Assets/CollisionTags.SHConfig

@@ -0,0 +1,16 @@
+0 1
+1 2
+2 3
+3 4
+4 5
+5 6
+6 7
+7 8
+8 9
+9 10
+10 11
+11 12
+12 13
+13 14
+14 15
+15 16

Assets/Fonts/ALGER.shfont.shmeta

@@ -0,0 +1,3 @@
+Name: ALGER
+ID: 182525173
+Type: 10

Assets/Fonts/SegoeUI.shfont.shmeta

@@ -0,0 +1,3 @@
+Name: SegoeUI
+ID: 176667660
+Type: 10

Assets/Materials/UIMat.shmat

@@ -0,0 +1,8 @@
+- VertexShader: 46580970
+  FragmentShader: 35983630
+  SubPass: G-Buffer Write
+  Properties:
+    data.color: {x: 1, y: 1, z: 1, w: 1}
+    data.textureIndex: 0
+    data.alpha: 0
+    data.beta: {x: 1, y: 1, z: 1}

Assets/Materials/UIMat.shmat.shmeta

@@ -0,0 +1,3 @@
+Name: UIMat
+ID: 129340704
+Type: 7

Assets/Models/Quad.gltf

@@ -0,0 +1,104 @@
+{
+    "asset" : {
+        "generator" : "Khronos glTF Blender I/O v3.3.27",
+        "version" : "2.0"
+    },
+    "scene" : 0,
+    "scenes" : [
+        {
+            "name" : "Scene",
+            "nodes" : [
+                0
+            ]
+        }
+    ],
+    "nodes" : [
+        {
+            "mesh" : 0,
+            "name" : "Quad"
+        }
+    ],
+    "meshes" : [
+        {
+            "name" : "Plane",
+            "primitives" : [
+                {
+                    "attributes" : {
+                        "POSITION" : 0,
+                        "NORMAL" : 1,
+                        "TEXCOORD_0" : 2
+                    },
+                    "indices" : 3
+                }
+            ]
+        }
+    ],
+    "accessors" : [
+        {
+            "bufferView" : 0,
+            "componentType" : 5126,
+            "count" : 4,
+            "max" : [
+                0.5,
+                0.5,
+                3.774895063202166e-08
+            ],
+            "min" : [
+                -0.5,
+                -0.5,
+                -3.774895063202166e-08
+            ],
+            "type" : "VEC3"
+        },
+        {
+            "bufferView" : 1,
+            "componentType" : 5126,
+            "count" : 4,
+            "type" : "VEC3"
+        },
+        {
+            "bufferView" : 2,
+            "componentType" : 5126,
+            "count" : 4,
+            "type" : "VEC2"
+        },
+        {
+            "bufferView" : 3,
+            "componentType" : 5123,
+            "count" : 6,
+            "type" : "SCALAR"
+        }
+    ],
+    "bufferViews" : [
+        {
+            "buffer" : 0,
+            "byteLength" : 48,
+            "byteOffset" : 0,
+            "target" : 34962
+        },
+        {
+            "buffer" : 0,
+            "byteLength" : 48,
+            "byteOffset" : 48,
+            "target" : 34962
+        },
+        {
+            "buffer" : 0,
+            "byteLength" : 32,
+            "byteOffset" : 96,
+            "target" : 34962
+        },
+        {
+            "buffer" : 0,
+            "byteLength" : 12,
+            "byteOffset" : 128,
+            "target" : 34963
+        }
+    ],
+    "buffers" : [
+        {
+            "byteLength" : 140,
+            "uri" : "data:application/octet-stream;base64,AAAAvwAAAL9pISIzAAAAPwAAAL9pISIzAAAAvwAAAD9pISKzAAAAPwAAAD9pISKzAAAAAGkhojMAAIA/AAAAAGkhojMAAIA/AAAAAGkhojMAAIA/AAAAAGkhojMAAIA/AAAAAAAAgD8AAIA/AACAPwAAAAAAAAAAAACAPwAAAAAAAAEAAwAAAAMAAgA="
+        }
+    ]
+}

Assets/Models/Quad.shmodel.shmeta

@@ -0,0 +1,7 @@
+Name: Quad
+ID: 80501355
+Type: 4
+Sub Assets:
+Name: Quad
+ID: 141771688
+Type: 8

Assets/Shaders/DebugDraw_VS.glsl

@@ -15,6 +15,9 @@ layout(set = 2, binding = 0) uniform CameraData
 {
   vec4 position; 
   mat4 vpMat;
+  mat4 viewMat;
+  mat4 perspectiveMat;
+  mat4 orthoMat;
 } cameraData;
 
 void main()

Assets/Shaders/TestCube_VS.glsl

@@ -34,7 +34,8 @@ layout(set = 2, binding = 0) uniform CameraData
   vec4 position; 
   mat4 vpMat;
   mat4 viewMat;
-  mat4 projMat;
+  mat4 perspectiveMat;
+  mat4 orthoMat;
 } cameraData;
 
 void main()

Assets/Shaders/Text_FS.glsl

@@ -0,0 +1,59 @@
+#version 450
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+#extension GL_EXT_nonuniform_qualifier : require
+
+struct MatPropData
+{
+  vec4 color;
+  int textureIndex;
+  float alpha;
+  vec3 beta;
+};
+
+layout(location = 0) in struct
+{
+  vec4 vertPos; // location 0
+  vec2 uv; // location = 1
+  vec4 normal; // location = 2
+
+} In;
+
+// material stuff
+layout(location = 3) flat in struct
+{
+  uint eid;
+  vec3 textColor;
+} In2;
+
+
+
+layout(set = 4, binding = 0) uniform sampler2D fontBitmap;
+
+layout(location = 0) out vec4 color;
+layout(location = 1) out uint outEntityID;
+
+float median(float r, float g, float b) 
+{
+  return max(min(r, g), min(max(r, g), b));
+}
+
+void main()
+{
+  vec3 msd = texture (fontBitmap, In.uv).rgb;
+  float sd = median (msd.r, msd.g, msd.b);
+  float screenPxDistance = 2 * (sd - 0.5f);
+  float opacity = clamp (screenPxDistance + 0.5f, 0.0f, 2.0f);
+
+  vec4 fragColor;
+
+  if (opacity < 0.2f)
+    discard;
+  else
+    fragColor = mix(vec4(0.0f), vec4(In2.textColor, 1.0f), min (opacity, 1.0f));
+
+  // fragColor = vec4 (1.0f);
+
+  color = fragColor;
+  outEntityID = In2.eid;
+}

Assets/Shaders/Text_FS.shshaderb.shmeta

@@ -0,0 +1,3 @@
+Name: Text_FS
+ID: 38024754
+Type: 2

Assets/Shaders/Text_VS.glsl

@@ -0,0 +1,101 @@
+#version 450
+#extension GL_KHR_vulkan_glsl : enable
+
+//#include "ShaderDescriptorDefinitions.glsl"
+
+
+// vertex inputs
+layout(location = 0) in vec4 positionalOffset;
+layout(location = 1) in uint glyphIndex;
+
+// between shader stages
+layout(location = 0) out struct
+{
+  vec4 vertPos; // location 0
+  vec2 uv; // location = 1
+  vec4 normal; // location = 2
+
+} Out;
+
+// material stuff
+layout(location = 3) out struct
+{
+  uint eid;
+  vec3 textColor;
+} Out2;
+
+// Camera data
+layout(set = 2, binding = 0) uniform CameraData
+{
+  vec4 position; 
+  mat4 vpMat;
+  mat4 viewMat;
+  mat4 perspectiveMat;
+  mat4 orthoMat;
+} cameraData;
+
+// push constants
+layout(std140, push_constant) uniform TestPushConstant
+{
+  mat4 worldTransform;
+  uint eid;
+  vec3 textColor;
+
+} testPushConstant;
+
+// Descriptor sets
+layout(std430, set = 4, binding = 1) buffer GlyphTransforms
+{
+  mat4 matrices[];
+} glyphTransforms;
+
+vec2 CreateQuad(in uint vertexID)
+{
+  uint b = 1 << vertexID;
+  return vec2 ((0x3 & b) != 0, (0x9 & b) != 0);
+}
+
+void main()
+{
+  // write EID data to FS
+  Out2.eid = testPushConstant.eid;
+
+  // local variable for font index
+  uint fontIndex = glyphIndex;
+
+  // get font data
+  mat4 fontData = glyphTransforms.matrices[fontIndex];
+
+  // Generate UV coords and vertex positions
+  Out.uv = CreateQuad(gl_VertexIndex);
+  vec3 vertexPos = vec3(Out.uv, 0.0f);
+
+  // Get the local matrices
+  mat4 localModel = testPushConstant.worldTransform;
+
+  //mat4 uiScale = mat4(1.0f);
+  //uiScale[0][0] = cameraData.cameraRight / 20.49f;
+  //uiScale[1][1] = cameraData.cameraTop / 11.323f;
+
+  // transform the UV to atlas space to sample the font bitmap correctly
+  Out.uv = vec2(mat3(fontData) * vec3(Out.uv, 1.0f));
+
+  // Matrix to transform the quad from local to font space (for a font to be of correct size)
+  mat3 toFontSpace = mat3(1.0f);
+  toFontSpace[0][0] = fontData[3][0];
+  toFontSpace[1][1] = fontData[3][1];
+  toFontSpace[2][0] = positionalOffset.x;
+  toFontSpace[2][1] = positionalOffset.y;
+
+  // Initialize variables for use in FS
+  //characterIndex = gl_InstanceID; 
+
+  // Transform the vertices to font space
+  vertexPos = toFontSpace * vec3(vertexPos.xy, 1.0f); 
+
+  Out2.textColor = testPushConstant.textColor;
+
+  // transform the vertex position to font space
+  gl_Position = cameraData.orthoMat * localModel * vec4(vertexPos, 1.0f);
+  // gl_Position = vec4(vertexPos, 1.0f);
+}

Assets/Shaders/Text_VS.shshaderb.shmeta

@@ -0,0 +1,3 @@
+Name: Text_VS
+ID: 39816727
+Type: 2

Assets/Shaders/ToSwapchain_FS.glsl

@@ -0,0 +1,14 @@
+#version 450
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+#extension GL_EXT_nonuniform_qualifier : require
+
+layout (input_attachment_index = 0, set = 4, binding = 0) uniform subpassInput sceneTexture;
+
+
+layout(location = 0) out vec4 fragColor;
+
+void main()
+{
+  fragColor = vec4 (subpassLoad(sceneTexture).rgb, 1.0f);
+}

Assets/Shaders/ToSwapchain_FS.shshaderb.shmeta

@@ -0,0 +1,3 @@
+Name: ToSwapchain_FS
+ID: 36869006
+Type: 2

Assets/Shaders/ToSwapchain_VS.glsl

@@ -0,0 +1,15 @@
+#version 450
+#extension GL_KHR_vulkan_glsl : enable
+
+
+vec2 CreateQuad(in uint vertexID)
+{
+  uint b = 1 << vertexID;
+  return vec2 ((0x3 & b) != 0, (0x9 & b) != 0);
+}
+
+void main()
+{
+  vec2 vertexPos = 2 * (CreateQuad(gl_VertexIndex) - vec2(0.5f));
+  gl_Position = vec4 (vertexPos, 0.0f, 1.0f);
+}

Assets/Shaders/ToSwapchain_VS.shshaderb.shmeta

@@ -0,0 +1,3 @@
+Name: ToSwapchain_VS
+ID: 48082949
+Type: 2

Assets/Shaders/UI_FS.glsl

@@ -0,0 +1,50 @@
+#version 450
+#extension GL_ARB_separate_shader_objects : enable
+#extension GL_ARB_shading_language_420pack : enable
+#extension GL_EXT_nonuniform_qualifier : require
+
+struct MatPropData
+{
+  vec4 color;
+  int textureIndex;
+  float alpha;
+  vec3 beta;
+};
+
+layout(location = 0) in struct
+{
+  vec4 vertPos; // location 0
+  vec2 uv; // location = 1
+  vec4 normal; // location = 2
+
+} In;
+
+// material stuff
+layout(location = 3) flat in struct
+{
+  int materialIndex;
+  uint eid;
+  uint lightLayerIndex;
+} In2;
+
+layout (set = 0, binding = 1) uniform sampler2D textures[]; // for textures (global)
+layout (std430, set = 3, binding = 0) buffer MaterialProperties     // For materials 
+{
+  MatPropData data[];
+} MatProp;
+
+layout(location = 0) out vec4 position;
+layout(location = 1) out uint outEntityID;
+layout(location = 2) out uint lightLayerIndices;
+layout(location = 3) out vec4 normals;
+layout(location = 4) out vec4 albedo;
+
+void main()
+{
+  position = In.vertPos;
+  normals = In.normal;
+  albedo = vec4(1.0f);
+
+  outEntityID = In2.eid;
+  lightLayerIndices = In2.lightLayerIndex;
+}

Assets/Shaders/UI_FS.shshaderb.shmeta

@@ -0,0 +1,3 @@
+Name: UI_FS
+ID: 35983630
+Type: 2

Assets/Shaders/UI_VS.glsl

@@ -0,0 +1,66 @@
+#version 450
+#extension GL_KHR_vulkan_glsl : enable
+
+//#include "ShaderDescriptorDefinitions.glsl"
+
+
+layout(location = 0) in vec3 aVertexPos;
+layout(location = 1) in vec2 aUV;
+layout(location = 2) in vec3 aNormal;
+layout(location = 3) in vec3 aTangent;
+layout(location = 4) in mat4 worldTransform;
+layout(location = 8) in uvec2 integerData;
+
+
+layout(location = 0) out struct
+{
+  vec4 vertPos; // location 0
+  vec2 uv; // location = 1
+  vec4 normal; // location = 2
+
+} Out;
+
+// material stuff
+layout(location = 3) out struct
+{
+  int materialIndex;
+  uint eid;
+  uint lightLayerIndex;
+
+} Out2;
+
+layout(set = 2, binding = 0) uniform CameraData
+{
+  vec4 position; 
+  mat4 vpMat;
+  mat4 viewMat;
+  mat4 perspectiveMat;
+  mat4 orthoMat;
+} cameraData;
+
+void main()
+{
+  Out2.materialIndex = gl_InstanceIndex;
+  Out2.eid             = integerData[0];
+  Out2.lightLayerIndex = integerData[1];
+
+  // for transforming gBuffer position and normal data
+  mat4 modelViewMat = cameraData.viewMat * worldTransform;
+
+  // gBuffer position will be in view space
+  Out.vertPos = modelViewMat * vec4(aVertexPos, 1.0f);
+
+  // uvs for texturing in fragment shader
+  Out.uv = aUV;
+
+  mat3 transposeInv = mat3 (transpose(inverse(modelViewMat)));
+
+  // normals are also in view space
+  Out.normal.rgb = transposeInv * aNormal.rgb;
+  Out.normal.rgb = normalize (Out.normal.rgb);
+
+  // clip space for rendering
+  gl_Position = cameraData.orthoMat * worldTransform * vec4 (aVertexPos, 1.0f);
+  gl_Position.z += 0.1f; // HAX
+  // gl_Position = vec4 (aVertexPos, 1.0f);
+}

Assets/Shaders/UI_VS.shshaderb.shmeta

@@ -0,0 +1,3 @@
+Name: UI_VS
+ID: 46580970
+Type: 2

Dependencies.bat

@@ -6,7 +6,7 @@ echo ---------------------------------------------------
 echo "SHADE DEPENDENCIES (Default - All in 10 Seconds)"
 echo "A - All"
 echo "B - VMA"
-echo "C - msdf"
+echo "C - FontCompiler"
 echo "D - ModelCompiler"
 echo "E - spdlog"
 echo "F - reactphysics3d"
@@ -28,7 +28,7 @@ set _e=%ERRORLEVEL%
 
 if %_e%==1 goto VMA
 if %_e%==2 goto VMA
-if %_e%==3 goto MSDF
+if %_e%==3 goto FontCompiler
 if %_e%==4 goto ModelCompiler
 if %_e%==5 goto spdlog
 if %_e%==6 goto reactphysics3d
@@ -47,12 +47,13 @@ if %_e%==16 goto fmod
 echo -----------------------VMA----------------------------
 rmdir "Dependencies/VMA" /S /Q
 git clone https://github.com/SHADE-DP/VulkanMemoryAllocator.git "Dependencies/VMA"
-if %_e%==2 (goto :done) else (goto :MSDF)
+if %_e%==2 (goto :done) else (goto :FontCompiler)
 
-:MSDF
+:FontCompiler
-echo -----------------------MSDF----------------------------
+echo -----------------------FontCompiler----------------------------
-rmdir "Dependencies/msdf" /S /Q
+rmdir "Dependencies/FontCompiler" /S /Q
-git clone  --recurse-submodules https://github.com/SHADE-DP/msdf-atlas-gen.git "Dependencies/msdf"
+git clone  https://github.com/SHADE-DP/FontCompiler.git "Dependencies/FontCompiler"
+git clone  --recurse-submodules https://github.com/SHADE-DP/msdf-atlas-gen "Dependencies/FontCompiler/Dependencies/msdf"
 if %_e%==3 (goto :done) else (goto :ModelCompiler)
 
 :ModelCompiler

Dependencies.lua

@@ -3,8 +3,9 @@ IncludeDir["ModelCompiler"] = "%{wks.location}\\Dependencies\\ModelCompiler"
 IncludeDir["imgui"] = "%{wks.location}\\Dependencies\\imgui"
 IncludeDir["imguizmo"] = "%{wks.location}\\Dependencies\\imguizmo"
 IncludeDir["imnodes"] = "%{wks.location}\\Dependencies\\imnodes"
-IncludeDir["msdf_atlas_gen"] = "%{wks.location}\\Dependencies\\msdf"
+IncludeDir["FontCompiler"] = "%{wks.location}\\Dependencies\\FontCompiler"
-IncludeDir["msdfgen"] = "%{wks.location}\\Dependencies\\msdf\\msdfgen"
+IncludeDir["msdf_atlas_gen"] = "%{wks.location}\\Dependencies\\FontCompiler\\Dependencies\\msdf"
+IncludeDir["msdfgen"] = "%{wks.location}\\Dependencies\\FontCompiler\\Dependencies\\msdf\\msdfgen"
 IncludeDir["spdlog"] = "%{wks.location}\\Dependencies\\spdlog"
 IncludeDir["tracy"] = "%{wks.location}\\Dependencies\\tracy"
 IncludeDir["VMA"] = "%{wks.location}\\Dependencies\\VMA"

SHADE_Application/premake5.lua

@@ -38,7 +38,9 @@ project "SHADE_Application"
 	"%{IncludeDir.spdlog}/include",
   "%{IncludeDir.tinyddsloader}",
   "%{IncludeDir.reactphysics3d}\\include",
-  "%{IncludeDir.yamlcpp}"
+  "%{IncludeDir.yamlcpp}",
+    "%{IncludeDir.msdf_atlas_gen}",
+    "%{IncludeDir.msdfgen}"
   }
     
   externalwarnings "Off"
@@ -76,7 +78,10 @@ project "SHADE_Application"
     "26451",
     "26437",
     "4275",
-    "4635"
+    "4633",
+    "4634",
+    "4635",
+    "4638"
   }
 
   linkoptions { "-IGNORE:4006" }

SHADE_Application/src/Application/SBApplication.cpp

@@ -80,9 +80,12 @@ namespace Sandbox
     SHSystemManager::CreateSystem<SHCameraSystem>();
     SHSystemManager::CreateSystem<SHUISystem>();
 
+    //std::system("FontCompiler.exe ../../Assets/Fonts/SegoeUI.ttf");
+    //std::system("FontCompiler.exe ../../Assets/Fonts/ALGER.ttf");
 
     SHSystemManager::CreateSystem<SHGraphicsSystem>();
     SHGraphicsSystem* graphicsSystem = static_cast<SHGraphicsSystem*>(SHSystemManager::GetSystem<SHGraphicsSystem>());
+    SHPhysicsSystem* physicsSystem = SHSystemManager::GetSystem<SHPhysicsSystem>();
 
     // Link up SHDebugDraw
     SHSystemManager::CreateSystem<SHDebugDrawSystem>();
@@ -140,7 +143,7 @@ namespace Sandbox
     //SHComponentManager::CreateComponentSparseSet<SHCameraComponent>();
 
     SHAssetManager::Load();
-
+    //auto font = SHAssetManager::GetData<SHFontAsset>(176667660);
     
     SHSystemManager::RegisterRoutine<SHAudioSystem, SHAudioSystem::AudioRoutine>();
 
@@ -160,26 +163,49 @@ namespace Sandbox
   void SBApplication::Update(void)
   {
     SHGraphicsSystem* graphicsSystem = SHADE::SHSystemManager::GetSystem<SHGraphicsSystem>();
+
+#ifdef SHEDITOR
     SHEditor* editor = SHADE::SHSystemManager::GetSystem<SHEditor>();
+#endif
+
     //TODO: Change true to window is open
     while (!window.WindowShouldClose())
     {
       SHFrameRateController::UpdateFRC();
       SHInputManager::UpdateInput(SHFrameRateController::GetRawDeltaTime());
       SHSceneManager::UpdateSceneManager();
+
 #ifdef SHEDITOR
       if(editor->editorState == SHEditor::State::PLAY)
-        SHSceneManager::SceneUpdate(0.016f);
-#endif
-      SHSystemManager::RunRoutines(editor->editorState != SHEditor::State::PLAY, 0.016f);
-      editor->PollPicking();
 
+#endif
+      SHSceneManager::SceneUpdate(0.016f);
+#ifdef SHEDITOR
+      SHSystemManager::RunRoutines(editor->editorState != SHEditor::State::PLAY, SHFrameRateController::GetRawDeltaTime());
+      editor->PollPicking();
+#else
+      SHSystemManager::RunRoutines(false, SHFrameRateController::GetRawDeltaTime());
+#endif
+      // TODO: Move into an Editor menu
       static bool drawColliders = false;
       if (SHInputManager::GetKeyDown(SHInputManager::SH_KEYCODE::F10))
       {
         drawColliders = !drawColliders;
         SHSystemManager::GetSystem<SHPhysicsDebugDrawSystem>()->SetDebugDrawFlag(SHPhysicsDebugDrawSystem::DebugDrawFlags::COLLIDER, drawColliders);
       }
+      static bool drawRays = false;
+      if (SHInputManager::GetKeyDown(SHInputManager::SH_KEYCODE::F11))
+      {
+        drawRays = !drawRays;
+        SHSystemManager::GetSystem<SHPhysicsDebugDrawSystem>()->SetDebugDrawFlag(SHPhysicsDebugDrawSystem::DebugDrawFlags::RAYCASTS, drawRays);
+      }
+      static bool drawContacts = false;
+      if (SHInputManager::GetKeyDown(SHInputManager::SH_KEYCODE::F9))
+      {
+        drawContacts = !drawContacts;
+        SHSystemManager::GetSystem<SHPhysicsDebugDrawSystem>()->SetDebugDrawFlag(SHPhysicsDebugDrawSystem::DebugDrawFlags::CONTACT_POINTS, drawContacts);
+        SHSystemManager::GetSystem<SHPhysicsDebugDrawSystem>()->SetDebugDrawFlag(SHPhysicsDebugDrawSystem::DebugDrawFlags::CONTACT_NORMALS, drawContacts);
+      }
     }
     // Finish all graphics jobs first
     graphicsSystem->AwaitGraphicsExecution();

SHADE_Application/src/Scenes/SBMainScene.cpp

@@ -7,12 +7,14 @@
 #include "Graphics/MiddleEnd/Interface/SHRenderable.h"
 #include "Scene/SHSceneManager.h"
 #include "Graphics/MiddleEnd/Interface/SHGraphicsSystem.h"
+#include "Physics/System/SHPhysicsSystem.h"
 #include "Scripting/SHScriptEngine.h"
 #include "Math/Transform/SHTransformComponent.h"
 #include "Graphics/MiddleEnd/Interface/SHMaterialInstance.h"
 #include "Physics/Interface/SHRigidBodyComponent.h"
 #include "Physics/Interface/SHColliderComponent.h"
 #include "Graphics/MiddleEnd/Lights/SHLightComponent.h"
+#include "Graphics/MiddleEnd/TextRendering/SHTextRenderableComponent.h"
 
 #include "Assets/SHAssetManager.h"
 #include "Camera/SHCameraComponent.h"
@@ -41,6 +43,28 @@ namespace Sandbox
   void SBMainScene::Init()
   {
     sceneName = SHSerialization::DeserializeSceneFromFile(sceneAssetID);
+
+    auto* physicsSystem = SHSystemManager::GetSystem<SHPhysicsSystem>();
+    if (!physicsSystem)
+    {
+      SHLOGV_CRITICAL("Failed to get the physics system for building the scene!")
+      return;
+    }
+
+    physicsSystem->BuildScene(SHSceneManager::GetCurrentSceneGraph());
+
+    /*-----------------------------------------------------------------------*/
+    /* TESTING CODE                                                          */
+    /*-----------------------------------------------------------------------*/
+    //testText = SHEntityManager::CreateEntity<SHTransformComponent, SHTextRendererComponent>(MAX_EID, "Test Text");
+    //auto gfxSystem =SHSystemManager::GetSystem<SHGraphicsSystem>();
+
+    //auto textComp = SHComponentManager::GetComponent<SHTextRendererComponent>(testText);
+
+    //textComp->SetFont(gfxSystem->GetFontLibrary().GetFonts()[0]);
+    /*-----------------------------------------------------------------------*/
+    /* TESTING CODE                                                          */
+    /*-----------------------------------------------------------------------*/
   }
 
   void SBMainScene::Update(float dt)

SHADE_Application/src/Scenes/SBMainScene.h

@@ -12,6 +12,8 @@ namespace Sandbox
     EntityID testObj;
     std::vector<EntityID> stressTestObjects;
 
+    EntityID testText;
+
   public:
     virtual void Load();
     virtual void Init();

SHADE_CSharp/premake5.lua

@@ -50,6 +50,9 @@ project "SHADE_CSharp"
   function platformsElementCS(cfg)
     _p(2,'<Platforms>x64</Platforms>')
   end
+  function configElementCS(cfg)
+    _p(2,'<Configurations>Debug;Release;Publish</Configurations>')
+  end
   function docsElementCS(cfg)
     _p(2,'<GenerateDocumentationFile>true</GenerateDocumentationFile>')
   end
@@ -59,6 +62,6 @@ project "SHADE_CSharp"
 
   premake.override(premake.vstudio.cs2005.elements, "projectProperties", function (oldfn, cfg)
     return table.join(oldfn(cfg), {
-      platformsElementCS, docsElementCS, docsLocationElementCS,
+      platformsElementCS, configElementCS, docsElementCS, docsLocationElementCS,
     })
   end)

SHADE_Engine/premake5.lua

@@ -79,7 +79,10 @@ project "SHADE_Engine"
     "26451",
     "26437",
     "4275",
-    "4635"
+    "4633",
+    "4634",
+    "4635",
+    "4638"
   }
 
   linkoptions { "-IGNORE:4006" }
@@ -119,6 +122,7 @@ project "SHADE_Engine"
     {
       "xcopy  /r /y /q \"%{IncludeDir.ModelCompiler}\\bin\\Debug\\assimp-vc142-mtd.dll\" \"$(OutDir)\"",
       "xcopy  /r /y /q \"%{IncludeDir.ModelCompiler}\\bin\\Debug\\ModelCompiler.exe\" \"$(OutDir)\"",
+      "xcopy  /r /y /q \"%{IncludeDir.FontCompiler}\\bin\\Debug\\FontCompiler.exe\" \"$(OutDir)\"",
       "xcopy  /r /y /q \"%{IncludeDir.fmod}\\lib\\fmodL.dll\" \"$(OutDir)\"",
       "xcopy  /r /y /q \"%{IncludeDir.fmod}\\lib\\fmodstudioL.dll\" \"$(OutDir)\""
     }
@@ -128,6 +132,7 @@ project "SHADE_Engine"
     {
       "xcopy  /r /y /q \"%{IncludeDir.ModelCompiler}\\bin\\Release\\assimp-vc142-mt.dll\" \"$(OutDir)\"",
       "xcopy  /r /y /q \"%{IncludeDir.ModelCompiler}\\bin\\Release\\ModelCompiler.exe\" \"$(OutDir)\"",
+      "xcopy  /r /y /q \"%{IncludeDir.FontCompiler}\\bin\\Release\\FontCompiler.exe\" \"$(OutDir)\"",
       "xcopy  /r /y /q \"%{IncludeDir.fmod}\\lib\\fmod.dll\" \"$(OutDir)\"",
       "xcopy  /r /y /q \"%{IncludeDir.fmod}\\lib\\fmodstudio.dll\" \"$(OutDir)\""
     }

SHADE_Engine/src/Assets/Asset Types/SHFontAsset.h

@@ -0,0 +1,47 @@
+#pragma once
+
+#include "SHAssetData.h"
+#include "SH_API.h"
+#include <vector>
+#include <string>
+#include "msdf-atlas-gen/msdf-atlas-gen.h"
+#include "math/SHMatrix.h"
+
+namespace SHADE
+{
+  struct SH_API SHFontAsset : SHAssetData
+  {
+    using GlyphData = SHMatrix;
+    static constexpr uint32_t NUM_CHANNELS = 3;
+    static constexpr uint32_t BYTES_PER_CHANNEL = 3;
+    static constexpr uint8_t BASELINE_LEFT_MATRIX_INDEX_ROW = 3;
+    static constexpr uint8_t BASELINE_LEFT_MATRIX_INDEX_COL = 2;
+    static constexpr uint8_t BASELINE_BOTTOM_MATRIX_INDEX_ROW = 3;
+    static constexpr uint8_t BASELINE_BOTTOM_MATRIX_INDEX_COL = 3;
+
+    /*-----------------------------------------------------------------------*/
+    /* MEMBER VARIABLES                                                      */
+    /*-----------------------------------------------------------------------*/
+    //! Name of the shader file (without parent path)
+    std::string fontName;
+
+    //! Glyphs. Corresponds to the transformation container below.
+    std::vector<msdf_atlas::unicode_t> glyphs;
+
+    //! Data containing character and uv transformation data and other misc data
+    std::vector<GlyphData> glyphTransformations;
+
+    //! The actual data of the atlas to go into the binary. Was unique_ptr, vector easier to copy.
+    std::vector<unsigned char> bitmapData;
+
+    //! Width of the bitmap
+    uint32_t bitmapWidth;
+
+    //! Height of the bitmap
+    uint32_t bitmapHeight;
+
+    //! Font geometry required to get kerning from
+    msdf_atlas::FontGeometry fontGeometry;
+
+  };
+}

SHADE_Engine/src/Assets/Libraries/Loaders/SHFontLoader.cpp

@@ -0,0 +1,83 @@
+#include "SHpch.h"
+#include "SHFontLoader.h"
+#include "Assets/Asset Types/SHFontAsset.h"
+#include "Graphics/MiddleEnd/TextRendering/SHFreetypeInstance.h"
+#include "msdf-atlas-gen/msdf-atlas-gen.h"
+
+#include <fstream>
+#include <sstream>
+#include <string>
+#include <algorithm>
+
+namespace SHADE
+{
+  SHADE::SHAssetData* SHFontLoader::Load(AssetPath path)
+  {
+    auto newFontAsset = new SHFontAsset();
+
+    std::ifstream file{ path.string(), std::ios::in | std::ios::binary };
+    if (!file.is_open())
+    {
+      SHLOG_ERROR("Unable to open compiled font file: {}", path.string());
+      return nullptr;
+    }
+
+    // Attempt to load font geometry for advance data
+    auto ttfFilePath = path.string();
+    ttfFilePath = ttfFilePath.substr(0, ttfFilePath.find_last_of('.'));
+    ttfFilePath += TTF_EXTENSION.data();
+    msdfgen::FontHandle* fontHandle = nullptr;
+    fontHandle = msdfgen::loadFont(SHFreetypeInstance::GetFreetypeHandle(), ttfFilePath.c_str());
+    newFontAsset->fontGeometry.loadCharset(fontHandle, 1.0f, msdf_atlas::Charset::ASCII);
+
+    uint32_t numGlyphs = 0;
+
+    // read how many glyphs we have
+    file.read (reinterpret_cast<char*>(&numGlyphs), sizeof (uint32_t));
+
+    newFontAsset->glyphs.resize(numGlyphs);
+    newFontAsset->glyphTransformations.resize(numGlyphs);
+
+    for (uint32_t i = 0; i < numGlyphs; ++i)
+    {
+      // Read the data for the glyph 
+      file.read(reinterpret_cast<char*>(&newFontAsset->glyphs[i]), sizeof(msdf_atlas::unicode_t));
+    }
+
+    for (uint32_t i = 0; i < numGlyphs; ++i)
+    {
+      // Read the data for the glyph transformations
+      file.read(reinterpret_cast<char*>(&newFontAsset->glyphTransformations[i]), sizeof(SHMatrix));
+    }
+
+    // read the width
+    file.read(reinterpret_cast<char*>(&newFontAsset->bitmapWidth), sizeof(SHFontAsset::bitmapWidth));
+
+    // read the height
+    file.read(reinterpret_cast<char*>(&newFontAsset->bitmapHeight), sizeof(SHFontAsset::bitmapHeight));
+
+    uint32_t bytesRequired = 0;
+    file.read(reinterpret_cast<char*>(&bytesRequired), sizeof(uint32_t));
+
+    // Read the bitmap
+    newFontAsset->bitmapData.resize(bytesRequired);
+    file.read(reinterpret_cast<char*>(newFontAsset->bitmapData.data()), bytesRequired);
+
+
+    file.close();
+
+    return newFontAsset;
+  }
+
+  void SHFontLoader::Write(SHAssetData const* data, AssetPath path)
+  {
+    /* 
+      Stuff to write to binary file : 
+      - Interleaved per character data
+        - codepoint (actual character)
+        - 4x4 Matrix data (stores UV transform + extra data)
+      - Actual atlas texture
+    */
+  }
+
+}

SHADE_Engine/src/Assets/Libraries/Loaders/SHFontLoader.h

@@ -0,0 +1,24 @@
+/*************************************************************************//**
+ * \file    SHSFontLoader.h
+ * \author  Loh Xiao Qi
+ * \date    23 10 2022
+ * \brief
+ *
+ * Copyright (C) 2022 DigiPen Institute of Technology. Reproduction or
+ * disclosure of this file or its contents without the prior written consent
+ * of DigiPen Institute of Technology is prohibited.
+ *****************************************************************************/
+
+#pragma once
+
+#include "Assets/Libraries/Loaders/SHAssetLoader.h"
+
+namespace SHADE
+{ 
+  struct SHFontLoader : SHAssetLoader
+  {
+
+    SHAssetData* Load(AssetPath path) override;
+    void Write(SHAssetData const* data, AssetPath path) override;
+  };
+}

SHADE_Engine/src/Assets/SHAssetMacros.h

@@ -67,8 +67,9 @@ constexpr std::string_view ASSET_ROOT {"../../Assets"};
 constexpr std::string_view BUILT_IN_ASSET_ROOT{ "../../Built_In" };
 #endif
 
-// COMPILER PATHS
+// COMPILER EXE
 constexpr std::string_view MODEL_COMPILER_EXE{ "ModelCompiler.exe" };
+constexpr std::string_view FONT_COMPILER_EXE{ "FontCompiler.exe" };
 
 // INTERNAL ASSET PATHS
 constexpr std::string_view SCENE_FOLDER{ "/Scenes/" };
@@ -81,14 +82,14 @@ constexpr std::string_view META_EXTENSION {".shmeta"};
 constexpr std::string_view AUDIO_EXTENSION {".ogg"};
 constexpr std::string_view AUDIO_WAV_EXTENSION {".wav"};
 constexpr std::string_view SHADER_EXTENSION{ ".shshader" };
-constexpr std::string_view SHADER_BUILT_IN_EXTENSION{".shshaderb"};
+constexpr std::string_view SHADER_BUILT_IN_EXTENSION{ ".shshaderb" };
+constexpr std::string_view FONT_EXTENSION{ ".shfont" };
 constexpr std::string_view SCRIPT_EXTENSION {".cs"};
 constexpr std::string_view SCENE_EXTENSION {".shade"};
 constexpr std::string_view PREFAB_EXTENSION {".shprefab"};
 constexpr std::string_view MATERIAL_EXTENSION {".shmat"};
 constexpr std::string_view TEXTURE_EXTENSION {".shtex"};
 constexpr std::string_view MODEL_EXTENSION{ ".shmodel" };
-constexpr std::string_view FONT_EXTENSION{ ".shfont" };
 
 constexpr std::string_view EXTENSIONS[] = {
 	AUDIO_EXTENSION,

SHADE_Engine/src/Assets/SHAssetManager.cpp

@@ -20,6 +20,7 @@
 #include "Libraries/Loaders/SHTextureLoader.h"
 #include "Libraries/Loaders/SHShaderSourceLoader.h"
 #include "Libraries/Loaders/SHTextBasedLoader.h"
+#include "Libraries/Loaders/SHFontLoader.h"
 
 //#include "Libraries/Compilers/SHMeshCompiler.h"
 #include "Libraries/Compilers/SHTextureCompiler.h"
@@ -392,7 +393,13 @@ namespace SHADE
 		auto const ext{ path.extension().string() };
 		if (ext == GLSL_EXTENSION.data())
 		{
-      newPath = SHShaderSourceCompiler::LoadAndCompileShader(path).value();
+      auto value { SHShaderSourceCompiler::LoadAndCompileShader(path) };
+      if (!value.has_value())
+      {
+        SHLOG_ERROR("Shader compile failed: {}", path.string());
+        return;
+      }
+      newPath = value.value();
 		}
     else if (ext == GLTF_EXTENSION.data() || ext == FBX_EXTENSION.data())
     {
@@ -414,6 +421,16 @@ namespace SHADE
       }
       newPath = pathGen.value();
     }
+    else if (ext == TTF_EXTENSION.data())
+    {
+      std::string command = FONT_COMPILER_EXE.data();
+      command += " " + path.string();
+      std::system(command.c_str());
+
+      std::string fontPath = path.string().substr(0, path.string().find_last_of('.'));
+      fontPath += FONT_EXTENSION;
+      newPath = fontPath;
+    }
     else
     {
       SHLOG_WARNING("[Asset Manager] File Type compilation not yet Implemented: {}", path.string());
@@ -466,6 +483,8 @@ namespace SHADE
 		loaders[static_cast<size_t>(AssetType::PREFAB)] = loaders[static_cast<size_t>(AssetType::SCENE)];
     loaders[static_cast<size_t>(AssetType::MATERIAL)] = loaders[static_cast<size_t>(AssetType::SCENE)];
     loaders[static_cast<size_t>(AssetType::MESH)] = nullptr;
+    loaders[static_cast<size_t>(AssetType::SCRIPT)] = nullptr;
+    loaders[static_cast<size_t>(AssetType::FONT)] = dynamic_cast<SHAssetLoader*>(new SHFontLoader());
 	}
 
 	/****************************************************************************

SHADE_Engine/src/Camera/SHCameraDirector.cpp

@@ -43,7 +43,9 @@ namespace SHADE
     if (!camComponent)
     {
       SHLOG_WARNING("Camera Director warning: Entity does not have a camera");
+      return nullptr;
     }
+    return camComponent;
   }
 
 

SHADE_Engine/src/Camera/SHCameraSystem.cpp

@@ -246,7 +246,7 @@ namespace SHADE
         camera.orthoProjMatrix(2, 3) = -n / (f-n);
         camera.orthoProjMatrix(3, 3) = 1.0f;
 
-        camera.orthoProjMatrix = SHMatrix::OrthographicRH(camera.GetWidth(), camera.GetHeight(), camera.GetNear(), camera.GetFar());
+        //camera.orthoProjMatrix = SHMatrix::OrthographicRH(camera.GetWidth(), camera.GetHeight(), camera.GetNear(), camera.GetFar());
         //camera.projMatrix.Transpose();
 
         camera.dirtyProj = false;

SHADE_Engine/src/ECS_Base/Managers/SHEntityManager.cpp

@@ -146,7 +146,7 @@ namespace SHADE
 		//Call all the children to Destroy themselves first before the parent is destroyed.
 		if (entityVec[eIndex])
 		{
-			auto& children = SHSceneManager::GetCurrentSceneGraph().GetChildren(eID);
+			auto children = SHSceneManager::GetCurrentSceneGraph().GetChildren(eID);
 			for (auto& child : children)
 			{
 				DestroyEntity(child->GetEntityID());

SHADE_Engine/src/Editor/DragDrop/SHDragDrop.hpp

@@ -21,7 +21,7 @@ namespace SHADE
     template<typename T>
     static bool SetPayload(DragDropTag const& type, T* object, ImGuiCond const cond = 0)
     {
-      ImGui::SetDragDropPayload(type.data(), static_cast<void*>(object), sizeof(T), cond);
+      hasDragDrop = ImGui::SetDragDropPayload(type.data(), static_cast<void*>(object), sizeof(T), cond);
 
       hasDragDrop = true;
       currentDragDropTag = type;

SHADE_Engine/src/Editor/EditorWindow/Inspector/SHEditorComponentView.hpp

@@ -252,7 +252,7 @@ namespace SHADE
       if(rbType == SHRigidBodyComponent::Type::DYNAMIC) //Dynamic only fields
       {
         SHEditorWidgets::CheckBox("Use Gravity", [component]{return component->IsGravityEnabled();}, [component](bool const& value){component->SetGravityEnabled(value);}, "Gravity");
-        SHEditorWidgets::DragFloat("Mass", [component] {return component->GetMass(); }, [component](float const& value) {component->SetMass(value); }, "Mass");
+        //SHEditorWidgets::DragFloat("Mass", [component] {return component->GetMass(); }, [component](float const& value) {component->SetMass(value); }, "Mass");
       }
       if (rbType == SHRigidBodyComponent::Type::DYNAMIC || rbType == SHRigidBodyComponent::Type::KINEMATIC) //Dynamic or Kinematic only fields
       {
@@ -264,14 +264,19 @@ namespace SHADE
         SHEditorWidgets::BeginPanel(std::format("{} Constraints", ICON_FA_LOCK).data(), { ImGui::GetContentRegionAvail().x, ImGui::GetContentRegionAvail().y });
 
         SHEditorWidgets::TextLabel("Freeze Position");
+        ImGui::PushID("FreezePos");
         SHEditorWidgets::CheckBox("X", [component] {return component->GetFreezePositionX(); }, [component](bool const& value) {component->SetFreezePositionX(value); }, "Freeze Position - X"); ImGui::SameLine();
         SHEditorWidgets::CheckBox("Y", [component] {return component->GetFreezePositionY(); }, [component](bool const& value) {component->SetFreezePositionY(value); }, "Freeze Position - Y"); ImGui::SameLine();
         SHEditorWidgets::CheckBox("Z", [component] {return component->GetFreezePositionZ(); }, [component](bool const& value) {component->SetFreezePositionZ(value); }, "Freeze Position - Z");
+        ImGui::PopID();
+
 
         SHEditorWidgets::TextLabel("Freeze Rotation");
+        ImGui::PushID("FreezeRot");
         SHEditorWidgets::CheckBox("X", [component] {return component->GetFreezeRotationX(); }, [component](bool const& value) {component->SetFreezeRotationX(value); }, "Freeze Rotation - X"); ImGui::SameLine();
         SHEditorWidgets::CheckBox("Y", [component] {return component->GetFreezeRotationY(); }, [component](bool const& value) {component->SetFreezeRotationY(value); }, "Freeze Rotation - Y"); ImGui::SameLine();
         SHEditorWidgets::CheckBox("Z", [component] {return component->GetFreezeRotationZ(); }, [component](bool const& value) {component->SetFreezeRotationZ(value); }, "Freeze Rotation - Z");
+        ImGui::PopID();
 
         SHEditorWidgets::EndPanel();
       }
@@ -279,6 +284,7 @@ namespace SHADE
       //Debug Info (Read-Only)
       if(ImGui::CollapsingHeader("Debug Information", ImGuiTreeNodeFlags_DefaultOpen))//Dynamic or Kinematic only fields
       {
+        SHEditorWidgets::DragFloat("Mass", [component] { return component->GetMass(); }, [](float value){}, "Mass", 0.1f, 0.0f, std::numeric_limits<float>::infinity(), "%.3f", ImGuiSliderFlags_ReadOnly);
         SHEditorWidgets::DragVec3("Position", { "X", "Y", "Z" }, [component] {return component->GetPosition(); }, [](SHVec3 const& value) {}, false, "Position", 0.1f, "%.3f", 0.0f, 0.0f, ImGuiSliderFlags_ReadOnly);
         SHEditorWidgets::DragVec3("Rotation", { "X", "Y", "Z" }, [component] {return component->GetRotation(); }, [](SHVec3 const& value) {}, false, "Rotation", 0.1f, "%.3f", 0.0f, 0.0f, ImGuiSliderFlags_ReadOnly);
         if (rbType == SHRigidBodyComponent::Type::DYNAMIC || rbType == SHRigidBodyComponent::Type::KINEMATIC) //Dynamic or Kinematic only fields
@@ -490,4 +496,52 @@ namespace SHADE
     }
     ImGui::PopID();
   }
+
+  template<>
+  static void DrawComponent(SHTextRenderableComponent* component)
+  {
+    if (!component)
+      return;
+    ImGui::PushID(SHFamilyID<SHComponent>::GetID<SHTextRenderableComponent>());
+    const auto componentType = rttr::type::get(*component);
+    SHEditorWidgets::CheckBox("##IsActive", [component]() {return component->isActive; }, [component](bool const& active) {component->isActive = active; }, "Is Component Active");
+    ImGui::SameLine();
+    if (ImGui::CollapsingHeader(componentType.get_name().data()))
+    {
+      DrawContextMenu(component);
+      Handle<SHFont> const& font = component->GetFont();
+      const auto FONT_NAME = SHResourceManager::GetAssetName<SHFont>(font).value_or("");
+      SHEditorWidgets::DragDropReadOnlyField<AssetID>("Font", FONT_NAME, [component]()
+        {
+          Handle<SHFont> const& font = component->GetFont();
+          return SHResourceManager::GetAssetID<SHFont>(font).value_or(0);
+        },
+        [component](AssetID const& id)
+        {
+          if (SHAssetManager::GetType(id) != AssetType::FONT)
+          {
+            SHLOG_WARNING("Attempted to assign non font asset to TextRendererComponent Font property!")
+              return;
+          }
+          component->SetFont(SHResourceManager::LoadOrGet<SHFont>(id));
+          SHResourceManager::FinaliseChanges();
+        }, SHDragDrop::DRAG_RESOURCE);
+
+      SHEditorWidgets::InputText("Text", 
+        [component](void)
+        {
+          return component->GetText();
+        },
+        [component](std::string const& val)
+        {
+          component->SetText(val);
+        }
+      );
+    }
+    else
+    {
+      DrawContextMenu(component);
+    }
+    ImGui::PopID();
+  }
 }

SHADE_Engine/src/Editor/EditorWindow/Inspector/SHEditorInspector.cpp

@@ -22,6 +22,7 @@
 #include "UI/SHCanvasComponent.h"
 #include "SHEditorComponentView.h"
 #include "AudioSystem/SHAudioListenerComponent.h"
+#include "Graphics/MiddleEnd/TextRendering/SHTextRenderableComponent.h"
 
 namespace SHADE
 {
@@ -144,6 +145,10 @@ namespace SHADE
         {
           DrawComponent(uiComponent);
         }
+        if (auto textRendererComponent = SHComponentManager::GetComponent_s<SHTextRenderableComponent>(eid))
+        {
+          DrawComponent(textRendererComponent);
+        }
         ImGui::Separator();
         // Render Scripts
         SHScriptEngine* scriptEngine = static_cast<SHScriptEngine*>(SHSystemManager::GetSystem<SHScriptEngine>());
@@ -162,6 +167,7 @@ namespace SHADE
           DrawAddComponentWithEnforcedComponentButton<SHRenderable, SHTransformComponent>(eid);
           DrawAddComponentWithEnforcedComponentButton<SHRigidBodyComponent, SHTransformComponent>(eid);
           DrawAddComponentWithEnforcedComponentButton<SHColliderComponent, SHTransformComponent>(eid);
+          DrawAddComponentWithEnforcedComponentButton<SHTextRenderableComponent, SHTransformComponent>(eid);
           
 
           ImGui::EndMenu();

SHADE_Engine/src/Editor/EditorWindow/MaterialInspector/SHMaterialInspector.cpp

@@ -172,17 +172,24 @@ namespace SHADE
 
     // Shader
     bool shaderChanged = false;
-    const auto* SHADER_INFO = SHAssetManager::GetData<SHShaderAsset>(currentMatSpec->fragShader);
+    const auto* VERT_SHADER_INFO = SHAssetManager::GetData<SHShaderAsset>(currentMatSpec->vertexShader);
-    const std::string SHADER_NAME = SHADER_INFO ? SHADER_INFO->name : "Unknown Shader";
+    const std::string VERT_SHADER_NAME = VERT_SHADER_INFO ? VERT_SHADER_INFO->name : "Unknown Shader";
-    ImGui::BeginDisabled();
     isDirty |= SHEditorWidgets::DragDropReadOnlyField<AssetID>
     (
-      "Fragment Shader", SHADER_NAME.data(),
+      "Fragment Shader", VERT_SHADER_NAME.data(),
+      [this]() { return currentMatSpec->vertexShader; }, 
+      [this](const AssetID& id) { currentMatSpec->vertexShader = id; },
+      SHDragDrop::DRAG_RESOURCE
+    );
+    const auto* FRAG_SHADER_INFO = SHAssetManager::GetData<SHShaderAsset>(currentMatSpec->fragShader);
+    const std::string FRAG_SHADER_NAME = FRAG_SHADER_INFO ? FRAG_SHADER_INFO->name : "Unknown Shader";
+    isDirty |= SHEditorWidgets::DragDropReadOnlyField<AssetID>
+    (
+      "Fragment Shader", FRAG_SHADER_NAME.data(),
       [this]() { return currentMatSpec->fragShader; }, 
       [this](const AssetID& id) { currentMatSpec->fragShader = id; },
       SHDragDrop::DRAG_RESOURCE
     );
-    ImGui::EndDisabled();
 
     // Load the shader to access it's data
     auto fragShader = SHResourceManager::LoadOrGet<SHVkShaderModule>(currentMatSpec->fragShader);

SHADE_Engine/src/Editor/SHEditor.cpp

@@ -516,7 +516,7 @@ namespace SHADE
 
     ImGui_ImplVulkan_DestroyFontUploadObjects();
 
-    renderGraph->GetNode("ImGui Node")->GetSubpass("ImGui Draw")->AddExteriorDrawCalls([](Handle<SHVkCommandBuffer>& cmd) 
+    renderGraph->GetNode("ImGui Node")->GetSubpass("ImGui Draw")->AddExteriorDrawCalls([](Handle<SHVkCommandBuffer>& cmd, uint32_t frameIndex) 
     {
       cmd->BeginLabeledSegment("ImGui Draw");
       ImGui_ImplVulkan_RenderDrawData(ImGui::GetDrawData(), cmd->GetVkCommandBuffer());

SHADE_Engine/src/Editor/SHEditorUI.cpp

@@ -4,9 +4,9 @@
 \par            email: kahwei.tng\@digipen.edu
 \date           Nov 7, 2021
 \brief          Contains the implementation of the EditorUI class.
- 
+
 Copyright (C) 2021 DigiPen Institute of Technology.
-Reproduction or disclosure of this file or its contents without the prior written consent 
+Reproduction or disclosure of this file or its contents without the prior written consent
 of DigiPen Institute of Technology is prohibited.
 *//*************************************************************************************/
 // Precompiled Header
@@ -57,10 +57,10 @@ namespace SHADE
   {
     const bool OPENED = ImGui::CollapsingHeader(title.c_str(), ImGuiTreeNodeFlags_DefaultOpen);
     if (isHovered)
-        *isHovered = ImGui::IsItemHovered();
+      *isHovered = ImGui::IsItemHovered();
     return OPENED;
   }
-  
+
   void SHEditorUI::SameLine()
   {
     ImGui::SameLine();
@@ -98,7 +98,7 @@ namespace SHADE
 
   void SHEditorUI::EndTooltip()
   {
-      ImGui::EndTooltip();
+    ImGui::EndTooltip();
   }
 
   /*-----------------------------------------------------------------------------------*/
@@ -146,7 +146,7 @@ namespace SHADE
 
   bool SHEditorUI::Selectable(const std::string& label)
   {
-  return ImGui::Selectable(label.data());
+    return ImGui::Selectable(label.data());
   }
 
   bool SHEditorUI::Selectable(const std::string& label, const char* icon)
@@ -156,30 +156,41 @@ namespace SHADE
 
   bool SHEditorUI::InputCheckbox(const std::string& label, bool& value, bool* isHovered)
   {
-    ImGui::Text(label.c_str());
+    if (!label.empty())
+    {
+      ImGui::Text(label.c_str());
+      ImGui::SameLine();
+    }
     if (isHovered)
-        *isHovered = ImGui::IsItemHovered();
+      *isHovered = ImGui::IsItemHovered();
-    ImGui::SameLine();
     return ImGui::Checkbox("##", &value);
   }
   bool SHEditorUI::InputInt(const std::string& label, int& value, bool* isHovered)
   {
-    ImGui::Text(label.c_str());
+    if (!label.empty())
+    {
+      ImGui::Text(label.c_str());
+      ImGui::SameLine();
+    }
     if (isHovered)
-        *isHovered = ImGui::IsItemHovered();
+      *isHovered = ImGui::IsItemHovered();
     ImGui::SameLine();
     return ImGui::DragInt("##", &value, 0.001f,
-                           std::numeric_limits<int>::min(),
+      std::numeric_limits<int>::min(),
-                           std::numeric_limits<int>::max(),
+      std::numeric_limits<int>::max(),
-                           "%d",
+      "%d",
-                           ImGuiInputTextFlags_EnterReturnsTrue);
+      ImGuiInputTextFlags_EnterReturnsTrue);
   }
   bool SHEditorUI::InputUnsignedInt(const std::string& label, unsigned int& value, bool* isHovered)
   {
     int signedVal = static_cast<int>(value);
-    ImGui::Text(label.c_str());
+    if (!label.empty())
+    {
+      ImGui::Text(label.c_str());
+      ImGui::SameLine();
+    }
     if (isHovered)
-        *isHovered = ImGui::IsItemHovered();
+      *isHovered = ImGui::IsItemHovered();
     ImGui::SameLine();
     const bool CHANGED = InputInt("##", signedVal);
     if (CHANGED)
@@ -191,15 +202,19 @@ namespace SHADE
   }
   bool SHEditorUI::InputFloat(const std::string& label, float& value, bool* isHovered)
   {
-    ImGui::Text(label.c_str());
+    if (!label.empty())
+    {
+      ImGui::Text(label.c_str());
+      ImGui::SameLine();
+    }
     if (isHovered)
-        *isHovered = ImGui::IsItemHovered();
+      *isHovered = ImGui::IsItemHovered();
     ImGui::SameLine();
     return ImGui::DragFloat("##", &value, 0.001f,
-                             std::numeric_limits<float>::lowest(), 
+      std::numeric_limits<float>::lowest(),
-                             std::numeric_limits<float>::max(),
+      std::numeric_limits<float>::max(),
-                             "%.3f",
+      "%.3f",
-                             ImGuiInputTextFlags_EnterReturnsTrue);
+      ImGuiInputTextFlags_EnterReturnsTrue);
   }
   bool SHEditorUI::InputDouble(const std::string& label, double& value, bool* isHovered)
   {
@@ -213,48 +228,56 @@ namespace SHADE
   }
   bool SHEditorUI::InputSlider(const std::string& label, int min, int max, int& value, bool* isHovered /*= nullptr*/)
   {
+    if (!label.empty())
+    {
       ImGui::Text(label.c_str());
-      if (isHovered)
-          *isHovered = ImGui::IsItemHovered();
       ImGui::SameLine();
-      return ImGui::SliderInt("##", &value,
+    }
-          static_cast<float>(min), static_cast<float>(max), "%d",
+    if (isHovered)
-          ImGuiInputTextFlags_EnterReturnsTrue);
+      *isHovered = ImGui::IsItemHovered();
+    ImGui::SameLine();
+    return ImGui::SliderInt("##", &value,
+      static_cast<float>(min), static_cast<float>(max), "%d",
+      ImGuiInputTextFlags_EnterReturnsTrue);
   }
 
   bool SHEditorUI::InputSlider(const std::string& label, unsigned int min, unsigned int max, unsigned int& value, bool* isHovered /*= nullptr*/)
   {
-      int val = static_cast<int>(value);
+    int val = static_cast<int>(value);
-      const bool CHANGED = InputSlider(label, min, max, val, isHovered);
+    const bool CHANGED = InputSlider(label, min, max, val, isHovered);
-      if (CHANGED)
+    if (CHANGED)
-      {
+    {
-          value = static_cast<int>(val);
+      value = static_cast<int>(val);
-      }
+    }
 
-      return CHANGED;
+    return CHANGED;
   }
 
   bool SHEditorUI::InputSlider(const std::string& label, float min, float max, float& value, bool* isHovered)
   {
+    if (!label.empty())
+    {
       ImGui::Text(label.c_str());
-      if (isHovered)
-          *isHovered = ImGui::IsItemHovered();
       ImGui::SameLine();
-      return ImGui::SliderFloat("##", &value,
+    }
-          static_cast<float>(min), static_cast<float>(max), "%.3f",
+    if (isHovered)
-          ImGuiInputTextFlags_EnterReturnsTrue);
+      *isHovered = ImGui::IsItemHovered();
+    ImGui::SameLine();
+    return ImGui::SliderFloat("##", &value,
+      static_cast<float>(min), static_cast<float>(max), "%.3f",
+      ImGuiInputTextFlags_EnterReturnsTrue);
   }
 
   bool SHEditorUI::InputSlider(const std::string& label, double min, double max, double& value, bool* isHovered /*= nullptr*/)
   {
-      float val = static_cast<float>(value);
+    float val = static_cast<float>(value);
-      const bool CHANGED = InputSlider(label, min, max, val, isHovered);
+    const bool CHANGED = InputSlider(label, min, max, val, isHovered);
-      if (CHANGED)
+    if (CHANGED)
-      {
+    {
-          value = static_cast<double>(val);
+      value = static_cast<double>(val);
-      }
+    }
 
-      return CHANGED;
+    return CHANGED;
   }
 
   bool SHEditorUI::InputVec2(const std::string& label, SHVec2& value, bool* isHovered)
@@ -264,7 +287,7 @@ namespace SHADE
   }
   bool SHEditorUI::InputVec3(const std::string& label, SHVec3& value, bool* isHovered)
   {
-    static const std::vector<std::string> COMPONENT_LABELS = { "X", "Y", "Z"};
+    static const std::vector<std::string> COMPONENT_LABELS = { "X", "Y", "Z" };
     return SHEditorWidgets::DragN<float, 3>(label, COMPONENT_LABELS, { &value.x, &value.y, &value.z }, 0.1f, "%.3f", float{}, float{}, 0, isHovered);
   }
 
@@ -272,9 +295,13 @@ namespace SHADE
   {
     std::array<char, TEXT_FIELD_MAX_LENGTH> buffer = { '\0' };
     strcpy_s(buffer.data(), TEXT_FIELD_MAX_LENGTH, value.c_str());
-    ImGui::Text(label.c_str());
+    if (!label.empty())
+    {
+      ImGui::Text(label.c_str());
+      ImGui::SameLine();
+    }
     if (isHovered)
-        *isHovered = ImGui::IsItemHovered();
+      *isHovered = ImGui::IsItemHovered();
     ImGui::SameLine();
     const bool CHANGED = ImGui::InputText("##", &buffer[0], TEXT_FIELD_MAX_LENGTH);
     if (CHANGED)
@@ -286,7 +313,11 @@ namespace SHADE
 
   bool SHEditorUI::InputGameObjectField(const std::string& label, uint32_t& value, bool* isHovered, bool alwaysNull)
   {
-    ImGui::Text(label.c_str());
+    if (!label.empty())
+    {
+      ImGui::Text(label.c_str());
+      ImGui::SameLine();
+    }
     if (isHovered)
       *isHovered = ImGui::IsItemHovered();
     ImGui::SameLine();
@@ -326,9 +357,13 @@ namespace SHADE
     const std::string& INITIAL_NAME = v >= static_cast<int>(enumNames.size()) ? "Unknown" : enumNames[v];
     bool b = false;
 
-    ImGui::Text(label.c_str());
+    if (!label.empty())
+    {
+      ImGui::Text(label.c_str());
+      ImGui::SameLine();
+    }
     if (isHovered)
-        *isHovered = ImGui::IsItemHovered();
+      *isHovered = ImGui::IsItemHovered();
     ImGui::SameLine();
     if (ImGui::BeginCombo("##", INITIAL_NAME.c_str(), ImGuiComboFlags_None))
     {

SHADE_Engine/src/Graphics/Buffers/SHVkBuffer.cpp

@@ -25,12 +25,9 @@ namespace SHADE
   {
     if (cmdBufferHdl && (bufferUsageFlags & vk::BufferUsageFlagBits::eTransferDst))
     {
-      vk::BufferCopy copyRegion
+      vk::BufferCopy copyRegion{};
-      {
+      PrepareBufferCopy(copyRegion);
-        .srcOffset = 0,
+
-        .dstOffset = 0,
-        .size = sizeStored,
-      };
       cmdBufferHdl->GetVkCommandBuffer().copyBuffer(stagingBuffer, vkBuffer, 1, &copyRegion);
     }
   }
@@ -54,6 +51,13 @@ namespace SHADE
     vmaFlushAllocation(vmaAllocator, alloc, srcOffset, dstOffset);
   }
 
+  void SHVkBuffer::PrepareBufferCopy(vk::BufferCopy& bufferCopy) noexcept
+  {
+    bufferCopy.srcOffset = 0;
+    bufferCopy.dstOffset = 0;
+    bufferCopy.size = sizeStored;
+  }
+
   vk::Buffer SHVkBuffer::GetVkBuffer(void) const noexcept
   {
     return vkBuffer;

SHADE_Engine/src/Graphics/Buffers/SHVkBuffer.h

@@ -106,6 +106,7 @@ namespace SHADE
     void ResizeNoCopy            (uint32_t newSize);
     void ResizeReplace           (uint32_t newSize, void* data, uint32_t srcSize);
     void FlushAllocation         (uint32_t srcOffset, uint32_t dstOffset) noexcept;
+    void PrepareBufferCopy       (vk::BufferCopy& bufferCopy) noexcept;
     
     /*-----------------------------------------------------------------------*/
     /* SETTERS AND GETTERS                                                   */

SHADE_Engine/src/Graphics/Devices/SHVkLogicalDevice.cpp

@@ -459,7 +459,7 @@ namespace SHADE
     return SHVkInstance::GetResourceManager().Create<SHVkImage>(GetHandle(), &vmaAllocator, w, h, levels, format, usage, create);
   }
 
-  Handle<SHVkImage> SHVkLogicalDevice::CreateImage(SHImageCreateParams const& imageDetails, unsigned char* data, uint32_t dataSize, std::span<uint32_t> inMipOffsets, VmaMemoryUsage memUsage, VmaAllocationCreateFlags allocFlags) noexcept
+  Handle<SHVkImage> SHVkLogicalDevice::CreateImage(SHImageCreateParams const& imageDetails, unsigned char* data, uint32_t dataSize, std::vector<uint32_t> const& inMipOffsets, VmaMemoryUsage memUsage, VmaAllocationCreateFlags allocFlags) noexcept
   {
     return SHVkInstance::GetResourceManager().Create<SHVkImage>(GetHandle(), &vmaAllocator, imageDetails, data, dataSize, inMipOffsets, memUsage, allocFlags);
   }

SHADE_Engine/src/Graphics/Devices/SHVkLogicalDevice.h

@@ -162,7 +162,7 @@ namespace SHADE
                                                                SHImageCreateParams const&       imageDetails,
                                                                unsigned char*                   data,
                                                                uint32_t                         dataSize,
-                                                               std::span<uint32_t>              inMipOffsets,
+                                                               std::vector<uint32_t> const&     inMipOffsets,
                                                                VmaMemoryUsage                   memUsage,
                                                                VmaAllocationCreateFlags         allocFlags
                                                               ) noexcept;

SHADE_Engine/src/Graphics/Images/SHVkImage.cpp

@@ -123,7 +123,7 @@ namespace SHADE
                        SHImageCreateParams const&                 imageDetails,
                        const unsigned char*                       data,
                        uint32_t                                   dataSize,
-                       std::span<uint32_t>                        inMipOffsets,
+                       std::vector<uint32_t> const&               inMipOffsets,
                        VmaMemoryUsage                             memUsage,
                        VmaAllocationCreateFlags                   allocFlags
                       ) noexcept
@@ -311,6 +311,22 @@ namespace SHADE
     CreateFramebufferImage();
   }
 
+  void SHVkImage::PrepareImageCopy(std::vector<vk::BufferImageCopy>& bufferImageCopy) noexcept
+  {
+    for (uint32_t i = 0; i < mipOffsets.size(); ++i)
+    {
+      bufferImageCopy[i].bufferOffset = mipOffsets[i];
+      bufferImageCopy[i].bufferRowLength = 0;   // for padding
+      bufferImageCopy[i].bufferImageHeight = 0; // for padding
+      bufferImageCopy[i].imageSubresource.aspectMask = vk::ImageAspectFlagBits::eColor; // TODO: Need to change this to base it off image format. 
+      bufferImageCopy[i].imageSubresource.mipLevel = i;
+      bufferImageCopy[i].imageSubresource.baseArrayLayer = 0; // TODO: Array textures not supported yet
+      bufferImageCopy[i].imageSubresource.layerCount = layerCount;
+      bufferImageCopy[i].imageOffset = vk::Offset3D{ 0,0,0 };
+      bufferImageCopy[i].imageExtent = vk::Extent3D{ width >> i, height >> i, 1 };
+    }
+  }
+
   void SHVkImage::LinkWithExteriorImage(vk::Image inVkImage, vk::ImageType type, uint32_t inWidth, uint32_t inHeight, uint32_t inDepth, uint32_t layers, uint8_t levels, vk::Format format, vk::ImageUsageFlags flags) noexcept
   {
     vkImage = inVkImage;
@@ -405,4 +421,9 @@ namespace SHADE
     return height;
   }
 
+  uint32_t SHVkImage::GetMipLevels(void) const noexcept
+  {
+    return mipLevelCount;
+  }
+
 }

SHADE_Engine/src/Graphics/Images/SHVkImage.h

@@ -102,7 +102,7 @@ namespace SHADE
     vk::Buffer stagingBuffer;
 
     //! Mipmap offsets for initializing the vk::BufferImageCopy during transfer to GPU resource
-    std::span<uint32_t> mipOffsets;
+    std::vector<uint32_t> mipOffsets;
 
     //! Handle to the device that creates these images
     Handle<SHVkLogicalDevice> device;
@@ -125,7 +125,7 @@ namespace SHADE
               SHImageCreateParams const&                 imageDetails,
               const unsigned char*                       data,
               uint32_t                                   dataSize,
-              std::span<uint32_t>                        inMipOffsets,
+              std::vector<uint32_t> const&               inMipOffsets,
               VmaMemoryUsage                             memUsage,
               VmaAllocationCreateFlags                   allocFlags
              ) noexcept;
@@ -142,6 +142,7 @@ namespace SHADE
     void                  TransferToDeviceResource (Handle<SHVkCommandBuffer> cmdBufferHdl) noexcept;
     void                  PrepareImageTransitionInfo   (vk::ImageLayout oldLayout, vk::ImageLayout newLayout, vk::ImageMemoryBarrier& barrier) noexcept;
     void                  HandleResizeFramebufferImage(uint32_t newWidth, uint32_t newHeight) noexcept;
+    void                  PrepareImageCopy         (std::vector<vk::BufferImageCopy>& bufferImageCopy) noexcept;
     
     /*-----------------------------------------------------------------------*/
     /* GETTERS AND SETTERS                                                   */
@@ -153,6 +154,7 @@ namespace SHADE
     vk::Format           GetImageFormat       (void) const noexcept;
     uint32_t             GetWidth             (void) const noexcept;
     uint32_t             GetHeight            (void) const noexcept;
+    uint32_t             GetMipLevels         (void) const noexcept;
 
   };
 }

SHADE_Engine/src/Graphics/MiddleEnd/Batching/SHBatch.cpp

@@ -27,6 +27,8 @@ of DigiPen Institute of Technology is prohibited.
 #include "Math/Transform/SHTransformComponent.h"
 #include "Graphics/MiddleEnd/GlobalData/SHGraphicsGlobalData.h"
 #include "Graphics/Descriptors/SHVkDescriptorPool.h"
+#include "Scene/SHSceneManager.h"
+#include "UI/SHUIComponent.h"
 
 namespace SHADE
 {
@@ -49,7 +51,7 @@ namespace SHADE
   , referencedMatInstances   { std::move(rhs.referencedMatInstances)   }
   , matBufferDirty           { std::move(rhs.matBufferDirty)           }
   , subBatches               { std::move(rhs.subBatches)               }
-  , drawData                 { std::move(drawData)                     }
+  , drawData                 { std::move(rhs.drawData)                 }
   , transformData            { std::move(rhs.transformData)            }
   , instancedIntegerData     { std::move(rhs.instancedIntegerData)     }
   , matPropsData             { std::move(rhs.matPropsData)             }
@@ -80,7 +82,7 @@ namespace SHADE
     referencedMatInstances   = std::move(rhs.referencedMatInstances);
     matBufferDirty           = std::move(rhs.matBufferDirty)        ;
     subBatches               = std::move(rhs.subBatches)            ;
-    drawData                 = std::move(drawData)                  ;
+    drawData                 = std::move(rhs.drawData)              ;
     transformData            = std::move(rhs.transformData)         ;
     instancedIntegerData     = std::move(rhs.instancedIntegerData)  ;
     matPropsData             = std::move(rhs.matPropsData)          ;
@@ -218,9 +220,13 @@ namespace SHADE
     for (int i = 0; i < SHGraphicsConstants::NUM_FRAME_BUFFERS; ++i)
     {
       drawDataBuffer[i].Free();
+      drawDataBuffer[i] = {};
       transformDataBuffer[i].Free();
+      transformDataBuffer[i] = {};
       instancedIntegerBuffer[i].Free();
+      instancedIntegerBuffer[i] = {};
       matPropsBuffer[i].Free();
+      matPropsBuffer[i] = {};
     }
   }
 
@@ -302,7 +308,28 @@ namespace SHADE
         auto transform = SHComponentManager::GetComponent<SHTransformComponent>(rendId);
         if (transform)
         {
-          transformData.emplace_back(transform->GetTRS());
+          if (SHSceneManager::CheckNodeAndComponentsActive<SHRenderable>(rendId))
+          {
+            auto uiComp = SHComponentManager::GetComponent_s<SHUIComponent>(rendId);
+            if (uiComp)
+            {
+              transformData.emplace_back(uiComp->GetMatrix());
+            }
+            else
+              transformData.emplace_back(transform->GetTRS());
+          }
+          else
+          {
+            // Should be deactivated
+            static const SHMatrix ZERO_MTX =
+            {
+              0.0f, 0.0f, 0.0f, 0.0f,
+              0.0f, 0.0f, 0.0f, 0.0f,
+              0.0f, 0.0f, 0.0f, 0.0f,
+              0.0f, 0.0f, 0.0f, 0.0f
+            };
+            transformData.emplace_back(ZERO_MTX);
+          }
         }
         else
         {
@@ -424,15 +451,30 @@ namespace SHADE
         for (auto rendId : subBatch.Renderables)
         {
           // Transform
-          auto transform = SHComponentManager::GetComponent_s<SHTransformComponent>(rendId);
+          auto transform = SHComponentManager::GetComponent_s<SHTransformComponent>(rendId);          
-          if (!transform)
+          if (transform)
           {
-            SHLOG_WARNING("[SHBatch] Entity contianing a SHRenderable with no SHTransformComponent found!");
+            if (SHSceneManager::CheckNodeAndComponentsActive<SHRenderable>(rendId))
-            transformData.emplace_back();
+            {
+              transformData.emplace_back(transform->GetTRS());
+            }
+            else
+            {
+              // Should be deactivated
+              static const SHMatrix ZERO_MTX =
+              {
+                0.0f, 0.0f, 0.0f, 0.0f,
+                0.0f, 0.0f, 0.0f, 0.0f,
+                0.0f, 0.0f, 0.0f, 0.0f,
+                0.0f, 0.0f, 0.0f, 0.0f
+              };
+              transformData.emplace_back(ZERO_MTX);
+            }
           }
           else
           {
-            transformData.emplace_back(transform->GetTRS());
+            SHLOG_WARNING("[SHBatch] Entity contianing a SHRenderable with no SHTransformComponent found!");
+            transformData.emplace_back();
           }
 
           const SHRenderable* renderable = SHComponentManager::GetComponent<SHRenderable>(rendId);
@@ -507,9 +549,13 @@ namespace SHADE
       return;
     }
 
+    // Nothing to draw
+    if (subBatches.empty())
+      return;
+
     // Bind all required objects before drawing
     static std::array<uint32_t, 1> dynamicOffset{ 0 };
-    cmdBuffer->BeginLabeledSegment("SHBatch");
+    cmdBuffer->BeginLabeledSegment("SHBatch for Pipeline #" + std::to_string(pipeline.GetId().Data.Index));
     cmdBuffer->BindPipeline(pipeline);
     cmdBuffer->BindVertexBuffer(SHGraphicsConstants::VertexBufferBindings::TRANSFORM, transformDataBuffer[frameIndex], 0);
     cmdBuffer->BindVertexBuffer(SHGraphicsConstants::VertexBufferBindings::INTEGER_DATA, instancedIntegerBuffer[frameIndex], 0);

SHADE_Engine/src/Graphics/MiddleEnd/Batching/SHSuperBatch.cpp

@@ -55,13 +55,14 @@ namespace SHADE
 
   void SHSuperBatch::Remove(const SHRenderable* renderable) noexcept
   {
-    const Handle<SHVkPipeline> PIPELINE = renderable->GetMaterial()->GetBaseMaterial()->GetPipeline();
+    Handle<SHMaterial> baseMat = (renderable->HasMaterialChanged() ? renderable->GetPrevMaterial() : renderable->GetMaterial())->GetBaseMaterial();
+    const Handle<SHVkPipeline> PIPELINE = baseMat->HasPipelineChanged() ? baseMat->GetPrevPipeline() : baseMat->GetPipeline();
 
     // Check if we have a Batch with the same pipeline yet
     auto batch = std::find_if(batches.begin(), batches.end(), [&](const SHBatch& batch)
-      {
+    {
-        return batch.GetPipeline() == PIPELINE;
+      return batch.GetPipeline() == PIPELINE;
-      });
+    });
 
     // Attempt to remove if it exists
     if (batch == batches.end())

SHADE_Engine/src/Graphics/MiddleEnd/GlobalData/SHGraphicsGlobalData.cpp

@@ -97,6 +97,8 @@ namespace SHADE
     Handle<SHVkDescriptorSetLayout> materialDataPerInstanceLayout = logicalDevice->CreateDescriptorSetLayout(SHGraphicsConstants::DescriptorSetIndex::PER_INSTANCE, { materialDataBinding });
     SET_VK_OBJ_NAME(logicalDevice, vk::ObjectType::eDescriptorSetLayout, materialDataPerInstanceLayout->GetVkHandle(), "[Descriptor Set Layout] Material Globals");
 
+
+
     globalDescSetLayouts.push_back(staticGlobalLayout);
     globalDescSetLayouts.push_back(dynamicGlobalLayout);
     globalDescSetLayouts.push_back(cameraDataGlobalLayout);

SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHDebugDrawSystem.cpp

@@ -90,7 +90,7 @@ namespace SHADE
         auto const& RENDERERS = GFX_SYSTEM->GetDefaultViewport()->GetRenderers();
         auto renderGraph = RENDERERS[SHGraphicsConstants::RenderGraphIndices::WORLD]->GetRenderGraph();
         auto subPass = renderGraph->GetNode("Debug Draw")->GetSubpass("Debug Draw");
-        subPass->AddExteriorDrawCalls([this, GFX_SYSTEM](Handle<SHVkCommandBuffer>& cmdBuffer)
+        subPass->AddExteriorDrawCalls([this, GFX_SYSTEM](Handle<SHVkCommandBuffer>& cmdBuffer, uint32_t frameIndex)
         {
             // Get Current frame index
             const uint32_t FRAME_IDX = GFX_SYSTEM->GetCurrentFrameIndex();
@@ -106,7 +106,7 @@ namespace SHADE
             }
         });
         auto subPassWithDepth = renderGraph->GetNode("Debug Draw with Depth")->GetSubpass("Debug Draw with Depth");
-        subPassWithDepth->AddExteriorDrawCalls([this, GFX_SYSTEM](Handle<SHVkCommandBuffer>& cmdBuffer)
+        subPassWithDepth->AddExteriorDrawCalls([this, GFX_SYSTEM](Handle<SHVkCommandBuffer>& cmdBuffer, uint32_t frameIndex)
         {
             // Get Current frame index
             const uint32_t FRAME_IDX = GFX_SYSTEM->GetCurrentFrameIndex();

SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsConstants.h

@@ -66,7 +66,9 @@ namespace SHADE
       /***************************************************************************/
       /*!
         \brief
-          DescriptorSet Index for render graph resources.
+          DescriptorSet Index for render graph resources.  Unlike the sets from 
+          1 to 3 and 6, this set index does not have hard coded bindings and is 
+          NOT part of the layouts included in the global data.
       */
       /***************************************************************************/
       static constexpr uint32_t RENDERGRAPH_RESOURCE = 4;
@@ -75,13 +77,21 @@ namespace SHADE
         \brief
           DescriptorSet Index for render graph node compute resources. For data 
           that we wish to pass to compute shaders in the render graph, this is
-          the set to use. Unlike the sets from 1 to 3, this set index does not have
+          the set to use. Unlike the sets from 1 to 3 and 6, this set index does not have
           hard coded bindings and is NOT part of the layouts included in the global
           data.
       */
       /***************************************************************************/
       static constexpr uint32_t RENDERGRAPH_NODE_COMPUTE_RESOURCE = 5;
 
+      /***************************************************************************/
+      /*!
+        \brief
+          To store font data.
+          
+      */
+      /***************************************************************************/
+      static constexpr uint32_t FONT_DATA = 4;
     };
 
     struct DescriptorSetBindings
@@ -107,7 +117,7 @@ namespace SHADE
       /***************************************************************************/
       /*!
         \brief
-          DescriptorSet binding for combined image sampler data.
+          DescriptorSet binding for light data.
 
       */
       /***************************************************************************/
@@ -116,7 +126,7 @@ namespace SHADE
       /***************************************************************************/
       /*!
         \brief
-          DescriptorSet binding for lights.
+          DescriptorSet binding for camera data.
 
       */
       /***************************************************************************/
@@ -130,6 +140,24 @@ namespace SHADE
       /***************************************************************************/
       static constexpr uint32_t BATCHED_PER_INST_DATA = 0;
 
+      /***************************************************************************/
+      /*!
+        \brief
+          Descriptor set binding for font bitmaps.
+
+      */
+      /***************************************************************************/
+      static constexpr uint32_t FONT_BITMAP_DATA = 0;
+
+      /***************************************************************************/
+      /*!
+        \brief
+          Descriptor set binding for font matrix data.
+
+      */
+      /***************************************************************************/
+      static constexpr uint32_t FONT_MATRIX_DATA = 1;
+
     };
 
     struct VertexBufferBindings
@@ -177,6 +205,10 @@ namespace SHADE
       /***************************************************************************/
       static constexpr uint32_t INTEGER_DATA = 5;
 
+      static constexpr uint32_t CALCULATED_GLYPH_POSITION = 0;
+      static constexpr uint32_t GLYPH_INDEX = 1;
+
+
     };
 
     /*******************************************************************************/

SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsSystem.cpp

@@ -42,6 +42,8 @@ of DigiPen Institute of Technology is prohibited.
 #include "Graphics/SHVkUtil.h"
 #include "Graphics/RenderGraph/SHRenderGraphNodeCompute.h"
 #include "../Meshes/SHPrimitiveGenerator.h"
+#include "Graphics/MiddleEnd/TextRendering/SHFreetypeInstance.h"
+#include "Graphics/MiddleEnd/TextRendering/SHTextRenderingSubSystem.h"
 
 namespace SHADE
 {
@@ -82,7 +84,7 @@ namespace SHADE
         if (width == 0 || height == 0)
           return;
 
-        PrepareResize(resizeWidth, resizeHeight);
+        PrepareResize(width, height);
       });
 
     window->RegisterWindowCloseCallback([&](void)
@@ -115,14 +117,29 @@ namespace SHADE
     // Create generic command buffer
     graphicsCmdPool = device->CreateCommandPool(SH_QUEUE_FAMILY_ARRAY_INDEX::GRAPHICS, SH_CMD_POOL_RESET::POOL_BASED, true);
 
+    SHFreetypeInstance::Init();
+
+    //SHAssetManager::CompileAsset("../../Assets/Shaders/Text_VS.glsl", false);
+    //SHAssetManager::CompileAsset("../../Assets/Shaders/Text_FS.glsl", false);
+    //SHAssetManager::CompileAsset("../../Assets/Shaders/TestCube_VS.glsl", false);
+    //SHAssetManager::CompileAsset("../../Assets/Shaders/UI_VS.glsl", false);
+    //SHAssetManager::CompileAsset("../../Assets/Shaders/UI_FS.glsl", false);
+    //SHAssetManager::CompileAsset("../../Assets/Models/Quad.gltf", false);
+    //SHAssetManager::CompileAsset("../../Assets/Shaders/ToSwapchain_VS.glsl", false);
+    //SHAssetManager::CompileAsset("../../Assets/Shaders/ToSwapchain_FS.glsl", false);
+
     // Load Built In Shaders
-    static constexpr AssetID VS_DEFAULT   = 39210065; defaultVertShader       = SHResourceManager::LoadOrGet<SHVkShaderModule>(VS_DEFAULT);
+    static constexpr AssetID VS_DEFAULT    = 39210065;  defaultVertShader       = SHResourceManager::LoadOrGet<SHVkShaderModule>(VS_DEFAULT);
-    static constexpr AssetID FS_DEFAULT   = 46377769; defaultFragShader       = SHResourceManager::LoadOrGet<SHVkShaderModule>(FS_DEFAULT);
+    static constexpr AssetID FS_DEFAULT    = 46377769;  defaultFragShader       = SHResourceManager::LoadOrGet<SHVkShaderModule>(FS_DEFAULT);
-    static constexpr AssetID VS_DEBUG     = 48002439; debugVertShader         = SHResourceManager::LoadOrGet<SHVkShaderModule>(VS_DEBUG);
+    static constexpr AssetID VS_DEBUG      = 48002439;  debugVertShader         = SHResourceManager::LoadOrGet<SHVkShaderModule>(VS_DEBUG);
-    static constexpr AssetID FS_DEBUG     = 36671027; debugFragShader         = SHResourceManager::LoadOrGet<SHVkShaderModule>(FS_DEBUG);
+    static constexpr AssetID FS_DEBUG      = 36671027;  debugFragShader         = SHResourceManager::LoadOrGet<SHVkShaderModule>(FS_DEBUG);
-    static constexpr AssetID CS_COMPOSITE = 45072428; deferredCompositeShader = SHResourceManager::LoadOrGet<SHVkShaderModule>(CS_COMPOSITE);
+    static constexpr AssetID CS_COMPOSITE  = 45072428;  deferredCompositeShader = SHResourceManager::LoadOrGet<SHVkShaderModule>(CS_COMPOSITE);
-    static constexpr AssetID SSAO         = 38430899; ssaoShader              = SHResourceManager::LoadOrGet<SHVkShaderModule>(SSAO);
+    static constexpr AssetID SSAO          = 38430899;  ssaoShader              = SHResourceManager::LoadOrGet<SHVkShaderModule>(SSAO);
-    static constexpr AssetID SSAO_BLUR    = 39760835; ssaoBlurShader          = SHResourceManager::LoadOrGet<SHVkShaderModule>(SSAO_BLUR);
+    static constexpr AssetID SSAO_BLUR     = 39760835;  ssaoBlurShader          = SHResourceManager::LoadOrGet<SHVkShaderModule>(SSAO_BLUR);
+    static constexpr AssetID TEXT_VS       = 39816727;  textVS                  = SHResourceManager::LoadOrGet<SHVkShaderModule>(TEXT_VS);
+    static constexpr AssetID TEXT_FS       = 38024754;  textFS                  = SHResourceManager::LoadOrGet<SHVkShaderModule>(TEXT_FS);
+    static constexpr AssetID RENDER_SC_VS  = 48082949;  renderToSwapchainVS     = SHResourceManager::LoadOrGet<SHVkShaderModule>(RENDER_SC_VS);
+    static constexpr AssetID RENDER_SC_FS  = 36869006;  renderToSwapchainFS     = SHResourceManager::LoadOrGet<SHVkShaderModule>(RENDER_SC_FS);
   }
 
   void SHGraphicsSystem::InitSceneRenderGraph(void) noexcept
@@ -149,6 +166,8 @@ namespace SHADE
     worldCamera->SetLookAt(SHVec3(0.0f, 0.0f, 0.0f), SHVec3(0.0f, 0.0f, -2.0f), SHVec3(0.0f, 1.0f, 0.0f));
     worldCamera->SetPerspective(90.0f, static_cast<float>(windowDims.first), static_cast<float>(windowDims.second), 0.0f, 100.0f);
 
+    worldCameraDirector = cameraSystem->CreateDirector();
+
     // Create Default Viewport
     worldViewport = AddViewport(vk::Viewport(0.0f, 0.0f, static_cast<float>(window->GetWindowSize().first), static_cast<float>(window->GetWindowSize().second), 0.0f, 1.0f));
 
@@ -162,20 +181,21 @@ namespace SHADE
     }
 
     /*-----------------------------------------------------------------------*/
-    /* SCENE RENDER GRAPH RESOURCES                                          */
+    /* WORLD RENDER GRAPH RESOURCES                                          */
     /*-----------------------------------------------------------------------*/
     // Initialize world render graph
-    worldRenderGraph->Init("World Render Graph", device, swapchain);
+    worldRenderGraph->Init("World Render Graph", device, swapchain, &resourceManager);
-    worldRenderGraph->AddResource("Position",            { SH_ATT_DESC_TYPE_FLAGS::COLOR, SH_ATT_DESC_TYPE_FLAGS::INPUT, SH_ATT_DESC_TYPE_FLAGS::STORAGE }, windowDims.first, windowDims.second, vk::Format::eR32G32B32A32Sfloat);
+    worldRenderGraph->AddResource("Position",            { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT, SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE }, windowDims.first, windowDims.second, vk::Format::eR32G32B32A32Sfloat);
-    worldRenderGraph->AddResource("Normals",             { SH_ATT_DESC_TYPE_FLAGS::COLOR, SH_ATT_DESC_TYPE_FLAGS::INPUT, SH_ATT_DESC_TYPE_FLAGS::STORAGE }, windowDims.first, windowDims.second, vk::Format::eR32G32B32A32Sfloat);
+    worldRenderGraph->AddResource("Normals",             { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT, SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE }, windowDims.first, windowDims.second, vk::Format::eR32G32B32A32Sfloat);
     //worldRenderGraph->AddResource("Tangents",            { SH_ATT_DESC_TYPE_FLAGS::COLOR, SH_ATT_DESC_TYPE_FLAGS::INPUT, SH_ATT_DESC_TYPE_FLAGS::STORAGE }, windowDims.first, windowDims.second, vk::Format::eR32G32B32A32Sfloat);
-    worldRenderGraph->AddResource("Albedo",              { SH_ATT_DESC_TYPE_FLAGS::COLOR, SH_ATT_DESC_TYPE_FLAGS::INPUT, SH_ATT_DESC_TYPE_FLAGS::STORAGE }, windowDims.first, windowDims.second);
+    worldRenderGraph->AddResource("Albedo",              { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT, SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE }, windowDims.first, windowDims.second);
-    worldRenderGraph->AddResource("Depth Buffer",        { SH_ATT_DESC_TYPE_FLAGS::DEPTH_STENCIL }, windowDims.first, windowDims.second, vk::Format::eD32SfloatS8Uint);
+    worldRenderGraph->AddResource("Depth Buffer",        { SH_RENDER_GRAPH_RESOURCE_FLAGS::DEPTH_STENCIL }, windowDims.first, windowDims.second, vk::Format::eD32SfloatS8Uint);
-    worldRenderGraph->AddResource("Entity ID",           { SH_ATT_DESC_TYPE_FLAGS::COLOR }, windowDims.first, windowDims.second, vk::Format::eR32Uint, 1, vk::ImageUsageFlagBits::eTransferSrc);  
+    worldRenderGraph->AddResource("Entity ID",           { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::SHARED }, windowDims.first, windowDims.second, vk::Format::eR32Uint, 1, vk::ImageUsageFlagBits::eTransferSrc);
-    worldRenderGraph->AddResource("Light Layer Indices", { SH_ATT_DESC_TYPE_FLAGS::COLOR, SH_ATT_DESC_TYPE_FLAGS::INPUT, SH_ATT_DESC_TYPE_FLAGS::STORAGE }, windowDims.first, windowDims.second, vk::Format::eR32Uint, 1, vk::ImageUsageFlagBits::eTransferSrc);
+    worldRenderGraph->AddResource("Light Layer Indices", { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT, SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE }, windowDims.first, windowDims.second, vk::Format::eR32Uint, 1, vk::ImageUsageFlagBits::eTransferSrc);
-    worldRenderGraph->AddResource("Scene",               { SH_ATT_DESC_TYPE_FLAGS::COLOR, SH_ATT_DESC_TYPE_FLAGS::INPUT, SH_ATT_DESC_TYPE_FLAGS::STORAGE }, windowDims.first, windowDims.second);
+    worldRenderGraph->AddResource("Scene",               { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT, SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE, SH_RENDER_GRAPH_RESOURCE_FLAGS::SHARED }, windowDims.first, windowDims.second);
-    worldRenderGraph->AddResource("SSAO", { SH_ATT_DESC_TYPE_FLAGS::COLOR, SH_ATT_DESC_TYPE_FLAGS::INPUT, SH_ATT_DESC_TYPE_FLAGS::STORAGE }, windowDims.first, windowDims.second, vk::Format::eR8Unorm);
+    worldRenderGraph->AddResource("SSAO", { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT, SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE }, windowDims.first, windowDims.second, vk::Format::eR8Unorm);
-    worldRenderGraph->AddResource("SSAO Blur", { SH_ATT_DESC_TYPE_FLAGS::COLOR, SH_ATT_DESC_TYPE_FLAGS::INPUT, SH_ATT_DESC_TYPE_FLAGS::STORAGE }, windowDims.first, windowDims.second, vk::Format::eR8Unorm);
+    worldRenderGraph->AddResource("SSAO Blur", { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT, SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE }, windowDims.first, windowDims.second, vk::Format::eR8Unorm);
+
 
     /*-----------------------------------------------------------------------*/
     /* MAIN NODE                                                             */
@@ -205,7 +225,7 @@ namespace SHADE
     gBufferSubpass->AddColorOutput("Normals");
     //gBufferSubpass->AddColorOutput("Tangents");
     gBufferSubpass->AddColorOutput("Albedo");
-    gBufferSubpass->AddDepthOutput("Depth Buffer", SH_ATT_DESC_TYPE_FLAGS::DEPTH_STENCIL);
+    gBufferSubpass->AddDepthOutput("Depth Buffer", SH_RENDER_GRAPH_RESOURCE_FLAGS::DEPTH_STENCIL);
 
     /*-----------------------------------------------------------------------*/
     /* SSAO PASS AND DATA INIT                                               */
@@ -250,25 +270,66 @@ namespace SHADE
     /*-----------------------------------------------------------------------*/
     gBufferNode->AddNodeCompute("Deferred Composite", deferredCompositeShader, {"Position", "Normals", "Albedo", "Light Layer Indices", "SSAO Blur", "Scene"});
 
-    // Dummy Node
+    {
-    auto dummyNode = worldRenderGraph->AddNode("Dummy Pass", { "Scene" }, { "Debug Draw" }); // no predecessors
+      //// Dummy Node to transition scene render graph resource
-    auto dummySubpass = dummyNode->AddSubpass("Dummy Subpass");
+      //auto dummyNode = worldRenderGraph->AddNode("Dummy Pass", { "Scene" }, { "Debug Draw" }); // no predecessors
-    dummySubpass->AddInput("Scene");
+      //auto dummySubpass = dummyNode->AddSubpass("Dummy Subpass");
+      //dummySubpass->AddInput("Scene");
+    }
 
     /*-----------------------------------------------------------------------*/
-    /* GENERATE RENDER GRAPH                                                 */
+    /* GENERATE WORLD RENDER GRAPH                                           */
     /*-----------------------------------------------------------------------*/
     // Generate world render graph
     worldRenderGraph->Generate();
 
+
+    /*-----------------------------------------------------------------------*/
+    /* SCREEN RENDER GRAPH                                                   */
+    /*-----------------------------------------------------------------------*/
+    // Initialize screen render graph
+    screenRenderGraph = resourceManager.Create<SHRenderGraph>();
+    screenRenderGraph->Init("Screen Render Graph", device, swapchain, &resourceManager);
+    screenRenderGraph->LinkNonOwningResource(worldRenderGraph, "Scene");
+    screenRenderGraph->LinkNonOwningResource(worldRenderGraph, "Entity ID");
+    screenRenderGraph->AddResource("Present", { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT }, windowDims.first, windowDims.second);
+
+    auto screenSpaceNode = screenRenderGraph->AddNode("Screen Space Pass", { "Scene", "Entity ID"}, {});
+    auto uiSubpass = screenSpaceNode->AddSubpass("UI");
+    uiSubpass->AddColorOutput("Scene");
+    uiSubpass->AddColorOutput("Entity ID");
+    uiSubpass->AddExteriorDrawCalls([=](Handle<SHVkCommandBuffer>& cmdBuffer, uint32_t frameIndex)
+      {
+        textRenderingSubSystem->Render(cmdBuffer, frameIndex);
+      });
+
+#ifdef SHEDITOR
+    {
+      // Dummy Node to transition scene render graph resource
+      auto dummyNode = screenRenderGraph->AddNode("Dummy Pass", { "Scene" }, { "Screen Space Pass" }); // no predecessors
+      auto dummySubpass = dummyNode->AddSubpass("Dummy Subpass");
+      dummySubpass->AddInput("Scene");
+    }
+
+#else
+    screenRenderGraph->AddRenderToSwapchainNode("Scene", "Present", {"Screen Space Pass"}, {renderToSwapchainVS, renderToSwapchainFS});
+#endif
+
+    screenRenderGraph->Generate();
+
     /*-----------------------------------------------------------------------*/
     /* BIND RENDER GRAPH TO RENDERER                                         */
     /*-----------------------------------------------------------------------*/
     // Add world renderer to default viewport
     worldRenderer = worldViewport->AddRenderer(resourceManager, swapchain->GetNumImages(), renderContextCmdPools, descPool, SHGraphicsGlobalData::GetDescSetLayouts()[SHGraphicsConstants::DescriptorSetIndex::HIGH_FREQUENCY_GLOBALS], worldRenderGraph);
     worldRenderer->SetCamera(worldCamera);
+    worldRenderer->SetCameraDirector(worldCameraDirector);
+
+    // Add screen renderer to default viewport
+    screenRenderer = worldViewport->AddRenderer(resourceManager, swapchain->GetNumImages(), renderContextCmdPools, descPool, SHGraphicsGlobalData::GetDescSetLayouts()[SHGraphicsConstants::DescriptorSetIndex::HIGH_FREQUENCY_GLOBALS], screenRenderGraph);
+    screenRenderer->SetCamera(screenCamera);
+    screenRenderer->SetCameraDirector(worldCameraDirector);
 
-    worldRenderer->SetCameraDirector(cameraSystem->CreateDirector());
 
     // Create debug draw pipeline
     debugDrawPipeline      = createDebugDrawPipeline(debugDrawNode->GetRenderpass(), debugDrawSubpass);
@@ -315,6 +376,16 @@ namespace SHADE
 
     lightingSubSystem = resourceManager.Create<SHLightingSubSystem>();
     lightingSubSystem->Init(device, descPool);
+
+    textRenderingSubSystem = resourceManager.Create<SHTextRenderingSubSystem>();
+
+    // initialize the text renderer
+    auto uiNode = screenRenderGraph->GetNode("Screen Space Pass");
+    textRenderingSubSystem->Init(device, uiNode->GetRenderpass(), uiNode->GetSubpass("UI"), descPool, textVS, textFS, [=](Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex)
+      {
+        screenRenderer->BindDescSet(cmdBuffer, frameIndex);
+      });
+
   }
 
   void SHGraphicsSystem::InitBuiltInResources(void)
@@ -355,8 +426,8 @@ namespace SHADE
     for (uint32_t i = 0; i < renderContextCmdPools.size(); ++i)
       renderContextCmdPools[i] = renderContext.GetFrameData(i).cmdPoolHdls[0];
 
-    editorRenderGraph->Init("Editor Render Graph", device, swapchain);
+    editorRenderGraph->Init("Editor Render Graph", device, swapchain, &resourceManager);
-    editorRenderGraph->AddResource("Present", { SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT }, windowDims.first, windowDims.second);
+    editorRenderGraph->AddResource("Present", { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT }, windowDims.first, windowDims.second);
 
 
     auto imguiNode = editorRenderGraph->AddNode("ImGui Node", { "Present"}, {});
@@ -385,6 +456,7 @@ namespace SHADE
 
   void SHGraphicsSystem::Exit(void)
   {
+    SHFreetypeInstance::Exit();
   }
 
 #pragma endregion INIT_EXIT
@@ -454,6 +526,8 @@ namespace SHADE
 #endif
     }
 
+    textRenderingSubSystem->Run(frameIndex);
+
     // For every viewport 
     for (int vpIndex = 0; vpIndex < static_cast<int>(viewports.size()); ++vpIndex)
     {
@@ -513,7 +587,7 @@ namespace SHADE
         {
           auto editorSystem = SHSystemManager::GetSystem<SHEditor>();
           if (editorSystem->editorState != SHEditor::State::PLAY)
-            worldRenderer->UpdateDataAndBind(currentCmdBuffer, frameIndex, cameraSystem->GetEditorCamera()->GetViewMatrix(), cameraSystem->GetEditorCamera()->GetProjMatrix());
+            worldRenderer->UpdateDataAndBind(currentCmdBuffer, frameIndex, cameraSystem->GetEditorCamera()->GetViewMatrix(), cameraSystem->GetEditorCamera()->GetProjMatrix(), cameraSystem->GetEditorCamera()->GetOrthoMatrix());
           else
             renderers[renIndex]->UpdateDataAndBind(currentCmdBuffer, frameIndex);
         }
@@ -761,7 +835,7 @@ namespace SHADE
   /*---------------------------------------------------------------------------------*/
   Handle<SHTexture> SHGraphicsSystem::AddTexture(const SHTextureAsset& texAsset)
   {
-    const int MIPS = texAsset.mipOffsets.size();
+    const int MIPS = static_cast<int> (texAsset.mipOffsets.size());
     auto sampler = samplerCache.GetSampler(device, SHVkSamplerParams { .maxLod = static_cast<float>(MIPS) });
     SET_VK_OBJ_NAME(device, vk::ObjectType::eSampler, sampler->GetVkSampler(), "[Sampler] Mips " + std::to_string(MIPS));
     return texLibrary.Add(texAsset, sampler);
@@ -769,7 +843,7 @@ namespace SHADE
 
   SHADE::Handle<SHADE::SHTexture> SHGraphicsSystem::AddTexture(uint32_t pixelCount, const SHTexture::PixelChannel* const pixelData, uint32_t width, uint32_t height, SHTexture::TextureFormat format, std::vector<uint32_t> mipOffsets)
   {
-    const int MIPS = mipOffsets.size();
+    const int MIPS = static_cast<int> (mipOffsets.size());
     auto sampler = samplerCache.GetSampler(device, SHVkSamplerParams{ .maxLod = static_cast<float>(MIPS) });
     SET_VK_OBJ_NAME(device, vk::ObjectType::eSampler, sampler->GetVkSampler(), "[Sampler] Mips " + std::to_string(MIPS));
     return texLibrary.Add(pixelCount, pixelData, width, height, format, mipOffsets, sampler);
@@ -798,6 +872,19 @@ namespace SHADE
       return texLibrary.GetTextureHandle(textureId);
   }
 
+  /*---------------------------------------------------------------------------------*/
+  /* Font Registration Functions                                                     */
+  /*---------------------------------------------------------------------------------*/
+  Handle<SHFont> SHGraphicsSystem::AddFont(SHFontAsset const& fontAsset) noexcept
+  {
+    return fontLibrary.AddFont(device, resourceManager, fontAsset);
+  }
+
+  void SHGraphicsSystem::BuildFonts(void) noexcept
+  {
+    fontLibrary.BuildFonts(device, graphicsQueue, graphicsCmdPool, descPool, textRenderingSubSystem->GetFontDataDescSetLayout(), resourceManager);
+  }
+
 #pragma endregion ADD_REMOVE
 
 #pragma region ROUTINES
@@ -890,7 +977,9 @@ namespace SHADE
       Handle<SHMaterialInstance> prevMaterial = renderable.HasMaterialChanged() ? renderable.GetPrevMaterial() : renderable.GetMaterial();
       if (prevMaterial)
       {
-        Handle<SHSuperBatch> oldSuperBatch = prevMaterial->GetBaseMaterial()->GetPipeline()->GetPipelineState().GetSubpass()->GetSuperBatch();
+        Handle<SHMaterial> baseMat = prevMaterial->GetBaseMaterial();
+        Handle<SHVkPipeline> prevPipeline = baseMat->HasPipelineChanged() ? baseMat->GetPrevPipeline() : baseMat->GetPipeline();
+        Handle<SHSuperBatch> oldSuperBatch = prevPipeline->GetPipelineState().GetSubpass()->GetSuperBatch();
         oldSuperBatch->Remove(&renderable);
       }
 
@@ -905,11 +994,20 @@ namespace SHADE
       // Unset change flag
       renderable.ResetChangedFlag();
     }
+
+    // Unset all material old pipeline since we would have finished processing
+    auto gfxSystem = reinterpret_cast<SHGraphicsSystem*>(system);
+    auto [matBegin, matEnd] = gfxSystem->resourceManager.GetDenseAccess<SHMaterial>();
+    for (auto iter = matBegin; iter != matEnd; ++iter)
+    {
+      iter->ForgetOldPipeline();
+    }
   }
 #pragma endregion ROUTINES
 
 #pragma region MISC
 
+
   void SHGraphicsSystem::PrepareResize(uint32_t newWidth, uint32_t newHeight) noexcept
   {
     resizeWidth = newWidth;
@@ -936,7 +1034,12 @@ namespace SHADE
     renderContext.HandleResize();
 
     worldRenderGraph->HandleResize(resizeWidth, resizeHeight);
+
+#ifdef SHEDITOR
     editorRenderGraph->HandleResize(windowDims.first, windowDims.second);
+#endif
+
+    screenRenderGraph->HandleResize(resizeWidth, resizeHeight);
 
     mousePickSystem->HandleResize();
     postOffscreenRender->HandleResize();
@@ -944,7 +1047,8 @@ namespace SHADE
     worldViewport->SetWidth(static_cast<float>(resizeWidth));
     worldViewport->SetHeight(static_cast<float>(resizeHeight));
 
-    worldCamera->SetPerspective(90.0f, static_cast<float>(resizeWidth), static_cast<float>(resizeHeight), 0.0f, 100.0f);
+    //worldCamera->SetPerspective(90.0f, static_cast<float>(resizeWidth), static_cast<float>(resizeHeight), 0.0f, 100.0f);
+    //screenCamera->SetOrthographic(static_cast<float>(resizeWidth), static_cast<float>(resizeHeight), 0.01f, 100.0f);
 
     auto cameraSystem = SHSystemManager::GetSystem<SHCameraSystem>();
 #ifdef SHEDITOR
@@ -956,8 +1060,6 @@ namespace SHADE
 
     for (auto& semaHandle : graphSemaphores)
       semaHandle = device->CreateSemaphore();
-
-
   }
   
   void SHGraphicsSystem::AwaitGraphicsExecution()
@@ -976,6 +1078,11 @@ namespace SHADE
     return worldRenderGraph->GetNode(G_BUFFER_RENDER_GRAPH_NODE_NAME.data());
   }
 
+  SHADE::SHFontLibrary const& SHGraphicsSystem::GetFontLibrary(void) const noexcept
+  {
+    return fontLibrary;
+  }
+
   Handle<SHVkPipeline> SHGraphicsSystem::createDebugDrawPipeline(Handle<SHVkRenderpass> renderPass, Handle<SHSubpass> subpass)
   {
     auto pipelineLayout = resourceManager.Create<SHVkPipelineLayout>

SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsSystem.h

@@ -32,6 +32,8 @@ of DigiPen Institute of Technology is prohibited.
 #include "Graphics/MiddleEnd/Interface/SHPostOffscreenRenderSystem.h"
 #include "Graphics/MiddleEnd/Lights/SHLightingSubSystem.h"
 #include "Graphics/MiddleEnd/PostProcessing/SHSSAO.h"
+#include "Camera/SHCameraDirector.h"
+#include "Graphics/MiddleEnd/TextRendering/SHFontLibrary.h"
 
 namespace SHADE
 {
@@ -54,6 +56,7 @@ namespace SHADE
   class SHMaterial;
   class SHMaterialInstance;
   class SHMousePickSystem;
+  class SHTextRenderingSubSystem;
 
   /*---------------------------------------------------------------------------------*/
   /* Type Definitions                                                                */
@@ -326,6 +329,22 @@ namespace SHADE
     */
     /***************************************************************************/
     Handle<SHTexture> GetDefaultTexture() const noexcept { return defaultTexture; }
+    /***************************************************************************/
+    /*!
+    
+      \brief
+        Adds a font into the font library.
+      
+      \param fontAsset
+        Font asset to add.
+     
+      \return 
+        Handle to the new font.
+    
+    */
+    /***************************************************************************/
+    Handle<SHFont>    AddFont          (SHFontAsset const& fontAsset) noexcept;
+    void              BuildFonts       (void) noexcept;
 
     void PrepareResize(uint32_t newWidth, uint32_t newHeight) noexcept;
     void HandleResize(void) noexcept;
@@ -355,6 +374,7 @@ namespace SHADE
     Handle<SHVkPipeline>                GetDebugDrawPipeline(void) const noexcept { return debugDrawPipeline; }
     Handle<SHVkPipeline>                GetDebugDrawDepthPipeline(void) const noexcept { return debugDrawDepthPipeline; }
     uint32_t                            GetCurrentFrameIndex(void) const noexcept { return renderContext.GetCurrentFrame(); }
+    SHFontLibrary const&                GetFontLibrary (void) const noexcept;
 
     /*-----------------------------------------------------------------------------*/
     /* Getters                                                                     */
@@ -391,6 +411,7 @@ namespace SHADE
     SHResourceHub                                             resourceManager;
     SHMeshLibrary                                             meshLibrary;
     SHTextureLibrary                                          texLibrary;
+    SHFontLibrary                                             fontLibrary;
     SHSamplerCache                                            samplerCache;
     SHMaterialInstanceCache                                   materialInstanceCache;
 
@@ -398,18 +419,20 @@ namespace SHADE
 #ifdef SHEDITOR
     Handle<SHViewport>                                        editorViewport;
     Handle<SHRenderer>                                        editorRenderer;
-    Handle<SHRenderGraph>                                     editorRenderGraph;
 #endif
 
     Handle<SHViewport>                                        worldViewport;    // Whole screen
-    std::vector<Handle<SHViewport>>                           viewports;          // Additional viewports
+    std::vector<Handle<SHViewport>>                           viewports;        // Additional viewports
 
-    // Temp renderers
+    // Renderers
     Handle<SHRenderer>                                        worldRenderer;
+    Handle<SHRenderer>                                        screenRenderer;
 
     // Temp Cameras
     Handle<SHCamera>                                          worldCamera;
     Handle<SHCamera>                                          screenCamera;
+    DirectorHandle                                            worldCameraDirector;
+    
 
     // Built-In Shaders
     Handle<SHVkShaderModule>                                  defaultVertShader;
@@ -419,7 +442,13 @@ namespace SHADE
     Handle<SHVkShaderModule>                                  deferredCompositeShader;
     Handle<SHVkShaderModule>                                  ssaoShader;
     Handle<SHVkShaderModule>                                  ssaoBlurShader;
+    Handle<SHVkShaderModule>                                  textVS;
+    Handle<SHVkShaderModule>                                  textFS;
+    Handle<SHVkShaderModule>                                  renderToSwapchainVS;
+    Handle<SHVkShaderModule>                                  renderToSwapchainFS;
 
+    // Fonts
+    Handle<SHFont>                                            testFont;
 
     // Built-In Materials
     Handle<SHMaterial>                                        defaultMaterial;
@@ -434,11 +463,16 @@ namespace SHADE
 
     // Render Graphs
     Handle<SHRenderGraph>                                     worldRenderGraph;
+    Handle<SHRenderGraph>                                     screenRenderGraph;
+#ifdef SHEDITOR
+    Handle<SHRenderGraph>                                     editorRenderGraph;
+#endif
 
     // Sub systems
     Handle<SHMousePickSystem>                                 mousePickSystem;
     Handle<SHPostOffscreenRenderSystem>                       postOffscreenRender;
     Handle<SHLightingSubSystem>                               lightingSubSystem;
+    Handle<SHTextRenderingSubSystem>                          textRenderingSubSystem;
     Handle<SHSSAO>                                            ssaoStorage;
 
     uint32_t                                                  resizeWidth = 1;

SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHMaterial.cpp

@@ -21,6 +21,8 @@ namespace SHADE
     if (_pipeline == pipeline)
       return;
 
+    // Mark old pipeline and set new pipeline
+    oldPipeline = pipeline;
     pipeline = _pipeline;
 
     // Set up properties based on the pipeline
@@ -41,9 +43,6 @@ namespace SHADE
     
     // Reset since pipeline changed
     ResetProperties();
-
-    // Mark changed so that we know to update dependent material instances
-    propertiesChanged = true;
   }
 
   Handle<SHVkPipeline> SHMaterial::GetPipeline() const
@@ -111,4 +110,9 @@ namespace SHADE
   {
     propertiesChanged = false;
   }
+
+  void SHMaterial::ForgetOldPipeline() noexcept
+  {
+    oldPipeline = {};
+  }
 }

SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHMaterial.h

@@ -44,6 +44,7 @@ namespace SHADE
 		/*-----------------------------------------------------------------------------*/
 		void SetPipeline(Handle<SHVkPipeline> _pipeline);
 		Handle<SHVkPipeline> GetPipeline() const;
+		Handle<SHVkPipeline> GetPrevPipeline() const { return oldPipeline; };
 
 		/*-----------------------------------------------------------------------------*/
 		/* Property Functions                                                          */
@@ -68,10 +69,11 @@ namespace SHADE
         /* Query Functions                                                             */
         /*-----------------------------------------------------------------------------*/
 		Handle<SHShaderBlockInterface> GetShaderBlockInterface() const noexcept;
-        bool HasPipelineChanged() const noexcept { return pipelineChanged; }
+        bool HasPipelineChanged() const noexcept { return oldPipeline; }
         bool HasPropertiesChanged() const noexcept { return propertiesChanged; }
-        bool HasChanged() const noexcept { return pipelineChanged || propertiesChanged; }
+        bool HasChanged() const noexcept { return oldPipeline || propertiesChanged; }
         void ClearChangeFlag() noexcept;
+        void ForgetOldPipeline() noexcept;
 
 	  private:
 		/*-----------------------------------------------------------------------------*/
@@ -81,7 +83,7 @@ namespace SHADE
 		std::unique_ptr<char> propMemory;
 		Byte                  propMemorySize = 0;
         bool                  propertiesChanged = true;
-        bool                  pipelineChanged = true;
+        Handle<SHVkPipeline>  oldPipeline;
 
         /*-----------------------------------------------------------------------------*/
         /* Helper Functions                                                            */

SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHRenderer.cpp

@@ -90,17 +90,22 @@ namespace SHADE
     if (camera && cameraDirector)
     {
       //UpdateDataAndBind(cmdBuffer, frameIndex, SHMatrix::Transpose(cameraDirector->GetVPMatrix()));
-      UpdateDataAndBind(cmdBuffer, frameIndex, cameraDirector->GetViewMatrix(), cameraDirector->GetProjMatrix());
+      UpdateDataAndBind(cmdBuffer, frameIndex, cameraDirector->GetViewMatrix(), cameraDirector->GetProjMatrix(), cameraDirector->GetOrthoMatrix());
     }
   }
 
-  void SHRenderer::UpdateDataAndBind(Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex, SHMatrix const& viewMatrix, SHMatrix const& projMatrix) noexcept
+  void SHRenderer::UpdateDataAndBind(Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex, SHMatrix const& viewMatrix, SHMatrix const& projMatrix, SHMatrix const& orthoMatrix) noexcept
   {
-    SetViewProjectionMatrix(viewMatrix, projMatrix);
+    SetViewProjectionMatrix(viewMatrix, projMatrix, orthoMatrix);
 
     //cpuCameraData.viewProjectionMatrix = camera->GetViewProjectionMatrix();
     cameraBuffer->WriteToMemory(&cpuCameraData, sizeof(SHShaderCameraData), 0, cameraDataAlignedSize * frameIndex);
 
+    BindDescSet(cmdBuffer, frameIndex);
+  }
+
+  void SHRenderer::BindDescSet(Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex) noexcept
+  {
     std::array<uint32_t, 1> dynamicOffsets{ frameIndex * cameraDataAlignedSize };
 
     cmdBuffer->BindDescriptorSet(cameraDescriptorSet, SH_PIPELINE_TYPE::GRAPHICS, SHGraphicsConstants::DescriptorSetIndex::HIGH_FREQUENCY_GLOBALS, std::span{ dynamicOffsets.data(), 1 });
@@ -111,12 +116,13 @@ namespace SHADE
   {
   }
 
-  void SHRenderer::SetViewProjectionMatrix(SHMatrix const& viewMatrix, SHMatrix const& projMatrix) noexcept
+  void SHRenderer::SetViewProjectionMatrix(SHMatrix const& viewMatrix, SHMatrix const& projMatrix, SHMatrix const& orthoMatrix) noexcept
   {
     //cpuCameraData.viewProjectionMatrix = camera->GetViewMatrix() * camera->GetProjectionMatrix();
     cpuCameraData.viewProjectionMatrix = SHMatrix::Transpose(projMatrix * viewMatrix);
     cpuCameraData.viewMatrix = SHMatrix::Transpose(viewMatrix);
     cpuCameraData.projectionMatrix = SHMatrix::Transpose(projMatrix);
+    cpuCameraData.orthoMatrix = SHMatrix::Transpose (orthoMatrix);
   }
 
   Handle<SHRenderGraph> SHRenderer::GetRenderGraph(void) const noexcept

SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHRenderer.h

@@ -48,6 +48,7 @@ namespace SHADE
       SHMatrix viewProjectionMatrix;
       SHMatrix viewMatrix;
       SHMatrix projectionMatrix;
+      SHMatrix orthoMatrix;
     };
 
     /*---------------------------------------------------------------------------------*/
@@ -63,6 +64,7 @@ namespace SHADE
     /***********************************************************************************/
     class SHRenderer
     {
+
       public:
         /*-----------------------------------------------------------------------------*/
         /* Constructor/Destructors                                                     */
@@ -81,9 +83,10 @@ namespace SHADE
         /*-----------------------------------------------------------------------------*/
         void Draw(uint32_t frameIndex, Handle<SHVkDescriptorPool> descPool) noexcept;
         void UpdateDataAndBind(Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex) noexcept;
-        void UpdateDataAndBind(Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex, SHMatrix const& viewMatrix, SHMatrix const& projMatrix) noexcept;
+        void UpdateDataAndBind(Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex, SHMatrix const& viewMatrix, SHMatrix const& projMatrix, SHMatrix const& orthoMatrix) noexcept;
+        void BindDescSet (Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex) noexcept;
         void UpdateCameraDataToBuffer (void) noexcept;
-        void SetViewProjectionMatrix (SHMatrix const& viewMatrix, SHMatrix const& projMatrix) noexcept;
+        void SetViewProjectionMatrix (SHMatrix const& viewMatrix, SHMatrix const& projMatrix, SHMatrix const& orthoMatrix) noexcept;
 
         /*-----------------------------------------------------------------------------*/
         /* Setters and Getters                                                         */

SHADE_Engine/src/Graphics/MiddleEnd/Lights/SHLightingSubSystem.cpp

@@ -423,9 +423,8 @@ namespace SHADE
   /*!
   
     \brief
-      Loops through every single light component and checks for dirty light
+      Loops through every single light component and writes light data to CPU
-      data. If light data is dirty, rewrite to the CPU container. We also want
+      then GPU. 
-      to bind the descriptor set for the light data.
     
   */
   /***************************************************************************/

SHADE_Engine/src/Graphics/MiddleEnd/PostProcessing/SHSSAO.cpp

@@ -76,7 +76,7 @@ namespace SHADE
     };
 
     uint32_t mipOffset = 0;
-    rotationVectorsImage = logicalDevice->CreateImage(imageDetails, reinterpret_cast<unsigned char*>( rotationVectors.data()), static_cast<uint32_t>(sizeof(rotationVectors)), {&mipOffset, 1}, VMA_MEMORY_USAGE_AUTO, {});
+    rotationVectorsImage = logicalDevice->CreateImage(imageDetails, reinterpret_cast<unsigned char*>(rotationVectors.data()), static_cast<uint32_t>(sizeof(rotationVectors)), { mipOffset }, VMA_MEMORY_USAGE_AUTO, {});
 
     vk::ImageMemoryBarrier transferBarrier{};
     rotationVectorsImage->PrepareImageTransitionInfo(vk::ImageLayout::eUndefined, vk::ImageLayout::eTransferDstOptimal, transferBarrier);

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHFont.cpp

@@ -0,0 +1,160 @@
+#include "SHpch.h"
+#include "SHFont.h"
+#include "Graphics/Devices/SHVkLogicalDevice.h"
+#include "Graphics/MiddleEnd/GlobalData/SHGraphicsGlobalData.h"
+#include "Graphics/Descriptors/SHVkDescriptorSetGroup.h"
+#include "Graphics/Buffers/SHVkBuffer.h"
+#include "Graphics/Images/SHVkSampler.h"
+
+namespace SHADE
+{
+  /***************************************************************************/
+  /*!
+  
+    \brief
+      Non-default ctor. Prepares objects in staging buffers with data from
+      SHFontAsset.
+    
+    \param inLogicalDeviceHdl
+      Logical device required for vulkan object creation.
+      
+    \param asset
+      Font asset to copy data from.
+   
+  */
+  /***************************************************************************/
+  SHFont::SHFont(Handle<SHVkLogicalDevice> inLogicalDeviceHdl, SHFontAsset const& asset) noexcept
+  {
+    /*-----------------------------------------------------------------------*/
+    /* PREPARE GPU DATA                                                      */
+    /*-----------------------------------------------------------------------*/
+
+    // assign device for convenient usage
+    logicalDevice = inLogicalDeviceHdl;
+
+    // Copy the font data
+    fontAsset = asset;
+
+    SHImageCreateParams imageParams
+    {
+      .imageType = vk::ImageType::e2D,
+      .width = fontAsset.bitmapWidth,
+      .height = fontAsset.bitmapHeight,
+      .depth = 1,
+      .levels = 1,
+      .arrayLayers = 1,
+      .imageFormat = vk::Format::eR8G8B8A8Unorm,
+      //.imageFormat = vk::Format::eR32Sfloat,
+      //.imageFormat = vk::Format::eR32G32B32Sfloat,
+      .usageFlags = vk::ImageUsageFlagBits::eSampled | vk::ImageUsageFlagBits::eTransferDst,
+      .createFlags = {}
+    };
+
+    uint32_t bytesRequired = asset.bitmapData.size();
+    uint32_t mipOffset = 0;
+
+    // Create the image
+    bitmapDataImage = logicalDevice->CreateImage(imageParams, fontAsset.bitmapData.data(), bytesRequired, { mipOffset }, VmaMemoryUsage::VMA_MEMORY_USAGE_AUTO, {});
+
+    // Amount of data required to hold matrices for all glyphs
+    uint32_t glyphDataSize = fontAsset.glyphTransformations.size() * sizeof (SHMatrix);
+
+    // For indexing
+    for (uint32_t i = 0; i < fontAsset.glyphs.size(); ++i)
+    	unicodeIndexing.emplace(fontAsset.glyphs[i], i);
+
+    // allocate GPU buffer for matrices
+    matrixDataBuffer = logicalDevice->CreateBuffer(glyphDataSize, fontAsset.glyphTransformations.data(), glyphDataSize, vk::BufferUsageFlagBits::eTransferDst | vk::BufferUsageFlagBits::eStorageBuffer, VMA_MEMORY_USAGE_AUTO, {});
+    
+    sampler = logicalDevice->CreateSampler(SHVkSamplerParams{});
+
+  }
+
+  /***************************************************************************/
+  /*!
+  
+    \brief
+      Transfers data from staging buffers to GPU. Does not issue any of the 
+      barriers (we want this done outside).
+    
+    \param commandBuffer
+      Command buffer used to 
+   
+    \return 
+  
+  */
+  /***************************************************************************/
+  void SHFont::TransferToGPU(Handle<SHVkCommandBuffer> commandBuffer) noexcept
+  {
+    /*-----------------------------------------------------------------------*/
+    /* COMMANDS TO TRANSFER TO DEVICE MEMORY                                 */
+    /*-----------------------------------------------------------------------*/
+    // Transfer to device memory
+    bitmapDataImage->TransferToDeviceResource(commandBuffer);
+
+    // Transfer to GPU buffer
+    matrixDataBuffer->TransferToDeviceResource(commandBuffer);
+  }
+
+  void SHFont::DoPostTransfer(Handle<SHVkDescriptorPool> descPool, Handle<SHVkDescriptorSetLayout> layout) noexcept
+  {
+    /*-----------------------------------------------------------------------*/
+    /* CREATE IMAGE VIEW                                                     */
+    /*-----------------------------------------------------------------------*/
+    // Create the image view to the device resource
+    SHImageViewDetails viewDetails
+    {
+      .viewType = vk::ImageViewType::e2D,
+      .format = bitmapDataImage->GetImageFormat(),
+      .imageAspectFlags = vk::ImageAspectFlagBits::eColor,
+      .baseMipLevel = 0,
+      .mipLevelCount = 1,
+      .baseArrayLayer = 0,
+      .layerCount = 1,
+    };
+    bitmapDataImageView = bitmapDataImage->CreateImageView(logicalDevice, bitmapDataImage, viewDetails);
+
+    /*-----------------------------------------------------------------------*/
+    /* DESCRIPTORS                                                           */
+    /*-----------------------------------------------------------------------*/
+    // allocate desc set for the bitmap and matrix data
+    descSet = descPool->Allocate({ layout }, { 1 });
+
+    auto viewLayoutSampler = std::make_tuple(bitmapDataImageView, sampler, vk::ImageLayout::eShaderReadOnlyOptimal);
+    descSet->ModifyWriteDescImage(SHGraphicsConstants::DescriptorSetIndex::FONT_DATA, SHGraphicsConstants::DescriptorSetBindings::FONT_BITMAP_DATA, {&viewLayoutSampler, 1});
+
+    descSet->ModifyWriteDescBuffer(SHGraphicsConstants::DescriptorSetIndex::FONT_DATA,
+      SHGraphicsConstants::DescriptorSetBindings::FONT_MATRIX_DATA, { &matrixDataBuffer, 1 }, 0, fontAsset.glyphTransformations.size() * sizeof(SHMatrix));
+
+    // Bind image and buffer to desc set.
+    descSet->UpdateDescriptorSetImages(SHGraphicsConstants::DescriptorSetIndex::FONT_DATA, SHGraphicsConstants::DescriptorSetBindings::FONT_BITMAP_DATA);
+    descSet->UpdateDescriptorSetBuffer(SHGraphicsConstants::DescriptorSetIndex::FONT_DATA, SHGraphicsConstants::DescriptorSetBindings::FONT_MATRIX_DATA);
+
+  }
+
+  std::unordered_map<msdfgen::unicode_t, uint32_t> SHFont::GetUnicodeIndexing(void) const noexcept
+  {
+    return unicodeIndexing;
+  }
+
+  SHFontAsset const& SHFont::GetFontAsset(void) const noexcept
+  {
+    return fontAsset;
+  }
+
+  Handle<SHVkImage> SHFont::GetImage(void) const noexcept
+  {
+    return bitmapDataImage;
+  }
+
+  Handle<SHVkBuffer> SHFont::GetMatrixBuffer(void) const noexcept
+  {
+    return matrixDataBuffer;
+  }
+
+  Handle<SHVkDescriptorSetGroup> SHFont::GetDescriptorSet(void) const noexcept
+  {
+    return descSet;
+  }
+
+}

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHFont.h

@@ -0,0 +1,72 @@
+#pragma once
+
+#include "Resource/SHHandle.h"
+#include "msdf-atlas-gen/msdf-atlas-gen.h"
+#include "Assets/Asset Types/SHFontAsset.h"
+
+namespace SHADE
+{
+  class SHVkLogicalDevice;
+  class SHVkDescriptorPool;
+  class SHVkDescriptorSetGroup;
+  class SHVkDescriptorSetLayout;
+  class SHVkCommandBuffer;
+  class SHVkCommandPool;
+  class SHVkImage;
+  class SHVkImageView;
+  class SHVkBuffer;
+  class SHVkQueue;
+  class SHVkSampler;
+
+  class SHFont
+  {
+  private:
+    //! Device for creation and destruction
+    Handle<SHVkLogicalDevice> logicalDevice;
+
+    //! Font asset contains exactly what we need, so we'll use it
+    SHFontAsset fontAsset;
+
+    //! Device memory that stores bitmap data
+    Handle<SHVkImage> bitmapDataImage;
+
+    //! View to device memory
+    Handle<SHVkImageView> bitmapDataImageView;
+
+    //! Device memory that stores matrix data
+    Handle<SHVkBuffer> matrixDataBuffer;
+
+    //! Descriptor set required to store the bitmap AND matrix data for the UV and quad transformation
+    Handle<SHVkDescriptorSetGroup> descSet;
+
+    Handle<SHVkSampler> sampler;
+
+    //! Used for getting the correct indices into the matrix data buffer
+    std::unordered_map<msdfgen::unicode_t, uint32_t> unicodeIndexing;
+
+    ////! To transition images for transfer ops
+    //vk::ImageMemoryBarrier preTransferBarrier;
+
+    ////! To transition images for shader reads
+    //vk::ImageMemoryBarrier postTransferBarrier;
+
+  public:
+    /*-----------------------------------------------------------------------*/
+    /* PUBLIC MEMBER FUNCTIONS                                               */
+    /*-----------------------------------------------------------------------*/
+    SHFont (Handle<SHVkLogicalDevice> inLogicalDeviceHdl, SHFontAsset const& asset) noexcept;
+    void TransferToGPU (Handle<SHVkCommandBuffer> commandBuffer) noexcept;
+    void DoPostTransfer (Handle<SHVkDescriptorPool> descPool, Handle<SHVkDescriptorSetLayout> layout) noexcept;
+    
+
+    /*-----------------------------------------------------------------------*/
+    /* SETTERS AND GETTERS                                                   */
+    /*-----------------------------------------------------------------------*/
+    std::unordered_map<msdfgen::unicode_t, uint32_t> GetUnicodeIndexing (void) const noexcept;
+    SHFontAsset const&                               GetFontAsset       (void) const noexcept;
+    Handle<SHVkImage>                                GetImage           (void) const noexcept;
+    Handle<SHVkBuffer>                               GetMatrixBuffer    (void) const noexcept;
+    Handle<SHVkDescriptorSetGroup>                   GetDescriptorSet   (void) const noexcept;
+    
+  };
+}

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHFontAtlasData.cpp

@@ -0,0 +1,7 @@
+#include "SHpch.h"
+#include "SHFontAtlasData.h"
+
+namespace SHADE
+{
+
+}

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHFontAtlasData.h

@@ -0,0 +1,7 @@
+#pragma once
+
+
+namespace SHADE
+{
+
+}

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHFontLibrary.cpp

@@ -0,0 +1,108 @@
+#include "SHpch.h"
+#include "SHFontLibrary.h"
+#include "Graphics/Images/SHVkImage.h"
+#include "Graphics/Commands/SHVkCommandPool.h"
+#include "Graphics/Devices/SHVkLogicalDevice.h"
+#include "Graphics/Synchronization/SHVkFence.h"
+#include "Graphics/Buffers/SHVkBuffer.h"
+
+namespace SHADE
+{
+  /***************************************************************************/
+  /*!
+  
+    \brief
+      For adding fonts to the library
+    
+    \param asset
+      The asset we want to create an SHFont from.
+   
+  */
+  /***************************************************************************/
+  Handle<SHFont> SHFontLibrary::AddFont(Handle<SHVkLogicalDevice> logicalDevice, SHResourceHub& resourceHub, SHFontAsset const& asset) noexcept
+  {
+    // Create new font
+    Handle<SHFont> newFont = resourceHub.Create<SHFont>(logicalDevice, asset);
+
+    // emplace new barriers and prepare them for transfer ops
+    preTransferBarriers.emplace_back();
+    postTransferBarriers.emplace_back();
+    newFont->GetImage()->PrepareImageTransitionInfo(vk::ImageLayout::eUndefined,          vk::ImageLayout::eTransferDstOptimal,    preTransferBarriers[preTransferBarriers.size() - 1]);
+    newFont->GetImage()->PrepareImageTransitionInfo(vk::ImageLayout::eTransferDstOptimal, vk::ImageLayout::eShaderReadOnlyOptimal, postTransferBarriers[postTransferBarriers.size() - 1]);
+
+    unpreparedFonts.emplace_back (newFont);
+
+    return newFont;
+  }
+
+  /***************************************************************************/
+  /*!
+  
+    \brief
+      Transfers staging buffer font memory to the GPU for optimized access.
+    
+    \param cmdBuffer
+      Command buffer to record the transfer operations.
+
+    \param descPool
+   
+    \return 
+  
+  */
+  /***************************************************************************/
+  void SHFontLibrary::BuildFonts(Handle<SHVkLogicalDevice> logicalDevice, Handle<SHVkQueue> queue, Handle<SHVkCommandPool> cmdPool, Handle<SHVkDescriptorPool> descPool, Handle<SHVkDescriptorSetLayout> layout, SHResourceHub& resourceHub) noexcept
+  {
+    // create fence to wait on after transfer
+    Handle<SHVkFence> finishCopyFence = resourceHub.Create<SHVkFence>(logicalDevice);
+    finishCopyFence->Reset();
+
+    // allocate new command buffer
+    Handle<SHVkCommandBuffer> transferCommandBuffer = cmdPool->RequestCommandBuffer(SH_CMD_BUFFER_TYPE::PRIMARY);
+
+    // Begin recording transfer ops
+    transferCommandBuffer->BeginRecording();
+    {
+      // Transition image to dst
+      transferCommandBuffer->PipelineBarrier(vk::PipelineStageFlagBits::eTopOfPipe, vk::PipelineStageFlagBits::eTransfer, {}, {}, {}, preTransferBarriers);
+
+      // Transfer data from staging to image 
+      for (auto& font : unpreparedFonts)
+        font->TransferToGPU(transferCommandBuffer);
+
+      // Transition dst to shader read
+      transferCommandBuffer->PipelineBarrier(vk::PipelineStageFlagBits::eTransfer, vk::PipelineStageFlagBits::eFragmentShader, {}, {}, {}, postTransferBarriers);
+    }
+
+    // End recording for transfer ops 
+    transferCommandBuffer->EndRecording();
+
+    // Submit command buffer to queue
+    queue->SubmitCommandBuffer({transferCommandBuffer}, {}, {}, vk::PipelineStageFlagBits::eTransfer, finishCopyFence);
+
+    // wait for copy to finish
+    finishCopyFence->Wait(true, std::numeric_limits<uint32_t>::max());
+
+    // Prepare image views and desc sets
+    for (auto& font : unpreparedFonts)
+      font->DoPostTransfer(descPool, layout);
+
+    // Free the command buffer and fence
+    transferCommandBuffer.Free();
+    resourceHub.Free(finishCopyFence);
+
+    // Once unprepared fonts are now ready for use, push them into container
+    uint32_t i = static_cast<uint32_t> (unpreparedFonts.size());
+    std::copy (unpreparedFonts.begin(), unpreparedFonts.end(), std::back_inserter(fonts));
+
+    // All fonts have been prepared for GPU usage
+    unpreparedFonts.clear();
+    preTransferBarriers.clear();
+    postTransferBarriers.clear();
+  }
+
+  std::vector<Handle<SHFont>> const& SHFontLibrary::GetFonts(void) const noexcept
+  {
+    return fonts;
+  }
+
+}

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHFontLibrary.h

@@ -0,0 +1,36 @@
+#pragma once
+
+#include "SHFont.h"
+#include <vector>
+#include "Graphics/SHVulkanIncludes.h"
+
+namespace SHADE
+{
+  class SHVkLogicalDevice;
+  class SHVkDescriptorPool;
+  class SHVkCommandPool;
+  class SHVkCommandBuffer;
+  class SHVkQueue;
+  class SHVkDescriptorSetLayout;
+
+  class SH_API SHFontLibrary
+  {
+  private:
+    //! Handles to all the fonts usable in SHTextRendererComponents
+    std::vector<Handle<SHFont>> fonts;
+
+    //! Fonts that have yet to be properly prepared for usage
+    std::vector<Handle<SHFont>> unpreparedFonts;
+
+    //! For transitioning images for transfer operations
+    std::vector<vk::ImageMemoryBarrier> preTransferBarriers;
+
+    //! For transitioning images for shader reads
+    std::vector<vk::ImageMemoryBarrier> postTransferBarriers;
+
+  public:
+    Handle<SHFont> AddFont    (Handle<SHVkLogicalDevice> logicalDevice, SHResourceHub& resourceHub, SHFontAsset const& asset) noexcept;
+    void           BuildFonts (Handle<SHVkLogicalDevice> logicalDevice, Handle<SHVkQueue> queue, Handle<SHVkCommandPool> cmdPool, Handle<SHVkDescriptorPool> descPool, Handle<SHVkDescriptorSetLayout> layout, SHResourceHub& resourceHub) noexcept;
+     std::vector<Handle<SHFont>> const& GetFonts (void) const noexcept;
+  };
+}

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHFreetypeInstance.cpp

@@ -0,0 +1,27 @@
+#include "SHpch.h"
+#include "SHFreetypeInstance.h"
+#include "msdf-atlas-gen/msdf-atlas-gen.h"
+#include "msdfgen-ext.h"
+
+namespace SHADE
+{
+
+  msdfgen::FreetypeHandle* SHFreetypeInstance::freetypeHandle = nullptr;
+
+  void SHFreetypeInstance::Init(void) noexcept
+  {
+    // initialize freetype
+    freetypeHandle = msdfgen::initializeFreetype();
+  }
+
+  void SHFreetypeInstance::Exit(void) noexcept
+  {
+    msdfgen::deinitializeFreetype(freetypeHandle);
+  }
+
+  msdfgen::FreetypeHandle* SHFreetypeInstance::GetFreetypeHandle(void) noexcept
+  {
+    return freetypeHandle;
+  }
+
+}

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHFreetypeInstance.h

@@ -0,0 +1,23 @@
+#pragma once
+
+namespace msdfgen
+{
+  class FreetypeHandle;
+}
+
+namespace SHADE
+{
+  class SHFreetypeInstance
+  {
+  private:
+    //! Only need this to be initialized once
+    static msdfgen::FreetypeHandle* freetypeHandle;
+
+  public:
+    static void Init (void) noexcept;
+    static void Exit (void) noexcept;
+
+    static msdfgen::FreetypeHandle* GetFreetypeHandle(void) noexcept;
+
+  };
+}

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHTextRenderableComponent.cpp

@@ -0,0 +1,95 @@
+#include "SHpch.h"
+#include "SHTextRenderableComponent.h"
+
+namespace SHADE
+{
+
+  void SHTextRenderableComponent::MakeDirty(void) noexcept
+  {
+    requiresRecompute = true;
+  }
+
+  void SHTextRenderableComponent::Clean(void) noexcept
+  {
+    requiresRecompute = false;
+  }
+
+  /***************************************************************************/
+  /*! 
+   
+    \brief
+      On create the text has nothing.  
+    
+  */ 
+  /***************************************************************************/
+  void SHTextRenderableComponent::OnCreate(void)
+  {
+    text = "My name is Brandon.";
+    requiresRecompute = true;
+
+    // Default white color.
+    color = SHColour::WHITE;
+  }
+
+  void SHTextRenderableComponent::OnDestroy(void)
+  {
+
+  }
+
+  /***************************************************************************/
+  /*! 
+   
+    \brief
+      Sets the text to be rendered.
+    
+    \param newText
+      
+   
+    \return 
+  
+  */ 
+  /***************************************************************************/
+  void SHTextRenderableComponent::SetText(std::string_view newText) noexcept
+  {
+    text = newText;
+    MakeDirty();
+  }
+
+  void SHTextRenderableComponent::SetFont(Handle<SHFont> font) noexcept
+  {
+    fontHandle = font;
+    MakeDirty();
+  }
+
+  /***************************************************************************/
+  /*! 
+   
+    \brief
+      Getter for the text required to render.
+    
+    \return 
+      
+  
+  */ 
+  /***************************************************************************/
+  std::string const& SHTextRenderableComponent::GetText(void) const noexcept
+  {
+    return text;
+  }
+
+  Handle<SHFont> SHTextRenderableComponent::GetFont(void) const noexcept
+  {
+    return fontHandle;
+  }
+
+}
+
+namespace rttr
+{
+  RTTR_REGISTRATION
+  {
+    using namespace SHADE;
+
+    registration::class_<SHTextRenderableComponent>("Text Renderer Component");
+  };
+}

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHTextRenderableComponent.h

@@ -0,0 +1,65 @@
+#pragma once
+
+#include <string>
+#include <string_view>
+#include "ECS_Base/Components/SHComponent.h"
+#include "Math/SHColour.h"
+#include "Resource/SHHandle.h"
+#include <rttr/registration>
+
+namespace SHADE
+{
+  class SHFont;
+  class SHVkDescriptorSetGroup;
+  class SHVkBuffer;
+
+  class SH_API SHTextRenderableComponent final : public SHComponent
+  {
+  public:
+    static constexpr uint32_t MAX_CHARACTERS = 500;
+
+  private:
+    using TextIndexingType = uint32_t;
+
+  private:
+    //! Text required to be rendered
+    std::string text;
+  	
+    //! Color of the text
+    SHColour color;
+
+    //! Requires to recompute the positions of each glyph/character
+    bool requiresRecompute;
+
+    //! Handle to the font used to render the text
+    Handle<SHFont> fontHandle;
+
+    //! We want to index into the buffer with matrices
+    Handle<SHVkBuffer> indexingDataBuffer;
+
+    //! character position data for each letter in the text 
+    Handle<SHVkBuffer> charPositionDataBuffer;
+
+    void MakeDirty (void) noexcept;
+    void Clean     (void) noexcept;
+
+  public:
+    void OnCreate(void) override final;
+    void OnDestroy(void) override final;
+
+    /*-----------------------------------------------------------------------*/
+    /* SETTERS AND GETTERS                                                   */
+    /*-----------------------------------------------------------------------*/
+    void               SetText (std::string_view newText) noexcept;
+    void               SetFont (Handle<SHFont> font) noexcept;
+
+    std::string const& GetText (void) const noexcept;
+    Handle<SHFont>     GetFont (void) const noexcept;
+
+    friend class SHTextRenderingSubSystem;
+
+    RTTR_ENABLE()
+
+  };
+}
+

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHTextRenderingSubSystem.cpp

@@ -0,0 +1,242 @@
+#include "SHpch.h"
+#include "SHTextRenderingSubSystem.h"
+#include "Graphics/MiddleEnd/TextRendering/SHTextRenderableComponent.h"
+#include "ECS_Base/Managers/SHComponentManager.h"
+#include "Math/Vector/SHVec4.h"
+#include "Graphics/Devices/SHVkLogicalDevice.h"
+#include "Graphics/MiddleEnd/TextRendering/SHFont.h"
+#include "Graphics/Buffers/SHVkBuffer.h"
+#include "Graphics/MiddleEnd/GlobalData/SHGraphicsGlobalData.h"
+#include "Graphics/Pipeline/SHVkPipeline.h"
+#include "Graphics/SHVkUtil.h"
+#include "Graphics/RenderGraph/SHSubpass.h"
+#include "Math/Transform/SHTransformComponent.h"
+
+namespace SHADE
+{
+  void SHTextRenderingSubSystem::RecomputePositions(SHTextRenderableComponent& textComp) noexcept
+  {
+    if (textComp.text.empty() || !textComp.fontHandle)
+      return;
+
+    // Create the buffer 
+    if (!textComp.indexingDataBuffer)
+      textComp.indexingDataBuffer = logicalDevice->CreateBuffer(SHTextRenderableComponent::MAX_CHARACTERS * sizeof(uint32_t), nullptr, SHTextRenderableComponent::MAX_CHARACTERS * sizeof(uint32_t), vk::BufferUsageFlagBits::eVertexBuffer, VMA_MEMORY_USAGE_AUTO, VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT | VMA_ALLOCATION_CREATE_MAPPED_BIT);
+
+    if (!textComp.charPositionDataBuffer)
+      textComp.charPositionDataBuffer = logicalDevice->CreateBuffer(SHTextRenderableComponent::MAX_CHARACTERS * sizeof(SHVec4), nullptr, SHTextRenderableComponent::MAX_CHARACTERS * sizeof(SHVec4), vk::BufferUsageFlagBits::eVertexBuffer, VMA_MEMORY_USAGE_AUTO, VMA_ALLOCATION_CREATE_HOST_ACCESS_SEQUENTIAL_WRITE_BIT | VMA_ALLOCATION_CREATE_MAPPED_BIT);
+
+    // For indexing font transformation in the shader
+    std::vector <SHTextRenderableComponent::TextIndexingType> indexingData;
+
+    // For placing glyphs correctly
+    std::vector <SHVec4> charPositionData;
+
+    // Baseline relative to entity with this component
+    SHVec4 baselineOrigin{ 0.0f, 0.0f, 0.0f, 1.0f };
+
+    // Number of characters in the string
+    uint32_t numChars = static_cast<uint32_t>(textComp.text.size());
+
+    // Get a ref to the transform indices  
+    auto const& glyphTransformIndices = textComp.fontHandle->GetUnicodeIndexing();
+
+    // Get a ref to the glyph transformations
+    auto const& glyphTransforms = textComp.fontHandle->GetFontAsset().glyphTransformations;
+
+    bool dueNextLine = false;
+
+    // for every character
+    for (uint32_t i = 0; i < numChars; ++i)
+    {
+      SHTextRenderableComponent::TextIndexingType index = glyphTransformIndices.at(textComp.text[i]);
+
+      // Copy baseline
+      SHVec4 characterPos = baselineOrigin;
+
+      // Get where to draw the glyph relative to the baseline
+      characterPos[0] += glyphTransforms[index].m[SHFontAsset::BASELINE_LEFT_MATRIX_INDEX_ROW][SHFontAsset::BASELINE_LEFT_MATRIX_INDEX_COL]; // Inside the matrix but not used in the shader so this value has no positional value
+      characterPos[1] += glyphTransforms[index].m[SHFontAsset::BASELINE_BOTTOM_MATRIX_INDEX_ROW][SHFontAsset::BASELINE_BOTTOM_MATRIX_INDEX_COL]; // Inside the matrix but not used in the shader so this value has no positional value
+
+      indexingData.push_back(index);
+      charPositionData.push_back(characterPos);
+
+      // if not the last character
+      if (i != numChars - 1)
+      {
+        // Get the advance and move the baseline
+        double advance = 0.0;
+        textComp.fontHandle->GetFontAsset().fontGeometry.getAdvance(advance, textComp.text[i], textComp.text[static_cast<uint64_t>(i) + 1]);
+        baselineOrigin[0] += static_cast<float>(advance);
+
+        //if (baselineOrigin[0] >= textComp.estimatedLineLength)
+        //{
+        //  dueNextLine = true;
+        //}
+      }
+
+      //if (dueNextLine && textComp.renderedText[i] == ' ')
+      //{
+      //  baselineOrigin[0] = 0.0f;
+      //  baselineOrigin[1] -= textComp.lineSpacing;
+      //  dueNextLine = false;
+      //}
+    }
+
+    textComp.indexingDataBuffer->WriteToMemory(indexingData.data(), static_cast<uint32_t>(indexingData.size()) * sizeof (SHTextRenderableComponent::TextIndexingType),0, 0);
+    textComp.charPositionDataBuffer->WriteToMemory(charPositionData.data(), static_cast<uint32_t>(charPositionData.size()) * sizeof (SHVec4), 0, 0);
+
+    indexingData.clear();
+    charPositionData.clear();
+
+  }
+
+  void SHTextRenderingSubSystem::Init(Handle<SHVkLogicalDevice> device, Handle<SHVkRenderpass> compatibleRenderpass, Handle<SHSubpass> subpass, Handle<SHVkDescriptorPool> descPool, Handle<SHVkShaderModule> textVS, Handle<SHVkShaderModule> textFS, std::function<void(Handle<SHVkCommandBuffer>, uint32_t)> const& bindFunction) noexcept
+  {
+    SHComponentManager::CreateComponentSparseSet<SHTextRenderableComponent>();
+
+    cameraDescSetBind = bindFunction;
+
+    logicalDevice = device;
+
+    // prepare pipeline layout params
+    SHPipelineLayoutParams plParams
+    {
+      .shaderModules = {textVS, textFS},
+      .globalDescSetLayouts = SHGraphicsGlobalData::GetDescSetLayouts()
+    };
+
+    pipelineLayout = logicalDevice->CreatePipelineLayout(plParams);
+
+    // Create pipeline
+    pipeline = logicalDevice->CreateGraphicsPipeline(pipelineLayout, nullptr, compatibleRenderpass, subpass);
+    
+    // vertex input state of the pipeline
+    SHVertexInputState vertexInputState;
+
+    // Configure vertex attributes
+    vertexInputState.AddBinding(true, false, { SHVertexAttribute(SHAttribFormat::FLOAT_4D) });  // location = 0 (character position data)
+    vertexInputState.AddBinding(true, false, { SHVertexAttribute(SHAttribFormat::UINT32_1D) }); // location = 1 (glyph index to index matrices)
+
+    // Set vertex state for new pipeline
+    pipeline->GetPipelineState().SetVertexInputState(vertexInputState);
+
+    SHColorBlendState colorBlendState{};
+    colorBlendState.logic_op_enable = VK_FALSE;
+    colorBlendState.logic_op = vk::LogicOp::eCopy;
+
+    auto const& subpassColorReferences = subpass->GetColorAttachmentReferences();
+    colorBlendState.attachments.reserve(static_cast<uint32_t>(subpassColorReferences.size()));
+
+    for (auto& att : subpassColorReferences)
+    {
+      colorBlendState.attachments.push_back(vk::PipelineColorBlendAttachmentState
+        {
+          .blendEnable = SHVkUtil::IsBlendCompatible(subpass->GetFormatFromAttachmentReference(att.attachment)) ? true : false,
+          .srcColorBlendFactor = vk::BlendFactor::eSrcAlpha,
+          .dstColorBlendFactor = vk::BlendFactor::eOneMinusSrcAlpha,
+          .colorBlendOp = vk::BlendOp::eAdd,
+          .srcAlphaBlendFactor = vk::BlendFactor::eOne,
+          .dstAlphaBlendFactor = vk::BlendFactor::eZero,
+          .alphaBlendOp = vk::BlendOp::eAdd,
+          .colorWriteMask = vk::ColorComponentFlagBits::eR | vk::ColorComponentFlagBits::eG | vk::ColorComponentFlagBits::eB | vk::ColorComponentFlagBits::eA,
+        }
+      );
+    }
+
+    pipeline->GetPipelineState().SetColorBlenState(colorBlendState);
+
+    SHInputAssemblyState inputAssembly{};
+    inputAssembly.topology = vk::PrimitiveTopology::eTriangleFan;
+    pipeline->GetPipelineState().SetInputAssemblyState(inputAssembly);
+
+    SHRasterizationState rasterState{};
+    rasterState.frontFacingOrientation = vk::FrontFace::eClockwise;
+    pipeline->GetPipelineState().SetRasterizationState(rasterState);
+
+    // Construct pipeline
+    pipeline->ConstructPipeline();
+
+    SHVkDescriptorSetLayout::Binding fontBitmapBinding
+    {
+      .Type = vk::DescriptorType::eCombinedImageSampler,
+      .Stage = vk::ShaderStageFlagBits::eFragment,
+      .BindPoint = SHGraphicsConstants::DescriptorSetBindings::FONT_BITMAP_DATA,
+      .DescriptorCount = 1,
+    };
+
+    SHVkDescriptorSetLayout::Binding fontMatrixBinding
+    {
+      .Type = vk::DescriptorType::eStorageBuffer,
+      .Stage = vk::ShaderStageFlagBits::eVertex,
+      .BindPoint = SHGraphicsConstants::DescriptorSetBindings::FONT_MATRIX_DATA,
+      .DescriptorCount = 1,
+    };
+
+    fontDataDescSetLayout = logicalDevice->CreateDescriptorSetLayout(SHGraphicsConstants::DescriptorSetIndex::FONT_DATA, { fontBitmapBinding, fontMatrixBinding });
+
+  }
+
+  void SHTextRenderingSubSystem::Run(uint32_t frameIndex) noexcept
+  {
+    auto& textRendererComps = SHComponentManager::GetDense<SHTextRenderableComponent>();
+
+    for (auto& comp : textRendererComps)
+    {
+      // If the component is dirty
+      if (comp.requiresRecompute)
+      {
+        RecomputePositions(comp);
+        comp.Clean();
+      }
+    }
+  }
+
+  void SHTextRenderingSubSystem::Render(Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex) noexcept
+  {
+    auto& textRendererComps = SHComponentManager::GetDense<SHTextRenderableComponent>();
+    for (auto& comp : textRendererComps)
+    {
+      auto* transform = SHComponentManager::GetComponent<SHTransformComponent>(comp.GetEID());
+
+      Handle<SHFont> fontHandle = comp.fontHandle;
+      if (fontHandle && transform)
+      {
+        // bind the pipeline 
+        cmdBuffer->BindPipeline(pipeline);
+
+        // bind VBO (position and indices)
+        cmdBuffer->BindVertexBuffer(SHGraphicsConstants::VertexBufferBindings::CALCULATED_GLYPH_POSITION, comp.charPositionDataBuffer, 0);
+        cmdBuffer->BindVertexBuffer(SHGraphicsConstants::VertexBufferBindings::GLYPH_INDEX, comp.indexingDataBuffer, 0);
+
+        cameraDescSetBind(cmdBuffer, frameIndex);
+
+        // bind descriptors for font (matrices)
+        cmdBuffer->BindDescriptorSet(fontHandle->GetDescriptorSet(), SH_PIPELINE_TYPE::GRAPHICS, SHGraphicsConstants::DescriptorSetIndex::FONT_DATA, {});
+
+        cmdBuffer->SetPushConstantVariable("TestPushConstant.worldTransform", transform->GetTRS(), SH_PIPELINE_TYPE::GRAPHICS);
+        cmdBuffer->SetPushConstantVariable("TestPushConstant.eid", comp.GetEID(), SH_PIPELINE_TYPE::GRAPHICS);
+        cmdBuffer->SetPushConstantVariable("TestPushConstant.textColor", SHVec3 (1.0f, 1.0f, 1.0f), SH_PIPELINE_TYPE::GRAPHICS);
+
+        cmdBuffer->SubmitPushConstants(SH_PIPELINE_TYPE::GRAPHICS);
+
+        // call draw call
+        cmdBuffer->DrawArrays(4, comp.text.size(), 0, 0);
+        //glDrawArraysInstanced(GL_TRIANGLE_FAN, 0, 4, static_cast<GLsizei>(textComp.lastRenderedCharacterIndex) + 1);
+
+      }
+
+    }
+  }
+
+  void SHTextRenderingSubSystem::Exit(void) noexcept
+  {
+
+  }
+
+  Handle<SHVkDescriptorSetLayout> SHTextRenderingSubSystem::GetFontDataDescSetLayout(void) const noexcept
+  {
+    return fontDataDescSetLayout;
+  }
+
+}

SHADE_Engine/src/Graphics/MiddleEnd/TextRendering/SHTextRenderingSubSystem.h

@@ -0,0 +1,65 @@
+#pragma once
+
+#include "Resource/SHHandle.h"
+#include "Graphics/Pipeline/SHPipelineState.h"
+#include "Math/SHMatrix.h"
+#include "Math/Vector/SHVec3.h"
+
+namespace SHADE
+{
+  class SHVkLogicalDevice;
+  class SHVkDescriptorPool;
+  class SHVkDescriptorSetGroup;
+  class SHVkDescriptorSetLayout;
+  class SHVkBuffer;
+  class SHLightComponent;
+  class SHVkCommandBuffer;
+  class SHTextRenderableComponent;
+  class SHVkPipeline;
+  class SHVkPipelineLayout;
+  class SHVkRenderpass;
+  class SHSubpass;
+  class SHVkShaderModule;
+
+  class SHTextRenderingSubSystem
+  {
+  private:
+    struct ShaderPushConstantData
+    {
+      SHMatrix worldTransform;
+      uint32_t eid;
+      SHVec3 textColor;
+    };
+
+    //! Logical device for creation and destruction
+    Handle<SHVkLogicalDevice> logicalDevice;
+
+    //! Pipeline for rendering the text
+    Handle<SHVkPipeline> pipeline;
+
+    //! Pipeline layout for the pipeline
+    Handle<SHVkPipelineLayout> pipelineLayout;
+
+    //! Descriptor set for font data access in shaders
+    Handle<SHVkDescriptorSetLayout> fontDataDescSetLayout;
+
+    //! Super temporary. Global descriptor set needs to be revamped along with
+    //! entire graphics system.
+    std::function<void(Handle<SHVkCommandBuffer>, uint32_t)> cameraDescSetBind;
+
+  private:
+    void RecomputePositions(SHTextRenderableComponent& textComp) noexcept;
+
+  public:
+    void Init(Handle<SHVkLogicalDevice> device, Handle<SHVkRenderpass> compatibleRenderpass, Handle<SHSubpass> subpass, Handle<SHVkDescriptorPool> descPool, Handle<SHVkShaderModule> textVS, Handle<SHVkShaderModule> textFS, std::function<void(Handle<SHVkCommandBuffer>, uint32_t)> const& bindFunction) noexcept;
+    void Run(uint32_t frameIndex) noexcept;
+
+    void Render (Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex) noexcept;
+    void Exit(void) noexcept;
+
+
+    Handle<SHVkDescriptorSetLayout> GetFontDataDescSetLayout (void) const noexcept;
+
+
+  };
+}

SHADE_Engine/src/Graphics/Pipeline/SHVkPipelineLayout.cpp

@@ -79,9 +79,9 @@ namespace SHADE
           startOffset += pcInfo.size;
         }
 
+      stageFlags |= shaderModule->GetShaderStageFlagBits();
       }
 
-      stageFlags |= shaderModule->GetShaderStageFlagBits();
     }
 
     // After all the sizes of the push constant blocks have been added, record the size in the interface

SHADE_Engine/src/Graphics/RenderGraph/SHAttachmentDescriptionType.h

@@ -3,7 +3,7 @@
 namespace SHADE
 {
   // Used for attachment description creation for renderpass node
-  enum class SH_ATT_DESC_TYPE_FLAGS
+  enum class SH_RENDER_GRAPH_RESOURCE_FLAGS
   {
     COLOR = 0x01,
     COLOR_PRESENT = 0x02,
@@ -11,7 +11,8 @@ namespace SHADE
     STENCIL = 0x08,
     DEPTH_STENCIL = 0x10,
     INPUT = 0x20,
-    STORAGE = 0x40
+    STORAGE = 0x40,
+    SHARED = 0x80 // if resource is meant to be used across render graphs, mark this flag
   };
 
 }

SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraph.cpp

@@ -11,6 +11,9 @@
 #include "SHAttachmentDescInitParams.h"
 #include "SHRenderGraphStorage.h"
 #include "Graphics/RenderGraph/SHRenderGraphNodeCompute.h"
+#include "Tools/Utilities/SHUtilities.h"
+#include "Graphics/MiddleEnd/GlobalData/SHGraphicsGlobalData.h"
+#include "Graphics/RenderGraph/SHRenderToSwapchainImageSystem.h" 
 
 namespace SHADE
 {
@@ -49,7 +52,7 @@ namespace SHADE
 
   */
   /***************************************************************************/
-  void SHRenderGraph::AddResource(std::string resourceName, std::initializer_list<SH_ATT_DESC_TYPE_FLAGS> typeFlags, uint32_t w /*= static_cast<uint32_t>(-1)*/, uint32_t h /*= static_cast<uint32_t>(-1)*/, vk::Format format/* = vk::Format::eB8G8R8A8Unorm*/, uint8_t levels /*= 1*/, vk::ImageUsageFlagBits usageFlags/* = {}*/, vk::ImageCreateFlagBits createFlags /*= {}*/)
+  void SHRenderGraph::AddResource(std::string resourceName, std::initializer_list<SH_RENDER_GRAPH_RESOURCE_FLAGS> typeFlags, uint32_t w /*= static_cast<uint32_t>(-1)*/, uint32_t h /*= static_cast<uint32_t>(-1)*/, vk::Format format/* = vk::Format::eB8G8R8A8Unorm*/, uint8_t levels /*= 1*/, vk::ImageUsageFlagBits usageFlags/* = {}*/, vk::ImageCreateFlagBits createFlags /*= {}*/)
   {
     // If we set to 
     if (w == static_cast<uint32_t>(-1) && h == static_cast<uint32_t>(-1))
@@ -59,10 +62,41 @@ namespace SHADE
       format = renderGraphStorage->swapchain->GetSurfaceFormatKHR().format;
     }
 
-    auto resource = resourceManager->Create<SHRenderGraphResource>(renderGraphStorage, resourceName, typeFlags, format, w, h, levels, usageFlags, createFlags);
+    auto resource = renderGraphStorage->resourceHub->Create<SHRenderGraphResource>(renderGraphStorage, resourceName, typeFlags, format, w, h, levels, usageFlags, createFlags);
     renderGraphStorage->graphResources->try_emplace(resourceName, resource);
   }
 
+  void SHRenderGraph::LinkNonOwningResource(Handle<SHRenderGraph> resourceOrigin, std::string resourceName) noexcept
+  {
+    // resource to link
+    Handle<SHRenderGraphResource> resourceToLink = resourceOrigin->GetRenderGraphResource(resourceName);
+    if (!resourceToLink)
+    {
+      SHLOG_ERROR("Resource does not exist in render graph, cannot link resource.");
+      return;
+    }
+
+    // Get the final layout of the resource from the previous render graph
+    vk::ImageLayout finalLayout{vk::ImageLayout::eUndefined};
+    auto const& nodes = resourceOrigin->GetNodes();
+    for (auto& node : nodes)
+    {
+      if (vk::ImageLayout layout = resourceToLink->GetInfoTracker()->GetLayout(node, {}); layout != vk::ImageLayout::eUndefined)
+        finalLayout = layout;
+
+      for (auto& compute : node->nodeComputes)
+      {
+        if (vk::ImageLayout layout = resourceToLink->GetInfoTracker()->GetLayout(compute); layout != vk::ImageLayout::eUndefined)
+          finalLayout = layout;
+      }
+    }
+
+    renderGraphStorage->graphResources->try_emplace(resourceName, resourceToLink);
+
+    // add to this pool so that when we generate later, the attachment descriptions will make its initial layout the layout stored here
+    renderGraphStorage->nonOwningResourceInitialLayouts.emplace(resourceToLink.GetId().Raw, finalLayout);
+  }
+
   /***************************************************************************/
   /*!
 
@@ -88,30 +122,59 @@ namespace SHADE
         return;
       }
 
+      // We first want to take all resources track their layout as undefined at the start of the node/renderpass
+      auto const resources = node->GetResources();
+      for (auto& resource : resources)
+      {
+        resource->GetInfoTracker()->TrackLayout(node, {}, vk::ImageLayout::eUndefined);
+      }
+
       // attempt to get all final layouts for all resources
       for (auto& subpass : node->subpasses)
       {
         for (auto& color : subpass->colorReferences)
         {
           // If final renderpass and attachment is a COLOR_PRESENT resource, make resource transition to present after last subpass
-          if (i == nodes.size() - 1 && (node->attResources[color.attachment]->resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT)))
+          if (i == nodes.size() - 1 && (node->attResources[color.attachment]->resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT)))
             resourceAttFinalLayouts[color.attachment] = vk::ImageLayout::ePresentSrcKHR;
           else
             resourceAttFinalLayouts[color.attachment] = color.layout;
+
+          node->attResources[color.attachment]->infoTracker->TrackLayout(node, subpass, color.layout);
         }
 
         for (auto& depth : subpass->depthReferences)
+        {
           resourceAttFinalLayouts[depth.attachment] = depth.layout;
+          node->attResources[depth.attachment]->infoTracker->TrackLayout(node, subpass, depth.layout);
+        }
 
         for (auto& input : subpass->inputReferences)
+        {
           resourceAttFinalLayouts[input.attachment] = input.layout;
+          node->attResources[input.attachment]->infoTracker->TrackLayout(node, subpass, input.layout);
+        }
       }
 
       for (uint32_t j = 0; j < node->attachmentDescriptions.size(); ++j)
       {
         auto& att = node->attachmentDescriptions[j];
-        att.initialLayout = vk::ImageLayout::eUndefined;
+        auto& resource = node->attResources[j];
+
+        // If resource is from another render graph, use the final layout it had when it was last used in that graph. This is initialized in LinkNonOwningResource.
+        // We also want to load the attachment, not "don't care".
+        if (resource->resourceTypeFlags & SHUtilities::ConvertEnum(SH_RENDER_GRAPH_RESOURCE_FLAGS::SHARED) && 
+            renderGraphStorage->nonOwningResourceInitialLayouts.contains(resource.GetId().Raw))
+        {
+          att.initialLayout = renderGraphStorage->nonOwningResourceInitialLayouts.at (resource.GetId().Raw);
+          att.loadOp = vk::AttachmentLoadOp::eLoad;
+          att.stencilLoadOp = vk::AttachmentLoadOp::eLoad;
+        }
+        else
+          att.initialLayout = vk::ImageLayout::eUndefined;
+
         att.finalLayout = resourceAttFinalLayouts[j];
+        resource->GetInfoTracker()->TrackLayout(node, {}, att.finalLayout);
       }
       ++i;
     }
@@ -146,12 +209,13 @@ namespace SHADE
             attDesc.stencilLoadOp = vk::AttachmentLoadOp::eLoad;
             attDesc.stencilStoreOp = vk::AttachmentStoreOp::eStore;
 
-            // TODO: Stencil load and store
-
             // When an image is done being used in a renderpass, the image layout will end up being the finalLayout
             // value of the attachment description. We want this to carry over to the next renderpass; specifically
             // to have the initialLayout of the attachment description in the next renderpass match the finalLayout in the previous.
             attDesc.initialLayout = predAttDesc.finalLayout;
+
+            // We also want to track it
+            predResource->GetInfoTracker()->TrackLayout(node, {}, attDesc.initialLayout);
           }
         }
       }
@@ -225,12 +289,12 @@ namespace SHADE
         for (auto& inputAtt : subpass->inputReferences)
         {
           auto resource = node->attResources[inputAtt.attachment];
-          if (resource->resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::INPUT))
+          if (resource->resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT))
           {
-              if (resource->resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::COLOR) ||
+              if (resource->resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR) ||
-                  resource->resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT))
+                  resource->resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT))
               colorRead |= (1 << i);
-            else if (resource->resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::DEPTH_STENCIL))
+            else if (resource->resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::DEPTH_STENCIL))
               depthRead |= (1 << i);
           }
           else
@@ -323,6 +387,12 @@ namespace SHADE
     }
   }
 
+  void SHRenderGraph::ConfigureSubSystems(void) noexcept
+  {
+    if (renderToSwapchainImageSystem)
+      renderToSwapchainImageSystem->ConstructPipelines(renderGraphStorage->logicalDevice);
+  }
+
   /***************************************************************************/
   /*!
 
@@ -354,17 +424,17 @@ namespace SHADE
 
   */
   /***************************************************************************/
-  void SHRenderGraph::Init(std::string graphName, Handle<SHVkLogicalDevice> logicalDevice, Handle<SHVkSwapchain> swapchain) noexcept
+  void SHRenderGraph::Init(std::string graphName, Handle<SHVkLogicalDevice> logicalDevice, Handle<SHVkSwapchain> swapchain, SHResourceHub* resourceHub) noexcept
   {
-    resourceManager = std::make_shared<SHResourceHub>();
+    //resourceHub = std::make_shared<SHResourceHub>();
 
-    renderGraphStorage = resourceManager->Create<SHRenderGraphStorage>();
+    renderGraphStorage = resourceHub->Create<SHRenderGraphStorage>();
-    renderGraphStorage->graphResources = resourceManager->Create<std::unordered_map<std::string, Handle<SHRenderGraphResource>>>();
+    renderGraphStorage->graphResources = resourceHub->Create<std::unordered_map<std::string, Handle<SHRenderGraphResource>>>();
 
     renderGraphStorage->logicalDevice = logicalDevice;
     renderGraphStorage->swapchain = swapchain;
 
-    renderGraphStorage->resourceManager = resourceManager;
+    renderGraphStorage->resourceHub = resourceHub;
     renderGraphStorage->descriptorPool = logicalDevice->CreateDescriptorPools();
 
     name = std::move(graphName);
@@ -384,7 +454,6 @@ namespace SHADE
   SHRenderGraph::SHRenderGraph(void) noexcept
     : renderGraphStorage{}
     , nodes{}
-    , resourceManager{nullptr}
   {
   }
 
@@ -392,7 +461,6 @@ namespace SHADE
     : renderGraphStorage{ rhs.renderGraphStorage }
     , nodeIndexing{ std::move(rhs.nodeIndexing) }
     , nodes{ std::move(rhs.nodes) }
-    , resourceManager{ std::move(rhs.resourceManager) }
     , name { std::move(rhs.name) }
   {
     
@@ -406,7 +474,6 @@ namespace SHADE
     renderGraphStorage = rhs.renderGraphStorage;
     nodeIndexing = std::move(rhs.nodeIndexing);
     nodes = std::move(rhs.nodes);
-    resourceManager = std::move(rhs.resourceManager);
     name = std::move(rhs.name);
 
     return *this;
@@ -472,11 +539,40 @@ namespace SHADE
       }
     }
 
-    auto node = nodes.emplace_back(resourceManager->Create<SHRenderGraphNode>(nodeName, renderGraphStorage, std::move(descInitParams), std::move(predecessors)));
+    auto node = nodes.emplace_back(renderGraphStorage->resourceHub->Create<SHRenderGraphNode>(nodeName, renderGraphStorage, std::move(descInitParams), std::move(predecessors)));
     nodeIndexing.emplace(std::move(nodeName), static_cast<uint32_t>(nodes.size()) - 1u);
     return node;
   }
 
+  void SHRenderGraph::AddRenderToSwapchainNode(std::string toSwapchainResource, std::string swapchainResource, std::initializer_list<std::string> predecessorNodes, std::pair<Handle<SHVkShaderModule>, Handle<SHVkShaderModule>> shaderModules) noexcept
+  {
+    for (auto& node : predecessorNodes)
+    {
+    	if (!nodeIndexing.contains(node))
+        return;
+    }
+
+    if (renderGraphStorage->graphResources->contains(toSwapchainResource) && renderGraphStorage->graphResources->contains(swapchainResource))
+    {
+      auto newNode = AddNode("Render To Present", { ResourceInstruction (toSwapchainResource.c_str()), ResourceInstruction(swapchainResource.c_str()) }, predecessorNodes);
+      auto newSubpass = newNode->AddSubpass("Render");
+      newSubpass->AddColorOutput(swapchainResource);
+      newSubpass->AddInput(toSwapchainResource);
+
+      renderToSwapchainImageSystem = renderGraphStorage->resourceHub->Create<SHRenderToSwapchainImageSystem> (newNode, newSubpass, shaderModules);
+
+      newSubpass->AddExteriorDrawCalls([=](Handle<SHVkCommandBuffer>& cmdBuffer, uint32_t frameIndex)
+        {
+          cmdBuffer->BindPipeline(renderToSwapchainImageSystem->GetPipeline());
+          
+          newSubpass->BindDescriptorInputDescriptorSets (cmdBuffer, frameIndex);
+
+          // draw a quad.
+          cmdBuffer->DrawArrays(4, 1, 0, 0);
+        });
+    }
+  }
+
   /***************************************************************************/
   /*!
 
@@ -497,6 +593,7 @@ namespace SHADE
     ConfigureSubpasses();
     ConfigureRenderpasses();
     ConfigureFramebuffers();
+    ConfigureSubSystems();
   }
 
   /***************************************************************************/
@@ -539,7 +636,10 @@ namespace SHADE
   {
     // resize resources
     for (auto& [name, resource] : *renderGraphStorage->graphResources)
-    	resource->HandleResize(newWidth, newHeight);
+    {
+      if (!renderGraphStorage->nonOwningResourceInitialLayouts.contains (resource.GetId().Raw))
+    	  resource->HandleResize(newWidth, newHeight);
+    }
 
     for (auto& node : nodes)
     {
@@ -556,6 +656,11 @@ namespace SHADE
   }
 
 
+  std::vector<Handle<SHRenderGraphNode>> const& SHRenderGraph::GetNodes(void) const noexcept
+  {
+    return nodes;
+  }
+
   Handle<SHRenderGraphResource> SHRenderGraph::GetRenderGraphResource(std::string const& resourceName) const noexcept
   {
     if (renderGraphStorage->graphResources->contains(resourceName))

SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraph.h

@@ -32,6 +32,7 @@ namespace SHADE
   class SHGraphicsGlobalData;
   class SHVkDescriptorPool;
   class SHRenderGraphStorage;
+  class SHRenderToSwapchainImageSystem;
 
   class SH_API SHRenderGraph
   {
@@ -41,7 +42,7 @@ namespace SHADE
       std::string resourceName;
       bool dontClearOnLoad;
 
-      ResourceInstruction (char const* resourceName, bool dontClearOnLoad = false) noexcept;
+      ResourceInstruction(char const* resourceName, bool dontClearOnLoad = false) noexcept;
     };
 
   private:
@@ -52,6 +53,7 @@ namespace SHADE
     void ConfigureAttachmentDescriptions (void) noexcept;
     void ConfigureSubpasses              (void) noexcept;
     void ConfigureRenderpasses           (void) noexcept;
+    void ConfigureSubSystems             (void) noexcept;
     void ConfigureFramebuffers           (void) noexcept;
 
     /*-----------------------------------------------------------------------*/
@@ -66,12 +68,12 @@ namespace SHADE
     //! Render graph nodes
     std::vector<Handle<SHRenderGraphNode>> nodes;
 
-    //! Resource library for graph handles
-    std::shared_ptr<SHResourceHub> resourceManager;
-
     //! Name of the RenderGraph
     std::string name;
 
+    //! For rendering onto the swapchain
+    Handle<SHRenderToSwapchainImageSystem> renderToSwapchainImageSystem;
+
   public:
     /*-----------------------------------------------------------------------*/
     /* CTORS AND DTORS                                                       */
@@ -84,9 +86,11 @@ namespace SHADE
     /*-----------------------------------------------------------------------*/
     /* PUBLIC MEMBER FUNCTIONS                                               */
     /*-----------------------------------------------------------------------*/
-    void                      Init (std::string graphName, Handle<SHVkLogicalDevice> logicalDevice, Handle<SHVkSwapchain> swapchain) noexcept;
+    void                      Init (std::string graphName, Handle<SHVkLogicalDevice> logicalDevice, Handle<SHVkSwapchain> swapchain, SHResourceHub* resourceHub) noexcept;
-    void                      AddResource(std::string resourceName, std::initializer_list<SH_ATT_DESC_TYPE_FLAGS> typeFlags, uint32_t w = static_cast<uint32_t>(-1), uint32_t h = static_cast<uint32_t>(-1), vk::Format format = vk::Format::eB8G8R8A8Unorm, uint8_t levels = 1, vk::ImageUsageFlagBits usageFlags = {}, vk::ImageCreateFlagBits createFlags = {});
+    void                      AddResource(std::string resourceName, std::initializer_list<SH_RENDER_GRAPH_RESOURCE_FLAGS> typeFlags, uint32_t w = static_cast<uint32_t>(-1), uint32_t h = static_cast<uint32_t>(-1), vk::Format format = vk::Format::eB8G8R8A8Unorm, uint8_t levels = 1, vk::ImageUsageFlagBits usageFlags = {}, vk::ImageCreateFlagBits createFlags = {});
+    void                      LinkNonOwningResource (Handle<SHRenderGraph> resourceOrigin, std::string resourceName) noexcept;
     Handle<SHRenderGraphNode> AddNode (std::string nodeName, std::initializer_list<ResourceInstruction> resourceInstruction, std::initializer_list<std::string> predecessorNodes) noexcept;
+    void                      AddRenderToSwapchainNode (std::string toSwapchainResource, std::string swapchainResource, std::initializer_list<std::string> predecessorNodes, std::pair<Handle<SHVkShaderModule>, Handle<SHVkShaderModule>> shaderModules) noexcept;
     
     void                      Generate             (void) noexcept;
     void                      CheckForNodeComputes (void) noexcept;
@@ -97,9 +101,30 @@ namespace SHADE
     /*-----------------------------------------------------------------------*/
     /* SETTERS AND GETTERS                                                   */
     /*-----------------------------------------------------------------------*/
-    Handle<SHRenderGraphNode>     GetNode                (std::string const& nodeName)   const noexcept;
+    Handle<SHRenderGraphNode>                     GetNode   (std::string const& nodeName)   const noexcept;
-    Handle<SHRenderGraphResource> GetRenderGraphResource (std::string const& resourceName) const noexcept;
+    std::vector<Handle<SHRenderGraphNode>> const& GetNodes  (void) const noexcept;
+    Handle<SHRenderGraphResource> GetRenderGraphResource    (std::string const& resourceName) const noexcept;
   };
 }
 
 #endif
+
+
+
+/* Some notes here:
+ * - The graph wasn't implemented with the intention of it being this versatile. 
+ *   - Graphs weren't meant to share resources and hence the generating of the render graph doesn't account for it.
+ *     However, because it was eventually necessary that some resources had to be shared and its contents carried over to
+ *     other graphs, the functionality was implemented through a link function in SHRenderGraph.cpp to facilitate this linkage.
+ *     This should ideally be replaced by an implementation more self-contained, perhaps through a higher level class like a canvas
+ *     that manage the resources instead and can facilitate such linking of resources. Either that, or we allow only 1 render graph,
+ *     but different matrices (SHRenderer) can be used in different nodes.
+ *   - There are also way too many hash maps created for ease of access. This definitely can be cut down. 
+ *   - 
+ *
+ */
+
+
+
+
+

SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraphNode.cpp

@@ -46,7 +46,7 @@ namespace SHADE
 
       for (uint32_t j = 0; j < attResources.size(); ++j)
       {
-        uint32_t imageViewIndex = (attResources[j]->resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT)) ? i : 0;
+        uint32_t imageViewIndex = (attResources[j]->resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT)) ? i : 0;
         imageViews[j] = attResources[j]->imageViews[imageViewIndex];
 
         // We want the minimum dimensions for the framebuffer because the image attachments referenced cannot have dimensions smaller than the framebuffer's
@@ -74,7 +74,7 @@ namespace SHADE
 
       for (uint32_t j = 0; j < attResources.size(); ++j)
       {
-        uint32_t imageViewIndex = (attResources[j]->resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT)) ? i : 0;
+        uint32_t imageViewIndex = (attResources[j]->resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT)) ? i : 0;
         imageViews[j] = attResources[j]->imageViews[imageViewIndex];
 
         // We want the minimum dimensions for the framebuffer because the image attachments referenced cannot have dimensions smaller than the framebuffer's
@@ -160,7 +160,7 @@ namespace SHADE
 
       newDesc.format = attResources[i]->resourceFormat;
 
-      if (attResources[i]->resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT))
+      if (attResources[i]->resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT))
         containsSwapchainImage = true;
 
       resourceAttachmentMapping->try_emplace(attResources[i].GetId().Raw, i);
@@ -250,7 +250,7 @@ namespace SHADE
     // Add subpass to container and create mapping for it
     subpasses.emplace_back
     (
-      graphStorage->resourceManager->Create<SHSubpass>
+      graphStorage->resourceHub->Create<SHSubpass>
       (
         subpassName, 
         graphStorage, GetHandle(), static_cast<uint32_t>(subpasses.size()),
@@ -259,7 +259,7 @@ namespace SHADE
     );
     subpassIndexing.try_emplace(subpassName, static_cast<uint32_t>(subpasses.size()) - 1u);
     Handle<SHSubpass> subpass = subpasses.back();
-    subpass->Init(*graphStorage->resourceManager);
+    subpass->Init(*graphStorage->resourceHub);
 
     // Register the SuperBatch
     batcher.RegisterSuperBatch(subpass->GetSuperBatch());
@@ -279,10 +279,18 @@ namespace SHADE
     	nodeComputeResources.push_back(resource);
     }
 
+    // need to use for tracking resources
+    std::vector<Handle<SHRenderGraphResource>> temp (nodeComputeResources);
+
     // Create the subpass compute with the resources
-    auto nodeCompute = graphStorage->resourceManager->Create<SHRenderGraphNodeCompute>(std::move(nodeName), graphStorage, computeShaderModule, std::move(nodeComputeResources), std::move (dynamicBufferBindings), nodeComputes.empty());
+    auto nodeCompute = graphStorage->resourceHub->Create<SHRenderGraphNodeCompute>(std::move(nodeName), graphStorage, computeShaderModule, std::move(nodeComputeResources), std::move (dynamicBufferBindings), nodeComputes.empty());
     nodeComputes.push_back(nodeCompute);
 
+    for (auto& resource : temp)
+    {
+    	resource->GetInfoTracker()->TrackLayout(nodeCompute);
+    }
+
     return nodeCompute;
   }
 
@@ -405,4 +413,9 @@ namespace SHADE
       return {};
   }
 
+  std::vector<Handle<SHRenderGraphResource>> const& SHRenderGraphNode::GetResources(void) const noexcept
+  {
+    return attResources;
+  }
+
 }

SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraphNode.h

@@ -117,6 +117,7 @@ namespace SHADE
     Handle<SHVkRenderpass> GetRenderpass(void) const noexcept;
     Handle<SHSubpass> GetSubpass(std::string_view subpassName) const noexcept;
     Handle<SHRenderGraphResource> GetResource (uint32_t resourceIndex) const noexcept;
+    std::vector<Handle<SHRenderGraphResource>> const& GetResources (void) const noexcept;
     friend class SHRenderGraph;
   };
 

SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraphNodeCompute.cpp

@@ -45,6 +45,7 @@ namespace SHADE
     // save the resources
     resources = std::move (subpassComputeResources);
 
+
      //Get the descriptor set layouts required to allocate. We only want the ones for allocate because 
      //global descriptors are already bound in the main system. 
     auto const& graphResourceLayout = computePipeline->GetPipelineLayout()->GetDescriptorSetLayoutsPipeline()[SHGraphicsConstants::DescriptorSetIndex::RENDERGRAPH_RESOURCE];
@@ -65,7 +66,7 @@ namespace SHADE
     if (layouts.size() == SHGraphicsConstants::DescriptorSetIndex::RENDERGRAPH_NODE_COMPUTE_RESOURCE + 1)
     {
       // create compute resources
-      computeResource = graphStorage->resourceManager->Create<ComputeResource>();
+      computeResource = graphStorage->resourceHub->Create<ComputeResource>();
       auto computeResourceLayout = layouts[SHGraphicsConstants::DescriptorSetIndex::RENDERGRAPH_NODE_COMPUTE_RESOURCE];
       computeResource->descSet = graphStorage->descriptorPool->Allocate({ computeResourceLayout }, { 1 });
 #ifdef _DEBUG
@@ -119,7 +120,7 @@ namespace SHADE
       // loop through bindings and write descriptor sets
       for (auto& binding : pipelineDescSetLayouts->GetBindings())
       {
-        uint32_t imageIndex = (resources[i]->resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT)) ? frameIndex : 0;
+        uint32_t imageIndex = (resources[i]->resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT)) ? frameIndex : 0;
 
         SHVkDescriptorSetGroup::viewSamplerLayout vsl = std::make_tuple(resources[i]->GetImageView(imageIndex), Handle<SHVkSampler>{}, vk::ImageLayout::eGeneral);
         graphResourceDescSets[frameIndex]->ModifyWriteDescImage(SHGraphicsConstants::DescriptorSetIndex::RENDERGRAPH_RESOURCE, binding.BindPoint, { &vsl, 1 });
@@ -154,7 +155,7 @@ namespace SHADE
             .newLayout = vk::ImageLayout::eGeneral,
             .srcQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
             .dstQueueFamilyIndex = VK_QUEUE_FAMILY_IGNORED,
-            .image = resource->GetImage((resource->resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT)) ? i : 0)->GetVkImage(),
+            .image = resource->GetImage((resource->resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT)) ? i : 0)->GetVkImage(),
             .subresourceRange = vk::ImageSubresourceRange
             {
               .aspectMask = resource->imageAspectFlags, 

SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraphResource.cpp

@@ -6,9 +6,41 @@
 #include "Graphics/Buffers/SHVkBuffer.h"
 #include "Graphics/SHVkUtil.h"
 #include "SHRenderGraphStorage.h"
+#include "Graphics/RenderGraph/SHSubpass.h"
+#include "Graphics/RenderGraph/SHRenderGraphNode.h"
 
 namespace SHADE
 {
+  void SHRenderGraphResource::InfoTracker::TrackLayout(Handle<SHRenderGraphNode> node, Handle<SHSubpass> subpass, vk::ImageLayout layout) noexcept
+  {
+    NodeSubpassPair nodeSubpassPair = std::pair(node, subpass);
+    layoutTracker[std::hash<NodeSubpassPair>{}(nodeSubpassPair)] = layout;
+  }
+
+
+  void SHRenderGraphResource::InfoTracker::TrackLayout(Handle<SHRenderGraphNodeCompute> compute) noexcept
+  {
+    computeTracker.emplace (compute.GetId().Raw);
+  }
+
+  vk::ImageLayout SHRenderGraphResource::InfoTracker::GetLayout(Handle<SHRenderGraphNode> node, Handle<SHSubpass> subpass) const noexcept
+  {
+    NodeSubpassPair nodeSubpassPair = std::pair(node, subpass);
+    std::size_t hashedValue = std::hash<NodeSubpassPair>{}(nodeSubpassPair);
+
+    if (layoutTracker.contains(hashedValue))
+      return layoutTracker.at(hashedValue);
+    else
+      return vk::ImageLayout::eUndefined;
+  }
+
+  vk::ImageLayout SHRenderGraphResource::InfoTracker::GetLayout(Handle<SHRenderGraphNodeCompute> compute) const noexcept
+  {
+    if (computeTracker.contains (compute.GetId().Raw))
+      return vk::ImageLayout::eGeneral;
+    else
+      return vk::ImageLayout::eUndefined;
+  }
 
   /***************************************************************************/
   /*!
@@ -46,7 +78,7 @@ namespace SHADE
 
   */
   /***************************************************************************/
-  SHRenderGraphResource::SHRenderGraphResource(Handle<SHRenderGraphStorage> renderGraphStorage, std::string const& name, std::initializer_list<SH_ATT_DESC_TYPE_FLAGS> typeFlags, vk::Format format, uint32_t w, uint32_t h, uint8_t levels, vk::ImageUsageFlagBits usageFlags, vk::ImageCreateFlagBits createFlags) noexcept
+  SHRenderGraphResource::SHRenderGraphResource(Handle<SHRenderGraphStorage> renderGraphStorage, std::string const& name, std::initializer_list<SH_RENDER_GRAPH_RESOURCE_FLAGS> typeFlags, vk::Format format, uint32_t w, uint32_t h, uint8_t levels, vk::ImageUsageFlagBits usageFlags, vk::ImageCreateFlagBits createFlags) noexcept
     : graphStorage{renderGraphStorage}
     , resourceTypeFlags{ }
     , resourceFormat{ format }
@@ -58,9 +90,9 @@ namespace SHADE
     , resourceName{ name }
   {
     // If the resource type is an arbitrary image and not swapchain image
-    if (typeFlags.size() == 1 && *typeFlags.begin() == SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT)
+    if (typeFlags.size() == 1 && *typeFlags.begin() == SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT)
     {
-      resourceTypeFlags |= static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT);
+      resourceTypeFlags |= static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT);
 
       // Prepare image view details
       SHImageViewDetails viewDetails
@@ -98,30 +130,30 @@ namespace SHADE
         // Check the resource type and set image usage flags and image aspect flags accordingly
         switch (type)
         {
-        case SH_ATT_DESC_TYPE_FLAGS::COLOR:
+        case SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR:
           usage |= vk::ImageUsageFlagBits::eColorAttachment;
           imageAspectFlags |= vk::ImageAspectFlagBits::eColor;
           break;
-        case SH_ATT_DESC_TYPE_FLAGS::DEPTH:
+        case SH_RENDER_GRAPH_RESOURCE_FLAGS::DEPTH:
           usage |= vk::ImageUsageFlagBits::eDepthStencilAttachment;
           imageAspectFlags |= vk::ImageAspectFlagBits::eDepth;
           break;
-        case SH_ATT_DESC_TYPE_FLAGS::STENCIL:
+        case SH_RENDER_GRAPH_RESOURCE_FLAGS::STENCIL:
           usage |= vk::ImageUsageFlagBits::eDepthStencilAttachment;
           imageAspectFlags |= vk::ImageAspectFlagBits::eStencil;
           break;
-        case SH_ATT_DESC_TYPE_FLAGS::DEPTH_STENCIL:
+        case SH_RENDER_GRAPH_RESOURCE_FLAGS::DEPTH_STENCIL:
           usage |= vk::ImageUsageFlagBits::eDepthStencilAttachment;
           imageAspectFlags |= vk::ImageAspectFlagBits::eStencil | vk::ImageAspectFlagBits::eDepth;
           break;
-        case SH_ATT_DESC_TYPE_FLAGS::INPUT:
+        case SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT:
           usage |= vk::ImageUsageFlagBits::eInputAttachment;
           usage |= vk::ImageUsageFlagBits::eSampled;
           break;
-        case SH_ATT_DESC_TYPE_FLAGS::STORAGE:
+        case SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE:
           usage |= vk::ImageUsageFlagBits::eStorage;
           break;
-        case SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT:
+        case SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT:
           {
             SHLOG_ERROR ("COLOR_PRESENT cannot be with other resource type flags. ");
             return;
@@ -151,6 +183,8 @@ namespace SHADE
       imageViews.push_back(imageView);
       SET_VK_OBJ_NAME(graphStorage->logicalDevice, vk::ObjectType::eImageView, imageView->GetImageView(), "[Image View] " + resourceName);
     }
+
+    infoTracker = renderGraphStorage->resourceHub->Create<InfoTracker>();
   }
 
   /***************************************************************************/
@@ -175,6 +209,7 @@ namespace SHADE
     , mipLevels{ rhs.mipLevels }
     , imageAspectFlags{ rhs.imageAspectFlags }
     , graphStorage{rhs.graphStorage}
+    , infoTracker {std::move (rhs.infoTracker)}
   {
 
   }
@@ -207,6 +242,7 @@ namespace SHADE
     mipLevels = rhs.mipLevels;
     imageAspectFlags = rhs.imageAspectFlags;
     graphStorage = rhs.graphStorage;
+    infoTracker = std::move(infoTracker);
 
     return *this;
   }
@@ -229,7 +265,7 @@ namespace SHADE
     width = newWidth;
     height = newHeight;
 
-    if ((resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT)) == 0)
+    if ((resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT)) == 0)
     {
       // prepare image view details
       SHImageViewDetails viewDetails
@@ -347,4 +383,9 @@ namespace SHADE
     return resourceName;
   }
 
+  SHADE::Handle<SHADE::SHRenderGraphResource::InfoTracker> SHRenderGraphResource::GetInfoTracker(void) const noexcept
+  {
+    return infoTracker;
+  }
+
 }

SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraphResource.h

@@ -6,6 +6,7 @@
 #include "Resource/SHHandle.h"
 #include "Graphics/SHVulkanIncludes.h"
 #include "SH_API.h"
+#include <unordered_set>
 
 namespace SHADE
 {
@@ -16,11 +17,41 @@ namespace SHADE
   class SHVkCommandBuffer;
   class SHVkBuffer;
   class SHRenderGraphStorage;
+  class SHRenderGraphNode;
+  class SHSubpass;
+  class SHRenderGraphNodeCompute;
 
   static constexpr uint32_t NON_SWAPCHAIN_RESOURCE_INDEX = 0;
 
   class SH_API SHRenderGraphResource
   {
+  public:
+    // For keeping track of resources as it gets passed down the pipeline (between multiple render graphs)
+    class InfoTracker
+    {
+    private:
+      using NodeSubpassPair = std::pair<Handle<SHRenderGraphNode>, Handle<SHSubpass>>;
+
+      //! key here is the render graph node and subpass name combined, value is the layout of the resource at that node and subpass
+      std::unordered_map<std::size_t, vk::ImageLayout> layoutTracker;
+
+      //! if a resource is involved in a compute process, record it here
+      std::unordered_set<uint64_t> computeTracker;
+
+    public:
+      /*-----------------------------------------------------------------------*/
+      /* PUBLIC MEMBER FUNCTIONS                                               */
+      /*-----------------------------------------------------------------------*/
+      void TrackLayout (Handle<SHRenderGraphNode> node, Handle<SHSubpass> subpass, vk::ImageLayout layout) noexcept;
+      void TrackLayout (Handle<SHRenderGraphNodeCompute> compute) noexcept;
+
+      /*-----------------------------------------------------------------------*/
+      /* SETTERS AND GETTERS                                                   */
+      /*-----------------------------------------------------------------------*/
+      vk::ImageLayout GetLayout(Handle<SHRenderGraphNode> node, Handle<SHSubpass> subpass) const noexcept;
+      vk::ImageLayout GetLayout(Handle<SHRenderGraphNodeCompute> compute) const noexcept;
+    };
+
   private:
     /*-----------------------------------------------------------------------*/
     /* PRIVATE MEMBER VARIABLES                                              */
@@ -62,12 +93,14 @@ namespace SHADE
     //! usage flags
     vk::ImageUsageFlags usage = {};
 
+    //! For tracking resource states in stages of the render graphs
+    Handle<InfoTracker> infoTracker;
 
   public:
     /*-----------------------------------------------------------------------*/
     /* CTORS AND DTORS                                                       */
     /*-----------------------------------------------------------------------*/
-    SHRenderGraphResource(Handle<SHRenderGraphStorage> renderGraphStorage, std::string const& name, std::initializer_list<SH_ATT_DESC_TYPE_FLAGS> typeFlags, vk::Format format, uint32_t w, uint32_t h, uint8_t levels, vk::ImageUsageFlagBits usageFlags, vk::ImageCreateFlagBits createFlags) noexcept;
+    SHRenderGraphResource(Handle<SHRenderGraphStorage> renderGraphStorage, std::string const& name, std::initializer_list<SH_RENDER_GRAPH_RESOURCE_FLAGS> typeFlags, vk::Format format, uint32_t w, uint32_t h, uint8_t levels, vk::ImageUsageFlagBits usageFlags, vk::ImageCreateFlagBits createFlags) noexcept;
     SHRenderGraphResource(SHRenderGraphResource&& rhs) noexcept;
     SHRenderGraphResource& operator=(SHRenderGraphResource&& rhs) noexcept;
     ~SHRenderGraphResource(void) noexcept;
@@ -89,6 +122,7 @@ namespace SHADE
     Handle<SHVkImage>          GetImage          (uint32_t index = NON_SWAPCHAIN_RESOURCE_INDEX) const noexcept;
     uint8_t                    GetMipLevels      (void) const noexcept;
     std::string                GetName           (void) const noexcept;
+    Handle<InfoTracker>        GetInfoTracker    (void) const noexcept;
 
     friend class SHRenderGraphNode;
     friend class SHRenderGraph;

SHADE_Engine/src/Graphics/RenderGraph/SHRenderGraphStorage.h

@@ -20,7 +20,7 @@ namespace SHADE
     Handle<SHVkSwapchain> swapchain;
 
     //! Resource manager for creation of objects
-    std::shared_ptr<SHResourceHub> resourceManager;
+    SHResourceHub* resourceHub;
 
     //! Descriptor pool for the descriptor sets to be created in the subpasses
     Handle<SHVkDescriptorPool> descriptorPool;
@@ -28,6 +28,10 @@ namespace SHADE
     //! For accessing resources anywhere in the graph
     Handle<std::unordered_map<std::string, Handle<SHRenderGraphResource>>> graphResources;
 
+    //! HACK: Because there's no interface to specify a dependency between graphs, this will help attachment descriptions
+    //! use the correct layout, when a resource is shared between graphs
+    std::unordered_map<uint64_t, vk::ImageLayout> nonOwningResourceInitialLayouts{};
+
     //SHRenderGraphStorage(void) noexcept;
     //SHRenderGraphStorage(SHRenderGraphStorage&& rhs) noexcept;
     //SHRenderGraphStorage& operator=(SHRenderGraphStorage&& rhs) noexcept;

SHADE_Engine/src/Graphics/RenderGraph/SHRenderToSwapchainImageSystem.cpp

@@ -0,0 +1,66 @@
+#include "SHpch.h"
+#include "SHRenderToSwapchainImageSystem.h"
+#include "Graphics/Devices/SHVkLogicalDevice.h"
+#include "Graphics/MiddleEnd/GlobalData/SHGraphicsGlobalData.h"
+#include "Graphics/RenderGraph/SHRenderGraphNode.h"
+#include "Graphics/RenderGraph/SHSubpass.h"
+#include "Graphics/SHVkUtil.h"
+
+namespace SHADE
+{
+  
+  SHRenderToSwapchainImageSystem::SHRenderToSwapchainImageSystem(Handle<SHRenderGraphNode> node, Handle<SHSubpass> subpass, std::pair<Handle<SHVkShaderModule>, Handle<SHVkShaderModule>> shaders) noexcept
+    : renderGraphNode {node}
+    , subpass{subpass}
+    , shaderModules{shaders}
+    , pipeline{}
+    , pipelineLayout{}
+  {
+    
+  }
+
+  void SHRenderToSwapchainImageSystem::ConstructPipelines(Handle<SHVkLogicalDevice> logicalDevice) noexcept
+  {
+    auto pipelineLayout = logicalDevice->CreatePipelineLayout(SHPipelineLayoutParams
+      {
+        .shaderModules = {shaderModules.first, shaderModules.second},
+        .globalDescSetLayouts = SHGraphicsGlobalData::GetDescSetLayouts(),
+      });
+
+    pipeline = logicalDevice->CreateGraphicsPipeline(pipelineLayout, nullptr, renderGraphNode->GetRenderpass(), subpass);
+
+    SHInputAssemblyState inputAssembly{};
+    inputAssembly.topology = vk::PrimitiveTopology::eTriangleFan;
+
+    pipeline->GetPipelineState().SetInputAssemblyState(inputAssembly);
+
+    SHColorBlendState colorBlendState{};
+    colorBlendState.logic_op_enable = VK_FALSE;
+    colorBlendState.logic_op = vk::LogicOp::eCopy;
+
+    auto const& subpassColorReference = subpass->GetColorAttachmentReferences()[0];
+    colorBlendState.attachments.push_back(vk::PipelineColorBlendAttachmentState
+      {
+        .blendEnable = SHVkUtil::IsBlendCompatible(subpass->GetFormatFromAttachmentReference(subpassColorReference.attachment)),
+        .srcColorBlendFactor = vk::BlendFactor::eSrcAlpha,
+        .dstColorBlendFactor = vk::BlendFactor::eOneMinusSrcAlpha,
+        .colorBlendOp = vk::BlendOp::eAdd,
+        .srcAlphaBlendFactor = vk::BlendFactor::eOne,
+        .dstAlphaBlendFactor = vk::BlendFactor::eZero,
+        .alphaBlendOp = vk::BlendOp::eAdd,
+        .colorWriteMask = vk::ColorComponentFlagBits::eR | vk::ColorComponentFlagBits::eG | vk::ColorComponentFlagBits::eB | vk::ColorComponentFlagBits::eA,
+      }
+    );
+
+    pipeline->GetPipelineState().SetColorBlenState(colorBlendState);
+
+    pipeline->ConstructPipeline();
+
+  }
+
+  Handle<SHVkPipeline> SHRenderToSwapchainImageSystem::GetPipeline(void) const noexcept
+  {
+    return pipeline;
+  }
+
+}

SHADE_Engine/src/Graphics/RenderGraph/SHRenderToSwapchainImageSystem.h

@@ -0,0 +1,43 @@
+#pragma once
+
+#include "Resource/SHHandle.h"
+#include <utility>
+
+namespace SHADE
+{
+  class SHVkPipeline;
+  class SHVkPipelineLayout;
+  class SHVkShaderModule;
+  class SHRenderGraphNode;
+  class SHSubpass;
+  class SHVkLogicalDevice;
+  class SHSubpass;
+
+
+  class SHRenderToSwapchainImageSystem
+  {
+  private:
+    //! Render Graph node to get the renderpass from to initialize the pipeline
+    Handle<SHRenderGraphNode> renderGraphNode;
+
+    //! Subpass to initialize the pipeline with
+    Handle<SHSubpass> subpass;
+
+    //! Shader module required to render the quad on screen
+    std::pair<Handle<SHVkShaderModule>, Handle<SHVkShaderModule>> shaderModules;
+
+    //! pipeline required to draw the image
+    Handle<SHVkPipeline> pipeline;
+
+    //! Pipeline layout of the pipeline
+    Handle<SHVkPipelineLayout> pipelineLayout;
+  	
+  public:
+    SHRenderToSwapchainImageSystem (Handle<SHRenderGraphNode> node, Handle<SHSubpass> subpass, std::pair<Handle<SHVkShaderModule>, Handle<SHVkShaderModule>> shaders) noexcept;
+
+    void ConstructPipelines (Handle<SHVkLogicalDevice> logicalDevice) noexcept;
+
+    Handle<SHVkPipeline> GetPipeline (void) const noexcept;
+
+  };
+}

SHADE_Engine/src/Graphics/RenderGraph/SHSubpass.cpp

@@ -40,7 +40,7 @@ namespace SHADE
     , inputReferences{}
     , name { name }
     , graphStorage{ renderGraphStorage }
-    , inputImageDescriptors {SHGraphicsConstants::NUM_FRAME_BUFFERS}
+    , inputImageDescriptorSets{}
   {
   }
 
@@ -67,7 +67,7 @@ namespace SHADE
     , exteriorDrawCalls{ std::move(rhs.exteriorDrawCalls) }
     , graphStorage{ rhs.graphStorage }
     , inputNames{ std::move(rhs.inputNames) }
-    , inputImageDescriptors{ std::move(rhs.inputImageDescriptors) }
+    , inputImageDescriptorSets{ std::move(rhs.inputImageDescriptorSets) }
     , inputDescriptorLayout{ rhs.inputDescriptorLayout }
     , inputSamplers{ rhs.inputSamplers }
     , name { rhs.name }
@@ -102,7 +102,7 @@ namespace SHADE
     exteriorDrawCalls = std::move(rhs.exteriorDrawCalls);
     graphStorage = rhs.graphStorage;
     inputNames = std::move(rhs.inputNames);
-    inputImageDescriptors = std::move(rhs.inputImageDescriptors);
+    inputImageDescriptorSets = std::move(rhs.inputImageDescriptorSets);
     inputDescriptorLayout = rhs.inputDescriptorLayout;
     inputSamplers = rhs.inputSamplers;
     name = std::move(rhs.name);
@@ -148,18 +148,18 @@ namespace SHADE
 
   */
   /***************************************************************************/
-  void SHSubpass::AddDepthOutput(std::string resourceToReference, SH_ATT_DESC_TYPE_FLAGS attachmentDescriptionType) noexcept
+  void SHSubpass::AddDepthOutput(std::string resourceToReference, SH_RENDER_GRAPH_RESOURCE_FLAGS attachmentDescriptionType) noexcept
   {
     vk::ImageLayout imageLayout;
     switch (attachmentDescriptionType)
     {
-    case SH_ATT_DESC_TYPE_FLAGS::DEPTH:
+    case SH_RENDER_GRAPH_RESOURCE_FLAGS::DEPTH:
       imageLayout = vk::ImageLayout::eDepthAttachmentOptimal;
       break;
-    case SH_ATT_DESC_TYPE_FLAGS::STENCIL:
+    case SH_RENDER_GRAPH_RESOURCE_FLAGS::STENCIL:
       imageLayout = vk::ImageLayout::eStencilAttachmentOptimal;
       break;
-    case SH_ATT_DESC_TYPE_FLAGS::DEPTH_STENCIL:
+    case SH_RENDER_GRAPH_RESOURCE_FLAGS::DEPTH_STENCIL:
       imageLayout = vk::ImageLayout::eDepthStencilAttachmentOptimal;
       break;
     default:
@@ -202,6 +202,8 @@ namespace SHADE
   void SHSubpass::Execute(Handle<SHVkCommandBuffer>& commandBuffer, Handle<SHVkDescriptorPool> descPool, uint32_t frameIndex) noexcept
   {
     commandBuffer->BeginLabeledSegment(name);
+   
+
     // Ensure correct transforms are provided
     superBatch->UpdateBuffers(frameIndex, descPool);
 
@@ -211,7 +213,7 @@ namespace SHADE
     // Draw all the exterior draw calls
     for (auto& drawCall : exteriorDrawCalls)
     {
-      drawCall(commandBuffer);
+      drawCall(commandBuffer, frameIndex);
     }
     commandBuffer->EndLabeledSegment();
   }
@@ -221,7 +223,15 @@ namespace SHADE
     UpdateWriteDescriptors();
   }
 
-  void SHSubpass::AddExteriorDrawCalls(std::function<void(Handle<SHVkCommandBuffer>&)> const& newDrawCall) noexcept
+  void SHSubpass::BindDescriptorInputDescriptorSets(Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex) const noexcept
+  {
+    if (!inputImageDescriptorSets.empty())
+    {
+      cmdBuffer->BindDescriptorSet(inputImageDescriptorSets[frameIndex], SH_PIPELINE_TYPE::GRAPHICS, SHGraphicsConstants::DescriptorSetIndex::RENDERGRAPH_RESOURCE, { });
+    }
+  }
+
+  void SHSubpass::AddExteriorDrawCalls(std::function<void(Handle<SHVkCommandBuffer>&, uint32_t)> const& newDrawCall) noexcept
   {
     exteriorDrawCalls.push_back(newDrawCall);
   }
@@ -237,6 +247,8 @@ namespace SHADE
     if (inputNames.empty())
       return;
 
+    inputImageDescriptorSets.resize(SHGraphicsConstants::NUM_FRAME_BUFFERS);
+
     std::vector<SHVkDescriptorSetLayout::Binding> bindings{};
 
     for (auto& input : inputReferences)
@@ -280,8 +292,8 @@ namespace SHADE
       }
     }
 
-    //// maybe do this in handle resize? 
+    // maybe do this in handle resize? 
-    //UpdateWriteDescriptors();
+    UpdateWriteDescriptors();
   }
 
   void SHSubpass::UpdateWriteDescriptors(void) noexcept
@@ -296,7 +308,7 @@ namespace SHADE
 
 
     // For every frame's descriptor set
-    for (auto& group : inputImageDescriptors)
+    for (auto& group : inputImageDescriptorSets)
     {
       if (group)
         group.Free();
@@ -315,7 +327,7 @@ namespace SHADE
         auto resource = graphStorage->graphResources->at(inputNames[binding.BindPoint]);
 
         // If resource is swapchain image, get the correct image, if not just get 0.
-        uint32_t viewIndex = (resource->resourceTypeFlags & static_cast<uint32_t>(SH_ATT_DESC_TYPE_FLAGS::COLOR_PRESENT)) ? i : 0; 
+        uint32_t viewIndex = (resource->resourceTypeFlags & static_cast<uint32_t>(SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR_PRESENT)) ? i : 0; 
 
         // layout is GENERAL if image is meant to be used as storage image, if not use SHADER_READ_ONLY_OPTINAL
         vk::ImageLayout descriptorLayout = (binding.Type == vk::DescriptorType::eStorageImage) ? vk::ImageLayout::eGeneral : vk::ImageLayout::eShaderReadOnlyOptimal;

SHADE_Engine/src/Graphics/RenderGraph/SHSubpass.h

@@ -55,8 +55,11 @@ namespace SHADE
     //! For getting attachment reference indices using handles
     std::unordered_map<uint64_t, uint32_t> const* resourceAttachmentMapping;
 
-    //! Descriptor set group to hold the images for input
+    //! Descriptor set group to hold the images for input. We have 3 here just in case 
-    std::vector<Handle<SHVkDescriptorSetGroup>>   inputImageDescriptors;
+    //! one of the images is a swapchain image. Practically speaking its not likely not
+    //! swapchain images will end up being images used in descriptor sets, but this is 
+    //! to have the support for it. The cost is not much. 
+    std::vector<Handle<SHVkDescriptorSetGroup>>   inputImageDescriptorSets;
 
     //! Descriptor set layout for allocating descriptor set for inputs
     Handle<SHVkDescriptorSetLayout>               inputDescriptorLayout;
@@ -76,7 +79,7 @@ namespace SHADE
     //! after we draw everything from the batch. Because of this, these draw calls
     //! are always the last things drawn, so DO NOT USE THIS FUNCTIONALITY FOR ANYTHING 
     //! COMPLEX.
-    std::vector<std::function<void(Handle<SHVkCommandBuffer>&)>> exteriorDrawCalls;
+    std::vector<std::function<void(Handle<SHVkCommandBuffer>&, uint32_t)>> exteriorDrawCalls;
     /// For identifying subpasses
     std::string name;
 
@@ -95,15 +98,16 @@ namespace SHADE
     // Preparation functions
     void AddColorOutput(std::string resourceToReference) noexcept;
     void AddGeneralColorOutput(std::string resourceToReference) noexcept;
-    void AddDepthOutput(std::string resourceToReference, SH_ATT_DESC_TYPE_FLAGS attachmentDescriptionType = SH_ATT_DESC_TYPE_FLAGS::DEPTH_STENCIL) noexcept;
+    void AddDepthOutput(std::string resourceToReference, SH_RENDER_GRAPH_RESOURCE_FLAGS attachmentDescriptionType = SH_RENDER_GRAPH_RESOURCE_FLAGS::DEPTH_STENCIL) noexcept;
     void AddGeneralDepthOutput(std::string resourceToReference) noexcept;
     void AddInput(std::string resourceToReference) noexcept;
     void AddGeneralInput (std::string resourceToReference) noexcept;
-    void AddExteriorDrawCalls(std::function<void(Handle<SHVkCommandBuffer>&)> const& newDrawCall) noexcept;
+    void AddExteriorDrawCalls(std::function<void(Handle<SHVkCommandBuffer>&, uint32_t)> const& newDrawCall) noexcept;
 
     // Runtime functions
     void Execute(Handle<SHVkCommandBuffer>& commandBuffer, Handle<SHVkDescriptorPool> descPool, uint32_t frameIndex) noexcept;
     void HandleResize (void) noexcept;
+    void BindDescriptorInputDescriptorSets (Handle<SHVkCommandBuffer> cmdBuffer, uint32_t frameIndex) const noexcept;
 
     void Init(SHResourceHub& resourceManager) noexcept;