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GPU: Defer setting blend state on D3D11

This commit is contained in:
cosmonaut 2024-09-11 00:27:36 -07:00
parent 6fca867ffe
commit 3166f91282
1 changed files with 27 additions and 27 deletions
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54
src/gpu/d3d11/SDL_gpu_d3d11.c
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@ -492,6 +492,7 @@ typedef struct D3D11GraphicsPipeline
Sint32 numColorTargets;
DXGI_FORMAT colorTargetFormats[MAX_COLOR_TARGET_BINDINGS];
ID3D11BlendState *colorTargetBlendState;
Uint32 sampleMask;
SDL_GPUMultisampleState multisampleState;
@ -666,6 +667,9 @@ typedef struct D3D11CommandBuffer
bool needComputeReadOnlyBufferBind;
bool needComputeUniformBufferBind;
// defer OMSetBlendState because it combines three different states
bool needBlendStateSet;
ID3D11Buffer *vertexBuffers[MAX_BUFFER_BINDINGS];
Uint32 vertexBufferOffsets[MAX_BUFFER_BINDINGS];
Uint32 vertexBufferCount;
@ -1567,6 +1571,9 @@ static SDL_GPUGraphicsPipeline *D3D11_CreateGraphicsPipeline(
// Multisample
pipeline->multisampleState = createinfo->multisample_state;
pipeline->sampleMask = createinfo->multisample_state.enable_mask ?
createinfo->multisample_state.sample_mask :
0xFFFFFFFF;
// Depth-Stencil
@ -3249,6 +3256,7 @@ static SDL_GPUCommandBuffer *D3D11_AcquireCommandBuffer(
commandBuffer->needFragmentStorageBufferBind = true;
commandBuffer->needFragmentUniformBufferBind = true;
commandBuffer->needComputeUniformBufferBind = true;
commandBuffer->needBlendStateSet = true;
SDL_zeroa(commandBuffer->vertexSamplers);
SDL_zeroa(commandBuffer->vertexSamplerTextures);
@ -3459,19 +3467,8 @@ static void D3D11_SetBlendConstants(
SDL_FColor blendConstants)
{
D3D11CommandBuffer *d3d11CommandBuffer = (D3D11CommandBuffer *)commandBuffer;
FLOAT blendFactor[4] = { blendConstants.r, blendConstants.g, blendConstants.b, blendConstants.a };
Uint32 sample_mask = d3d11CommandBuffer->graphicsPipeline->multisampleState.enable_mask ?
d3d11CommandBuffer->graphicsPipeline->multisampleState.sample_mask :
0xFFFFFFFF;
d3d11CommandBuffer->blendConstants = blendConstants;
if (d3d11CommandBuffer->graphicsPipeline != NULL) {
ID3D11DeviceContext_OMSetBlendState(
d3d11CommandBuffer->context,
d3d11CommandBuffer->graphicsPipeline->colorTargetBlendState,
blendFactor,
sample_mask);
}
d3d11CommandBuffer->needBlendStateSet = true;
}
static void D3D11_SetStencilReference(
@ -3667,23 +3664,8 @@ static void D3D11_BindGraphicsPipeline(
{
D3D11CommandBuffer *d3d11CommandBuffer = (D3D11CommandBuffer *)commandBuffer;
D3D11GraphicsPipeline *pipeline = (D3D11GraphicsPipeline *)graphicsPipeline;
FLOAT blendFactor[4] = {
d3d11CommandBuffer->blendConstants.r,
d3d11CommandBuffer->blendConstants.g,
d3d11CommandBuffer->blendConstants.b,
d3d11CommandBuffer->blendConstants.a
};
Uint32 sample_mask = pipeline->multisampleState.enable_mask ?
pipeline->multisampleState.sample_mask :
0xFFFFFFFF;
d3d11CommandBuffer->graphicsPipeline = pipeline;
ID3D11DeviceContext_OMSetBlendState(
d3d11CommandBuffer->context,
pipeline->colorTargetBlendState,
blendFactor,
sample_mask);
ID3D11DeviceContext_OMSetDepthStencilState(
d3d11CommandBuffer->context,
pipeline->depthStencilState,
@ -3737,6 +3719,7 @@ static void D3D11_BindGraphicsPipeline(
d3d11CommandBuffer->needFragmentStorageTextureBind = true;
d3d11CommandBuffer->needFragmentStorageBufferBind = true;
d3d11CommandBuffer->needFragmentUniformBufferBind = true;
d3d11CommandBuffer->needBlendStateSet = true;
}
static void D3D11_BindVertexBuffers(
@ -4112,6 +4095,23 @@ static void D3D11_INTERNAL_BindGraphicsResources(
commandBuffer->needFragmentUniformBufferBind = false;
}
if (commandBuffer->needBlendStateSet) {
FLOAT blendFactor[4] = {
commandBuffer->blendConstants.r,
commandBuffer->blendConstants.g,
commandBuffer->blendConstants.b,
commandBuffer->blendConstants.a
};
ID3D11DeviceContext_OMSetBlendState(
commandBuffer->context,
graphicsPipeline->colorTargetBlendState,
blendFactor,
graphicsPipeline->sampleMask);
commandBuffer->needBlendStateSet = false;
}
}
static void D3D11_DrawIndexedPrimitives(