src/mesa/main/varray.h

   1 /*
   2  * Mesa 3-D graphics library
   3  *
   4  * Copyright (C) 1999-2008  Brian Paul   All Rights Reserved.
   5  * Copyright (C) 2009  VMware, Inc.  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  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  21  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  22  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
  23  * OTHER DEALINGS IN THE SOFTWARE.
  24  */
  25
  26
  27 #ifndef VARRAY_H
  28 #define VARRAY_H
  29
  30 #include "bufferobj.h"
  31
  32
  33 /**
  34  * Returns a pointer to the vertex attribute data in a client array,
  35  * or the offset into the vertex buffer for an array that resides in
  36  * a vertex buffer.
  37  */
  38 static inline const GLubyte *
  39 _mesa_vertex_attrib_address(const struct gl_array_attributes *array,
  40                             const struct gl_vertex_buffer_binding *binding)
  41 {
  42    if (_mesa_is_bufferobj(binding->BufferObj))
  43       return (const GLubyte *) (binding->Offset + array->RelativeOffset);
  44    else
  45       return array->Ptr;
  46 }
  47
  48
  49 static inline bool
  50 _mesa_attr_zero_aliases_vertex(const struct gl_context *ctx)
  51 {
  52    return ctx->_AttribZeroAliasesVertex;
  53 }
  54
  55
  56 extern void
  57 _mesa_update_array_format(struct gl_context *ctx,
  58                           struct gl_vertex_array_object *vao,
  59                           gl_vert_attrib attrib, GLint size, GLenum type,
  60                           GLenum format, GLboolean normalized,
  61                           GLboolean integer, GLboolean doubles,
  62                           GLuint relativeOffset);
  63
  64 extern void
  65 _mesa_enable_vertex_array_attrib(struct gl_context *ctx,
  66                                  struct gl_vertex_array_object *vao,
  67                                  gl_vert_attrib attrib, bool flush_vertices);
  68
  69
  70 extern void
  71 _mesa_disable_vertex_array_attrib(struct gl_context *ctx,
  72                                   struct gl_vertex_array_object *vao,
  73                                   gl_vert_attrib attrib, bool flush_vertices);
  74
  75
  76 extern void
  77 _mesa_vertex_attrib_binding(struct gl_context *ctx,
  78                             struct gl_vertex_array_object *vao,
  79                             gl_vert_attrib attribIndex,
  80                             GLuint bindingIndex, bool flush_vertices);
  81
  82
  83 extern void
  84 _mesa_bind_vertex_buffer(struct gl_context *ctx,
  85                          struct gl_vertex_array_object *vao,
  86                          GLuint index,
  87                          struct gl_buffer_object *vbo,
  88                          GLintptr offset, GLsizei stride, bool flush_vertices);
  89
  90 extern void GLAPIENTRY
  91 _mesa_VertexPointer_no_error(GLint size, GLenum type, GLsizei stride,
  92                              const GLvoid *ptr);
  93 extern void GLAPIENTRY
  94 _mesa_VertexPointer(GLint size, GLenum type, GLsizei stride,
  95                     const GLvoid *ptr);
  96
  97 extern void GLAPIENTRY
  98 _mesa_NormalPointer_no_error(GLenum type, GLsizei stride, const GLvoid *ptr);
  99 extern void GLAPIENTRY
 100 _mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
 101
 102 extern void GLAPIENTRY
 103 _mesa_ColorPointer_no_error(GLint size, GLenum type, GLsizei stride,
 104                             const GLvoid *ptr);
 105 extern void GLAPIENTRY
 106 _mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
 107
 108
 109 extern void GLAPIENTRY
 110 _mesa_IndexPointer_no_error(GLenum type, GLsizei stride, const GLvoid *ptr);
 111 extern void GLAPIENTRY
 112 _mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
 113
 114
 115 extern void GLAPIENTRY
 116 _mesa_TexCoordPointer_no_error(GLint size, GLenum type, GLsizei stride,
 117                                const GLvoid *ptr);
 118 extern void GLAPIENTRY
 119 _mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride,
 120                       const GLvoid *ptr);
 121
 122
 123 extern void GLAPIENTRY
 124 _mesa_EdgeFlagPointer_no_error(GLsizei stride, const GLvoid *ptr);
 125 extern void GLAPIENTRY
 126 _mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr);
 127
 128
 129 extern void GLAPIENTRY
 130 _mesa_VertexPointerEXT(GLint size, GLenum type, GLsizei stride,
 131                        GLsizei count, const GLvoid *ptr);
 132
 133
 134 extern void GLAPIENTRY
 135 _mesa_NormalPointerEXT(GLenum type, GLsizei stride, GLsizei count,
 136                        const GLvoid *ptr);
 137
 138
 139 extern void GLAPIENTRY
 140 _mesa_ColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count,
 141                       const GLvoid *ptr);
 142
 143
 144 extern void GLAPIENTRY
 145 _mesa_IndexPointerEXT(GLenum type, GLsizei stride, GLsizei count,
 146                       const GLvoid *ptr);
 147
 148
 149 extern void GLAPIENTRY
 150 _mesa_TexCoordPointerEXT(GLint size, GLenum type, GLsizei stride,
 151                          GLsizei count, const GLvoid *ptr);
 152
 153
 154 extern void GLAPIENTRY
 155 _mesa_EdgeFlagPointerEXT(GLsizei stride, GLsizei count, const GLboolean *ptr);
 156
 157 extern void GLAPIENTRY
 158 _mesa_FogCoordPointer_no_error(GLenum type, GLsizei stride,
 159                                const GLvoid *ptr);
 160 extern void GLAPIENTRY
 161 _mesa_FogCoordPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
 162
 163
 164 extern void GLAPIENTRY
 165 _mesa_SecondaryColorPointer_no_error(GLint size, GLenum type,
 166                                      GLsizei stride, const GLvoid *ptr);
 167 extern void GLAPIENTRY
 168 _mesa_SecondaryColorPointer(GLint size, GLenum type,
 169                             GLsizei stride, const GLvoid *ptr);
 170
 171
 172 extern void GLAPIENTRY
 173 _mesa_PointSizePointerOES_no_error(GLenum type, GLsizei stride,
 174                                    const GLvoid *ptr);
 175 extern void GLAPIENTRY
 176 _mesa_PointSizePointerOES(GLenum type, GLsizei stride, const GLvoid *ptr);
 177
 178
 179 extern void GLAPIENTRY
 180 _mesa_VertexAttribPointer_no_error(GLuint index, GLint size, GLenum type,
 181                                    GLboolean normalized, GLsizei stride,
 182                                    const GLvoid *pointer);
 183 extern void GLAPIENTRY
 184 _mesa_VertexAttribPointer(GLuint index, GLint size, GLenum type,
 185                           GLboolean normalized, GLsizei stride,
 186                           const GLvoid *pointer);
 187
 188 void GLAPIENTRY
 189 _mesa_VertexAttribIPointer_no_error(GLuint index, GLint size, GLenum type,
 190                                     GLsizei stride, const GLvoid *ptr);
 191 void GLAPIENTRY
 192 _mesa_VertexAttribIPointer(GLuint index, GLint size, GLenum type,
 193                            GLsizei stride, const GLvoid *ptr);
 194
 195 extern void GLAPIENTRY
 196 _mesa_VertexAttribLPointer_no_error(GLuint index, GLint size, GLenum type,
 197                                     GLsizei stride, const GLvoid *pointer);
 198 extern void GLAPIENTRY
 199 _mesa_VertexAttribLPointer(GLuint index, GLint size, GLenum type,
 200                            GLsizei stride, const GLvoid *pointer);
 201
 202 extern void GLAPIENTRY
 203 _mesa_EnableVertexAttribArray(GLuint index);
 204
 205 extern void GLAPIENTRY
 206 _mesa_EnableVertexAttribArray_no_error(GLuint index);
 207
 208
 209 extern void GLAPIENTRY
 210 _mesa_EnableVertexArrayAttrib(GLuint vaobj, GLuint index);
 211
 212 extern void GLAPIENTRY
 213 _mesa_EnableVertexArrayAttrib_no_error(GLuint vaobj, GLuint index);
 214
 215
 216
 217 extern void GLAPIENTRY
 218 _mesa_DisableVertexAttribArray(GLuint index);
 219
 220 extern void GLAPIENTRY
 221 _mesa_DisableVertexAttribArray_no_error(GLuint index);
 222
 223
 224 extern void GLAPIENTRY
 225 _mesa_DisableVertexArrayAttrib(GLuint vaobj, GLuint index);
 226
 227 extern void GLAPIENTRY
 228 _mesa_DisableVertexArrayAttrib_no_error(GLuint vaobj, GLuint index);
 229
 230
 231 extern void GLAPIENTRY
 232 _mesa_GetVertexAttribdv(GLuint index, GLenum pname, GLdouble *params);
 233
 234 extern void GLAPIENTRY
 235 _mesa_GetVertexAttribfv(GLuint index, GLenum pname, GLfloat *params);
 236
 237 extern void GLAPIENTRY
 238 _mesa_GetVertexAttribLdv(GLuint index, GLenum pname, GLdouble *params);
 239
 240 extern void GLAPIENTRY
 241 _mesa_GetVertexAttribiv(GLuint index, GLenum pname, GLint *params);
 242
 243 extern void GLAPIENTRY
 244 _mesa_GetVertexAttribLui64vARB(GLuint index, GLenum pname, GLuint64EXT *params);
 245
 246
 247 extern void GLAPIENTRY
 248 _mesa_GetVertexAttribIiv(GLuint index, GLenum pname, GLint *params);
 249
 250
 251 extern void GLAPIENTRY
 252 _mesa_GetVertexAttribIuiv(GLuint index, GLenum pname, GLuint *params);
 253
 254
 255 extern void GLAPIENTRY
 256 _mesa_GetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid **pointer);
 257
 258
 259 void GLAPIENTRY
 260 _mesa_GetVertexArrayIndexediv(GLuint vaobj, GLuint index,
 261                               GLenum pname, GLint *param);
 262
 263
 264 void GLAPIENTRY
 265 _mesa_GetVertexArrayIndexed64iv(GLuint vaobj, GLuint index,
 266                                 GLenum pname, GLint64 *param);
 267
 268
 269 extern void GLAPIENTRY
 270 _mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer);
 271
 272
 273 extern void GLAPIENTRY
 274 _mesa_MultiDrawArrays(GLenum mode, const GLint *first,
 275                       const GLsizei *count, GLsizei primcount);
 276
 277 extern void GLAPIENTRY
 278 _mesa_MultiDrawElementsEXT(GLenum mode, const GLsizei *count, GLenum type,
 279                            const GLvoid **indices, GLsizei primcount);
 280
 281 extern void GLAPIENTRY
 282 _mesa_MultiDrawElementsBaseVertex(GLenum mode,
 283                                   const GLsizei *count, GLenum type,
 284                                   const GLvoid **indices, GLsizei primcount,
 285                                   const GLint *basevertex);
 286
 287 extern void GLAPIENTRY
 288 _mesa_MultiModeDrawArraysIBM(const GLenum * mode, const GLint * first,
 289                              const GLsizei * count,
 290                              GLsizei primcount, GLint modestride );
 291
 292
 293 extern void GLAPIENTRY
 294 _mesa_MultiModeDrawElementsIBM(const GLenum * mode, const GLsizei * count,
 295                                GLenum type, const GLvoid * const * indices,
 296                                GLsizei primcount, GLint modestride );
 297
 298 extern void GLAPIENTRY
 299 _mesa_LockArraysEXT(GLint first, GLsizei count);
 300
 301 extern void GLAPIENTRY
 302 _mesa_UnlockArraysEXT(void);
 303
 304
 305 extern void GLAPIENTRY
 306 _mesa_DrawArrays(GLenum mode, GLint first, GLsizei count);
 307
 308 extern void GLAPIENTRY
 309 _mesa_DrawArraysInstanced(GLenum mode, GLint first, GLsizei count,
 310                           GLsizei primcount);
 311
 312 extern void GLAPIENTRY
 313 _mesa_DrawElements(GLenum mode, GLsizei count, GLenum type,
 314                    const GLvoid *indices);
 315
 316 extern void GLAPIENTRY
 317 _mesa_DrawRangeElements(GLenum mode, GLuint start, GLuint end, GLsizei count,
 318                         GLenum type, const GLvoid *indices);
 319
 320 extern void GLAPIENTRY
 321 _mesa_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type,
 322                              const GLvoid *indices, GLint basevertex);
 323
 324 extern void GLAPIENTRY
 325 _mesa_DrawRangeElementsBaseVertex(GLenum mode, GLuint start, GLuint end,
 326                                   GLsizei count, GLenum type,
 327                                   const GLvoid *indices,
 328                                   GLint basevertex);
 329
 330 extern void GLAPIENTRY
 331 _mesa_DrawTransformFeedback(GLenum mode, GLuint name);
 332
 333 void GLAPIENTRY
 334 _mesa_PrimitiveRestartIndex_no_error(GLuint index);
 335
 336 extern void GLAPIENTRY
 337 _mesa_PrimitiveRestartIndex(GLuint index);
 338
 339 extern void GLAPIENTRY
 340 _mesa_VertexAttribDivisor_no_error(GLuint index, GLuint divisor);
 341 extern void GLAPIENTRY
 342 _mesa_VertexAttribDivisor(GLuint index, GLuint divisor);
 343
 344 static inline unsigned
 345 _mesa_primitive_restart_index(const struct gl_context *ctx,
 346                               unsigned index_size)
 347 {
 348    /* From the OpenGL 4.3 core specification, page 302:
 349     * "If both PRIMITIVE_RESTART and PRIMITIVE_RESTART_FIXED_INDEX are
 350     *  enabled, the index value determined by PRIMITIVE_RESTART_FIXED_INDEX
 351     *  is used."
 352     */
 353    if (ctx->Array.PrimitiveRestartFixedIndex) {
 354       /* 1 -> 0xff, 2 -> 0xffff, 4 -> 0xffffffff */
 355       return 0xffffffffu >> 8 * (4 - index_size);
 356    }
 357
 358    return ctx->Array.RestartIndex;
 359 }
 360
 361 extern void GLAPIENTRY
 362 _mesa_BindVertexBuffer_no_error(GLuint bindingIndex, GLuint buffer,
 363                                 GLintptr offset, GLsizei stride);
 364 extern void GLAPIENTRY
 365 _mesa_BindVertexBuffer(GLuint bindingIndex, GLuint buffer, GLintptr offset,
 366                        GLsizei stride);
 367
 368 void GLAPIENTRY
 369 _mesa_VertexArrayVertexBuffer_no_error(GLuint vaobj, GLuint bindingIndex,
 370                                        GLuint buffer, GLintptr offset,
 371                                        GLsizei stride);
 372 extern void GLAPIENTRY
 373 _mesa_VertexArrayVertexBuffer(GLuint vaobj, GLuint bindingIndex, GLuint buffer,
 374                               GLintptr offset, GLsizei stride);
 375
 376 void GLAPIENTRY
 377 _mesa_BindVertexBuffers_no_error(GLuint first, GLsizei count,
 378                                  const GLuint *buffers, const GLintptr *offsets,
 379                                  const GLsizei *strides);
 380
 381 extern void GLAPIENTRY
 382 _mesa_BindVertexBuffers(GLuint first, GLsizei count, const GLuint *buffers,
 383                         const GLintptr *offsets, const GLsizei *strides);
 384
 385 void GLAPIENTRY
 386 _mesa_VertexArrayVertexBuffers_no_error(GLuint vaobj, GLuint first,
 387                                         GLsizei count, const GLuint *buffers,
 388                                         const GLintptr *offsets,
 389                                         const GLsizei *strides);
 390
 391 extern void GLAPIENTRY
 392 _mesa_VertexArrayVertexBuffers(GLuint vaobj, GLuint first, GLsizei count,
 393                                const GLuint *buffers,
 394                                const GLintptr *offsets, const GLsizei *strides);
 395
 396 extern void GLAPIENTRY
 397 _mesa_VertexAttribFormat(GLuint attribIndex, GLint size, GLenum type,
 398                          GLboolean normalized, GLuint relativeOffset);
 399
 400 extern void GLAPIENTRY
 401 _mesa_VertexArrayAttribFormat(GLuint vaobj, GLuint attribIndex, GLint size,
 402                               GLenum type, GLboolean normalized,
 403                               GLuint relativeOffset);
 404
 405 extern void GLAPIENTRY
 406 _mesa_VertexAttribIFormat(GLuint attribIndex, GLint size, GLenum type,
 407                           GLuint relativeOffset);
 408
 409 extern void GLAPIENTRY
 410 _mesa_VertexArrayAttribIFormat(GLuint vaobj, GLuint attribIndex,
 411                                GLint size, GLenum type,
 412                                GLuint relativeOffset);
 413
 414 extern void GLAPIENTRY
 415 _mesa_VertexAttribLFormat(GLuint attribIndex, GLint size, GLenum type,
 416                           GLuint relativeOffset);
 417
 418 extern void GLAPIENTRY
 419 _mesa_VertexArrayAttribLFormat(GLuint vaobj, GLuint attribIndex,
 420                                GLint size, GLenum type,
 421                                GLuint relativeOffset);
 422
 423 void GLAPIENTRY
 424 _mesa_VertexAttribBinding_no_error(GLuint attribIndex, GLuint bindingIndex);
 425
 426 extern void GLAPIENTRY
 427 _mesa_VertexAttribBinding(GLuint attribIndex, GLuint bindingIndex);
 428
 429 void GLAPIENTRY
 430 _mesa_VertexArrayAttribBinding_no_error(GLuint vaobj, GLuint attribIndex,
 431                                         GLuint bindingIndex);
 432
 433 extern void GLAPIENTRY
 434 _mesa_VertexArrayAttribBinding(GLuint vaobj, GLuint attribIndex,
 435                                GLuint bindingIndex);
 436
 437 void GLAPIENTRY
 438 _mesa_VertexBindingDivisor_no_error(GLuint bindingIndex, GLuint divisor);
 439
 440 extern void GLAPIENTRY
 441 _mesa_VertexBindingDivisor(GLuint bindingIndex, GLuint divisor);
 442
 443 void GLAPIENTRY
 444 _mesa_VertexArrayBindingDivisor_no_error(GLuint vaobj, GLuint bindingIndex,
 445                                          GLuint divisor);
 446
 447 extern void GLAPIENTRY
 448 _mesa_VertexArrayBindingDivisor(GLuint vaobj, GLuint bindingIndex,
 449                                 GLuint divisor);
 450
 451
 452 /**
 453  * Shallow copy one vertex array to another.
 454  */
 455 static inline void
 456 _mesa_copy_vertex_array(struct gl_vertex_array *dst,
 457                         const struct gl_vertex_array *src)
 458 {
 459    dst->VertexAttrib = src->VertexAttrib;
 460    dst->BufferBinding = src->BufferBinding;
 461 }
 462
 463
 464 extern void
 465 _mesa_copy_vertex_attrib_array(struct gl_context *ctx,
 466                                struct gl_array_attributes *dst,
 467                                const struct gl_array_attributes *src);
 468
 469 extern void
 470 _mesa_copy_vertex_buffer_binding(struct gl_context *ctx,
 471                                  struct gl_vertex_buffer_binding *dst,
 472                                  const struct gl_vertex_buffer_binding *src);
 473
 474 extern void
 475 _mesa_print_arrays(struct gl_context *ctx);
 476
 477 extern void
 478 _mesa_init_varray(struct gl_context *ctx);
 479
 480 extern void
 481 _mesa_free_varray_data(struct gl_context *ctx);
 482
 483 #endif