git.oblomov.eu Git - wine/blob - dlls/wined3d/ati_fragment_shader.c

   1 /*
   2  * Fixed function pipeline replacement using GL_ATI_fragment_shader
   3  *
   4  * Copyright 2008 Stefan Dösinger(for CodeWeavers)
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #include "config.h"
  22
  23 #include <math.h>
  24 #include <stdio.h>
  25
  26 #include "wined3d_private.h"
  27
  28 WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
  29 WINE_DECLARE_DEBUG_CHANNEL(d3d);
  30
  31 /* GL locking for state handlers is done by the caller. */
  32
  33 /* Some private defines, Constant associations, etc.
  34  * Env bump matrix and per stage constant should be independent,
  35  * a stage that bump maps can't read the per state constant
  36  */
  37 #define ATI_FFP_CONST_BUMPMAT(i) (GL_CON_0_ATI + i)
  38 #define ATI_FFP_CONST_CONSTANT0 GL_CON_0_ATI
  39 #define ATI_FFP_CONST_CONSTANT1 GL_CON_1_ATI
  40 #define ATI_FFP_CONST_CONSTANT2 GL_CON_2_ATI
  41 #define ATI_FFP_CONST_CONSTANT3 GL_CON_3_ATI
  42 #define ATI_FFP_CONST_CONSTANT4 GL_CON_4_ATI
  43 #define ATI_FFP_CONST_CONSTANT5 GL_CON_5_ATI
  44 #define ATI_FFP_CONST_TFACTOR   GL_CON_6_ATI
  45
  46 /* GL_ATI_fragment_shader specific fixed function pipeline description. "Inherits" from the common one */
  47 struct atifs_ffp_desc
  48 {
  49     struct ffp_frag_desc parent;
  50     GLuint shader;
  51     unsigned int num_textures_used;
  52 };
  53
  54 struct atifs_private_data
  55 {
  56     struct wine_rb_tree fragment_shaders; /* A rb-tree to track fragment pipeline replacement shaders */
  57 };
  58
  59 static const char *debug_dstmod(GLuint mod) {
  60     switch(mod) {
  61         case GL_NONE:               return "GL_NONE";
  62         case GL_2X_BIT_ATI:         return "GL_2X_BIT_ATI";
  63         case GL_4X_BIT_ATI:         return "GL_4X_BIT_ATI";
  64         case GL_8X_BIT_ATI:         return "GL_8X_BIT_ATI";
  65         case GL_HALF_BIT_ATI:       return "GL_HALF_BIT_ATI";
  66         case GL_QUARTER_BIT_ATI:    return "GL_QUARTER_BIT_ATI";
  67         case GL_EIGHTH_BIT_ATI:     return "GL_EIGHTH_BIT_ATI";
  68         case GL_SATURATE_BIT_ATI:   return "GL_SATURATE_BIT_ATI";
  69         default:                    return "Unexpected modifier\n";
  70     }
  71 }
  72
  73 static const char *debug_argmod(GLuint mod) {
  74     switch(mod) {
  75         case GL_NONE:
  76             return "GL_NONE";
  77
  78         case GL_2X_BIT_ATI:
  79             return "GL_2X_BIT_ATI";
  80         case GL_COMP_BIT_ATI:
  81             return "GL_COMP_BIT_ATI";
  82         case GL_NEGATE_BIT_ATI:
  83             return "GL_NEGATE_BIT_ATI";
  84         case GL_BIAS_BIT_ATI:
  85             return "GL_BIAS_BIT_ATI";
  86
  87         case GL_2X_BIT_ATI | GL_COMP_BIT_ATI:
  88             return "GL_2X_BIT_ATI | GL_COMP_BIT_ATI";
  89         case GL_2X_BIT_ATI | GL_NEGATE_BIT_ATI:
  90             return "GL_2X_BIT_ATI | GL_NEGATE_BIT_ATI";
  91         case GL_2X_BIT_ATI | GL_BIAS_BIT_ATI:
  92             return "GL_2X_BIT_ATI | GL_BIAS_BIT_ATI";
  93         case GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI:
  94             return "GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI";
  95         case GL_COMP_BIT_ATI | GL_BIAS_BIT_ATI:
  96             return "GL_COMP_BIT_ATI | GL_BIAS_BIT_ATI";
  97         case GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI:
  98             return "GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI";
  99
 100         case GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI:
 101             return "GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI";
 102         case GL_2X_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI:
 103             return "GL_2X_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI";
 104         case GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_BIAS_BIT_ATI:
 105             return "GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_BIAS_BIT_ATI";
 106         case GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI:
 107             return "GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI";
 108
 109         case GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI:
 110             return "GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI";
 111
 112         default:
 113             return "Unexpected argmod combination\n";
 114     }
 115 }
 116 static const char *debug_register(GLuint reg) {
 117     switch(reg) {
 118         case GL_REG_0_ATI:                  return "GL_REG_0_ATI";
 119         case GL_REG_1_ATI:                  return "GL_REG_1_ATI";
 120         case GL_REG_2_ATI:                  return "GL_REG_2_ATI";
 121         case GL_REG_3_ATI:                  return "GL_REG_3_ATI";
 122         case GL_REG_4_ATI:                  return "GL_REG_4_ATI";
 123         case GL_REG_5_ATI:                  return "GL_REG_5_ATI";
 124
 125         case GL_CON_0_ATI:                  return "GL_CON_0_ATI";
 126         case GL_CON_1_ATI:                  return "GL_CON_1_ATI";
 127         case GL_CON_2_ATI:                  return "GL_CON_2_ATI";
 128         case GL_CON_3_ATI:                  return "GL_CON_3_ATI";
 129         case GL_CON_4_ATI:                  return "GL_CON_4_ATI";
 130         case GL_CON_5_ATI:                  return "GL_CON_5_ATI";
 131         case GL_CON_6_ATI:                  return "GL_CON_6_ATI";
 132         case GL_CON_7_ATI:                  return "GL_CON_7_ATI";
 133
 134         case GL_ZERO:                       return "GL_ZERO";
 135         case GL_ONE:                        return "GL_ONE";
 136         case GL_PRIMARY_COLOR:              return "GL_PRIMARY_COLOR";
 137         case GL_SECONDARY_INTERPOLATOR_ATI: return "GL_SECONDARY_INTERPOLATOR_ATI";
 138
 139         default:                            return "Unknown register\n";
 140     }
 141 }
 142
 143 static const char *debug_swizzle(GLuint swizzle) {
 144     switch(swizzle) {
 145         case GL_SWIZZLE_STR_ATI:        return "GL_SWIZZLE_STR_ATI";
 146         case GL_SWIZZLE_STQ_ATI:        return "GL_SWIZZLE_STQ_ATI";
 147         case GL_SWIZZLE_STR_DR_ATI:     return "GL_SWIZZLE_STR_DR_ATI";
 148         case GL_SWIZZLE_STQ_DQ_ATI:     return "GL_SWIZZLE_STQ_DQ_ATI";
 149         default:                        return "unknown swizzle";
 150     }
 151 }
 152
 153 static const char *debug_rep(GLuint rep) {
 154     switch(rep) {
 155         case GL_NONE:                   return "GL_NONE";
 156         case GL_RED:                    return "GL_RED";
 157         case GL_GREEN:                  return "GL_GREEN";
 158         case GL_BLUE:                   return "GL_BLUE";
 159         default:                        return "unknown argrep";
 160     }
 161 }
 162
 163 static const char *debug_op(GLuint op) {
 164     switch(op) {
 165         case GL_MOV_ATI:                return "GL_MOV_ATI";
 166         case GL_ADD_ATI:                return "GL_ADD_ATI";
 167         case GL_MUL_ATI:                return "GL_MUL_ATI";
 168         case GL_SUB_ATI:                return "GL_SUB_ATI";
 169         case GL_DOT3_ATI:               return "GL_DOT3_ATI";
 170         case GL_DOT4_ATI:               return "GL_DOT4_ATI";
 171         case GL_MAD_ATI:                return "GL_MAD_ATI";
 172         case GL_LERP_ATI:               return "GL_LERP_ATI";
 173         case GL_CND_ATI:                return "GL_CND_ATI";
 174         case GL_CND0_ATI:               return "GL_CND0_ATI";
 175         case GL_DOT2_ADD_ATI:           return "GL_DOT2_ADD_ATI";
 176         default:                        return "unexpected op";
 177     }
 178 }
 179
 180 static const char *debug_mask(GLuint mask) {
 181     switch(mask) {
 182         case GL_NONE:                           return "GL_NONE";
 183         case GL_RED_BIT_ATI:                    return "GL_RED_BIT_ATI";
 184         case GL_GREEN_BIT_ATI:                  return "GL_GREEN_BIT_ATI";
 185         case GL_BLUE_BIT_ATI:                   return "GL_BLUE_BIT_ATI";
 186         case GL_RED_BIT_ATI | GL_GREEN_BIT_ATI: return "GL_RED_BIT_ATI | GL_GREEN_BIT_ATI";
 187         case GL_RED_BIT_ATI | GL_BLUE_BIT_ATI:  return "GL_RED_BIT_ATI | GL_BLUE_BIT_ATI";
 188         case GL_GREEN_BIT_ATI | GL_BLUE_BIT_ATI:return "GL_GREEN_BIT_ATI | GL_BLUE_BIT_ATI";
 189         case GL_RED_BIT_ATI | GL_GREEN_BIT_ATI | GL_BLUE_BIT_ATI:return "GL_RED_BIT_ATI | GL_GREEN_BIT_ATI | GL_BLUE_BIT_ATI";
 190         default:                                return "Unexpected writemask";
 191     }
 192 }
 193 #define GLINFO_LOCATION (*gl_info)
 194
 195 static void wrap_op1(const WineD3D_GL_Info *gl_info, GLuint op, GLuint dst, GLuint dstMask, GLuint dstMod,
 196                      GLuint arg1, GLuint arg1Rep, GLuint arg1Mod) {
 197     if(dstMask == GL_ALPHA) {
 198         TRACE("glAlphaFragmentOp1ATI(%s, %s, %s, %s, %s, %s)\n", debug_op(op), debug_register(dst), debug_dstmod(dstMod),
 199               debug_register(arg1), debug_rep(arg1Rep), debug_argmod(arg1Mod));
 200         GL_EXTCALL(glAlphaFragmentOp1ATI(op, dst, dstMod, arg1, arg1Rep, arg1Mod));
 201     } else {
 202         TRACE("glColorFragmentOp1ATI(%s, %s, %s, %s, %s, %s, %s)\n", debug_op(op), debug_register(dst),
 203               debug_mask(dstMask), debug_dstmod(dstMod),
 204               debug_register(arg1), debug_rep(arg1Rep), debug_argmod(arg1Mod));
 205         GL_EXTCALL(glColorFragmentOp1ATI(op, dst, dstMask, dstMod, arg1, arg1Rep, arg1Mod));
 206     }
 207 }
 208
 209 static void wrap_op2(const WineD3D_GL_Info *gl_info, GLuint op, GLuint dst, GLuint dstMask, GLuint dstMod,
 210                      GLuint arg1, GLuint arg1Rep, GLuint arg1Mod,
 211                      GLuint arg2, GLuint arg2Rep, GLuint arg2Mod) {
 212     if(dstMask == GL_ALPHA) {
 213         TRACE("glAlphaFragmentOp2ATI(%s, %s, %s, %s, %s, %s, %s, %s, %s)\n", debug_op(op), debug_register(dst), debug_dstmod(dstMod),
 214               debug_register(arg1), debug_rep(arg1Rep), debug_argmod(arg1Mod),
 215               debug_register(arg2), debug_rep(arg2Rep), debug_argmod(arg2Mod));
 216         GL_EXTCALL(glAlphaFragmentOp2ATI(op, dst, dstMod, arg1, arg1Rep, arg1Mod, arg2, arg2Rep, arg2Mod));
 217     } else {
 218         TRACE("glColorFragmentOp2ATI(%s, %s, %s, %s, %s, %s, %s, %s, %s, %s)\n", debug_op(op), debug_register(dst),
 219               debug_mask(dstMask), debug_dstmod(dstMod),
 220               debug_register(arg1), debug_rep(arg1Rep), debug_argmod(arg1Mod),
 221               debug_register(arg2), debug_rep(arg2Rep), debug_argmod(arg2Mod));
 222         GL_EXTCALL(glColorFragmentOp2ATI(op, dst, dstMask, dstMod, arg1, arg1Rep, arg1Mod, arg2, arg2Rep, arg2Mod));
 223     }
 224 }
 225
 226 static void wrap_op3(const WineD3D_GL_Info *gl_info, GLuint op, GLuint dst, GLuint dstMask, GLuint dstMod,
 227                      GLuint arg1, GLuint arg1Rep, GLuint arg1Mod,
 228                      GLuint arg2, GLuint arg2Rep, GLuint arg2Mod,
 229                      GLuint arg3, GLuint arg3Rep, GLuint arg3Mod) {
 230     if(dstMask == GL_ALPHA) {
 231         /* Leave some free space to fit "GL_NONE, " in to align most alpha and color op lines */
 232         TRACE("glAlphaFragmentOp3ATI(%s, %s,          %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)\n", debug_op(op), debug_register(dst), debug_dstmod(dstMod),
 233               debug_register(arg1), debug_rep(arg1Rep), debug_argmod(arg1Mod),
 234               debug_register(arg2), debug_rep(arg2Rep), debug_argmod(arg2Mod),
 235               debug_register(arg3), debug_rep(arg3Rep), debug_argmod(arg3Mod));
 236         GL_EXTCALL(glAlphaFragmentOp3ATI(op, dst, dstMod,
 237                                          arg1, arg1Rep, arg1Mod,
 238                                          arg2, arg2Rep, arg2Mod,
 239                                          arg3, arg3Rep, arg3Mod));
 240     } else {
 241         TRACE("glColorFragmentOp3ATI(%s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s, %s)\n", debug_op(op), debug_register(dst),
 242               debug_mask(dstMask), debug_dstmod(dstMod),
 243               debug_register(arg1), debug_rep(arg1Rep), debug_argmod(arg1Mod),
 244               debug_register(arg2), debug_rep(arg2Rep), debug_argmod(arg2Mod),
 245               debug_register(arg3), debug_rep(arg3Rep), debug_argmod(arg3Mod));
 246         GL_EXTCALL(glColorFragmentOp3ATI(op, dst, dstMask, dstMod,
 247                                          arg1, arg1Rep, arg1Mod,
 248                                          arg2, arg2Rep, arg2Mod,
 249                                          arg3, arg3Rep, arg3Mod));
 250     }
 251 }
 252
 253 static GLuint register_for_arg(DWORD arg, const WineD3D_GL_Info *gl_info,
 254         unsigned int stage, GLuint *mod, GLuint *rep, GLuint tmparg)
 255 {
 256     GLenum ret;
 257
 258     if(mod) *mod = GL_NONE;
 259     if(arg == ARG_UNUSED)
 260     {
 261         if (rep) *rep = GL_NONE;
 262         return -1; /* This is the marker for unused registers */
 263     }
 264
 265     switch(arg & WINED3DTA_SELECTMASK) {
 266         case WINED3DTA_DIFFUSE:
 267             ret = GL_PRIMARY_COLOR;
 268             break;
 269
 270         case WINED3DTA_CURRENT:
 271             /* Note that using GL_REG_0_ATI for the passed on register is safe because
 272              * texture0 is read at stage0, so in the worst case it is read in the
 273              * instruction writing to reg0. Afterwards texture0 is not used any longer.
 274              * If we're reading from current
 275              */
 276             if(stage == 0) {
 277                 ret = GL_PRIMARY_COLOR;
 278             } else {
 279                 ret = GL_REG_0_ATI;
 280             }
 281             break;
 282
 283         case WINED3DTA_TEXTURE:
 284             ret = GL_REG_0_ATI + stage;
 285             break;
 286
 287         case WINED3DTA_TFACTOR:
 288             ret = ATI_FFP_CONST_TFACTOR;
 289             break;
 290
 291         case WINED3DTA_SPECULAR:
 292             ret = GL_SECONDARY_INTERPOLATOR_ATI;
 293             break;
 294
 295         case WINED3DTA_TEMP:
 296             ret = tmparg;
 297             break;
 298
 299         case WINED3DTA_CONSTANT:
 300             FIXME("Unhandled source argument WINED3DTA_TEMP\n");
 301             ret = GL_CON_0_ATI;
 302             break;
 303
 304         default:
 305             FIXME("Unknown source argument %d\n", arg);
 306             ret = GL_ZERO;
 307     }
 308
 309     if(arg & WINED3DTA_COMPLEMENT) {
 310         if(mod) *mod |= GL_COMP_BIT_ATI;
 311     }
 312     if(arg & WINED3DTA_ALPHAREPLICATE) {
 313         if(rep) *rep = GL_ALPHA;
 314     } else {
 315         if(rep) *rep = GL_NONE;
 316     }
 317     return ret;
 318 }
 319
 320 static GLuint find_tmpreg(const struct texture_stage_op op[MAX_TEXTURES])
 321 {
 322     int lowest_read = -1;
 323     int lowest_write = -1;
 324     int i;
 325     BOOL tex_used[MAX_TEXTURES];
 326
 327     memset(tex_used, 0, sizeof(tex_used));
 328     for(i = 0; i < MAX_TEXTURES; i++) {
 329         if(op[i].cop == WINED3DTOP_DISABLE) {
 330             break;
 331         }
 332
 333         if(lowest_read == -1 &&
 334           (op[i].carg1 == WINED3DTA_TEMP || op[i].carg2 == WINED3DTA_TEMP || op[i].carg0 == WINED3DTA_TEMP ||
 335            op[i].aarg1 == WINED3DTA_TEMP || op[i].aarg2 == WINED3DTA_TEMP || op[i].aarg0 == WINED3DTA_TEMP)) {
 336             lowest_read = i;
 337         }
 338
 339         if(lowest_write == -1 && op[i].dst == tempreg) {
 340             lowest_write = i;
 341         }
 342
 343         if(op[i].carg1 == WINED3DTA_TEXTURE || op[i].carg2 == WINED3DTA_TEXTURE || op[i].carg0 == WINED3DTA_TEXTURE ||
 344            op[i].aarg1 == WINED3DTA_TEXTURE || op[i].aarg2 == WINED3DTA_TEXTURE || op[i].aarg0 == WINED3DTA_TEXTURE) {
 345             tex_used[i] = TRUE;
 346         }
 347     }
 348
 349     /* Temp reg not read? We don't need it, return GL_NONE */
 350     if(lowest_read == -1) return GL_NONE;
 351
 352     if(lowest_write >= lowest_read) {
 353         FIXME("Temp register read before being written\n");
 354     }
 355
 356     if(lowest_write == -1) {
 357         /* This needs a test. Maybe we are supposed to return 0.0/0.0/0.0/0.0, or fail drawprim, or whatever */
 358         FIXME("Temp register read without being written\n");
 359         return GL_REG_1_ATI;
 360     } else if(lowest_write >= 1) {
 361         /* If we're writing to the temp reg at earliest in stage 1, we can use register 1 for the temp result.
 362          * there may be texture data stored in reg 1, but we do not need it any longer since stage 1 already
 363          * read it
 364          */
 365         return GL_REG_1_ATI;
 366     } else {
 367         /* Search for a free texture register. We have 6 registers available. GL_REG_0_ATI is already used
 368          * for the regular result
 369          */
 370         for(i = 1; i < 6; i++) {
 371             if(!tex_used[i]) {
 372                 return GL_REG_0_ATI + i;
 373             }
 374         }
 375         /* What to do here? Report it in ValidateDevice? */
 376         FIXME("Could not find a register for the temporary register\n");
 377         return 0;
 378     }
 379 }
 380
 381 static GLuint gen_ati_shader(const struct texture_stage_op op[MAX_TEXTURES], const WineD3D_GL_Info *gl_info)
 382 {
 383     GLuint ret = GL_EXTCALL(glGenFragmentShadersATI(1));
 384     unsigned int stage;
 385     GLuint arg0, arg1, arg2, extrarg;
 386     GLuint dstmod, argmod0, argmod1, argmod2, argmodextra;
 387     GLuint rep0, rep1, rep2;
 388     GLuint swizzle;
 389     GLuint tmparg = find_tmpreg(op);
 390     GLuint dstreg;
 391
 392     if(!ret) {
 393         ERR("Failed to generate a GL_ATI_fragment_shader shader id\n");
 394         return 0;
 395     }
 396     GL_EXTCALL(glBindFragmentShaderATI(ret));
 397     checkGLcall("GL_EXTCALL(glBindFragmentShaderATI(ret))");
 398
 399     TRACE("glBeginFragmentShaderATI()\n");
 400     GL_EXTCALL(glBeginFragmentShaderATI());
 401     checkGLcall("GL_EXTCALL(glBeginFragmentShaderATI())");
 402
 403     /* Pass 1: Generate sampling instructions for perturbation maps */
 404       for(stage = 0; stage < GL_LIMITS(textures); stage++) {
 405         if(op[stage].cop == WINED3DTOP_DISABLE) break;
 406         if(op[stage].cop != WINED3DTOP_BUMPENVMAP &&
 407            op[stage].cop != WINED3DTOP_BUMPENVMAPLUMINANCE) continue;
 408
 409         TRACE("glSampleMapATI(GL_REG_%d_ATI, GL_TEXTURE_%d_ARB, GL_SWIZZLE_STR_ATI)\n",
 410               stage, stage);
 411         GL_EXTCALL(glSampleMapATI(GL_REG_0_ATI + stage,
 412                    GL_TEXTURE0_ARB + stage,
 413                    GL_SWIZZLE_STR_ATI));
 414         if(op[stage + 1].projected == proj_none) {
 415             swizzle = GL_SWIZZLE_STR_ATI;
 416         } else if(op[stage + 1].projected == proj_count4) {
 417             swizzle = GL_SWIZZLE_STQ_DQ_ATI;
 418         } else {
 419             swizzle = GL_SWIZZLE_STR_DR_ATI;
 420         }
 421         TRACE("glPassTexCoordATI(GL_REG_%d_ATI, GL_TEXTURE_%d_ARB, %s)\n",
 422               stage + 1, stage + 1, debug_swizzle(swizzle));
 423         GL_EXTCALL(glPassTexCoordATI(GL_REG_0_ATI + stage + 1,
 424                    GL_TEXTURE0_ARB + stage + 1,
 425                    swizzle));
 426     }
 427
 428     /* Pass 2: Generate perturbation calculations */
 429     for(stage = 0; stage < GL_LIMITS(textures); stage++) {
 430         GLuint argmodextra_x, argmodextra_y;
 431         struct color_fixup_desc fixup;
 432
 433         if(op[stage].cop == WINED3DTOP_DISABLE) break;
 434         if(op[stage].cop != WINED3DTOP_BUMPENVMAP &&
 435            op[stage].cop != WINED3DTOP_BUMPENVMAPLUMINANCE) continue;
 436
 437         fixup = op[stage].color_fixup;
 438         if (fixup.x_source != CHANNEL_SOURCE_X || fixup.y_source != CHANNEL_SOURCE_Y)
 439         {
 440             FIXME("Swizzles not implemented\n");
 441             argmodextra_x = GL_NONE;
 442             argmodextra_y = GL_NONE;
 443         }
 444         else
 445         {
 446             /* Nice thing, we get the color correction for free :-) */
 447             argmodextra_x = fixup.x_sign_fixup ? GL_2X_BIT_ATI | GL_BIAS_BIT_ATI : GL_NONE;
 448             argmodextra_y = fixup.y_sign_fixup ? GL_2X_BIT_ATI | GL_BIAS_BIT_ATI : GL_NONE;
 449         }
 450
 451         wrap_op3(gl_info, GL_DOT2_ADD_ATI, GL_REG_0_ATI + stage + 1, GL_RED_BIT_ATI, GL_NONE,
 452                  GL_REG_0_ATI + stage, GL_NONE, argmodextra_x,
 453                  ATI_FFP_CONST_BUMPMAT(stage), GL_NONE, GL_2X_BIT_ATI | GL_BIAS_BIT_ATI,
 454                  GL_REG_0_ATI + stage + 1, GL_RED, GL_NONE);
 455
 456         /* Don't use GL_DOT2_ADD_ATI here because we cannot configure it to read the blue and alpha
 457          * component of the bump matrix. Instead do this with two MADs:
 458          *
 459          * coord.a = tex.r * bump.b + coord.g
 460          * coord.g = tex.g * bump.a + coord.a
 461          *
 462          * The first instruction writes to alpha so it can be coissued with the above DOT2_ADD.
 463          * coord.a is unused. If the perturbed texture is projected, this was already handled
 464          * in the glPassTexCoordATI above.
 465          */
 466         wrap_op3(gl_info, GL_MAD_ATI, GL_REG_0_ATI + stage + 1, GL_ALPHA, GL_NONE,
 467                  GL_REG_0_ATI + stage, GL_RED, argmodextra_y,
 468                  ATI_FFP_CONST_BUMPMAT(stage), GL_BLUE, GL_NONE,
 469                  GL_REG_0_ATI + stage + 1, GL_GREEN, GL_NONE);
 470         wrap_op3(gl_info, GL_MAD_ATI, GL_REG_0_ATI + stage + 1, GL_GREEN_BIT_ATI, GL_NONE,
 471                  GL_REG_0_ATI + stage, GL_GREEN, argmodextra_y,
 472                  ATI_FFP_CONST_BUMPMAT(stage), GL_ALPHA, GL_NONE,
 473                  GL_REG_0_ATI + stage + 1, GL_ALPHA, GL_NONE);
 474     }
 475
 476     /* Pass 3: Generate sampling instructions for regular textures */
 477     for(stage = 0; stage < GL_LIMITS(textures); stage++) {
 478         if(op[stage].cop == WINED3DTOP_DISABLE) {
 479             break;
 480         }
 481
 482         if(op[stage].projected == proj_none) {
 483             swizzle = GL_SWIZZLE_STR_ATI;
 484         } else if(op[stage].projected == proj_count3) {
 485             swizzle = GL_SWIZZLE_STR_DR_ATI;
 486         } else {
 487             swizzle = GL_SWIZZLE_STQ_DQ_ATI;
 488         }
 489
 490         if((op[stage].carg0 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 491            (op[stage].carg1 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 492            (op[stage].carg2 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 493            (op[stage].aarg0 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 494            (op[stage].aarg1 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 495            (op[stage].aarg2 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 496             op[stage].cop == WINED3DTOP_BLENDTEXTUREALPHA) {
 497
 498             if(stage > 0 &&
 499                (op[stage - 1].cop == WINED3DTOP_BUMPENVMAP ||
 500                 op[stage - 1].cop == WINED3DTOP_BUMPENVMAPLUMINANCE)) {
 501                 TRACE("glSampleMapATI(GL_REG_%d_ATI, GL_REG_%d_ATI, GL_SWIZZLE_STR_ATI)\n",
 502                       stage, stage);
 503                 GL_EXTCALL(glSampleMapATI(GL_REG_0_ATI + stage,
 504                            GL_REG_0_ATI + stage,
 505                            GL_SWIZZLE_STR_ATI));
 506             } else {
 507                 TRACE("glSampleMapATI(GL_REG_%d_ATI, GL_TEXTURE_%d_ARB, %s)\n",
 508                     stage, stage, debug_swizzle(swizzle));
 509                 GL_EXTCALL(glSampleMapATI(GL_REG_0_ATI + stage,
 510                                         GL_TEXTURE0_ARB + stage,
 511                                         swizzle));
 512             }
 513         }
 514     }
 515
 516     /* Pass 4: Generate the arithmetic instructions */
 517     for(stage = 0; stage < MAX_TEXTURES; stage++) {
 518         if(op[stage].cop == WINED3DTOP_DISABLE) {
 519             if(stage == 0) {
 520                 /* Handle complete texture disabling gracefully */
 521                 wrap_op1(gl_info, GL_MOV_ATI, GL_REG_0_ATI, GL_NONE, GL_NONE,
 522                          GL_PRIMARY_COLOR, GL_NONE, GL_NONE);
 523                 wrap_op1(gl_info, GL_MOV_ATI, GL_REG_0_ATI, GL_ALPHA, GL_NONE,
 524                          GL_PRIMARY_COLOR, GL_NONE, GL_NONE);
 525             }
 526             break;
 527         }
 528
 529         if(op[stage].dst == tempreg) {
 530             /* If we're writing to D3DTA_TEMP, but never reading from it we don't have to write there in the first place.
 531              * skip the entire stage, this saves some GPU time
 532              */
 533             if(tmparg == GL_NONE) continue;
 534
 535             dstreg = tmparg;
 536         } else {
 537             dstreg = GL_REG_0_ATI;
 538         }
 539
 540         arg0 = register_for_arg(op[stage].carg0, gl_info, stage, &argmod0, &rep0, tmparg);
 541         arg1 = register_for_arg(op[stage].carg1, gl_info, stage, &argmod1, &rep1, tmparg);
 542         arg2 = register_for_arg(op[stage].carg2, gl_info, stage, &argmod2, &rep2, tmparg);
 543         dstmod = GL_NONE;
 544         argmodextra = GL_NONE;
 545         extrarg = GL_NONE;
 546
 547         switch(op[stage].cop) {
 548             case WINED3DTOP_SELECTARG2:
 549                 arg1 = arg2;
 550                 argmod1 = argmod2;
 551                 rep1 = rep2;
 552             case WINED3DTOP_SELECTARG1:
 553                 wrap_op1(gl_info, GL_MOV_ATI, dstreg, GL_NONE, GL_NONE,
 554                          arg1, rep1, argmod1);
 555                 break;
 556
 557             case WINED3DTOP_MODULATE4X:
 558                 if(dstmod == GL_NONE) dstmod = GL_4X_BIT_ATI;
 559             case WINED3DTOP_MODULATE2X:
 560                 if(dstmod == GL_NONE) dstmod = GL_2X_BIT_ATI;
 561                 dstmod |= GL_SATURATE_BIT_ATI;
 562             case WINED3DTOP_MODULATE:
 563                 wrap_op2(gl_info, GL_MUL_ATI, dstreg, GL_NONE, dstmod,
 564                          arg1, rep1, argmod1,
 565                          arg2, rep2, argmod2);
 566                 break;
 567
 568             case WINED3DTOP_ADDSIGNED2X:
 569                 dstmod = GL_2X_BIT_ATI;
 570             case WINED3DTOP_ADDSIGNED:
 571                 argmodextra = GL_BIAS_BIT_ATI;
 572             case WINED3DTOP_ADD:
 573                 dstmod |= GL_SATURATE_BIT_ATI;
 574                 wrap_op2(gl_info, GL_ADD_ATI, GL_REG_0_ATI, GL_NONE, dstmod,
 575                          arg1, rep1, argmod1,
 576                          arg2, rep2, argmodextra | argmod2);
 577                 break;
 578
 579             case WINED3DTOP_SUBTRACT:
 580                 dstmod |= GL_SATURATE_BIT_ATI;
 581                 wrap_op2(gl_info, GL_SUB_ATI, dstreg, GL_NONE, dstmod,
 582                          arg1, rep1, argmod1,
 583                          arg2, rep2, argmod2);
 584                 break;
 585
 586             case WINED3DTOP_ADDSMOOTH:
 587                 argmodextra = argmod1 & GL_COMP_BIT_ATI ? argmod1 & ~GL_COMP_BIT_ATI : argmod1 | GL_COMP_BIT_ATI;
 588                 /* Dst = arg1 + * arg2(1 -arg 1)
 589                  *     = arg2 * (1 - arg1) + arg1
 590                  */
 591                 wrap_op3(gl_info, GL_MAD_ATI, dstreg, GL_NONE, GL_SATURATE_BIT_ATI,
 592                          arg2, rep2, argmod2,
 593                          arg1, rep1, argmodextra,
 594                          arg1, rep1, argmod1);
 595                 break;
 596
 597             case WINED3DTOP_BLENDCURRENTALPHA:
 598                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_CURRENT, gl_info, stage, NULL, NULL, -1);
 599             case WINED3DTOP_BLENDFACTORALPHA:
 600                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_TFACTOR, gl_info, stage, NULL, NULL, -1);
 601             case WINED3DTOP_BLENDTEXTUREALPHA:
 602                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_TEXTURE, gl_info, stage, NULL, NULL, -1);
 603             case WINED3DTOP_BLENDDIFFUSEALPHA:
 604                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_DIFFUSE, gl_info, stage, NULL, NULL, -1);
 605                 wrap_op3(gl_info, GL_LERP_ATI, dstreg, GL_NONE, GL_NONE,
 606                          extrarg, GL_ALPHA, GL_NONE,
 607                          arg1, rep1, argmod1,
 608                          arg2, rep2, argmod2);
 609                 break;
 610
 611             case WINED3DTOP_BLENDTEXTUREALPHAPM:
 612                 arg0 = register_for_arg(WINED3DTA_TEXTURE, gl_info, stage, NULL, NULL, -1);
 613                 wrap_op3(gl_info, GL_MAD_ATI, dstreg, GL_NONE, GL_NONE,
 614                          arg2, rep2,  argmod2,
 615                          arg0, GL_ALPHA, GL_COMP_BIT_ATI,
 616                          arg1, rep1,  argmod1);
 617                 break;
 618
 619             /* D3DTOP_PREMODULATE ???? */
 620
 621             case WINED3DTOP_MODULATEINVALPHA_ADDCOLOR:
 622                 argmodextra = argmod1 & GL_COMP_BIT_ATI ? argmod1 & ~GL_COMP_BIT_ATI : argmod1 | GL_COMP_BIT_ATI;
 623             case WINED3DTOP_MODULATEALPHA_ADDCOLOR:
 624                 if(!argmodextra) argmodextra = argmod1;
 625                 wrap_op3(gl_info, GL_MAD_ATI, dstreg, GL_NONE, GL_SATURATE_BIT_ATI,
 626                          arg2, rep2,  argmod2,
 627                          arg1, GL_ALPHA, argmodextra,
 628                          arg1, rep1,  argmod1);
 629                 break;
 630
 631             case WINED3DTOP_MODULATEINVCOLOR_ADDALPHA:
 632                 argmodextra = argmod1 & GL_COMP_BIT_ATI ? argmod1 & ~GL_COMP_BIT_ATI : argmod1 | GL_COMP_BIT_ATI;
 633             case WINED3DTOP_MODULATECOLOR_ADDALPHA:
 634                 if(!argmodextra) argmodextra = argmod1;
 635                 wrap_op3(gl_info, GL_MAD_ATI, dstreg, GL_NONE, GL_SATURATE_BIT_ATI,
 636                          arg2, rep2,  argmod2,
 637                          arg1, rep1,  argmodextra,
 638                          arg1, GL_ALPHA, argmod1);
 639                 break;
 640
 641             case WINED3DTOP_DOTPRODUCT3:
 642                 wrap_op2(gl_info, GL_DOT3_ATI, dstreg, GL_NONE, GL_4X_BIT_ATI | GL_SATURATE_BIT_ATI,
 643                          arg1, rep1, argmod1 | GL_BIAS_BIT_ATI,
 644                          arg2, rep2, argmod2 | GL_BIAS_BIT_ATI);
 645                 break;
 646
 647             case WINED3DTOP_MULTIPLYADD:
 648                 wrap_op3(gl_info, GL_MAD_ATI, dstreg, GL_NONE, GL_SATURATE_BIT_ATI,
 649                          arg1, rep1, argmod1,
 650                          arg2, rep2, argmod2,
 651                          arg0, rep0, argmod0);
 652                 break;
 653
 654             case WINED3DTOP_LERP:
 655                 wrap_op3(gl_info, GL_LERP_ATI, dstreg, GL_NONE, GL_NONE,
 656                          arg0, rep0, argmod0,
 657                          arg1, rep1, argmod1,
 658                          arg2, rep2, argmod2);
 659                 break;
 660
 661             case WINED3DTOP_BUMPENVMAP:
 662             case WINED3DTOP_BUMPENVMAPLUMINANCE:
 663                 /* Those are handled in the first pass of the shader(generation pass 1 and 2) already */
 664                 break;
 665
 666             default: FIXME("Unhandled color operation %d on stage %d\n", op[stage].cop, stage);
 667         }
 668
 669         arg0 = register_for_arg(op[stage].aarg0, gl_info, stage, &argmod0, NULL, tmparg);
 670         arg1 = register_for_arg(op[stage].aarg1, gl_info, stage, &argmod1, NULL, tmparg);
 671         arg2 = register_for_arg(op[stage].aarg2, gl_info, stage, &argmod2, NULL, tmparg);
 672         dstmod = GL_NONE;
 673         argmodextra = GL_NONE;
 674         extrarg = GL_NONE;
 675
 676         switch(op[stage].aop) {
 677             case WINED3DTOP_DISABLE:
 678                 /* Get the primary color to the output if on stage 0, otherwise leave register 0 untouched */
 679                 if(stage == 0) {
 680                     wrap_op1(gl_info, GL_MOV_ATI, GL_REG_0_ATI, GL_ALPHA, GL_NONE,
 681                              GL_PRIMARY_COLOR, GL_NONE, GL_NONE);
 682                 }
 683                 break;
 684
 685             case WINED3DTOP_SELECTARG2:
 686                 arg1 = arg2;
 687                 argmod1 = argmod2;
 688             case WINED3DTOP_SELECTARG1:
 689                 wrap_op1(gl_info, GL_MOV_ATI, dstreg, GL_ALPHA, GL_NONE,
 690                          arg1, GL_NONE, argmod1);
 691                 break;
 692
 693             case WINED3DTOP_MODULATE4X:
 694                 if(dstmod == GL_NONE) dstmod = GL_4X_BIT_ATI;
 695             case WINED3DTOP_MODULATE2X:
 696                 if(dstmod == GL_NONE) dstmod = GL_2X_BIT_ATI;
 697                 dstmod |= GL_SATURATE_BIT_ATI;
 698             case WINED3DTOP_MODULATE:
 699                 wrap_op2(gl_info, GL_MUL_ATI, dstreg, GL_ALPHA, dstmod,
 700                          arg1, GL_NONE, argmod1,
 701                          arg2, GL_NONE, argmod2);
 702                 break;
 703
 704             case WINED3DTOP_ADDSIGNED2X:
 705                 dstmod = GL_2X_BIT_ATI;
 706             case WINED3DTOP_ADDSIGNED:
 707                 argmodextra = GL_BIAS_BIT_ATI;
 708             case WINED3DTOP_ADD:
 709                 dstmod |= GL_SATURATE_BIT_ATI;
 710                 wrap_op2(gl_info, GL_ADD_ATI, dstreg, GL_ALPHA, dstmod,
 711                          arg1, GL_NONE, argmod1,
 712                          arg2, GL_NONE, argmodextra | argmod2);
 713                 break;
 714
 715             case WINED3DTOP_SUBTRACT:
 716                 dstmod |= GL_SATURATE_BIT_ATI;
 717                 wrap_op2(gl_info, GL_SUB_ATI, dstreg, GL_ALPHA, dstmod,
 718                          arg1, GL_NONE, argmod1,
 719                          arg2, GL_NONE, argmod2);
 720                 break;
 721
 722             case WINED3DTOP_ADDSMOOTH:
 723                 argmodextra = argmod1 & GL_COMP_BIT_ATI ? argmod1 & ~GL_COMP_BIT_ATI : argmod1 | GL_COMP_BIT_ATI;
 724                 /* Dst = arg1 + * arg2(1 -arg 1)
 725                  *     = arg2 * (1 - arg1) + arg1
 726                  */
 727                 wrap_op3(gl_info, GL_MAD_ATI, dstreg, GL_ALPHA, GL_SATURATE_BIT_ATI,
 728                          arg2, GL_NONE, argmod2,
 729                          arg1, GL_NONE, argmodextra,
 730                          arg1, GL_NONE, argmod1);
 731                 break;
 732
 733             case WINED3DTOP_BLENDCURRENTALPHA:
 734                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_CURRENT, gl_info, stage, NULL, NULL, -1);
 735             case WINED3DTOP_BLENDFACTORALPHA:
 736                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_TFACTOR, gl_info, stage, NULL, NULL, -1);
 737             case WINED3DTOP_BLENDTEXTUREALPHA:
 738                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_TEXTURE, gl_info, stage, NULL, NULL, -1);
 739             case WINED3DTOP_BLENDDIFFUSEALPHA:
 740                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_DIFFUSE, gl_info, stage, NULL, NULL, -1);
 741                 wrap_op3(gl_info, GL_LERP_ATI, dstreg, GL_ALPHA, GL_NONE,
 742                          extrarg, GL_ALPHA, GL_NONE,
 743                          arg1, GL_NONE, argmod1,
 744                          arg2, GL_NONE, argmod2);
 745                 break;
 746
 747             case WINED3DTOP_BLENDTEXTUREALPHAPM:
 748                 arg0 = register_for_arg(WINED3DTA_TEXTURE, gl_info, stage, NULL, NULL, -1);
 749                 wrap_op3(gl_info, GL_MAD_ATI, dstreg, GL_ALPHA, GL_NONE,
 750                          arg2, GL_NONE,  argmod2,
 751                          arg0, GL_ALPHA, GL_COMP_BIT_ATI,
 752                          arg1, GL_NONE,  argmod1);
 753                 break;
 754
 755             /* D3DTOP_PREMODULATE ???? */
 756
 757             case WINED3DTOP_DOTPRODUCT3:
 758                 wrap_op2(gl_info, GL_DOT3_ATI, dstreg, GL_ALPHA, GL_4X_BIT_ATI | GL_SATURATE_BIT_ATI,
 759                          arg1, GL_NONE, argmod1 | GL_BIAS_BIT_ATI,
 760                          arg2, GL_NONE, argmod2 | GL_BIAS_BIT_ATI);
 761                 break;
 762
 763             case WINED3DTOP_MULTIPLYADD:
 764                 wrap_op3(gl_info, GL_MAD_ATI, dstreg, GL_ALPHA, GL_SATURATE_BIT_ATI,
 765                          arg1, GL_NONE, argmod1,
 766                          arg2, GL_NONE, argmod2,
 767                          arg0, GL_NONE, argmod0);
 768                 break;
 769
 770             case WINED3DTOP_LERP:
 771                 wrap_op3(gl_info, GL_LERP_ATI, dstreg, GL_ALPHA, GL_SATURATE_BIT_ATI,
 772                          arg1, GL_NONE, argmod1,
 773                          arg2, GL_NONE, argmod2,
 774                          arg0, GL_NONE, argmod0);
 775                 break;
 776
 777             case WINED3DTOP_MODULATEINVALPHA_ADDCOLOR:
 778             case WINED3DTOP_MODULATEALPHA_ADDCOLOR:
 779             case WINED3DTOP_MODULATECOLOR_ADDALPHA:
 780             case WINED3DTOP_MODULATEINVCOLOR_ADDALPHA:
 781             case WINED3DTOP_BUMPENVMAP:
 782             case WINED3DTOP_BUMPENVMAPLUMINANCE:
 783                 ERR("Application uses an invalid alpha operation\n");
 784                 break;
 785
 786             default: FIXME("Unhandled alpha operation %d on stage %d\n", op[stage].aop, stage);
 787         }
 788     }
 789
 790     TRACE("glEndFragmentShaderATI()\n");
 791     GL_EXTCALL(glEndFragmentShaderATI());
 792     checkGLcall("GL_EXTCALL(glEndFragmentShaderATI())");
 793     return ret;
 794 }
 795 #undef GLINFO_LOCATION
 796
 797 #define GLINFO_LOCATION stateblock->wineD3DDevice->adapter->gl_info
 798 static void set_tex_op_atifs(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3DContext *context) {
 799     IWineD3DDeviceImpl          *This = stateblock->wineD3DDevice;
 800     const struct atifs_ffp_desc *desc;
 801     struct ffp_frag_settings     settings;
 802     struct atifs_private_data   *priv = This->fragment_priv;
 803     DWORD mapped_stage;
 804     unsigned int i;
 805
 806     gen_ffp_frag_op(stateblock, &settings, TRUE);
 807     desc = (const struct atifs_ffp_desc *)find_ffp_frag_shader(&priv->fragment_shaders, &settings);
 808     if(!desc) {
 809         struct atifs_ffp_desc *new_desc = HeapAlloc(GetProcessHeap(), 0, sizeof(*new_desc));
 810         if (!new_desc)
 811         {
 812             ERR("Out of memory\n");
 813             return;
 814         }
 815         new_desc->num_textures_used = 0;
 816         for(i = 0; i < GL_LIMITS(texture_stages); i++) {
 817             if(settings.op[i].cop == WINED3DTOP_DISABLE) break;
 818             new_desc->num_textures_used = i;
 819         }
 820
 821         memcpy(&new_desc->parent.settings, &settings, sizeof(settings));
 822         new_desc->shader = gen_ati_shader(settings.op, &GLINFO_LOCATION);
 823         add_ffp_frag_shader(&priv->fragment_shaders, &new_desc->parent);
 824         TRACE("Allocated fixed function replacement shader descriptor %p\n", new_desc);
 825         desc = new_desc;
 826     }
 827
 828     /* GL_ATI_fragment_shader depends on the GL_TEXTURE_xD enable settings. Update the texture stages
 829      * used by this shader
 830      */
 831     for(i = 0; i < desc->num_textures_used; i++) {
 832         mapped_stage = This->texUnitMap[i];
 833         if (mapped_stage != WINED3D_UNMAPPED_STAGE)
 834         {
 835             GL_EXTCALL(glActiveTextureARB(GL_TEXTURE0_ARB + mapped_stage));
 836             checkGLcall("glActiveTextureARB");
 837             texture_activate_dimensions(i, stateblock, context);
 838         }
 839     }
 840
 841     GL_EXTCALL(glBindFragmentShaderATI(desc->shader));
 842 }
 843
 844 static void state_texfactor_atifs(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3DContext *context) {
 845     float col[4];
 846     D3DCOLORTOGLFLOAT4(stateblock->renderState[WINED3DRS_TEXTUREFACTOR], col);
 847
 848     GL_EXTCALL(glSetFragmentShaderConstantATI(ATI_FFP_CONST_TFACTOR, col));
 849     checkGLcall("glSetFragmentShaderConstantATI(ATI_FFP_CONST_TFACTOR, col)");
 850 }
 851
 852 static void set_bumpmat(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3DContext *context) {
 853     DWORD stage = (state - STATE_TEXTURESTAGE(0, 0)) / (WINED3D_HIGHEST_TEXTURE_STATE + 1);
 854     float mat[2][2];
 855
 856     mat[0][0] = *((float *) &stateblock->textureState[stage][WINED3DTSS_BUMPENVMAT00]);
 857     mat[1][0] = *((float *) &stateblock->textureState[stage][WINED3DTSS_BUMPENVMAT01]);
 858     mat[0][1] = *((float *) &stateblock->textureState[stage][WINED3DTSS_BUMPENVMAT10]);
 859     mat[1][1] = *((float *) &stateblock->textureState[stage][WINED3DTSS_BUMPENVMAT11]);
 860     /* GL_ATI_fragment_shader allows only constants from 0.0 to 1.0, but the bumpmat
 861      * constants can be in any range. While they should stay between [-1.0 and 1.0] because
 862      * Shader Model 1.x pixel shaders are clamped to that range negative values are used occasionally,
 863      * for example by our d3d9 test. So to get negative values scale -1;1 to 0;1 and undo that in the
 864      * shader(it is free). This might potentially reduce precision. However, if the hardware does
 865      * support proper floats it shouldn't, and if it doesn't we can't get anything better anyway
 866      */
 867     mat[0][0] = (mat[0][0] + 1.0f) * 0.5f;
 868     mat[1][0] = (mat[1][0] + 1.0f) * 0.5f;
 869     mat[0][1] = (mat[0][1] + 1.0f) * 0.5f;
 870     mat[1][1] = (mat[1][1] + 1.0f) * 0.5f;
 871     GL_EXTCALL(glSetFragmentShaderConstantATI(ATI_FFP_CONST_BUMPMAT(stage), (float *) mat));
 872     checkGLcall("glSetFragmentShaderConstantATI(ATI_FFP_CONST_BUMPMAT(stage), mat)");
 873 }
 874
 875 static void textransform(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3DContext *context) {
 876     if(!isStateDirty(context, STATE_PIXELSHADER)) {
 877         set_tex_op_atifs(state, stateblock, context);
 878     }
 879 }
 880
 881 static void atifs_apply_pixelshader(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3DContext *context) {
 882     IWineD3DDeviceImpl *device = stateblock->wineD3DDevice;
 883     BOOL use_vshader = use_vs(stateblock);
 884
 885     context->last_was_pshader = use_ps(stateblock);
 886     /* The ATIFS code does not support pixel shaders currently, but we have to provide a state handler
 887      * to call shader_select to select a vertex shader if one is applied because the vertex shader state
 888      * may defer calling the shader backend if the pshader state is dirty.
 889      *
 890      * In theory the application should not be able to mark the pixel shader dirty because it cannot
 891      * create a shader, and thus has no way to set the state to something != NULL. However, a different
 892      * pipeline part may link a different state to its pixelshader handler, thus a pshader state exists
 893      * and can be dirtified. Also the pshader is always dirtified at startup, and blitting disables all
 894      * shaders and dirtifies all shader states. If atifs can deal with this it keeps the rest of the code
 895      * simpler.
 896      */
 897     if(!isStateDirty(context, device->StateTable[STATE_VSHADER].representative)) {
 898         device->shader_backend->shader_select((IWineD3DDevice *)stateblock->wineD3DDevice, FALSE, use_vshader);
 899
 900         if (!isStateDirty(context, STATE_VERTEXSHADERCONSTANT) && use_vshader) {
 901             device->StateTable[STATE_VERTEXSHADERCONSTANT].apply(STATE_VERTEXSHADERCONSTANT, stateblock, context);
 902         }
 903     }
 904 }
 905
 906 #undef GLINFO_LOCATION
 907
 908 static const struct StateEntryTemplate atifs_fragmentstate_template[] = {
 909     {STATE_RENDER(WINED3DRS_TEXTUREFACTOR),               { STATE_RENDER(WINED3DRS_TEXTUREFACTOR),              state_texfactor_atifs   }, WINED3D_GL_EXT_NONE             },
 910     {STATE_RENDER(WINED3DRS_FOGCOLOR),                    { STATE_RENDER(WINED3DRS_FOGCOLOR),                   state_fogcolor          }, WINED3D_GL_EXT_NONE             },
 911     {STATE_RENDER(WINED3DRS_FOGDENSITY),                  { STATE_RENDER(WINED3DRS_FOGDENSITY),                 state_fogdensity        }, WINED3D_GL_EXT_NONE             },
 912     {STATE_RENDER(WINED3DRS_FOGENABLE),                   { STATE_RENDER(WINED3DRS_FOGENABLE),                  state_fog_fragpart      }, WINED3D_GL_EXT_NONE             },
 913     {STATE_RENDER(WINED3DRS_FOGTABLEMODE),                { STATE_RENDER(WINED3DRS_FOGENABLE),                  state_fog_fragpart      }, WINED3D_GL_EXT_NONE             },
 914     {STATE_RENDER(WINED3DRS_FOGVERTEXMODE),               { STATE_RENDER(WINED3DRS_FOGENABLE),                  state_fog_fragpart      }, WINED3D_GL_EXT_NONE             },
 915     {STATE_RENDER(WINED3DRS_FOGSTART),                    { STATE_RENDER(WINED3DRS_FOGSTART),                   state_fogstartend       }, WINED3D_GL_EXT_NONE             },
 916     {STATE_RENDER(WINED3DRS_FOGEND),                      { STATE_RENDER(WINED3DRS_FOGSTART),                   state_fogstartend       }, WINED3D_GL_EXT_NONE             },
 917     {STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 918     {STATE_TEXTURESTAGE(0, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 919     {STATE_TEXTURESTAGE(0, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 920     {STATE_TEXTURESTAGE(0, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 921     {STATE_TEXTURESTAGE(0, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 922     {STATE_TEXTURESTAGE(0, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 923     {STATE_TEXTURESTAGE(0, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 924     {STATE_TEXTURESTAGE(0, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 925     {STATE_TEXTURESTAGE(0, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 926     {STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 927     {STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 928     {STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 929     {STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 930     {STATE_TEXTURESTAGE(1, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 931     {STATE_TEXTURESTAGE(1, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 932     {STATE_TEXTURESTAGE(1, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 933     {STATE_TEXTURESTAGE(1, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 934     {STATE_TEXTURESTAGE(1, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 935     {STATE_TEXTURESTAGE(1, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 936     {STATE_TEXTURESTAGE(1, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 937     {STATE_TEXTURESTAGE(1, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 938     {STATE_TEXTURESTAGE(1, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 939     {STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 940     {STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 941     {STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 942     {STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 943     {STATE_TEXTURESTAGE(2, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 944     {STATE_TEXTURESTAGE(2, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 945     {STATE_TEXTURESTAGE(2, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 946     {STATE_TEXTURESTAGE(2, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 947     {STATE_TEXTURESTAGE(2, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 948     {STATE_TEXTURESTAGE(2, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 949     {STATE_TEXTURESTAGE(2, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 950     {STATE_TEXTURESTAGE(2, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 951     {STATE_TEXTURESTAGE(2, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 952     {STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 953     {STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 954     {STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 955     {STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 956     {STATE_TEXTURESTAGE(3, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 957     {STATE_TEXTURESTAGE(3, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 958     {STATE_TEXTURESTAGE(3, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 959     {STATE_TEXTURESTAGE(3, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 960     {STATE_TEXTURESTAGE(3, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 961     {STATE_TEXTURESTAGE(3, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 962     {STATE_TEXTURESTAGE(3, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 963     {STATE_TEXTURESTAGE(3, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 964     {STATE_TEXTURESTAGE(3, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 965     {STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 966     {STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 967     {STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 968     {STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 969     {STATE_TEXTURESTAGE(4, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 970     {STATE_TEXTURESTAGE(4, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 971     {STATE_TEXTURESTAGE(4, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 972     {STATE_TEXTURESTAGE(4, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 973     {STATE_TEXTURESTAGE(4, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 974     {STATE_TEXTURESTAGE(4, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 975     {STATE_TEXTURESTAGE(4, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 976     {STATE_TEXTURESTAGE(4, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 977     {STATE_TEXTURESTAGE(4, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 978     {STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 979     {STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 980     {STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 981     {STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 982     {STATE_TEXTURESTAGE(5, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 983     {STATE_TEXTURESTAGE(5, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 984     {STATE_TEXTURESTAGE(5, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 985     {STATE_TEXTURESTAGE(5, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 986     {STATE_TEXTURESTAGE(5, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 987     {STATE_TEXTURESTAGE(5, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 988     {STATE_TEXTURESTAGE(5, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 989     {STATE_TEXTURESTAGE(5, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 990     {STATE_TEXTURESTAGE(5, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 991     {STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 992     {STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 993     {STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 994     {STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
 995     {STATE_TEXTURESTAGE(6, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 996     {STATE_TEXTURESTAGE(6, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 997     {STATE_TEXTURESTAGE(6, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 998     {STATE_TEXTURESTAGE(6, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
 999     {STATE_TEXTURESTAGE(6, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1000     {STATE_TEXTURESTAGE(6, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1001     {STATE_TEXTURESTAGE(6, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1002     {STATE_TEXTURESTAGE(6, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1003     {STATE_TEXTURESTAGE(6, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1004     {STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
1005     {STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
1006     {STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
1007     {STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
1008     {STATE_TEXTURESTAGE(7, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1009     {STATE_TEXTURESTAGE(7, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1010     {STATE_TEXTURESTAGE(7, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1011     {STATE_TEXTURESTAGE(7, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1012     {STATE_TEXTURESTAGE(7, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1013     {STATE_TEXTURESTAGE(7, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1014     {STATE_TEXTURESTAGE(7, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1015     {STATE_TEXTURESTAGE(7, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1016     {STATE_TEXTURESTAGE(7, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, WINED3D_GL_EXT_NONE             },
1017     {STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
1018     {STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
1019     {STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
1020     {STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, WINED3D_GL_EXT_NONE             },
1021     { STATE_SAMPLER(0),                                   { STATE_SAMPLER(0),                                   sampler_texdim          }, WINED3D_GL_EXT_NONE             },
1022     { STATE_SAMPLER(1),                                   { STATE_SAMPLER(1),                                   sampler_texdim          }, WINED3D_GL_EXT_NONE             },
1023     { STATE_SAMPLER(2),                                   { STATE_SAMPLER(2),                                   sampler_texdim          }, WINED3D_GL_EXT_NONE             },
1024     { STATE_SAMPLER(3),                                   { STATE_SAMPLER(3),                                   sampler_texdim          }, WINED3D_GL_EXT_NONE             },
1025     { STATE_SAMPLER(4),                                   { STATE_SAMPLER(4),                                   sampler_texdim          }, WINED3D_GL_EXT_NONE             },
1026     { STATE_SAMPLER(5),                                   { STATE_SAMPLER(5),                                   sampler_texdim          }, WINED3D_GL_EXT_NONE             },
1027     { STATE_SAMPLER(6),                                   { STATE_SAMPLER(6),                                   sampler_texdim          }, WINED3D_GL_EXT_NONE             },
1028     { STATE_SAMPLER(7),                                   { STATE_SAMPLER(7),                                   sampler_texdim          }, WINED3D_GL_EXT_NONE             },
1029     {STATE_TEXTURESTAGE(0,WINED3DTSS_TEXTURETRANSFORMFLAGS),{STATE_TEXTURESTAGE(0, WINED3DTSS_TEXTURETRANSFORMFLAGS), textransform      }, WINED3D_GL_EXT_NONE             },
1030     {STATE_TEXTURESTAGE(1,WINED3DTSS_TEXTURETRANSFORMFLAGS),{STATE_TEXTURESTAGE(1, WINED3DTSS_TEXTURETRANSFORMFLAGS), textransform      }, WINED3D_GL_EXT_NONE             },
1031     {STATE_TEXTURESTAGE(2,WINED3DTSS_TEXTURETRANSFORMFLAGS),{STATE_TEXTURESTAGE(2, WINED3DTSS_TEXTURETRANSFORMFLAGS), textransform      }, WINED3D_GL_EXT_NONE             },
1032     {STATE_TEXTURESTAGE(3,WINED3DTSS_TEXTURETRANSFORMFLAGS),{STATE_TEXTURESTAGE(3, WINED3DTSS_TEXTURETRANSFORMFLAGS), textransform      }, WINED3D_GL_EXT_NONE             },
1033     {STATE_TEXTURESTAGE(4,WINED3DTSS_TEXTURETRANSFORMFLAGS),{STATE_TEXTURESTAGE(4, WINED3DTSS_TEXTURETRANSFORMFLAGS), textransform      }, WINED3D_GL_EXT_NONE             },
1034     {STATE_TEXTURESTAGE(5,WINED3DTSS_TEXTURETRANSFORMFLAGS),{STATE_TEXTURESTAGE(5, WINED3DTSS_TEXTURETRANSFORMFLAGS), textransform      }, WINED3D_GL_EXT_NONE             },
1035     {STATE_TEXTURESTAGE(6,WINED3DTSS_TEXTURETRANSFORMFLAGS),{STATE_TEXTURESTAGE(6, WINED3DTSS_TEXTURETRANSFORMFLAGS), textransform      }, WINED3D_GL_EXT_NONE             },
1036     {STATE_TEXTURESTAGE(7,WINED3DTSS_TEXTURETRANSFORMFLAGS),{STATE_TEXTURESTAGE(7, WINED3DTSS_TEXTURETRANSFORMFLAGS), textransform      }, WINED3D_GL_EXT_NONE             },
1037     {STATE_PIXELSHADER,                                   { STATE_PIXELSHADER,                                  atifs_apply_pixelshader }, WINED3D_GL_EXT_NONE             },
1038     {0 /* Terminate */,                                   { 0,                                                  0                       }, WINED3D_GL_EXT_NONE             },
1039 };
1040
1041 /* Context activation is done by the caller. */
1042 static void atifs_enable(IWineD3DDevice *iface, BOOL enable) {
1043     ENTER_GL();
1044     if(enable) {
1045         glEnable(GL_FRAGMENT_SHADER_ATI);
1046         checkGLcall("glEnable(GL_FRAGMENT_SHADER_ATI)");
1047     } else {
1048         glDisable(GL_FRAGMENT_SHADER_ATI);
1049         checkGLcall("glDisable(GL_FRAGMENT_SHADER_ATI)");
1050     }
1051     LEAVE_GL();
1052 }
1053
1054 static void atifs_get_caps(WINED3DDEVTYPE devtype, const WineD3D_GL_Info *gl_info, struct fragment_caps *caps)
1055 {
1056     caps->TextureOpCaps =  WINED3DTEXOPCAPS_DISABLE                     |
1057                            WINED3DTEXOPCAPS_SELECTARG1                  |
1058                            WINED3DTEXOPCAPS_SELECTARG2                  |
1059                            WINED3DTEXOPCAPS_MODULATE4X                  |
1060                            WINED3DTEXOPCAPS_MODULATE2X                  |
1061                            WINED3DTEXOPCAPS_MODULATE                    |
1062                            WINED3DTEXOPCAPS_ADDSIGNED2X                 |
1063                            WINED3DTEXOPCAPS_ADDSIGNED                   |
1064                            WINED3DTEXOPCAPS_ADD                         |
1065                            WINED3DTEXOPCAPS_SUBTRACT                    |
1066                            WINED3DTEXOPCAPS_ADDSMOOTH                   |
1067                            WINED3DTEXOPCAPS_BLENDCURRENTALPHA           |
1068                            WINED3DTEXOPCAPS_BLENDFACTORALPHA            |
1069                            WINED3DTEXOPCAPS_BLENDTEXTUREALPHA           |
1070                            WINED3DTEXOPCAPS_BLENDDIFFUSEALPHA           |
1071                            WINED3DTEXOPCAPS_BLENDTEXTUREALPHAPM         |
1072                            WINED3DTEXOPCAPS_MODULATEALPHA_ADDCOLOR      |
1073                            WINED3DTEXOPCAPS_MODULATECOLOR_ADDALPHA      |
1074                            WINED3DTEXOPCAPS_MODULATEINVCOLOR_ADDALPHA   |
1075                            WINED3DTEXOPCAPS_MODULATEINVALPHA_ADDCOLOR   |
1076                            WINED3DTEXOPCAPS_DOTPRODUCT3                 |
1077                            WINED3DTEXOPCAPS_MULTIPLYADD                 |
1078                            WINED3DTEXOPCAPS_LERP                        |
1079                            WINED3DTEXOPCAPS_BUMPENVMAP;
1080
1081     /* TODO: Implement WINED3DTEXOPCAPS_BUMPENVMAPLUMINANCE
1082     and WINED3DTEXOPCAPS_PREMODULATE */
1083
1084     /* GL_ATI_fragment_shader always supports 6 textures, which was the limit on r200 cards
1085      * which this extension is exclusively focused on(later cards have GL_ARB_fragment_program).
1086      * If the current card has more than 8 fixed function textures in OpenGL's regular fixed
1087      * function pipeline then the ATI_fragment_shader backend imposes a stricter limit. This
1088      * shouldn't be too hard since Nvidia cards have a limit of 4 textures with the default ffp
1089      * pipeline, and almost all games are happy with that. We can however support up to 8
1090      * texture stages because we have a 2nd pass limit of 8 instructions, and per stage we use
1091      * only 1 instruction.
1092      *
1093      * The proper fix for this is not to use GL_ATI_fragment_shader on cards newer than the
1094      * r200 series and use an ARB or GLSL shader instead
1095      */
1096     caps->MaxTextureBlendStages   = 8;
1097     caps->MaxSimultaneousTextures = 6;
1098
1099     caps->PrimitiveMiscCaps |= WINED3DPMISCCAPS_TSSARGTEMP;
1100 }
1101
1102 static HRESULT atifs_alloc(IWineD3DDevice *iface) {
1103     IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *) iface;
1104     struct atifs_private_data *priv;
1105
1106     This->fragment_priv = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct atifs_private_data));
1107     if(!This->fragment_priv) {
1108         ERR("Out of memory\n");
1109         return E_OUTOFMEMORY;
1110     }
1111     priv = This->fragment_priv;
1112     if (wine_rb_init(&priv->fragment_shaders, &wined3d_ffp_frag_program_rb_functions) == -1)
1113     {
1114         ERR("Failed to initialize rbtree.\n");
1115         HeapFree(GetProcessHeap(), 0, This->fragment_priv);
1116         return E_OUTOFMEMORY;
1117     }
1118     return WINED3D_OK;
1119 }
1120
1121 #define GLINFO_LOCATION This->adapter->gl_info
1122 /* Context activation is done by the caller. */
1123 static void atifs_free_ffpshader(struct wine_rb_entry *entry, void *context)
1124 {
1125     IWineD3DDeviceImpl *This = context;
1126     struct atifs_ffp_desc *entry_ati = WINE_RB_ENTRY_VALUE(entry, struct atifs_ffp_desc, parent.entry);
1127
1128     ENTER_GL();
1129     GL_EXTCALL(glDeleteFragmentShaderATI(entry_ati->shader));
1130     checkGLcall("glDeleteFragmentShaderATI(entry->shader)");
1131     HeapFree(GetProcessHeap(), 0, entry_ati);
1132     LEAVE_GL();
1133 }
1134
1135 /* Context activation is done by the caller. */
1136 static void atifs_free(IWineD3DDevice *iface) {
1137     IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *) iface;
1138     struct atifs_private_data *priv = This->fragment_priv;
1139
1140     wine_rb_destroy(&priv->fragment_shaders, atifs_free_ffpshader, This);
1141
1142     HeapFree(GetProcessHeap(), 0, priv);
1143     This->fragment_priv = NULL;
1144 }
1145 #undef GLINFO_LOCATION
1146
1147 static BOOL atifs_color_fixup_supported(struct color_fixup_desc fixup)
1148 {
1149     if (TRACE_ON(d3d_shader) && TRACE_ON(d3d))
1150     {
1151         TRACE("Checking support for fixup:\n");
1152         dump_color_fixup_desc(fixup);
1153     }
1154
1155     /* We only support sign fixup of the first two channels. */
1156     if (fixup.x_source == CHANNEL_SOURCE_X && fixup.y_source == CHANNEL_SOURCE_Y
1157             && fixup.z_source == CHANNEL_SOURCE_Z && fixup.w_source == CHANNEL_SOURCE_W
1158             && !fixup.z_sign_fixup && !fixup.w_sign_fixup)
1159     {
1160         TRACE("[OK]\n");
1161         return TRUE;
1162     }
1163
1164     TRACE("[FAILED]\n");
1165     return FALSE;
1166 }
1167
1168 const struct fragment_pipeline atifs_fragment_pipeline = {
1169     atifs_enable,
1170     atifs_get_caps,
1171     atifs_alloc,
1172     atifs_free,
1173     atifs_color_fixup_supported,
1174     atifs_fragmentstate_template,
1175     TRUE /* We can disable projected textures */
1176 };