2 * Mesa 3-D graphics library
4 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
5 * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
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:
14 * The above copyright notice and this permission notice shall be included
15 * in all copies or substantial portions of the Software.
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.
32 #include "bufferobj.h"
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
40 static inline const GLubyte
*
41 _mesa_vertex_attrib_address(const struct gl_array_attributes
*array
,
42 const struct gl_vertex_buffer_binding
*binding
)
44 if (_mesa_is_bufferobj(binding
->BufferObj
))
45 return (const GLubyte
*) (binding
->Offset
+ array
->RelativeOffset
);
52 * Sets the fields in a gl_vertex_array to values derived from a
53 * gl_array_attributes and a gl_vertex_buffer_binding.
56 _mesa_update_client_array(struct gl_context
*ctx
,
57 struct gl_vertex_array
*dst
,
58 const struct gl_array_attributes
*src
,
59 const struct gl_vertex_buffer_binding
*binding
)
61 dst
->Size
= src
->Size
;
62 dst
->Type
= src
->Type
;
63 dst
->Format
= src
->Format
;
64 dst
->StrideB
= binding
->Stride
;
65 dst
->Ptr
= _mesa_vertex_attrib_address(src
, binding
);
66 dst
->Normalized
= src
->Normalized
;
67 dst
->Integer
= src
->Integer
;
68 dst
->Doubles
= src
->Doubles
;
69 dst
->InstanceDivisor
= binding
->InstanceDivisor
;
70 dst
->_ElementSize
= src
->_ElementSize
;
71 _mesa_reference_buffer_object(ctx
, &dst
->BufferObj
, binding
->BufferObj
);
76 _mesa_attr_zero_aliases_vertex(const struct gl_context
*ctx
)
78 return ctx
->_AttribZeroAliasesVertex
;
83 * This specifies the set of vertex arrays used by the driver for drawing.
86 _mesa_set_drawing_arrays(struct gl_context
*ctx
,
87 const struct gl_vertex_array
**arrays
)
89 if (ctx
->Array
._DrawArrays
!= arrays
) {
90 ctx
->Array
._DrawArrays
= arrays
;
91 ctx
->NewDriverState
|= ctx
->DriverFlags
.NewArray
;
97 _mesa_update_array_format(struct gl_context
*ctx
,
98 struct gl_vertex_array_object
*vao
,
99 GLuint attrib
, GLint size
, GLenum type
,
100 GLenum format
, GLboolean normalized
,
101 GLboolean integer
, GLboolean doubles
,
102 GLuint relativeOffset
);
105 _mesa_enable_vertex_array_attrib(struct gl_context
*ctx
,
106 struct gl_vertex_array_object
*vao
,
110 _mesa_bind_vertex_buffer(struct gl_context
*ctx
,
111 struct gl_vertex_array_object
*vao
,
113 struct gl_buffer_object
*vbo
,
114 GLintptr offset
, GLsizei stride
);
116 extern void GLAPIENTRY
117 _mesa_VertexPointer_no_error(GLint size
, GLenum type
, GLsizei stride
,
119 extern void GLAPIENTRY
120 _mesa_VertexPointer(GLint size
, GLenum type
, GLsizei stride
,
123 extern void GLAPIENTRY
124 _mesa_NormalPointer_no_error(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
125 extern void GLAPIENTRY
126 _mesa_NormalPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
128 extern void GLAPIENTRY
129 _mesa_ColorPointer_no_error(GLint size
, GLenum type
, GLsizei stride
,
131 extern void GLAPIENTRY
132 _mesa_ColorPointer(GLint size
, GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
135 extern void GLAPIENTRY
136 _mesa_IndexPointer_no_error(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
137 extern void GLAPIENTRY
138 _mesa_IndexPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
141 extern void GLAPIENTRY
142 _mesa_TexCoordPointer_no_error(GLint size
, GLenum type
, GLsizei stride
,
144 extern void GLAPIENTRY
145 _mesa_TexCoordPointer(GLint size
, GLenum type
, GLsizei stride
,
149 extern void GLAPIENTRY
150 _mesa_EdgeFlagPointer_no_error(GLsizei stride
, const GLvoid
*ptr
);
151 extern void GLAPIENTRY
152 _mesa_EdgeFlagPointer(GLsizei stride
, const GLvoid
*ptr
);
155 extern void GLAPIENTRY
156 _mesa_VertexPointerEXT(GLint size
, GLenum type
, GLsizei stride
,
157 GLsizei count
, const GLvoid
*ptr
);
160 extern void GLAPIENTRY
161 _mesa_NormalPointerEXT(GLenum type
, GLsizei stride
, GLsizei count
,
165 extern void GLAPIENTRY
166 _mesa_ColorPointerEXT(GLint size
, GLenum type
, GLsizei stride
, GLsizei count
,
170 extern void GLAPIENTRY
171 _mesa_IndexPointerEXT(GLenum type
, GLsizei stride
, GLsizei count
,
175 extern void GLAPIENTRY
176 _mesa_TexCoordPointerEXT(GLint size
, GLenum type
, GLsizei stride
,
177 GLsizei count
, const GLvoid
*ptr
);
180 extern void GLAPIENTRY
181 _mesa_EdgeFlagPointerEXT(GLsizei stride
, GLsizei count
, const GLboolean
*ptr
);
183 extern void GLAPIENTRY
184 _mesa_FogCoordPointer_no_error(GLenum type
, GLsizei stride
,
186 extern void GLAPIENTRY
187 _mesa_FogCoordPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
190 extern void GLAPIENTRY
191 _mesa_SecondaryColorPointer_no_error(GLint size
, GLenum type
,
192 GLsizei stride
, const GLvoid
*ptr
);
193 extern void GLAPIENTRY
194 _mesa_SecondaryColorPointer(GLint size
, GLenum type
,
195 GLsizei stride
, const GLvoid
*ptr
);
198 extern void GLAPIENTRY
199 _mesa_PointSizePointerOES_no_error(GLenum type
, GLsizei stride
,
201 extern void GLAPIENTRY
202 _mesa_PointSizePointerOES(GLenum type
, GLsizei stride
, const GLvoid
*ptr
);
205 extern void GLAPIENTRY
206 _mesa_VertexAttribPointer_no_error(GLuint index
, GLint size
, GLenum type
,
207 GLboolean normalized
, GLsizei stride
,
208 const GLvoid
*pointer
);
209 extern void GLAPIENTRY
210 _mesa_VertexAttribPointer(GLuint index
, GLint size
, GLenum type
,
211 GLboolean normalized
, GLsizei stride
,
212 const GLvoid
*pointer
);
215 _mesa_VertexAttribIPointer_no_error(GLuint index
, GLint size
, GLenum type
,
216 GLsizei stride
, const GLvoid
*ptr
);
218 _mesa_VertexAttribIPointer(GLuint index
, GLint size
, GLenum type
,
219 GLsizei stride
, const GLvoid
*ptr
);
221 extern void GLAPIENTRY
222 _mesa_VertexAttribLPointer_no_error(GLuint index
, GLint size
, GLenum type
,
223 GLsizei stride
, const GLvoid
*pointer
);
224 extern void GLAPIENTRY
225 _mesa_VertexAttribLPointer(GLuint index
, GLint size
, GLenum type
,
226 GLsizei stride
, const GLvoid
*pointer
);
228 extern void GLAPIENTRY
229 _mesa_EnableVertexAttribArray(GLuint index
);
231 extern void GLAPIENTRY
232 _mesa_EnableVertexAttribArray_no_error(GLuint index
);
235 extern void GLAPIENTRY
236 _mesa_EnableVertexArrayAttrib(GLuint vaobj
, GLuint index
);
238 extern void GLAPIENTRY
239 _mesa_EnableVertexArrayAttrib_no_error(GLuint vaobj
, GLuint index
);
243 extern void GLAPIENTRY
244 _mesa_DisableVertexAttribArray(GLuint index
);
246 extern void GLAPIENTRY
247 _mesa_DisableVertexAttribArray_no_error(GLuint index
);
250 extern void GLAPIENTRY
251 _mesa_DisableVertexArrayAttrib(GLuint vaobj
, GLuint index
);
253 extern void GLAPIENTRY
254 _mesa_DisableVertexArrayAttrib_no_error(GLuint vaobj
, GLuint index
);
257 extern void GLAPIENTRY
258 _mesa_GetVertexAttribdv(GLuint index
, GLenum pname
, GLdouble
*params
);
260 extern void GLAPIENTRY
261 _mesa_GetVertexAttribfv(GLuint index
, GLenum pname
, GLfloat
*params
);
263 extern void GLAPIENTRY
264 _mesa_GetVertexAttribLdv(GLuint index
, GLenum pname
, GLdouble
*params
);
266 extern void GLAPIENTRY
267 _mesa_GetVertexAttribiv(GLuint index
, GLenum pname
, GLint
*params
);
269 extern void GLAPIENTRY
270 _mesa_GetVertexAttribLui64vARB(GLuint index
, GLenum pname
, GLuint64EXT
*params
);
273 extern void GLAPIENTRY
274 _mesa_GetVertexAttribIiv(GLuint index
, GLenum pname
, GLint
*params
);
277 extern void GLAPIENTRY
278 _mesa_GetVertexAttribIuiv(GLuint index
, GLenum pname
, GLuint
*params
);
281 extern void GLAPIENTRY
282 _mesa_GetVertexAttribPointerv(GLuint index
, GLenum pname
, GLvoid
**pointer
);
286 _mesa_GetVertexArrayIndexediv(GLuint vaobj
, GLuint index
,
287 GLenum pname
, GLint
*param
);
291 _mesa_GetVertexArrayIndexed64iv(GLuint vaobj
, GLuint index
,
292 GLenum pname
, GLint64
*param
);
295 extern void GLAPIENTRY
296 _mesa_InterleavedArrays(GLenum format
, GLsizei stride
, const GLvoid
*pointer
);
299 extern void GLAPIENTRY
300 _mesa_MultiDrawArrays(GLenum mode
, const GLint
*first
,
301 const GLsizei
*count
, GLsizei primcount
);
303 extern void GLAPIENTRY
304 _mesa_MultiDrawElementsEXT(GLenum mode
, const GLsizei
*count
, GLenum type
,
305 const GLvoid
**indices
, GLsizei primcount
);
307 extern void GLAPIENTRY
308 _mesa_MultiDrawElementsBaseVertex(GLenum mode
,
309 const GLsizei
*count
, GLenum type
,
310 const GLvoid
**indices
, GLsizei primcount
,
311 const GLint
*basevertex
);
313 extern void GLAPIENTRY
314 _mesa_MultiModeDrawArraysIBM(const GLenum
* mode
, const GLint
* first
,
315 const GLsizei
* count
,
316 GLsizei primcount
, GLint modestride
);
319 extern void GLAPIENTRY
320 _mesa_MultiModeDrawElementsIBM(const GLenum
* mode
, const GLsizei
* count
,
321 GLenum type
, const GLvoid
* const * indices
,
322 GLsizei primcount
, GLint modestride
);
324 extern void GLAPIENTRY
325 _mesa_LockArraysEXT(GLint first
, GLsizei count
);
327 extern void GLAPIENTRY
328 _mesa_UnlockArraysEXT(void);
331 extern void GLAPIENTRY
332 _mesa_DrawArrays(GLenum mode
, GLint first
, GLsizei count
);
334 extern void GLAPIENTRY
335 _mesa_DrawArraysInstanced(GLenum mode
, GLint first
, GLsizei count
,
338 extern void GLAPIENTRY
339 _mesa_DrawElements(GLenum mode
, GLsizei count
, GLenum type
,
340 const GLvoid
*indices
);
342 extern void GLAPIENTRY
343 _mesa_DrawRangeElements(GLenum mode
, GLuint start
, GLuint end
, GLsizei count
,
344 GLenum type
, const GLvoid
*indices
);
346 extern void GLAPIENTRY
347 _mesa_DrawElementsBaseVertex(GLenum mode
, GLsizei count
, GLenum type
,
348 const GLvoid
*indices
, GLint basevertex
);
350 extern void GLAPIENTRY
351 _mesa_DrawRangeElementsBaseVertex(GLenum mode
, GLuint start
, GLuint end
,
352 GLsizei count
, GLenum type
,
353 const GLvoid
*indices
,
356 extern void GLAPIENTRY
357 _mesa_DrawTransformFeedback(GLenum mode
, GLuint name
);
360 _mesa_PrimitiveRestartIndex_no_error(GLuint index
);
362 extern void GLAPIENTRY
363 _mesa_PrimitiveRestartIndex(GLuint index
);
365 extern void GLAPIENTRY
366 _mesa_VertexAttribDivisor_no_error(GLuint index
, GLuint divisor
);
367 extern void GLAPIENTRY
368 _mesa_VertexAttribDivisor(GLuint index
, GLuint divisor
);
370 static inline unsigned
371 _mesa_primitive_restart_index(const struct gl_context
*ctx
,
374 /* From the OpenGL 4.3 core specification, page 302:
375 * "If both PRIMITIVE_RESTART and PRIMITIVE_RESTART_FIXED_INDEX are
376 * enabled, the index value determined by PRIMITIVE_RESTART_FIXED_INDEX
379 if (ctx
->Array
.PrimitiveRestartFixedIndex
) {
380 /* 1 -> 0xff, 2 -> 0xffff, 4 -> 0xffffffff */
381 return 0xffffffffu
>> 8 * (4 - index_size
);
384 return ctx
->Array
.RestartIndex
;
387 extern void GLAPIENTRY
388 _mesa_BindVertexBuffer_no_error(GLuint bindingIndex
, GLuint buffer
,
389 GLintptr offset
, GLsizei stride
);
390 extern void GLAPIENTRY
391 _mesa_BindVertexBuffer(GLuint bindingIndex
, GLuint buffer
, GLintptr offset
,
395 _mesa_VertexArrayVertexBuffer_no_error(GLuint vaobj
, GLuint bindingIndex
,
396 GLuint buffer
, GLintptr offset
,
398 extern void GLAPIENTRY
399 _mesa_VertexArrayVertexBuffer(GLuint vaobj
, GLuint bindingIndex
, GLuint buffer
,
400 GLintptr offset
, GLsizei stride
);
403 _mesa_BindVertexBuffers_no_error(GLuint first
, GLsizei count
,
404 const GLuint
*buffers
, const GLintptr
*offsets
,
405 const GLsizei
*strides
);
407 extern void GLAPIENTRY
408 _mesa_BindVertexBuffers(GLuint first
, GLsizei count
, const GLuint
*buffers
,
409 const GLintptr
*offsets
, const GLsizei
*strides
);
412 _mesa_VertexArrayVertexBuffers_no_error(GLuint vaobj
, GLuint first
,
413 GLsizei count
, const GLuint
*buffers
,
414 const GLintptr
*offsets
,
415 const GLsizei
*strides
);
417 extern void GLAPIENTRY
418 _mesa_VertexArrayVertexBuffers(GLuint vaobj
, GLuint first
, GLsizei count
,
419 const GLuint
*buffers
,
420 const GLintptr
*offsets
, const GLsizei
*strides
);
422 extern void GLAPIENTRY
423 _mesa_VertexAttribFormat(GLuint attribIndex
, GLint size
, GLenum type
,
424 GLboolean normalized
, GLuint relativeOffset
);
426 extern void GLAPIENTRY
427 _mesa_VertexArrayAttribFormat(GLuint vaobj
, GLuint attribIndex
, GLint size
,
428 GLenum type
, GLboolean normalized
,
429 GLuint relativeOffset
);
431 extern void GLAPIENTRY
432 _mesa_VertexAttribIFormat(GLuint attribIndex
, GLint size
, GLenum type
,
433 GLuint relativeOffset
);
435 extern void GLAPIENTRY
436 _mesa_VertexArrayAttribIFormat(GLuint vaobj
, GLuint attribIndex
,
437 GLint size
, GLenum type
,
438 GLuint relativeOffset
);
440 extern void GLAPIENTRY
441 _mesa_VertexAttribLFormat(GLuint attribIndex
, GLint size
, GLenum type
,
442 GLuint relativeOffset
);
444 extern void GLAPIENTRY
445 _mesa_VertexArrayAttribLFormat(GLuint vaobj
, GLuint attribIndex
,
446 GLint size
, GLenum type
,
447 GLuint relativeOffset
);
450 _mesa_VertexAttribBinding_no_error(GLuint attribIndex
, GLuint bindingIndex
);
452 extern void GLAPIENTRY
453 _mesa_VertexAttribBinding(GLuint attribIndex
, GLuint bindingIndex
);
456 _mesa_VertexArrayAttribBinding_no_error(GLuint vaobj
, GLuint attribIndex
,
457 GLuint bindingIndex
);
459 extern void GLAPIENTRY
460 _mesa_VertexArrayAttribBinding(GLuint vaobj
, GLuint attribIndex
,
461 GLuint bindingIndex
);
464 _mesa_VertexBindingDivisor_no_error(GLuint bindingIndex
, GLuint divisor
);
466 extern void GLAPIENTRY
467 _mesa_VertexBindingDivisor(GLuint bindingIndex
, GLuint divisor
);
470 _mesa_VertexArrayBindingDivisor_no_error(GLuint vaobj
, GLuint bindingIndex
,
473 extern void GLAPIENTRY
474 _mesa_VertexArrayBindingDivisor(GLuint vaobj
, GLuint bindingIndex
,
478 _mesa_copy_client_array(struct gl_context
*ctx
,
479 struct gl_vertex_array
*dst
,
480 struct gl_vertex_array
*src
);
483 _mesa_copy_vertex_attrib_array(struct gl_context
*ctx
,
484 struct gl_array_attributes
*dst
,
485 const struct gl_array_attributes
*src
);
488 _mesa_copy_vertex_buffer_binding(struct gl_context
*ctx
,
489 struct gl_vertex_buffer_binding
*dst
,
490 const struct gl_vertex_buffer_binding
*src
);
493 _mesa_print_arrays(struct gl_context
*ctx
);
496 _mesa_init_varray(struct gl_context
*ctx
);
499 _mesa_free_varray_data(struct gl_context
*ctx
);