src/mesa/main/bufferobj.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
  28 #ifndef BUFFEROBJ_H
  29 #define BUFFEROBJ_H
  30
  31 #include <stdbool.h>
  32 #include "mtypes.h"
  33
  34
  35 /*
  36  * Internal functions
  37  */
  38
  39
  40 /** Is the given buffer object currently mapped by the GL user? */
  41 static inline GLboolean
  42 _mesa_bufferobj_mapped(const struct gl_buffer_object *obj,
  43                        gl_map_buffer_index index)
  44 {
  45    return obj->Mappings[index].Pointer != NULL;
  46 }
  47
  48 /**
  49  * Check whether the given buffer object is illegally mapped prior to
  50  * drawing from (or reading back to) the buffer.
  51  * Note that it's legal for a buffer to be mapped at draw/readback time
  52  * if it was mapped persistently (See GL_ARB_buffer_storage spec).
  53  * \return true if the buffer is illegally mapped, false otherwise
  54  */
  55 static inline bool
  56 _mesa_check_disallowed_mapping(const struct gl_buffer_object *obj)
  57 {
  58    return _mesa_bufferobj_mapped(obj, MAP_USER) &&
  59           !(obj->Mappings[MAP_USER].AccessFlags &
  60             GL_MAP_PERSISTENT_BIT);
  61 }
  62
  63
  64 extern void
  65 _mesa_init_buffer_objects(struct gl_context *ctx);
  66
  67 extern void
  68 _mesa_free_buffer_objects(struct gl_context *ctx);
  69
  70 extern bool
  71 _mesa_handle_bind_buffer_gen(struct gl_context *ctx,
  72                              GLuint buffer,
  73                              struct gl_buffer_object **buf_handle,
  74                              const char *caller);
  75
  76 extern void
  77 _mesa_update_default_objects_buffer_objects(struct gl_context *ctx);
  78
  79
  80 extern struct gl_buffer_object *
  81 _mesa_lookup_bufferobj(struct gl_context *ctx, GLuint buffer);
  82
  83 extern struct gl_buffer_object *
  84 _mesa_lookup_bufferobj_locked(struct gl_context *ctx, GLuint buffer);
  85
  86 extern struct gl_buffer_object *
  87 _mesa_lookup_bufferobj_err(struct gl_context *ctx, GLuint buffer,
  88                            const char *caller);
  89
  90 extern struct gl_buffer_object *
  91 _mesa_multi_bind_lookup_bufferobj(struct gl_context *ctx,
  92                                   const GLuint *buffers,
  93                                   GLuint index, const char *caller,
  94                                   bool *error);
  95
  96 extern void
  97 _mesa_initialize_buffer_object(struct gl_context *ctx,
  98                                struct gl_buffer_object *obj,
  99                                GLuint name);
 100
 101 extern void
 102 _mesa_delete_buffer_object(struct gl_context *ctx,
 103                            struct gl_buffer_object *bufObj);
 104
 105 extern void
 106 _mesa_reference_buffer_object_(struct gl_context *ctx,
 107                                struct gl_buffer_object **ptr,
 108                                struct gl_buffer_object *bufObj);
 109
 110 static inline void
 111 _mesa_reference_buffer_object(struct gl_context *ctx,
 112                               struct gl_buffer_object **ptr,
 113                               struct gl_buffer_object *bufObj)
 114 {
 115    if (*ptr != bufObj)
 116       _mesa_reference_buffer_object_(ctx, ptr, bufObj);
 117 }
 118
 119 extern GLuint
 120 _mesa_total_buffer_object_memory(struct gl_context *ctx);
 121
 122 extern void
 123 _mesa_init_buffer_object_functions(struct dd_function_table *driver);
 124
 125 extern void
 126 _mesa_buffer_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
 127                   GLenum target, GLsizeiptr size, const GLvoid *data,
 128                   GLenum usage, const char *func);
 129
 130 extern void
 131 _mesa_buffer_sub_data(struct gl_context *ctx, struct gl_buffer_object *bufObj,
 132                       GLintptr offset, GLsizeiptr size, const GLvoid *data);
 133
 134 extern void
 135 _mesa_buffer_unmap_all_mappings(struct gl_context *ctx,
 136                                 struct gl_buffer_object *bufObj);
 137
 138 extern void
 139 _mesa_ClearBufferSubData_sw(struct gl_context *ctx,
 140                             GLintptr offset, GLsizeiptr size,
 141                             const GLvoid *clearValue,
 142                             GLsizeiptr clearValueSize,
 143                             struct gl_buffer_object *bufObj);
 144
 145 /*
 146  * API functions
 147  */
 148 void GLAPIENTRY
 149 _mesa_BindBuffer_no_error(GLenum target, GLuint buffer);
 150
 151 void GLAPIENTRY
 152 _mesa_BindBuffer(GLenum target, GLuint buffer);
 153
 154 void
 155 _mesa_InternalBindElementBuffer(struct gl_context *ctx,
 156                                 struct gl_buffer_object *buf);
 157
 158 void GLAPIENTRY
 159 _mesa_DeleteBuffers_no_error(GLsizei n, const GLuint * buffer);
 160
 161 void GLAPIENTRY
 162 _mesa_DeleteBuffers(GLsizei n, const GLuint * buffer);
 163
 164 void GLAPIENTRY
 165 _mesa_GenBuffers_no_error(GLsizei n, GLuint *buffers);
 166
 167 void GLAPIENTRY
 168 _mesa_GenBuffers(GLsizei n, GLuint *buffers);
 169
 170 void GLAPIENTRY
 171 _mesa_CreateBuffers_no_error(GLsizei n, GLuint *buffers);
 172
 173 void GLAPIENTRY
 174 _mesa_CreateBuffers(GLsizei n, GLuint *buffers);
 175
 176 GLboolean GLAPIENTRY
 177 _mesa_IsBuffer(GLuint buffer);
 178
 179 void GLAPIENTRY
 180 _mesa_BufferStorage_no_error(GLenum target, GLsizeiptr size,
 181                              const GLvoid *data, GLbitfield flags);
 182 void GLAPIENTRY
 183 _mesa_BufferStorage(GLenum target, GLsizeiptr size, const GLvoid *data,
 184                     GLbitfield flags);
 185 void GLAPIENTRY
 186 _mesa_NamedBufferStorageEXT(GLuint buffer, GLsizeiptr size,
 187                             const GLvoid *data, GLbitfield flags);
 188 void GLAPIENTRY
 189 _mesa_BufferStorageMemEXT(GLenum target, GLsizeiptr size,
 190                           GLuint memory, GLuint64 offset);
 191 void GLAPIENTRY
 192 _mesa_BufferStorageMemEXT_no_error(GLenum target, GLsizeiptr size,
 193                                    GLuint memory, GLuint64 offset);
 194 void GLAPIENTRY
 195 _mesa_NamedBufferStorage_no_error(GLuint buffer, GLsizeiptr size,
 196                                   const GLvoid *data, GLbitfield flags);
 197 void GLAPIENTRY
 198 _mesa_NamedBufferStorage(GLuint buffer, GLsizeiptr size, const GLvoid *data,
 199                          GLbitfield flags);
 200 void GLAPIENTRY
 201 _mesa_NamedBufferStorageMemEXT(GLuint buffer, GLsizeiptr size,
 202                                GLuint memory, GLuint64 offset);
 203 void GLAPIENTRY
 204 _mesa_NamedBufferStorageMemEXT_no_error(GLuint buffer, GLsizeiptr size,
 205                                         GLuint memory, GLuint64 offset);
 206
 207 void GLAPIENTRY
 208 _mesa_BufferData_no_error(GLenum target, GLsizeiptr size,
 209                           const GLvoid *data, GLenum usage);
 210
 211 void GLAPIENTRY
 212 _mesa_BufferData(GLenum target, GLsizeiptr size,
 213                  const GLvoid *data, GLenum usage);
 214
 215 void GLAPIENTRY
 216 _mesa_NamedBufferData_no_error(GLuint buffer, GLsizeiptr size,
 217                                const GLvoid *data, GLenum usage);
 218
 219 void GLAPIENTRY
 220 _mesa_NamedBufferData(GLuint buffer, GLsizeiptr size,
 221                       const GLvoid *data, GLenum usage);
 222 void GLAPIENTRY
 223 _mesa_NamedBufferDataEXT(GLuint buffer, GLsizeiptr size,
 224                          const GLvoid *data, GLenum usage);
 225
 226 void GLAPIENTRY
 227 _mesa_BufferSubData_no_error(GLenum target, GLintptr offset,
 228                              GLsizeiptr size, const GLvoid *data);
 229 void GLAPIENTRY
 230 _mesa_BufferSubData(GLenum target, GLintptr offset,
 231                     GLsizeiptr size, const GLvoid *data);
 232
 233 void GLAPIENTRY
 234 _mesa_NamedBufferSubData_no_error(GLuint buffer, GLintptr offset,
 235                                   GLsizeiptr size, const GLvoid *data);
 236 void GLAPIENTRY
 237 _mesa_NamedBufferSubData(GLuint buffer, GLintptr offset,
 238                          GLsizeiptr size, const GLvoid *data);
 239 void GLAPIENTRY
 240 _mesa_NamedBufferSubDataEXT(GLuint buffer, GLintptr offset,
 241                             GLsizeiptr size, const GLvoid *data);
 242
 243 void GLAPIENTRY
 244 _mesa_GetBufferSubData(GLenum target, GLintptr offset,
 245                        GLsizeiptr size, GLvoid *data);
 246
 247 void GLAPIENTRY
 248 _mesa_GetNamedBufferSubData(GLuint buffer, GLintptr offset,
 249                             GLsizeiptr size, GLvoid *data);
 250
 251 void GLAPIENTRY
 252 _mesa_GetNamedBufferSubDataEXT(GLuint buffer, GLintptr offset,
 253                                GLsizeiptr size, GLvoid *data);
 254
 255 void GLAPIENTRY
 256 _mesa_ClearBufferData_no_error(GLenum target, GLenum internalformat,
 257                                GLenum format, GLenum type, const GLvoid *data);
 258
 259 void GLAPIENTRY
 260 _mesa_ClearBufferData(GLenum target, GLenum internalformat,
 261                       GLenum format, GLenum type,
 262                       const GLvoid *data);
 263
 264 void GLAPIENTRY
 265 _mesa_ClearNamedBufferData_no_error(GLuint buffer, GLenum internalformat,
 266                                     GLenum format, GLenum type,
 267                                     const GLvoid *data);
 268
 269 void GLAPIENTRY
 270 _mesa_ClearNamedBufferData(GLuint buffer, GLenum internalformat,
 271                            GLenum format, GLenum type,
 272                            const GLvoid *data);
 273
 274 void GLAPIENTRY
 275 _mesa_ClearNamedBufferDataEXT(GLuint buffer, GLenum internalformat,
 276                               GLenum format, GLenum type,
 277                               const GLvoid *data);
 278
 279 void GLAPIENTRY
 280 _mesa_ClearBufferSubData_no_error(GLenum target, GLenum internalformat,
 281                                   GLintptr offset, GLsizeiptr size,
 282                                   GLenum format, GLenum type,
 283                                   const GLvoid *data);
 284
 285 void GLAPIENTRY
 286 _mesa_ClearBufferSubData(GLenum target, GLenum internalformat,
 287                          GLintptr offset, GLsizeiptr size,
 288                          GLenum format, GLenum type,
 289                          const GLvoid *data);
 290
 291 void GLAPIENTRY
 292 _mesa_ClearNamedBufferSubData_no_error(GLuint buffer, GLenum internalformat,
 293                                        GLintptr offset, GLsizeiptr size,
 294                                        GLenum format, GLenum type,
 295                                        const GLvoid *data);
 296
 297 void GLAPIENTRY
 298 _mesa_ClearNamedBufferSubData(GLuint buffer, GLenum internalformat,
 299                               GLintptr offset, GLsizeiptr size,
 300                               GLenum format, GLenum type,
 301                               const GLvoid *data);
 302
 303 void GLAPIENTRY
 304 _mesa_ClearNamedBufferSubDataEXT(GLuint buffer, GLenum internalformat,
 305                                  GLintptr offset, GLsizeiptr size,
 306                                  GLenum format, GLenum type,
 307                                  const GLvoid *data);
 308
 309 GLboolean GLAPIENTRY
 310 _mesa_UnmapBuffer_no_error(GLenum target);
 311 GLboolean GLAPIENTRY
 312 _mesa_UnmapBuffer(GLenum target);
 313
 314 GLboolean GLAPIENTRY
 315 _mesa_UnmapNamedBufferEXT_no_error(GLuint buffer);
 316 GLboolean GLAPIENTRY
 317 _mesa_UnmapNamedBufferEXT(GLuint buffer);
 318
 319 void GLAPIENTRY
 320 _mesa_GetBufferParameteriv(GLenum target, GLenum pname, GLint *params);
 321
 322 void GLAPIENTRY
 323 _mesa_GetBufferParameteri64v(GLenum target, GLenum pname, GLint64 *params);
 324
 325 void GLAPIENTRY
 326 _mesa_GetNamedBufferParameteriv(GLuint buffer, GLenum pname, GLint *params);
 327
 328 void GLAPIENTRY
 329 _mesa_GetNamedBufferParameterivEXT(GLuint buffer, GLenum pname, GLint *params);
 330
 331 void GLAPIENTRY
 332 _mesa_GetNamedBufferParameteri64v(GLuint buffer, GLenum pname,
 333                                   GLint64 *params);
 334
 335 void GLAPIENTRY
 336 _mesa_GetBufferPointerv(GLenum target, GLenum pname, GLvoid **params);
 337
 338 void GLAPIENTRY
 339 _mesa_GetNamedBufferPointerv(GLuint buffer, GLenum pname, GLvoid **params);
 340
 341 void GLAPIENTRY
 342 _mesa_GetNamedBufferPointervEXT(GLuint buffer, GLenum pname, GLvoid **params);
 343
 344 void GLAPIENTRY
 345 _mesa_CopyBufferSubData_no_error(GLenum readTarget, GLenum writeTarget,
 346                                  GLintptr readOffset, GLintptr writeOffset,
 347                                  GLsizeiptr size);
 348 void GLAPIENTRY
 349 _mesa_CopyBufferSubData(GLenum readTarget, GLenum writeTarget,
 350                         GLintptr readOffset, GLintptr writeOffset,
 351                         GLsizeiptr size);
 352
 353 void GLAPIENTRY
 354 _mesa_NamedCopyBufferSubDataEXT(GLuint readBuffer, GLuint writeBuffer,
 355                                 GLintptr readOffset, GLintptr writeOffset,
 356                                 GLsizeiptr size);
 357
 358 void GLAPIENTRY
 359 _mesa_CopyNamedBufferSubData_no_error(GLuint readBuffer, GLuint writeBuffer,
 360                                       GLintptr readOffset,
 361                                       GLintptr writeOffset, GLsizeiptr size);
 362 void GLAPIENTRY
 363 _mesa_CopyNamedBufferSubData(GLuint readBuffer, GLuint writeBuffer,
 364                              GLintptr readOffset, GLintptr writeOffset,
 365                              GLsizeiptr size);
 366 void GLAPIENTRY
 367 _mesa_InternalBufferSubDataCopyMESA(GLintptr srcBuffer, GLuint srcOffset,
 368                                     GLuint dstTargetOrName, GLintptr dstOffset,
 369                                     GLsizeiptr size, GLboolean named,
 370                                     GLboolean ext_dsa);
 371
 372 void * GLAPIENTRY
 373 _mesa_MapBufferRange_no_error(GLenum target, GLintptr offset,
 374                               GLsizeiptr length, GLbitfield access);
 375 void * GLAPIENTRY
 376 _mesa_MapBufferRange(GLenum target, GLintptr offset, GLsizeiptr length,
 377                      GLbitfield access);
 378
 379 void * GLAPIENTRY
 380 _mesa_MapNamedBufferRange_no_error(GLuint buffer, GLintptr offset,
 381                                    GLsizeiptr length, GLbitfield access);
 382 void * GLAPIENTRY
 383 _mesa_MapNamedBufferRange(GLuint buffer, GLintptr offset, GLsizeiptr length,
 384                           GLbitfield access);
 385 void * GLAPIENTRY
 386 _mesa_MapNamedBufferRangeEXT(GLuint buffer, GLintptr offset,
 387                              GLsizeiptr length, GLbitfield access);
 388
 389 void * GLAPIENTRY
 390 _mesa_MapBuffer_no_error(GLenum target, GLenum access);
 391 void * GLAPIENTRY
 392 _mesa_MapBuffer(GLenum target, GLenum access);
 393
 394 void * GLAPIENTRY
 395 _mesa_MapNamedBuffer_no_error(GLuint buffer, GLenum access);
 396 void * GLAPIENTRY
 397 _mesa_MapNamedBuffer(GLuint buffer, GLenum access);
 398 void * GLAPIENTRY
 399 _mesa_MapNamedBufferEXT(GLuint buffer, GLenum access);
 400
 401 void GLAPIENTRY
 402 _mesa_FlushMappedBufferRange_no_error(GLenum target, GLintptr offset,
 403                                       GLsizeiptr length);
 404 void GLAPIENTRY
 405 _mesa_FlushMappedBufferRange(GLenum target,
 406                              GLintptr offset, GLsizeiptr length);
 407
 408 void GLAPIENTRY
 409 _mesa_FlushMappedNamedBufferRange_no_error(GLuint buffer, GLintptr offset,
 410                                            GLsizeiptr length);
 411 void GLAPIENTRY
 412 _mesa_FlushMappedNamedBufferRange(GLuint buffer, GLintptr offset,
 413                                   GLsizeiptr length);
 414
 415 void GLAPIENTRY
 416 _mesa_FlushMappedNamedBufferRangeEXT(GLuint buffer, GLintptr offset,
 417                                      GLsizeiptr length);
 418
 419 void GLAPIENTRY
 420 _mesa_BindBufferRange_no_error(GLenum target, GLuint index, GLuint buffer,
 421                                GLintptr offset, GLsizeiptr size);
 422 void GLAPIENTRY
 423 _mesa_BindBufferRange(GLenum target, GLuint index,
 424                       GLuint buffer, GLintptr offset, GLsizeiptr size);
 425
 426 void GLAPIENTRY
 427 _mesa_BindBufferBase(GLenum target, GLuint index, GLuint buffer);
 428
 429 void GLAPIENTRY
 430 _mesa_BindBuffersRange(GLenum target, GLuint first, GLsizei count,
 431                        const GLuint *buffers,
 432                        const GLintptr *offsets, const GLsizeiptr *sizes);
 433 void GLAPIENTRY
 434 _mesa_BindBuffersBase(GLenum target, GLuint first, GLsizei count,
 435                       const GLuint *buffers);
 436
 437 void GLAPIENTRY
 438 _mesa_InvalidateBufferSubData_no_error(GLuint buffer, GLintptr offset,
 439                                        GLsizeiptr length);
 440
 441 void GLAPIENTRY
 442 _mesa_InvalidateBufferSubData(GLuint buffer, GLintptr offset,
 443                               GLsizeiptr length);
 444
 445 void GLAPIENTRY
 446 _mesa_InvalidateBufferData_no_error(GLuint buffer);
 447
 448 void GLAPIENTRY
 449 _mesa_InvalidateBufferData(GLuint buffer);
 450
 451 void GLAPIENTRY
 452 _mesa_BufferPageCommitmentARB(GLenum target, GLintptr offset, GLsizeiptr size,
 453                               GLboolean commit);
 454
 455 void GLAPIENTRY
 456 _mesa_NamedBufferPageCommitmentARB(GLuint buffer, GLintptr offset,
 457                                    GLsizeiptr size, GLboolean commit);
 458
 459 void GLAPIENTRY
 460 _mesa_NamedBufferPageCommitmentEXT(GLuint buffer, GLintptr offset,
 461                                    GLsizeiptr size, GLboolean commit);
 462
 463 #endif