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
  31 #include "mtypes.h"
  32 #include "bufferobj.h"
  33
  34
  35 /**
  36  * Returns a pointer to the vertex attribute data in a client array,
  37  * or the offset into the vertex buffer for an array that resides in
  38  * a vertex buffer.
  39  */
  40 static inline const GLubyte *
  41 _mesa_vertex_attrib_address(const struct gl_array_attributes *array,
  42                             const struct gl_vertex_buffer_binding *binding)
  43 {
  44    if (_mesa_is_bufferobj(binding->BufferObj))
  45       return (const GLubyte *) (binding->Offset + array->RelativeOffset);
  46    else
  47       return array->Ptr;
  48 }
  49
  50
  51 static inline bool
  52 _mesa_attr_zero_aliases_vertex(const struct gl_context *ctx)
  53 {
  54    return ctx->_AttribZeroAliasesVertex;
  55 }
  56
  57
  58 /**
  59  * This specifies the set of vertex arrays used by the driver for drawing.
  60  */
  61 static inline void
  62 _mesa_set_drawing_arrays(struct gl_context *ctx,
  63                          const struct gl_vertex_array *arrays)
  64 {
  65    if (ctx->Array._DrawArrays != arrays) {
  66       ctx->Array._DrawArrays = arrays;
  67       ctx->NewDriverState |= ctx->DriverFlags.NewArray;
  68    }
  69 }
  70
  71
  72 extern void
  73 _mesa_update_array_format(struct gl_context *ctx,
  74                           struct gl_vertex_array_object *vao,
  75                           gl_vert_attrib attrib, GLint size, GLenum type,
  76                           GLenum format, GLboolean normalized,
  77                           GLboolean integer, GLboolean doubles,
  78                           GLuint relativeOffset);
  79
  80 extern void
  81 _mesa_enable_vertex_array_attrib(struct gl_context *ctx,
  82                                  struct gl_vertex_array_object *vao,
  83                                  gl_vert_attrib attrib, bool flush_vertices);
  84
  85
  86 extern void
  87 _mesa_disable_vertex_array_attrib(struct gl_context *ctx,
  88                                   struct gl_vertex_array_object *vao,
  89                                   gl_vert_attrib attrib, bool flush_vertices);
  90
  91
  92 extern void
  93 _mesa_vertex_attrib_binding(struct gl_context *ctx,
  94                             struct gl_vertex_array_object *vao,
  95                             gl_vert_attrib attribIndex,
  96                             GLuint bindingIndex, bool flush_vertices);
  97
  98
  99 extern void
 100 _mesa_bind_vertex_buffer(struct gl_context *ctx,
 101                          struct gl_vertex_array_object *vao,
 102                          GLuint index,
 103                          struct gl_buffer_object *vbo,
 104                          GLintptr offset, GLsizei stride, bool flush_vertices);
 105
 106 extern void GLAPIENTRY
 107 _mesa_VertexPointer_no_error(GLint size, GLenum type, GLsizei stride,
 108                              const GLvoid *ptr);
 109 extern void GLAPIENTRY
 110 _mesa_VertexPointer(GLint size, GLenum type, GLsizei stride,
 111                     const GLvoid *ptr);
 112
 113 extern void GLAPIENTRY
 114 _mesa_NormalPointer_no_error(GLenum type, GLsizei stride, const GLvoid *ptr);
 115 extern void GLAPIENTRY
 116 _mesa_NormalPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
 117
 118 extern void GLAPIENTRY
 119 _mesa_ColorPointer_no_error(GLint size, GLenum type, GLsizei stride,
 120                             const GLvoid *ptr);
 121 extern void GLAPIENTRY
 122 _mesa_ColorPointer(GLint size, GLenum type, GLsizei stride, const GLvoid *ptr);
 123
 124
 125 extern void GLAPIENTRY
 126 _mesa_IndexPointer_no_error(GLenum type, GLsizei stride, const GLvoid *ptr);
 127 extern void GLAPIENTRY
 128 _mesa_IndexPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
 129
 130
 131 extern void GLAPIENTRY
 132 _mesa_TexCoordPointer_no_error(GLint size, GLenum type, GLsizei stride,
 133                                const GLvoid *ptr);
 134 extern void GLAPIENTRY
 135 _mesa_TexCoordPointer(GLint size, GLenum type, GLsizei stride,
 136                       const GLvoid *ptr);
 137
 138
 139 extern void GLAPIENTRY
 140 _mesa_EdgeFlagPointer_no_error(GLsizei stride, const GLvoid *ptr);
 141 extern void GLAPIENTRY
 142 _mesa_EdgeFlagPointer(GLsizei stride, const GLvoid *ptr);
 143
 144
 145 extern void GLAPIENTRY
 146 _mesa_VertexPointerEXT(GLint size, GLenum type, GLsizei stride,
 147                        GLsizei count, const GLvoid *ptr);
 148
 149
 150 extern void GLAPIENTRY
 151 _mesa_NormalPointerEXT(GLenum type, GLsizei stride, GLsizei count,
 152                        const GLvoid *ptr);
 153
 154
 155 extern void GLAPIENTRY
 156 _mesa_ColorPointerEXT(GLint size, GLenum type, GLsizei stride, GLsizei count,
 157                       const GLvoid *ptr);
 158
 159
 160 extern void GLAPIENTRY
 161 _mesa_IndexPointerEXT(GLenum type, GLsizei stride, GLsizei count,
 162                       const GLvoid *ptr);
 163
 164
 165 extern void GLAPIENTRY
 166 _mesa_TexCoordPointerEXT(GLint size, GLenum type, GLsizei stride,
 167                          GLsizei count, const GLvoid *ptr);
 168
 169
 170 extern void GLAPIENTRY
 171 _mesa_EdgeFlagPointerEXT(GLsizei stride, GLsizei count, const GLboolean *ptr);
 172
 173 extern void GLAPIENTRY
 174 _mesa_FogCoordPointer_no_error(GLenum type, GLsizei stride,
 175                                const GLvoid *ptr);
 176 extern void GLAPIENTRY
 177 _mesa_FogCoordPointer(GLenum type, GLsizei stride, const GLvoid *ptr);
 178
 179
 180 extern void GLAPIENTRY
 181 _mesa_SecondaryColorPointer_no_error(GLint size, GLenum type,
 182                                      GLsizei stride, const GLvoid *ptr);
 183 extern void GLAPIENTRY
 184 _mesa_SecondaryColorPointer(GLint size, GLenum type,
 185                             GLsizei stride, const GLvoid *ptr);
 186
 187
 188 extern void GLAPIENTRY
 189 _mesa_PointSizePointerOES_no_error(GLenum type, GLsizei stride,
 190                                    const GLvoid *ptr);
 191 extern void GLAPIENTRY
 192 _mesa_PointSizePointerOES(GLenum type, GLsizei stride, const GLvoid *ptr);
 193
 194
 195 extern void GLAPIENTRY
 196 _mesa_VertexAttribPointer_no_error(GLuint index, GLint size, GLenum type,
 197                                    GLboolean normalized, GLsizei stride,
 198                                    const GLvoid *pointer);
 199 extern void GLAPIENTRY
 200 _mesa_VertexAttribPointer(GLuint index, GLint size, GLenum type,
 201                           GLboolean normalized, GLsizei stride,
 202                           const GLvoid *pointer);
 203
 204 void GLAPIENTRY
 205 _mesa_VertexAttribIPointer_no_error(GLuint index, GLint size, GLenum type,
 206                                     GLsizei stride, const GLvoid *ptr);
 207 void GLAPIENTRY
 208 _mesa_VertexAttribIPointer(GLuint index, GLint size, GLenum type,
 209                            GLsizei stride, const GLvoid *ptr);
 210
 211 extern void GLAPIENTRY
 212 _mesa_VertexAttribLPointer_no_error(GLuint index, GLint size, GLenum type,
 213                                     GLsizei stride, const GLvoid *pointer);
 214 extern void GLAPIENTRY
 215 _mesa_VertexAttribLPointer(GLuint index, GLint size, GLenum type,
 216                            GLsizei stride, const GLvoid *pointer);
 217
 218 extern void GLAPIENTRY
 219 _mesa_EnableVertexAttribArray(GLuint index);
 220
 221 extern void GLAPIENTRY
 222 _mesa_EnableVertexAttribArray_no_error(GLuint index);
 223
 224
 225 extern void GLAPIENTRY
 226 _mesa_EnableVertexArrayAttrib(GLuint vaobj, GLuint index);
 227
 228 extern void GLAPIENTRY
 229 _mesa_EnableVertexArrayAttrib_no_error(GLuint vaobj, GLuint index);
 230
 231
 232
 233 extern void GLAPIENTRY
 234 _mesa_DisableVertexAttribArray(GLuint index);
 235
 236 extern void GLAPIENTRY
 237 _mesa_DisableVertexAttribArray_no_error(GLuint index);
 238
 239
 240 extern void GLAPIENTRY
 241 _mesa_DisableVertexArrayAttrib(GLuint vaobj, GLuint index);
 242
 243 extern void GLAPIENTRY
 244 _mesa_DisableVertexArrayAttrib_no_error(GLuint vaobj, GLuint index);
 245
 246
 247 extern void GLAPIENTRY
 248 _mesa_GetVertexAttribdv(GLuint index, GLenum pname, GLdouble *params);
 249
 250 extern void GLAPIENTRY
 251 _mesa_GetVertexAttribfv(GLuint index, GLenum pname, GLfloat *params);
 252
 253 extern void GLAPIENTRY
 254 _mesa_GetVertexAttribLdv(GLuint index, GLenum pname, GLdouble *params);
 255
 256 extern void GLAPIENTRY
 257 _mesa_GetVertexAttribiv(GLuint index, GLenum pname, GLint *params);
 258
 259 extern void GLAPIENTRY
 260 _mesa_GetVertexAttribLui64vARB(GLuint index, GLenum pname, GLuint64EXT *params);
 261
 262
 263 extern void GLAPIENTRY
 264 _mesa_GetVertexAttribIiv(GLuint index, GLenum pname, GLint *params);
 265
 266
 267 extern void GLAPIENTRY
 268 _mesa_GetVertexAttribIuiv(GLuint index, GLenum pname, GLuint *params);
 269
 270
 271 extern void GLAPIENTRY
 272 _mesa_GetVertexAttribPointerv(GLuint index, GLenum pname, GLvoid **pointer);
 273
 274
 275 void GLAPIENTRY
 276 _mesa_GetVertexArrayIndexediv(GLuint vaobj, GLuint index,
 277                               GLenum pname, GLint *param);
 278
 279
 280 void GLAPIENTRY
 281 _mesa_GetVertexArrayIndexed64iv(GLuint vaobj, GLuint index,
 282                                 GLenum pname, GLint64 *param);
 283
 284
 285 extern void GLAPIENTRY
 286 _mesa_InterleavedArrays(GLenum format, GLsizei stride, const GLvoid *pointer);
 287
 288
 289 extern void GLAPIENTRY
 290 _mesa_MultiDrawArrays(GLenum mode, const GLint *first,
 291                       const GLsizei *count, GLsizei primcount);
 292
 293 extern void GLAPIENTRY
 294 _mesa_MultiDrawElementsEXT(GLenum mode, const GLsizei *count, GLenum type,
 295                            const GLvoid **indices, GLsizei primcount);
 296
 297 extern void GLAPIENTRY
 298 _mesa_MultiDrawElementsBaseVertex(GLenum mode,
 299                                   const GLsizei *count, GLenum type,
 300                                   const GLvoid **indices, GLsizei primcount,
 301                                   const GLint *basevertex);
 302
 303 extern void GLAPIENTRY
 304 _mesa_MultiModeDrawArraysIBM(const GLenum * mode, const GLint * first,
 305                              const GLsizei * count,
 306                              GLsizei primcount, GLint modestride );
 307
 308
 309 extern void GLAPIENTRY
 310 _mesa_MultiModeDrawElementsIBM(const GLenum * mode, const GLsizei * count,
 311                                GLenum type, const GLvoid * const * indices,
 312                                GLsizei primcount, GLint modestride );
 313
 314 extern void GLAPIENTRY
 315 _mesa_LockArraysEXT(GLint first, GLsizei count);
 316
 317 extern void GLAPIENTRY
 318 _mesa_UnlockArraysEXT(void);
 319
 320
 321 extern void GLAPIENTRY
 322 _mesa_DrawArrays(GLenum mode, GLint first, GLsizei count);
 323
 324 extern void GLAPIENTRY
 325 _mesa_DrawArraysInstanced(GLenum mode, GLint first, GLsizei count,
 326                           GLsizei primcount);
 327
 328 extern void GLAPIENTRY
 329 _mesa_DrawElements(GLenum mode, GLsizei count, GLenum type,
 330                    const GLvoid *indices);
 331
 332 extern void GLAPIENTRY
 333 _mesa_DrawRangeElements(GLenum mode, GLuint start, GLuint end, GLsizei count,
 334                         GLenum type, const GLvoid *indices);
 335
 336 extern void GLAPIENTRY
 337 _mesa_DrawElementsBaseVertex(GLenum mode, GLsizei count, GLenum type,
 338                              const GLvoid *indices, GLint basevertex);
 339
 340 extern void GLAPIENTRY
 341 _mesa_DrawRangeElementsBaseVertex(GLenum mode, GLuint start, GLuint end,
 342                                   GLsizei count, GLenum type,
 343                                   const GLvoid *indices,
 344                                   GLint basevertex);
 345
 346 extern void GLAPIENTRY
 347 _mesa_DrawTransformFeedback(GLenum mode, GLuint name);
 348
 349 void GLAPIENTRY
 350 _mesa_PrimitiveRestartIndex_no_error(GLuint index);
 351
 352 extern void GLAPIENTRY
 353 _mesa_PrimitiveRestartIndex(GLuint index);
 354
 355 extern void GLAPIENTRY
 356 _mesa_VertexAttribDivisor_no_error(GLuint index, GLuint divisor);
 357 extern void GLAPIENTRY
 358 _mesa_VertexAttribDivisor(GLuint index, GLuint divisor);
 359
 360 static inline unsigned
 361 _mesa_primitive_restart_index(const struct gl_context *ctx,
 362                               unsigned index_size)
 363 {
 364    /* From the OpenGL 4.3 core specification, page 302:
 365     * "If both PRIMITIVE_RESTART and PRIMITIVE_RESTART_FIXED_INDEX are
 366     *  enabled, the index value determined by PRIMITIVE_RESTART_FIXED_INDEX
 367     *  is used."
 368     */
 369    if (ctx->Array.PrimitiveRestartFixedIndex) {
 370       /* 1 -> 0xff, 2 -> 0xffff, 4 -> 0xffffffff */
 371       return 0xffffffffu >> 8 * (4 - index_size);
 372    }
 373
 374    return ctx->Array.RestartIndex;
 375 }
 376
 377 extern void GLAPIENTRY
 378 _mesa_BindVertexBuffer_no_error(GLuint bindingIndex, GLuint buffer,
 379                                 GLintptr offset, GLsizei stride);
 380 extern void GLAPIENTRY
 381 _mesa_BindVertexBuffer(GLuint bindingIndex, GLuint buffer, GLintptr offset,
 382                        GLsizei stride);
 383
 384 void GLAPIENTRY
 385 _mesa_VertexArrayVertexBuffer_no_error(GLuint vaobj, GLuint bindingIndex,
 386                                        GLuint buffer, GLintptr offset,
 387                                        GLsizei stride);
 388 extern void GLAPIENTRY
 389 _mesa_VertexArrayVertexBuffer(GLuint vaobj, GLuint bindingIndex, GLuint buffer,
 390                               GLintptr offset, GLsizei stride);
 391
 392 void GLAPIENTRY
 393 _mesa_BindVertexBuffers_no_error(GLuint first, GLsizei count,
 394                                  const GLuint *buffers, const GLintptr *offsets,
 395                                  const GLsizei *strides);
 396
 397 extern void GLAPIENTRY
 398 _mesa_BindVertexBuffers(GLuint first, GLsizei count, const GLuint *buffers,
 399                         const GLintptr *offsets, const GLsizei *strides);
 400
 401 void GLAPIENTRY
 402 _mesa_VertexArrayVertexBuffers_no_error(GLuint vaobj, GLuint first,
 403                                         GLsizei count, const GLuint *buffers,
 404                                         const GLintptr *offsets,
 405                                         const GLsizei *strides);
 406
 407 extern void GLAPIENTRY
 408 _mesa_VertexArrayVertexBuffers(GLuint vaobj, GLuint first, GLsizei count,
 409                                const GLuint *buffers,
 410                                const GLintptr *offsets, const GLsizei *strides);
 411
 412 extern void GLAPIENTRY
 413 _mesa_VertexAttribFormat(GLuint attribIndex, GLint size, GLenum type,
 414                          GLboolean normalized, GLuint relativeOffset);
 415
 416 extern void GLAPIENTRY
 417 _mesa_VertexArrayAttribFormat(GLuint vaobj, GLuint attribIndex, GLint size,
 418                               GLenum type, GLboolean normalized,
 419                               GLuint relativeOffset);
 420
 421 extern void GLAPIENTRY
 422 _mesa_VertexAttribIFormat(GLuint attribIndex, GLint size, GLenum type,
 423                           GLuint relativeOffset);
 424
 425 extern void GLAPIENTRY
 426 _mesa_VertexArrayAttribIFormat(GLuint vaobj, GLuint attribIndex,
 427                                GLint size, GLenum type,
 428                                GLuint relativeOffset);
 429
 430 extern void GLAPIENTRY
 431 _mesa_VertexAttribLFormat(GLuint attribIndex, GLint size, GLenum type,
 432                           GLuint relativeOffset);
 433
 434 extern void GLAPIENTRY
 435 _mesa_VertexArrayAttribLFormat(GLuint vaobj, GLuint attribIndex,
 436                                GLint size, GLenum type,
 437                                GLuint relativeOffset);
 438
 439 void GLAPIENTRY
 440 _mesa_VertexAttribBinding_no_error(GLuint attribIndex, GLuint bindingIndex);
 441
 442 extern void GLAPIENTRY
 443 _mesa_VertexAttribBinding(GLuint attribIndex, GLuint bindingIndex);
 444
 445 void GLAPIENTRY
 446 _mesa_VertexArrayAttribBinding_no_error(GLuint vaobj, GLuint attribIndex,
 447                                         GLuint bindingIndex);
 448
 449 extern void GLAPIENTRY
 450 _mesa_VertexArrayAttribBinding(GLuint vaobj, GLuint attribIndex,
 451                                GLuint bindingIndex);
 452
 453 void GLAPIENTRY
 454 _mesa_VertexBindingDivisor_no_error(GLuint bindingIndex, GLuint divisor);
 455
 456 extern void GLAPIENTRY
 457 _mesa_VertexBindingDivisor(GLuint bindingIndex, GLuint divisor);
 458
 459 void GLAPIENTRY
 460 _mesa_VertexArrayBindingDivisor_no_error(GLuint vaobj, GLuint bindingIndex,
 461                                          GLuint divisor);
 462
 463 extern void GLAPIENTRY
 464 _mesa_VertexArrayBindingDivisor(GLuint vaobj, GLuint bindingIndex,
 465                                 GLuint divisor);
 466
 467
 468 /**
 469  * Shallow copy one vertex array to another.
 470  */
 471 static inline void
 472 _mesa_copy_vertex_array(struct gl_vertex_array *dst,
 473                         const struct gl_vertex_array *src)
 474 {
 475    dst->VertexAttrib = src->VertexAttrib;
 476    dst->BufferBinding = src->BufferBinding;
 477 }
 478
 479
 480 extern void
 481 _mesa_copy_vertex_attrib_array(struct gl_context *ctx,
 482                                struct gl_array_attributes *dst,
 483                                const struct gl_array_attributes *src);
 484
 485 extern void
 486 _mesa_copy_vertex_buffer_binding(struct gl_context *ctx,
 487                                  struct gl_vertex_buffer_binding *dst,
 488                                  const struct gl_vertex_buffer_binding *src);
 489
 490 extern void
 491 _mesa_print_arrays(struct gl_context *ctx);
 492
 493 extern void
 494 _mesa_init_varray(struct gl_context *ctx);
 495
 496 extern void
 497 _mesa_free_varray_data(struct gl_context *ctx);
 498
 499 #endif