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GPU: D3D12: set MultisampleEnable for multisampled pipelines (thanks @sailro!)

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Closes https://github.com/libsdl-org/SDL/pull/16183
This commit is contained in:
Sam Lantinga
2026-08-23 10:51:48 -07:00
parent e721af3baf
commit 58702e533f
1 changed files with 10 additions and 7 deletions
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17
src/gpu/d3d12/SDL_gpu_d3d12.c
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@@ -2000,25 +2000,25 @@ static D3D12_RESOURCE_STATES D3D12_INTERNAL_DefaultBufferResourceState(
if (buffer->container->usage & SDL_GPU_BUFFERUSAGE_VERTEX) {
states |= D3D12_RESOURCE_STATE_VERTEX_AND_CONSTANT_BUFFER;
}
}
if (buffer->container->usage & SDL_GPU_BUFFERUSAGE_INDEX) {
states |= D3D12_RESOURCE_STATE_INDEX_BUFFER;
}
}
if (buffer->container->usage & SDL_GPU_BUFFERUSAGE_INDIRECT) {
states |= D3D12_RESOURCE_STATE_INDIRECT_ARGUMENT;
}
}
if (buffer->container->usage & SDL_GPU_BUFFERUSAGE_GRAPHICS_STORAGE_READ) {
states |= D3D12_RESOURCE_STATE_ALL_SHADER_RESOURCE;
}
}
if (buffer->container->usage & SDL_GPU_BUFFERUSAGE_COMPUTE_STORAGE_READ) {
states |= D3D12_RESOURCE_STATE_NON_PIXEL_SHADER_RESOURCE;
}
// If no read flags are set, read-write can be the default.
if (!states && buffer->container->usage & SDL_GPU_BUFFERUSAGE_COMPUTE_STORAGE_WRITE) {
return D3D12_RESOURCE_STATE_UNORDERED_ACCESS;
}
}
if (!states) {
SDL_LogError(SDL_LOG_CATEGORY_GPU, "Buffer has no default usage mode!");
return D3D12_RESOURCE_STATE_VERTEX_AND_CONSTANT_BUFFER;
@@ -3226,6 +3226,9 @@ static SDL_GPUGraphicsPipeline *D3D12_CreateGraphicsPipeline(
psoDesc.SampleMask = 0xFFFFFFFF;
psoDesc.SampleDesc.Count = SDLToD3D12_SampleCount[createinfo->multisample_state.sample_count];
psoDesc.SampleDesc.Quality = (createinfo->multisample_state.sample_count > SDL_GPU_SAMPLECOUNT_1) ? D3D12_STANDARD_MULTISAMPLE_PATTERN : 0;
if (createinfo->multisample_state.sample_count > SDL_GPU_SAMPLECOUNT_1) {
psoDesc.RasterizerState.MultisampleEnable = TRUE;
}
if (createinfo->target_info.has_depth_stencil_target) {
psoDesc.DSVFormat = SDLToD3D12_DepthFormat[createinfo->target_info.depth_stencil_format];