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
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
|
// Copyright 2009 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <algorithm>
#include <atomic>
#include <mutex>
#include <string>
#include "Common/CommonTypes.h"
#include "Common/FileUtil.h"
#include "Common/Logging/Log.h"
#include "Common/StringUtil.h"
#include "Core/ConfigManager.h"
#include "Core/HW/Memmap.h"
#include "VideoBackends/Software/EfbCopy.h"
#include "VideoBackends/Software/SWOGLWindow.h"
#include "VideoBackends/Software/SWRenderer.h"
#include "VideoCommon/BoundingBox.h"
#include "VideoCommon/Fifo.h"
#include "VideoCommon/ImageWrite.h"
#include "VideoCommon/OnScreenDisplay.h"
#include "VideoCommon/VideoConfig.h"
static u8* s_xfbColorTexture[2];
static int s_currentColorTexture = 0;
SWRenderer::~SWRenderer()
{
delete[] s_xfbColorTexture[0];
delete[] s_xfbColorTexture[1];
}
void SWRenderer::Init()
{
s_xfbColorTexture[0] = new u8[MAX_XFB_WIDTH * MAX_XFB_HEIGHT * 4];
s_xfbColorTexture[1] = new u8[MAX_XFB_WIDTH * MAX_XFB_HEIGHT * 4];
s_currentColorTexture = 0;
}
void SWRenderer::Shutdown()
{
g_Config.bRunning = false;
UpdateActiveConfig();
}
void SWRenderer::RenderText(const std::string& pstr, int left, int top, u32 color)
{
SWOGLWindow::s_instance->PrintText(pstr, left, top, color);
}
u8* SWRenderer::GetNextColorTexture()
{
return s_xfbColorTexture[!s_currentColorTexture];
}
u8* SWRenderer::GetCurrentColorTexture()
{
return s_xfbColorTexture[s_currentColorTexture];
}
void SWRenderer::SwapColorTexture()
{
s_currentColorTexture = !s_currentColorTexture;
}
void SWRenderer::UpdateColorTexture(EfbInterface::yuv422_packed* xfb, u32 fbWidth, u32 fbHeight)
{
if (fbWidth * fbHeight > MAX_XFB_WIDTH * MAX_XFB_HEIGHT)
{
ERROR_LOG(VIDEO, "Framebuffer is too large: %ix%i", fbWidth, fbHeight);
return;
}
u32 offset = 0;
u8* TexturePointer = GetNextColorTexture();
for (u16 y = 0; y < fbHeight; y++)
{
for (u16 x = 0; x < fbWidth; x += 2)
{
// We do this one color sample (aka 2 RGB pixles) at a time
int Y1 = xfb[x].Y - 16;
int Y2 = xfb[x + 1].Y - 16;
int U = int(xfb[x].UV) - 128;
int V = int(xfb[x + 1].UV) - 128;
// We do the inverse BT.601 conversion for YCbCr to RGB
// http://www.equasys.de/colorconversion.html#YCbCr-RGBColorFormatConversion
TexturePointer[offset++] = MathUtil::Clamp(int(1.164f * Y1 + 1.596f * V), 0, 255);
TexturePointer[offset++] =
MathUtil::Clamp(int(1.164f * Y1 - 0.392f * U - 0.813f * V), 0, 255);
TexturePointer[offset++] = MathUtil::Clamp(int(1.164f * Y1 + 2.017f * U), 0, 255);
TexturePointer[offset++] = 255;
TexturePointer[offset++] = MathUtil::Clamp(int(1.164f * Y2 + 1.596f * V), 0, 255);
TexturePointer[offset++] =
MathUtil::Clamp(int(1.164f * Y2 - 0.392f * U - 0.813f * V), 0, 255);
TexturePointer[offset++] = MathUtil::Clamp(int(1.164f * Y2 + 2.017f * U), 0, 255);
TexturePointer[offset++] = 255;
}
xfb += fbWidth;
}
SwapColorTexture();
}
// Called on the GPU thread
void SWRenderer::SwapImpl(u32 xfbAddr, u32 fbWidth, u32 fbStride, u32 fbHeight,
const EFBRectangle& rc, u64 ticks, float Gamma)
{
if (g_ActiveConfig.bUseXFB)
{
EfbInterface::yuv422_packed* xfb = (EfbInterface::yuv422_packed*)Memory::GetPointer(xfbAddr);
UpdateColorTexture(xfb, fbWidth, fbHeight);
}
else
{
EfbInterface::BypassXFB(GetCurrentColorTexture(), fbWidth, fbHeight, rc, Gamma);
}
// Save screenshot
if (s_bScreenshot)
{
std::lock_guard<std::mutex> lk(s_criticalScreenshot);
if (TextureToPng(GetCurrentColorTexture(), fbWidth * 4, s_sScreenshotName, fbWidth, fbHeight,
false))
OSD::AddMessage("Screenshot saved to " + s_sScreenshotName);
// Reset settings
s_sScreenshotName.clear();
s_bScreenshot = false;
s_screenshotCompleted.Set();
}
if (SConfig::GetInstance().m_DumpFrames)
{
static int frame_index = 0;
TextureToPng(GetCurrentColorTexture(), fbWidth * 4,
StringFromFormat("%sframe%i_color.png",
File::GetUserPath(D_DUMPFRAMES_IDX).c_str(), frame_index),
fbWidth, fbHeight, true);
frame_index++;
}
OSD::DoCallbacks(OSD::CallbackType::OnFrame);
DrawDebugText();
SWOGLWindow::s_instance->ShowImage(GetCurrentColorTexture(), fbWidth * 4, fbWidth, fbHeight, 1.0);
UpdateActiveConfig();
// virtual XFB is not supported
if (g_ActiveConfig.bUseXFB)
g_ActiveConfig.bUseRealXFB = true;
}
u32 SWRenderer::AccessEFB(EFBAccessType type, u32 x, u32 y, u32 InputData)
{
u32 value = 0;
switch (type)
{
case PEEK_Z:
{
value = EfbInterface::GetDepth(x, y);
break;
}
case PEEK_COLOR:
{
const u32 color = EfbInterface::GetColor(x, y);
// rgba to argb
value = (color >> 8) | (color & 0xff) << 24;
break;
}
default:
break;
}
return value;
}
u16 SWRenderer::BBoxRead(int index)
{
return BoundingBox::coords[index];
}
void SWRenderer::BBoxWrite(int index, u16 value)
{
BoundingBox::coords[index] = value;
}
TargetRectangle SWRenderer::ConvertEFBRectangle(const EFBRectangle& rc)
{
TargetRectangle result;
result.left = rc.left;
result.top = rc.top;
result.right = rc.right;
result.bottom = rc.bottom;
return result;
}
void SWRenderer::ClearScreen(const EFBRectangle& rc, bool colorEnable, bool alphaEnable,
bool zEnable, u32 color, u32 z)
{
EfbCopy::ClearEfb();
}
|
