src/mesa/shader/nvprogram.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.5.2
   4  *
   5  * Copyright (C) 1999-2006  Brian Paul   All Rights Reserved.
   6  *
   7  * Permission is hereby granted, free of charge, to any person obtaining a
   8  * copy of this software and associated documentation files (the "Software"),
   9  * to deal in the Software without restriction, including without limitation
  10  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  11  * and/or sell copies of the Software, and to permit persons to whom the
  12  * Software is furnished to do so, subject to the following conditions:
  13  *
  14  * The above copyright notice and this permission notice shall be included
  15  * in all copies or substantial portions of the Software.
  16  *
  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  18  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  19  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  20  * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
  21  * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  22  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  23  */
  24
  25 /**
  26  * \file nvprogram.c
  27  * NVIDIA vertex/fragment program state management functions.
  28  * \author Brian Paul
  29  */
  30
  31 /*
  32  * Regarding GL_NV_fragment/vertex_program, GL_NV_vertex_program1_1, etc:
  33  *
  34  * Portions of this software may use or implement intellectual
  35  * property owned and licensed by NVIDIA Corporation. NVIDIA disclaims
  36  * any and all warranties with respect to such intellectual property,
  37  * including any use thereof or modifications thereto.
  38  */
  39
  40 #include "main/glheader.h"
  41 #include "main/context.h"
  42 #include "main/hash.h"
  43 #include "main/imports.h"
  44 #include "main/macros.h"
  45 #include "program.h"
  46 #include "prog_parameter.h"
  47 #include "prog_instruction.h"
  48 #include "nvfragparse.h"
  49 #include "nvvertparse.h"
  50 #include "nvprogram.h"
  51
  52
  53
  54 /**
  55  * Execute a vertex state program.
  56  * \note Called from the GL API dispatcher.
  57  */
  58 void GLAPIENTRY
  59 _mesa_ExecuteProgramNV(GLenum target, GLuint id, const GLfloat *params)
  60 {
  61    struct gl_vertex_program *vprog;
  62    GET_CURRENT_CONTEXT(ctx);
  63    ASSERT_OUTSIDE_BEGIN_END(ctx);
  64
  65    if (target != GL_VERTEX_STATE_PROGRAM_NV) {
  66       _mesa_error(ctx, GL_INVALID_ENUM, "glExecuteProgramNV");
  67       return;
  68    }
  69
  70    FLUSH_VERTICES(ctx, _NEW_PROGRAM);
  71
  72    vprog = (struct gl_vertex_program *) _mesa_lookup_program(ctx, id);
  73
  74    if (!vprog || vprog->Base.Target != GL_VERTEX_STATE_PROGRAM_NV) {
  75       _mesa_error(ctx, GL_INVALID_OPERATION, "glExecuteProgramNV");
  76       return;
  77    }
  78
  79    _mesa_problem(ctx, "glExecuteProgramNV() not supported");
  80 }
  81
  82
  83 /**
  84  * Determine if a set of programs is resident in hardware.
  85  * \note Not compiled into display lists.
  86  * \note Called from the GL API dispatcher.
  87  */
  88 GLboolean GLAPIENTRY
  89 _mesa_AreProgramsResidentNV(GLsizei n, const GLuint *ids,
  90                             GLboolean *residences)
  91 {
  92    GLint i, j;
  93    GLboolean allResident = GL_TRUE;
  94    GET_CURRENT_CONTEXT(ctx);
  95    ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
  96
  97    if (n < 0) {
  98       _mesa_error(ctx, GL_INVALID_VALUE, "glAreProgramsResidentNV(n)");
  99       return GL_FALSE;
 100    }
 101
 102    for (i = 0; i < n; i++) {
 103       const struct gl_program *prog;
 104       if (ids[i] == 0) {
 105          _mesa_error(ctx, GL_INVALID_VALUE, "glAreProgramsResidentNV");
 106          return GL_FALSE;
 107       }
 108       prog = _mesa_lookup_program(ctx, ids[i]);
 109       if (!prog) {
 110          _mesa_error(ctx, GL_INVALID_VALUE, "glAreProgramsResidentNV");
 111          return GL_FALSE;
 112       }
 113       if (prog->Resident) {
 114          if (!allResident)
 115             residences[i] = GL_TRUE;
 116       }
 117       else {
 118          if (allResident) {
 119             allResident = GL_FALSE;
 120             for (j = 0; j < i; j++)
 121                residences[j] = GL_TRUE;
 122          }
 123          residences[i] = GL_FALSE;
 124       }
 125    }
 126
 127    return allResident;
 128 }
 129
 130
 131 /**
 132  * Request that a set of programs be resident in hardware.
 133  * \note Called from the GL API dispatcher.
 134  */
 135 void GLAPIENTRY
 136 _mesa_RequestResidentProgramsNV(GLsizei n, const GLuint *ids)
 137 {
 138    GLint i;
 139    GET_CURRENT_CONTEXT(ctx);
 140    ASSERT_OUTSIDE_BEGIN_END(ctx);
 141
 142    if (n < 0) {
 143       _mesa_error(ctx, GL_INVALID_VALUE, "glRequestResidentProgramsNV(n)");
 144       return;
 145    }
 146
 147    /* just error checking for now */
 148    for (i = 0; i < n; i++) {
 149       struct gl_program *prog;
 150
 151       if (ids[i] == 0) {
 152          _mesa_error(ctx, GL_INVALID_VALUE, "glRequestResidentProgramsNV(id)");
 153          return;
 154       }
 155
 156       prog = _mesa_lookup_program(ctx, ids[i]);
 157       if (!prog) {
 158          _mesa_error(ctx, GL_INVALID_VALUE, "glRequestResidentProgramsNV(id)");
 159          return;
 160       }
 161
 162       /* XXX this is really a hardware thing we should hook out */
 163       prog->Resident = GL_TRUE;
 164    }
 165 }
 166
 167
 168 /**
 169  * Get a program parameter register.
 170  * \note Not compiled into display lists.
 171  * \note Called from the GL API dispatcher.
 172  */
 173 void GLAPIENTRY
 174 _mesa_GetProgramParameterfvNV(GLenum target, GLuint index,
 175                               GLenum pname, GLfloat *params)
 176 {
 177    GET_CURRENT_CONTEXT(ctx);
 178    ASSERT_OUTSIDE_BEGIN_END(ctx);
 179
 180    if (target == GL_VERTEX_PROGRAM_NV) {
 181       if (pname == GL_PROGRAM_PARAMETER_NV) {
 182          if (index < MAX_NV_VERTEX_PROGRAM_PARAMS) {
 183             COPY_4V(params, ctx->VertexProgram.Parameters[index]);
 184          }
 185          else {
 186             _mesa_error(ctx, GL_INVALID_VALUE,
 187                         "glGetProgramParameterfvNV(index)");
 188             return;
 189          }
 190       }
 191       else {
 192          _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramParameterfvNV(pname)");
 193          return;
 194       }
 195    }
 196    else {
 197       _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramParameterfvNV(target)");
 198       return;
 199    }
 200 }
 201
 202
 203 /**
 204  * Get a program parameter register.
 205  * \note Not compiled into display lists.
 206  * \note Called from the GL API dispatcher.
 207  */
 208 void GLAPIENTRY
 209 _mesa_GetProgramParameterdvNV(GLenum target, GLuint index,
 210                               GLenum pname, GLdouble *params)
 211 {
 212    GET_CURRENT_CONTEXT(ctx);
 213    ASSERT_OUTSIDE_BEGIN_END(ctx);
 214
 215    if (target == GL_VERTEX_PROGRAM_NV) {
 216       if (pname == GL_PROGRAM_PARAMETER_NV) {
 217          if (index < MAX_NV_VERTEX_PROGRAM_PARAMS) {
 218             COPY_4V(params, ctx->VertexProgram.Parameters[index]);
 219          }
 220          else {
 221             _mesa_error(ctx, GL_INVALID_VALUE,
 222                         "glGetProgramParameterdvNV(index)");
 223             return;
 224          }
 225       }
 226       else {
 227          _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramParameterdvNV(pname)");
 228          return;
 229       }
 230    }
 231    else {
 232       _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramParameterdvNV(target)");
 233       return;
 234    }
 235 }
 236
 237
 238 /**
 239  * Get a program attribute.
 240  * \note Not compiled into display lists.
 241  * \note Called from the GL API dispatcher.
 242  */
 243 void GLAPIENTRY
 244 _mesa_GetProgramivNV(GLuint id, GLenum pname, GLint *params)
 245 {
 246    struct gl_program *prog;
 247    GET_CURRENT_CONTEXT(ctx);
 248
 249    ASSERT_OUTSIDE_BEGIN_END(ctx);
 250
 251    prog = _mesa_lookup_program(ctx, id);
 252    if (!prog) {
 253       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetProgramivNV");
 254       return;
 255    }
 256
 257    switch (pname) {
 258       case GL_PROGRAM_TARGET_NV:
 259          *params = prog->Target;
 260          return;
 261       case GL_PROGRAM_LENGTH_NV:
 262          *params = prog->String ?(GLint)_mesa_strlen((char *) prog->String) : 0;
 263          return;
 264       case GL_PROGRAM_RESIDENT_NV:
 265          *params = prog->Resident;
 266          return;
 267       default:
 268          _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramivNV(pname)");
 269          return;
 270    }
 271 }
 272
 273
 274 /**
 275  * Get the program source code.
 276  * \note Not compiled into display lists.
 277  * \note Called from the GL API dispatcher.
 278  */
 279 void GLAPIENTRY
 280 _mesa_GetProgramStringNV(GLuint id, GLenum pname, GLubyte *program)
 281 {
 282    struct gl_program *prog;
 283    GET_CURRENT_CONTEXT(ctx);
 284
 285    ASSERT_OUTSIDE_BEGIN_END(ctx);
 286
 287    if (pname != GL_PROGRAM_STRING_NV) {
 288       _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramStringNV(pname)");
 289       return;
 290    }
 291
 292    prog = _mesa_lookup_program(ctx, id);
 293    if (!prog) {
 294       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetProgramStringNV");
 295       return;
 296    }
 297
 298    if (prog->String) {
 299       MEMCPY(program, prog->String, _mesa_strlen((char *) prog->String));
 300    }
 301    else {
 302       program[0] = 0;
 303    }
 304 }
 305
 306
 307 /**
 308  * Get matrix tracking information.
 309  * \note Not compiled into display lists.
 310  * \note Called from the GL API dispatcher.
 311  */
 312 void GLAPIENTRY
 313 _mesa_GetTrackMatrixivNV(GLenum target, GLuint address,
 314                          GLenum pname, GLint *params)
 315 {
 316    GET_CURRENT_CONTEXT(ctx);
 317    ASSERT_OUTSIDE_BEGIN_END(ctx);
 318
 319    if (target == GL_VERTEX_PROGRAM_NV
 320        && ctx->Extensions.NV_vertex_program) {
 321       GLuint i;
 322
 323       if ((address & 0x3) || address >= MAX_NV_VERTEX_PROGRAM_PARAMS) {
 324          _mesa_error(ctx, GL_INVALID_VALUE, "glGetTrackMatrixivNV(address)");
 325          return;
 326       }
 327
 328       i = address / 4;
 329
 330       switch (pname) {
 331          case GL_TRACK_MATRIX_NV:
 332             params[0] = (GLint) ctx->VertexProgram.TrackMatrix[i];
 333             return;
 334          case GL_TRACK_MATRIX_TRANSFORM_NV:
 335             params[0] = (GLint) ctx->VertexProgram.TrackMatrixTransform[i];
 336             return;
 337          default:
 338             _mesa_error(ctx, GL_INVALID_ENUM, "glGetTrackMatrixivNV");
 339             return;
 340       }
 341    }
 342    else {
 343       _mesa_error(ctx, GL_INVALID_ENUM, "glGetTrackMatrixivNV");
 344       return;
 345    }
 346 }
 347
 348
 349 /**
 350  * Get a vertex (or vertex array) attribute.
 351  * \note Not compiled into display lists.
 352  * \note Called from the GL API dispatcher.
 353  */
 354 void GLAPIENTRY
 355 _mesa_GetVertexAttribdvNV(GLuint index, GLenum pname, GLdouble *params)
 356 {
 357    GET_CURRENT_CONTEXT(ctx);
 358    ASSERT_OUTSIDE_BEGIN_END(ctx);
 359
 360    if (index >= MAX_NV_VERTEX_PROGRAM_INPUTS) {
 361       _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribdvNV(index)");
 362       return;
 363    }
 364
 365    switch (pname) {
 366       case GL_ATTRIB_ARRAY_SIZE_NV:
 367          params[0] = ctx->Array.ArrayObj->VertexAttrib[index].Size;
 368          break;
 369       case GL_ATTRIB_ARRAY_STRIDE_NV:
 370          params[0] = ctx->Array.ArrayObj->VertexAttrib[index].Stride;
 371          break;
 372       case GL_ATTRIB_ARRAY_TYPE_NV:
 373          params[0] = ctx->Array.ArrayObj->VertexAttrib[index].Type;
 374          break;
 375       case GL_CURRENT_ATTRIB_NV:
 376          if (index == 0) {
 377             _mesa_error(ctx, GL_INVALID_OPERATION,
 378                         "glGetVertexAttribdvNV(index == 0)");
 379             return;
 380          }
 381          FLUSH_CURRENT(ctx, 0);
 382          COPY_4V(params, ctx->Current.Attrib[index]);
 383          break;
 384       default:
 385          _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribdvNV");
 386          return;
 387    }
 388 }
 389
 390 /**
 391  * Get a vertex (or vertex array) attribute.
 392  * \note Not compiled into display lists.
 393  * \note Called from the GL API dispatcher.
 394  */
 395 void GLAPIENTRY
 396 _mesa_GetVertexAttribfvNV(GLuint index, GLenum pname, GLfloat *params)
 397 {
 398    GET_CURRENT_CONTEXT(ctx);
 399    ASSERT_OUTSIDE_BEGIN_END(ctx);
 400
 401    if (index >= MAX_NV_VERTEX_PROGRAM_INPUTS) {
 402       _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribdvNV(index)");
 403       return;
 404    }
 405
 406    switch (pname) {
 407       case GL_ATTRIB_ARRAY_SIZE_NV:
 408          params[0] = (GLfloat) ctx->Array.ArrayObj->VertexAttrib[index].Size;
 409          break;
 410       case GL_ATTRIB_ARRAY_STRIDE_NV:
 411          params[0] = (GLfloat) ctx->Array.ArrayObj->VertexAttrib[index].Stride;
 412          break;
 413       case GL_ATTRIB_ARRAY_TYPE_NV:
 414          params[0] = (GLfloat) ctx->Array.ArrayObj->VertexAttrib[index].Type;
 415          break;
 416       case GL_CURRENT_ATTRIB_NV:
 417          if (index == 0) {
 418             _mesa_error(ctx, GL_INVALID_OPERATION,
 419                         "glGetVertexAttribfvNV(index == 0)");
 420             return;
 421          }
 422          FLUSH_CURRENT(ctx, 0);
 423          COPY_4V(params, ctx->Current.Attrib[index]);
 424          break;
 425       default:
 426          _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribdvNV");
 427          return;
 428    }
 429 }
 430
 431 /**
 432  * Get a vertex (or vertex array) attribute.
 433  * \note Not compiled into display lists.
 434  * \note Called from the GL API dispatcher.
 435  */
 436 void GLAPIENTRY
 437 _mesa_GetVertexAttribivNV(GLuint index, GLenum pname, GLint *params)
 438 {
 439    GET_CURRENT_CONTEXT(ctx);
 440    ASSERT_OUTSIDE_BEGIN_END(ctx);
 441
 442    if (index >= MAX_NV_VERTEX_PROGRAM_INPUTS) {
 443       _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribdvNV(index)");
 444       return;
 445    }
 446
 447    switch (pname) {
 448       case GL_ATTRIB_ARRAY_SIZE_NV:
 449          params[0] = ctx->Array.ArrayObj->VertexAttrib[index].Size;
 450          break;
 451       case GL_ATTRIB_ARRAY_STRIDE_NV:
 452          params[0] = ctx->Array.ArrayObj->VertexAttrib[index].Stride;
 453          break;
 454       case GL_ATTRIB_ARRAY_TYPE_NV:
 455          params[0] = ctx->Array.ArrayObj->VertexAttrib[index].Type;
 456          break;
 457       case GL_CURRENT_ATTRIB_NV:
 458          if (index == 0) {
 459             _mesa_error(ctx, GL_INVALID_OPERATION,
 460                         "glGetVertexAttribivNV(index == 0)");
 461             return;
 462          }
 463          FLUSH_CURRENT(ctx, 0);
 464          params[0] = (GLint) ctx->Current.Attrib[index][0];
 465          params[1] = (GLint) ctx->Current.Attrib[index][1];
 466          params[2] = (GLint) ctx->Current.Attrib[index][2];
 467          params[3] = (GLint) ctx->Current.Attrib[index][3];
 468          break;
 469       case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING_ARB:
 470          params[0] = ctx->Array.ArrayObj->VertexAttrib[index].BufferObj->Name;
 471          break;
 472       default:
 473          _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribdvNV");
 474          return;
 475    }
 476 }
 477
 478
 479 /**
 480  * Get a vertex array attribute pointer.
 481  * \note Not compiled into display lists.
 482  * \note Called from the GL API dispatcher.
 483  */
 484 void GLAPIENTRY
 485 _mesa_GetVertexAttribPointervNV(GLuint index, GLenum pname, GLvoid **pointer)
 486 {
 487    GET_CURRENT_CONTEXT(ctx);
 488    ASSERT_OUTSIDE_BEGIN_END(ctx);
 489
 490    if (index >= MAX_NV_VERTEX_PROGRAM_INPUTS) {
 491       _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribPointerNV(index)");
 492       return;
 493    }
 494
 495    if (pname != GL_ATTRIB_ARRAY_POINTER_NV) {
 496       _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribPointerNV(pname)");
 497       return;
 498    }
 499
 500    *pointer = (GLvoid *) ctx->Array.ArrayObj->VertexAttrib[index].Ptr;
 501 }
 502
 503
 504
 505 /**
 506  * Load/parse/compile a program.
 507  * \note Called from the GL API dispatcher.
 508  */
 509 void GLAPIENTRY
 510 _mesa_LoadProgramNV(GLenum target, GLuint id, GLsizei len,
 511                     const GLubyte *program)
 512 {
 513    struct gl_program *prog;
 514    GET_CURRENT_CONTEXT(ctx);
 515    ASSERT_OUTSIDE_BEGIN_END(ctx);
 516
 517    if (id == 0) {
 518       _mesa_error(ctx, GL_INVALID_VALUE, "glLoadProgramNV(id)");
 519       return;
 520    }
 521
 522    if (len < 0) {
 523       _mesa_error(ctx, GL_INVALID_VALUE, "glLoadProgramNV(len)");
 524       return;
 525    }
 526
 527    FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 528
 529    prog = _mesa_lookup_program(ctx, id);
 530
 531    if (prog && prog->Target != 0 && prog->Target != target) {
 532       _mesa_error(ctx, GL_INVALID_OPERATION, "glLoadProgramNV(target)");
 533       return;
 534    }
 535
 536    if ((target == GL_VERTEX_PROGRAM_NV ||
 537         target == GL_VERTEX_STATE_PROGRAM_NV)
 538        && ctx->Extensions.NV_vertex_program) {
 539       struct gl_vertex_program *vprog = (struct gl_vertex_program *) prog;
 540       if (!vprog || prog == &_mesa_DummyProgram) {
 541          vprog = (struct gl_vertex_program *)
 542             ctx->Driver.NewProgram(ctx, target, id);
 543          if (!vprog) {
 544             _mesa_error(ctx, GL_OUT_OF_MEMORY, "glLoadProgramNV");
 545             return;
 546          }
 547          _mesa_HashInsert(ctx->Shared->Programs, id, vprog);
 548       }
 549       _mesa_parse_nv_vertex_program(ctx, target, program, len, vprog);
 550    }
 551    else if (target == GL_FRAGMENT_PROGRAM_NV
 552             && ctx->Extensions.NV_fragment_program) {
 553       struct gl_fragment_program *fprog = (struct gl_fragment_program *) prog;
 554       if (!fprog || prog == &_mesa_DummyProgram) {
 555          fprog = (struct gl_fragment_program *)
 556             ctx->Driver.NewProgram(ctx, target, id);
 557          if (!fprog) {
 558             _mesa_error(ctx, GL_OUT_OF_MEMORY, "glLoadProgramNV");
 559             return;
 560          }
 561          _mesa_HashInsert(ctx->Shared->Programs, id, fprog);
 562       }
 563       _mesa_parse_nv_fragment_program(ctx, target, program, len, fprog);
 564    }
 565    else {
 566       _mesa_error(ctx, GL_INVALID_ENUM, "glLoadProgramNV(target)");
 567    }
 568 }
 569
 570
 571
 572 /**
 573  * Set a sequence of program parameter registers.
 574  * \note Called from the GL API dispatcher.
 575  */
 576 void GLAPIENTRY
 577 _mesa_ProgramParameters4dvNV(GLenum target, GLuint index,
 578                              GLuint num, const GLdouble *params)
 579 {
 580    GET_CURRENT_CONTEXT(ctx);
 581    ASSERT_OUTSIDE_BEGIN_END(ctx);
 582
 583    if (target == GL_VERTEX_PROGRAM_NV && ctx->Extensions.NV_vertex_program) {
 584       GLuint i;
 585       if (index + num > MAX_NV_VERTEX_PROGRAM_PARAMS) {
 586          _mesa_error(ctx, GL_INVALID_VALUE, "glProgramParameters4dvNV");
 587          return;
 588       }
 589       for (i = 0; i < num; i++) {
 590          ctx->VertexProgram.Parameters[index + i][0] = (GLfloat) params[0];
 591          ctx->VertexProgram.Parameters[index + i][1] = (GLfloat) params[1];
 592          ctx->VertexProgram.Parameters[index + i][2] = (GLfloat) params[2];
 593          ctx->VertexProgram.Parameters[index + i][3] = (GLfloat) params[3];
 594          params += 4;
 595       };
 596    }
 597    else {
 598       _mesa_error(ctx, GL_INVALID_ENUM, "glProgramParameters4dvNV");
 599       return;
 600    }
 601 }
 602
 603
 604 /**
 605  * Set a sequence of program parameter registers.
 606  * \note Called from the GL API dispatcher.
 607  */
 608 void GLAPIENTRY
 609 _mesa_ProgramParameters4fvNV(GLenum target, GLuint index,
 610                              GLuint num, const GLfloat *params)
 611 {
 612    GET_CURRENT_CONTEXT(ctx);
 613    ASSERT_OUTSIDE_BEGIN_END(ctx);
 614
 615    if (target == GL_VERTEX_PROGRAM_NV && ctx->Extensions.NV_vertex_program) {
 616       GLuint i;
 617       if (index + num > MAX_NV_VERTEX_PROGRAM_PARAMS) {
 618          _mesa_error(ctx, GL_INVALID_VALUE, "glProgramParameters4fvNV");
 619          return;
 620       }
 621       for (i = 0; i < num; i++) {
 622          COPY_4V(ctx->VertexProgram.Parameters[index + i], params);
 623          params += 4;
 624       }
 625    }
 626    else {
 627       _mesa_error(ctx, GL_INVALID_ENUM, "glProgramParameters4fvNV");
 628       return;
 629    }
 630 }
 631
 632
 633
 634 /**
 635  * Setup tracking of matrices into program parameter registers.
 636  * \note Called from the GL API dispatcher.
 637  */
 638 void GLAPIENTRY
 639 _mesa_TrackMatrixNV(GLenum target, GLuint address,
 640                     GLenum matrix, GLenum transform)
 641 {
 642    GET_CURRENT_CONTEXT(ctx);
 643    ASSERT_OUTSIDE_BEGIN_END(ctx);
 644
 645    FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 646
 647    if (target == GL_VERTEX_PROGRAM_NV && ctx->Extensions.NV_vertex_program) {
 648       if (address & 0x3) {
 649          /* addr must be multiple of four */
 650          _mesa_error(ctx, GL_INVALID_VALUE, "glTrackMatrixNV(address)");
 651          return;
 652       }
 653
 654       switch (matrix) {
 655          case GL_NONE:
 656          case GL_MODELVIEW:
 657          case GL_PROJECTION:
 658          case GL_TEXTURE:
 659          case GL_COLOR:
 660          case GL_MODELVIEW_PROJECTION_NV:
 661          case GL_MATRIX0_NV:
 662          case GL_MATRIX1_NV:
 663          case GL_MATRIX2_NV:
 664          case GL_MATRIX3_NV:
 665          case GL_MATRIX4_NV:
 666          case GL_MATRIX5_NV:
 667          case GL_MATRIX6_NV:
 668          case GL_MATRIX7_NV:
 669             /* OK, fallthrough */
 670             break;
 671          default:
 672             _mesa_error(ctx, GL_INVALID_ENUM, "glTrackMatrixNV(matrix)");
 673             return;
 674       }
 675
 676       switch (transform) {
 677          case GL_IDENTITY_NV:
 678          case GL_INVERSE_NV:
 679          case GL_TRANSPOSE_NV:
 680          case GL_INVERSE_TRANSPOSE_NV:
 681             /* OK, fallthrough */
 682             break;
 683          default:
 684             _mesa_error(ctx, GL_INVALID_ENUM, "glTrackMatrixNV(transform)");
 685             return;
 686       }
 687
 688       ctx->VertexProgram.TrackMatrix[address / 4] = matrix;
 689       ctx->VertexProgram.TrackMatrixTransform[address / 4] = transform;
 690    }
 691    else {
 692       _mesa_error(ctx, GL_INVALID_ENUM, "glTrackMatrixNV(target)");
 693       return;
 694    }
 695 }
 696
 697
 698 void GLAPIENTRY
 699 _mesa_ProgramNamedParameter4fNV(GLuint id, GLsizei len, const GLubyte *name,
 700                                 GLfloat x, GLfloat y, GLfloat z, GLfloat w)
 701 {
 702    struct gl_program *prog;
 703    struct gl_fragment_program *fragProg;
 704    GLfloat *v;
 705
 706    GET_CURRENT_CONTEXT(ctx);
 707    ASSERT_OUTSIDE_BEGIN_END(ctx);
 708
 709    FLUSH_VERTICES(ctx, _NEW_PROGRAM);
 710
 711    prog = _mesa_lookup_program(ctx, id);
 712    if (!prog || prog->Target != GL_FRAGMENT_PROGRAM_NV) {
 713       _mesa_error(ctx, GL_INVALID_OPERATION, "glProgramNamedParameterNV");
 714       return;
 715    }
 716
 717    if (len <= 0) {
 718       _mesa_error(ctx, GL_INVALID_VALUE, "glProgramNamedParameterNV(len)");
 719       return;
 720    }
 721
 722    fragProg = (struct gl_fragment_program *) prog;
 723    v = _mesa_lookup_parameter_value(fragProg->Base.Parameters, len,
 724                                     (char *) name);
 725    if (v) {
 726       v[0] = x;
 727       v[1] = y;
 728       v[2] = z;
 729       v[3] = w;
 730       return;
 731    }
 732
 733    _mesa_error(ctx, GL_INVALID_VALUE, "glProgramNamedParameterNV(name)");
 734 }
 735
 736
 737 void GLAPIENTRY
 738 _mesa_ProgramNamedParameter4fvNV(GLuint id, GLsizei len, const GLubyte *name,
 739                                  const float v[])
 740 {
 741    _mesa_ProgramNamedParameter4fNV(id, len, name, v[0], v[1], v[2], v[3]);
 742 }
 743
 744
 745 void GLAPIENTRY
 746 _mesa_ProgramNamedParameter4dNV(GLuint id, GLsizei len, const GLubyte *name,
 747                                 GLdouble x, GLdouble y, GLdouble z, GLdouble w)
 748 {
 749    _mesa_ProgramNamedParameter4fNV(id, len, name, (GLfloat)x, (GLfloat)y,
 750                                    (GLfloat)z, (GLfloat)w);
 751 }
 752
 753
 754 void GLAPIENTRY
 755 _mesa_ProgramNamedParameter4dvNV(GLuint id, GLsizei len, const GLubyte *name,
 756                                  const double v[])
 757 {
 758    _mesa_ProgramNamedParameter4fNV(id, len, name,
 759                                    (GLfloat)v[0], (GLfloat)v[1],
 760                                    (GLfloat)v[2], (GLfloat)v[3]);
 761 }
 762
 763
 764 void GLAPIENTRY
 765 _mesa_GetProgramNamedParameterfvNV(GLuint id, GLsizei len, const GLubyte *name,
 766                                    GLfloat *params)
 767 {
 768    struct gl_program *prog;
 769    struct gl_fragment_program *fragProg;
 770    const GLfloat *v;
 771
 772    GET_CURRENT_CONTEXT(ctx);
 773
 774    ASSERT_OUTSIDE_BEGIN_END(ctx);
 775
 776    prog = _mesa_lookup_program(ctx, id);
 777    if (!prog || prog->Target != GL_FRAGMENT_PROGRAM_NV) {
 778       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetProgramNamedParameterNV");
 779       return;
 780    }
 781
 782    if (len <= 0) {
 783       _mesa_error(ctx, GL_INVALID_VALUE, "glGetProgramNamedParameterNV");
 784       return;
 785    }
 786
 787    fragProg = (struct gl_fragment_program *) prog;
 788    v = _mesa_lookup_parameter_value(fragProg->Base.Parameters,
 789                                     len, (char *) name);
 790    if (v) {
 791       params[0] = v[0];
 792       params[1] = v[1];
 793       params[2] = v[2];
 794       params[3] = v[3];
 795       return;
 796    }
 797
 798    _mesa_error(ctx, GL_INVALID_VALUE, "glGetProgramNamedParameterNV");
 799 }
 800
 801
 802 void GLAPIENTRY
 803 _mesa_GetProgramNamedParameterdvNV(GLuint id, GLsizei len, const GLubyte *name,
 804                                    GLdouble *params)
 805 {
 806    GLfloat floatParams[4];
 807    _mesa_GetProgramNamedParameterfvNV(id, len, name, floatParams);
 808    COPY_4V(params, floatParams);
 809 }