292f9317 |
1 | /* |
2 | Copyright (C) 2003 Rice1964 |
3 | |
4 | This program is free software; you can redistribute it and/or |
5 | modify it under the terms of the GNU General Public License |
6 | as published by the Free Software Foundation; either version 2 |
7 | of the License, or (at your option) any later version. |
8 | |
9 | This program is distributed in the hope that it will be useful, |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
12 | GNU General Public License for more details. |
13 | |
14 | You should have received a copy of the GNU General Public License |
15 | along with this program; if not, write to the Free Software |
16 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. |
17 | */ |
18 | |
19 | #include "OGLDebug.h" |
20 | #include "OGLES2FragmentShaders.h" |
21 | #include "OGLRender.h" |
22 | #include "OGLGraphicsContext.h" |
23 | #include "OGLTexture.h" |
24 | |
25 | #define ALPHA_TEST " if(gl_FragColor.a < AlphaRef) discard; \n" |
26 | //#define ALPHA_TEST |
0c9dca78 |
27 | #define ENABLE true |
28 | #define DISABLE false |
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29 | |
30 | GLuint vertexProgram = 9999; |
31 | const char *vertexShader = |
32 | "#version " GLSL_VERSION "\n" |
33 | "attribute mediump vec4 aPosition; \n"\ |
34 | "attribute lowp vec4 aColor; \n"\ |
35 | "attribute lowp vec2 aTexCoord0; \n"\ |
36 | "attribute lowp vec2 aTexCoord1; \n"\ |
37 | "attribute lowp vec2 aAtlasTransform; \n"\ |
ea03ad21 |
38 | "attribute mediump float aFogCoord; \n"\ |
292f9317 |
39 | " \n"\ |
292f9317 |
40 | "varying lowp float vFactor; \n"\ |
41 | "varying lowp vec4 vShadeColor; \n"\ |
42 | "varying mediump vec2 vTexCoord0; \n"\ |
43 | "varying lowp vec2 vTexCoord1; \n"\ |
44 | "varying lowp float vFog; \n"\ |
45 | " \n"\ |
46 | "void main() \n"\ |
47 | "{ \n"\ |
48 | "gl_Position = aPosition; //gl_Position.z = max(0.0,gl_Position.z); \n"\ |
49 | "vShadeColor = aColor; \n"\ |
50 | "vTexCoord0 = aTexCoord0; \n"\ |
51 | "vTexCoord1 = aTexCoord1; \n"\ |
ea03ad21 |
52 | "vFog = clamp((FogMinMax[1] - aFogCoord)/(FogMinMax[1]-FogMinMax[0]),0.0,1.0); \n"\ |
292f9317 |
53 | " \n"\ |
54 | "} \n"\ |
55 | " \n"; |
56 | |
57 | const char *fragmentHeader = |
58 | "#define saturate(x) clamp( x, 0.0, 1.0 ) \n"\ |
59 | "precision lowp float; \n"\ |
60 | "#ifdef NEED_TEX0 \n"\ |
61 | "uniform sampler2D uTex0; \n"\ |
62 | "#endif \n"\ |
63 | " \n"\ |
64 | "#ifdef NEED_TEX1 \n"\ |
65 | "uniform sampler2D uTex1; \n"\ |
66 | "#endif \n"\ |
67 | " \n"\ |
68 | "uniform vec4 EnvColor; \n"\ |
69 | "uniform vec4 PrimColor; \n"\ |
70 | "uniform vec4 EnvFrac; \n"\ |
71 | "uniform vec4 PrimFrac; \n"\ |
72 | "uniform float AlphaRef; \n"\ |
73 | "uniform vec4 FogColor; \n"\ |
0c9dca78 |
74 | "uniform vec2 FogMinMax; \n"\ |
292f9317 |
75 | " \n"\ |
292f9317 |
76 | "varying lowp vec4 vShadeColor; \n"\ |
77 | "varying mediump vec2 vTexCoord0; \n"\ |
78 | "varying lowp vec2 vTexCoord1; \n"\ |
292f9317 |
79 | " \n"\ |
80 | "void main() \n"\ |
81 | "{ \n"\ |
82 | "vec4 comb,comb2; \n"\ |
83 | " \n"\ |
ea03ad21 |
84 | "#ifdef NEED_TEX0 \n"\ |
292f9317 |
85 | "vec4 t0 = texture2D(uTex0,vTexCoord0); \n"\ |
86 | "#endif \n"\ |
87 | " \n"\ |
88 | "#ifdef NEED_TEX1 \n"\ |
89 | "vec4 t1 = texture2D(uTex1,vTexCoord1); \n"\ |
90 | "#endif \n"; |
91 | |
92 | const char *fragmentFooter = |
93 | " \n"\ |
94 | "#ifdef FOG \n"\ |
ea03ad21 |
95 | "gl_FragColor.rgb = mix(FogColor.rgb,comb.rgb,vFog); \n"\ |
96 | "gl_FragColor.a = comb.a; \n"\ |
97 | "#else \n"\ |
98 | "gl_FragColor = comb; \n"\ |
99 | "#endif \n"\ |
100 | " \n"\ |
101 | "#ifdef ALPHA_TEST \n"\ |
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102 | ALPHA_TEST |
ea03ad21 |
103 | "#endif \n"\ |
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104 | "} \n"; |
105 | |
106 | //Fragment shader for InitCycleCopy |
107 | const char *fragmentCopy = |
108 | "#version " GLSL_VERSION "\n"\ |
109 | "precision lowp float; \n"\ |
110 | "uniform sampler2D uTex0; \n"\ |
111 | "uniform float AlphaRef; \n"\ |
112 | "varying lowp vec2 vTexCoord0; \n"\ |
113 | "void main() \n"\ |
114 | "{ \n"\ |
115 | " gl_FragColor = texture2D(uTex0,vTexCoord0).bgra; \n"\ |
116 | ALPHA_TEST |
117 | "}"; |
118 | |
119 | GLuint copyProgram,copyAlphaLocation; |
120 | |
121 | //Fragment shader for InitCycleFill |
122 | const char *fragmentFill = |
123 | "#version " GLSL_VERSION "\n"\ |
124 | "precision lowp float; \n" |
125 | "uniform vec4 uColor; \n" |
126 | "void main() \n" |
127 | "{ \n" |
128 | " gl_FragColor = uColor; \n" |
129 | "}"; |
130 | |
131 | GLuint fillProgram,fillColorLocation; |
132 | |
133 | COGLFragmentShaderCombiner::COGLFragmentShaderCombiner(CRender *pRender) |
134 | : COGLColorCombiner(pRender) |
135 | { |
136 | m_bShaderIsSupported = true; |
137 | } |
138 | COGLFragmentShaderCombiner::~COGLFragmentShaderCombiner() |
139 | { |
140 | } |
141 | |
142 | bool COGLFragmentShaderCombiner::Initialize(void) |
143 | { |
144 | if( !COGLColorCombiner::Initialize() ) |
145 | return false; |
146 | |
147 | COGLGraphicsContext *pcontext = (COGLGraphicsContext *)(CGraphicsContext::g_pGraphicsContext); |
148 | // if( pcontext->IsExtensionSupported("GL_fragment_shader") ) |
149 | // { |
150 | m_bShaderIsSupported = true; |
151 | // } |
152 | |
153 | return true; |
154 | } |
155 | |
156 | void COGLFragmentShaderCombiner::InitCombinerCycle12(void) |
157 | { |
158 | } |
159 | void COGLFragmentShaderCombiner::DisableCombiner(void) |
160 | { |
161 | COGLColorCombiner::DisableCombiner(); |
162 | } |
163 | |
164 | void COGLFragmentShaderCombiner::InitCombinerCycleCopy(void) |
165 | { |
166 | COGLColorCombiner::InitCombinerCycleCopy(); |
167 | } |
168 | |
169 | void COGLFragmentShaderCombiner::InitCombinerCycleFill(void) |
170 | { |
171 | COGLColorCombiner::InitCombinerCycleFill(); |
172 | } |
173 | void COGLFragmentShaderCombiner::InitCombinerBlenderForSimpleTextureDraw(uint32 tile) |
174 | { |
175 | COGLColorCombiner::InitCombinerBlenderForSimpleTextureDraw(tile); |
176 | } |
177 | |
178 | #ifdef DEBUGGER |
179 | void COGLFragmentShaderCombiner::DisplaySimpleMuxString(void) |
180 | { |
181 | COGLColorCombiner::DisplaySimpleMuxString(); |
182 | } |
183 | #endif |
184 | |
185 | |
186 | |
187 | COGL_FragmentProgramCombiner::COGL_FragmentProgramCombiner(CRender *pRender) |
188 | : COGLColorCombiner4(pRender) |
189 | { |
190 | delete m_pDecodedMux; |
191 | m_pDecodedMux = new DecodedMuxForPixelShader; |
192 | m_bFragmentProgramIsSupported = true; |
193 | m_AlphaRef = 0.0f; |
ea03ad21 |
194 | bAlphaTestState = false; |
195 | bAlphaTestPreviousState = false; |
196 | bFogState = false; |
197 | bFogPreviousState = false; |
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198 | |
199 | //Create shaders for fill and copy |
200 | GLint success; |
201 | GLuint vs,fs; |
202 | copyProgram = glCreateProgram(); |
203 | vs = glCreateShader(GL_VERTEX_SHADER); |
204 | glShaderSource(vs,1,&vertexShader,NULL); |
205 | glCompileShader(vs); |
206 | |
207 | glGetShaderiv(vs,GL_COMPILE_STATUS,&success); |
208 | if(!success) |
209 | { |
210 | char log[1024]; |
211 | glGetShaderInfoLog(vs,1024,NULL,log); |
212 | printf("%s\n",log); |
213 | } |
214 | |
215 | fs = glCreateShader(GL_FRAGMENT_SHADER); |
216 | glShaderSource(fs,1,&fragmentCopy,NULL); |
217 | glCompileShader(fs); |
218 | |
219 | glGetShaderiv(fs,GL_COMPILE_STATUS,&success); |
220 | if(!success) |
221 | { |
222 | char log[1024]; |
223 | glGetShaderInfoLog(fs,1024,NULL,log); |
224 | printf("%s\n",log); |
225 | } |
226 | |
227 | glAttachShader(copyProgram,vs); |
228 | glAttachShader(copyProgram,fs); |
229 | |
230 | glBindAttribLocation(copyProgram,VS_TEXCOORD0,"aTexCoord0"); |
231 | OPENGL_CHECK_ERRORS; |
232 | glBindAttribLocation(copyProgram,VS_POSITION,"aPosition"); |
233 | OPENGL_CHECK_ERRORS; |
234 | |
235 | glLinkProgram(copyProgram); |
236 | copyAlphaLocation = glGetUniformLocation(copyProgram,"AlphaRef"); |
237 | glGetProgramiv(copyProgram,GL_LINK_STATUS,&success); |
238 | if(!success) |
239 | { |
240 | char log[1024]; |
241 | glGetProgramInfoLog(copyProgram,1024,NULL,log); |
242 | printf("%s\n",log); |
243 | } |
244 | |
245 | glDeleteShader(fs); |
246 | |
247 | //Fill shader |
248 | fs = glCreateShader(GL_FRAGMENT_SHADER); |
249 | glShaderSource(fs,1,&fragmentFill,NULL); |
250 | glCompileShader(fs); |
251 | |
252 | glGetShaderiv(fs,GL_COMPILE_STATUS,&success); |
253 | if(!success) |
254 | { |
255 | char log[1024]; |
256 | glGetShaderInfoLog(fs,1024,NULL,log); |
257 | printf("%s\n",log); |
258 | } |
259 | |
260 | fillProgram = glCreateProgram(); |
261 | glAttachShader(fillProgram,vs); |
262 | glAttachShader(fillProgram,fs); |
263 | |
264 | glBindAttribLocation(fillProgram,VS_POSITION,"aPosition"); |
265 | OPENGL_CHECK_ERRORS; |
266 | |
267 | glLinkProgram(fillProgram); |
268 | |
269 | |
270 | fillColorLocation = glGetUniformLocation(fillProgram,"uColor"); |
271 | |
272 | glDeleteShader(fs); |
273 | glDeleteShader(vs); |
274 | } |
275 | COGL_FragmentProgramCombiner::~COGL_FragmentProgramCombiner() |
276 | { |
277 | int size = m_vCompiledShaders.size(); |
278 | for (int i=0; i<size; i++) |
279 | { |
280 | GLuint ID = m_vCompiledShaders[i].programID; |
281 | glDeleteProgram(ID); |
282 | |
283 | OPENGL_CHECK_ERRORS; |
284 | m_vCompiledShaders[i].programID = 0; |
285 | } |
286 | |
287 | m_vCompiledShaders.clear(); |
288 | } |
289 | |
290 | bool COGL_FragmentProgramCombiner::Initialize(void) |
291 | { |
292 | if( !COGLColorCombiner4::Initialize() ) |
293 | return false; |
294 | |
295 | COGLGraphicsContext *pcontext = (COGLGraphicsContext *)(CGraphicsContext::g_pGraphicsContext); |
296 | // if( pcontext->IsExtensionSupported("GL_fragment_program") ) |
297 | // { |
298 | m_bFragmentProgramIsSupported = true; |
299 | // } |
300 | |
301 | return true; |
302 | } |
303 | |
304 | |
305 | |
306 | void COGL_FragmentProgramCombiner::DisableCombiner(void) |
307 | { |
308 | //glDisable(GL_FRAGMENT_PROGRAM); |
309 | //OPENGL_CHECK_ERRORS; |
310 | COGLColorCombiner4::DisableCombiner(); |
311 | } |
312 | |
313 | void COGL_FragmentProgramCombiner::InitCombinerCycleCopy(void) |
314 | { |
315 | m_pOGLRender->DisableMultiTexture(); |
316 | m_pOGLRender->EnableTexUnit(0,TRUE); |
317 | glUseProgram(copyProgram); |
318 | glUniform1f(copyAlphaLocation,m_AlphaRef); |
319 | OPENGL_CHECK_ERRORS; |
320 | glEnableVertexAttribArray(VS_POSITION); |
321 | OPENGL_CHECK_ERRORS; |
322 | glEnableVertexAttribArray(VS_TEXCOORD0); |
323 | OPENGL_CHECK_ERRORS; |
324 | glDisableVertexAttribArray(VS_COLOR); |
325 | OPENGL_CHECK_ERRORS; |
326 | glDisableVertexAttribArray(VS_TEXCOORD1); |
327 | OPENGL_CHECK_ERRORS; |
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328 | glDisableVertexAttribArray(VS_FOG); |
329 | OPENGL_CHECK_ERRORS; |
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330 | COGLTexture* pTexture = g_textures[gRSP.curTile].m_pCOGLTexture; |
331 | if( pTexture ) |
332 | { |
333 | m_pOGLRender->BindTexture(pTexture->m_dwTextureName, 0); |
334 | m_pOGLRender->SetTexelRepeatFlags(gRSP.curTile); |
335 | } |
336 | } |
337 | |
338 | void COGL_FragmentProgramCombiner::InitCombinerCycleFill(void) |
339 | { |
340 | glUseProgram(fillProgram); |
341 | glUniform4f(fillColorLocation,((gRDP.fillColor>>16)&0xFF)/255.0f,((gRDP.fillColor>>8)&0xFF)/255.0f,((gRDP.fillColor)&0xFF)/255.0f,((gRDP.fillColor>>24)&0xFF)/255.0f); |
342 | OPENGL_CHECK_ERRORS; |
343 | } |
344 | |
345 | #ifdef BGR_SHADER |
346 | const char *muxToFP_Maps[][2] = { |
347 | //color -- alpha |
348 | {"vec3(0.0)", "0.0"}, //MUX_0 = 0, |
349 | {"vec3(1.0)", "1.0"}, //MUX_1, |
350 | {"comb.rgb", "comb.a"}, //MUX_COMBINED, |
351 | {"t0.rgb", "t0.a"}, //MUX_TEXEL0, |
352 | {"t1.rgb", "t1.a"}, //MUX_TEXEL1, |
353 | {"PrimColor.rgb", "PrimColor.a"}, //MUX_PRIM, |
354 | {"vShadeColor.rgb", "vShadeColor.a"}, //MUX_SHADE, |
355 | {"EnvColor.rgb", "EnvColor.a"}, //MUX_ENV, |
356 | {"comb.rgb", "comb.a"}, //MUX_COMBALPHA, |
357 | {"t0.rgb", "t0.a"}, //MUX_T0_ALPHA, |
358 | {"t1.rgb", "t1.a"}, //MUX_T1_ALPHA, |
359 | {"PrimColor.rgb", "PrimColor.a"}, //MUX_PRIM_ALPHA, |
360 | {"vShadeColor.rgb", "vShadeColor.a"}, //MUX_SHADE_ALPHA, |
361 | {"EnvColor.rgb", "EnvColor.a"}, //MUX_ENV_ALPHA, |
362 | {"EnvFrac.a", "EnvFrac.a"}, //MUX_LODFRAC, |
363 | {"PrimFrac.a", "PrimFrac.a"}, //MUX_PRIMLODFRAC, |
364 | {"vec3(1.0)", "1.0"}, //MUX_K5, |
365 | {"vec3(1.0)", "1.0"}, //MUX_UNK, // Should not be used |
366 | }; |
367 | #else |
368 | const char *muxToFP_Maps[][2] = { |
369 | //color -- alpha |
370 | {"vec3(0.0)", "0.0"}, //MUX_0 = 0, |
371 | {"vec3(1.0)", "1.0"}, //MUX_1, |
372 | {"comb.rgb", "comb.a"}, //MUX_COMBINED, |
373 | {"t0.bgr", "t0.a"}, //MUX_TEXEL0, |
374 | {"t1.bgr", "t1.a"}, //MUX_TEXEL1, |
375 | {"PrimColor.rgb", "PrimColor.a"}, //MUX_PRIM, |
376 | {"vShadeColor.rgb", "vShadeColor.a"}, //MUX_SHADE, |
377 | {"EnvColor.rgb", "EnvColor.a"}, //MUX_ENV, |
378 | {"comb.rgb", "comb.a"}, //MUX_COMBALPHA, |
379 | {"t0.bgr", "t0.a"}, //MUX_T0_ALPHA, |
380 | {"t1.bgr", "t1.a"}, //MUX_T1_ALPHA, |
381 | {"PrimColor.rgb", "PrimColor.a"}, //MUX_PRIM_ALPHA, |
382 | {"vShadeColor.rgb", "vShadeColor.a"}, //MUX_SHADE_ALPHA, |
383 | {"EnvColor.rgb", "EnvColor.a"}, //MUX_ENV_ALPHA, |
384 | {"EnvFrac.a", "EnvFrac.a"}, //MUX_LODFRAC, |
385 | {"PrimFrac.a", "PrimFrac.a"}, //MUX_PRIMLODFRAC, |
386 | {"vec3(1.0)", "1.0"}, //MUX_K5, |
387 | {"vec3(1.0)", "1.0"}, //MUX_UNK, // Should not be used |
388 | }; |
389 | #endif |
390 | |
391 | |
392 | char oglNewFP[4092]; |
393 | |
394 | char* MuxToOC(uint8 val) |
395 | { |
396 | // For color channel |
397 | if( val&MUX_ALPHAREPLICATE ) |
398 | return (char*)muxToFP_Maps[val&0x1F][1]; |
399 | else |
400 | return (char*)muxToFP_Maps[val&0x1F][0]; |
401 | } |
402 | |
403 | char* MuxToOA(uint8 val) |
404 | { |
405 | // For alpha channel |
406 | return (char*)muxToFP_Maps[val&0x1F][1]; |
407 | } |
408 | |
409 | static void CheckFpVars(uint8 MuxVar, bool &bNeedT0, bool &bNeedT1) |
410 | { |
411 | MuxVar &= 0x1f; |
412 | if (MuxVar == MUX_TEXEL0 || MuxVar == MUX_T0_ALPHA) |
413 | bNeedT0 = true; |
414 | if (MuxVar == MUX_TEXEL1 || MuxVar == MUX_T1_ALPHA) |
415 | bNeedT1 = true; |
416 | } |
417 | |
418 | void COGL_FragmentProgramCombiner::GenerateProgramStr() |
419 | { |
420 | DecodedMuxForPixelShader &mux = *(DecodedMuxForPixelShader*)m_pDecodedMux; |
421 | |
422 | mux.splitType[0] = mux.splitType[1] = mux.splitType[2] = mux.splitType[3] = CM_FMT_TYPE_NOT_CHECKED; |
423 | m_pDecodedMux->Reformat(false); |
424 | |
425 | char tempstr[500], newFPBody[4092]; |
426 | bool bNeedT0 = false, bNeedT1 = false, bNeedComb2 = false; |
427 | newFPBody[0] = 0; |
428 | |
429 | for( int cycle=0; cycle<2; cycle++ ) |
430 | { |
431 | for( int channel=0; channel<2; channel++) |
432 | { |
433 | char* (*func)(uint8) = channel==0?MuxToOC:MuxToOA; |
434 | char *dst = channel==0?(char*)"rgb":(char*)"a"; |
435 | N64CombinerType &m = mux.m_n64Combiners[cycle*2+channel]; |
436 | switch( mux.splitType[cycle*2+channel] ) |
437 | { |
438 | case CM_FMT_TYPE_NOT_USED: |
439 | tempstr[0] = 0; |
440 | break; |
441 | case CM_FMT_TYPE_D: |
442 | sprintf(tempstr, "comb.%s = %s;\n", dst, func(m.d)); |
443 | CheckFpVars(m.d, bNeedT0, bNeedT1); |
444 | break; |
445 | case CM_FMT_TYPE_A_MOD_C: |
446 | sprintf(tempstr, "comb.%s = %s * %s;\n", dst, func(m.a), func(m.c)); |
447 | CheckFpVars(m.a, bNeedT0, bNeedT1); |
448 | CheckFpVars(m.c, bNeedT0, bNeedT1); |
449 | break; |
450 | case CM_FMT_TYPE_A_ADD_D: |
451 | sprintf(tempstr, "comb.%s = saturate(%s + %s);\n", dst, func(m.a), func(m.d)); |
452 | CheckFpVars(m.a, bNeedT0, bNeedT1); |
453 | CheckFpVars(m.d, bNeedT0, bNeedT1); |
454 | break; |
455 | case CM_FMT_TYPE_A_SUB_B: |
456 | sprintf(tempstr, "comb.%s = %s - %s;\n", dst, func(m.a), func(m.b)); |
457 | CheckFpVars(m.a, bNeedT0, bNeedT1); |
458 | CheckFpVars(m.b, bNeedT0, bNeedT1); |
459 | break; |
460 | case CM_FMT_TYPE_A_MOD_C_ADD_D: |
461 | sprintf(tempstr, "comb.%s = saturate(%s * %s + %s);\n", dst, func(m.a), func(m.c),func(m.d)); |
462 | CheckFpVars(m.a, bNeedT0, bNeedT1); |
463 | CheckFpVars(m.c, bNeedT0, bNeedT1); |
464 | CheckFpVars(m.d, bNeedT0, bNeedT1); |
465 | break; |
466 | case CM_FMT_TYPE_A_LERP_B_C: |
467 | //ARB ASM LERP and mix have different parameter ordering. |
468 | //sprintf(tempstr, "comb.%s = saturate(mix(%s, %s, %s));\n", dst,func(m.a),func(m.b), func(m.c)); |
469 | sprintf(tempstr, "comb.%s = (%s - %s) * %s + %s;\n", dst,func(m.a),func(m.b), func(m.c),func(m.b)); |
470 | CheckFpVars(m.a, bNeedT0, bNeedT1); |
471 | CheckFpVars(m.b, bNeedT0, bNeedT1); |
472 | CheckFpVars(m.c, bNeedT0, bNeedT1); |
473 | //sprintf(tempstr, "SUB comb.%s, %s, %s;\nMAD_SAT comb.%s, comb, %s, %s;\n", dst, func(m.a), func(m.b), dst, func(m.c), func(m.b)); |
474 | break; |
475 | default: |
476 | sprintf(tempstr, "comb2.%s = %s - %s;\ncomb.%s = saturate(comb2.%s * %s + %s);\n", dst, func(m.a), func(m.b), dst,dst, func(m.c),func(m.d)); |
477 | CheckFpVars(m.a, bNeedT0, bNeedT1); |
478 | CheckFpVars(m.b, bNeedT0, bNeedT1); |
479 | CheckFpVars(m.c, bNeedT0, bNeedT1); |
480 | CheckFpVars(m.d, bNeedT0, bNeedT1); |
481 | bNeedComb2 = true; |
482 | break; |
483 | } |
484 | strcat(newFPBody, tempstr); |
485 | } |
486 | } |
487 | |
488 | oglNewFP[0] = 0; |
489 | if (bNeedT0) |
490 | strcat(oglNewFP, "#define NEED_TEX0\n"); |
491 | if (bNeedT1) |
492 | strcat(oglNewFP, "#define NEED_TEX1\n"); |
292f9317 |
493 | strcat(oglNewFP, fragmentHeader); |
494 | strcat(oglNewFP, newFPBody); |
495 | strcat(oglNewFP, fragmentFooter); |
496 | |
497 | } |
498 | |
499 | int COGL_FragmentProgramCombiner::ParseDecodedMux() |
500 | { |
501 | if( !m_bFragmentProgramIsSupported ) |
502 | return COGLColorCombiner4::ParseDecodedMux(); |
503 | |
504 | OGLShaderCombinerSaveType res; |
505 | GLint success; |
506 | |
507 | if(vertexProgram == 9999) |
508 | { |
509 | vertexProgram = res.vertexShaderID = glCreateShader(GL_VERTEX_SHADER); |
510 | glShaderSource(res.vertexShaderID, 1, &vertexShader,NULL); |
511 | OPENGL_CHECK_ERRORS; |
512 | glCompileShader(res.vertexShaderID); |
513 | OPENGL_CHECK_ERRORS; |
514 | } |
515 | else |
516 | { |
517 | res.vertexShaderID = vertexProgram; |
518 | } |
519 | |
520 | |
0c9dca78 |
521 | //Create 4 shaders, with and without alphatest + with and without fog |
292f9317 |
522 | GenerateProgramStr(); |
523 | |
524 | for(int alphaTest = 0;alphaTest < 2;alphaTest++) |
525 | { |
0c9dca78 |
526 | for(int fog = 0;fog < 2;fog++) { |
527 | res.fragmentShaderID = glCreateShader(GL_FRAGMENT_SHADER); |
528 | |
529 | char* tmpShader = (char*)malloc(sizeof(char) * 4096); |
530 | strcpy(tmpShader,"#version " GLSL_VERSION "\n"); |
531 | |
532 | if(alphaTest == 1) |
533 | { |
534 | strcat(tmpShader,"#define ALPHA_TEST\n"); |
535 | } |
536 | if(fog == 1) |
537 | { |
538 | strcat(tmpShader,"#define FOG\n"); |
539 | } |
540 | |
541 | res.fogIsUsed = fog == 1; |
542 | res.alphaTest = alphaTest == 1; |
543 | strcat(tmpShader,oglNewFP); |
544 | |
545 | glShaderSource(res.fragmentShaderID, 1,(const char**) &tmpShader,NULL); |
546 | free(tmpShader); |
547 | |
548 | |
549 | OPENGL_CHECK_ERRORS; |
550 | glCompileShader(res.fragmentShaderID); |
551 | |
552 | glGetShaderiv(res.fragmentShaderID, GL_COMPILE_STATUS, &success); |
553 | if (!success) |
554 | { |
555 | char Log[1024]; |
556 | GLint nLength; |
557 | glGetShaderInfoLog(res.fragmentShaderID, 1024, &nLength, Log); |
558 | printf("Error compiling shader!\n %s",oglNewFP); |
559 | printf("%s", Log); |
560 | } |
561 | |
562 | res.programID = glCreateProgram(); |
563 | glAttachShader(res.programID,res.vertexShaderID); |
564 | glAttachShader(res.programID,res.fragmentShaderID); |
565 | |
566 | //Bind Attributes |
567 | glBindAttribLocation(res.programID,VS_COLOR,"aColor"); |
568 | OPENGL_CHECK_ERRORS; |
569 | glBindAttribLocation(res.programID,VS_TEXCOORD0,"aTexCoord0"); |
570 | OPENGL_CHECK_ERRORS; |
571 | glBindAttribLocation(res.programID,VS_TEXCOORD1,"aTexCoord1"); |
572 | OPENGL_CHECK_ERRORS; |
573 | glBindAttribLocation(res.programID,VS_POSITION,"aPosition"); |
574 | OPENGL_CHECK_ERRORS; |
ea03ad21 |
575 | glBindAttribLocation(res.programID,VS_FOG,"aFogCoord"); |
576 | OPENGL_CHECK_ERRORS; |
0c9dca78 |
577 | |
578 | glLinkProgram(res.programID); |
579 | OPENGL_CHECK_ERRORS; |
580 | |
581 | glGetProgramiv(res.programID, GL_LINK_STATUS, &success); |
582 | if (!success) |
583 | { |
584 | char Log[1024]; |
585 | GLint nLength; |
586 | glGetShaderInfoLog(res.fragmentShaderID, 1024, &nLength, Log); |
587 | printf("Error linking program!\n"); |
588 | printf("%s\n",Log); |
589 | } |
590 | |
591 | glUseProgram(res.programID); |
592 | OPENGL_CHECK_ERRORS; |
593 | |
594 | //Bind texture samplers |
595 | GLint tex0 = glGetUniformLocation(res.programID,"uTex0"); |
596 | GLint tex1 = glGetUniformLocation(res.programID,"uTex1"); |
597 | |
598 | if(tex0 != -1) |
599 | glUniform1i(tex0,0); |
600 | if(tex1 != -1) |
601 | glUniform1i(tex1,1); |
602 | |
603 | //Bind Uniforms |
604 | res.PrimColorLocation = glGetUniformLocation(res.programID,"PrimColor"); |
605 | OPENGL_CHECK_ERRORS; |
606 | res.EnvColorLocation = glGetUniformLocation(res.programID,"EnvColor"); |
607 | OPENGL_CHECK_ERRORS; |
608 | res.PrimFracLocation = glGetUniformLocation(res.programID,"PrimFrac"); |
609 | OPENGL_CHECK_ERRORS; |
610 | res.EnvFracLocation = glGetUniformLocation(res.programID,"EnvFrac"); |
611 | OPENGL_CHECK_ERRORS; |
612 | res.AlphaRefLocation = glGetUniformLocation(res.programID,"AlphaRef"); |
613 | OPENGL_CHECK_ERRORS; |
614 | res.FogColorLocation = glGetUniformLocation(res.programID,"FogColor"); |
615 | OPENGL_CHECK_ERRORS; |
616 | res.FogMinMaxLocation = glGetUniformLocation(res.programID,"FogMinMax"); |
617 | OPENGL_CHECK_ERRORS; |
618 | |
619 | res.dwMux0 = m_pDecodedMux->m_dwMux0; |
620 | res.dwMux1 = m_pDecodedMux->m_dwMux1; |
621 | |
622 | m_vCompiledShaders.push_back(res); |
623 | } |
292f9317 |
624 | } |
0c9dca78 |
625 | m_lastIndex = m_vCompiledShaders.size()-4; |
292f9317 |
626 | |
627 | return m_lastIndex; |
628 | } |
629 | |
630 | void COGL_FragmentProgramCombiner::GenerateCombinerSetting(int index) |
631 | { |
632 | GLuint ID = m_vCompiledShaders[index].programID; |
633 | |
634 | glUseProgram(ID); |
635 | glEnableVertexAttribArray(VS_POSITION); |
636 | OPENGL_CHECK_ERRORS; |
637 | glVertexAttribPointer(VS_POSITION,4,GL_FLOAT,GL_FALSE,sizeof(float)*5,&(g_vtxProjected5[0][0])); |
638 | OPENGL_CHECK_ERRORS; |
639 | |
640 | glEnableVertexAttribArray(VS_TEXCOORD0); |
641 | OPENGL_CHECK_ERRORS; |
642 | glVertexAttribPointer(VS_TEXCOORD0,2,GL_FLOAT,GL_FALSE, sizeof( TLITVERTEX ), &(g_vtxBuffer[0].tcord[0].u)); |
643 | OPENGL_CHECK_ERRORS; |
644 | |
645 | glEnableVertexAttribArray(VS_TEXCOORD1); |
646 | OPENGL_CHECK_ERRORS; |
647 | glVertexAttribPointer(VS_TEXCOORD1,2,GL_FLOAT,GL_FALSE, sizeof( TLITVERTEX ), &(g_vtxBuffer[0].tcord[1].u)); |
648 | OPENGL_CHECK_ERRORS; |
649 | |
650 | glEnableVertexAttribArray(VS_COLOR); |
651 | OPENGL_CHECK_ERRORS; |
652 | glVertexAttribPointer(VS_COLOR, 4, GL_UNSIGNED_BYTE,GL_TRUE, sizeof(uint8)*4, &(g_oglVtxColors[0][0]) ); |
653 | OPENGL_CHECK_ERRORS; |
ea03ad21 |
654 | |
655 | glEnableVertexAttribArray(VS_FOG); |
656 | OPENGL_CHECK_ERRORS; |
657 | glVertexAttribPointer(VS_FOG,1,GL_FLOAT,GL_FALSE,sizeof(float)*5,&(g_vtxProjected5[0][4])); |
658 | OPENGL_CHECK_ERRORS; |
292f9317 |
659 | } |
660 | |
661 | void COGL_FragmentProgramCombiner::GenerateCombinerSettingConstants(int index) |
662 | { |
663 | OGLShaderCombinerSaveType prog = m_vCompiledShaders[index]; |
664 | |
665 | glUseProgram(prog.programID); |
666 | float *pf; |
667 | if(prog.EnvColorLocation != -1) |
668 | { |
669 | pf = GetEnvColorfv(); |
670 | glUniform4fv(prog.EnvColorLocation,1, pf); |
671 | OPENGL_CHECK_ERRORS; |
672 | } |
673 | |
674 | if(prog.PrimColorLocation != -1) |
675 | { |
676 | pf = GetPrimitiveColorfv(); |
677 | glUniform4fv(prog.PrimColorLocation,1, pf); |
678 | OPENGL_CHECK_ERRORS; |
679 | } |
680 | |
681 | if(prog.EnvFracLocation != -1) |
682 | { |
683 | float frac = gRDP.LODFrac / 255.0f; |
684 | float tempf[4] = {frac,frac,frac,frac}; |
685 | glUniform4fv(prog.EnvFracLocation,1, tempf); |
686 | OPENGL_CHECK_ERRORS; |
687 | } |
688 | |
689 | if(prog.PrimFracLocation != -1) |
690 | { |
691 | float frac2 = gRDP.primLODFrac / 255.0f; |
692 | float tempf2[4] = {frac2,frac2,frac2,frac2}; |
693 | glUniform4fv(prog.PrimFracLocation,1, tempf2); |
694 | OPENGL_CHECK_ERRORS; |
695 | } |
696 | |
0c9dca78 |
697 | if(prog.FogColorLocation != -1) |
292f9317 |
698 | { |
0c9dca78 |
699 | glUniform4f(prog.FogColorLocation, gRDP.fvFogColor[0],gRDP.fvFogColor[1],gRDP.fvFogColor[2], gRDP.fvFogColor[3]); |
700 | OPENGL_CHECK_ERRORS; |
701 | } |
702 | |
703 | if(prog.FogMinMaxLocation != -1) |
704 | { |
292f9317 |
705 | glUniform2f(prog.FogMinMaxLocation,gRSPfFogMin,gRSPfFogMax); |
706 | OPENGL_CHECK_ERRORS; |
707 | } |
0c9dca78 |
708 | |
709 | if(prog.AlphaRefLocation != -1) |
710 | { |
711 | glUniform1f(prog.AlphaRefLocation,m_AlphaRef); |
712 | OPENGL_CHECK_ERRORS; |
713 | } |
292f9317 |
714 | } |
715 | |
716 | int COGL_FragmentProgramCombiner::FindCompiledMux() |
717 | { |
718 | #ifdef DEBUGGER |
719 | if( debuggerDropCombiners ) |
720 | { |
721 | m_vCompiledShaders.clear(); |
722 | //m_dwLastMux0 = m_dwLastMux1 = 0; |
723 | debuggerDropCombiners = false; |
724 | } |
725 | #endif |
726 | for( uint32 i=0; i<m_vCompiledShaders.size(); i++ ) |
727 | { |
728 | if( m_vCompiledShaders[i].dwMux0 == m_pDecodedMux->m_dwMux0 |
729 | && m_vCompiledShaders[i].dwMux1 == m_pDecodedMux->m_dwMux1 |
0c9dca78 |
730 | && m_vCompiledShaders[i].fogIsUsed == bFogState |
731 | && m_vCompiledShaders[i].alphaTest == bAlphaTestState) |
292f9317 |
732 | { |
733 | return (int)i; |
734 | } |
735 | } |
736 | |
737 | return -1; |
738 | } |
739 | |
740 | ////////////////////////////////////////////////////////////////////////// |
741 | void COGL_FragmentProgramCombiner::InitCombinerCycle12(void) |
742 | { |
743 | if( !m_bFragmentProgramIsSupported ) |
744 | { |
745 | COGLColorCombiner4::InitCombinerCycle12(); |
746 | return; |
747 | } |
748 | |
749 | #ifdef DEBUGGER |
750 | if( debuggerDropCombiners ) |
751 | { |
752 | UpdateCombiner(m_pDecodedMux->m_dwMux0,m_pDecodedMux->m_dwMux1); |
753 | m_vCompiledShaders.clear(); |
754 | m_dwLastMux0 = m_dwLastMux1 = 0; |
755 | debuggerDropCombiners = false; |
756 | } |
757 | #endif |
758 | |
759 | m_pOGLRender->EnableMultiTexture(); |
760 | |
761 | bool combinerIsChanged = false; |
762 | |
0c9dca78 |
763 | if( m_pDecodedMux->m_dwMux0 != m_dwLastMux0 || m_pDecodedMux->m_dwMux1 != m_dwLastMux1 |
764 | || bAlphaTestState != bAlphaTestPreviousState || bFogState != bFogPreviousState || m_lastIndex < 0 ) |
292f9317 |
765 | { |
766 | combinerIsChanged = true; |
767 | m_lastIndex = FindCompiledMux(); |
768 | if( m_lastIndex < 0 ) // Can not found |
769 | { |
770 | m_lastIndex = ParseDecodedMux(); |
771 | } |
772 | |
773 | m_dwLastMux0 = m_pDecodedMux->m_dwMux0; |
774 | m_dwLastMux1 = m_pDecodedMux->m_dwMux1; |
0c9dca78 |
775 | bAlphaTestPreviousState = bAlphaTestState; |
776 | bFogPreviousState = bFogState; |
777 | m_AlphaRef = (float)(m_pOGLRender->m_dwAlpha)/255.0f; |
778 | } |
292f9317 |
779 | |
780 | |
781 | GenerateCombinerSettingConstants(m_lastIndex); |
782 | if( m_bCycleChanged || combinerIsChanged || gRDP.texturesAreReloaded || gRDP.colorsAreReloaded ) |
783 | { |
784 | if( m_bCycleChanged || combinerIsChanged ) |
785 | { |
786 | GenerateCombinerSettingConstants(m_lastIndex); |
787 | GenerateCombinerSetting(m_lastIndex); |
788 | } |
789 | else if( gRDP.colorsAreReloaded ) |
790 | { |
791 | GenerateCombinerSettingConstants(m_lastIndex); |
792 | } |
793 | |
794 | m_pOGLRender->SetAllTexelRepeatFlag(); |
795 | |
796 | gRDP.colorsAreReloaded = false; |
797 | gRDP.texturesAreReloaded = false; |
798 | } |
799 | else |
800 | { |
801 | m_pOGLRender->SetAllTexelRepeatFlag(); |
802 | } |
803 | } |
804 | |
805 | #ifdef DEBUGGER |
806 | void COGL_FragmentProgramCombiner::DisplaySimpleMuxString(void) |
807 | { |
808 | COGLColorCombiner::DisplaySimpleMuxString(); |
809 | DecodedMuxForPixelShader &mux = *(DecodedMuxForPixelShader*)m_pDecodedMux; |
810 | mux.Reformat(false); |
811 | GenerateProgramStr(); |
812 | //sprintf(oglNewFP, oglFP, |
813 | // MuxToOC(mux.aRGB0), MuxToOC(mux.bRGB0), MuxToOC(mux.cRGB0), MuxToOC(mux.dRGB0), |
814 | // MuxToOA(mux.aA0), MuxToOA(mux.bA0), MuxToOA(mux.cA0), MuxToOA(mux.dA0), |
815 | // MuxToOC(mux.aRGB1), MuxToOC(mux.bRGB1), MuxToOC(mux.cRGB1), MuxToOC(mux.dRGB1), |
816 | // MuxToOA(mux.aA1), MuxToOA(mux.bA1), MuxToOA(mux.cA1), MuxToOA(mux.dA1) |
817 | // ); |
818 | |
819 | TRACE0("OGL Fragment Program:"); |
820 | TRACE0(oglNewFP); |
821 | } |
822 | #endif |
823 | |