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
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
|
// Copyright 2010 Dolphin Emulator Project
// Licensed under GPLv2+
// Refer to the license.txt file included.
#include <string>
#include "Common/CommonTypes.h"
#include "Common/FileUtil.h"
#include "Common/MsgHandler.h"
#include "Common/StringUtil.h"
#include "Core/ConfigManager.h"
#include "Core/Host.h"
#include "VideoBackends/D3D/D3DBase.h"
#include "VideoBackends/D3D/D3DShader.h"
#include "VideoBackends/D3D/D3DState.h"
#include "VideoBackends/D3D/PixelShaderCache.h"
#include "VideoCommon/Debugger.h"
#include "VideoCommon/PixelShaderGen.h"
#include "VideoCommon/VideoConfig.h"
namespace DX11
{
ID3D11PixelShader* s_ColorCopyProgram[2] = {nullptr};
ID3D11PixelShader* s_ClearProgram = nullptr;
ID3D11PixelShader* s_AnaglyphProgram = nullptr;
ID3D11PixelShader* s_DepthResolveProgram = nullptr;
ID3D11PixelShader* s_rgba6_to_rgb8[2] = {nullptr};
ID3D11PixelShader* s_rgb8_to_rgba6[2] = {nullptr};
const char clear_program_code[] = {"void main(\n"
"out float4 ocol0 : SV_Target,\n"
"in float4 pos : SV_Position,\n"
"in float4 incol0 : COLOR0){\n"
"ocol0 = incol0;\n"
"}\n"};
// TODO: Find some way to avoid having separate shaders for non-MSAA and MSAA...
const char color_copy_program_code[] = {"sampler samp0 : register(s0);\n"
"Texture2DArray Tex0 : register(t0);\n"
"void main(\n"
"out float4 ocol0 : SV_Target,\n"
"in float4 pos : SV_Position,\n"
"in float3 uv0 : TEXCOORD0){\n"
"ocol0 = Tex0.Sample(samp0,uv0);\n"
"}\n"};
// Anaglyph Red-Cyan shader based on Dubois algorithm
// Constants taken from the paper:
// "Conversion of a Stereo Pair to Anaglyph with
// the Least-Squares Projection Method"
// Eric Dubois, March 2009
const char anaglyph_program_code[] = {"sampler samp0 : register(s0);\n"
"Texture2DArray Tex0 : register(t0);\n"
"void main(\n"
"out float4 ocol0 : SV_Target,\n"
"in float4 pos : SV_Position,\n"
"in float3 uv0 : TEXCOORD0){\n"
"float4 c0 = Tex0.Sample(samp0, float3(uv0.xy, 0.0));\n"
"float4 c1 = Tex0.Sample(samp0, float3(uv0.xy, 1.0));\n"
"float3x3 l = float3x3( 0.437, 0.449, 0.164,\n"
" -0.062,-0.062,-0.024,\n"
" -0.048,-0.050,-0.017);\n"
"float3x3 r = float3x3(-0.011,-0.032,-0.007,\n"
" 0.377, 0.761, 0.009,\n"
" -0.026,-0.093, 1.234);\n"
"ocol0 = float4(mul(l, c0.rgb) + mul(r, c1.rgb), c0.a);\n"
"}\n"};
// TODO: Improve sampling algorithm!
const char color_copy_program_code_msaa[] = {
"#define SAMPLES %d\n"
"sampler samp0 : register(s0);\n"
"Texture2DMSArray<float4, SAMPLES> Tex0 : register(t0);\n"
"void main(\n"
"out float4 ocol0 : SV_Target,\n"
"in float4 pos : SV_Position,\n"
"in float3 uv0 : TEXCOORD0){\n"
"int width, height, slices, samples;\n"
"Tex0.GetDimensions(width, height, slices, samples);\n"
"ocol0 = 0;\n"
"for(int i = 0; i < SAMPLES; ++i)\n"
" ocol0 += Tex0.Load(int3(uv0.x*(width), uv0.y*(height), uv0.z), i);\n"
"ocol0 /= SAMPLES;\n"
"}\n"};
const char depth_resolve_program[] = {
"#define SAMPLES %d\n"
"Texture2DMSArray<float4, SAMPLES> Tex0 : register(t0);\n"
"void main(\n"
" out float ocol0 : SV_Target,\n"
" in float4 pos : SV_Position,\n"
" in float3 uv0 : TEXCOORD0)\n"
"{\n"
" int width, height, slices, samples;\n"
" Tex0.GetDimensions(width, height, slices, samples);\n"
" ocol0 = Tex0.Load(int3(uv0.x*(width), uv0.y*(height), uv0.z), 0).x;\n"
" for(int i = 1; i < SAMPLES; ++i)\n"
" ocol0 = min(ocol0, Tex0.Load(int3(uv0.x*(width), uv0.y*(height), uv0.z), i).x);\n"
"}\n"};
const char reint_rgba6_to_rgb8[] = {"sampler samp0 : register(s0);\n"
"Texture2DArray Tex0 : register(t0);\n"
"void main(\n"
" out float4 ocol0 : SV_Target,\n"
" in float4 pos : SV_Position,\n"
" in float3 uv0 : TEXCOORD0)\n"
"{\n"
" int4 src6 = round(Tex0.Sample(samp0,uv0) * 63.f);\n"
" int4 dst8;\n"
" dst8.r = (src6.r << 2) | (src6.g >> 4);\n"
" dst8.g = ((src6.g & 0xF) << 4) | (src6.b >> 2);\n"
" dst8.b = ((src6.b & 0x3) << 6) | src6.a;\n"
" dst8.a = 255;\n"
" ocol0 = (float4)dst8 / 255.f;\n"
"}"};
const char reint_rgba6_to_rgb8_msaa[] = {
"#define SAMPLES %d\n"
"sampler samp0 : register(s0);\n"
"Texture2DMSArray<float4, SAMPLES> Tex0 : register(t0);\n"
"void main(\n"
" out float4 ocol0 : SV_Target,\n"
" in float4 pos : SV_Position,\n"
" in float3 uv0 : TEXCOORD0)\n"
"{\n"
" int width, height, slices, samples;\n"
" Tex0.GetDimensions(width, height, slices, samples);\n"
" float4 texcol = 0;\n"
" for (int i = 0; i < SAMPLES; ++i)\n"
" texcol += Tex0.Load(int3(uv0.x*(width), uv0.y*(height), uv0.z), i);\n"
" texcol /= SAMPLES;\n"
" int4 src6 = round(texcol * 63.f);\n"
" int4 dst8;\n"
" dst8.r = (src6.r << 2) | (src6.g >> 4);\n"
" dst8.g = ((src6.g & 0xF) << 4) | (src6.b >> 2);\n"
" dst8.b = ((src6.b & 0x3) << 6) | src6.a;\n"
" dst8.a = 255;\n"
" ocol0 = (float4)dst8 / 255.f;\n"
"}"};
const char reint_rgb8_to_rgba6[] = {"sampler samp0 : register(s0);\n"
"Texture2DArray Tex0 : register(t0);\n"
"void main(\n"
" out float4 ocol0 : SV_Target,\n"
" in float4 pos : SV_Position,\n"
" in float3 uv0 : TEXCOORD0)\n"
"{\n"
" int4 src8 = round(Tex0.Sample(samp0,uv0) * 255.f);\n"
" int4 dst6;\n"
" dst6.r = src8.r >> 2;\n"
" dst6.g = ((src8.r & 0x3) << 4) | (src8.g >> 4);\n"
" dst6.b = ((src8.g & 0xF) << 2) | (src8.b >> 6);\n"
" dst6.a = src8.b & 0x3F;\n"
" ocol0 = (float4)dst6 / 63.f;\n"
"}\n"};
const char reint_rgb8_to_rgba6_msaa[] = {
"#define SAMPLES %d\n"
"sampler samp0 : register(s0);\n"
"Texture2DMSArray<float4, SAMPLES> Tex0 : register(t0);\n"
"void main(\n"
" out float4 ocol0 : SV_Target,\n"
" in float4 pos : SV_Position,\n"
" in float3 uv0 : TEXCOORD0)\n"
"{\n"
" int width, height, slices, samples;\n"
" Tex0.GetDimensions(width, height, slices, samples);\n"
" float4 texcol = 0;\n"
" for (int i = 0; i < SAMPLES; ++i)\n"
" texcol += Tex0.Load(int3(uv0.x*(width), uv0.y*(height), uv0.z), i);\n"
" texcol /= SAMPLES;\n"
" int4 src8 = round(texcol * 255.f);\n"
" int4 dst6;\n"
" dst6.r = src8.r >> 2;\n"
" dst6.g = ((src8.r & 0x3) << 4) | (src8.g >> 4);\n"
" dst6.b = ((src8.g & 0xF) << 2) | (src8.b >> 6);\n"
" dst6.a = src8.b & 0x3F;\n"
" ocol0 = (float4)dst6 / 63.f;\n"
"}\n"};
ID3D11PixelShader* PixelShaderCache::ReinterpRGBA6ToRGB8(bool multisampled)
{
if (!multisampled || g_ActiveConfig.iMultisamples <= 1)
{
if (!s_rgba6_to_rgb8[0])
{
s_rgba6_to_rgb8[0] = D3D::CompileAndCreatePixelShader(reint_rgba6_to_rgb8);
CHECK(s_rgba6_to_rgb8[0], "Create RGBA6 to RGB8 pixel shader");
D3D::SetDebugObjectName(s_rgba6_to_rgb8[0], "RGBA6 to RGB8 pixel shader");
}
return s_rgba6_to_rgb8[0];
}
else if (!s_rgba6_to_rgb8[1])
{
// create MSAA shader for current AA mode
std::string buf = StringFromFormat(reint_rgba6_to_rgb8_msaa, g_ActiveConfig.iMultisamples);
s_rgba6_to_rgb8[1] = D3D::CompileAndCreatePixelShader(buf);
CHECK(s_rgba6_to_rgb8[1], "Create RGBA6 to RGB8 MSAA pixel shader");
D3D::SetDebugObjectName(s_rgba6_to_rgb8[1], "RGBA6 to RGB8 MSAA pixel shader");
}
return s_rgba6_to_rgb8[1];
}
ID3D11PixelShader* PixelShaderCache::ReinterpRGB8ToRGBA6(bool multisampled)
{
if (!multisampled || g_ActiveConfig.iMultisamples <= 1)
{
if (!s_rgb8_to_rgba6[0])
{
s_rgb8_to_rgba6[0] = D3D::CompileAndCreatePixelShader(reint_rgb8_to_rgba6);
CHECK(s_rgb8_to_rgba6[0], "Create RGB8 to RGBA6 pixel shader");
D3D::SetDebugObjectName(s_rgb8_to_rgba6[0], "RGB8 to RGBA6 pixel shader");
}
return s_rgb8_to_rgba6[0];
}
else if (!s_rgb8_to_rgba6[1])
{
// create MSAA shader for current AA mode
std::string buf = StringFromFormat(reint_rgb8_to_rgba6_msaa, g_ActiveConfig.iMultisamples);
s_rgb8_to_rgba6[1] = D3D::CompileAndCreatePixelShader(buf);
CHECK(s_rgb8_to_rgba6[1], "Create RGB8 to RGBA6 MSAA pixel shader");
D3D::SetDebugObjectName(s_rgb8_to_rgba6[1], "RGB8 to RGBA6 MSAA pixel shader");
}
return s_rgb8_to_rgba6[1];
}
ID3D11PixelShader* PixelShaderCache::GetColorCopyProgram(bool multisampled)
{
if (!multisampled || g_ActiveConfig.iMultisamples <= 1)
{
return s_ColorCopyProgram[0];
}
else if (s_ColorCopyProgram[1])
{
return s_ColorCopyProgram[1];
}
else
{
// create MSAA shader for current AA mode
std::string buf = StringFromFormat(color_copy_program_code_msaa, g_ActiveConfig.iMultisamples);
s_ColorCopyProgram[1] = D3D::CompileAndCreatePixelShader(buf);
CHECK(s_ColorCopyProgram[1] != nullptr, "Create color copy MSAA pixel shader");
D3D::SetDebugObjectName(s_ColorCopyProgram[1], "color copy MSAA pixel shader");
return s_ColorCopyProgram[1];
}
}
ID3D11PixelShader* PixelShaderCache::GetClearProgram()
{
return s_ClearProgram;
}
ID3D11PixelShader* PixelShaderCache::GetAnaglyphProgram()
{
return s_AnaglyphProgram;
}
ID3D11PixelShader* PixelShaderCache::GetDepthResolveProgram()
{
if (s_DepthResolveProgram != nullptr)
return s_DepthResolveProgram;
// create MSAA shader for current AA mode
std::string buf = StringFromFormat(depth_resolve_program, g_ActiveConfig.iMultisamples);
s_DepthResolveProgram = D3D::CompileAndCreatePixelShader(buf);
CHECK(s_DepthResolveProgram != nullptr, "Create depth matrix MSAA pixel shader");
D3D::SetDebugObjectName(s_DepthResolveProgram, "depth resolve pixel shader");
return s_DepthResolveProgram;
}
void PixelShaderCache::Init()
{
// used when drawing clear quads
s_ClearProgram = D3D::CompileAndCreatePixelShader(clear_program_code);
CHECK(s_ClearProgram != nullptr, "Create clear pixel shader");
D3D::SetDebugObjectName(s_ClearProgram, "clear pixel shader");
// used for anaglyph stereoscopy
s_AnaglyphProgram = D3D::CompileAndCreatePixelShader(anaglyph_program_code);
CHECK(s_AnaglyphProgram != nullptr, "Create anaglyph pixel shader");
D3D::SetDebugObjectName(s_AnaglyphProgram, "anaglyph pixel shader");
// used when copying/resolving the color buffer
s_ColorCopyProgram[0] = D3D::CompileAndCreatePixelShader(color_copy_program_code);
CHECK(s_ColorCopyProgram[0] != nullptr, "Create color copy pixel shader");
D3D::SetDebugObjectName(s_ColorCopyProgram[0], "color copy pixel shader");
}
// Used in Swap() when AA mode has changed
void PixelShaderCache::InvalidateMSAAShaders()
{
SAFE_RELEASE(s_ColorCopyProgram[1]);
SAFE_RELEASE(s_rgb8_to_rgba6[1]);
SAFE_RELEASE(s_rgba6_to_rgb8[1]);
SAFE_RELEASE(s_DepthResolveProgram);
}
void PixelShaderCache::Shutdown()
{
SAFE_RELEASE(s_ClearProgram);
SAFE_RELEASE(s_AnaglyphProgram);
SAFE_RELEASE(s_DepthResolveProgram);
for (int i = 0; i < 2; ++i)
{
SAFE_RELEASE(s_ColorCopyProgram[i]);
SAFE_RELEASE(s_rgba6_to_rgb8[i]);
SAFE_RELEASE(s_rgb8_to_rgba6[i]);
}
}
} // DX11
|
