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Fix volumetric fog particles after objects instancing refactor

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This commit is contained in:
Wojtek Figat
2024-10-01 15:07:32 +02:00
parent b00cab6388
commit c597c38705
5 changed files with 20 additions and 16 deletions
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27
Source/Engine/Renderer/VolumetricFogPass.cpp
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@@ -60,9 +60,10 @@ bool VolumetricFogPass::setupResources()
REPORT_INVALID_SHADER_PASS_CB_SIZE(shader, 0, Data);
return true;
}
if (shader->GetCB(1)->GetSize() != sizeof(PerLight))
// CB1 is used for per-draw info (ObjectIndex)
if (shader->GetCB(2)->GetSize() != sizeof(PerLight))
{
REPORT_INVALID_SHADER_PASS_CB_SIZE(shader, 1, PerLight);
REPORT_INVALID_SHADER_PASS_CB_SIZE(shader, 2, PerLight);
return true;
}
@@ -254,7 +255,7 @@ GPUTextureView* VolumetricFogPass::GetLocalShadowedLightScattering(RenderContext
}
template<typename T>
void VolumetricFogPass::RenderRadialLight(RenderContext& renderContext, GPUContext* context, RenderView& view, VolumetricFogOptions& options, T& light, PerLight& perLight, GPUConstantBuffer* cb1)
void VolumetricFogPass::RenderRadialLight(RenderContext& renderContext, GPUContext* context, RenderView& view, VolumetricFogOptions& options, T& light, PerLight& perLight, GPUConstantBuffer* cb2)
{
const Float3 center = light.Position;
const float radius = light.Radius;
@@ -281,8 +282,8 @@ void VolumetricFogPass::RenderRadialLight(RenderContext& renderContext, GPUConte
light.SetShaderData(perLight.LocalLight, withShadow);
// Upload data
context->UpdateCB(cb1, &perLight);
context->BindCB(1, cb1);
context->UpdateCB(cb2, &perLight);
context->BindCB(2, cb2);
// Ensure to have valid buffers created
if (_vbCircleRasterize == nullptr || _ibCircleRasterize == nullptr)
@@ -414,6 +415,8 @@ void VolumetricFogPass::Render(RenderContext& renderContext)
customData.VolumetricFogMaxDistance = cache.Data.VolumetricFogMaxDistance;
bindParams.CustomData = &customData;
bindParams.BindViewData();
bindParams.DrawCall = &renderContext.List->VolumetricFogParticles.First();
bindParams.BindDrawData();
for (auto& drawCall : renderContext.List->VolumetricFogParticles)
{
@@ -439,7 +442,7 @@ void VolumetricFogPass::Render(RenderContext& renderContext)
// Setup volumetric shader data
PerLight perLight;
auto cb1 = _shader->GetShader()->GetCB(1);
auto cb2 = _shader->GetShader()->GetCB(2);
perLight.SliceToDepth.X = cache.Data.GridSize.Z;
perLight.SliceToDepth.Y = cache.Data.VolumetricFogMaxDistance;
perLight.MinZ = volumeZBoundsMin;
@@ -447,8 +450,8 @@ void VolumetricFogPass::Render(RenderContext& renderContext)
Matrix::Transpose(renderContext.View.Projection, perLight.ViewToVolumeClip);
// Upload data
context->UpdateCB(cb1, &perLight);
context->BindCB(1, cb1);
context->UpdateCB(cb2, &perLight);
context->BindCB(2, cb2);
// Call rendering to the volume
const int32 instanceCount = volumeZBoundsMax - volumeZBoundsMin;
@@ -495,7 +498,7 @@ void VolumetricFogPass::Render(RenderContext& renderContext)
PerLight perLight;
perLight.SliceToDepth.X = cache.Data.GridSize.Z;
perLight.SliceToDepth.Y = cache.Data.VolumetricFogMaxDistance;
auto cb1 = _shader->GetShader()->GetCB(1);
auto cb2 = _shader->GetShader()->GetCB(2);
// Bind the output
context->SetRenderTarget(localShadowedLightScattering);
@@ -505,12 +508,12 @@ void VolumetricFogPass::Render(RenderContext& renderContext)
context->BindSR(0, shadowMap);
context->BindSR(1, shadowsBuffer);
for (int32 i = 0; i < pointLights.Count(); i++)
RenderRadialLight(renderContext, context, view, options, renderContext.List->PointLights[pointLights[i]], perLight, cb1);
RenderRadialLight(renderContext, context, view, options, renderContext.List->PointLights[pointLights[i]], perLight, cb2);
for (int32 i = 0; i < spotLights.Count(); i++)
RenderRadialLight(renderContext, context, view, options, renderContext.List->SpotLights[spotLights[i]], perLight, cb1);
RenderRadialLight(renderContext, context, view, options, renderContext.List->SpotLights[spotLights[i]], perLight, cb2);
// Cleanup
context->UnBindCB(1);
context->UnBindCB(2);
context->ResetRenderTarget();
context->FlushState();
}