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[D3D12] Cleanup raw buffer view creation

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This commit is contained in:
Triang3l
2018-08-26 13:01:13 +03:00
parent 79d43bb943
commit 227268ef65
6 changed files with 93 additions and 139 deletions
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35
src/xenia/ui/d3d12/d3d12_util.cc
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@@ -9,6 +9,7 @@
#include "xenia/ui/d3d12/d3d12_util.h"
#include "xenia/base/assert.h"
#include "xenia/base/logging.h"
namespace xe {
@@ -57,6 +58,40 @@ ID3D12PipelineState* CreateComputePipeline(
return pipeline;
}
void CreateRawBufferSRV(ID3D12Device* device,
D3D12_CPU_DESCRIPTOR_HANDLE handle,
ID3D12Resource* buffer, uint32_t size,
uint64_t offset) {
assert_false(size & (D3D12_RAW_UAV_SRV_BYTE_ALIGNMENT - 1));
assert_false(offset & (D3D12_RAW_UAV_SRV_BYTE_ALIGNMENT - 1));
D3D12_SHADER_RESOURCE_VIEW_DESC desc;
desc.Format = DXGI_FORMAT_R32_TYPELESS;
desc.ViewDimension = D3D12_SRV_DIMENSION_BUFFER;
desc.Shader4ComponentMapping = D3D12_DEFAULT_SHADER_4_COMPONENT_MAPPING;
desc.Buffer.FirstElement = offset >> 2;
desc.Buffer.NumElements = size >> 2;
desc.Buffer.StructureByteStride = 0;
desc.Buffer.Flags = D3D12_BUFFER_SRV_FLAG_RAW;
device->CreateShaderResourceView(buffer, &desc, handle);
}
void CreateRawBufferUAV(ID3D12Device* device,
D3D12_CPU_DESCRIPTOR_HANDLE handle,
ID3D12Resource* buffer, uint32_t size,
uint64_t offset) {
assert_false(size & (D3D12_RAW_UAV_SRV_BYTE_ALIGNMENT - 1));
assert_false(offset & (D3D12_RAW_UAV_SRV_BYTE_ALIGNMENT - 1));
D3D12_UNORDERED_ACCESS_VIEW_DESC desc;
desc.Format = DXGI_FORMAT_R32_TYPELESS;
desc.ViewDimension = D3D12_UAV_DIMENSION_BUFFER;
desc.Buffer.FirstElement = offset >> 2;
desc.Buffer.NumElements = size >> 2;
desc.Buffer.StructureByteStride = 0;
desc.Buffer.CounterOffsetInBytes = 0;
desc.Buffer.Flags = D3D12_BUFFER_UAV_FLAG_RAW;
device->CreateUnorderedAccessView(buffer, nullptr, &desc, handle);
}
} // namespace util
} // namespace d3d12
} // namespace ui

9
src/xenia/ui/d3d12/d3d12_util.h
View File

@@ -35,6 +35,15 @@ ID3D12PipelineState* CreateComputePipeline(ID3D12Device* device,
size_t shader_size,
ID3D12RootSignature* root_signature);
void CreateRawBufferSRV(ID3D12Device* device,
D3D12_CPU_DESCRIPTOR_HANDLE handle,
ID3D12Resource* buffer, uint32_t size,
uint64_t offset = 0);
void CreateRawBufferUAV(ID3D12Device* device,
D3D12_CPU_DESCRIPTOR_HANDLE handle,
ID3D12Resource* buffer, uint32_t size,
uint64_t offset = 0);
} // namespace util
} // namespace d3d12
} // namespace ui