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     memset(reg_maps->bumpmat, 0, sizeof(reg_maps->bumpmat));
 216     memset(reg_maps->luminanceparams, 0, sizeof(reg_maps->luminanceparams));
 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                 pshader /* Filter different instructions with the same enum values in VS */ &&
 353                 (WINED3DSIO_TEX == curOpcode->opcode ||
 354                  WINED3DSIO_TEXBEM == curOpcode->opcode ||
 355                  WINED3DSIO_TEXBEML == curOpcode->opcode ||
 356                  WINED3DSIO_TEXDP3TEX == curOpcode->opcode ||
 357                  WINED3DSIO_TEXM3x2TEX == curOpcode->opcode ||
 358                  WINED3DSIO_TEXM3x3SPEC == curOpcode->opcode ||
 359                  WINED3DSIO_TEXM3x3TEX == curOpcode->opcode ||
 360                  WINED3DSIO_TEXM3x3VSPEC == curOpcode->opcode ||
 361                  WINED3DSIO_TEXREG2AR == curOpcode->opcode ||
 362                  WINED3DSIO_TEXREG2GB == curOpcode->opcode ||
 363                  WINED3DSIO_TEXREG2RGB == curOpcode->opcode)) {
 364
 365                 /* Fake sampler usage, only set reserved bit and ttype */
 366                 DWORD sampler_code = *pToken & WINED3DSP_REGNUM_MASK;
 367
 368                 if(!stateBlock->textures[sampler_code]) {
 369                     ERR("No texture bound to sampler %d\n", sampler_code);
 370                     reg_maps->samplers[sampler_code] = (0x1 << 31) | WINED3DSTT_2D;
 371                 } else {
 372                     int texType = IWineD3DBaseTexture_GetTextureDimensions(stateBlock->textures[sampler_code]);
 373                     switch(texType) {
 374                         /* We have to select between texture rectangles and 2D textures later because 2.0 and
 375                          * 3.0 shaders only have WINED3DSTT_2D as well
 376                          */
 377                         case GL_TEXTURE_RECTANGLE_ARB:
 378                         case GL_TEXTURE_2D:
 379                             reg_maps->samplers[sampler_code] = (0x1 << 31) | WINED3DSTT_2D;
 380                             break;
 381
 382                         case GL_TEXTURE_3D:
 383                             reg_maps->samplers[sampler_code] = (0x1 << 31) | WINED3DSTT_VOLUME;
 384                             break;
 385
 386                         case GL_TEXTURE_CUBE_MAP_ARB:
 387                             reg_maps->samplers[sampler_code] = (0x1 << 31) | WINED3DSTT_CUBE;
 388                             break;
 389
 390                         default:
 391                             ERR("Unexpected gl texture type found: %d\n", texType);
 392                             reg_maps->samplers[sampler_code] = (0x1 << 31) | WINED3DSTT_2D;
 393                     }
 394                 }
 395
 396                 /* texbem is only valid with < 1.4 pixel shaders */
 397                 if(WINED3DSIO_TEXBEM  == curOpcode->opcode ||
 398                     WINED3DSIO_TEXBEML == curOpcode->opcode) {
 399                     reg_maps->bumpmat[sampler_code] = TRUE;
 400                     if(WINED3DSIO_TEXBEML == curOpcode->opcode) {
 401                         reg_maps->luminanceparams[sampler_code] = TRUE;
 402                     }
 403                 }
 404             }
 405             if(WINED3DSIO_NRM  == curOpcode->opcode) {
 406                 reg_maps->usesnrm = 1;
 407             } else if(WINED3DSIO_BEM == curOpcode->opcode && pshader) {
 408                 DWORD regnum = *pToken & WINED3DSP_REGNUM_MASK;
 409                 reg_maps->bumpmat[regnum] = TRUE;
 410             } else if(WINED3DSIO_DSY  == curOpcode->opcode) {
 411                 reg_maps->usesdsy = 1;
 412             }
 413
 414             /* This will loop over all the registers and try to
 415              * make a bitmask of the ones we're interested in.
 416              *
 417              * Relative addressing tokens are ignored, but that's
 418              * okay, since we'll catch any address registers when
 419              * they are initialized (required by spec) */
 420
 421             limit = (opcode_token & WINED3DSHADER_INSTRUCTION_PREDICATED)?
 422                 curOpcode->num_params + 1: curOpcode->num_params;
 423
 424             for (i = 0; i < limit; ++i) {
 425
 426                 DWORD param, addr_token, reg, regtype;
 427                 pToken += shader_get_param(iface, pToken, &param, &addr_token);
 428
 429                 regtype = shader_get_regtype(param);
 430                 reg = param & WINED3DSP_REGNUM_MASK;
 431
 432                 if (WINED3DSPR_TEXTURE == regtype) { /* vs: WINED3DSPR_ADDR */
 433
 434                     if (pshader)
 435                         reg_maps->texcoord[reg] = 1;
 436                     else
 437                         reg_maps->address[reg] = 1;
 438                 }
 439
 440                 else if (WINED3DSPR_TEMP == regtype)
 441                     reg_maps->temporary[reg] = 1;
 442
 443                 else if (WINED3DSPR_INPUT == regtype) {
 444                     if( !pshader)
 445                         reg_maps->attributes[reg] = 1;
 446                     else {
 447                         if(param & WINED3DSHADER_ADDRMODE_RELATIVE) {
 448                             /* If relative addressing is used, we must assume that all registers
 449                              * are used. Even if it is a construct like v3[aL], we can't assume
 450                              * that v0, v1 and v2 aren't read because aL can be negative
 451                              */
 452                             unsigned int i;
 453                             for(i = 0; i < MAX_REG_INPUT; i++) {
 454                                 ((IWineD3DPixelShaderImpl *) This)->input_reg_used[i] = TRUE;
 455                             }
 456                         } else {
 457                             ((IWineD3DPixelShaderImpl *) This)->input_reg_used[reg] = TRUE;
 458                         }
 459                     }
 460                 }
 461
 462                 else if (WINED3DSPR_RASTOUT == regtype && reg == 1)
 463                     reg_maps->fog = 1;
 464
 465                 else if (WINED3DSPR_MISCTYPE == regtype && reg == 0 && pshader)
 466                     reg_maps->vpos = 1;
 467
 468                 else if(WINED3DSPR_CONST == regtype) {
 469                     if(param & WINED3DSHADER_ADDRMODE_RELATIVE) {
 470                         if(!pshader) {
 471                             if(reg <= ((IWineD3DVertexShaderImpl *) This)->min_rel_offset) {
 472                                 ((IWineD3DVertexShaderImpl *) This)->min_rel_offset = reg;
 473                             } else if(reg >= ((IWineD3DVertexShaderImpl *) This)->max_rel_offset) {
 474                                 ((IWineD3DVertexShaderImpl *) This)->max_rel_offset = reg;
 475                             }
 476                         }
 477                         reg_maps->usesrelconstF = TRUE;
 478                     }
 479                 }
 480
 481                 /* WINED3DSPR_TEXCRDOUT is the same as WINED3DSPR_OUTPUT. _OUTPUT can be > MAX_REG_TEXCRD and is used
 482                  * in >= 3.0 shaders. Filter 3.0 shaders to prevent overflows, and also filter pixel shaders because TECRDOUT
 483                  * isn't used in them, but future register types might cause issues
 484                  */
 485                 else if(WINED3DSPR_TEXCRDOUT == regtype && i == 0 /* Only look at writes */ &&
 486                         !pshader && WINED3DSHADER_VERSION_MAJOR(This->baseShader.hex_version) < 3) {
 487                     reg_maps->texcoord_mask[reg] |= shader_get_writemask(param);
 488                 }
 489             }
 490         }
 491     }
 492     reg_maps->loop_depth = max_loop_depth;
 493
 494     return WINED3D_OK;
 495 }
 496
 497 static void shader_dump_decl_usage(
 498     IWineD3DBaseShaderImpl* This,
 499     DWORD decl,
 500     DWORD param) {
 501
 502     DWORD regtype = shader_get_regtype(param);
 503
 504     TRACE("dcl");
 505
 506     if (regtype == WINED3DSPR_SAMPLER) {
 507         DWORD ttype = decl & WINED3DSP_TEXTURETYPE_MASK;
 508
 509         switch (ttype) {
 510             case WINED3DSTT_2D: TRACE("_2d"); break;
 511             case WINED3DSTT_CUBE: TRACE("_cube"); break;
 512             case WINED3DSTT_VOLUME: TRACE("_volume"); break;
 513             default: TRACE("_unknown_ttype(%08x)", ttype);
 514        }
 515
 516     } else {
 517
 518         DWORD usage = decl & WINED3DSP_DCL_USAGE_MASK;
 519         DWORD idx = (decl & WINED3DSP_DCL_USAGEINDEX_MASK) >> WINED3DSP_DCL_USAGEINDEX_SHIFT;
 520
 521         /* Pixel shaders 3.0 don't have usage semantics */
 522         char pshader = shader_is_pshader_version(This->baseShader.hex_version);
 523         if (pshader && This->baseShader.hex_version < WINED3DPS_VERSION(3,0))
 524             return;
 525         else
 526             TRACE("_");
 527
 528         switch(usage) {
 529         case WINED3DDECLUSAGE_POSITION:
 530             TRACE("position%d", idx);
 531             break;
 532         case WINED3DDECLUSAGE_BLENDINDICES:
 533             TRACE("blend");
 534             break;
 535         case WINED3DDECLUSAGE_BLENDWEIGHT:
 536             TRACE("weight");
 537             break;
 538         case WINED3DDECLUSAGE_NORMAL:
 539             TRACE("normal%d", idx);
 540             break;
 541         case WINED3DDECLUSAGE_PSIZE:
 542             TRACE("psize");
 543             break;
 544         case WINED3DDECLUSAGE_COLOR:
 545             if(idx == 0)  {
 546                 TRACE("color");
 547             } else {
 548                 TRACE("specular%d", (idx - 1));
 549             }
 550             break;
 551         case WINED3DDECLUSAGE_TEXCOORD:
 552             TRACE("texture%d", idx);
 553             break;
 554         case WINED3DDECLUSAGE_TANGENT:
 555             TRACE("tangent");
 556             break;
 557         case WINED3DDECLUSAGE_BINORMAL:
 558             TRACE("binormal");
 559             break;
 560         case WINED3DDECLUSAGE_TESSFACTOR:
 561             TRACE("tessfactor");
 562             break;
 563         case WINED3DDECLUSAGE_POSITIONT:
 564             TRACE("positionT%d", idx);
 565             break;
 566         case WINED3DDECLUSAGE_FOG:
 567             TRACE("fog");
 568             break;
 569         case WINED3DDECLUSAGE_DEPTH:
 570             TRACE("depth");
 571             break;
 572         case WINED3DDECLUSAGE_SAMPLE:
 573             TRACE("sample");
 574             break;
 575         default:
 576             FIXME("unknown_semantics(%08x)", usage);
 577         }
 578     }
 579 }
 580
 581 static void shader_dump_arr_entry(
 582     IWineD3DBaseShader *iface,
 583     const DWORD param,
 584     const DWORD addr_token,
 585     unsigned int reg,
 586     int input) {
 587
 588     char relative =
 589         ((param & WINED3DSHADER_ADDRESSMODE_MASK) == WINED3DSHADER_ADDRMODE_RELATIVE);
 590
 591     if (relative) {
 592         TRACE("[");
 593         if (addr_token)
 594             shader_dump_param(iface, addr_token, 0, input);
 595         else
 596             TRACE("a0.x");
 597         TRACE(" + ");
 598      }
 599      TRACE("%u", reg);
 600      if (relative)
 601          TRACE("]");
 602 }
 603
 604 void shader_dump_param(
 605     IWineD3DBaseShader *iface,
 606     const DWORD param,
 607     const DWORD addr_token,
 608     int input) {
 609
 610     IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
 611     static const char * const rastout_reg_names[] = { "oPos", "oFog", "oPts" };
 612     static const char * const misctype_reg_names[] = { "vPos", "vFace"};
 613     char swizzle_reg_chars[4];
 614
 615     DWORD reg = param & WINED3DSP_REGNUM_MASK;
 616     DWORD regtype = shader_get_regtype(param);
 617     DWORD modifier = param & WINED3DSP_SRCMOD_MASK;
 618
 619     /* There are some minor differences between pixel and vertex shaders */
 620     char pshader = shader_is_pshader_version(This->baseShader.hex_version);
 621
 622     /* For one, we'd prefer color components to be shown for pshaders.
 623      * FIXME: use the swizzle function for this */
 624
 625     swizzle_reg_chars[0] = pshader? 'r': 'x';
 626     swizzle_reg_chars[1] = pshader? 'g': 'y';
 627     swizzle_reg_chars[2] = pshader? 'b': 'z';
 628     swizzle_reg_chars[3] = pshader? 'a': 'w';
 629
 630     if (input) {
 631         if ( (modifier == WINED3DSPSM_NEG) ||
 632              (modifier == WINED3DSPSM_BIASNEG) ||
 633              (modifier == WINED3DSPSM_SIGNNEG) ||
 634              (modifier == WINED3DSPSM_X2NEG) ||
 635              (modifier == WINED3DSPSM_ABSNEG) )
 636             TRACE("-");
 637         else if (modifier == WINED3DSPSM_COMP)
 638             TRACE("1-");
 639         else if (modifier == WINED3DSPSM_NOT)
 640             TRACE("!");
 641
 642         if (modifier == WINED3DSPSM_ABS || modifier == WINED3DSPSM_ABSNEG)
 643             TRACE("abs(");
 644     }
 645
 646     switch (regtype) {
 647         case WINED3DSPR_TEMP:
 648             TRACE("r%u", reg);
 649             break;
 650         case WINED3DSPR_INPUT:
 651             TRACE("v");
 652             shader_dump_arr_entry(iface, param, addr_token, reg, input);
 653             break;
 654         case WINED3DSPR_CONST:
 655         case WINED3DSPR_CONST2:
 656         case WINED3DSPR_CONST3:
 657         case WINED3DSPR_CONST4:
 658             TRACE("c");
 659             shader_dump_arr_entry(iface, param, addr_token, shader_get_float_offset(param), input);
 660             break;
 661         case WINED3DSPR_TEXTURE: /* vs: case D3DSPR_ADDR */
 662             TRACE("%c%u", (pshader? 't':'a'), reg);
 663             break;
 664         case WINED3DSPR_RASTOUT:
 665             TRACE("%s", rastout_reg_names[reg]);
 666             break;
 667         case WINED3DSPR_COLOROUT:
 668             TRACE("oC%u", reg);
 669             break;
 670         case WINED3DSPR_DEPTHOUT:
 671             TRACE("oDepth");
 672             break;
 673         case WINED3DSPR_ATTROUT:
 674             TRACE("oD%u", reg);
 675             break;
 676         case WINED3DSPR_TEXCRDOUT:
 677
 678             /* Vertex shaders >= 3.0 use general purpose output registers
 679              * (WINED3DSPR_OUTPUT), which can include an address token */
 680
 681             if (WINED3DSHADER_VERSION_MAJOR(This->baseShader.hex_version) >= 3) {
 682                 TRACE("o");
 683                 shader_dump_arr_entry(iface, param, addr_token, reg, input);
 684             }
 685             else
 686                TRACE("oT%u", reg);
 687             break;
 688         case WINED3DSPR_CONSTINT:
 689             TRACE("i");
 690             shader_dump_arr_entry(iface, param, addr_token, reg, input);
 691             break;
 692         case WINED3DSPR_CONSTBOOL:
 693             TRACE("b");
 694             shader_dump_arr_entry(iface, param, addr_token, reg, input);
 695             break;
 696         case WINED3DSPR_LABEL:
 697             TRACE("l%u", reg);
 698             break;
 699         case WINED3DSPR_LOOP:
 700             TRACE("aL");
 701             break;
 702         case WINED3DSPR_SAMPLER:
 703             TRACE("s%u", reg);
 704             break;
 705         case WINED3DSPR_MISCTYPE:
 706             if (reg > 1) {
 707                 FIXME("Unhandled misctype register %d\n", reg);
 708             } else {
 709                 TRACE("%s", misctype_reg_names[reg]);
 710             }
 711             break;
 712         case WINED3DSPR_PREDICATE:
 713             TRACE("p%u", reg);
 714             break;
 715         default:
 716             TRACE("unhandled_rtype(%#x)", regtype);
 717             break;
 718    }
 719
 720    if (!input) {
 721        /* operand output (for modifiers and shift, see dump_ins_modifiers) */
 722
 723        if ((param & WINED3DSP_WRITEMASK_ALL) != WINED3DSP_WRITEMASK_ALL) {
 724            TRACE(".");
 725            if (param & WINED3DSP_WRITEMASK_0) TRACE("%c", swizzle_reg_chars[0]);
 726            if (param & WINED3DSP_WRITEMASK_1) TRACE("%c", swizzle_reg_chars[1]);
 727            if (param & WINED3DSP_WRITEMASK_2) TRACE("%c", swizzle_reg_chars[2]);
 728            if (param & WINED3DSP_WRITEMASK_3) TRACE("%c", swizzle_reg_chars[3]);
 729        }
 730
 731    } else {
 732         /** operand input */
 733         DWORD swizzle = (param & WINED3DSP_SWIZZLE_MASK) >> WINED3DSP_SWIZZLE_SHIFT;
 734         DWORD swizzle_r = swizzle & 0x03;
 735         DWORD swizzle_g = (swizzle >> 2) & 0x03;
 736         DWORD swizzle_b = (swizzle >> 4) & 0x03;
 737         DWORD swizzle_a = (swizzle >> 6) & 0x03;
 738
 739         if (0 != modifier) {
 740             switch (modifier) {
 741                 case WINED3DSPSM_NONE:    break;
 742                 case WINED3DSPSM_NEG:     break;
 743                 case WINED3DSPSM_NOT:     break;
 744                 case WINED3DSPSM_BIAS:    TRACE("_bias"); break;
 745                 case WINED3DSPSM_BIASNEG: TRACE("_bias"); break;
 746                 case WINED3DSPSM_SIGN:    TRACE("_bx2"); break;
 747                 case WINED3DSPSM_SIGNNEG: TRACE("_bx2"); break;
 748                 case WINED3DSPSM_COMP:    break;
 749                 case WINED3DSPSM_X2:      TRACE("_x2"); break;
 750                 case WINED3DSPSM_X2NEG:   TRACE("_x2"); break;
 751                 case WINED3DSPSM_DZ:      TRACE("_dz"); break;
 752                 case WINED3DSPSM_DW:      TRACE("_dw"); break;
 753                 case WINED3DSPSM_ABSNEG:  TRACE(")"); break;
 754                 case WINED3DSPSM_ABS:     TRACE(")"); break;
 755                 default:
 756                     TRACE("_unknown_modifier(%#x)", modifier >> WINED3DSP_SRCMOD_SHIFT);
 757             }
 758         }
 759
 760         /**
 761         * swizzle bits fields:
 762         *  RRGGBBAA
 763         */
 764         if ((WINED3DVS_NOSWIZZLE >> WINED3DVS_SWIZZLE_SHIFT) != swizzle) {
 765             if (swizzle_r == swizzle_g &&
 766                 swizzle_r == swizzle_b &&
 767                 swizzle_r == swizzle_a) {
 768                     TRACE(".%c", swizzle_reg_chars[swizzle_r]);
 769             } else {
 770                 TRACE(".%c%c%c%c",
 771                 swizzle_reg_chars[swizzle_r],
 772                 swizzle_reg_chars[swizzle_g],
 773                 swizzle_reg_chars[swizzle_b],
 774                 swizzle_reg_chars[swizzle_a]);
 775             }
 776         }
 777     }
 778 }
 779
 780 /** Shared code in order to generate the bulk of the shader string.
 781     Use the shader_header_fct & shader_footer_fct to add strings
 782     that are specific to pixel or vertex functions
 783     NOTE: A description of how to parse tokens can be found on msdn */
 784 void shader_generate_main(
 785     IWineD3DBaseShader *iface,
 786     SHADER_BUFFER* buffer,
 787     shader_reg_maps* reg_maps,
 788     CONST DWORD* pFunction) {
 789
 790     IWineD3DBaseShaderImpl* This = (IWineD3DBaseShaderImpl*) iface;
 791     IWineD3DDeviceImpl *device = (IWineD3DDeviceImpl *) This->baseShader.device; /* To access shader backend callbacks */
 792     const DWORD *pToken = pFunction;
 793     const SHADER_OPCODE *curOpcode = NULL;
 794     SHADER_HANDLER hw_fct = NULL;
 795     DWORD i;
 796     SHADER_OPCODE_ARG hw_arg;
 797
 798     /* Initialize current parsing state */
 799     hw_arg.shader = iface;
 800     hw_arg.buffer = buffer;
 801     hw_arg.reg_maps = reg_maps;
 802     This->baseShader.parse_state.current_row = 0;
 803
 804     /* Second pass, process opcodes */
 805     if (NULL != pToken) {
 806         while (WINED3DPS_END() != *pToken) {
 807
 808             /* Skip version token */
 809             if (shader_is_version_token(*pToken)) {
 810                 ++pToken;
 811                 continue;
 812             }
 813
 814             /* Skip comment tokens */
 815             if (shader_is_comment(*pToken)) {
 816                 DWORD comment_len = (*pToken & WINED3DSI_COMMENTSIZE_MASK) >> WINED3DSI_COMMENTSIZE_SHIFT;
 817                 ++pToken;
 818                 TRACE("#%s\n", (const char*)pToken);
 819                 pToken += comment_len;
 820                 continue;
 821             }
 822
 823             /* Read opcode */
 824             hw_arg.opcode_token = *pToken++;
 825             curOpcode = shader_get_opcode(iface, hw_arg.opcode_token);
 826
 827             /* Select handler */
 828             if (curOpcode == NULL)
 829                 hw_fct = NULL;
 830             else if (This->baseShader.shader_mode == SHADER_GLSL)
 831                 hw_fct = curOpcode->hw_glsl_fct;
 832             else if (This->baseShader.shader_mode == SHADER_ARB)
 833                 hw_fct = curOpcode->hw_fct;
 834
 835             /* Unknown opcode and its parameters */
 836             if (NULL == curOpcode) {
 837                 FIXME("Unrecognized opcode: token=%08x\n", hw_arg.opcode_token);
 838                 pToken += shader_skip_unrecognized(iface, pToken);
 839
 840             /* Nothing to do */
 841             } else if (WINED3DSIO_DCL == curOpcode->opcode ||
 842                        WINED3DSIO_NOP == curOpcode->opcode ||
 843                        WINED3DSIO_DEF == curOpcode->opcode ||
 844                        WINED3DSIO_DEFI == curOpcode->opcode ||
 845                        WINED3DSIO_DEFB == curOpcode->opcode ||
 846                        WINED3DSIO_PHASE == curOpcode->opcode ||
 847                        WINED3DSIO_RET == curOpcode->opcode) {
 848
 849                 pToken += shader_skip_opcode(This, curOpcode, hw_arg.opcode_token);
 850
 851             /* If a generator function is set for current shader target, use it */
 852             } else if (hw_fct != NULL) {
 853
 854                 hw_arg.opcode = curOpcode;
 855
 856                 /* Destination token */
 857                 if (curOpcode->dst_token) {
 858
 859                     DWORD param, addr_token = 0;
 860                     pToken += shader_get_param(iface, pToken, &param, &addr_token);
 861                     hw_arg.dst = param;
 862                     hw_arg.dst_addr = addr_token;
 863                 }
 864
 865                 /* Predication token */
 866                 if (hw_arg.opcode_token & WINED3DSHADER_INSTRUCTION_PREDICATED)
 867                     hw_arg.predicate = *pToken++;
 868
 869                 /* Other source tokens */
 870                 for (i = 0; i < (curOpcode->num_params - curOpcode->dst_token); i++) {
 871
 872                     DWORD param, addr_token = 0;
 873                     pToken += shader_get_param(iface, pToken, &param, &addr_token);
 874                     hw_arg.src[i] = param;
 875                     hw_arg.src_addr[i] = addr_token;
 876                 }
 877
 878                 /* Call appropriate function for output target */
 879                 hw_fct(&hw_arg);
 880
 881                 /* Add color correction if needed */
 882                 device->shader_backend->shader_color_correction(&hw_arg);
 883
 884                 /* Process instruction modifiers for GLSL apps ( _sat, etc. ) */
 885                 if (This->baseShader.shader_mode == SHADER_GLSL)
 886                     shader_glsl_add_instruction_modifiers(&hw_arg);
 887
 888             /* Unhandled opcode */
 889             } else {
 890
 891                 FIXME("Can't handle opcode %s in hwShader\n", curOpcode->name);
 892                 pToken += shader_skip_opcode(This, curOpcode, hw_arg.opcode_token);
 893             }
 894         }
 895         /* TODO: What about result.depth? */
 896
 897     }
 898 }
 899
 900 void shader_dump_ins_modifiers(const DWORD output) {
 901
 902     DWORD shift = (output & WINED3DSP_DSTSHIFT_MASK) >> WINED3DSP_DSTSHIFT_SHIFT;
 903     DWORD mmask = output & WINED3DSP_DSTMOD_MASK;
 904
 905     switch (shift) {
 906         case 0: break;
 907         case 13: TRACE("_d8"); break;
 908         case 14: TRACE("_d4"); break;
 909         case 15: TRACE("_d2"); break;
 910         case 1: TRACE("_x2"); break;
 911         case 2: TRACE("_x4"); break;
 912         case 3: TRACE("_x8"); break;
 913         default: TRACE("_unhandled_shift(%d)", shift); break;
 914     }
 915
 916     if (mmask & WINED3DSPDM_SATURATE)         TRACE("_sat");
 917     if (mmask & WINED3DSPDM_PARTIALPRECISION) TRACE("_pp");
 918     if (mmask & WINED3DSPDM_MSAMPCENTROID)    TRACE("_centroid");
 919
 920     mmask &= ~(WINED3DSPDM_SATURATE | WINED3DSPDM_PARTIALPRECISION | WINED3DSPDM_MSAMPCENTROID);
 921     if (mmask)
 922         FIXME("_unrecognized_modifier(%#x)", mmask >> WINED3DSP_DSTMOD_SHIFT);
 923 }
 924
 925 /* First pass: trace shader, initialize length and version */
 926 void shader_trace_init(
 927     IWineD3DBaseShader *iface,
 928     const DWORD* pFunction) {
 929
 930     IWineD3DBaseShaderImpl *This =(IWineD3DBaseShaderImpl *)iface;
 931
 932     const DWORD* pToken = pFunction;
 933     const SHADER_OPCODE* curOpcode = NULL;
 934     DWORD opcode_token;
 935     unsigned int len = 0;
 936     DWORD i;
 937
 938     TRACE("(%p) : Parsing programme\n", This);
 939
 940     if (NULL != pToken) {
 941         while (WINED3DVS_END() != *pToken) {
 942             if (shader_is_version_token(*pToken)) { /** version */
 943                 This->baseShader.hex_version = *pToken;
 944                 TRACE("%s_%u_%u\n", shader_is_pshader_version(This->baseShader.hex_version)? "ps": "vs",
 945                     WINED3DSHADER_VERSION_MAJOR(This->baseShader.hex_version),
 946                     WINED3DSHADER_VERSION_MINOR(This->baseShader.hex_version));
 947                 ++pToken;
 948                 ++len;
 949                 continue;
 950             }
 951             if (shader_is_comment(*pToken)) { /** comment */
 952                 DWORD comment_len = (*pToken & WINED3DSI_COMMENTSIZE_MASK) >> WINED3DSI_COMMENTSIZE_SHIFT;
 953                 ++pToken;
 954                 TRACE("//%s\n", (const char*)pToken);
 955                 pToken += comment_len;
 956                 len += comment_len + 1;
 957                 continue;
 958             }
 959             opcode_token = *pToken++;
 960             curOpcode = shader_get_opcode(iface, opcode_token);
 961             len++;
 962
 963             if (NULL == curOpcode) {
 964                 int tokens_read;
 965                 FIXME("Unrecognized opcode: token=%08x\n", opcode_token);
 966                 tokens_read = shader_skip_unrecognized(iface, pToken);
 967                 pToken += tokens_read;
 968                 len += tokens_read;
 969
 970             } else {
 971                 if (curOpcode->opcode == WINED3DSIO_DCL) {
 972
 973                     DWORD usage = *pToken;
 974                     DWORD param = *(pToken + 1);
 975
 976                     shader_dump_decl_usage(This, usage, param);
 977                     shader_dump_ins_modifiers(param);
 978                     TRACE(" ");
 979                     shader_dump_param(iface, param, 0, 0);
 980                     pToken += 2;
 981                     len += 2;
 982
 983                 } else if (curOpcode->opcode == WINED3DSIO_DEF) {
 984
 985                         unsigned int offset = shader_get_float_offset(*pToken);
 986
 987                         TRACE("def c%u = %f, %f, %f, %f", offset,
 988                             *(const float *)(pToken + 1),
 989                             *(const float *)(pToken + 2),
 990                             *(const float *)(pToken + 3),
 991                             *(const float *)(pToken + 4));
 992
 993                         pToken += 5;
 994                         len += 5;
 995                 } else if (curOpcode->opcode == WINED3DSIO_DEFI) {
 996
 997                         TRACE("defi i%u = %d, %d, %d, %d", *pToken & WINED3DSP_REGNUM_MASK,
 998                             *(pToken + 1),
 999                             *(pToken + 2),
1000                             *(pToken + 3),
1001                             *(pToken + 4));
1002
1003                         pToken += 5;
1004                         len += 5;
1005
1006                 } else if (curOpcode->opcode == WINED3DSIO_DEFB) {
1007
1008                         TRACE("defb b%u = %s", *pToken & WINED3DSP_REGNUM_MASK,
1009                             *(pToken + 1)? "true": "false");
1010
1011                         pToken += 2;
1012                         len += 2;
1013
1014                 } else {
1015
1016                     DWORD param, addr_token;
1017                     int tokens_read;
1018
1019                     /* Print out predication source token first - it follows
1020                      * the destination token. */
1021                     if (opcode_token & WINED3DSHADER_INSTRUCTION_PREDICATED) {
1022                         TRACE("(");
1023                         shader_dump_param(iface, *(pToken + 2), 0, 1);
1024                         TRACE(") ");
1025                     }
1026                     if (opcode_token & WINED3DSI_COISSUE) {
1027                         /* PixWin marks instructions with the coissue flag with a '+' */
1028                         TRACE("+");
1029                     }
1030
1031                     TRACE("%s", curOpcode->name);
1032
1033                     if (curOpcode->opcode == WINED3DSIO_IFC ||
1034                         curOpcode->opcode == WINED3DSIO_BREAKC) {
1035
1036                         DWORD op = (opcode_token & INST_CONTROLS_MASK) >> INST_CONTROLS_SHIFT;
1037                         switch (op) {
1038                             case COMPARISON_GT: TRACE("_gt"); break;
1039                             case COMPARISON_EQ: TRACE("_eq"); break;
1040                             case COMPARISON_GE: TRACE("_ge"); break;
1041                             case COMPARISON_LT: TRACE("_lt"); break;
1042                             case COMPARISON_NE: TRACE("_ne"); break;
1043                             case COMPARISON_LE: TRACE("_le"); break;
1044                             default:
1045                                 TRACE("_(%u)", op);
1046                         }
1047                     } else if (curOpcode->opcode == WINED3DSIO_TEX &&
1048                                This->baseShader.hex_version >= WINED3DPS_VERSION(2,0)) {
1049                         if(opcode_token & WINED3DSI_TEXLD_PROJECT) TRACE("p");
1050                     }
1051
1052                     /* Destination token */
1053                     if (curOpcode->dst_token) {
1054
1055                         /* Destination token */
1056                         tokens_read = shader_get_param(iface, pToken, &param, &addr_token);
1057                         pToken += tokens_read;
1058                         len += tokens_read;
1059
1060                         shader_dump_ins_modifiers(param);
1061                         TRACE(" ");
1062                         shader_dump_param(iface, param, addr_token, 0);
1063                     }
1064
1065                     /* Predication token - already printed out, just skip it */
1066                     if (opcode_token & WINED3DSHADER_INSTRUCTION_PREDICATED) {
1067                         pToken++;
1068                         len++;
1069                     }
1070
1071                     /* Other source tokens */
1072                     for (i = curOpcode->dst_token; i < curOpcode->num_params; ++i) {
1073
1074                         tokens_read = shader_get_param(iface, pToken, &param, &addr_token);
1075                         pToken += tokens_read;
1076                         len += tokens_read;
1077
1078                         TRACE((i == 0)? " " : ", ");
1079                         shader_dump_param(iface, param, addr_token, 1);
1080                     }
1081                 }
1082                 TRACE("\n");
1083             }
1084         }
1085         This->baseShader.functionLength = (len + 1) * sizeof(DWORD);
1086     } else {
1087         This->baseShader.functionLength = 1; /* no Function defined use fixed function vertex processing */
1088     }
1089 }
1090
1091 static void shader_none_select(IWineD3DDevice *iface, BOOL usePS, BOOL useVS) {}
1092 static void shader_none_select_depth_blt(IWineD3DDevice *iface) {}
1093 static void shader_none_destroy_depth_blt(IWineD3DDevice *iface) {}
1094 static void shader_none_load_constants(IWineD3DDevice *iface, char usePS, char useVS) {}
1095 static void shader_none_cleanup(IWineD3DDevice *iface) {}
1096 static void shader_none_color_correction(SHADER_OPCODE_ARG* arg) {}
1097 static void shader_none_destroy(IWineD3DBaseShader *iface) {}
1098 static HRESULT shader_none_alloc(IWineD3DDevice *iface) {return WINED3D_OK;}
1099 static void shader_none_free(IWineD3DDevice *iface) {}
1100 static BOOL shader_none_dirty_const(IWineD3DDevice *iface) {return FALSE;}
1101
1102 const shader_backend_t none_shader_backend = {
1103     &shader_none_select,
1104     &shader_none_select_depth_blt,
1105     &shader_none_destroy_depth_blt,
1106     &shader_none_load_constants,
1107     &shader_none_cleanup,
1108     &shader_none_color_correction,
1109     &shader_none_destroy,
1110     &shader_none_alloc,
1111     &shader_none_free,
1112     &shader_none_dirty_const
1113 };
1114
1115 /* *******************************************
1116    IWineD3DPixelShader IUnknown parts follow
1117    ******************************************* */
1118 HRESULT  WINAPI IWineD3DBaseShaderImpl_QueryInterface(IWineD3DBaseShader *iface, REFIID riid, LPVOID *ppobj)
1119 {
1120     IWineD3DBaseShaderImpl *This = (IWineD3DBaseShaderImpl *)iface;
1121     TRACE("(%p)->(%s,%p)\n",This,debugstr_guid(riid),ppobj);
1122     if (IsEqualGUID(riid, &IID_IUnknown)
1123         || IsEqualGUID(riid, &IID_IWineD3DBase)
1124         || IsEqualGUID(riid, &IID_IWineD3DBaseShader)
1125         || IsEqualGUID(riid, &IID_IWineD3DPixelShader)) {
1126         IUnknown_AddRef(iface);
1127         *ppobj = This;
1128         return S_OK;
1129     }
1130     *ppobj = NULL;
1131     return E_NOINTERFACE;
1132 }
1133
1134 ULONG  WINAPI IWineD3DBaseShaderImpl_AddRef(IWineD3DBaseShader *iface) {
1135     IWineD3DPixelShaderImpl *This = (IWineD3DPixelShaderImpl *)iface;
1136     TRACE("(%p) : AddRef increasing from %d\n", This, This->baseShader.ref);
1137     return InterlockedIncrement(&This->baseShader.ref);
1138 }
1139
1140 ULONG  WINAPI IWineD3DBaseShaderImpl_Release(IWineD3DBaseShader *iface) {
1141     IWineD3DBaseShaderImpl *This = (IWineD3DBaseShaderImpl *)iface;
1142     IWineD3DDeviceImpl *deviceImpl = (IWineD3DDeviceImpl *) This->baseShader.device;
1143     ULONG ref;
1144     TRACE("(%p) : Releasing from %d\n", This, This->baseShader.ref);
1145     ref = InterlockedDecrement(&This->baseShader.ref);
1146     if (ref == 0) {
1147         deviceImpl->shader_backend->shader_destroy(iface);
1148         HeapFree(GetProcessHeap(), 0, This->baseShader.function);
1149         shader_delete_constant_list(&This->baseShader.constantsF);
1150         shader_delete_constant_list(&This->baseShader.constantsB);
1151         shader_delete_constant_list(&This->baseShader.constantsI);
1152         list_remove(&This->baseShader.shader_list_entry);
1153         HeapFree(GetProcessHeap(), 0, This);
1154     }
1155     return ref;
1156 }