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[D3D12] Context Begin/EndSwap

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This commit is contained in:
Triang3l
2018-07-19 18:28:07 +03:00
parent 14bfac3ebd
commit 0ded51f894
3 changed files with 220 additions and 10 deletions
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25
src/xenia/ui/d3d12/d3d12_context.h
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@@ -10,6 +10,7 @@
#ifndef XENIA_UI_D3D12_D3D12_CONTEXT_H_
#define XENIA_UI_D3D12_D3D12_CONTEXT_H_
#include "xenia/ui/d3d12/command_list.h"
#include "xenia/ui/d3d12/cpu_fence.h"
#include "xenia/ui/d3d12/d3d12_api.h"
#include "xenia/ui/graphics_context.h"
@@ -30,11 +31,26 @@ class D3D12Context : public GraphicsContext {
bool WasLost() override { return context_lost_; }
void BeginSwap() override;
void EndSwap() override;
std::unique_ptr<RawImage> Capture() override;
// The count of copies of transient objects (like command lists, dynamic
// descriptor heaps) that must be kept when rendering with this context.
static constexpr uint32_t kFrameQueueLength = 3;
uint32_t GetCurrentQueueFrame() { return current_queue_frame_; }
void AwaitAllFramesCompletion();
static constexpr DXGI_FORMAT kSwapChainFormat = DXGI_FORMAT_R8G8B8A8_UNORM;
ID3D12Resource* GetSwapChainBuffer(uint32_t buffer_index) const {
return swap_chain_buffers_[buffer_index];
}
uint32_t GetSwapChainBackBufferIndex() const {
return swap_chain_back_buffer_index_;
}
D3D12_CPU_DESCRIPTOR_HANDLE GetSwapChainBufferRTV(
uint32_t buffer_index) const;
private:
friend class D3D12Provider;
@@ -43,17 +59,26 @@ class D3D12Context : public GraphicsContext {
private:
bool Initialize();
bool InitializeSwapChainBuffers();
void Shutdown();
bool initialized_fully_ = false;
bool context_lost_ = false;
uint32_t current_queue_frame_ = 0;
std::unique_ptr<CPUFence> fences_[kFrameQueueLength] = {};
static constexpr uint32_t kSwapChainBufferCount = 3;
IDXGISwapChain3* swap_chain_ = nullptr;
uint32_t swap_chain_width_ = 0, swap_chain_height_ = 0;
ID3D12Resource* swap_chain_buffers_[kSwapChainBufferCount] = {};
uint32_t swap_chain_back_buffer_index_ = 0;
ID3D12DescriptorHeap* swap_chain_rtv_heap_ = nullptr;
D3D12_CPU_DESCRIPTOR_HANDLE swap_chain_rtv_heap_start_;
std::unique_ptr<CommandList> swap_command_lists_begin_[kFrameQueueLength] =
{};
std::unique_ptr<CommandList> swap_command_lists_end_[kFrameQueueLength] = {};
std::unique_ptr<D3D12ImmediateDrawer> immediate_drawer_ = nullptr;
};