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
  30 /* Some private defines, Constant associations, etc.
  31  * Env bump matrix and per stage constant should be independent,
  32  * a stage that bump maps can't read the per state constant
  33  */
  34 #define ATI_FFP_CONST_BUMPMAT(i) (GL_CON_0_ATI + i)
  35 #define ATI_FFP_CONST_CONSTANT0 GL_CON_0_ATI
  36 #define ATI_FFP_CONST_CONSTANT1 GL_CON_1_ATI
  37 #define ATI_FFP_CONST_CONSTANT2 GL_CON_2_ATI
  38 #define ATI_FFP_CONST_CONSTANT3 GL_CON_3_ATI
  39 #define ATI_FFP_CONST_CONSTANT4 GL_CON_4_ATI
  40 #define ATI_FFP_CONST_CONSTANT5 GL_CON_5_ATI
  41 #define ATI_FFP_CONST_TFACTOR   GL_CON_6_ATI
  42
  43 /* GL_ATI_fragment_shader specific fixed function pipeline description. "Inherits" from the common one */
  44 struct atifs_ffp_desc
  45 {
  46     struct ffp_desc parent;
  47     GLuint shader;
  48     unsigned int num_textures_used;
  49 };
  50
  51 struct atifs_private_data
  52 {
  53     hash_table_t *fragment_shaders; /* A hashtable to track fragment pipeline replacement shaders */
  54
  55 };
  56
  57 static const char *debug_dstmod(GLuint mod) {
  58     switch(mod) {
  59         case GL_NONE:               return "GL_NONE";
  60         case GL_2X_BIT_ATI:         return "GL_2X_BIT_ATI";
  61         case GL_4X_BIT_ATI:         return "GL_4X_BIT_ATI";
  62         case GL_8X_BIT_ATI:         return "GL_8X_BIT_ATI";
  63         case GL_HALF_BIT_ATI:       return "GL_HALF_BIT_ATI";
  64         case GL_QUARTER_BIT_ATI:    return "GL_QUARTER_BIT_ATI";
  65         case GL_EIGHTH_BIT_ATI:     return "GL_EIGHTH_BIT_ATI";
  66         case GL_SATURATE_BIT_ATI:   return "GL_SATURATE_BIT_ATI";
  67         default:                    return "Unexpected modifier\n";
  68     }
  69 }
  70
  71 static const char *debug_argmod(GLuint mod) {
  72     switch(mod) {
  73         case GL_NONE:
  74             return "GL_NONE";
  75
  76         case GL_2X_BIT_ATI:
  77             return "GL_2X_BIT_ATI";
  78         case GL_COMP_BIT_ATI:
  79             return "GL_COMP_BIT_ATI";
  80         case GL_NEGATE_BIT_ATI:
  81             return "GL_NEGATE_BIT_ATI";
  82         case GL_BIAS_BIT_ATI:
  83             return "GL_BIAS_BIT_ATI";
  84
  85         case GL_2X_BIT_ATI | GL_COMP_BIT_ATI:
  86             return "GL_2X_BIT_ATI | GL_COMP_BIT_ATI";
  87         case GL_2X_BIT_ATI | GL_NEGATE_BIT_ATI:
  88             return "GL_2X_BIT_ATI | GL_NEGATE_BIT_ATI";
  89         case GL_2X_BIT_ATI | GL_BIAS_BIT_ATI:
  90             return "GL_2X_BIT_ATI | GL_BIAS_BIT_ATI";
  91         case GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI:
  92             return "GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI";
  93         case GL_COMP_BIT_ATI | GL_BIAS_BIT_ATI:
  94             return "GL_COMP_BIT_ATI | GL_BIAS_BIT_ATI";
  95         case GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI:
  96             return "GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI";
  97
  98         case GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI:
  99             return "GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI";
 100         case GL_2X_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI:
 101             return "GL_2X_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI";
 102         case GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_BIAS_BIT_ATI:
 103             return "GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_BIAS_BIT_ATI";
 104         case GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI:
 105             return "GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI";
 106
 107         case GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI:
 108             return "GL_2X_BIT_ATI | GL_COMP_BIT_ATI | GL_NEGATE_BIT_ATI | GL_BIAS_BIT_ATI";
 109
 110         default:
 111             return "Unexpected argmod combination\n";
 112     }
 113 }
 114 static const char *debug_register(GLuint reg) {
 115     switch(reg) {
 116         case GL_REG_0_ATI:                  return "GL_REG_0_ATI";
 117         case GL_REG_1_ATI:                  return "GL_REG_1_ATI";
 118         case GL_REG_2_ATI:                  return "GL_REG_2_ATI";
 119         case GL_REG_3_ATI:                  return "GL_REG_3_ATI";
 120         case GL_REG_4_ATI:                  return "GL_REG_4_ATI";
 121         case GL_REG_5_ATI:                  return "GL_REG_5_ATI";
 122
 123         case GL_CON_0_ATI:                  return "GL_CON_0_ATI";
 124         case GL_CON_1_ATI:                  return "GL_CON_1_ATI";
 125         case GL_CON_2_ATI:                  return "GL_CON_2_ATI";
 126         case GL_CON_3_ATI:                  return "GL_CON_3_ATI";
 127         case GL_CON_4_ATI:                  return "GL_CON_4_ATI";
 128         case GL_CON_5_ATI:                  return "GL_CON_5_ATI";
 129         case GL_CON_6_ATI:                  return "GL_CON_6_ATI";
 130         case GL_CON_7_ATI:                  return "GL_CON_7_ATI";
 131
 132         case GL_ZERO:                       return "GL_ZERO";
 133         case GL_ONE:                        return "GL_ONE";
 134         case GL_PRIMARY_COLOR:              return "GL_PRIMARY_COLOR";
 135         case GL_SECONDARY_INTERPOLATOR_ATI: return "GL_SECONDARY_INTERPOLATOR_ATI";
 136
 137         default:                            return "Unknown register\n";
 138     }
 139 }
 140
 141 static const char *debug_swizzle(GLuint swizzle) {
 142     switch(swizzle) {
 143         case GL_SWIZZLE_STR_ATI:        return "GL_SWIZZLE_STR_ATI";
 144         case GL_SWIZZLE_STQ_ATI:        return "GL_SWIZZLE_STQ_ATI";
 145         case GL_SWIZZLE_STR_DR_ATI:     return "GL_SWIZZLE_STR_DR_ATI";
 146         case GL_SWIZZLE_STQ_DQ_ATI:     return "GL_SWIZZLE_STQ_DQ_ATI";
 147         default:                        return "unknown swizzle";
 148     }
 149 }
 150
 151 #define GLINFO_LOCATION (*gl_info)
 152 static GLuint register_for_arg(DWORD arg, WineD3D_GL_Info *gl_info, unsigned int stage, GLuint *mod, GLuint tmparg) {
 153     GLenum ret;
 154
 155     if(mod) *mod = GL_NONE;
 156     if(arg == ARG_UNUSED) return -1; /* This is the marker for unused registers */
 157
 158     switch(arg & WINED3DTA_SELECTMASK) {
 159         case WINED3DTA_DIFFUSE:
 160             ret = GL_PRIMARY_COLOR;
 161             break;
 162
 163         case WINED3DTA_CURRENT:
 164             /* Note that using GL_REG_0_ATI for the passed on register is safe because
 165              * texture0 is read at stage0, so in the worst case it is read in the
 166              * instruction writing to reg0. Afterwards texture0 is not used any longer.
 167              * If we're reading from current
 168              */
 169             if(stage == 0) {
 170                 ret = GL_PRIMARY_COLOR;
 171             } else {
 172                 ret = GL_REG_0_ATI;
 173             }
 174             break;
 175
 176         case WINED3DTA_TEXTURE:
 177             ret = GL_REG_0_ATI + stage;
 178             break;
 179
 180         case WINED3DTA_TFACTOR:
 181             ret = ATI_FFP_CONST_TFACTOR;
 182             break;
 183
 184         case WINED3DTA_SPECULAR:
 185             ret = GL_SECONDARY_INTERPOLATOR_ATI;
 186             break;
 187
 188         case WINED3DTA_TEMP:
 189             ret = tmparg;
 190             break;
 191
 192         case WINED3DTA_CONSTANT:
 193             FIXME("Unhandled source argument WINED3DTA_TEMP\n");
 194             ret = GL_CON_0_ATI;
 195             break;
 196
 197         default:
 198             FIXME("Unknown source argument %d\n", arg);
 199             ret = GL_ZERO;
 200     }
 201
 202     if(arg & WINED3DTA_COMPLEMENT) {
 203         if(mod) *mod |= GL_COMP_BIT_ATI;
 204     }
 205     if(arg & WINED3DTA_ALPHAREPLICATE) {
 206         FIXME("Unhandled read modifier WINED3DTA_ALPHAREPLICATE\n");
 207     }
 208     return ret;
 209 }
 210
 211 static GLuint find_tmpreg(struct texture_stage_op op[MAX_TEXTURES]) {
 212     int lowest_read = -1;
 213     int lowest_write = -1;
 214     int i;
 215     BOOL tex_used[MAX_TEXTURES];
 216
 217     memset(tex_used, 0, sizeof(tex_used));
 218     for(i = 0; i < MAX_TEXTURES; i++) {
 219         if(op[i].cop == WINED3DTOP_DISABLE) {
 220             break;
 221         }
 222
 223         if(lowest_read == -1 &&
 224           (op[i].carg1 == WINED3DTA_TEMP || op[i].carg2 == WINED3DTA_TEMP || op[i].carg0 == WINED3DTA_TEMP ||
 225            op[i].aarg1 == WINED3DTA_TEMP || op[i].aarg2 == WINED3DTA_TEMP || op[i].aarg0 == WINED3DTA_TEMP)) {
 226             lowest_read = i;
 227         }
 228
 229         if(lowest_write == -1 && op[i].dst == tempreg) {
 230             lowest_write = i;
 231         }
 232
 233         if(op[i].carg1 == WINED3DTA_TEXTURE || op[i].carg2 == WINED3DTA_TEXTURE || op[i].carg0 == WINED3DTA_TEXTURE ||
 234            op[i].aarg1 == WINED3DTA_TEXTURE || op[i].aarg2 == WINED3DTA_TEXTURE || op[i].aarg0 == WINED3DTA_TEXTURE) {
 235             tex_used[i] = TRUE;
 236         }
 237     }
 238
 239     /* Temp reg not read? We don't need it, return GL_NONE */
 240     if(lowest_read == -1) return GL_NONE;
 241
 242     if(lowest_write >= lowest_read) {
 243         FIXME("Temp register read before being written\n");
 244     }
 245
 246     if(lowest_write == -1) {
 247         /* This needs a test. Maybe we are supposed to return 0.0/0.0/0.0/0.0, or fail drawprim, or whatever */
 248         FIXME("Temp register read without being written\n");
 249         return GL_REG_1_ATI;
 250     } else if(lowest_write >= 1) {
 251         /* If we're writing to the temp reg at earliest in stage 1, we can use register 1 for the temp result.
 252          * there may be texture data stored in reg 1, but we do not need it any longer since stage 1 already
 253          * read it
 254          */
 255         return GL_REG_1_ATI;
 256     } else {
 257         /* Search for a free texture register. We have 6 registers available. GL_REG_0_ATI is already used
 258          * for the regular result
 259          */
 260         for(i = 1; i < 6; i++) {
 261             if(!tex_used[i]) {
 262                 return GL_REG_0_ATI + i;
 263             }
 264         }
 265         /* What to do here? Report it in ValidateDevice? */
 266         FIXME("Could not find a register for the temporary register\n");
 267         return 0;
 268     }
 269 }
 270
 271 static GLuint gen_ati_shader(struct texture_stage_op op[MAX_TEXTURES], WineD3D_GL_Info *gl_info) {
 272     GLuint ret = GL_EXTCALL(glGenFragmentShadersATI(1));
 273     unsigned int stage;
 274     GLuint arg0, arg1, arg2, extrarg;
 275     GLuint dstmod, argmod0, argmod1, argmod2, argmodextra;
 276     GLuint swizzle;
 277     GLuint tmparg = find_tmpreg(op);
 278     GLuint dstreg;
 279
 280     if(!ret) {
 281         ERR("Failed to generate a GL_ATI_fragment_shader shader id\n");
 282         return 0;
 283     }
 284     GL_EXTCALL(glBindFragmentShaderATI(ret));
 285     checkGLcall("GL_EXTCALL(glBindFragmentShaderATI(ret))");
 286
 287     TRACE("glBeginFragmentShaderATI()\n");
 288     GL_EXTCALL(glBeginFragmentShaderATI());
 289     checkGLcall("GL_EXTCALL(glBeginFragmentShaderATI())");
 290
 291     /* Pass 1: Generate sampling instructions for perturbation maps */
 292       for(stage = 0; stage < GL_LIMITS(textures); stage++) {
 293         if(op[stage].cop == WINED3DTOP_DISABLE) break;
 294         if(op[stage].cop != WINED3DTOP_BUMPENVMAP &&
 295            op[stage].cop != WINED3DTOP_BUMPENVMAPLUMINANCE) continue;
 296
 297         TRACE("glSampleMapATI(GL_REG_%d_ATI, GL_TEXTURE_%d_ARB, GL_SWIZZLE_STR_ATI)\n",
 298               stage, stage);
 299         GL_EXTCALL(glSampleMapATI(GL_REG_0_ATI + stage,
 300                    GL_TEXTURE0_ARB + stage,
 301                    GL_SWIZZLE_STR_ATI));
 302         TRACE("glPassTexCoordATI(GL_REG_%d_ATI, GL_TEXTURE_%d_ARB, GL_SWIZZLE_STR_ATI)\n",
 303               stage + 1, stage + 1);
 304         GL_EXTCALL(glPassTexCoordATI(GL_REG_0_ATI + stage + 1,
 305                    GL_TEXTURE0_ARB + stage + 1,
 306                    GL_SWIZZLE_STR_ATI));
 307
 308         /* We need GL_REG_5_ATI as a temporary register to swizzle the bump matrix. So we run into
 309          * issues if we're bump mapping on stage 4 or 5
 310          */
 311         if(stage >= 4) {
 312             FIXME("Bump mapping in stage %d\n", stage);
 313         }
 314     }
 315
 316     /* Pass 2: Generate perturbation calculations */
 317     for(stage = 0; stage < GL_LIMITS(textures); stage++) {
 318         if(op[stage].cop == WINED3DTOP_DISABLE) break;
 319         if(op[stage].cop != WINED3DTOP_BUMPENVMAP &&
 320            op[stage].cop != WINED3DTOP_BUMPENVMAPLUMINANCE) continue;
 321
 322         /* Nice thing, we get the color correction for free :-) */
 323         if(op[stage].color_correction == WINED3DFMT_V8U8) {
 324             argmodextra = GL_2X_BIT_ATI | GL_BIAS_BIT_ATI;
 325         } else {
 326             argmodextra = 0;
 327         }
 328
 329         TRACE("glColorFragmentOp3ATI(GL_DOT2_ADD_ATI, GL_REG_%d_ATI, GL_RED_BIT_ATI, GL_NONE, GL_REG_%d_ATI, GL_NONE, %s, ATI_FFP_CONST_BUMPMAT(%d), GL_NONE, GL_NONE, GL_REG_%d_ATI, GL_RED, GL_NONE)\n",
 330               stage + 1, stage, debug_argmod(argmodextra), stage, stage + 1);
 331         GL_EXTCALL(glColorFragmentOp3ATI(GL_DOT2_ADD_ATI, GL_REG_0_ATI + stage + 1, GL_RED_BIT_ATI, GL_NONE,
 332                                          GL_REG_0_ATI + stage, GL_NONE, argmodextra,
 333                                          ATI_FFP_CONST_BUMPMAT(stage), GL_NONE, GL_2X_BIT_ATI | GL_BIAS_BIT_ATI,
 334                                          GL_REG_0_ATI + stage + 1, GL_RED, GL_NONE));
 335
 336         /* FIXME: How can I make GL_DOT2_ADD_ATI read the factors from blue and alpha? It defaults to red and green,
 337          * and it is fairly easy to make it read GL_BLUE or BL_ALPHA, but I can't get an R * B + G * A. So we're wasting
 338          * one register and two instructions in this pass for a simple swizzling operation.
 339          * For starters it might be good enough to merge the two movs into one, but even that isn't possible :-(
 340          *
 341          * NOTE: GL_BLUE | GL_ALPHA is not possible. It doesn't throw a compilation error, but an OR operation on the
 342          * constants doesn't make sense, considering their values.
 343          */
 344         TRACE("glColorFragmentOp1ATI(GL_MOV_ATI, GL_REG_5_ATI, GL_RED_BIT_ATI, GL_NONE, ATI_FFP_CONST_BUMPMAT(%d), GL_BLUE, GL_NONE)\n", stage);
 345         GL_EXTCALL(glColorFragmentOp1ATI(GL_MOV_ATI, GL_REG_5_ATI, GL_RED_BIT_ATI, GL_NONE,
 346                                          ATI_FFP_CONST_BUMPMAT(stage), GL_BLUE, GL_NONE));
 347         TRACE("glColorFragmentOp1ATI(GL_MOV_ATI, GL_REG_5_ATI, GL_GREEN_BIT_ATI, GL_NONE, ATI_FFP_CONST_BUMPMAT(%d), GL_ALPHA, GL_NONE)\n", stage);
 348         GL_EXTCALL(glColorFragmentOp1ATI(GL_MOV_ATI, GL_REG_5_ATI, GL_GREEN_BIT_ATI, GL_NONE,
 349                                         ATI_FFP_CONST_BUMPMAT(stage), GL_ALPHA, GL_NONE));
 350         TRACE("glColorFragmentOp3ATI(GL_DOT2_ADD_ATI, GL_REG_%d_ATI, GL_GREEN_BIT_ATI, GL_NONE, GL_REG_%d_ATI, GL_NONE, %s, GL_REG_5_ATI, GL_NONE, GL_NONE, GL_REG_%d_ATI, GL_GREEN, GL_NONE)\n",
 351               stage + 1, stage, debug_argmod(argmodextra), stage + 1);
 352         GL_EXTCALL(glColorFragmentOp3ATI(GL_DOT2_ADD_ATI, GL_REG_0_ATI + stage + 1, GL_GREEN_BIT_ATI, GL_NONE,
 353                                          GL_REG_0_ATI + stage, GL_NONE, argmodextra,
 354                                          GL_REG_5_ATI, GL_NONE, GL_2X_BIT_ATI | GL_BIAS_BIT_ATI,
 355                                          GL_REG_0_ATI + stage + 1, GL_GREEN, GL_NONE));
 356     }
 357
 358     /* Pass 3: Generate sampling instructions for regular textures */
 359     for(stage = 0; stage < GL_LIMITS(textures); stage++) {
 360         if(op[stage].cop == WINED3DTOP_DISABLE) {
 361             break;
 362         }
 363
 364         if(op[stage].projected == proj_none) {
 365             swizzle = GL_SWIZZLE_STR_ATI;
 366         } else if(op[stage].projected == proj_count3) {
 367             /* TODO: D3DTTFF_COUNT3 | D3DTTFF_PROJECTED would be GL_SWIZZLE_STR_DR_ATI.
 368              * However, the FFP vertex processing texture transform matrix handler does
 369              * some transformations in the texture matrix which makes the 3rd coordinate
 370              * arrive in Q, not R in that case. This is needed for opengl fixed function
 371              * fragment processing which always divides by Q. In this backend we can
 372              * handle that properly and be compatible with vertex shader output and avoid
 373              * side effects of the texture matrix games
 374              */
 375             swizzle = GL_SWIZZLE_STQ_DQ_ATI;
 376         } else {
 377             swizzle = GL_SWIZZLE_STQ_DQ_ATI;
 378         }
 379
 380         if((op[stage].carg0 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 381            (op[stage].carg1 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 382            (op[stage].carg2 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 383            (op[stage].aarg0 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 384            (op[stage].aarg1 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 385            (op[stage].aarg2 & WINED3DTA_SELECTMASK) == WINED3DTA_TEXTURE ||
 386             op[stage].cop == WINED3DTOP_BLENDTEXTUREALPHA) {
 387
 388             if(stage > 0 &&
 389                (op[stage - 1].cop == WINED3DTOP_BUMPENVMAP ||
 390                 op[stage - 1].cop == WINED3DTOP_BUMPENVMAPLUMINANCE)) {
 391                 TRACE("glSampleMapATI(GL_REG_%d_ATI, GL_REG_%d_ATI, GL_SWIZZLE_STR_ATI)\n",
 392                       stage, stage);
 393                 GL_EXTCALL(glSampleMapATI(GL_REG_0_ATI + stage,
 394                            GL_REG_0_ATI + stage,
 395                            GL_SWIZZLE_STR_ATI));
 396             } else {
 397                 TRACE("glSampleMapATI(GL_REG_%d_ATI, GL_TEXTURE_%d_ARB, %s)\n",
 398                     stage, stage, debug_swizzle(swizzle));
 399                 GL_EXTCALL(glSampleMapATI(GL_REG_0_ATI + stage,
 400                                         GL_TEXTURE0_ARB + stage,
 401                                         swizzle));
 402             }
 403         }
 404     }
 405
 406     /* Pass 4: Generate the arithmetic instructions */
 407     for(stage = 0; stage < MAX_TEXTURES; stage++) {
 408         if(op[stage].cop == WINED3DTOP_DISABLE) {
 409             if(stage == 0) {
 410                 /* Handle complete texture disabling gracefully */
 411                 TRACE("glColorFragmentOp1ATI(GL_MOV_ATI, GL_REG_0_ATI, GL_NONE, GL_NONE, GL_PRIMARY_COLOR, GL_NONE, GL_NONE)\n");
 412                 GL_EXTCALL(glColorFragmentOp1ATI(GL_MOV_ATI, GL_REG_0_ATI, GL_NONE, GL_NONE,
 413                                                  GL_PRIMARY_COLOR, GL_NONE, GL_NONE));
 414                 TRACE("glAlphaFragmentOp1ATI(GL_MOV_ATI, GL_REG_0_ATI, GL_NONE, GL_PRIMARY_COLOR, GL_NONE, GL_NONE)\n");
 415                 GL_EXTCALL(glAlphaFragmentOp1ATI(GL_MOV_ATI, GL_REG_0_ATI, GL_NONE,
 416                                                  GL_PRIMARY_COLOR, GL_NONE, GL_NONE));
 417             }
 418             break;
 419         }
 420
 421         if(op[stage].dst == tempreg) {
 422             /* If we're writing to D3DTA_TEMP, but never reading from it we don't have to write there in the first place.
 423              * skip the entire stage, this saves some GPU time
 424              */
 425             if(tmparg == GL_NONE) continue;
 426
 427             dstreg = tmparg;
 428         } else {
 429             dstreg = GL_REG_0_ATI;
 430         }
 431
 432         arg0 = register_for_arg(op[stage].carg0, gl_info, stage, &argmod0, tmparg);
 433         arg1 = register_for_arg(op[stage].carg1, gl_info, stage, &argmod1, tmparg);
 434         arg2 = register_for_arg(op[stage].carg2, gl_info, stage, &argmod2, tmparg);
 435         dstmod = GL_NONE;
 436         argmodextra = GL_NONE;
 437         extrarg = GL_NONE;
 438
 439         switch(op[stage].cop) {
 440             case WINED3DTOP_SELECTARG2:
 441                 arg1 = arg2;
 442                 argmod1 = argmod2;
 443             case WINED3DTOP_SELECTARG1:
 444                 TRACE("glColorFragmentOp1ATI(GL_MOV_ATI, %s, GL_NONE, GL_NONE, %s, GL_NONE, %s)\n",
 445                       debug_register(dstreg), debug_register(arg1), debug_argmod(argmod1));
 446                 GL_EXTCALL(glColorFragmentOp1ATI(GL_MOV_ATI, dstreg, GL_NONE, GL_NONE,
 447                                                  arg1, GL_NONE, argmod1));
 448                 break;
 449
 450             case WINED3DTOP_MODULATE4X:
 451                 if(dstmod == GL_NONE) dstmod = GL_4X_BIT_ATI;
 452             case WINED3DTOP_MODULATE2X:
 453                 if(dstmod == GL_NONE) dstmod = GL_2X_BIT_ATI;
 454                 dstmod |= GL_SATURATE_BIT_ATI;
 455             case WINED3DTOP_MODULATE:
 456                 TRACE("glColorFragmentOp2ATI(GL_MUL_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 457                       debug_register(dstreg), debug_dstmod(dstmod),
 458                       debug_register(arg1), debug_argmod(argmod1),
 459                       debug_register(arg2), debug_argmod(argmod2));
 460                 GL_EXTCALL(glColorFragmentOp2ATI(GL_MUL_ATI, dstreg, GL_NONE, dstmod,
 461                                                  arg1, GL_NONE, argmod1,
 462                                                  arg2, GL_NONE, argmod2));
 463                 break;
 464
 465             case WINED3DTOP_ADDSIGNED2X:
 466                 dstmod = GL_2X_BIT_ATI;
 467             case WINED3DTOP_ADDSIGNED:
 468                 argmodextra = GL_BIAS_BIT_ATI;
 469             case WINED3DTOP_ADD:
 470                 dstmod |= GL_SATURATE_BIT_ATI;
 471                 TRACE("glColorFragmentOp2ATI(GL_ADD_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 472                       debug_register(dstreg), debug_dstmod(dstmod),
 473                       debug_register(arg1), debug_argmod(argmod1),
 474                       debug_register(arg2), debug_argmod(argmodextra | argmod2));
 475                 GL_EXTCALL(glColorFragmentOp2ATI(GL_ADD_ATI, GL_REG_0_ATI, GL_NONE, dstmod,
 476                                                  arg1, GL_NONE, argmod1,
 477                                                  arg2, GL_NONE, argmodextra | argmod2));
 478                 break;
 479
 480             case WINED3DTOP_SUBTRACT:
 481                 dstmod |= GL_SATURATE_BIT_ATI;
 482                 TRACE("glColorFragmentOp2ATI(GL_SUB_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 483                       debug_register(dstreg), debug_dstmod(dstmod),
 484                       debug_register(arg1), debug_argmod(argmod1),
 485                       debug_register(arg2), debug_argmod(argmod2));
 486                 GL_EXTCALL(glColorFragmentOp2ATI(GL_SUB_ATI, dstreg, GL_NONE, dstmod,
 487                                                  arg1, GL_NONE, argmod1,
 488                                                  arg2, GL_NONE, argmod2));
 489                 break;
 490
 491             case WINED3DTOP_ADDSMOOTH:
 492                 argmodextra = argmod1 & GL_COMP_BIT_ATI ? argmod1 & ~GL_COMP_BIT_ATI : argmod1 | GL_COMP_BIT_ATI;
 493                 TRACE("glColorFragmentOp3ATI(GL_MAD_ATI, %s, GL_NONE, GL_SATURATE_BIT_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 494                       debug_register(dstreg),
 495                       debug_register(arg2), debug_argmod(argmod2),
 496                       debug_register(arg1), debug_argmod(argmodextra),
 497                       debug_register(arg1), debug_argmod(argmod1));
 498                 /* Dst = arg1 + * arg2(1 -arg 1)
 499                  *     = arg2 * (1 - arg1) + arg1
 500                  */
 501                 GL_EXTCALL(glColorFragmentOp3ATI(GL_MAD_ATI, dstreg, GL_NONE, GL_SATURATE_BIT_ATI,
 502                                                  arg2, GL_NONE, argmod2,
 503                                                  arg1, GL_NONE, argmodextra,
 504                                                  arg1, GL_NONE, argmod1));
 505                 break;
 506
 507             case WINED3DTOP_BLENDCURRENTALPHA:
 508                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_CURRENT, gl_info, stage, NULL, -1);
 509             case WINED3DTOP_BLENDFACTORALPHA:
 510                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_TFACTOR, gl_info, stage, NULL, -1);
 511             case WINED3DTOP_BLENDTEXTUREALPHA:
 512                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_TEXTURE, gl_info, stage, NULL, -1);
 513             case WINED3DTOP_BLENDDIFFUSEALPHA:
 514                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_DIFFUSE, gl_info, stage, NULL, -1);
 515                 TRACE("glColorFragmentOp3ATI(GL_LERP_ATI, %s, GL_NONE, GL_NONE, %s, GL_ALPHA, GL_NONE, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 516                       debug_register(dstreg),
 517                       debug_register(extrarg),
 518                       debug_register(arg1), debug_argmod(argmod1),
 519                       debug_register(arg2), debug_argmod(argmod2));
 520                 GL_EXTCALL(glColorFragmentOp3ATI(GL_LERP_ATI, dstreg, GL_NONE, GL_NONE,
 521                                                  extrarg, GL_ALPHA, GL_NONE,
 522                                                  arg1, GL_NONE, argmod1,
 523                                                  arg2, GL_NONE, argmod2));
 524                 break;
 525
 526             case WINED3DTOP_BLENDTEXTUREALPHAPM:
 527                 arg0 = register_for_arg(WINED3DTA_TEXTURE, gl_info, stage, NULL, -1);
 528                 TRACE("glColorFragmentOp3ATI(GL_MAD_ATI, %s, GL_NONE, GL_NONE, %s, GL_NONE, %s, %s, GL_ALPHA, GL_COMP_BIT_ATI, %s, GL_NONE, %s)\n",
 529                       debug_register(dstreg),
 530                       debug_register(arg2), debug_argmod(argmod2),
 531                       debug_register(arg0),
 532                       debug_register(arg1), debug_argmod(argmod1));
 533                 GL_EXTCALL(glColorFragmentOp3ATI(GL_MAD_ATI, dstreg, GL_NONE, GL_NONE,
 534                                                  arg2, GL_NONE,  argmod2,
 535                                                  arg0, GL_ALPHA, GL_COMP_BIT_ATI,
 536                                                  arg1, GL_NONE,  argmod1));
 537                 break;
 538
 539             /* D3DTOP_PREMODULATE ???? */
 540
 541             case WINED3DTOP_MODULATEINVALPHA_ADDCOLOR:
 542                 argmodextra = argmod1 & GL_COMP_BIT_ATI ? argmod1 & ~GL_COMP_BIT_ATI : argmod1 | GL_COMP_BIT_ATI;
 543             case WINED3DTOP_MODULATEALPHA_ADDCOLOR:
 544                 if(!argmodextra) argmodextra = argmod1;
 545                 TRACE("glColorFragmentOp3ATI(GL_MAD_ATI, %s, GL_NONE, GL_SATURATE_BIT_ATI, %s, GL_NONE, %s, %s, GL_ALPHA, %s, %s, GL_NONE, %s)\n",
 546                       debug_register(dstreg),
 547                       debug_register(arg2), debug_argmod(argmod2),
 548                       debug_register(arg1), debug_argmod(argmodextra), debug_register(arg1), debug_argmod(arg1));
 549                 GL_EXTCALL(glColorFragmentOp3ATI(GL_MAD_ATI, dstreg, GL_NONE, GL_SATURATE_BIT_ATI,
 550                                                  arg2, GL_NONE,  argmod2,
 551                                                  arg1, GL_ALPHA, argmodextra,
 552                                                  arg1, GL_NONE,  argmod1));
 553                 break;
 554
 555             case WINED3DTOP_MODULATEINVCOLOR_ADDALPHA:
 556                 argmodextra = argmod1 & GL_COMP_BIT_ATI ? argmod1 & ~GL_COMP_BIT_ATI : argmod1 | GL_COMP_BIT_ATI;
 557             case WINED3DTOP_MODULATECOLOR_ADDALPHA:
 558                 if(!argmodextra) argmodextra = argmod1;
 559                 TRACE("glColorFragmentOp3ATI(GL_MAD_ATI, %s, GL_NONE, GL_SATURATE_BIT_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s, %s, GL_ALPHA, %s)\n",
 560                       debug_register(dstreg),
 561                       debug_register(arg2), debug_argmod(argmod2),
 562                       debug_register(arg1), debug_argmod(argmodextra),
 563                       debug_register(arg1), debug_argmod(argmod1));
 564                 GL_EXTCALL(glColorFragmentOp3ATI(GL_MAD_ATI, dstreg, GL_NONE, GL_SATURATE_BIT_ATI,
 565                                                  arg2, GL_NONE,  argmod2,
 566                                                  arg1, GL_NONE,  argmodextra,
 567                                                  arg1, GL_ALPHA, argmod1));
 568                 break;
 569
 570             case WINED3DTOP_DOTPRODUCT3:
 571                 TRACE("glColorFragmentOp2ATI(GL_DOT3_ATI, %s, GL_NONE, GL_4X_BIT_ATI | GL_SATURATE_BIT_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 572                       debug_register(dstreg),
 573                       debug_register(arg1), debug_argmod(argmod1 | GL_BIAS_BIT_ATI),
 574                       debug_register(arg2), debug_argmod(argmod2 | GL_BIAS_BIT_ATI));
 575                 GL_EXTCALL(glColorFragmentOp2ATI(GL_DOT3_ATI, dstreg, GL_NONE, GL_4X_BIT_ATI | GL_SATURATE_BIT_ATI,
 576                                                  arg1, GL_NONE, argmod1 | GL_BIAS_BIT_ATI,
 577                                                  arg2, GL_NONE, argmod2 | GL_BIAS_BIT_ATI));
 578                 break;
 579
 580             case WINED3DTOP_MULTIPLYADD:
 581                 TRACE("glColorFragmentOp3ATI(GL_MAD_ATI, %s, GL_NONE, GL_SATURATE_BIT_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 582                       debug_register(dstreg),
 583                       debug_register(arg1), debug_argmod(argmod1),
 584                       debug_register(arg2), debug_argmod(argmod2),
 585                       debug_register(arg0), debug_argmod(argmod0));
 586                 GL_EXTCALL(glColorFragmentOp3ATI(GL_MAD_ATI, dstreg, GL_NONE, GL_SATURATE_BIT_ATI,
 587                                                  arg1, GL_NONE, argmod1,
 588                                                  arg2, GL_NONE, argmod2,
 589                                                  arg0, GL_NONE, argmod0));
 590                 break;
 591
 592             case WINED3DTOP_LERP:
 593                 TRACE("glColorFragmentOp3ATI(GL_LERP_ATI, %s, GL_NONE, GL_NONE, %s, GL_NONE, %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 594                       debug_register(dstreg),
 595                       debug_register(arg1), debug_argmod(argmod1),
 596                       debug_register(arg2), debug_argmod(argmod2),
 597                       debug_register(arg0), debug_argmod(argmod0));
 598                 GL_EXTCALL(glColorFragmentOp3ATI(GL_LERP_ATI, dstreg, GL_NONE, GL_NONE,
 599                                                  arg0, GL_NONE, argmod0,
 600                                                  arg1, GL_NONE, argmod1,
 601                                                  arg2, GL_NONE, argmod2));
 602                 break;
 603
 604             case WINED3DTOP_BUMPENVMAP:
 605             case WINED3DTOP_BUMPENVMAPLUMINANCE:
 606                 /* Those are handled in the first pass of the shader(generation pass 1 and 2) already */
 607                 break;
 608
 609             default: FIXME("Unhandled color operation %d on stage %d\n", op[stage].cop, stage);
 610         }
 611
 612         arg0 = register_for_arg(op[stage].aarg0, gl_info, stage, &argmod0, tmparg);
 613         arg1 = register_for_arg(op[stage].aarg1, gl_info, stage, &argmod1, tmparg);
 614         arg2 = register_for_arg(op[stage].aarg2, gl_info, stage, &argmod2, tmparg);
 615         dstmod = GL_NONE;
 616         argmodextra = GL_NONE;
 617         extrarg = GL_NONE;
 618
 619         switch(op[stage].aop) {
 620             case WINED3DTOP_DISABLE:
 621                 /* Get the primary color to the output if on stage 0, otherwise leave register 0 untouched */
 622                 if(stage == 0) {
 623                     TRACE("glAlphaFragmentOp1ATI(GL_MOV_ATI, GL_REG_0_ATI, GL_NONE, GL_PRIMARY_COLOR, GL_NONE, GL_NONE)\n");
 624                     GL_EXTCALL(glAlphaFragmentOp1ATI(GL_MOV_ATI, GL_REG_0_ATI, GL_NONE,
 625                                GL_PRIMARY_COLOR, GL_NONE, GL_NONE));
 626                 }
 627                 break;
 628
 629             case WINED3DTOP_SELECTARG2:
 630                 arg1 = arg2;
 631                 argmod1 = argmod2;
 632             case WINED3DTOP_SELECTARG1:
 633                 TRACE("glAlphaFragmentOp1ATI(GL_MOV_ATI, %s,          GL_NONE, %s, GL_NONE, %s)\n",
 634                       debug_register(dstreg),
 635                       debug_register(arg1), debug_argmod(argmod1));
 636                 GL_EXTCALL(glAlphaFragmentOp1ATI(GL_MOV_ATI, dstreg, GL_NONE,
 637                                                  arg1, GL_NONE, argmod1));
 638                 break;
 639
 640             case WINED3DTOP_MODULATE4X:
 641                 if(dstmod == GL_NONE) dstmod = GL_4X_BIT_ATI;
 642             case WINED3DTOP_MODULATE2X:
 643                 if(dstmod == GL_NONE) dstmod = GL_2X_BIT_ATI;
 644                 dstmod |= GL_SATURATE_BIT_ATI;
 645             case WINED3DTOP_MODULATE:
 646                 TRACE("glAlphaFragmentOp2ATI(GL_MUL_ATI, %s,          %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 647                       debug_register(dstreg), debug_dstmod(dstmod),
 648                       debug_register(arg1), debug_argmod(argmod1),
 649                       debug_register(arg2), debug_argmod(argmod2));
 650                 GL_EXTCALL(glAlphaFragmentOp2ATI(GL_MUL_ATI, dstreg, dstmod,
 651                                                  arg1, GL_NONE, argmod1,
 652                                                  arg2, GL_NONE, argmod2));
 653                 break;
 654
 655             case WINED3DTOP_ADDSIGNED2X:
 656                 dstmod = GL_2X_BIT_ATI;
 657             case WINED3DTOP_ADDSIGNED:
 658                 argmodextra = GL_BIAS_BIT_ATI;
 659             case WINED3DTOP_ADD:
 660                 dstmod |= GL_SATURATE_BIT_ATI;
 661                 TRACE("glAlphaFragmentOp2ATI(GL_ADD_ATI, %s,          %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 662                       debug_register(dstreg), debug_dstmod(dstmod),
 663                       debug_register(arg1), debug_argmod(argmod1),
 664                       debug_register(arg2), debug_argmod(argmodextra | argmod2));
 665                 GL_EXTCALL(glAlphaFragmentOp2ATI(GL_ADD_ATI, dstreg, dstmod,
 666                                                  arg1, GL_NONE, argmod1,
 667                                                  arg2, GL_NONE, argmodextra | argmod2));
 668                 break;
 669
 670             case WINED3DTOP_SUBTRACT:
 671                 dstmod |= GL_SATURATE_BIT_ATI;
 672                 TRACE("glAlphaFragmentOp2ATI(GL_SUB_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 673                       debug_register(dstreg), debug_dstmod(dstmod),
 674                       debug_register(arg1), debug_argmod(argmod1),
 675                       debug_register(arg2), debug_argmod(argmod2));
 676                 GL_EXTCALL(glAlphaFragmentOp2ATI(GL_SUB_ATI, dstreg, dstmod,
 677                                                  arg1, GL_NONE, argmod1,
 678                                                  arg2, GL_NONE, argmod2));
 679                 break;
 680
 681             case WINED3DTOP_ADDSMOOTH:
 682                 argmodextra = argmod1 & GL_COMP_BIT_ATI ? argmod1 & ~GL_COMP_BIT_ATI : argmod1 | GL_COMP_BIT_ATI;
 683                 TRACE("glAlphaFragmentOp3ATI(GL_MAD_ATI, %s,          GL_SATURATE_BIT_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 684                       debug_register(dstreg),
 685                       debug_register(arg2), debug_argmod(argmod2),
 686                       debug_register(arg1), debug_argmod(argmodextra),
 687                       debug_register(arg1), debug_argmod(argmod1));
 688                 /* Dst = arg1 + * arg2(1 -arg 1)
 689                  *     = arg2 * (1 - arg1) + arg1
 690                  */
 691                 GL_EXTCALL(glAlphaFragmentOp3ATI(GL_MAD_ATI, dstreg, GL_SATURATE_BIT_ATI,
 692                                                  arg2, GL_NONE, argmod2,
 693                                                  arg1, GL_NONE, argmodextra,
 694                                                  arg1, GL_NONE, argmod1));
 695                 break;
 696
 697             case WINED3DTOP_BLENDCURRENTALPHA:
 698                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_CURRENT, gl_info, stage, NULL, -1);
 699             case WINED3DTOP_BLENDFACTORALPHA:
 700                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_TFACTOR, gl_info, stage, NULL, -1);
 701             case WINED3DTOP_BLENDTEXTUREALPHA:
 702                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_TEXTURE, gl_info, stage, NULL, -1);
 703             case WINED3DTOP_BLENDDIFFUSEALPHA:
 704                 if(extrarg == GL_NONE) extrarg = register_for_arg(WINED3DTA_DIFFUSE, gl_info, stage, NULL, -1);
 705                 TRACE("glAlphaFragmentOp3ATI(GL_LERP_ATI, %s,          GL_NONE, %s, GL_ALPHA, GL_NONE, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 706                       debug_register(dstreg),
 707                       debug_register(extrarg),
 708                       debug_register(arg1), debug_argmod(argmod1),
 709                       debug_register(arg2), debug_argmod(argmod2));
 710                 GL_EXTCALL(glAlphaFragmentOp3ATI(GL_LERP_ATI, dstreg, GL_NONE,
 711                                                  extrarg, GL_ALPHA, GL_NONE,
 712                                                  arg1, GL_NONE, argmod1,
 713                                                  arg2, GL_NONE, argmod2));
 714                 break;
 715
 716             case WINED3DTOP_BLENDTEXTUREALPHAPM:
 717                 arg0 = register_for_arg(WINED3DTA_TEXTURE, gl_info, stage, NULL, -1);
 718                 TRACE("glAlphaFragmentOp3ATI(GL_MAD_ATI, %s,          GL_NONE, %s, GL_NONE, %s, %s, GL_ALPHA, GL_COMP_BIT_ATI, %s, GL_NONE, %s)\n",
 719                       debug_register(dstreg),
 720                       debug_register(arg2), debug_argmod(argmod2),
 721                       debug_register(arg0),
 722                       debug_register(arg1), debug_argmod(argmod1));
 723                 GL_EXTCALL(glAlphaFragmentOp3ATI(GL_MAD_ATI, dstreg, GL_NONE,
 724                                                  arg2, GL_NONE,  argmod2,
 725                                                  arg0, GL_ALPHA, GL_COMP_BIT_ATI,
 726                                                  arg1, GL_NONE,  argmod1));
 727                 break;
 728
 729             /* D3DTOP_PREMODULATE ???? */
 730
 731             case WINED3DTOP_DOTPRODUCT3:
 732                 TRACE("glAlphaFragmentOp2ATI(GL_DOT3_ATI, %s,          GL_4X_BIT_ATI | GL_SATURATE_BIT_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 733                       debug_register(dstreg),
 734                       debug_register(arg1), debug_argmod(argmod1 | GL_BIAS_BIT_ATI),
 735                       debug_register(arg2), debug_argmod(argmod2 | GL_BIAS_BIT_ATI));
 736                 GL_EXTCALL(glAlphaFragmentOp2ATI(GL_DOT3_ATI, dstreg, GL_4X_BIT_ATI | GL_SATURATE_BIT_ATI,
 737                                                  arg1, GL_NONE, argmod1 | GL_BIAS_BIT_ATI,
 738                                                  arg2, GL_NONE, argmod2 | GL_BIAS_BIT_ATI));
 739                 break;
 740
 741             case WINED3DTOP_MULTIPLYADD:
 742                 TRACE("glAlphaFragmentOp3ATI(GL_MAD_ATI, %s,          GL_SATURATE_BIT_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 743                       debug_register(dstreg),
 744                       debug_register(arg1), debug_argmod(argmod1),
 745                       debug_register(arg2), debug_argmod(argmod2),
 746                       debug_register(arg0), debug_argmod(argmod0));
 747                 GL_EXTCALL(glAlphaFragmentOp3ATI(GL_MAD_ATI, dstreg,          GL_SATURATE_BIT_ATI,
 748                            arg1, GL_NONE, argmod1,
 749                            arg2, GL_NONE, argmod2,
 750                            arg0, GL_NONE, argmod0));
 751                 break;
 752
 753             case WINED3DTOP_LERP:
 754                 TRACE("glAlphaFragmentOp3ATI(GL_LERP_ATI, %s,          GL_SATURATE_BIT_ATI, %s, GL_NONE, %s, %s, GL_NONE, %s, %s, GL_NONE, %s)\n",
 755                       debug_register(dstreg),
 756                       debug_register(arg1), debug_argmod(argmod1),
 757                       debug_register(arg2), debug_argmod(argmod2),
 758                       debug_register(arg0), debug_argmod(argmod0));
 759                 GL_EXTCALL(glAlphaFragmentOp3ATI(GL_LERP_ATI, dstreg, GL_SATURATE_BIT_ATI,
 760                                                  arg1, GL_NONE, argmod1,
 761                                                  arg2, GL_NONE, argmod2,
 762                                                  arg0, GL_NONE, argmod0));
 763                 break;
 764
 765             case WINED3DTOP_MODULATEINVALPHA_ADDCOLOR:
 766             case WINED3DTOP_MODULATEALPHA_ADDCOLOR:
 767             case WINED3DTOP_MODULATECOLOR_ADDALPHA:
 768             case WINED3DTOP_MODULATEINVCOLOR_ADDALPHA:
 769             case WINED3DTOP_BUMPENVMAP:
 770             case WINED3DTOP_BUMPENVMAPLUMINANCE:
 771                 ERR("Application uses an invalid alpha operation\n");
 772                 break;
 773
 774             default: FIXME("Unhandled alpha operation %d on stage %d\n", op[stage].aop, stage);
 775         }
 776     }
 777
 778     TRACE("glEndFragmentShaderATI()\n");
 779     GL_EXTCALL(glEndFragmentShaderATI());
 780     checkGLcall("GL_EXTCALL(glEndFragmentShaderATI())");
 781     return ret;
 782 }
 783 #undef GLINFO_LOCATION
 784
 785 #define GLINFO_LOCATION stateblock->wineD3DDevice->adapter->gl_info
 786 static void set_tex_op_atifs(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3DContext *context) {
 787     IWineD3DDeviceImpl          *This = stateblock->wineD3DDevice;
 788     struct atifs_ffp_desc       *desc;
 789     struct ffp_settings settings;
 790     struct atifs_private_data   *priv = (struct atifs_private_data *) This->fragment_priv;
 791     DWORD mapped_stage;
 792     unsigned int i;
 793
 794     gen_ffp_op(stateblock, &settings, TRUE);
 795     desc = (struct atifs_ffp_desc *) find_ffp_shader(priv->fragment_shaders, &settings);
 796     if(!desc) {
 797         desc = HeapAlloc(GetProcessHeap(), 0, sizeof(*desc));
 798         if(!desc) {
 799             ERR("Out of memory\n");
 800             return;
 801         }
 802         desc->num_textures_used = 0;
 803         for(i = 0; i < GL_LIMITS(texture_stages); i++) {
 804             if(settings.op[i].cop == WINED3DTOP_DISABLE) break;
 805             desc->num_textures_used = i;
 806         }
 807
 808         memcpy(&desc->parent.settings, &settings, sizeof(settings));
 809         desc->shader = gen_ati_shader(settings.op, &GLINFO_LOCATION);
 810         add_ffp_shader(priv->fragment_shaders, &desc->parent);
 811         TRACE("Allocated fixed function replacement shader descriptor %p\n", desc);
 812     }
 813
 814     /* GL_ATI_fragment_shader depends on the GL_TEXTURE_xD enable settings. Update the texture stages
 815      * used by this shader
 816      */
 817     for(i = 0; i < desc->num_textures_used; i++) {
 818         mapped_stage = This->texUnitMap[i];
 819         if(mapped_stage != -1) {
 820             GL_EXTCALL(glActiveTextureARB(GL_TEXTURE0_ARB + mapped_stage));
 821             checkGLcall("glActiveTextureARB");
 822             texture_activate_dimensions(i, stateblock, context);
 823         }
 824     }
 825
 826     GL_EXTCALL(glBindFragmentShaderATI(desc->shader));
 827 }
 828
 829 static void state_texfactor_atifs(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3DContext *context) {
 830     float col[4];
 831     D3DCOLORTOGLFLOAT4(stateblock->renderState[WINED3DRS_TEXTUREFACTOR], col);
 832
 833     GL_EXTCALL(glSetFragmentShaderConstantATI(ATI_FFP_CONST_TFACTOR, col));
 834     checkGLcall("glSetFragmentShaderConstantATI(ATI_FFP_CONST_TFACTOR, col)");
 835 }
 836
 837 static void set_bumpmat(DWORD state, IWineD3DStateBlockImpl *stateblock, WineD3DContext *context) {
 838     DWORD stage = (state - STATE_TEXTURESTAGE(0, 0)) / WINED3D_HIGHEST_TEXTURE_STATE;
 839     float mat[2][2];
 840
 841     mat[0][0] = *((float *) &stateblock->textureState[stage][WINED3DTSS_BUMPENVMAT00]);
 842     mat[1][0] = *((float *) &stateblock->textureState[stage][WINED3DTSS_BUMPENVMAT01]);
 843     mat[0][1] = *((float *) &stateblock->textureState[stage][WINED3DTSS_BUMPENVMAT10]);
 844     mat[1][1] = *((float *) &stateblock->textureState[stage][WINED3DTSS_BUMPENVMAT11]);
 845     /* GL_ATI_fragment_shader allows only constants from 0.0 to 1.0, but the bumpmat
 846      * constants can be in any range. While they should stay between [-1.0 and 1.0] because
 847      * Shader Model 1.x pixel shaders are clamped to that range negative values are used occasionally,
 848      * for example by our d3d9 test. So to get negative values scale -1;1 to 0;1 and undo that in the
 849      * shader(it is free). This might potentially reduce precision. However, if the hardware does
 850      * support proper floats it shouldn't, and if it doesn't we can't get anything better anyway
 851      */
 852     mat[0][0] = (mat[0][0] + 1.0) * 0.5;
 853     mat[1][0] = (mat[1][0] + 1.0) * 0.5;
 854     mat[0][1] = (mat[0][1] + 1.0) * 0.5;
 855     mat[1][1] = (mat[1][1] + 1.0) * 0.5;
 856     GL_EXTCALL(glSetFragmentShaderConstantATI(ATI_FFP_CONST_BUMPMAT(stage), (float *) mat));
 857     checkGLcall("glSetFragmentShaderConstantATI(ATI_FFP_CONST_BUMPMAT(stage), mat)");
 858 }
 859 #undef GLINFO_LOCATION
 860
 861 static const struct StateEntryTemplate atifs_fragmentstate_template[] = {
 862     {STATE_RENDER(WINED3DRS_TEXTUREFACTOR),               { STATE_RENDER(WINED3DRS_TEXTUREFACTOR),              state_texfactor_atifs   }, 0                               },
 863     {STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 864     {STATE_TEXTURESTAGE(0, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 865     {STATE_TEXTURESTAGE(0, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 866     {STATE_TEXTURESTAGE(0, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 867     {STATE_TEXTURESTAGE(0, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 868     {STATE_TEXTURESTAGE(0, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 869     {STATE_TEXTURESTAGE(0, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 870     {STATE_TEXTURESTAGE(0, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 871     {STATE_TEXTURESTAGE(0, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 872     {STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 873     {STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 874     {STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 875     {STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(0, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 876     {STATE_TEXTURESTAGE(1, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 877     {STATE_TEXTURESTAGE(1, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 878     {STATE_TEXTURESTAGE(1, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 879     {STATE_TEXTURESTAGE(1, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 880     {STATE_TEXTURESTAGE(1, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 881     {STATE_TEXTURESTAGE(1, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 882     {STATE_TEXTURESTAGE(1, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 883     {STATE_TEXTURESTAGE(1, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 884     {STATE_TEXTURESTAGE(1, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 885     {STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 886     {STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 887     {STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 888     {STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(1, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 889     {STATE_TEXTURESTAGE(2, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 890     {STATE_TEXTURESTAGE(2, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 891     {STATE_TEXTURESTAGE(2, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 892     {STATE_TEXTURESTAGE(2, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 893     {STATE_TEXTURESTAGE(2, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 894     {STATE_TEXTURESTAGE(2, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 895     {STATE_TEXTURESTAGE(2, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 896     {STATE_TEXTURESTAGE(2, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 897     {STATE_TEXTURESTAGE(2, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 898     {STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 899     {STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 900     {STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 901     {STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(2, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 902     {STATE_TEXTURESTAGE(3, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 903     {STATE_TEXTURESTAGE(3, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 904     {STATE_TEXTURESTAGE(3, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 905     {STATE_TEXTURESTAGE(3, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 906     {STATE_TEXTURESTAGE(3, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 907     {STATE_TEXTURESTAGE(3, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 908     {STATE_TEXTURESTAGE(3, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 909     {STATE_TEXTURESTAGE(3, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 910     {STATE_TEXTURESTAGE(3, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 911     {STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 912     {STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 913     {STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 914     {STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(3, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 915     {STATE_TEXTURESTAGE(4, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 916     {STATE_TEXTURESTAGE(4, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 917     {STATE_TEXTURESTAGE(4, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 918     {STATE_TEXTURESTAGE(4, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 919     {STATE_TEXTURESTAGE(4, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 920     {STATE_TEXTURESTAGE(4, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 921     {STATE_TEXTURESTAGE(4, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 922     {STATE_TEXTURESTAGE(4, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 923     {STATE_TEXTURESTAGE(4, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 924     {STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 925     {STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 926     {STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 927     {STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(4, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 928     {STATE_TEXTURESTAGE(5, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 929     {STATE_TEXTURESTAGE(5, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 930     {STATE_TEXTURESTAGE(5, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 931     {STATE_TEXTURESTAGE(5, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 932     {STATE_TEXTURESTAGE(5, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 933     {STATE_TEXTURESTAGE(5, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 934     {STATE_TEXTURESTAGE(5, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 935     {STATE_TEXTURESTAGE(5, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 936     {STATE_TEXTURESTAGE(5, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 937     {STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 938     {STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 939     {STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 940     {STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(5, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 941     {STATE_TEXTURESTAGE(6, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 942     {STATE_TEXTURESTAGE(6, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 943     {STATE_TEXTURESTAGE(6, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 944     {STATE_TEXTURESTAGE(6, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 945     {STATE_TEXTURESTAGE(6, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 946     {STATE_TEXTURESTAGE(6, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 947     {STATE_TEXTURESTAGE(6, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 948     {STATE_TEXTURESTAGE(6, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 949     {STATE_TEXTURESTAGE(6, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 950     {STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 951     {STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 952     {STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 953     {STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(6, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 954     {STATE_TEXTURESTAGE(7, WINED3DTSS_COLOROP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 955     {STATE_TEXTURESTAGE(7, WINED3DTSS_COLORARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 956     {STATE_TEXTURESTAGE(7, WINED3DTSS_COLORARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 957     {STATE_TEXTURESTAGE(7, WINED3DTSS_COLORARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 958     {STATE_TEXTURESTAGE(7, WINED3DTSS_ALPHAOP),           { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 959     {STATE_TEXTURESTAGE(7, WINED3DTSS_ALPHAARG1),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 960     {STATE_TEXTURESTAGE(7, WINED3DTSS_ALPHAARG2),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 961     {STATE_TEXTURESTAGE(7, WINED3DTSS_ALPHAARG0),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 962     {STATE_TEXTURESTAGE(7, WINED3DTSS_RESULTARG),         { STATE_TEXTURESTAGE(0, WINED3DTSS_COLOROP),          set_tex_op_atifs        }, 0                               },
 963     {STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT00),      { STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 964     {STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT01),      { STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 965     {STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT10),      { STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 966     {STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT11),      { STATE_TEXTURESTAGE(7, WINED3DTSS_BUMPENVMAT00),     set_bumpmat             }, 0                               },
 967     { STATE_SAMPLER(0),                                   { STATE_SAMPLER(0),                                   sampler_texdim          }, 0                               },
 968     { STATE_SAMPLER(1),                                   { STATE_SAMPLER(1),                                   sampler_texdim          }, 0                               },
 969     { STATE_SAMPLER(2),                                   { STATE_SAMPLER(2),                                   sampler_texdim          }, 0                               },
 970     { STATE_SAMPLER(3),                                   { STATE_SAMPLER(3),                                   sampler_texdim          }, 0                               },
 971     { STATE_SAMPLER(4),                                   { STATE_SAMPLER(4),                                   sampler_texdim          }, 0                               },
 972     { STATE_SAMPLER(5),                                   { STATE_SAMPLER(5),                                   sampler_texdim          }, 0                               },
 973     { STATE_SAMPLER(6),                                   { STATE_SAMPLER(6),                                   sampler_texdim          }, 0                               },
 974     { STATE_SAMPLER(7),                                   { STATE_SAMPLER(7),                                   sampler_texdim          }, 0                               },
 975     {0 /* Terminate */,                                   { 0,                                                  0                       }, 0                               },
 976 };
 977
 978 static void atifs_enable(IWineD3DDevice *iface, BOOL enable) {
 979     if(enable) {
 980         glEnable(GL_FRAGMENT_SHADER_ATI);
 981         checkGLcall("glEnable(GL_FRAGMENT_SHADER_ATI)");
 982     } else {
 983         glDisable(GL_FRAGMENT_SHADER_ATI);
 984         checkGLcall("glDisable(GL_FRAGMENT_SHADER_ATI)");
 985     }
 986 }
 987
 988 static void atifs_get_caps(WINED3DDEVTYPE devtype, WineD3D_GL_Info *gl_info, struct fragment_caps *caps) {
 989     caps->TextureOpCaps =  WINED3DTEXOPCAPS_DISABLE                     |
 990                            WINED3DTEXOPCAPS_SELECTARG1                  |
 991                            WINED3DTEXOPCAPS_SELECTARG2                  |
 992                            WINED3DTEXOPCAPS_MODULATE4X                  |
 993                            WINED3DTEXOPCAPS_MODULATE2X                  |
 994                            WINED3DTEXOPCAPS_MODULATE                    |
 995                            WINED3DTEXOPCAPS_ADDSIGNED2X                 |
 996                            WINED3DTEXOPCAPS_ADDSIGNED                   |
 997                            WINED3DTEXOPCAPS_ADD                         |
 998                            WINED3DTEXOPCAPS_SUBTRACT                    |
 999                            WINED3DTEXOPCAPS_ADDSMOOTH                   |
1000                            WINED3DTEXOPCAPS_BLENDCURRENTALPHA           |
1001                            WINED3DTEXOPCAPS_BLENDFACTORALPHA            |
1002                            WINED3DTEXOPCAPS_BLENDTEXTUREALPHA           |
1003                            WINED3DTEXOPCAPS_BLENDDIFFUSEALPHA           |
1004                            WINED3DTEXOPCAPS_BLENDTEXTUREALPHAPM         |
1005                            WINED3DTEXOPCAPS_MODULATEALPHA_ADDCOLOR      |
1006                            WINED3DTEXOPCAPS_MODULATECOLOR_ADDALPHA      |
1007                            WINED3DTEXOPCAPS_MODULATEINVCOLOR_ADDALPHA   |
1008                            WINED3DTEXOPCAPS_MODULATEINVALPHA_ADDCOLOR   |
1009                            WINED3DTEXOPCAPS_DOTPRODUCT3                 |
1010                            WINED3DTEXOPCAPS_MULTIPLYADD                 |
1011                            WINED3DTEXOPCAPS_LERP                        |
1012                            WINED3DTEXOPCAPS_BUMPENVMAP;
1013
1014     /* TODO: Implement WINED3DTEXOPCAPS_BUMPENVMAPLUMINANCE
1015     and WINED3DTEXOPCAPS_PREMODULATE */
1016
1017     /* GL_ATI_fragment_shader always supports 6 textures, which was the limit on r200 cards
1018      * which this extension is exclusively focused on(later cards have GL_ARB_fragment_program).
1019      * If the current card has more than 8 fixed function textures in OpenGL's regular fixed
1020      * function pipeline then the ATI_fragment_shader backend imposes a stricter limit. This
1021      * shouldn't be too hard since Nvidia cards have a limit of 4 textures with the default ffp
1022      * pipeline, and almost all games are happy with that. We can however support up to 8
1023      * texture stages because we have a 2nd pass limit of 8 instructions, and per stage we use
1024      * only 1 instruction.
1025      *
1026      * The proper fix for this is not to use GL_ATI_fragment_shader on cards newer than the
1027      * r200 series and use an ARB or GLSL shader instead
1028      */
1029     caps->MaxTextureBlendStages   = 8;
1030     caps->MaxSimultaneousTextures = 6;
1031
1032     caps->PrimitiveMiscCaps |= WINED3DPMISCCAPS_TSSARGTEMP;
1033 }
1034
1035 static HRESULT atifs_alloc(IWineD3DDevice *iface) {
1036     IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *) iface;
1037     struct atifs_private_data *priv;
1038
1039     This->fragment_priv = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(struct atifs_private_data));
1040     if(!This->fragment_priv) {
1041         ERR("Out of memory\n");
1042         return E_OUTOFMEMORY;
1043     }
1044     priv = (struct atifs_private_data *) This->fragment_priv;
1045     priv->fragment_shaders = hash_table_create(ffp_program_key_hash, ffp_program_key_compare);
1046     return WINED3D_OK;
1047 }
1048
1049 #define GLINFO_LOCATION This->adapter->gl_info
1050 static void atifs_free_ffpshader(void *value, void *device) {
1051     IWineD3DDeviceImpl *This = device;
1052     struct atifs_ffp_desc *entry_ati = value;
1053
1054     ENTER_GL();
1055     GL_EXTCALL(glDeleteFragmentShaderATI(entry_ati->shader));
1056     checkGLcall("glDeleteFragmentShaderATI(entry->shader)");
1057     HeapFree(GetProcessHeap(), 0, entry_ati);
1058     LEAVE_GL();
1059 }
1060
1061 static void atifs_free(IWineD3DDevice *iface) {
1062     IWineD3DDeviceImpl *This = (IWineD3DDeviceImpl *) iface;
1063     struct atifs_private_data *priv = (struct atifs_private_data *) This->fragment_priv;
1064
1065     hash_table_destroy(priv->fragment_shaders, atifs_free_ffpshader, This);
1066
1067     HeapFree(GetProcessHeap(), 0, priv);
1068     This->fragment_priv = NULL;
1069 }
1070 #undef GLINFO_LOCATION
1071
1072 static BOOL atifs_conv_supported(WINED3DFORMAT fmt) {
1073     TRACE("Checking shader format support for format %s:", debug_d3dformat(fmt));
1074     switch(fmt) {
1075         case WINED3DFMT_V8U8:
1076         case WINED3DFMT_V16U16:
1077             TRACE("[OK]\n");
1078             return TRUE;
1079         default:
1080             TRACE("[FAILED\n");
1081             return FALSE;
1082     }
1083 }
1084
1085 const struct fragment_pipeline atifs_fragment_pipeline = {
1086     atifs_enable,
1087     atifs_get_caps,
1088     atifs_alloc,
1089     atifs_free,
1090     atifs_conv_supported,
1091     atifs_fragmentstate_template
1092 };