src/mesa/main/nvprogram.c

   1 /*
   2  * Mesa 3-D graphics library
   3  * Version:  6.0
   4  *
   5  * Copyright (C) 1999-2004  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 "glheader.h"
  41 #include "context.h"
  42 #include "hash.h"
  43 #include "imports.h"
  44 #include "macros.h"
  45 #include "mtypes.h"
  46 #include "nvfragparse.h"
  47 #include "nvfragprog.h"
  48 #include "nvvertexec.h"
  49 #include "nvvertparse.h"
  50 #include "nvvertprog.h"
  51 #include "nvprogram.h"
  52 #include "program.h"
  53
  54
  55
  56 /**
  57  * Execute a vertex state program.
  58  * \note Called from the GL API dispatcher.
  59  */
  60 void GLAPIENTRY
  61 _mesa_ExecuteProgramNV(GLenum target, GLuint id, const GLfloat *params)
  62 {
  63    struct vertex_program *vprog;
  64    GET_CURRENT_CONTEXT(ctx);
  65    ASSERT_OUTSIDE_BEGIN_END(ctx);
  66
  67    if (target != GL_VERTEX_STATE_PROGRAM_NV) {
  68       _mesa_error(ctx, GL_INVALID_ENUM, "glExecuteProgramNV");
  69       return;
  70    }
  71
  72    vprog = (struct vertex_program *)
  73       _mesa_HashLookup(ctx->Shared->Programs, id);
  74
  75    if (!vprog || vprog->Base.Target != GL_VERTEX_STATE_PROGRAM_NV) {
  76       _mesa_error(ctx, GL_INVALID_OPERATION, "glExecuteProgramNV");
  77       return;
  78    }
  79
  80    _mesa_init_vp_registers(ctx);
  81    _mesa_init_tracked_matrices(ctx);
  82    COPY_4V(ctx->VertexProgram.Inputs[VERT_ATTRIB_POS], params);
  83    _mesa_exec_vertex_program(ctx, vprog);
  84 }
  85
  86
  87 /**
  88  * Determine if a set of programs is resident in hardware.
  89  * \note Not compiled into display lists.
  90  * \note Called from the GL API dispatcher.
  91  */
  92 GLboolean GLAPIENTRY _mesa_AreProgramsResidentNV(GLsizei n, const GLuint *ids,
  93                                       GLboolean *residences)
  94 {
  95    GLint i, j;
  96    GLboolean allResident = GL_TRUE;
  97    GET_CURRENT_CONTEXT(ctx);
  98    ASSERT_OUTSIDE_BEGIN_END_WITH_RETVAL(ctx, GL_FALSE);
  99
 100    if (n < 0) {
 101       _mesa_error(ctx, GL_INVALID_VALUE, "glAreProgramsResidentNV(n)");
 102       return GL_FALSE;
 103    }
 104
 105    for (i = 0; i < n; i++) {
 106       const struct program *prog;
 107       if (ids[i] == 0) {
 108          _mesa_error(ctx, GL_INVALID_VALUE, "glAreProgramsResidentNV");
 109          return GL_FALSE;
 110       }
 111       prog = (const struct program *)
 112          _mesa_HashLookup(ctx->Shared->Programs, ids[i]);
 113       if (!prog) {
 114          _mesa_error(ctx, GL_INVALID_VALUE, "glAreProgramsResidentNV");
 115          return GL_FALSE;
 116       }
 117       if (prog->Resident) {
 118          if (!allResident)
 119             residences[i] = GL_TRUE;
 120       }
 121       else {
 122          if (allResident) {
 123             allResident = GL_FALSE;
 124             for (j = 0; j < i; j++)
 125                residences[j] = GL_TRUE;
 126          }
 127          residences[i] = GL_FALSE;
 128       }
 129    }
 130
 131    return allResident;
 132 }
 133
 134
 135 /**
 136  * Request that a set of programs be resident in hardware.
 137  * \note Called from the GL API dispatcher.
 138  */
 139 void GLAPIENTRY
 140 _mesa_RequestResidentProgramsNV(GLsizei n, const GLuint *ids)
 141 {
 142    GLint i;
 143    GET_CURRENT_CONTEXT(ctx);
 144    ASSERT_OUTSIDE_BEGIN_END(ctx);
 145
 146    if (n < 0) {
 147       _mesa_error(ctx, GL_INVALID_VALUE, "glRequestResidentProgramsNV(n)");
 148       return;
 149    }
 150
 151    /* just error checking for now */
 152    for (i = 0; i < n; i++) {
 153       struct program *prog;
 154
 155       if (ids[i] == 0) {
 156          _mesa_error(ctx, GL_INVALID_VALUE, "glRequestResidentProgramsNV(id)");
 157          return;
 158       }
 159
 160       prog = (struct program *) _mesa_HashLookup(ctx->Shared->Programs, ids[i]);
 161
 162       if (!prog) {
 163          _mesa_error(ctx, GL_INVALID_VALUE, "glRequestResidentProgramsNV(id)");
 164          return;
 165       }
 166
 167       prog->Resident = GL_TRUE;
 168    }
 169 }
 170
 171
 172 /**
 173  * Get a program parameter register.
 174  * \note Not compiled into display lists.
 175  * \note Called from the GL API dispatcher.
 176  */
 177 void GLAPIENTRY
 178 _mesa_GetProgramParameterfvNV(GLenum target, GLuint index,
 179                               GLenum pname, GLfloat *params)
 180 {
 181    GET_CURRENT_CONTEXT(ctx);
 182    ASSERT_OUTSIDE_BEGIN_END(ctx);
 183
 184    if (target == GL_VERTEX_PROGRAM_NV) {
 185       if (pname == GL_PROGRAM_PARAMETER_NV) {
 186          if (index < MAX_NV_VERTEX_PROGRAM_PARAMS) {
 187             COPY_4V(params, ctx->VertexProgram.Parameters[index]);
 188          }
 189          else {
 190             _mesa_error(ctx, GL_INVALID_VALUE,
 191                         "glGetProgramParameterfvNV(index)");
 192             return;
 193          }
 194       }
 195       else {
 196          _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramParameterfvNV(pname)");
 197          return;
 198       }
 199    }
 200    else {
 201       _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramParameterfvNV(target)");
 202       return;
 203    }
 204 }
 205
 206
 207 /**
 208  * Get a program parameter register.
 209  * \note Not compiled into display lists.
 210  * \note Called from the GL API dispatcher.
 211  */
 212 void GLAPIENTRY
 213 _mesa_GetProgramParameterdvNV(GLenum target, GLuint index,
 214                               GLenum pname, GLdouble *params)
 215 {
 216    GET_CURRENT_CONTEXT(ctx);
 217    ASSERT_OUTSIDE_BEGIN_END(ctx);
 218
 219    if (target == GL_VERTEX_PROGRAM_NV) {
 220       if (pname == GL_PROGRAM_PARAMETER_NV) {
 221          if (index < MAX_NV_VERTEX_PROGRAM_PARAMS) {
 222             COPY_4V(params, ctx->VertexProgram.Parameters[index]);
 223          }
 224          else {
 225             _mesa_error(ctx, GL_INVALID_VALUE,
 226                         "glGetProgramParameterdvNV(index)");
 227             return;
 228          }
 229       }
 230       else {
 231          _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramParameterdvNV(pname)");
 232          return;
 233       }
 234    }
 235    else {
 236       _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramParameterdvNV(target)");
 237       return;
 238    }
 239 }
 240
 241
 242 /**
 243  * Get a program attribute.
 244  * \note Not compiled into display lists.
 245  * \note Called from the GL API dispatcher.
 246  */
 247 void GLAPIENTRY
 248 _mesa_GetProgramivNV(GLuint id, GLenum pname, GLint *params)
 249 {
 250    struct program *prog;
 251    GET_CURRENT_CONTEXT(ctx);
 252
 253    if (!ctx->_CurrentProgram)
 254       ASSERT_OUTSIDE_BEGIN_END(ctx);
 255
 256    prog = (struct program *) _mesa_HashLookup(ctx->Shared->Programs, id);
 257    if (!prog) {
 258       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetProgramivNV");
 259       return;
 260    }
 261
 262    switch (pname) {
 263       case GL_PROGRAM_TARGET_NV:
 264          *params = prog->Target;
 265          return;
 266       case GL_PROGRAM_LENGTH_NV:
 267          *params = prog->String ? _mesa_strlen((char *) prog->String) : 0;
 268          return;
 269       case GL_PROGRAM_RESIDENT_NV:
 270          *params = prog->Resident;
 271          return;
 272       default:
 273          _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramivNV(pname)");
 274          return;
 275    }
 276 }
 277
 278
 279 /**
 280  * Get the program source code.
 281  * \note Not compiled into display lists.
 282  * \note Called from the GL API dispatcher.
 283  */
 284 void GLAPIENTRY
 285 _mesa_GetProgramStringNV(GLuint id, GLenum pname, GLubyte *program)
 286 {
 287    struct program *prog;
 288    GET_CURRENT_CONTEXT(ctx);
 289
 290    if (!ctx->_CurrentProgram)
 291       ASSERT_OUTSIDE_BEGIN_END(ctx);
 292
 293    if (pname != GL_PROGRAM_STRING_NV) {
 294       _mesa_error(ctx, GL_INVALID_ENUM, "glGetProgramStringNV(pname)");
 295       return;
 296    }
 297
 298    prog = (struct program *) _mesa_HashLookup(ctx->Shared->Programs, id);
 299    if (!prog) {
 300       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetProgramStringNV");
 301       return;
 302    }
 303
 304    if (prog->String) {
 305       MEMCPY(program, prog->String, _mesa_strlen((char *) prog->String));
 306    }
 307    else {
 308       program[0] = 0;
 309    }
 310 }
 311
 312
 313 /**
 314  * Get matrix tracking information.
 315  * \note Not compiled into display lists.
 316  * \note Called from the GL API dispatcher.
 317  */
 318 void GLAPIENTRY
 319 _mesa_GetTrackMatrixivNV(GLenum target, GLuint address,
 320                          GLenum pname, GLint *params)
 321 {
 322    GET_CURRENT_CONTEXT(ctx);
 323    ASSERT_OUTSIDE_BEGIN_END(ctx);
 324
 325    if (target == GL_VERTEX_PROGRAM_NV
 326        && ctx->Extensions.NV_vertex_program) {
 327       GLuint i;
 328
 329       if ((address & 0x3) || address >= MAX_NV_VERTEX_PROGRAM_PARAMS) {
 330          _mesa_error(ctx, GL_INVALID_VALUE, "glGetTrackMatrixivNV(address)");
 331          return;
 332       }
 333
 334       i = address / 4;
 335
 336       switch (pname) {
 337          case GL_TRACK_MATRIX_NV:
 338             params[0] = (GLint) ctx->VertexProgram.TrackMatrix[i];
 339             return;
 340          case GL_TRACK_MATRIX_TRANSFORM_NV:
 341             params[0] = (GLint) ctx->VertexProgram.TrackMatrixTransform[i];
 342             return;
 343          default:
 344             _mesa_error(ctx, GL_INVALID_ENUM, "glGetTrackMatrixivNV");
 345             return;
 346       }
 347    }
 348    else {
 349       _mesa_error(ctx, GL_INVALID_ENUM, "glGetTrackMatrixivNV");
 350       return;
 351    }
 352 }
 353
 354
 355 /**
 356  * Get a vertex (or vertex array) attribute.
 357  * \note Not compiled into display lists.
 358  * \note Called from the GL API dispatcher.
 359  */
 360 void GLAPIENTRY
 361 _mesa_GetVertexAttribdvNV(GLuint index, GLenum pname, GLdouble *params)
 362 {
 363    GET_CURRENT_CONTEXT(ctx);
 364    ASSERT_OUTSIDE_BEGIN_END(ctx);
 365
 366    if (index == 0 || index >= MAX_NV_VERTEX_PROGRAM_INPUTS) {
 367       _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribdvNV(index)");
 368       return;
 369    }
 370
 371    switch (pname) {
 372       case GL_ATTRIB_ARRAY_SIZE_NV:
 373          params[0] = ctx->Array.VertexAttrib[index].Size;
 374          break;
 375       case GL_ATTRIB_ARRAY_STRIDE_NV:
 376          params[0] = ctx->Array.VertexAttrib[index].Stride;
 377          break;
 378       case GL_ATTRIB_ARRAY_TYPE_NV:
 379          params[0] = ctx->Array.VertexAttrib[index].Type;
 380          break;
 381       case GL_CURRENT_ATTRIB_NV:
 382          FLUSH_CURRENT(ctx, 0);
 383          COPY_4V(params, ctx->Current.Attrib[index]);
 384          break;
 385       default:
 386          _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribdvNV");
 387          return;
 388    }
 389 }
 390
 391 /**
 392  * Get a vertex (or vertex array) attribute.
 393  * \note Not compiled into display lists.
 394  * \note Called from the GL API dispatcher.
 395  */
 396 void GLAPIENTRY
 397 _mesa_GetVertexAttribfvNV(GLuint index, GLenum pname, GLfloat *params)
 398 {
 399    GET_CURRENT_CONTEXT(ctx);
 400    ASSERT_OUTSIDE_BEGIN_END(ctx);
 401
 402    if (index == 0 || index >= MAX_NV_VERTEX_PROGRAM_INPUTS) {
 403       _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribdvNV(index)");
 404       return;
 405    }
 406
 407    switch (pname) {
 408       case GL_ATTRIB_ARRAY_SIZE_NV:
 409          params[0] = (GLfloat) ctx->Array.VertexAttrib[index].Size;
 410          break;
 411       case GL_ATTRIB_ARRAY_STRIDE_NV:
 412          params[0] = (GLfloat) ctx->Array.VertexAttrib[index].Stride;
 413          break;
 414       case GL_ATTRIB_ARRAY_TYPE_NV:
 415          params[0] = (GLfloat) ctx->Array.VertexAttrib[index].Type;
 416          break;
 417       case GL_CURRENT_ATTRIB_NV:
 418          FLUSH_CURRENT(ctx, 0);
 419          COPY_4V(params, ctx->Current.Attrib[index]);
 420          break;
 421       default:
 422          _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribdvNV");
 423          return;
 424    }
 425 }
 426
 427 /**
 428  * Get a vertex (or vertex array) attribute.
 429  * \note Not compiled into display lists.
 430  * \note Called from the GL API dispatcher.
 431  */
 432 void GLAPIENTRY
 433 _mesa_GetVertexAttribivNV(GLuint index, GLenum pname, GLint *params)
 434 {
 435    GET_CURRENT_CONTEXT(ctx);
 436    ASSERT_OUTSIDE_BEGIN_END(ctx);
 437
 438    if (index == 0 || index >= MAX_NV_VERTEX_PROGRAM_INPUTS) {
 439       _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribdvNV(index)");
 440       return;
 441    }
 442
 443    switch (pname) {
 444       case GL_ATTRIB_ARRAY_SIZE_NV:
 445          params[0] = ctx->Array.VertexAttrib[index].Size;
 446          break;
 447       case GL_ATTRIB_ARRAY_STRIDE_NV:
 448          params[0] = ctx->Array.VertexAttrib[index].Stride;
 449          break;
 450       case GL_ATTRIB_ARRAY_TYPE_NV:
 451          params[0] = ctx->Array.VertexAttrib[index].Type;
 452          break;
 453       case GL_CURRENT_ATTRIB_NV:
 454          FLUSH_CURRENT(ctx, 0);
 455          params[0] = (GLint) ctx->Current.Attrib[index][0];
 456          params[1] = (GLint) ctx->Current.Attrib[index][1];
 457          params[2] = (GLint) ctx->Current.Attrib[index][2];
 458          params[3] = (GLint) ctx->Current.Attrib[index][3];
 459          break;
 460       case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING_ARB:
 461          if (!ctx->Extensions.ARB_vertex_buffer_object) {
 462             _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribdvNV");
 463             return;
 464          }
 465          params[0] = ctx->Array.VertexAttrib[index].BufferObj->Name;
 466          break;
 467       default:
 468          _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribdvNV");
 469          return;
 470    }
 471 }
 472
 473
 474 /**
 475  * Get a vertex array attribute pointer.
 476  * \note Not compiled into display lists.
 477  * \note Called from the GL API dispatcher.
 478  */
 479 void GLAPIENTRY
 480 _mesa_GetVertexAttribPointervNV(GLuint index, GLenum pname, GLvoid **pointer)
 481 {
 482    GET_CURRENT_CONTEXT(ctx);
 483    ASSERT_OUTSIDE_BEGIN_END(ctx);
 484
 485    if (index >= MAX_NV_VERTEX_PROGRAM_INPUTS) {
 486       _mesa_error(ctx, GL_INVALID_VALUE, "glGetVertexAttribPointerNV(index)");
 487       return;
 488    }
 489
 490    if (pname != GL_ATTRIB_ARRAY_POINTER_NV) {
 491       _mesa_error(ctx, GL_INVALID_ENUM, "glGetVertexAttribPointerNV(pname)");
 492       return;
 493    }
 494
 495    *pointer = (GLvoid *) ctx->Array.VertexAttrib[index].Ptr;;
 496 }
 497
 498
 499
 500 /**
 501  * Load/parse/compile a program.
 502  * \note Called from the GL API dispatcher.
 503  */
 504 void GLAPIENTRY
 505 _mesa_LoadProgramNV(GLenum target, GLuint id, GLsizei len,
 506                     const GLubyte *program)
 507 {
 508    struct program *prog;
 509    GET_CURRENT_CONTEXT(ctx);
 510    ASSERT_OUTSIDE_BEGIN_END(ctx);
 511
 512    if (id == 0) {
 513       _mesa_error(ctx, GL_INVALID_VALUE, "glLoadProgramNV(id)");
 514       return;
 515    }
 516
 517    prog = (struct program *) _mesa_HashLookup(ctx->Shared->Programs, id);
 518
 519    if (prog && prog->Target != 0 && prog->Target != target) {
 520       _mesa_error(ctx, GL_INVALID_OPERATION, "glLoadProgramNV(target)");
 521       return;
 522    }
 523
 524    if ((target == GL_VERTEX_PROGRAM_NV ||
 525         target == GL_VERTEX_STATE_PROGRAM_NV)
 526        && ctx->Extensions.NV_vertex_program) {
 527       struct vertex_program *vprog = (struct vertex_program *) prog;
 528       if (!vprog) {
 529          vprog = CALLOC_STRUCT(vertex_program);
 530          if (!vprog) {
 531             _mesa_error(ctx, GL_OUT_OF_MEMORY, "glLoadProgramNV");
 532             return;
 533          }
 534          vprog->Base.RefCount = 1;
 535          vprog->Base.Resident = GL_TRUE;
 536          _mesa_HashInsert(ctx->Shared->Programs, id, vprog);
 537       }
 538       _mesa_parse_nv_vertex_program(ctx, target, program, len, vprog);
 539    }
 540    else if (target == GL_FRAGMENT_PROGRAM_NV
 541             && ctx->Extensions.NV_fragment_program) {
 542       struct fragment_program *fprog = (struct fragment_program *) prog;
 543       if (!fprog) {
 544          fprog = CALLOC_STRUCT(fragment_program);
 545          if (!fprog) {
 546             _mesa_error(ctx, GL_OUT_OF_MEMORY, "glLoadProgramNV");
 547             return;
 548          }
 549          fprog->Base.RefCount = 1;
 550          fprog->Base.Resident = GL_TRUE;
 551          _mesa_HashInsert(ctx->Shared->Programs, id, fprog);
 552       }
 553       _mesa_parse_nv_fragment_program(ctx, target, program, len, fprog);
 554    }
 555    else {
 556       _mesa_error(ctx, GL_INVALID_ENUM, "glLoadProgramNV(target)");
 557    }
 558 }
 559
 560
 561
 562 /**
 563  * Set a program parameter register.
 564  * \note Called from the GL API dispatcher.
 565  */
 566 void GLAPIENTRY
 567 _mesa_ProgramParameter4dNV(GLenum target, GLuint index,
 568                            GLdouble x, GLdouble y, GLdouble z, GLdouble w)
 569 {
 570    _mesa_ProgramParameter4fNV(target, index,
 571                               (GLfloat)x, (GLfloat)y, (GLfloat)z, (GLfloat)w);
 572 }
 573
 574
 575 /**
 576  * Set a program parameter register.
 577  * \note Called from the GL API dispatcher.
 578  */
 579 void GLAPIENTRY
 580 _mesa_ProgramParameter4dvNV(GLenum target, GLuint index,
 581                             const GLdouble *params)
 582 {
 583    _mesa_ProgramParameter4fNV(target, index,
 584                               (GLfloat)params[0], (GLfloat)params[1],
 585                               (GLfloat)params[2], (GLfloat)params[3]);
 586 }
 587
 588
 589 /**
 590  * Set a program parameter register.
 591  * \note Called from the GL API dispatcher.
 592  */
 593 void GLAPIENTRY
 594 _mesa_ProgramParameter4fNV(GLenum target, GLuint index,
 595                            GLfloat x, GLfloat y, GLfloat z, GLfloat w)
 596 {
 597    GET_CURRENT_CONTEXT(ctx);
 598    ASSERT_OUTSIDE_BEGIN_END(ctx);
 599
 600    if (target == GL_VERTEX_PROGRAM_NV && ctx->Extensions.NV_vertex_program) {
 601       if (index < MAX_NV_VERTEX_PROGRAM_PARAMS) {
 602          ASSIGN_4V(ctx->VertexProgram.Parameters[index], x, y, z, w);
 603       }
 604       else {
 605          _mesa_error(ctx, GL_INVALID_VALUE, "glProgramParameterNV(index)");
 606          return;
 607       }
 608    }
 609    else {
 610       _mesa_error(ctx, GL_INVALID_ENUM, "glProgramParameterNV");
 611       return;
 612    }
 613 }
 614
 615
 616 /**
 617  * Set a program parameter register.
 618  * \note Called from the GL API dispatcher.
 619  */
 620 void GLAPIENTRY
 621 _mesa_ProgramParameter4fvNV(GLenum target, GLuint index,
 622                             const GLfloat *params)
 623 {
 624    _mesa_ProgramParameter4fNV(target, index,
 625                               params[0], params[1], params[2], params[3]);
 626 }
 627
 628
 629
 630 /**
 631  * Set a sequence of program parameter registers.
 632  * \note Called from the GL API dispatcher.
 633  */
 634 void GLAPIENTRY
 635 _mesa_ProgramParameters4dvNV(GLenum target, GLuint index,
 636                              GLuint num, const GLdouble *params)
 637 {
 638    GET_CURRENT_CONTEXT(ctx);
 639    ASSERT_OUTSIDE_BEGIN_END(ctx);
 640
 641    if (target == GL_VERTEX_PROGRAM_NV && ctx->Extensions.NV_vertex_program) {
 642       GLuint i;
 643       if (index + num > MAX_NV_VERTEX_PROGRAM_PARAMS) {
 644          _mesa_error(ctx, GL_INVALID_VALUE, "glProgramParameters4dvNV");
 645          return;
 646       }
 647       for (i = 0; i < num; i++) {
 648          ctx->VertexProgram.Parameters[index + i][0] = (GLfloat) params[0];
 649          ctx->VertexProgram.Parameters[index + i][1] = (GLfloat) params[1];
 650          ctx->VertexProgram.Parameters[index + i][2] = (GLfloat) params[2];
 651          ctx->VertexProgram.Parameters[index + i][3] = (GLfloat) params[3];
 652          params += 4;
 653       };
 654    }
 655    else {
 656       _mesa_error(ctx, GL_INVALID_ENUM, "glProgramParameters4dvNV");
 657       return;
 658    }
 659 }
 660
 661
 662 /**
 663  * Set a sequence of program parameter registers.
 664  * \note Called from the GL API dispatcher.
 665  */
 666 void GLAPIENTRY
 667 _mesa_ProgramParameters4fvNV(GLenum target, GLuint index,
 668                              GLuint num, const GLfloat *params)
 669 {
 670    GET_CURRENT_CONTEXT(ctx);
 671    ASSERT_OUTSIDE_BEGIN_END(ctx);
 672
 673    if (target == GL_VERTEX_PROGRAM_NV && ctx->Extensions.NV_vertex_program) {
 674       GLuint i;
 675       if (index + num > MAX_NV_VERTEX_PROGRAM_PARAMS) {
 676          _mesa_error(ctx, GL_INVALID_VALUE, "glProgramParameters4fvNV");
 677          return;
 678       }
 679       for (i = 0; i < num; i++) {
 680          COPY_4V(ctx->VertexProgram.Parameters[index + i], params);
 681          params += 4;
 682       };
 683    }
 684    else {
 685       _mesa_error(ctx, GL_INVALID_ENUM, "glProgramParameters4fvNV");
 686       return;
 687    }
 688 }
 689
 690
 691
 692 /**
 693  * Setup tracking of matrices into program parameter registers.
 694  * \note Called from the GL API dispatcher.
 695  */
 696 void GLAPIENTRY
 697 _mesa_TrackMatrixNV(GLenum target, GLuint address,
 698                     GLenum matrix, GLenum transform)
 699 {
 700    GET_CURRENT_CONTEXT(ctx);
 701    ASSERT_OUTSIDE_BEGIN_END(ctx);
 702
 703    if (target == GL_VERTEX_PROGRAM_NV && ctx->Extensions.NV_vertex_program) {
 704       if (address & 0x3) {
 705          /* addr must be multiple of four */
 706          _mesa_error(ctx, GL_INVALID_VALUE, "glTrackMatrixNV(address)");
 707          return;
 708       }
 709
 710       switch (matrix) {
 711          case GL_NONE:
 712          case GL_MODELVIEW:
 713          case GL_PROJECTION:
 714          case GL_TEXTURE:
 715          case GL_COLOR:
 716          case GL_MODELVIEW_PROJECTION_NV:
 717          case GL_MATRIX0_NV:
 718          case GL_MATRIX1_NV:
 719          case GL_MATRIX2_NV:
 720          case GL_MATRIX3_NV:
 721          case GL_MATRIX4_NV:
 722          case GL_MATRIX5_NV:
 723          case GL_MATRIX6_NV:
 724          case GL_MATRIX7_NV:
 725             /* OK, fallthrough */
 726             break;
 727          default:
 728             _mesa_error(ctx, GL_INVALID_ENUM, "glTrackMatrixNV(matrix)");
 729             return;
 730       }
 731
 732       switch (transform) {
 733          case GL_IDENTITY_NV:
 734          case GL_INVERSE_NV:
 735          case GL_TRANSPOSE_NV:
 736          case GL_INVERSE_TRANSPOSE_NV:
 737             /* OK, fallthrough */
 738             break;
 739          default:
 740             _mesa_error(ctx, GL_INVALID_ENUM, "glTrackMatrixNV(transform)");
 741             return;
 742       }
 743
 744       ctx->VertexProgram.TrackMatrix[address / 4] = matrix;
 745       ctx->VertexProgram.TrackMatrixTransform[address / 4] = transform;
 746    }
 747    else {
 748       _mesa_error(ctx, GL_INVALID_ENUM, "glTrackMatrixNV(target)");
 749       return;
 750    }
 751 }
 752
 753
 754 void GLAPIENTRY
 755 _mesa_ProgramNamedParameter4fNV(GLuint id, GLsizei len, const GLubyte *name,
 756                                 GLfloat x, GLfloat y, GLfloat z, GLfloat w)
 757 {
 758    struct program *prog;
 759    struct fragment_program *fragProg;
 760    GLfloat *v;
 761
 762    GET_CURRENT_CONTEXT(ctx);
 763    ASSERT_OUTSIDE_BEGIN_END(ctx);
 764
 765    prog = (struct program *) _mesa_HashLookup(ctx->Shared->Programs, id);
 766    if (!prog || prog->Target != GL_FRAGMENT_PROGRAM_NV) {
 767       _mesa_error(ctx, GL_INVALID_OPERATION, "glProgramNamedParameterNV");
 768       return;
 769    }
 770
 771    if (len <= 0) {
 772       _mesa_error(ctx, GL_INVALID_VALUE, "glProgramNamedParameterNV");
 773       return;
 774    }
 775
 776    fragProg = (struct fragment_program *) prog;
 777    v = _mesa_lookup_parameter_value(fragProg->Parameters, len, (char *) name);
 778    if (v) {
 779       v[0] = x;
 780       v[1] = y;
 781       v[2] = z;
 782       v[3] = w;
 783       return;
 784    }
 785
 786    _mesa_error(ctx, GL_INVALID_VALUE, "glProgramNamedParameterNV");
 787 }
 788
 789
 790 void GLAPIENTRY
 791 _mesa_ProgramNamedParameter4fvNV(GLuint id, GLsizei len, const GLubyte *name,
 792                                  const float v[])
 793 {
 794    _mesa_ProgramNamedParameter4fNV(id, len, name, v[0], v[1], v[2], v[3]);
 795 }
 796
 797
 798 void GLAPIENTRY
 799 _mesa_ProgramNamedParameter4dNV(GLuint id, GLsizei len, const GLubyte *name,
 800                                 GLdouble x, GLdouble y, GLdouble z, GLdouble w)
 801 {
 802    _mesa_ProgramNamedParameter4fNV(id, len, name, (GLfloat)x, (GLfloat)y,
 803                                    (GLfloat)z, (GLfloat)w);
 804 }
 805
 806
 807 void GLAPIENTRY
 808 _mesa_ProgramNamedParameter4dvNV(GLuint id, GLsizei len, const GLubyte *name,
 809                                  const double v[])
 810 {
 811    _mesa_ProgramNamedParameter4fNV(id, len, name,
 812                                    (GLfloat)v[0], (GLfloat)v[1],
 813                                    (GLfloat)v[2], (GLfloat)v[3]);
 814 }
 815
 816
 817 void GLAPIENTRY
 818 _mesa_GetProgramNamedParameterfvNV(GLuint id, GLsizei len, const GLubyte *name,
 819                                    GLfloat *params)
 820 {
 821    struct program *prog;
 822    struct fragment_program *fragProg;
 823    const GLfloat *v;
 824
 825    GET_CURRENT_CONTEXT(ctx);
 826
 827    if (!ctx->_CurrentProgram)
 828       ASSERT_OUTSIDE_BEGIN_END(ctx);
 829
 830    prog = (struct program *) _mesa_HashLookup(ctx->Shared->Programs, id);
 831    if (!prog || prog->Target != GL_FRAGMENT_PROGRAM_NV) {
 832       _mesa_error(ctx, GL_INVALID_OPERATION, "glGetProgramNamedParameterNV");
 833       return;
 834    }
 835
 836    if (len <= 0) {
 837       _mesa_error(ctx, GL_INVALID_VALUE, "glGetProgramNamedParameterNV");
 838       return;
 839    }
 840
 841    fragProg = (struct fragment_program *) prog;
 842    v = _mesa_lookup_parameter_value(fragProg->Parameters, len, (char *) name);
 843    if (v) {
 844       params[0] = v[0];
 845       params[1] = v[1];
 846       params[2] = v[2];
 847       params[3] = v[3];
 848       return;
 849    }
 850
 851    _mesa_error(ctx, GL_INVALID_VALUE, "glGetProgramNamedParameterNV");
 852 }
 853
 854
 855 void GLAPIENTRY
 856 _mesa_GetProgramNamedParameterdvNV(GLuint id, GLsizei len, const GLubyte *name,
 857                                    GLdouble *params)
 858 {
 859    GLfloat floatParams[4];
 860    _mesa_GetProgramNamedParameterfvNV(id, len, name, floatParams);
 861    COPY_4V(params, floatParams);
 862 }