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[D3D12] Upload buffer pool class

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Triang3l
2018-07-29 00:56:26 +03:00
parent ae7ff58f81
commit b567b9e9cc
4 changed files with 273 additions and 132 deletions
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15
src/xenia/gpu/d3d12/shared_memory.h
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@@ -10,11 +10,13 @@
#ifndef XENIA_GPU_D3D12_SHARED_MEMORY_H_
#define XENIA_GPU_D3D12_SHARED_MEMORY_H_
#include <memory>
#include <mutex>
#include "xenia/memory.h"
#include "xenia/ui/d3d12/d3d12_api.h"
#include "xenia/ui/d3d12/d3d12_context.h"
#include "xenia/ui/d3d12/pools.h"
namespace xe {
namespace gpu {
@@ -100,19 +102,8 @@ class SharedMemory {
// Pages that need to be uploaded in this frame (that are used but modified).
std::vector<uint64_t> upload_pages_;
static constexpr uint32_t kUploadBufferSize = 4 * 1024 * 1024;
struct UploadBuffer {
ID3D12Resource* buffer;
// Next free or submitted upload buffer.
UploadBuffer* next;
// When this buffer was submitted (only valid for submitted buffers).
uint64_t submit_frame;
};
// Buffers are moved to available in BeginFrame and to submitted in EndFrame.
UploadBuffer* upload_buffer_submitted_first_ = nullptr;
UploadBuffer* upload_buffer_submitted_last_ = nullptr;
UploadBuffer* upload_buffer_available_first_ = nullptr;
uint32_t NextUploadRange(uint32_t search_start, uint32_t& length) const;
std::unique_ptr<ui::d3d12::UploadBufferPool> upload_buffer_pool_ = nullptr;
void TransitionBuffer(D3D12_RESOURCE_STATES new_state,
ID3D12GraphicsCommandList* command_list);