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[D3D12] Memexport CPU readback, disabled by default

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Triang3l
2019-01-25 16:33:25 +03:00
parent 4a3245650f
commit ba7b6d6081
4 changed files with 94 additions and 3 deletions
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8
src/xenia/gpu/d3d12/d3d12_command_processor.h
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@@ -225,6 +225,10 @@ class D3D12CommandProcessor : public CommandProcessor {
// 32 bits per element.
static uint32_t GetSupportedMemExportFormatSize(ColorFormat format);
// Returns a buffer for reading GPU data back to the CPU. Assuming
// synchronizing immediately after use. Always in COPY_DEST state.
ID3D12Resource* RequestReadbackBuffer(uint32_t size);
bool cache_clear_requested_ = false;
std::unique_ptr<ui::d3d12::CommandList>
@@ -281,6 +285,10 @@ class D3D12CommandProcessor : public CommandProcessor {
D3D12_RESOURCE_STATES scratch_buffer_state_;
bool scratch_buffer_used_ = false;
static constexpr uint32_t kReadbackBufferSizeIncrement = 16 * 1024 * 1024;
ID3D12Resource* readback_buffer_ = nullptr;
uint32_t readback_buffer_size_ = 0;
uint32_t current_queue_frame_ = UINT32_MAX;
std::atomic<bool> pix_capture_requested_ = false;