summaryrefslogtreecommitdiff
path: root/Source/Core/VideoBackends/Software/SWmain.cpp
blob: d1f9ac3bb0a5359c191986098fd5b8174320107f (plain)
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
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
// Copyright 2009 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.

#include <memory>
#include <string>
#include <utility>

#include "Common/CommonTypes.h"

#include "VideoBackends/Software/Clipper.h"
#include "VideoBackends/Software/DebugUtil.h"
#include "VideoBackends/Software/EfbCopy.h"
#include "VideoBackends/Software/EfbInterface.h"
#include "VideoBackends/Software/Rasterizer.h"
#include "VideoBackends/Software/SWOGLWindow.h"
#include "VideoBackends/Software/SWRenderer.h"
#include "VideoBackends/Software/SWTexture.h"
#include "VideoBackends/Software/SWVertexLoader.h"
#include "VideoBackends/Software/VideoBackend.h"

#include "VideoCommon/FramebufferManagerBase.h"
#include "VideoCommon/OnScreenDisplay.h"
#include "VideoCommon/TextureCacheBase.h"
#include "VideoCommon/VideoCommon.h"
#include "VideoCommon/VideoConfig.h"

#define VSYNC_ENABLED 0

namespace SW
{
class PerfQuery : public PerfQueryBase
{
public:
  PerfQuery() {}
  ~PerfQuery() {}
  void EnableQuery(PerfQueryGroup type) override {}
  void DisableQuery(PerfQueryGroup type) override {}
  void ResetQuery() override
  {
    memset(EfbInterface::perf_values, 0, sizeof(EfbInterface::perf_values));
  }
  u32 GetQueryResult(PerfQueryType type) override { return EfbInterface::perf_values[type]; }
  void FlushResults() override {}
  bool IsFlushed() const override { return true; }
};

class TextureCache : public TextureCacheBase
{
public:
  bool CompileShaders() override { return true; }
  void DeleteShaders() override {}
  void ConvertTexture(TCacheEntry* entry, TCacheEntry* unconverted, const void* palette,
                      TLUTFormat format) override
  {
  }
  void CopyEFB(u8* dst, const EFBCopyParams& params, u32 native_width, u32 bytes_per_row,
               u32 num_blocks_y, u32 memory_stride, const EFBRectangle& src_rect,
               bool scale_by_half) override
  {
    EfbCopy::CopyEfb();
  }

private:
  std::unique_ptr<AbstractTexture> CreateTexture(const TextureConfig& config) override
  {
    return std::make_unique<SWTexture>(config);
  }

  void CopyEFBToCacheEntry(TCacheEntry* entry, bool is_depth_copy, const EFBRectangle& src_rect,
                           bool scale_by_half, unsigned int cbuf_id, const float* colmat) override
  {
    EfbCopy::CopyEfb();
  }
};

class XFBSource : public XFBSourceBase
{
  void DecodeToTexture(u32 xfbAddr, u32 fbWidth, u32 fbHeight) override {}
  void CopyEFB(float Gamma) override {}
};

class FramebufferManager : public FramebufferManagerBase
{
  std::unique_ptr<XFBSourceBase> CreateXFBSource(unsigned int target_width,
                                                 unsigned int target_height,
                                                 unsigned int layers) override
  {
    return std::make_unique<XFBSource>();
  }

  std::pair<u32, u32> GetTargetSize() const override { return std::make_pair(0, 0); }
  void CopyToRealXFB(u32 xfbAddr, u32 fbStride, u32 fbHeight, const EFBRectangle& sourceRc,
                     float Gamma = 1.0f) override
  {
    EfbCopy::CopyEfb();
  }
};

std::string VideoSoftware::GetName() const
{
  return "Software Renderer";
}

std::string VideoSoftware::GetDisplayName() const
{
  return "Software Renderer";
}

void VideoSoftware::InitBackendInfo()
{
  g_Config.backend_info.api_type = APIType::Nothing;
  g_Config.backend_info.MaxTextureSize = 16384;
  g_Config.backend_info.bSupports3DVision = false;
  g_Config.backend_info.bSupportsDualSourceBlend = true;
  g_Config.backend_info.bSupportsEarlyZ = true;
  g_Config.backend_info.bSupportsOversizedViewports = true;
  g_Config.backend_info.bSupportsPrimitiveRestart = false;
  g_Config.backend_info.bSupportsMultithreading = false;
  g_Config.backend_info.bSupportsComputeShaders = false;
  g_Config.backend_info.bSupportsInternalResolutionFrameDumps = false;
  g_Config.backend_info.bSupportsGPUTextureDecoding = false;
  g_Config.backend_info.bSupportsST3CTextures = false;
  g_Config.backend_info.bSupportsBPTCTextures = false;

  // aamodes
  g_Config.backend_info.AAModes = {1};
}

bool VideoSoftware::Initialize(void* window_handle)
{
  InitBackendInfo();
  InitializeShared();

  SWOGLWindow::Init(window_handle);

  Clipper::Init();
  Rasterizer::Init();
  SWRenderer::Init();
  DebugUtil::Init();

  return true;
}

void VideoSoftware::Shutdown()
{
  SWOGLWindow::Shutdown();

  ShutdownShared();
}

void VideoSoftware::Video_Cleanup()
{
  CleanupShared();

  SWRenderer::Shutdown();
  DebugUtil::Shutdown();
  // The following calls are NOT Thread Safe
  // And need to be called from the video thread
  SWRenderer::Shutdown();
  g_framebuffer_manager.reset();
  g_texture_cache.reset();
  g_perf_query.reset();
  g_vertex_manager.reset();
  g_renderer.reset();
}

// This is called after Video_Initialize() from the Core
void VideoSoftware::Video_Prepare()
{
  g_renderer = std::make_unique<SWRenderer>();
  g_vertex_manager = std::make_unique<SWVertexLoader>();
  g_perf_query = std::make_unique<PerfQuery>();
  g_texture_cache = std::make_unique<TextureCache>();
  SWRenderer::Init();
  g_framebuffer_manager = std::make_unique<FramebufferManager>();
}

unsigned int VideoSoftware::PeekMessages()
{
  return SWOGLWindow::s_instance->PeekMessages();
}
}