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[D3D12] Pre-create EDRAM and shared memory buffer descriptors

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Triang3l
2019-01-17 16:39:51 +03:00
parent cf7c981991
commit b7bcdf3e8b
7 changed files with 177 additions and 50 deletions
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19
src/xenia/gpu/d3d12/render_target_cache.h
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@@ -272,7 +272,7 @@ class RenderTargetCache {
void UnbindRenderTargets();
// Transitions the EDRAM buffer to a UAV - for use with ROV rendering.
void UseEDRAMAsUAV();
void CreateEDRAMUint32UAV(D3D12_CPU_DESCRIPTOR_HANDLE handle);
void WriteEDRAMUint32UAVDescriptor(D3D12_CPU_DESCRIPTOR_HANDLE handle);
void EndFrame();
// Totally necessary to rely on the base format - Too Human switches between
@@ -419,6 +419,9 @@ class RenderTargetCache {
void TransitionEDRAMBuffer(D3D12_RESOURCE_STATES new_state);
void WriteEDRAMRawSRVDescriptor(D3D12_CPU_DESCRIPTOR_HANDLE handle);
void WriteEDRAMRawUAVDescriptor(D3D12_CPU_DESCRIPTOR_HANDLE handle);
void ClearBindings();
#if 0
@@ -506,6 +509,20 @@ class RenderTargetCache {
D3D12_RESOURCE_STATES edram_buffer_state_;
bool edram_buffer_cleared_;
// Non-shader-visible descriptor heap containing pre-created SRV and UAV
// descriptors of the EDRAM buffer, for faster binding (via copying rather
// than creation).
enum class EDRAMBufferDescriptorIndex : uint32_t {
kRawSRV,
kRawUAV,
// For ROV access primarily.
kUint32UAV,
kCount,
};
ID3D12DescriptorHeap* edram_buffer_descriptor_heap_ = nullptr;
D3D12_CPU_DESCRIPTOR_HANDLE edram_buffer_descriptor_heap_start_;
// EDRAM root signatures.
ID3D12RootSignature* edram_load_store_root_signature_ = nullptr;
ID3D12RootSignature* edram_clear_root_signature_ = nullptr;