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Formalize cubemap skybox pipeline across backends

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This commit is contained in:
ssdfasd
2026-04-06 01:37:04 +08:00
parent 66a6818b89
commit f014ae6e6f
24 changed files with 549 additions and 196 deletions
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121
engine/src/Rendering/Pipelines/BuiltinForwardPipeline.cpp
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@@ -396,7 +396,7 @@ bool BuiltinForwardPipeline::ExecuteForwardSkyboxPass(const RenderPassContext& p
RHI::RHIResourceView* skyboxTextureView = ResolveTextureView(skyboxTexture);
const bool useTexturedSkybox = sceneData.environment.HasMaterialSkybox() && skyboxTextureView != nullptr;
if (skyboxTextureView == nullptr) {
skyboxTextureView = m_fallbackTextureView;
skyboxTextureView = m_fallbackTextureCubeView;
}
const BuiltinSkyboxMaterialData skyboxMaterialData = BuildBuiltinSkyboxMaterialData(skyboxMaterial);
@@ -553,29 +553,72 @@ bool BuiltinForwardPipeline::CreatePipelineResources(const RenderContext& contex
return false;
}
const unsigned char whitePixel[4] = { 255, 255, 255, 255 };
RHI::TextureDesc textureDesc = {};
textureDesc.width = 1;
textureDesc.height = 1;
textureDesc.depth = 1;
textureDesc.mipLevels = 1;
textureDesc.arraySize = 1;
textureDesc.format = static_cast<uint32_t>(RHI::Format::R8G8B8A8_UNorm);
textureDesc.textureType = static_cast<uint32_t>(RHI::TextureType::Texture2D);
textureDesc.sampleCount = 1;
textureDesc.sampleQuality = 0;
textureDesc.flags = 0;
m_fallbackTexture = context.device->CreateTexture(textureDesc, whitePixel, sizeof(whitePixel), 4);
if (m_fallbackTexture == nullptr) {
const unsigned char whitePixels2D[4] = {
255, 255, 255, 255
};
RHI::TextureDesc fallback2DDesc = {};
fallback2DDesc.width = 1;
fallback2DDesc.height = 1;
fallback2DDesc.depth = 1;
fallback2DDesc.mipLevels = 1;
fallback2DDesc.arraySize = 1;
fallback2DDesc.format = static_cast<uint32_t>(RHI::Format::R8G8B8A8_UNorm);
fallback2DDesc.textureType = static_cast<uint32_t>(RHI::TextureType::Texture2D);
fallback2DDesc.sampleCount = 1;
fallback2DDesc.sampleQuality = 0;
fallback2DDesc.flags = 0;
m_fallbackTexture2D = context.device->CreateTexture(
fallback2DDesc,
whitePixels2D,
sizeof(whitePixels2D),
sizeof(whitePixels2D));
if (m_fallbackTexture2D == nullptr) {
return false;
}
RHI::ResourceViewDesc textureViewDesc = {};
textureViewDesc.format = static_cast<uint32_t>(RHI::Format::R8G8B8A8_UNorm);
textureViewDesc.dimension = RHI::ResourceViewDimension::Texture2D;
textureViewDesc.mipLevel = 0;
m_fallbackTextureView = context.device->CreateShaderResourceView(m_fallbackTexture, textureViewDesc);
if (m_fallbackTextureView == nullptr) {
RHI::ResourceViewDesc fallback2DViewDesc = {};
fallback2DViewDesc.format = static_cast<uint32_t>(RHI::Format::R8G8B8A8_UNorm);
fallback2DViewDesc.dimension = RHI::ResourceViewDimension::Texture2D;
fallback2DViewDesc.mipLevel = 0;
m_fallbackTexture2DView = context.device->CreateShaderResourceView(m_fallbackTexture2D, fallback2DViewDesc);
if (m_fallbackTexture2DView == nullptr) {
return false;
}
const unsigned char whitePixelsCube[6 * 4] = {
255, 255, 255, 255,
255, 255, 255, 255,
255, 255, 255, 255,
255, 255, 255, 255,
255, 255, 255, 255,
255, 255, 255, 255
};
RHI::TextureDesc fallbackCubeDesc = {};
fallbackCubeDesc.width = 1;
fallbackCubeDesc.height = 1;
fallbackCubeDesc.depth = 1;
fallbackCubeDesc.mipLevels = 1;
fallbackCubeDesc.arraySize = 6;
fallbackCubeDesc.format = static_cast<uint32_t>(RHI::Format::R8G8B8A8_UNorm);
fallbackCubeDesc.textureType = static_cast<uint32_t>(RHI::TextureType::TextureCube);
fallbackCubeDesc.sampleCount = 1;
fallbackCubeDesc.sampleQuality = 0;
fallbackCubeDesc.flags = 0;
m_fallbackTextureCube = context.device->CreateTexture(
fallbackCubeDesc,
whitePixelsCube,
sizeof(whitePixelsCube),
4);
if (m_fallbackTextureCube == nullptr) {
return false;
}
RHI::ResourceViewDesc fallbackCubeViewDesc = {};
fallbackCubeViewDesc.format = static_cast<uint32_t>(RHI::Format::R8G8B8A8_UNorm);
fallbackCubeViewDesc.dimension = RHI::ResourceViewDimension::TextureCube;
fallbackCubeViewDesc.mipLevel = 0;
m_fallbackTextureCubeView = context.device->CreateShaderResourceView(m_fallbackTextureCube, fallbackCubeViewDesc);
if (m_fallbackTextureCubeView == nullptr) {
return false;
}
@@ -715,8 +758,8 @@ bool BuiltinForwardPipeline::CreateSkyboxResources(const RenderContext& context)
}
m_skyboxSamplerSet.set->UpdateSampler(0, m_sampler);
m_skyboxTextureSet.set->Update(0, m_fallbackTextureView);
m_skyboxBoundTextureView = m_fallbackTextureView;
m_skyboxTextureSet.set->Update(0, m_fallbackTextureCubeView);
m_skyboxBoundTextureView = m_fallbackTextureCubeView;
m_skyboxPipelineState = m_device->CreatePipelineState(
CreateSkyboxPipelineDesc(
@@ -776,18 +819,30 @@ void BuiltinForwardPipeline::DestroyPipelineResources() {
}
m_passResourceLayouts.clear();
if (m_fallbackTextureView != nullptr) {
m_fallbackTextureView->Shutdown();
delete m_fallbackTextureView;
m_fallbackTextureView = nullptr;
}
DestroySkyboxResources();
if (m_fallbackTexture != nullptr) {
m_fallbackTexture->Shutdown();
delete m_fallbackTexture;
m_fallbackTexture = nullptr;
if (m_fallbackTextureCubeView != nullptr) {
m_fallbackTextureCubeView->Shutdown();
delete m_fallbackTextureCubeView;
m_fallbackTextureCubeView = nullptr;
}
if (m_fallbackTextureCube != nullptr) {
m_fallbackTextureCube->Shutdown();
delete m_fallbackTextureCube;
m_fallbackTextureCube = nullptr;
}
if (m_fallbackTexture2DView != nullptr) {
m_fallbackTexture2DView->Shutdown();
delete m_fallbackTexture2DView;
m_fallbackTexture2DView = nullptr;
}
if (m_fallbackTexture2D != nullptr) {
m_fallbackTexture2D->Shutdown();
delete m_fallbackTexture2D;
m_fallbackTexture2D = nullptr;
}
if (m_sampler != nullptr) {