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

   1 /*
   2  * shaders implementation
   3  *
   4  * Copyright 2002-2003 Jason Edmeades
   5  * Copyright 2002-2003 Raphael Junqueira
   6  * Copyright 2004 Christian Costa
   7  * Copyright 2005 Oliver Stieber
   8  * Copyright 2006 Ivan Gyurdiev
   9  *
  10  * This library is free software; you can redistribute it and/or
  11  * modify it under the terms of the GNU Lesser General Public
  12  * License as published by the Free Software Foundation; either
  13  * version 2.1 of the License, or (at your option) any later version.
  14  *
  15  * This library is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  18  * Lesser General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU Lesser General Public
  21  * License along with this library; if not, write to the Free Software
  22  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  23  */
  24
  25 #include "config.h"
  26 #include <string.h>
  27 #include <stdio.h>
  28 #include "wined3d_private.h"
  29
  30 WINE_DEFAULT_DEBUG_CHANNEL(d3d_shader);
  31
  32 #define GLNAME_REQUIRE_GLSL  ((const char *)1)
  33
  34 static inline BOOL shader_is_version_token(DWORD token) {
  35     return shader_is_pshader_version(token) ||
  36            shader_is_vshader_version(token);
  37 }
  38
  39 int shader_addline(
  40     SHADER_BUFFER* buffer,
  41     const char *format, ...) {
  42
  43     char* base = buffer->buffer + buffer->bsize;
  44     int rc;
  45
  46     va_list args;
  47     va_start(args, format);
  48     rc = vsnprintf(base, SHADER_PGMSIZE - 1 - buffer->bsize, format, args);
  49     va_end(args);
  50
  51     if (rc < 0 ||                                   /* C89 */
  52         rc > SHADER_PGMSIZE - 1 - buffer->bsize) {  /* C99 */
  53
  54         ERR("The buffer allocated for the shader program string "
  55             "is too small at %d bytes.\n", SHADER_PGMSIZE);
  56         buffer->bsize = SHADER_PGMSIZE - 1;
  57         return -1;
  58     }
  59
  60     if (buffer->newline) {
  61         TRACE("GL HW (%u, %u) : %s", buffer->lineNo + 1, buffer->bsize, base);
  62         buffer->newline = FALSE;
  63     } else {
  64         TRACE("%s", base);
  65     }
  66
  67     buffer->bsize += rc;
  68     if (buffer->buffer[buffer->bsize-1] == '\n') {
  69         buffer->lineNo++;
  70         buffer->newline = TRUE;
  71     }
  72     return 0;
  73 }
  74
  75 const SHADER_OPCODE* shader_get_opcode(
  76     IWineD3DBaseShader *iface, const DWORD code) {
  77
  78     IWineD3DBaseShaderImpl *This = (IWineD3DBaseShaderImpl*) iface;
  79
  80     DWORD i = 0;
  81     DWORD hex_version = This->baseShader.hex_version;
  82     const SHADER_OPCODE *shader_ins = This->baseShader.shader_ins;
  83
  84     /** TODO: use dichotomic search */
  85     while (NULL != shader_ins[i].name) {
  86         if (((code & WINED3DSI_OPCODE_MASK) == shader_ins[i].opcode) &&
  87             (((hex_version >= shader_ins[i].min_version) && (hex_version <= shader_ins[i].max_version)) ||
  88             ((shader_ins[i].min_version == 0) && (shader_ins[i].max_version == 0)))) {
  89             return &shader_ins[i];
  90         }
  91         ++i;
  92     }
  93     FIXME("Unsupported opcode %#x(%d) masked %#x, shader version %#x\n",
  94        code, code, code & WINED3DSI_OPCODE_MASK, hex_version);
  95     return NULL;
  96 }
  97
  98 /* Read a parameter opcode from the input stream,
  99  * and possibly a relative addressing token.
 100  * Return the number of tokens read */
 101 int shader_get_param(
 102     IWineD3DBaseShader* iface,
 103     const DWORD* pToken,
 104     DWORD* param,
 105     DWORD* addr_token) {
 106
 107     /* PS >= 3.0 have relative addressing (with token)
 108      * VS >= 2.0 have relative addressing (with token)
 109      * VS >= 1.0 < 2.0 have relative addressing (without token)
 110      * The version check below should work in general */
 111
 112     IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
 113     char rel_token = WINED3DSHADER_VERSION_MAJOR(This->baseShader.hex_version) >= 2 &&
 114         ((*pToken & WINED3DSHADER_ADDRESSMODE_MASK) == WINED3DSHADER_ADDRMODE_RELATIVE);
 115
 116     *param = *pToken;
 117     *addr_token = rel_token? *(pToken + 1): 0;
 118     return rel_token? 2:1;
 119 }
 120
 121 /* Return the number of parameters to skip for an opcode */
 122 static inline int shader_skip_opcode(
 123     IWineD3DBaseShaderImpl* This,
 124     const SHADER_OPCODE* curOpcode,
 125     DWORD opcode_token) {
 126
 127    /* Shaders >= 2.0 may contain address tokens, but fortunately they
 128     * have a useful length mask - use it here. Shaders 1.0 contain no such tokens */
 129
 130     return (WINED3DSHADER_VERSION_MAJOR(This->baseShader.hex_version) >= 2)?
 131         ((opcode_token & WINED3DSI_INSTLENGTH_MASK) >> WINED3DSI_INSTLENGTH_SHIFT):
 132         curOpcode->num_params;
 133 }
 134
 135 /* Read the parameters of an unrecognized opcode from the input stream
 136  * Return the number of tokens read.
 137  *
 138  * Note: This function assumes source or destination token format.
 139  * It will not work with specially-formatted tokens like DEF or DCL,
 140  * but hopefully those would be recognized */
 141
 142 int shader_skip_unrecognized(
 143     IWineD3DBaseShader* iface,
 144     const DWORD* pToken) {
 145
 146     int tokens_read = 0;
 147     int i = 0;
 148
 149     /* TODO: Think of a good name for 0x80000000 and replace it with a constant */
 150     while (*pToken & 0x80000000) {
 151
 152         DWORD param, addr_token;
 153         tokens_read += shader_get_param(iface, pToken, &param, &addr_token);
 154         pToken += tokens_read;
 155
 156         FIXME("Unrecognized opcode param: token=%08x "
 157             "addr_token=%08x name=", param, addr_token);
 158         shader_dump_param(iface, param, addr_token, i);
 159         FIXME("\n");
 160         ++i;
 161     }
 162     return tokens_read;
 163 }
 164
 165 /* Convert floating point offset relative
 166  * to a register file to an absolute offset for float constants */
 167
 168 unsigned int shader_get_float_offset(const DWORD reg) {
 169
 170      unsigned int regnum = reg & WINED3DSP_REGNUM_MASK;
 171      int regtype = shader_get_regtype(reg);
 172
 173      switch (regtype) {
 174         case WINED3DSPR_CONST: return regnum;
 175         case WINED3DSPR_CONST2: return 2048 + regnum;
 176         case WINED3DSPR_CONST3: return 4096 + regnum;
 177         case WINED3DSPR_CONST4: return 6144 + regnum;
 178         default:
 179             FIXME("Unsupported register type: %d\n", regtype);
 180             return regnum;
 181      }
 182 }
 183
 184 static void shader_delete_constant_list(struct list* clist) {
 185
 186     struct list *ptr;
 187     struct local_constant* constant;
 188
 189     ptr = list_head(clist);
 190     while (ptr) {
 191         constant = LIST_ENTRY(ptr, struct local_constant, entry);
 192         ptr = list_next(clist, ptr);
 193         HeapFree(GetProcessHeap(), 0, constant);
 194     }
 195     list_init(clist);
 196 }
 197
 198 /* Note that this does not count the loop register
 199  * as an address register. */
 200
 201 HRESULT shader_get_registers_used(
 202     IWineD3DBaseShader *iface,
 203     shader_reg_maps* reg_maps,
 204     semantic* semantics_in,
 205     semantic* semantics_out,
 206     CONST DWORD* pToken,
 207     IWineD3DStateBlockImpl *stateBlock) {
 208
 209     IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
 210     unsigned int cur_loop_depth = 0, max_loop_depth = 0;
 211
 212     /* There are some minor differences between pixel and vertex shaders */
 213     char pshader = shader_is_pshader_version(This->baseShader.hex_version);
 214
 215     reg_maps->bumpmat = -1;
 216     reg_maps->luminanceparams = -1;
 217
 218     if (pToken == NULL)
 219         return WINED3D_OK;
 220
 221     /* get_registers_used is called on every compile on some 1.x shaders, which can result
 222      * in stacking up a collection of local constants. Delete the old constants if existing
 223      */
 224     shader_delete_constant_list(&This->baseShader.constantsF);
 225     shader_delete_constant_list(&This->baseShader.constantsB);
 226     shader_delete_constant_list(&This->baseShader.constantsI);
 227
 228     while (WINED3DVS_END() != *pToken) {
 229         CONST SHADER_OPCODE* curOpcode;
 230         DWORD opcode_token;
 231
 232         /* Skip version */
 233         if (shader_is_version_token(*pToken)) {
 234              ++pToken;
 235              continue;
 236
 237         /* Skip comments */
 238         } else if (shader_is_comment(*pToken)) {
 239              DWORD comment_len = (*pToken & WINED3DSI_COMMENTSIZE_MASK) >> WINED3DSI_COMMENTSIZE_SHIFT;
 240              ++pToken;
 241              pToken += comment_len;
 242              continue;
 243         }
 244
 245         /* Fetch opcode */
 246         opcode_token = *pToken++;
 247         curOpcode = shader_get_opcode(iface, opcode_token);
 248
 249         /* Unhandled opcode, and its parameters */
 250         if (NULL == curOpcode) {
 251            while (*pToken & 0x80000000)
 252                ++pToken;
 253
 254         /* Handle declarations */
 255         } else if (WINED3DSIO_DCL == curOpcode->opcode) {
 256
 257             DWORD usage = *pToken++;
 258             DWORD param = *pToken++;
 259             DWORD regtype = shader_get_regtype(param);
 260             unsigned int regnum = param & WINED3DSP_REGNUM_MASK;
 261
 262             /* Vshader: mark attributes used
 263                Pshader: mark 3.0 input registers used, save token */
 264             if (WINED3DSPR_INPUT == regtype) {
 265
 266                 if (!pshader)
 267                     reg_maps->attributes[regnum] = 1;
 268                 else
 269                     reg_maps->packed_input[regnum] = 1;
 270
 271                 semantics_in[regnum].usage = usage;
 272                 semantics_in[regnum].reg = param;
 273
 274             /* Vshader: mark 3.0 output registers used, save token */
 275             } else if (WINED3DSPR_OUTPUT == regtype) {
 276                 reg_maps->packed_output[regnum] = 1;
 277                 semantics_out[regnum].usage = usage;
 278                 semantics_out[regnum].reg = param;
 279                 if (usage & (WINED3DDECLUSAGE_FOG << WINED3DSP_DCL_USAGE_SHIFT))
 280                     reg_maps->fog = 1;
 281
 282             /* Save sampler usage token */
 283             } else if (WINED3DSPR_SAMPLER == regtype)
 284                 reg_maps->samplers[regnum] = usage;
 285
 286         } else if (WINED3DSIO_DEF == curOpcode->opcode) {
 287
 288             local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
 289             if (!lconst) return E_OUTOFMEMORY;
 290             lconst->idx = *pToken & WINED3DSP_REGNUM_MASK;
 291             memcpy(&lconst->value, pToken + 1, 4 * sizeof(DWORD));
 292
 293             /* In pixel shader 1.X shaders, the constants are clamped between [-1;1] */
 294             if(WINED3DSHADER_VERSION_MAJOR(This->baseShader.hex_version) == 1 && pshader) {
 295                 float *value = (float *) lconst->value;
 296                 if(value[0] < -1.0) value[0] = -1.0;
 297                 else if(value[0] >  1.0) value[0] =  1.0;
 298                 if(value[1] < -1.0) value[1] = -1.0;
 299                 else if(value[1] >  1.0) value[1] =  1.0;
 300                 if(value[2] < -1.0) value[2] = -1.0;
 301                 else if(value[2] >  1.0) value[2] =  1.0;
 302                 if(value[3] < -1.0) value[3] = -1.0;
 303                 else if(value[3] >  1.0) value[3] =  1.0;
 304             }
 305
 306             list_add_head(&This->baseShader.constantsF, &lconst->entry);
 307             pToken += curOpcode->num_params;
 308
 309         } else if (WINED3DSIO_DEFI == curOpcode->opcode) {
 310
 311             local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
 312             if (!lconst) return E_OUTOFMEMORY;
 313             lconst->idx = *pToken & WINED3DSP_REGNUM_MASK;
 314             memcpy(&lconst->value, pToken + 1, 4 * sizeof(DWORD));
 315             list_add_head(&This->baseShader.constantsI, &lconst->entry);
 316             pToken += curOpcode->num_params;
 317
 318         } else if (WINED3DSIO_DEFB == curOpcode->opcode) {
 319
 320             local_constant* lconst = HeapAlloc(GetProcessHeap(), 0, sizeof(local_constant));
 321             if (!lconst) return E_OUTOFMEMORY;
 322             lconst->idx = *pToken & WINED3DSP_REGNUM_MASK;
 323             memcpy(&lconst->value, pToken + 1, 1 * sizeof(DWORD));
 324             list_add_head(&This->baseShader.constantsB, &lconst->entry);
 325             pToken += curOpcode->num_params;
 326
 327         /* If there's a loop in the shader */
 328         } else if (WINED3DSIO_LOOP == curOpcode->opcode ||
 329                    WINED3DSIO_REP == curOpcode->opcode) {
 330             cur_loop_depth++;
 331             if(cur_loop_depth > max_loop_depth)
 332                 max_loop_depth = cur_loop_depth;
 333             pToken += curOpcode->num_params;
 334
 335         } else if (WINED3DSIO_ENDLOOP == curOpcode->opcode ||
 336                    WINED3DSIO_ENDREP == curOpcode->opcode) {
 337             cur_loop_depth--;
 338
 339         /* For subroutine prototypes */
 340         } else if (WINED3DSIO_LABEL == curOpcode->opcode) {
 341
 342             DWORD snum = *pToken & WINED3DSP_REGNUM_MASK;
 343             reg_maps->labels[snum] = 1;
 344             pToken += curOpcode->num_params;
 345
 346         /* Set texture, address, temporary registers */
 347         } else {
 348             int i, limit;
 349
 350             /* Declare 1.X samplers implicitly, based on the destination reg. number */
 351             if (WINED3DSHADER_VERSION_MAJOR(This->baseShader.hex_version) == 1 &&
 352                 (WINED3DSIO_TEX == curOpcode->opcode ||
 353                  WINED3DSIO_TEXBEM == curOpcode->opcode ||
 354                  WINED3DSIO_TEXBEML == curOpcode->opcode ||
 355                  WINED3DSIO_TEXDP3TEX == curOpcode->opcode ||
 356                  WINED3DSIO_TEXM3x2TEX == curOpcode->opcode ||
 357                  WINED3DSIO_TEXM3x3SPEC == curOpcode->opcode ||
 358                  WINED3DSIO_TEXM3x3TEX == curOpcode->opcode ||
 359                  WINED3DSIO_TEXM3x3VSPEC == curOpcode->opcode ||
 360                  WINED3DSIO_TEXREG2AR == curOpcode->opcode ||
 361                  WINED3DSIO_TEXREG2GB == curOpcode->opcode ||
 362                  WINED3DSIO_TEXREG2RGB == curOpcode->opcode)) {
 363
 364                 /* Fake sampler usage, only set reserved bit and ttype */
 365                 DWORD sampler_code = *pToken & WINED3DSP_REGNUM_MASK;
 366
 367                 if(!stateBlock->textures[sampler_code]) {
 368                     ERR("No texture bound to sampler %d\n", sampler_code);
 369                     reg_maps->samplers[sampler_code] = (0x1 << 31) | WINED3DSTT_2D;
 370                 } else {
 371                     int texType = IWineD3DBaseTexture_GetTextureDimensions(stateBlock->textures[sampler_code]);
 372                     switch(texType) {
 373                         /* We have to select between texture rectangles and 2D textures later because 2.0 and
 374                          * 3.0 shaders only have WINED3DSTT_2D as well
 375                          */
 376                         case GL_TEXTURE_RECTANGLE_ARB:
 377                         case GL_TEXTURE_2D:
 378                             reg_maps->samplers[sampler_code] = (0x1 << 31) | WINED3DSTT_2D;
 379                             break;
 380
 381                         case GL_TEXTURE_3D:
 382                             reg_maps->samplers[sampler_code] = (0x1 << 31) | WINED3DSTT_VOLUME;
 383                             break;
 384
 385                         case GL_TEXTURE_CUBE_MAP_ARB:
 386                             reg_maps->samplers[sampler_code] = (0x1 << 31) | WINED3DSTT_CUBE;
 387                             break;
 388
 389                         default:
 390                             ERR("Unexpected gl texture type found: %d\n", texType);
 391                             reg_maps->samplers[sampler_code] = (0x1 << 31) | WINED3DSTT_2D;
 392                     }
 393                 }
 394
 395                 /* texbem is only valid with < 1.4 pixel shaders */
 396                 if(WINED3DSIO_TEXBEM  == curOpcode->opcode ||
 397                     WINED3DSIO_TEXBEML == curOpcode->opcode) {
 398                     if(reg_maps->bumpmat != -1 && reg_maps->bumpmat != sampler_code) {
 399                         FIXME("Pixel shader uses texbem instruction on more than 1 sampler\n");
 400                     } else {
 401                         reg_maps->bumpmat = sampler_code;
 402                         if(WINED3DSIO_TEXBEML == curOpcode->opcode) {
 403                             reg_maps->luminanceparams = sampler_code;
 404                         }
 405                     }
 406                 }
 407             }
 408             if(WINED3DSIO_NRM  == curOpcode->opcode) {
 409                 reg_maps->usesnrm = 1;
 410             } else if(WINED3DSIO_BEM == curOpcode->opcode) {
 411                 DWORD regnum = *pToken & WINED3DSP_REGNUM_MASK;
 412                 if(reg_maps->bumpmat != -1 && reg_maps->bumpmat != regnum) {
 413                     FIXME("Pixel shader uses bem or texbem instruction on more than 1 sampler\n");
 414                 } else {
 415                     reg_maps->bumpmat = regnum;
 416                 }
 417             } else if(WINED3DSIO_DSY  == curOpcode->opcode) {
 418                 reg_maps->usesdsy = 1;
 419             }
 420
 421             /* This will loop over all the registers and try to
 422              * make a bitmask of the ones we're interested in.
 423              *
 424              * Relative addressing tokens are ignored, but that's
 425              * okay, since we'll catch any address registers when
 426              * they are initialized (required by spec) */
 427
 428             limit = (opcode_token & WINED3DSHADER_INSTRUCTION_PREDICATED)?
 429                 curOpcode->num_params + 1: curOpcode->num_params;
 430
 431             for (i = 0; i < limit; ++i) {
 432
 433                 DWORD param, addr_token, reg, regtype;
 434                 pToken += shader_get_param(iface, pToken, &param, &addr_token);
 435
 436                 regtype = shader_get_regtype(param);
 437                 reg = param & WINED3DSP_REGNUM_MASK;
 438
 439                 if (WINED3DSPR_TEXTURE == regtype) { /* vs: WINED3DSPR_ADDR */
 440
 441                     if (pshader)
 442                         reg_maps->texcoord[reg] = 1;
 443                     else
 444                         reg_maps->address[reg] = 1;
 445                 }
 446
 447                 else if (WINED3DSPR_TEMP == regtype)
 448                     reg_maps->temporary[reg] = 1;
 449
 450                 else if (WINED3DSPR_INPUT == regtype) {
 451                     if( !pshader)
 452                         reg_maps->attributes[reg] = 1;
 453                     else {
 454                         if(param & WINED3DSHADER_ADDRMODE_RELATIVE) {
 455                             /* If relative addressing is used, we must assume that all registers
 456                              * are used. Even if it is a construct like v3[aL], we can't assume
 457                              * that v0, v1 and v2 aren't read because aL can be negative
 458                              */
 459                             unsigned int i;
 460                             for(i = 0; i < MAX_REG_INPUT; i++) {
 461                                 ((IWineD3DPixelShaderImpl *) This)->input_reg_used[i] = TRUE;
 462                             }
 463                         } else {
 464                             ((IWineD3DPixelShaderImpl *) This)->input_reg_used[reg] = TRUE;
 465                         }
 466                     }
 467                 }
 468
 469                 else if (WINED3DSPR_RASTOUT == regtype && reg == 1)
 470                     reg_maps->fog = 1;
 471
 472                 else if (WINED3DSPR_MISCTYPE == regtype && reg == 0 && pshader)
 473                     reg_maps->vpos = 1;
 474
 475                 else if(WINED3DSPR_CONST == regtype) {
 476                     if(param & WINED3DSHADER_ADDRMODE_RELATIVE) {
 477                         if(!pshader) {
 478                             if(reg <= ((IWineD3DVertexShaderImpl *) This)->min_rel_offset) {
 479                                 ((IWineD3DVertexShaderImpl *) This)->min_rel_offset = reg;
 480                             } else if(reg >= ((IWineD3DVertexShaderImpl *) This)->max_rel_offset) {
 481                                 ((IWineD3DVertexShaderImpl *) This)->max_rel_offset = reg;
 482                             }
 483                         }
 484                         reg_maps->usesrelconstF = TRUE;
 485                     }
 486                 }
 487
 488                 /* WINED3DSPR_TEXCRDOUT is the same as WINED3DSPR_OUTPUT. _OUTPUT can be > MAX_REG_TEXCRD and is used
 489                  * in >= 3.0 shaders. Filter 3.0 shaders to prevent overflows, and also filter pixel shaders because TECRDOUT
 490                  * isn't used in them, but future register types might cause issues
 491                  */
 492                 else if(WINED3DSPR_TEXCRDOUT == regtype && i == 0 /* Only look at writes */ &&
 493                         !pshader && WINED3DSHADER_VERSION_MAJOR(This->baseShader.hex_version) < 3) {
 494                     reg_maps->texcoord_mask[reg] |= shader_get_writemask(param);
 495                 }
 496             }
 497         }
 498     }
 499     reg_maps->loop_depth = max_loop_depth;
 500
 501     return WINED3D_OK;
 502 }
 503
 504 static void shader_dump_decl_usage(
 505     IWineD3DBaseShaderImpl* This,
 506     DWORD decl,
 507     DWORD param) {
 508
 509     DWORD regtype = shader_get_regtype(param);
 510
 511     TRACE("dcl");
 512
 513     if (regtype == WINED3DSPR_SAMPLER) {
 514         DWORD ttype = decl & WINED3DSP_TEXTURETYPE_MASK;
 515
 516         switch (ttype) {
 517             case WINED3DSTT_2D: TRACE("_2d"); break;
 518             case WINED3DSTT_CUBE: TRACE("_cube"); break;
 519             case WINED3DSTT_VOLUME: TRACE("_volume"); break;
 520             default: TRACE("_unknown_ttype(%08x)", ttype);
 521        }
 522
 523     } else {
 524
 525         DWORD usage = decl & WINED3DSP_DCL_USAGE_MASK;
 526         DWORD idx = (decl & WINED3DSP_DCL_USAGEINDEX_MASK) >> WINED3DSP_DCL_USAGEINDEX_SHIFT;
 527
 528         /* Pixel shaders 3.0 don't have usage semantics */
 529         char pshader = shader_is_pshader_version(This->baseShader.hex_version);
 530         if (pshader && This->baseShader.hex_version < WINED3DPS_VERSION(3,0))
 531             return;
 532         else
 533             TRACE("_");
 534
 535         switch(usage) {
 536         case WINED3DDECLUSAGE_POSITION:
 537             TRACE("position%d", idx);
 538             break;
 539         case WINED3DDECLUSAGE_BLENDINDICES:
 540             TRACE("blend");
 541             break;
 542         case WINED3DDECLUSAGE_BLENDWEIGHT:
 543             TRACE("weight");
 544             break;
 545         case WINED3DDECLUSAGE_NORMAL:
 546             TRACE("normal%d", idx);
 547             break;
 548         case WINED3DDECLUSAGE_PSIZE:
 549             TRACE("psize");
 550             break;
 551         case WINED3DDECLUSAGE_COLOR:
 552             if(idx == 0)  {
 553                 TRACE("color");
 554             } else {
 555                 TRACE("specular%d", (idx - 1));
 556             }
 557             break;
 558         case WINED3DDECLUSAGE_TEXCOORD:
 559             TRACE("texture%d", idx);
 560             break;
 561         case WINED3DDECLUSAGE_TANGENT:
 562             TRACE("tangent");
 563             break;
 564         case WINED3DDECLUSAGE_BINORMAL:
 565             TRACE("binormal");
 566             break;
 567         case WINED3DDECLUSAGE_TESSFACTOR:
 568             TRACE("tessfactor");
 569             break;
 570         case WINED3DDECLUSAGE_POSITIONT:
 571             TRACE("positionT%d", idx);
 572             break;
 573         case WINED3DDECLUSAGE_FOG:
 574             TRACE("fog");
 575             break;
 576         case WINED3DDECLUSAGE_DEPTH:
 577             TRACE("depth");
 578             break;
 579         case WINED3DDECLUSAGE_SAMPLE:
 580             TRACE("sample");
 581             break;
 582         default:
 583             FIXME("unknown_semantics(%08x)", usage);
 584         }
 585     }
 586 }
 587
 588 static void shader_dump_arr_entry(
 589     IWineD3DBaseShader *iface,
 590     const DWORD param,
 591     const DWORD addr_token,
 592     unsigned int reg,
 593     int input) {
 594
 595     char relative =
 596         ((param & WINED3DSHADER_ADDRESSMODE_MASK) == WINED3DSHADER_ADDRMODE_RELATIVE);
 597
 598     if (relative) {
 599         TRACE("[");
 600         if (addr_token)
 601             shader_dump_param(iface, addr_token, 0, input);
 602         else
 603             TRACE("a0.x");
 604         TRACE(" + ");
 605      }
 606      TRACE("%u", reg);
 607      if (relative)
 608          TRACE("]");
 609 }
 610
 611 void shader_dump_param(
 612     IWineD3DBaseShader *iface,
 613     const DWORD param,
 614     const DWORD addr_token,
 615     int input) {
 616
 617     IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
 618     static const char * const rastout_reg_names[] = { "oPos", "oFog", "oPts" };
 619     static const char * const misctype_reg_names[] = { "vPos", "vFace"};
 620     char swizzle_reg_chars[4];
 621
 622     DWORD reg = param & WINED3DSP_REGNUM_MASK;
 623     DWORD regtype = shader_get_regtype(param);
 624     DWORD modifier = param & WINED3DSP_SRCMOD_MASK;
 625
 626     /* There are some minor differences between pixel and vertex shaders */
 627     char pshader = shader_is_pshader_version(This->baseShader.hex_version);
 628
 629     /* For one, we'd prefer color components to be shown for pshaders.
 630      * FIXME: use the swizzle function for this */
 631
 632     swizzle_reg_chars[0] = pshader? 'r': 'x';
 633     swizzle_reg_chars[1] = pshader? 'g': 'y';
 634     swizzle_reg_chars[2] = pshader? 'b': 'z';
 635     swizzle_reg_chars[3] = pshader? 'a': 'w';
 636
 637     if (input) {
 638         if ( (modifier == WINED3DSPSM_NEG) ||
 639              (modifier == WINED3DSPSM_BIASNEG) ||
 640              (modifier == WINED3DSPSM_SIGNNEG) ||
 641              (modifier == WINED3DSPSM_X2NEG) ||
 642              (modifier == WINED3DSPSM_ABSNEG) )
 643             TRACE("-");
 644         else if (modifier == WINED3DSPSM_COMP)
 645             TRACE("1-");
 646         else if (modifier == WINED3DSPSM_NOT)
 647             TRACE("!");
 648
 649         if (modifier == WINED3DSPSM_ABS || modifier == WINED3DSPSM_ABSNEG)
 650             TRACE("abs(");
 651     }
 652
 653     switch (regtype) {
 654         case WINED3DSPR_TEMP:
 655             TRACE("r%u", reg);
 656             break;
 657         case WINED3DSPR_INPUT:
 658             TRACE("v");
 659             shader_dump_arr_entry(iface, param, addr_token, reg, input);
 660             break;
 661         case WINED3DSPR_CONST:
 662         case WINED3DSPR_CONST2:
 663         case WINED3DSPR_CONST3:
 664         case WINED3DSPR_CONST4:
 665             TRACE("c");
 666             shader_dump_arr_entry(iface, param, addr_token, shader_get_float_offset(param), input);
 667             break;
 668         case WINED3DSPR_TEXTURE: /* vs: case D3DSPR_ADDR */
 669             TRACE("%c%u", (pshader? 't':'a'), reg);
 670             break;
 671         case WINED3DSPR_RASTOUT:
 672             TRACE("%s", rastout_reg_names[reg]);
 673             break;
 674         case WINED3DSPR_COLOROUT:
 675             TRACE("oC%u", reg);
 676             break;
 677         case WINED3DSPR_DEPTHOUT:
 678             TRACE("oDepth");
 679             break;
 680         case WINED3DSPR_ATTROUT:
 681             TRACE("oD%u", reg);
 682             break;
 683         case WINED3DSPR_TEXCRDOUT:
 684
 685             /* Vertex shaders >= 3.0 use general purpose output registers
 686              * (WINED3DSPR_OUTPUT), which can include an address token */
 687
 688             if (WINED3DSHADER_VERSION_MAJOR(This->baseShader.hex_version) >= 3) {
 689                 TRACE("o");
 690                 shader_dump_arr_entry(iface, param, addr_token, reg, input);
 691             }
 692             else
 693                TRACE("oT%u", reg);
 694             break;
 695         case WINED3DSPR_CONSTINT:
 696             TRACE("i");
 697             shader_dump_arr_entry(iface, param, addr_token, reg, input);
 698             break;
 699         case WINED3DSPR_CONSTBOOL:
 700             TRACE("b");
 701             shader_dump_arr_entry(iface, param, addr_token, reg, input);
 702             break;
 703         case WINED3DSPR_LABEL:
 704             TRACE("l%u", reg);
 705             break;
 706         case WINED3DSPR_LOOP:
 707             TRACE("aL");
 708             break;
 709         case WINED3DSPR_SAMPLER:
 710             TRACE("s%u", reg);
 711             break;
 712         case WINED3DSPR_MISCTYPE:
 713             if (reg > 1) {
 714                 FIXME("Unhandled misctype register %d\n", reg);
 715             } else {
 716                 TRACE("%s", misctype_reg_names[reg]);
 717             }
 718             break;
 719         case WINED3DSPR_PREDICATE:
 720             TRACE("p%u", reg);
 721             break;
 722         default:
 723             TRACE("unhandled_rtype(%#x)", regtype);
 724             break;
 725    }
 726
 727    if (!input) {
 728        /* operand output (for modifiers and shift, see dump_ins_modifiers) */
 729
 730        if ((param & WINED3DSP_WRITEMASK_ALL) != WINED3DSP_WRITEMASK_ALL) {
 731            TRACE(".");
 732            if (param & WINED3DSP_WRITEMASK_0) TRACE("%c", swizzle_reg_chars[0]);
 733            if (param & WINED3DSP_WRITEMASK_1) TRACE("%c", swizzle_reg_chars[1]);
 734            if (param & WINED3DSP_WRITEMASK_2) TRACE("%c", swizzle_reg_chars[2]);
 735            if (param & WINED3DSP_WRITEMASK_3) TRACE("%c", swizzle_reg_chars[3]);
 736        }
 737
 738    } else {
 739         /** operand input */
 740         DWORD swizzle = (param & WINED3DSP_SWIZZLE_MASK) >> WINED3DSP_SWIZZLE_SHIFT;
 741         DWORD swizzle_r = swizzle & 0x03;
 742         DWORD swizzle_g = (swizzle >> 2) & 0x03;
 743         DWORD swizzle_b = (swizzle >> 4) & 0x03;
 744         DWORD swizzle_a = (swizzle >> 6) & 0x03;
 745
 746         if (0 != modifier) {
 747             switch (modifier) {
 748                 case WINED3DSPSM_NONE:    break;
 749                 case WINED3DSPSM_NEG:     break;
 750                 case WINED3DSPSM_NOT:     break;
 751                 case WINED3DSPSM_BIAS:    TRACE("_bias"); break;
 752                 case WINED3DSPSM_BIASNEG: TRACE("_bias"); break;
 753                 case WINED3DSPSM_SIGN:    TRACE("_bx2"); break;
 754                 case WINED3DSPSM_SIGNNEG: TRACE("_bx2"); break;
 755                 case WINED3DSPSM_COMP:    break;
 756                 case WINED3DSPSM_X2:      TRACE("_x2"); break;
 757                 case WINED3DSPSM_X2NEG:   TRACE("_x2"); break;
 758                 case WINED3DSPSM_DZ:      TRACE("_dz"); break;
 759                 case WINED3DSPSM_DW:      TRACE("_dw"); break;
 760                 case WINED3DSPSM_ABSNEG:  TRACE(")"); break;
 761                 case WINED3DSPSM_ABS:     TRACE(")"); break;
 762                 default:
 763                     TRACE("_unknown_modifier(%#x)", modifier >> WINED3DSP_SRCMOD_SHIFT);
 764             }
 765         }
 766
 767         /**
 768         * swizzle bits fields:
 769         *  RRGGBBAA
 770         */
 771         if ((WINED3DVS_NOSWIZZLE >> WINED3DVS_SWIZZLE_SHIFT) != swizzle) {
 772             if (swizzle_r == swizzle_g &&
 773                 swizzle_r == swizzle_b &&
 774                 swizzle_r == swizzle_a) {
 775                     TRACE(".%c", swizzle_reg_chars[swizzle_r]);
 776             } else {
 777                 TRACE(".%c%c%c%c",
 778                 swizzle_reg_chars[swizzle_r],
 779                 swizzle_reg_chars[swizzle_g],
 780                 swizzle_reg_chars[swizzle_b],
 781                 swizzle_reg_chars[swizzle_a]);
 782             }
 783         }
 784     }
 785 }
 786
 787 /** Shared code in order to generate the bulk of the shader string.
 788     Use the shader_header_fct & shader_footer_fct to add strings
 789     that are specific to pixel or vertex functions
 790     NOTE: A description of how to parse tokens can be found at:
 791           http://msdn.microsoft.com/library/default.asp?url=/library/en-us/graphics/hh/graphics/usermodedisplaydriver_shader_cc8e4e05-f5c3-4ec0-8853-8ce07c1551b2.xml.asp */
 792 void shader_generate_main(
 793     IWineD3DBaseShader *iface,
 794     SHADER_BUFFER* buffer,
 795     shader_reg_maps* reg_maps,
 796     CONST DWORD* pFunction) {
 797
 798     IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
 799     IWineD3DDeviceImpl *device = (IWineD3DDeviceImpl *) This->baseShader.device; /* To access shader backend callbacks */
 800     const DWORD *pToken = pFunction;
 801     const SHADER_OPCODE *curOpcode = NULL;
 802     SHADER_HANDLER hw_fct = NULL;
 803     DWORD i;
 804     SHADER_OPCODE_ARG hw_arg;
 805
 806     /* Initialize current parsing state */
 807     hw_arg.shader = iface;
 808     hw_arg.buffer = buffer;
 809     hw_arg.reg_maps = reg_maps;
 810     This->baseShader.parse_state.current_row = 0;
 811
 812     /* Second pass, process opcodes */
 813     if (NULL != pToken) {
 814         while (WINED3DPS_END() != *pToken) {
 815
 816             /* Skip version token */
 817             if (shader_is_version_token(*pToken)) {
 818                 ++pToken;
 819                 continue;
 820             }
 821
 822             /* Skip comment tokens */
 823             if (shader_is_comment(*pToken)) {
 824                 DWORD comment_len = (*pToken & WINED3DSI_COMMENTSIZE_MASK) >> WINED3DSI_COMMENTSIZE_SHIFT;
 825                 ++pToken;
 826                 TRACE("#%s\n", (const char*)pToken);
 827                 pToken += comment_len;
 828                 continue;
 829             }
 830
 831             /* Read opcode */
 832             hw_arg.opcode_token = *pToken++;
 833             curOpcode = shader_get_opcode(iface, hw_arg.opcode_token);
 834
 835             /* Select handler */
 836             if (curOpcode == NULL)
 837                 hw_fct = NULL;
 838             else if (This->baseShader.shader_mode == SHADER_GLSL)
 839                 hw_fct = curOpcode->hw_glsl_fct;
 840             else if (This->baseShader.shader_mode == SHADER_ARB)
 841                 hw_fct = curOpcode->hw_fct;
 842
 843             /* Unknown opcode and its parameters */
 844             if (NULL == curOpcode) {
 845                 FIXME("Unrecognized opcode: token=%08x\n", hw_arg.opcode_token);
 846                 pToken += shader_skip_unrecognized(iface, pToken);
 847
 848             /* Nothing to do */
 849             } else if (WINED3DSIO_DCL == curOpcode->opcode ||
 850                        WINED3DSIO_NOP == curOpcode->opcode ||
 851                        WINED3DSIO_DEF == curOpcode->opcode ||
 852                        WINED3DSIO_DEFI == curOpcode->opcode ||
 853                        WINED3DSIO_DEFB == curOpcode->opcode ||
 854                        WINED3DSIO_PHASE == curOpcode->opcode ||
 855                        WINED3DSIO_RET == curOpcode->opcode) {
 856
 857                 pToken += shader_skip_opcode(This, curOpcode, hw_arg.opcode_token);
 858
 859             /* If a generator function is set for current shader target, use it */
 860             } else if (hw_fct != NULL) {
 861
 862                 hw_arg.opcode = curOpcode;
 863
 864                 /* Destination token */
 865                 if (curOpcode->dst_token) {
 866
 867                     DWORD param, addr_token = 0;
 868                     pToken += shader_get_param(iface, pToken, &param, &addr_token);
 869                     hw_arg.dst = param;
 870                     hw_arg.dst_addr = addr_token;
 871                 }
 872
 873                 /* Predication token */
 874                 if (hw_arg.opcode_token & WINED3DSHADER_INSTRUCTION_PREDICATED)
 875                     hw_arg.predicate = *pToken++;
 876
 877                 /* Other source tokens */
 878                 for (i = 0; i < (curOpcode->num_params - curOpcode->dst_token); i++) {
 879
 880                     DWORD param, addr_token = 0;
 881                     pToken += shader_get_param(iface, pToken, &param, &addr_token);
 882                     hw_arg.src[i] = param;
 883                     hw_arg.src_addr[i] = addr_token;
 884                 }
 885
 886                 /* Call appropriate function for output target */
 887                 hw_fct(&hw_arg);
 888
 889                 /* Add color correction if needed */
 890                 device->shader_backend->shader_color_correction(&hw_arg);
 891
 892                 /* Process instruction modifiers for GLSL apps ( _sat, etc. ) */
 893                 if (This->baseShader.shader_mode == SHADER_GLSL)
 894                     shader_glsl_add_instruction_modifiers(&hw_arg);
 895
 896             /* Unhandled opcode */
 897             } else {
 898
 899                 FIXME("Can't handle opcode %s in hwShader\n", curOpcode->name);
 900                 pToken += shader_skip_opcode(This, curOpcode, hw_arg.opcode_token);
 901             }
 902         }
 903         /* TODO: What about result.depth? */
 904
 905     }
 906 }
 907
 908 void shader_dump_ins_modifiers(const DWORD output) {
 909
 910     DWORD shift = (output & WINED3DSP_DSTSHIFT_MASK) >> WINED3DSP_DSTSHIFT_SHIFT;
 911     DWORD mmask = output & WINED3DSP_DSTMOD_MASK;
 912
 913     switch (shift) {
 914         case 0: break;
 915         case 13: TRACE("_d8"); break;
 916         case 14: TRACE("_d4"); break;
 917         case 15: TRACE("_d2"); break;
 918         case 1: TRACE("_x2"); break;
 919         case 2: TRACE("_x4"); break;
 920         case 3: TRACE("_x8"); break;
 921         default: TRACE("_unhandled_shift(%d)", shift); break;
 922     }
 923
 924     if (mmask & WINED3DSPDM_SATURATE)         TRACE("_sat");
 925     if (mmask & WINED3DSPDM_PARTIALPRECISION) TRACE("_pp");
 926     if (mmask & WINED3DSPDM_MSAMPCENTROID)    TRACE("_centroid");
 927
 928     mmask &= ~(WINED3DSPDM_SATURATE | WINED3DSPDM_PARTIALPRECISION | WINED3DSPDM_MSAMPCENTROID);
 929     if (mmask)
 930         FIXME("_unrecognized_modifier(%#x)", mmask >> WINED3DSP_DSTMOD_SHIFT);
 931 }
 932
 933 /* First pass: trace shader, initialize length and version */
 934 void shader_trace_init(
 935     IWineD3DBaseShader *iface,
 936     const DWORD* pFunction) {
 937
 938     IWineD3DBaseShaderImpl *This =(IWineD3DBaseShaderImpl *)iface;
 939
 940     const DWORD* pToken = pFunction;
 941     const SHADER_OPCODE* curOpcode = NULL;
 942     DWORD opcode_token;
 943     unsigned int len = 0;
 944     DWORD i;
 945
 946     TRACE("(%p) : Parsing programme\n", This);
 947
 948     if (NULL != pToken) {
 949         while (WINED3DVS_END() != *pToken) {
 950             if (shader_is_version_token(*pToken)) { /** version */
 951                 This->baseShader.hex_version = *pToken;
 952                 TRACE("%s_%u_%u\n", shader_is_pshader_version(This->baseShader.hex_version)? "ps": "vs",
 953                     WINED3DSHADER_VERSION_MAJOR(This->baseShader.hex_version),
 954                     WINED3DSHADER_VERSION_MINOR(This->baseShader.hex_version));
 955                 ++pToken;
 956                 ++len;
 957                 continue;
 958             }
 959             if (shader_is_comment(*pToken)) { /** comment */
 960                 DWORD comment_len = (*pToken & WINED3DSI_COMMENTSIZE_MASK) >> WINED3DSI_COMMENTSIZE_SHIFT;
 961                 ++pToken;
 962                 TRACE("//%s\n", (const char*)pToken);
 963                 pToken += comment_len;
 964                 len += comment_len + 1;
 965                 continue;
 966             }
 967             opcode_token = *pToken++;
 968             curOpcode = shader_get_opcode(iface, opcode_token);
 969             len++;
 970
 971             if (NULL == curOpcode) {
 972                 int tokens_read;
 973                 FIXME("Unrecognized opcode: token=%08x\n", opcode_token);
 974                 tokens_read = shader_skip_unrecognized(iface, pToken);
 975                 pToken += tokens_read;
 976                 len += tokens_read;
 977
 978             } else {
 979                 if (curOpcode->opcode == WINED3DSIO_DCL) {
 980
 981                     DWORD usage = *pToken;
 982                     DWORD param = *(pToken + 1);
 983
 984                     shader_dump_decl_usage(This, usage, param);
 985                     shader_dump_ins_modifiers(param);
 986                     TRACE(" ");
 987                     shader_dump_param(iface, param, 0, 0);
 988                     pToken += 2;
 989                     len += 2;
 990
 991                 } else if (curOpcode->opcode == WINED3DSIO_DEF) {
 992
 993                         unsigned int offset = shader_get_float_offset(*pToken);
 994
 995                         TRACE("def c%u = %f, %f, %f, %f", offset,
 996                             *(const float *)(pToken + 1),
 997                             *(const float *)(pToken + 2),
 998                             *(const float *)(pToken + 3),
 999                             *(const float *)(pToken + 4));
1000
1001                         pToken += 5;
1002                         len += 5;
1003                 } else if (curOpcode->opcode == WINED3DSIO_DEFI) {
1004
1005                         TRACE("defi i%u = %d, %d, %d, %d", *pToken & WINED3DSP_REGNUM_MASK,
1006                             *(pToken + 1),
1007                             *(pToken + 2),
1008                             *(pToken + 3),
1009                             *(pToken + 4));
1010
1011                         pToken += 5;
1012                         len += 5;
1013
1014                 } else if (curOpcode->opcode == WINED3DSIO_DEFB) {
1015
1016                         TRACE("defb b%u = %s", *pToken & WINED3DSP_REGNUM_MASK,
1017                             *(pToken + 1)? "true": "false");
1018
1019                         pToken += 2;
1020                         len += 2;
1021
1022                 } else {
1023
1024                     DWORD param, addr_token;
1025                     int tokens_read;
1026
1027                     /* Print out predication source token first - it follows
1028                      * the destination token. */
1029                     if (opcode_token & WINED3DSHADER_INSTRUCTION_PREDICATED) {
1030                         TRACE("(");
1031                         shader_dump_param(iface, *(pToken + 2), 0, 1);
1032                         TRACE(") ");
1033                     }
1034                     if (opcode_token & WINED3DSI_COISSUE) {
1035                         /* PixWin marks instructions with the coissue flag with a '+' */
1036                         TRACE("+");
1037                     }
1038
1039                     TRACE("%s", curOpcode->name);
1040
1041                     if (curOpcode->opcode == WINED3DSIO_IFC ||
1042                         curOpcode->opcode == WINED3DSIO_BREAKC) {
1043
1044                         DWORD op = (opcode_token & INST_CONTROLS_MASK) >> INST_CONTROLS_SHIFT;
1045                         switch (op) {
1046                             case COMPARISON_GT: TRACE("_gt"); break;
1047                             case COMPARISON_EQ: TRACE("_eq"); break;
1048                             case COMPARISON_GE: TRACE("_ge"); break;
1049                             case COMPARISON_LT: TRACE("_lt"); break;
1050                             case COMPARISON_NE: TRACE("_ne"); break;
1051                             case COMPARISON_LE: TRACE("_le"); break;
1052                             default:
1053                                 TRACE("_(%u)", op);
1054                         }
1055                     } else if (curOpcode->opcode == WINED3DSIO_TEX &&
1056                                This->baseShader.hex_version >= WINED3DPS_VERSION(2,0)) {
1057                         if(opcode_token & WINED3DSI_TEXLD_PROJECT) TRACE("p");
1058                     }
1059
1060                     /* Destination token */
1061                     if (curOpcode->dst_token) {
1062
1063                         /* Destination token */
1064                         tokens_read = shader_get_param(iface, pToken, &param, &addr_token);
1065                         pToken += tokens_read;
1066                         len += tokens_read;
1067
1068                         shader_dump_ins_modifiers(param);
1069                         TRACE(" ");
1070                         shader_dump_param(iface, param, addr_token, 0);
1071                     }
1072
1073                     /* Predication token - already printed out, just skip it */
1074                     if (opcode_token & WINED3DSHADER_INSTRUCTION_PREDICATED) {
1075                         pToken++;
1076                         len++;
1077                     }
1078
1079                     /* Other source tokens */
1080                     for (i = curOpcode->dst_token; i < curOpcode->num_params; ++i) {
1081
1082                         tokens_read = shader_get_param(iface, pToken, &param, &addr_token);
1083                         pToken += tokens_read;
1084                         len += tokens_read;
1085
1086                         TRACE((i == 0)? " " : ", ");
1087                         shader_dump_param(iface, param, addr_token, 1);
1088                     }
1089                 }
1090                 TRACE("\n");
1091             }
1092         }
1093         This->baseShader.functionLength = (len + 1) * sizeof(DWORD);
1094     } else {
1095         This->baseShader.functionLength = 1; /* no Function defined use fixed function vertex processing */
1096     }
1097 }
1098
1099 static void shader_none_select(IWineD3DDevice *iface, BOOL usePS, BOOL useVS) {}
1100 static void shader_none_select_depth_blt(IWineD3DDevice *iface) {}
1101 static void shader_none_destroy_depth_blt(IWineD3DDevice *iface) {}
1102 static void shader_none_load_constants(IWineD3DDevice *iface, char usePS, char useVS) {}
1103 static void shader_none_cleanup(IWineD3DDevice *iface) {}
1104 static void shader_none_color_correction(SHADER_OPCODE_ARG* arg) {}
1105 static void shader_none_destroy(IWineD3DBaseShader *iface) {}
1106 static HRESULT shader_none_alloc(IWineD3DDevice *iface) {return WINED3D_OK;}
1107 static void shader_none_free(IWineD3DDevice *iface) {}
1108
1109 const shader_backend_t none_shader_backend = {
1110     &shader_none_select,
1111     &shader_none_select_depth_blt,
1112     &shader_none_destroy_depth_blt,
1113     &shader_none_load_constants,
1114     &shader_none_cleanup,
1115     &shader_none_color_correction,
1116     &shader_none_destroy,
1117     &shader_none_alloc,
1118     &shader_none_free
1119 };
1120
1121 /* *******************************************
1122    IWineD3DPixelShader IUnknown parts follow
1123    ******************************************* */
1124 HRESULT  WINAPI IWineD3DBaseShaderImpl_QueryInterface(IWineD3DBaseShader *iface, REFIID riid, LPVOID *ppobj)
1125 {
1126     IWineD3DBaseShaderImpl *This = (IWineD3DBaseShaderImpl *)iface;
1127     TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),ppobj);
1128     if (IsEqualGUID(riid, &IID_IUnknown)
1129         || IsEqualGUID(riid, &IID_IWineD3DBase)
1130         || IsEqualGUID(riid, &IID_IWineD3DBaseShader)
1131         || IsEqualGUID(riid, &IID_IWineD3DPixelShader)) {
1132         IUnknown_AddRef(iface);
1133         *ppobj = This;
1134         return S_OK;
1135     }
1136     *ppobj = NULL;
1137     return E_NOINTERFACE;
1138 }
1139
1140 ULONG  WINAPI IWineD3DBaseShaderImpl_AddRef(IWineD3DBaseShader *iface) {
1141     IWineD3DPixelShaderImpl *This = (IWineD3DPixelShaderImpl *)iface;
1142     TRACE("(%p) : AddRef increasing from %d\n", This, This->baseShader.ref);
1143     return InterlockedIncrement(&This->baseShader.ref);
1144 }
1145
1146 ULONG  WINAPI IWineD3DBaseShaderImpl_Release(IWineD3DBaseShader *iface) {
1147     IWineD3DBaseShaderImpl *This = (IWineD3DBaseShaderImpl *)iface;
1148     IWineD3DDeviceImpl *deviceImpl = (IWineD3DDeviceImpl *) This->baseShader.device;
1149     ULONG ref;
1150     TRACE("(%p) : Releasing from %d\n", This, This->baseShader.ref);
1151     ref = InterlockedDecrement(&This->baseShader.ref);
1152     if (ref == 0) {
1153         deviceImpl->shader_backend->shader_destroy(iface);
1154         HeapFree(GetProcessHeap(), 0, This->baseShader.function);
1155         shader_delete_constant_list(&This->baseShader.constantsF);
1156         shader_delete_constant_list(&This->baseShader.constantsB);
1157         shader_delete_constant_list(&This->baseShader.constantsI);
1158         list_remove(&This->baseShader.shader_list_entry);
1159         HeapFree(GetProcessHeap(), 0, This);
1160     }
1161     return ref;
1162 }