Fixed Trajectory Rendering

Assets/Shaders/Trajectory_VS.glsl

@@ -32,5 +32,5 @@ void main()
   Out.uv = aUV;
   Out.color = aColor;
 
-  gl_Position = cameraData.projMat * aTransform * vec4(aPos, 1.0f);
+  gl_Position = cameraData.vpMat * aTransform * vec4(aPos, 1.0f);
 }

SHADE_Engine/src/Common/SHAllComponents.h

@@ -14,3 +14,4 @@
 #include "Physics/Interface/SHColliderComponent.h"
 #include "Graphics/MiddleEnd/TextRendering/SHTextRenderableComponent.h"
 #include "AudioSystem/SHAudioListenerComponent.h"
+#include "Graphics/MiddleEnd/TrajectoryRendering/SHTrajectoryRenderableComponent.h"

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

@@ -27,6 +27,8 @@
 #include "Physics/Collision/Shapes/SHSphere.h"
 #include "../SHEditorWindowManager.h"
 #include "../AssetBrowser/SHAssetBrowser.h"
+#include "Graphics/MiddleEnd/TrajectoryRendering/SHTrajectoryRenderableComponent.h"
+
 namespace SHADE
 {
   template<typename T>
@@ -679,4 +681,95 @@ namespace SHADE
     ImGui::PopID();
   }
 
+  template<>
+  static void DrawComponent(SHTrajectoryRenderableComponent* component)
+  {
+    if (!component)
+      return;
+
+    ImGui::PushID(SHFamilyID<SHComponent>::GetID<SHTrajectoryRenderableComponent>());
+
+    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(), ImGuiTreeNodeFlags_DefaultOpen))
+    {
+      DrawContextMenu(component);
+      Handle<SHMesh> const& mesh = component->GetMesh();
+      const auto MESH_NAME = SHResourceManager::GetAssetName<SHMesh>(mesh).value_or("");
+      SHEditorWidgets::DragDropReadOnlyField<AssetID>("Mesh", MESH_NAME, [component]()
+        {
+          Handle<SHMesh> const& mesh = component->GetMesh();
+          return SHResourceManager::GetAssetID<SHMesh>(mesh).value_or(0);
+        },
+        [component](AssetID const& id)
+        {
+          if (SHAssetManager::GetType(id) != AssetType::MESH)
+          {
+            SHLOG_WARNING("Attempted to assign non mesh asset to Renderable Mesh property!")
+              return;
+          }
+          component->SetMesh(SHResourceManager::LoadOrGet<SHMesh>(id));
+          SHResourceManager::FinaliseChanges();
+        }, SHDragDrop::DRAG_RESOURCE);
+
+      if (ImGui::IsItemHovered() && ImGui::IsMouseDoubleClicked(ImGuiMouseButton_Left))
+      {
+        if (Handle<SHMesh> const& mesh = component->GetMesh())
+        {
+          AssetID assetID = SHResourceManager::GetAssetID<SHMesh>(mesh).value_or(0);
+          SHEditorWindowManager::GetEditorWindow<SHAssetBrowser>()->SetScrollTo(assetID);
+        }
+      }
+
+      SHEditorWidgets::ColorPicker("Start Color", 
+        [comp = component]() 
+        {
+          SHVec4 newColor(comp->GetStartColor());
+          newColor.w = comp->GetStartAlpha();
+          return newColor;
+        },
+        [comp = component](SHVec4 vec) 
+        {
+          SHVec3 temp{vec.x, vec.y, vec.z};
+          float a = vec.w;
+          comp->SetStartColor(temp);
+          comp->SetStartAlpha(a);
+        });
+
+      SHEditorWidgets::ColorPicker("End Color",
+        [comp = component]()
+        {
+          SHVec4 newColor(comp->GetEndColor());
+      newColor.w = comp->GetEndAlpha();
+      return newColor;
+        },
+        [comp = component](SHVec4 vec)
+        {
+          SHVec3 temp{ vec.x, vec.y, vec.z };
+        float a = vec.w;
+        comp->SetEndColor(temp);
+        comp->SetEndAlpha(a);
+        });
+
+      SHEditorWidgets::DragFloat("Color Evolve Rate", 
+        [comp = component]()
+        {
+          return comp->GetColorEvolveRate();
+        },
+        [comp = component](float rate)
+        {
+          return comp->SetColorEvolveRate(rate);
+        });
+
+    }
+    else
+    {
+      DrawContextMenu(component);
+    }
+    ImGui::PopID();
+  }
+
 }

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

@@ -130,7 +130,7 @@ namespace SHADE
       static constexpr std::string_view GBUFFER_WRITE_VFX_SUBPASS = "G-Buffer Write With VFX";
       static constexpr std::string_view UI_SUBPASS = "UI";
       static constexpr std::string_view UI_TRANSLUCENT_SUBPASS = "UI Translucent";
-      static constexpr std::string_view VFX_SUBPASS = "VFX";
+      static constexpr std::string_view VFX_SUBPASS = "VFX Subpass";
       static constexpr std::string_view OBJ_VFX_SUBPASS = "Object VFX Subpass No Depth";
 
       static constexpr std::array USABLE_SUBPASSES = 
@@ -362,6 +362,7 @@ namespace SHADE
       */
       /***************************************************************************/
       static constexpr uint32_t TRAJECTORY_COLOR = 2;
+      static constexpr uint32_t TRAJECTORY_TRANSFORM = 3;
 
       static constexpr uint32_t CALCULATED_GLYPH_POSITION = 0;
       static constexpr uint32_t GLYPH_INDEX = 1;

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

@@ -337,7 +337,7 @@ namespace SHADE
     /* VFX PASS                                                              */
     /*-----------------------------------------------------------------------*/
     auto vfxPass = renderGraph->AddNode(SHGraphicsConstants::RenderGraphEntityNames::VFX_PASS.data(), { "Scene", "Depth Buffer" }, { SHGraphicsConstants::RenderGraphEntityNames::GBUFFER_PASS.data(), SHGraphicsConstants::RenderGraphEntityNames::DEFERRED_COMPOSITE_PASS.data() });
-    auto vfxSubpass = vfxPass->AddSubpass("Vfx Subpass", worldViewport, worldRenderer);
+    auto vfxSubpass = vfxPass->AddSubpass(SHGraphicsConstants::RenderGraphEntityNames::VFX_SUBPASS.data(), worldViewport, worldRenderer);
     vfxSubpass->AddColorOutput("Scene");
     vfxSubpass->AddDepthOutput("Depth Buffer");
     vfxSubpass->AddExteriorDrawCalls([=](Handle<SHVkCommandBuffer> cmdBuffer, Handle<SHRenderer> renderer, uint32_t frameIndex)
@@ -485,8 +485,8 @@ namespace SHADE
 
     trajectoryRenderingSubSystem = resourceManager.Create<SHTrajectoryRenderingSubSystem>();
 
-    auto vfxNode = renderGraph->GetNode(SHGraphicsConstants::RenderGraphEntityNames::SCREEN_SPACE_PASS.data());
+    auto vfxNode = renderGraph->GetNode(SHGraphicsConstants::RenderGraphEntityNames::VFX_PASS.data());
-    trajectoryRenderingSubSystem->Init(device, vfxNode->GetRenderpass(), vfxNode->GetSubpass(SHGraphicsConstants::RenderGraphEntityNames::UI_SUBPASS), trajectoryVS, trajectoryFS);
+    trajectoryRenderingSubSystem->Init(device, vfxNode->GetRenderpass(), vfxNode->GetSubpass(SHGraphicsConstants::RenderGraphEntityNames::VFX_SUBPASS), trajectoryVS, trajectoryFS);
 
     SHGlobalDescriptorSets::SetLightingSubSystem(lightingSubSystem);
 

SHADE_Engine/src/Graphics/MiddleEnd/TrajectoryRendering/SHTrajectoryRenderingSubSystem.cpp

@@ -68,6 +68,8 @@ namespace SHADE
     }
 
     pipeline->GetPipelineState().SetColorBlenState(colorBlendState);
+
+    pipeline->ConstructPipeline();
   }
 
   void SHTrajectoryRenderingSubSystem::Run(uint32_t frameIndex) noexcept
@@ -75,12 +77,16 @@ namespace SHADE
     auto& comps = SHComponentManager::GetDense<SHTrajectoryRenderableComponent>();
     for (auto& comp : comps)
     {
-      comp.SetPositions(std::vector
+      //std::vector<SHVec3> test{};
-        {
+      //test.resize(10);
-          SHVec3 {},
+      //float x = 0.0f;
-          SHVec3 {}
+      //for (auto& vec : test)
-        });
+      //{
+      //	vec = SHVec3(x, 5.0f, 0.0f);
+      //  x += 0.5f;
+      //}
 
+      //comp.SetPositions (test);
       // If has positions, feed data to buffer.
       if (comp.HasPositions())
       {
@@ -122,12 +128,13 @@ namespace SHADE
             transformData.push_back(trs);
             colorData.push_back(currentColor);
 
+            // evolve lerp value and clamp to 1
+            lerpValue = std::min (1.0f, lerpValue + colorEvolveRate);
+
             // evolve color
             currentColor = SHVec3::Lerp(startColor, endColor, lerpValue);
             currentColor.w = SHMath::Lerp (comp.GetStartAlpha(), comp.GetEndAlpha(), lerpValue);
 
-            // evolve lerp value and clamp to 1
-            lerpValue = std::max (1.0f, lerpValue + colorEvolveRate);
           }
 
           // add draw data for this trajectory 
@@ -178,6 +185,9 @@ namespace SHADE
       // Bind color vertex buffer 
       cmdBuffer->BindVertexBuffer(SHGraphicsConstants::VertexBufferBindings::TRAJECTORY_COLOR, colorBuffer, 0);
 
+      // Bind transform data
+      cmdBuffer->BindVertexBuffer(SHGraphicsConstants::VertexBufferBindings::TRAJECTORY_TRANSFORM, transformBuffer, 0);
+
       // call draw call
       cmdBuffer->DrawMultiIndirect(drawDataBuffer, drawData.size());
 

SHADE_Engine/src/Serialization/SHSerialization.cpp

@@ -247,6 +247,7 @@ namespace SHADE
     AddComponentToComponentNode<SHAnimatorComponent>(components, eid);
     AddComponentToComponentNode<SHUIComponent>(components, eid);
     AddComponentToComponentNode<SHAudioListenerComponent>(components, eid);
+    AddComponentToComponentNode<SHTrajectoryRenderableComponent>(components, eid);
 
     node[ComponentsNode] = components;
 
@@ -308,6 +309,7 @@ namespace SHADE
     AddComponentID<SHAnimatorComponent>(componentIDList, componentsNode);
     AddComponentID<SHUIComponent>(componentIDList, componentsNode);
     AddComponentID<SHAudioListenerComponent>(componentIDList, componentsNode);
+    AddComponentID<SHTrajectoryRenderableComponent>(componentIDList, componentsNode);
 
     return componentIDList;
   }
@@ -395,5 +397,6 @@ namespace SHADE
     SHSerializationHelper::InitializeComponentFromNode<SHAnimatorComponent>(componentsNode, eid);
     SHSerializationHelper::InitializeComponentFromNode<SHUIComponent>(componentsNode, eid);
     SHSerializationHelper::InitializeComponentFromNode<SHAudioListenerComponent>(componentsNode, eid);
+    SHSerializationHelper::InitializeComponentFromNode<SHTrajectoryRenderableComponent>(componentsNode, eid);
   }
 }

SHADE_Engine/src/Serialization/SHYAMLConverters.h

@@ -32,6 +32,8 @@ namespace YAML
   struct HasYAMLConv<SHTextRenderableComponent> : std::true_type {};
   template<>
   struct HasYAMLConv<SHAnimatorComponent> : std::true_type {};
+  template<>
+  struct HasYAMLConv<SHTrajectoryRenderableComponent> : std::true_type {};
 
   template<>
   struct convert<SHVec4>
@@ -431,6 +433,8 @@ namespace YAML
     static constexpr std::string_view MESH_YAML_TAG = "Mesh";
     static constexpr std::string_view START_COLOR_YAML_TAG = "Start Color";
     static constexpr std::string_view END_COLOR_YAML_TAG = "End Color";
+    static constexpr std::string_view START_ALPHA_YAML_TAG = "Start Alpha";
+    static constexpr std::string_view END_ALPHA_YAML_TAG = "End Alpha";
     static constexpr std::string_view COLOR_EVAL_RATE_YAML_TAG = "Color Eval Rate ";
 
     static YAML::Node encode(SHTrajectoryRenderableComponent const& rhs)
@@ -438,7 +442,9 @@ namespace YAML
       YAML::Node node;
       node[MESH_YAML_TAG.data()] = SHResourceManager::GetAssetID<SHMesh>(rhs.GetMesh()).value_or(0);
       node[START_COLOR_YAML_TAG.data()] = SHVec3(rhs.GetStartColor());
+      node[START_ALPHA_YAML_TAG.data()] = rhs.GetStartAlpha();
       node[END_COLOR_YAML_TAG.data()] = SHVec3(rhs.GetEndColor());
+      node[END_ALPHA_YAML_TAG.data()] = rhs.GetEndAlpha();
       node[COLOR_EVAL_RATE_YAML_TAG.data()] = rhs.GetColorEvolveRate();
 
       return node;
@@ -447,10 +453,19 @@ namespace YAML
     {
       if (node[MESH_YAML_TAG.data()].IsDefined())
         rhs.SetMesh(SHResourceManager::LoadOrGet<SHMesh>(node[MESH_YAML_TAG.data()].as<AssetID>()));
+
       if (node[START_COLOR_YAML_TAG.data()].IsDefined())
         rhs.SetStartColor(node[START_COLOR_YAML_TAG.data()].as<SHVec3>());
+
+      if (node[START_ALPHA_YAML_TAG.data()].IsDefined())
+        rhs.SetStartAlpha(node[START_ALPHA_YAML_TAG.data()].as<float>());
+
       if (node[END_COLOR_YAML_TAG.data()].IsDefined())
         rhs.SetEndColor(node[END_COLOR_YAML_TAG.data()].as<SHVec3>());
+
+      if (node[END_ALPHA_YAML_TAG.data()].IsDefined())
+        rhs.SetEndAlpha(node[END_ALPHA_YAML_TAG.data()].as<float>());
+
       if (node[COLOR_EVAL_RATE_YAML_TAG.data()].IsDefined())
         rhs.SetColorEvolveRate(node[COLOR_EVAL_RATE_YAML_TAG.data()].as<float>());