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Add shadow surface reuse coverage for camera renderer

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This commit is contained in:
ssdfasd
2026-04-05 14:07:13 +08:00
parent 551eefbaa1
commit daa54e0230
2 changed files with 147 additions and 19 deletions
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40
engine/src/Rendering/CameraRenderer.cpp
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@@ -20,7 +20,7 @@ struct CameraRenderer::DirectionalShadowSurfaceResources {
uint32_t height = 0;
RHI::RHITexture* depthTexture = nullptr;
RHI::RHIResourceView* depthView = nullptr;
RHI::RHIResourceView* shaderView = nullptr;
RHI::RHIResourceView* depthShaderView = nullptr;
RenderSurface surface = {};
DirectionalShadowSurfaceResources() = default;
@@ -37,22 +37,22 @@ struct CameraRenderer::DirectionalShadowSurfaceResources {
height == plan.mapHeight &&
depthTexture != nullptr &&
depthView != nullptr &&
shaderView != nullptr;
depthShaderView != nullptr;
}
void Reset() {
if (shaderView != nullptr) {
shaderView->Shutdown();
delete shaderView;
shaderView = nullptr;
}
if (depthView != nullptr) {
depthView->Shutdown();
delete depthView;
depthView = nullptr;
}
if (depthShaderView != nullptr) {
depthShaderView->Shutdown();
delete depthShaderView;
depthShaderView = nullptr;
}
if (depthTexture != nullptr) {
depthTexture->Shutdown();
delete depthTexture;
@@ -68,6 +68,8 @@ struct CameraRenderer::DirectionalShadowSurfaceResources {
namespace {
constexpr RHI::Format kDirectionalShadowMapFormat = RHI::Format::D32_Float;
bool InitializePassSequence(
RenderPassSequence* sequence,
const RenderContext& context,
@@ -315,7 +317,7 @@ CameraRenderer::DirectionalShadowSurfaceResources* CameraRenderer::AcquireDirect
depthDesc.depth = 1;
depthDesc.mipLevels = 1;
depthDesc.arraySize = 1;
depthDesc.format = static_cast<uint32_t>(RHI::Format::D24_UNorm_S8_UInt);
depthDesc.format = static_cast<uint32_t>(kDirectionalShadowMapFormat);
depthDesc.textureType = static_cast<uint32_t>(RHI::TextureType::Texture2D);
depthDesc.sampleCount = 1;
depthDesc.sampleQuality = 0;
@@ -327,7 +329,7 @@ CameraRenderer::DirectionalShadowSurfaceResources* CameraRenderer::AcquireDirect
}
RHI::ResourceViewDesc depthViewDesc = {};
depthViewDesc.format = static_cast<uint32_t>(RHI::Format::D24_UNorm_S8_UInt);
depthViewDesc.format = static_cast<uint32_t>(kDirectionalShadowMapFormat);
depthViewDesc.dimension = RHI::ResourceViewDimension::Texture2D;
depthViewDesc.mipLevel = 0;
RHI::RHIResourceView* depthView =
@@ -338,13 +340,12 @@ CameraRenderer::DirectionalShadowSurfaceResources* CameraRenderer::AcquireDirect
return nullptr;
}
RHI::ResourceViewDesc shaderViewDesc = {};
shaderViewDesc.format = depthDesc.format;
shaderViewDesc.dimension = RHI::ResourceViewDimension::Texture2D;
shaderViewDesc.mipLevel = 0;
RHI::RHIResourceView* shaderView =
context.device->CreateShaderResourceView(depthTexture, shaderViewDesc);
if (shaderView == nullptr) {
RHI::ResourceViewDesc depthShaderViewDesc = {};
depthShaderViewDesc.dimension = RHI::ResourceViewDimension::Texture2D;
depthShaderViewDesc.mipLevel = 0;
RHI::RHIResourceView* depthShaderView =
context.device->CreateShaderResourceView(depthTexture, depthShaderViewDesc);
if (depthShaderView == nullptr) {
depthView->Shutdown();
delete depthView;
depthTexture->Shutdown();
@@ -358,7 +359,7 @@ CameraRenderer::DirectionalShadowSurfaceResources* CameraRenderer::AcquireDirect
m_directionalShadowSurface->height = plan.mapHeight;
m_directionalShadowSurface->depthTexture = depthTexture;
m_directionalShadowSurface->depthView = depthView;
m_directionalShadowSurface->shaderView = shaderView;
m_directionalShadowSurface->depthShaderView = depthShaderView;
m_directionalShadowSurface->surface = RenderSurface(plan.mapWidth, plan.mapHeight);
m_directionalShadowSurface->surface.SetDepthAttachment(depthView);
}
@@ -400,6 +401,7 @@ bool CameraRenderer::Render(
}
resolvedShadowCaster.surface = directionalShadowSurface->surface;
resolvedShadowCaster.clearFlags = RenderClearFlags::Depth;
if (!resolvedShadowCaster.hasCameraDataOverride) {
resolvedShadowCaster.hasCameraDataOverride = true;
resolvedShadowCaster.cameraDataOverride = request.directionalShadow.cameraData;
@@ -417,7 +419,7 @@ bool CameraRenderer::Render(
if (request.directionalShadow.IsValid()) {
RHI::RHIResourceView* shadowMapView =
directionalShadowSurface != nullptr ? directionalShadowSurface->shaderView : nullptr;
directionalShadowSurface != nullptr ? directionalShadowSurface->depthShaderView : nullptr;
sceneData.lighting.mainDirectionalShadow =
BuildDirectionalShadowData(request.directionalShadow, shadowMapView);
}