1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
|
// Copyright 2018 yuzu Emulator Project
// Licensed under GPLv2 or any later version
// Refer to the license.txt file included.
#pragma once
#include <array>
#include <memory>
#include "common/common_types.h"
#include "video_core/buffer_cache/buffer_cache.h"
#include "video_core/engines/maxwell_3d.h"
#include "video_core/rasterizer_cache.h"
#include "video_core/renderer_opengl/gl_resource_manager.h"
#include "video_core/renderer_opengl/gl_stream_buffer.h"
namespace Core {
class System;
}
namespace OpenGL {
class Device;
class OGLStreamBuffer;
class RasterizerOpenGL;
class CachedBufferBlock;
using Buffer = std::shared_ptr<CachedBufferBlock>;
using GenericBufferCache = VideoCommon::BufferCache<Buffer, GLuint, OGLStreamBuffer>;
class CachedBufferBlock : public VideoCommon::BufferBlock {
public:
explicit CachedBufferBlock(VAddr cpu_addr, const std::size_t size);
~CachedBufferBlock();
const GLuint* GetHandle() const {
return &gl_buffer.handle;
}
private:
OGLBuffer gl_buffer{};
};
class OGLBufferCache final : public GenericBufferCache {
public:
explicit OGLBufferCache(RasterizerOpenGL& rasterizer, Core::System& system,
const Device& device, std::size_t stream_size);
~OGLBufferCache();
const GLuint* GetEmptyBuffer(std::size_t) override;
void Acquire() noexcept {
cbuf_cursor = 0;
}
protected:
Buffer CreateBlock(VAddr cpu_addr, std::size_t size) override;
void WriteBarrier() override;
const GLuint* ToHandle(const Buffer& buffer) override;
void UploadBlockData(const Buffer& buffer, std::size_t offset, std::size_t size,
const u8* data) override;
void DownloadBlockData(const Buffer& buffer, std::size_t offset, std::size_t size,
u8* data) override;
void CopyBlock(const Buffer& src, const Buffer& dst, std::size_t src_offset,
std::size_t dst_offset, std::size_t size) override;
BufferInfo ConstBufferUpload(const void* raw_pointer, std::size_t size) override;
private:
std::size_t cbuf_cursor = 0;
std::array<GLuint, Tegra::Engines::Maxwell3D::Regs::MaxConstBuffers *
Tegra::Engines::Maxwell3D::Regs::MaxShaderProgram>
cbufs;
};
} // namespace OpenGL
|
