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Shadows WIP

This commit is contained in:
Brandon Mak 2023-01-11 08:25:38 +08:00
parent 9538636af6
commit 4a06032bea
13 changed files with 76 additions and 21 deletions
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2
Assets/Application.SHConfig
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@ -1,4 +1,4 @@
Start in Fullscreen: false
Starting Scene ID: 86098106
Starting Scene ID: 87285316
Window Size: {x: 1920, y: 1080}
Window Title: SHADE Engine

25
Assets/Scenes/Scene2.shade
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@ -5,8 +5,9 @@
Components:
Transform Component:
Translate: {x: 0, y: 0.304069757, z: 1.73034382}
Rotate: {x: 0, y: 0, z: 0}
Rotate: {x: -1.48352981, y: 0, z: 0}
Scale: {x: 1, y: 1, z: 1}
IsActive: true
Camera Component:
Position: {x: 0, y: 0.304069757, z: 1.73034382}
Pitch: 0
@ -17,6 +18,7 @@
Near: 0.00999999978
Far: 10000
Perspective: true
IsActive: true
Scripts: ~
- EID: 1
Name: Raccoon
@ -27,9 +29,11 @@
Translate: {x: 0, y: 0, z: 0}
Rotate: {x: 0, y: 0, z: 0}
Scale: {x: 1, y: 1, z: 1}
IsActive: true
Renderable Component:
Mesh: 149697411
Material: 126974645
IsActive: true
Scripts: ~
- EID: 3
Name: Bag
@ -40,9 +44,11 @@
Translate: {x: 0.006237939, y: -0.000393368304, z: 0}
Rotate: {x: -0, y: 2.79945588, z: 0}
Scale: {x: 1.0000881, y: 1, z: 1.0000881}
IsActive: true
Renderable Component:
Mesh: 144838771
Material: 123745521
IsActive: true
Scripts: ~
- EID: 2
Name: DirectionalLight
@ -56,6 +62,7 @@
Color: {x: 1, y: 1, z: 1, w: 1}
Layer: 4294967295
Strength: 0
IsActive: true
Scripts: ~
- EID: 4
Name: AmbientLight
@ -69,4 +76,20 @@
Color: {x: 1, y: 1, z: 1, w: 1}
Layer: 4294967295
Strength: 0.600000024
IsActive: true
Scripts: ~
- EID: 5
Name: Floor
IsActive: true
NumberOfChildren: 0
Components:
Transform Component:
Translate: {x: 0, y: 0.0810000002, z: 0}
Rotate: {x: -1.57079637, y: 0, z: 0}
Scale: {x: 50, y: 50, z: 50}
IsActive: true
Renderable Component:
Mesh: 141771688
Material: 124370424
IsActive: true
Scripts: ~

29
Assets/Shaders/DeferredComposite_CS.glsl
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@ -47,6 +47,11 @@ layout(std430, set = 1, binding = 4) buffer AmbientLightData
AmbientLightStruct aLightData[];
} AmbLightData;
// bool IsInShadow (sampler2D shadowMap, vec2 coords, float depth, mat4 lightVP)
// {
// // vec4 fragPosLightPOV = lightVP *
// }
void main()
{
// convenient variables
@ -68,6 +73,16 @@ void main()
vec4 shadowMapColor = vec4 (1.0f);
for (int i = 0; i < lightCounts.ambientLights; ++i)
{
if ((lightLayer & AmbLightData.aLightData[i].cullingMask) != 0)
{
// Just do some add
//fragColor += pixelDiffuse.rgb * AmbLightData.aLightData[i].ambientColor.rgb * vec3 (0.5f);
fragColor += pixelDiffuse.rgb * AmbLightData.aLightData[i].ambientColor.rgb * vec3 (AmbLightData.aLightData[i].strength);
}
}
for (int i = 0; i < lightCounts.directionalLights; ++i)
{
if ((lightLayer & DirLightData.dLightData[i].cullingMask) != 0)
@ -81,32 +96,22 @@ void main()
// Calculate the fragment color
fragColor += DirLightData.dLightData[i].diffuseColor.rgb * diffuseStrength.rrr * pixelDiffuse;
// If the shadow map is enabled (test the bit)
if ((DirLightData.dLightData[i].shadowData & uint(1)) == 1)
{
// calculate shadow map here
vec2 texCoord = vec2 (gl_GlobalInvocationID.xy) / vec2 (imageSize (targetImage));
shadowMapColor = texture (shadowMaps[0], texCoord).xxxx;
}
}
}
for (int i = 0; i < lightCounts.ambientLights; ++i)
{
if ((lightLayer & AmbLightData.aLightData[i].cullingMask) != 0)
{
// Just do some add
//fragColor += pixelDiffuse.rgb * AmbLightData.aLightData[i].ambientColor.rgb * vec3 (0.5f);
fragColor += pixelDiffuse.rgb * AmbLightData.aLightData[i].ambientColor.rgb * vec3 (AmbLightData.aLightData[i].strength);
}
}
float ssaoVal = imageLoad (ssaoBlurredImage, globalThread).r;
fragColor *= ssaoVal;
// store result into result image
imageStore(targetImage, ivec2(gl_GlobalInvocationID.xy), vec4(fragColor.rgb, 1.0f));
imageStore(targetImage, ivec2(gl_GlobalInvocationID.xy), shadowMapColor);
// imageStore(targetImage, ivec2(gl_GlobalInvocationID.xy), shadowMapColor);
//imageStore(targetImage, ivec2(gl_GlobalInvocationID.xy), vec4(ssaoVal.rrr, 1.0f));
}

BIN
Assets/Shaders/DeferredComposite_CS.shshaderb
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5
Assets/Shaders/TestCube_FS.glsl
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@ -16,11 +16,12 @@ layout(location = 0) in struct
vec4 vertPos; // location 0
vec2 uv; // location = 1
vec4 normal; // location = 2
vec4 worldPos; // location = 3
} In;
// material stuff
layout(location = 3) flat in struct
layout(location = 4) flat in struct
{
int materialIndex;
uint eid;
@ -38,12 +39,14 @@ layout(location = 1) out uint outEntityID;
layout(location = 2) out uint lightLayerIndices;
layout(location = 3) out vec4 normals;
layout(location = 4) out vec4 albedo;
layout(location = 5) out vec4 worldSpacePosition;
void main()
{
position = In.vertPos;
normals = In.normal;
albedo = texture(textures[nonuniformEXT(MatProp.data[In2.materialIndex].textureIndex)], In.uv) * MatProp.data[In2.materialIndex].color;
worldSpacePosition = In.worldPos;
outEntityID = In2.eid;
lightLayerIndices = In2.lightLayerIndex;

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Assets/Shaders/TestCube_FS.shshaderb
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5
Assets/Shaders/TestCube_VS.glsl
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@ -17,11 +17,12 @@ layout(location = 0) out struct
vec4 vertPos; // location 0
vec2 uv; // location = 1
vec4 normal; // location = 2
vec4 worldPos; // location = 3
} Out;
// material stuff
layout(location = 3) out struct
layout(location = 4) out struct
{
int materialIndex;
uint eid;
@ -49,6 +50,8 @@ void main()
// gBuffer position will be in view space
Out.vertPos = modelViewMat * vec4(aVertexPos, 1.0f);
Out.worldPos = worldTransform * vec4 (aVertexPos, 1.0f);
// uvs for texturing in fragment shader
Out.uv = aUV;

BIN
Assets/Shaders/TestCube_VS.shshaderb
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12
SHADE_Engine/src/Graphics/MiddleEnd/Interface/SHGraphicsSystem.cpp
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@ -131,6 +131,8 @@ namespace SHADE
SHAssetManager::CompileAsset("../../Assets/Shaders/SSAO_CS.glsl", false);
SHAssetManager::CompileAsset("../../Assets/Shaders/SSAOBlur_CS.glsl", false);
SHAssetManager::CompileAsset("../../Assets/Shaders/PureCopy_CS.glsl", false);
SHAssetManager::CompileAsset("../../Assets/Shaders/TestCube_VS.glsl", false);
SHAssetManager::CompileAsset("../../Assets/Shaders/TestCube_FS.glsl", false);
// Load Built In Shaders
static constexpr AssetID VS_DEFAULT = 39210065; defaultVertShader = SHResourceManager::LoadOrGet<SHVkShaderModule>(VS_DEFAULT);
@ -194,6 +196,7 @@ namespace SHADE
// Initialize world render graph
renderGraph->Init("World Render Graph", device, swapchain, &resourceManager, renderContextCmdPools);
renderGraph->AddResource("Position", { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT, SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE }, true, windowDims.first, windowDims.second, vk::Format::eR32G32B32A32Sfloat);
renderGraph->AddResource("Position World Space", { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT, SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE }, true, windowDims.first, windowDims.second, vk::Format::eR32G32B32A32Sfloat);
renderGraph->AddResource("Normals", { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT, SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE }, true, 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);
renderGraph->AddResource("Albedo", { SH_RENDER_GRAPH_RESOURCE_FLAGS::COLOR, SH_RENDER_GRAPH_RESOURCE_FLAGS::INPUT, SH_RENDER_GRAPH_RESOURCE_FLAGS::STORAGE }, true, windowDims.first, windowDims.second);
@ -218,7 +221,8 @@ namespace SHADE
"Albedo",
"Depth Buffer",
"SSAO",
"SSAO Blur"
"SSAO Blur",
"Position World Space"
},
{}); // no predecessors
@ -231,6 +235,7 @@ namespace SHADE
gBufferSubpass->AddColorOutput("Light Layer Indices");
gBufferSubpass->AddColorOutput("Normals");
gBufferSubpass->AddColorOutput("Albedo");
gBufferSubpass->AddColorOutput("Position World Space");
gBufferSubpass->AddDepthOutput("Depth Buffer", SH_RENDER_GRAPH_RESOURCE_FLAGS::DEPTH_STENCIL);
@ -277,7 +282,7 @@ namespace SHADE
"Normals",
"Albedo",
"Scene",
"SSAO Blur"
"SSAO Blur",
},
{ SHGraphicsConstants::RenderGraphEntityNames::GBUFFER_PASS .data()});
@ -763,6 +768,9 @@ namespace SHADE
// Create new renderer for the light component and give it to the light component
Handle<SHRenderer> newRenderer = resourceManager.Create<SHRenderer>(device, swapchain->GetNumImages(), descPool, SHRenderer::PROJECTION_TYPE::ORTHOGRAPHIC);
lightComp->SetRenderer (newRenderer);
// assign shadow map index to light component
lightComp->SetShadowMapIndex (lightingSubSystem->GetNumShadowMaps());
}
// Add the shadow map resource to the graph

5
SHADE_Engine/src/Graphics/MiddleEnd/Lights/SHLightComponent.cpp
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@ -129,6 +129,11 @@ namespace SHADE
renderer = newRenderer;
}
void SHLightComponent::SetShadowMapIndex(uint32_t index) noexcept
{
lightData.shadowMapIndex = index;
}
SHLightData const& SHLightComponent::GetLightData(void) const noexcept
{
return lightData;

1
SHADE_Engine/src/Graphics/MiddleEnd/Lights/SHLightComponent.h
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@ -55,6 +55,7 @@ namespace SHADE
void SetStrength (float value) noexcept; // serialized
void SetEnableShadow (bool flag) noexcept;
void SetRenderer (Handle<SHRenderer> newRenderer) noexcept;
void SetShadowMapIndex (uint32_t index) noexcept;
SHLightData const& GetLightData (void) const noexcept;

12
SHADE_Engine/src/Graphics/MiddleEnd/Lights/SHLightingSubSystem.cpp
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@ -395,7 +395,7 @@ namespace SHADE
switch (lightComp->GetLightData().type)
{
case SH_LIGHT_TYPE::DIRECTIONAL:
return SHMatrix::Transpose (SHMatrix::LookAtLH(/*lightComp->GetLightData().position*/SHVec3(-0.7768f, 3.82611f, 9.23839f), SHVec3(-0.7619f, 3.30361f, 8.38588f), SHVec3(0.0f, -1.0f, 0.0f)));
return SHMatrix::Transpose (SHMatrix::LookAtLH(/*lightComp->GetLightData().position*/SHVec3(1.27862f, 4.78952f, 4.12811f), SHVec3(-0.280564f, -0.66262f, -0.69422f), SHVec3(0.0f, -1.0f, 0.0f)));
case SH_LIGHT_TYPE::POINT:
return {};
case SH_LIGHT_TYPE::SPOT:
@ -478,6 +478,7 @@ namespace SHADE
//#endif
shadowMapSampler = inShadowMapSampler;
shadowMaps.clear();
//numLightComponents = 0;
#pragma endregion
}
@ -516,7 +517,7 @@ namespace SHADE
if (auto renderer = light.GetRenderer())
{
//SHMatrix orthoMatrix = SHMatrix::OrthographicRH()
renderer->UpdateDataManual(frameIndex, GetViewMatrix(&light), SHMatrix::OrthographicLH(12.0f, 12.0f, 0.1f, 20.0f));
renderer->UpdateDataManual(frameIndex, GetViewMatrix(&light), SHMatrix::OrthographicLH(9.0f, 9.0f, 0.1f, 20.0f));
}
auto enumValue = SHUtilities::ConvertEnum(light.GetLightData().type);
@ -595,7 +596,7 @@ namespace SHADE
uint32_t SHLightingSubSystem::AddShadowMap(Handle<SHRenderGraphResource> newShadowMap, EntityID lightEntity) noexcept
{
// Add to container of shadow maps
shadowMapIndexing.emplace(lightEntity, shadowMaps.size());
shadowMapIndexing.emplace(lightEntity, static_cast<uint32_t> (shadowMaps.size()));
shadowMaps.emplace_back(newShadowMap);
// Just use the image view stored in the resource
@ -684,4 +685,9 @@ namespace SHADE
return shadowMapImageSamplers[index];
}
uint32_t SHLightingSubSystem::GetNumShadowMaps(void) const noexcept
{
return static_cast<uint32_t>(shadowMaps.size());
}
}

1
SHADE_Engine/src/Graphics/MiddleEnd/Lights/SHLightingSubSystem.h
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@ -223,6 +223,7 @@ namespace SHADE
/*-----------------------------------------------------------------------*/
Handle<SHVkDescriptorSetGroup> GetLightDataDescriptorSet (void) const noexcept;
std::tuple<Handle<SHVkImageView>, Handle<SHVkSampler>, vk::ImageLayout> const& GetViewSamplerLayout (uint32_t index) const noexcept;
uint32_t GetNumShadowMaps (void) const noexcept;
};
}