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.
28 #include <inttypes.h> /* for PRId64 macro */
32 #include "bufferobj.h"
42 #include "main/dispatch.h"
45 /** Used to do error checking for GL_EXT_vertex_array_bgra */
49 /** Used to indicate which GL datatypes are accepted by each of the
50 * glVertex/Color/Attrib/EtcPointer() functions.
52 #define BOOL_BIT (1 << 0)
53 #define BYTE_BIT (1 << 1)
54 #define UNSIGNED_BYTE_BIT (1 << 2)
55 #define SHORT_BIT (1 << 3)
56 #define UNSIGNED_SHORT_BIT (1 << 4)
57 #define INT_BIT (1 << 5)
58 #define UNSIGNED_INT_BIT (1 << 6)
59 #define HALF_BIT (1 << 7)
60 #define FLOAT_BIT (1 << 8)
61 #define DOUBLE_BIT (1 << 9)
62 #define FIXED_ES_BIT (1 << 10)
63 #define FIXED_GL_BIT (1 << 11)
64 #define UNSIGNED_INT_2_10_10_10_REV_BIT (1 << 12)
65 #define INT_2_10_10_10_REV_BIT (1 << 13)
66 #define UNSIGNED_INT_10F_11F_11F_REV_BIT (1 << 14)
67 #define ALL_TYPE_BITS ((1 << 15) - 1)
69 #define ATTRIB_FORMAT_TYPES_MASK (BYTE_BIT | UNSIGNED_BYTE_BIT | \
70 SHORT_BIT | UNSIGNED_SHORT_BIT | \
71 INT_BIT | UNSIGNED_INT_BIT | \
72 HALF_BIT | FLOAT_BIT | DOUBLE_BIT | \
74 UNSIGNED_INT_2_10_10_10_REV_BIT | \
75 INT_2_10_10_10_REV_BIT | \
76 UNSIGNED_INT_10F_11F_11F_REV_BIT)
78 #define ATTRIB_IFORMAT_TYPES_MASK (BYTE_BIT | UNSIGNED_BYTE_BIT | \
79 SHORT_BIT | UNSIGNED_SHORT_BIT | \
80 INT_BIT | UNSIGNED_INT_BIT)
82 #define ATTRIB_LFORMAT_TYPES_MASK DOUBLE_BIT
85 /** Convert GL datatype enum into a <type>_BIT value seen above */
87 type_to_bit(const struct gl_context
*ctx
, GLenum type
)
94 case GL_UNSIGNED_BYTE
:
95 return UNSIGNED_BYTE_BIT
;
98 case GL_UNSIGNED_SHORT
:
99 return UNSIGNED_SHORT_BIT
;
102 case GL_UNSIGNED_INT
:
103 return UNSIGNED_INT_BIT
;
105 case GL_HALF_FLOAT_OES
:
106 if (ctx
->Extensions
.ARB_half_float_vertex
)
115 return _mesa_is_desktop_gl(ctx
) ? FIXED_GL_BIT
: FIXED_ES_BIT
;
116 case GL_UNSIGNED_INT_2_10_10_10_REV
:
117 return UNSIGNED_INT_2_10_10_10_REV_BIT
;
118 case GL_INT_2_10_10_10_REV
:
119 return INT_2_10_10_10_REV_BIT
;
120 case GL_UNSIGNED_INT_10F_11F_11F_REV
:
121 return UNSIGNED_INT_10F_11F_11F_REV_BIT
;
129 * Sets the BufferBindingIndex field for the vertex attribute given by
133 vertex_attrib_binding(struct gl_context
*ctx
,
134 struct gl_vertex_array_object
*vao
,
138 struct gl_array_attributes
*array
= &vao
->VertexAttrib
[attribIndex
];
140 if (array
->BufferBindingIndex
!= bindingIndex
) {
141 const GLbitfield64 array_bit
= VERT_BIT(attribIndex
);
143 if (_mesa_is_bufferobj(vao
->BufferBinding
[bindingIndex
].BufferObj
))
144 vao
->VertexAttribBufferMask
|= array_bit
;
146 FLUSH_VERTICES(ctx
, _NEW_ARRAY
);
148 vao
->BufferBinding
[array
->BufferBindingIndex
]._BoundArrays
&= ~array_bit
;
149 vao
->BufferBinding
[bindingIndex
]._BoundArrays
|= array_bit
;
151 array
->BufferBindingIndex
= bindingIndex
;
153 vao
->NewArrays
|= array_bit
;
159 * Binds a buffer object to the vertex buffer binding point given by index,
160 * and sets the Offset and Stride fields.
163 _mesa_bind_vertex_buffer(struct gl_context
*ctx
,
164 struct gl_vertex_array_object
*vao
,
166 struct gl_buffer_object
*vbo
,
167 GLintptr offset
, GLsizei stride
)
169 struct gl_vertex_buffer_binding
*binding
= &vao
->BufferBinding
[index
];
171 if (binding
->BufferObj
!= vbo
||
172 binding
->Offset
!= offset
||
173 binding
->Stride
!= stride
) {
175 FLUSH_VERTICES(ctx
, _NEW_ARRAY
);
177 _mesa_reference_buffer_object(ctx
, &binding
->BufferObj
, vbo
);
179 binding
->Offset
= offset
;
180 binding
->Stride
= stride
;
182 if (!_mesa_is_bufferobj(vbo
))
183 vao
->VertexAttribBufferMask
&= ~binding
->_BoundArrays
;
185 vao
->VertexAttribBufferMask
|= binding
->_BoundArrays
;
187 vao
->NewArrays
|= binding
->_BoundArrays
;
193 * Sets the InstanceDivisor field in the vertex buffer binding point
194 * given by bindingIndex.
197 vertex_binding_divisor(struct gl_context
*ctx
,
198 struct gl_vertex_array_object
*vao
,
202 struct gl_vertex_buffer_binding
*binding
=
203 &vao
->BufferBinding
[bindingIndex
];
205 if (binding
->InstanceDivisor
!= divisor
) {
206 FLUSH_VERTICES(ctx
, _NEW_ARRAY
);
207 binding
->InstanceDivisor
= divisor
;
208 vao
->NewArrays
|= binding
->_BoundArrays
;
214 * Examine the API profile and extensions to determine which types are legal
215 * for vertex arrays. This is called once from update_array_format().
218 get_legal_types_mask(const struct gl_context
*ctx
)
220 GLbitfield legalTypesMask
= ALL_TYPE_BITS
;
222 if (_mesa_is_gles(ctx
)) {
223 legalTypesMask
&= ~(FIXED_GL_BIT
|
225 UNSIGNED_INT_10F_11F_11F_REV_BIT
);
227 /* GL_INT and GL_UNSIGNED_INT data is not allowed in OpenGL ES until
228 * 3.0. The 2_10_10_10 types are added in OpenGL ES 3.0 or
229 * GL_OES_vertex_type_10_10_10_2. GL_HALF_FLOAT data is not allowed
230 * until 3.0 or with the GL_OES_vertex_half float extension, which isn't
231 * quite as trivial as we'd like because it uses a different enum value
232 * for GL_HALF_FLOAT_OES.
234 if (ctx
->Version
< 30) {
235 legalTypesMask
&= ~(UNSIGNED_INT_BIT
|
237 UNSIGNED_INT_2_10_10_10_REV_BIT
|
238 INT_2_10_10_10_REV_BIT
);
240 if (!_mesa_has_OES_vertex_half_float(ctx
))
241 legalTypesMask
&= ~HALF_BIT
;
245 legalTypesMask
&= ~FIXED_ES_BIT
;
247 if (!ctx
->Extensions
.ARB_ES2_compatibility
)
248 legalTypesMask
&= ~FIXED_GL_BIT
;
250 if (!ctx
->Extensions
.ARB_vertex_type_2_10_10_10_rev
)
251 legalTypesMask
&= ~(UNSIGNED_INT_2_10_10_10_REV_BIT
|
252 INT_2_10_10_10_REV_BIT
);
254 if (!ctx
->Extensions
.ARB_vertex_type_10f_11f_11f_rev
)
255 legalTypesMask
&= ~UNSIGNED_INT_10F_11F_11F_REV_BIT
;
258 return legalTypesMask
;
262 get_array_format(const struct gl_context
*ctx
, GLint sizeMax
, GLint
*size
)
264 GLenum format
= GL_RGBA
;
266 /* Do size parameter checking.
267 * If sizeMax = BGRA_OR_4 it means that size = GL_BGRA is legal and
268 * must be handled specially.
270 if (ctx
->Extensions
.EXT_vertex_array_bgra
&& sizeMax
== BGRA_OR_4
&&
281 * \param attrib The index of the attribute array
282 * \param size Components per element (1, 2, 3 or 4)
283 * \param type Datatype of each component (GL_FLOAT, GL_INT, etc)
284 * \param format Either GL_RGBA or GL_BGRA.
285 * \param normalized Whether integer types are converted to floats in [-1, 1]
286 * \param integer Integer-valued values (will not be normalized to [-1, 1])
287 * \param doubles Double values not reduced to floats
288 * \param relativeOffset Offset of the first element relative to the binding
290 * \param flush_verties Should \c FLUSH_VERTICES be invoked before updating
294 _mesa_update_array_format(struct gl_context
*ctx
,
295 struct gl_vertex_array_object
*vao
,
296 GLuint attrib
, GLint size
, GLenum type
,
297 GLenum format
, GLboolean normalized
,
298 GLboolean integer
, GLboolean doubles
,
299 GLuint relativeOffset
)
301 struct gl_array_attributes
*const array
= &vao
->VertexAttrib
[attrib
];
306 elementSize
= _mesa_bytes_per_vertex_attrib(size
, type
);
307 assert(elementSize
!= -1);
311 array
->Format
= format
;
312 array
->Normalized
= normalized
;
313 array
->Integer
= integer
;
314 array
->Doubles
= doubles
;
315 array
->RelativeOffset
= relativeOffset
;
316 array
->_ElementSize
= elementSize
;
318 vao
->NewArrays
|= VERT_BIT(attrib
);
319 ctx
->NewState
|= _NEW_ARRAY
;
323 * Does error checking of the format in an attrib array.
325 * Called by *Pointer() and VertexAttrib*Format().
327 * \param func Name of calling function used for error reporting
328 * \param attrib The index of the attribute array
329 * \param legalTypes Bitmask of *_BIT above indicating legal datatypes
330 * \param sizeMin Min allowable size value
331 * \param sizeMax Max allowable size value (may also be BGRA_OR_4)
332 * \param size Components per element (1, 2, 3 or 4)
333 * \param type Datatype of each component (GL_FLOAT, GL_INT, etc)
334 * \param normalized Whether integer types are converted to floats in [-1, 1]
335 * \param integer Integer-valued values (will not be normalized to [-1, 1])
336 * \param doubles Double values not reduced to floats
337 * \param relativeOffset Offset of the first element relative to the binding offset.
338 * \return bool True if validation is successful, False otherwise.
341 validate_array_format(struct gl_context
*ctx
, const char *func
,
342 struct gl_vertex_array_object
*vao
,
343 GLuint attrib
, GLbitfield legalTypesMask
,
344 GLint sizeMin
, GLint sizeMax
,
345 GLint size
, GLenum type
, GLboolean normalized
,
346 GLboolean integer
, GLboolean doubles
,
347 GLuint relativeOffset
, GLenum format
)
351 /* at most, one of these bools can be true */
352 assert((int) normalized
+ (int) integer
+ (int) doubles
<= 1);
354 if (ctx
->Array
.LegalTypesMask
== 0 || ctx
->Array
.LegalTypesMaskAPI
!= ctx
->API
) {
355 /* Compute the LegalTypesMask only once, unless the context API has
356 * changed, in which case we want to compute it again. We can't do this
357 * in _mesa_init_varrays() below because extensions are not yet enabled
360 ctx
->Array
.LegalTypesMask
= get_legal_types_mask(ctx
);
361 ctx
->Array
.LegalTypesMaskAPI
= ctx
->API
;
364 legalTypesMask
&= ctx
->Array
.LegalTypesMask
;
366 if (_mesa_is_gles(ctx
) && sizeMax
== BGRA_OR_4
) {
367 /* BGRA ordering is not supported in ES contexts.
372 typeBit
= type_to_bit(ctx
, type
);
373 if (typeBit
== 0x0 || (typeBit
& legalTypesMask
) == 0x0) {
374 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(type = %s)",
375 func
, _mesa_enum_to_string(type
));
379 if (format
== GL_BGRA
) {
380 /* Page 298 of the PDF of the OpenGL 4.3 (Core Profile) spec says:
382 * "An INVALID_OPERATION error is generated under any of the following
385 * • size is BGRA and type is not UNSIGNED_BYTE, INT_2_10_10_10_REV
386 * or UNSIGNED_INT_2_10_10_10_REV;
388 * • size is BGRA and normalized is FALSE;"
390 bool bgra_error
= false;
392 if (ctx
->Extensions
.ARB_vertex_type_2_10_10_10_rev
) {
393 if (type
!= GL_UNSIGNED_INT_2_10_10_10_REV
&&
394 type
!= GL_INT_2_10_10_10_REV
&&
395 type
!= GL_UNSIGNED_BYTE
)
397 } else if (type
!= GL_UNSIGNED_BYTE
)
401 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(size=GL_BGRA and type=%s)",
402 func
, _mesa_enum_to_string(type
));
407 _mesa_error(ctx
, GL_INVALID_OPERATION
,
408 "%s(size=GL_BGRA and normalized=GL_FALSE)", func
);
412 else if (size
< sizeMin
|| size
> sizeMax
|| size
> 4) {
413 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(size=%d)", func
, size
);
417 if (ctx
->Extensions
.ARB_vertex_type_2_10_10_10_rev
&&
418 (type
== GL_UNSIGNED_INT_2_10_10_10_REV
||
419 type
== GL_INT_2_10_10_10_REV
) && size
!= 4) {
420 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(size=%d)", func
, size
);
424 /* The ARB_vertex_attrib_binding_spec says:
426 * An INVALID_VALUE error is generated if <relativeoffset> is larger than
427 * the value of MAX_VERTEX_ATTRIB_RELATIVE_OFFSET.
429 if (relativeOffset
> ctx
->Const
.MaxVertexAttribRelativeOffset
) {
430 _mesa_error(ctx
, GL_INVALID_VALUE
,
431 "%s(relativeOffset=%d > "
432 "GL_MAX_VERTEX_ATTRIB_RELATIVE_OFFSET)",
433 func
, relativeOffset
);
437 if (ctx
->Extensions
.ARB_vertex_type_10f_11f_11f_rev
&&
438 type
== GL_UNSIGNED_INT_10F_11F_11F_REV
&& size
!= 3) {
439 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(size=%d)", func
, size
);
447 * Do error checking for glVertex/Color/TexCoord/...Pointer functions.
449 * \param func name of calling function used for error reporting
450 * \param attrib the attribute array index to update
451 * \param legalTypes bitmask of *_BIT above indicating legal datatypes
452 * \param sizeMin min allowable size value
453 * \param sizeMax max allowable size value (may also be BGRA_OR_4)
454 * \param size components per element (1, 2, 3 or 4)
455 * \param type datatype of each component (GL_FLOAT, GL_INT, etc)
456 * \param stride stride between elements, in elements
457 * \param normalized are integer types converted to floats in [-1, 1]?
458 * \param integer integer-valued values (will not be normalized to [-1,1])
459 * \param doubles Double values not reduced to floats
460 * \param ptr the address (or offset inside VBO) of the array data
463 validate_array(struct gl_context
*ctx
, const char *func
,
464 GLuint attrib
, GLbitfield legalTypesMask
,
465 GLint sizeMin
, GLint sizeMax
,
466 GLint size
, GLenum type
, GLsizei stride
,
467 GLboolean normalized
, GLboolean integer
, GLboolean doubles
,
470 struct gl_vertex_array_object
*vao
= ctx
->Array
.VAO
;
472 /* Page 407 (page 423 of the PDF) of the OpenGL 3.0 spec says:
474 * "Client vertex arrays - all vertex array attribute pointers must
475 * refer to buffer objects (section 2.9.2). The default vertex array
476 * object (the name zero) is also deprecated. Calling
477 * VertexAttribPointer when no buffer object or no vertex array object
478 * is bound will generate an INVALID_OPERATION error..."
480 * The check for VBOs is handled below.
482 if (ctx
->API
== API_OPENGL_CORE
&& (vao
== ctx
->Array
.DefaultVAO
)) {
483 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(no array object bound)",
489 _mesa_error( ctx
, GL_INVALID_VALUE
, "%s(stride=%d)", func
, stride
);
493 if (ctx
->API
== API_OPENGL_CORE
&& ctx
->Version
>= 44 &&
494 stride
> ctx
->Const
.MaxVertexAttribStride
) {
495 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(stride=%d > "
496 "GL_MAX_VERTEX_ATTRIB_STRIDE)", func
, stride
);
500 /* Page 29 (page 44 of the PDF) of the OpenGL 3.3 spec says:
502 * "An INVALID_OPERATION error is generated under any of the following
507 * * any of the *Pointer commands specifying the location and
508 * organization of vertex array data are called while zero is bound
509 * to the ARRAY_BUFFER buffer object binding point (see section
510 * 2.9.6), and the pointer argument is not NULL."
512 if (ptr
!= NULL
&& vao
!= ctx
->Array
.DefaultVAO
&&
513 !_mesa_is_bufferobj(ctx
->Array
.ArrayBufferObj
)) {
514 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(non-VBO array)", func
);
521 validate_array_and_format(struct gl_context
*ctx
, const char *func
,
522 GLuint attrib
, GLbitfield legalTypes
,
523 GLint sizeMin
, GLint sizeMax
,
524 GLint size
, GLenum type
, GLsizei stride
,
525 GLboolean normalized
, GLboolean integer
,
526 GLboolean doubles
, GLenum format
, const GLvoid
*ptr
,
527 struct gl_vertex_array_object
*vao
)
529 validate_array(ctx
, func
, attrib
, legalTypes
, sizeMin
, sizeMax
, size
,
530 type
, stride
, normalized
, integer
, doubles
, ptr
);
532 return validate_array_format(ctx
, func
, vao
, attrib
, legalTypes
, sizeMin
,
533 sizeMax
, size
, type
, normalized
, integer
,
539 * Update state for glVertex/Color/TexCoord/...Pointer functions.
541 * \param attrib the attribute array index to update
542 * \param format Either GL_RGBA or GL_BGRA.
543 * \param sizeMax max allowable size value (may also be BGRA_OR_4)
544 * \param size components per element (1, 2, 3 or 4)
545 * \param type datatype of each component (GL_FLOAT, GL_INT, etc)
546 * \param stride stride between elements, in elements
547 * \param normalized are integer types converted to floats in [-1, 1]?
548 * \param integer integer-valued values (will not be normalized to [-1,1])
549 * \param doubles Double values not reduced to floats
550 * \param ptr the address (or offset inside VBO) of the array data
553 update_array(struct gl_context
*ctx
,
554 GLuint attrib
, GLenum format
,
556 GLint size
, GLenum type
, GLsizei stride
,
557 GLboolean normalized
, GLboolean integer
, GLboolean doubles
,
560 struct gl_vertex_array_object
*vao
= ctx
->Array
.VAO
;
562 _mesa_update_array_format(ctx
, vao
, attrib
, size
, type
, format
,
563 normalized
, integer
, doubles
, 0);
565 /* Reset the vertex attrib binding */
566 vertex_attrib_binding(ctx
, vao
, attrib
, attrib
);
568 /* The Stride and Ptr fields are not set by update_array_format() */
569 struct gl_array_attributes
*array
= &vao
->VertexAttrib
[attrib
];
570 array
->Stride
= stride
;
573 /* Update the vertex buffer binding */
574 GLsizei effectiveStride
= stride
!= 0 ? stride
: array
->_ElementSize
;
575 _mesa_bind_vertex_buffer(ctx
, vao
, attrib
,
576 ctx
->Array
.ArrayBufferObj
, (GLintptr
) ptr
,
581 _mesa_VertexPointer_no_error(GLint size
, GLenum type
, GLsizei stride
,
584 GET_CURRENT_CONTEXT(ctx
);
585 FLUSH_VERTICES(ctx
, 0);
587 update_array(ctx
, VERT_ATTRIB_POS
, GL_RGBA
, 4, size
, type
, stride
,
588 GL_FALSE
, GL_FALSE
, GL_FALSE
, ptr
);
593 _mesa_VertexPointer(GLint size
, GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
595 GET_CURRENT_CONTEXT(ctx
);
597 FLUSH_VERTICES(ctx
, 0);
599 GLenum format
= GL_RGBA
;
600 GLbitfield legalTypes
= (ctx
->API
== API_OPENGLES
)
601 ? (BYTE_BIT
| SHORT_BIT
| FLOAT_BIT
| FIXED_ES_BIT
)
602 : (SHORT_BIT
| INT_BIT
| FLOAT_BIT
|
603 DOUBLE_BIT
| HALF_BIT
|
604 UNSIGNED_INT_2_10_10_10_REV_BIT
|
605 INT_2_10_10_10_REV_BIT
);
607 if (!validate_array_and_format(ctx
, "glVertexPointer", VERT_ATTRIB_POS
,
608 legalTypes
, 2, 4, size
, type
, stride
,
609 GL_FALSE
, GL_FALSE
, GL_FALSE
, format
,
610 ptr
, ctx
->Array
.VAO
))
613 update_array(ctx
, VERT_ATTRIB_POS
, format
, 4, size
, type
, stride
,
614 GL_FALSE
, GL_FALSE
, GL_FALSE
, ptr
);
619 _mesa_NormalPointer_no_error(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
621 GET_CURRENT_CONTEXT(ctx
);
622 FLUSH_VERTICES(ctx
, 0);
624 update_array(ctx
, VERT_ATTRIB_NORMAL
, GL_RGBA
, 3, 3, type
, stride
, GL_TRUE
,
625 GL_FALSE
, GL_FALSE
, ptr
);
630 _mesa_NormalPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
632 GET_CURRENT_CONTEXT(ctx
);
634 FLUSH_VERTICES(ctx
, 0);
636 GLenum format
= GL_RGBA
;
637 const GLbitfield legalTypes
= (ctx
->API
== API_OPENGLES
)
638 ? (BYTE_BIT
| SHORT_BIT
| FLOAT_BIT
| FIXED_ES_BIT
)
639 : (BYTE_BIT
| SHORT_BIT
| INT_BIT
|
640 HALF_BIT
| FLOAT_BIT
| DOUBLE_BIT
|
641 UNSIGNED_INT_2_10_10_10_REV_BIT
|
642 INT_2_10_10_10_REV_BIT
);
644 if (!validate_array_and_format(ctx
, "glNormalPointer",
645 VERT_ATTRIB_NORMAL
, legalTypes
, 3, 3, 3,
646 type
, stride
, GL_TRUE
, GL_FALSE
,
647 GL_FALSE
, format
, ptr
, ctx
->Array
.VAO
))
650 update_array(ctx
, VERT_ATTRIB_NORMAL
, format
, 3, 3, type
, stride
, GL_TRUE
,
651 GL_FALSE
, GL_FALSE
, ptr
);
656 _mesa_ColorPointer_no_error(GLint size
, GLenum type
, GLsizei stride
,
659 GET_CURRENT_CONTEXT(ctx
);
660 FLUSH_VERTICES(ctx
, 0);
662 GLenum format
= get_array_format(ctx
, BGRA_OR_4
, &size
);
663 update_array(ctx
, VERT_ATTRIB_COLOR0
, format
, BGRA_OR_4
, size
,
664 type
, stride
, GL_TRUE
, GL_FALSE
, GL_FALSE
, ptr
);
669 _mesa_ColorPointer(GLint size
, GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
671 GET_CURRENT_CONTEXT(ctx
);
672 const GLint sizeMin
= (ctx
->API
== API_OPENGLES
) ? 4 : 3;
674 FLUSH_VERTICES(ctx
, 0);
676 GLenum format
= get_array_format(ctx
, BGRA_OR_4
, &size
);
677 const GLbitfield legalTypes
= (ctx
->API
== API_OPENGLES
)
678 ? (UNSIGNED_BYTE_BIT
| HALF_BIT
| FLOAT_BIT
| FIXED_ES_BIT
)
679 : (BYTE_BIT
| UNSIGNED_BYTE_BIT
|
680 SHORT_BIT
| UNSIGNED_SHORT_BIT
|
681 INT_BIT
| UNSIGNED_INT_BIT
|
682 HALF_BIT
| FLOAT_BIT
| DOUBLE_BIT
|
683 UNSIGNED_INT_2_10_10_10_REV_BIT
|
684 INT_2_10_10_10_REV_BIT
);
686 if (!validate_array_and_format(ctx
, "glColorPointer",
687 VERT_ATTRIB_COLOR0
, legalTypes
, sizeMin
,
688 BGRA_OR_4
, size
, type
, stride
, GL_TRUE
,
689 GL_FALSE
, GL_FALSE
, format
, ptr
,
693 update_array(ctx
, VERT_ATTRIB_COLOR0
, format
, BGRA_OR_4
, size
,
694 type
, stride
, GL_TRUE
, GL_FALSE
, GL_FALSE
, ptr
);
699 _mesa_FogCoordPointer_no_error(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
701 GET_CURRENT_CONTEXT(ctx
);
702 FLUSH_VERTICES(ctx
, 0);
704 update_array(ctx
, VERT_ATTRIB_FOG
, GL_RGBA
, 1, 1, type
, stride
, GL_FALSE
,
705 GL_FALSE
, GL_FALSE
, ptr
);
710 _mesa_FogCoordPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
712 GET_CURRENT_CONTEXT(ctx
);
714 FLUSH_VERTICES(ctx
, 0);
716 GLenum format
= GL_RGBA
;
717 const GLbitfield legalTypes
= (HALF_BIT
| FLOAT_BIT
| DOUBLE_BIT
);
719 if (!validate_array_and_format(ctx
, "glFogCoordPointer",
720 VERT_ATTRIB_FOG
, legalTypes
, 1, 1, 1,
721 type
, stride
, GL_FALSE
, GL_FALSE
,
722 GL_FALSE
, format
, ptr
, ctx
->Array
.VAO
))
725 update_array(ctx
, VERT_ATTRIB_FOG
, format
, 1, 1, type
, stride
, GL_FALSE
,
726 GL_FALSE
, GL_FALSE
, ptr
);
731 _mesa_IndexPointer_no_error(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
733 GET_CURRENT_CONTEXT(ctx
);
734 FLUSH_VERTICES(ctx
, 0);
736 update_array(ctx
, VERT_ATTRIB_COLOR_INDEX
, GL_RGBA
, 1, 1, type
, stride
,
737 GL_FALSE
, GL_FALSE
, GL_FALSE
, ptr
);
742 _mesa_IndexPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
744 GET_CURRENT_CONTEXT(ctx
);
746 FLUSH_VERTICES(ctx
, 0);
748 GLenum format
= GL_RGBA
;
749 const GLbitfield legalTypes
= (UNSIGNED_BYTE_BIT
| SHORT_BIT
| INT_BIT
|
750 FLOAT_BIT
| DOUBLE_BIT
);
752 if (!validate_array_and_format(ctx
, "glIndexPointer",
753 VERT_ATTRIB_COLOR_INDEX
,
754 legalTypes
, 1, 1, 1, type
, stride
,
755 GL_FALSE
, GL_FALSE
, GL_FALSE
, format
,
756 ptr
, ctx
->Array
.VAO
))
759 update_array(ctx
, VERT_ATTRIB_COLOR_INDEX
, format
, 1, 1, type
, stride
,
760 GL_FALSE
, GL_FALSE
, GL_FALSE
, ptr
);
765 _mesa_SecondaryColorPointer_no_error(GLint size
, GLenum type
,
766 GLsizei stride
, const GLvoid
*ptr
)
768 GET_CURRENT_CONTEXT(ctx
);
769 FLUSH_VERTICES(ctx
, 0);
771 GLenum format
= get_array_format(ctx
, BGRA_OR_4
, &size
);
772 update_array(ctx
, VERT_ATTRIB_COLOR1
, format
, BGRA_OR_4
, size
, type
,
773 stride
, GL_TRUE
, GL_FALSE
, GL_FALSE
, ptr
);
778 _mesa_SecondaryColorPointer(GLint size
, GLenum type
,
779 GLsizei stride
, const GLvoid
*ptr
)
781 GET_CURRENT_CONTEXT(ctx
);
783 FLUSH_VERTICES(ctx
, 0);
785 GLenum format
= get_array_format(ctx
, BGRA_OR_4
, &size
);
786 const GLbitfield legalTypes
= (BYTE_BIT
| UNSIGNED_BYTE_BIT
|
787 SHORT_BIT
| UNSIGNED_SHORT_BIT
|
788 INT_BIT
| UNSIGNED_INT_BIT
|
789 HALF_BIT
| FLOAT_BIT
| DOUBLE_BIT
|
790 UNSIGNED_INT_2_10_10_10_REV_BIT
|
791 INT_2_10_10_10_REV_BIT
);
793 if (!validate_array_and_format(ctx
, "glSecondaryColorPointer",
794 VERT_ATTRIB_COLOR1
, legalTypes
, 3,
795 BGRA_OR_4
, size
, type
, stride
,
796 GL_TRUE
, GL_FALSE
, GL_FALSE
, format
, ptr
,
800 update_array(ctx
, VERT_ATTRIB_COLOR1
, format
, BGRA_OR_4
, size
, type
,
801 stride
, GL_TRUE
, GL_FALSE
, GL_FALSE
, ptr
);
806 _mesa_TexCoordPointer_no_error(GLint size
, GLenum type
, GLsizei stride
,
809 GET_CURRENT_CONTEXT(ctx
);
810 const GLuint unit
= ctx
->Array
.ActiveTexture
;
811 FLUSH_VERTICES(ctx
, 0);
813 update_array(ctx
, VERT_ATTRIB_TEX(unit
), GL_RGBA
, 4, size
, type
,
814 stride
, GL_FALSE
, GL_FALSE
, GL_FALSE
, ptr
);
819 _mesa_TexCoordPointer(GLint size
, GLenum type
, GLsizei stride
,
822 GET_CURRENT_CONTEXT(ctx
);
823 const GLint sizeMin
= (ctx
->API
== API_OPENGLES
) ? 2 : 1;
824 const GLuint unit
= ctx
->Array
.ActiveTexture
;
826 FLUSH_VERTICES(ctx
, 0);
828 GLenum format
= GL_RGBA
;
829 const GLbitfield legalTypes
= (ctx
->API
== API_OPENGLES
)
830 ? (BYTE_BIT
| SHORT_BIT
| FLOAT_BIT
| FIXED_ES_BIT
)
831 : (SHORT_BIT
| INT_BIT
|
832 HALF_BIT
| FLOAT_BIT
| DOUBLE_BIT
|
833 UNSIGNED_INT_2_10_10_10_REV_BIT
|
834 INT_2_10_10_10_REV_BIT
);
836 if (!validate_array_and_format(ctx
, "glTexCoordPointer",
837 VERT_ATTRIB_TEX(unit
), legalTypes
,
838 sizeMin
, 4, size
, type
, stride
,
839 GL_FALSE
, GL_FALSE
, GL_FALSE
, format
, ptr
,
843 update_array(ctx
, VERT_ATTRIB_TEX(unit
), format
, 4, size
, type
,
844 stride
, GL_FALSE
, GL_FALSE
, GL_FALSE
, ptr
);
849 _mesa_EdgeFlagPointer_no_error(GLsizei stride
, const GLvoid
*ptr
)
851 /* this is the same type that glEdgeFlag uses */
852 const GLboolean integer
= GL_FALSE
;
853 GET_CURRENT_CONTEXT(ctx
);
854 FLUSH_VERTICES(ctx
, 0);
856 update_array(ctx
, VERT_ATTRIB_EDGEFLAG
, GL_RGBA
, 1, 1, GL_UNSIGNED_BYTE
,
857 stride
, GL_FALSE
, integer
, GL_FALSE
, ptr
);
862 _mesa_EdgeFlagPointer(GLsizei stride
, const GLvoid
*ptr
)
864 /* this is the same type that glEdgeFlag uses */
865 const GLboolean integer
= GL_FALSE
;
866 GET_CURRENT_CONTEXT(ctx
);
868 FLUSH_VERTICES(ctx
, 0);
870 GLenum format
= GL_RGBA
;
871 const GLbitfield legalTypes
= UNSIGNED_BYTE_BIT
;
873 if (!validate_array_and_format(ctx
, "glEdgeFlagPointer",
874 VERT_ATTRIB_EDGEFLAG
, legalTypes
,
875 1, 1, 1, GL_UNSIGNED_BYTE
, stride
,
876 GL_FALSE
, integer
, GL_FALSE
, format
, ptr
,
880 update_array(ctx
, VERT_ATTRIB_EDGEFLAG
, format
, 1, 1, GL_UNSIGNED_BYTE
,
881 stride
, GL_FALSE
, integer
, GL_FALSE
, ptr
);
886 _mesa_PointSizePointerOES_no_error(GLenum type
, GLsizei stride
,
889 GET_CURRENT_CONTEXT(ctx
);
890 FLUSH_VERTICES(ctx
, 0);
892 update_array(ctx
, VERT_ATTRIB_POINT_SIZE
, GL_RGBA
, 1, 1, type
, stride
,
893 GL_FALSE
, GL_FALSE
, GL_FALSE
, ptr
);
898 _mesa_PointSizePointerOES(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
900 GET_CURRENT_CONTEXT(ctx
);
902 FLUSH_VERTICES(ctx
, 0);
904 GLenum format
= GL_RGBA
;
905 if (ctx
->API
!= API_OPENGLES
) {
906 _mesa_error(ctx
, GL_INVALID_OPERATION
,
907 "glPointSizePointer(ES 1.x only)");
911 const GLbitfield legalTypes
= (FLOAT_BIT
| FIXED_ES_BIT
);
913 if (!validate_array_and_format(ctx
, "glPointSizePointer",
914 VERT_ATTRIB_POINT_SIZE
, legalTypes
,
915 1, 1, 1, type
, stride
, GL_FALSE
, GL_FALSE
,
916 GL_FALSE
, format
, ptr
, ctx
->Array
.VAO
))
919 update_array(ctx
, VERT_ATTRIB_POINT_SIZE
, format
, 1, 1, type
, stride
,
920 GL_FALSE
, GL_FALSE
, GL_FALSE
, ptr
);
925 _mesa_VertexAttribPointer_no_error(GLuint index
, GLint size
, GLenum type
,
926 GLboolean normalized
,
927 GLsizei stride
, const GLvoid
*ptr
)
929 GET_CURRENT_CONTEXT(ctx
);
931 GLenum format
= get_array_format(ctx
, BGRA_OR_4
, &size
);
932 update_array(ctx
, VERT_ATTRIB_GENERIC(index
), format
, BGRA_OR_4
,
933 size
, type
, stride
, normalized
, GL_FALSE
, GL_FALSE
, ptr
);
938 * Set a generic vertex attribute array.
939 * Note that these arrays DO NOT alias the conventional GL vertex arrays
940 * (position, normal, color, fog, texcoord, etc).
943 _mesa_VertexAttribPointer(GLuint index
, GLint size
, GLenum type
,
944 GLboolean normalized
,
945 GLsizei stride
, const GLvoid
*ptr
)
947 GET_CURRENT_CONTEXT(ctx
);
949 GLenum format
= get_array_format(ctx
, BGRA_OR_4
, &size
);
950 if (index
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
951 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerARB(idx)");
955 const GLbitfield legalTypes
= (BYTE_BIT
| UNSIGNED_BYTE_BIT
|
956 SHORT_BIT
| UNSIGNED_SHORT_BIT
|
957 INT_BIT
| UNSIGNED_INT_BIT
|
958 HALF_BIT
| FLOAT_BIT
| DOUBLE_BIT
|
959 FIXED_ES_BIT
| FIXED_GL_BIT
|
960 UNSIGNED_INT_2_10_10_10_REV_BIT
|
961 INT_2_10_10_10_REV_BIT
|
962 UNSIGNED_INT_10F_11F_11F_REV_BIT
);
964 if (!validate_array_and_format(ctx
, "glVertexAttribPointer",
965 VERT_ATTRIB_GENERIC(index
), legalTypes
,
966 1, BGRA_OR_4
, size
, type
, stride
,
967 normalized
, GL_FALSE
, GL_FALSE
, format
,
968 ptr
, ctx
->Array
.VAO
))
971 update_array(ctx
, VERT_ATTRIB_GENERIC(index
), format
, BGRA_OR_4
,
972 size
, type
, stride
, normalized
, GL_FALSE
, GL_FALSE
, ptr
);
977 _mesa_VertexAttribIPointer_no_error(GLuint index
, GLint size
, GLenum type
,
978 GLsizei stride
, const GLvoid
*ptr
)
980 const GLboolean normalized
= GL_FALSE
;
981 const GLboolean integer
= GL_TRUE
;
982 GET_CURRENT_CONTEXT(ctx
);
984 update_array(ctx
, VERT_ATTRIB_GENERIC(index
), GL_RGBA
, 4, size
, type
,
985 stride
, normalized
, integer
, GL_FALSE
, ptr
);
990 * GL_EXT_gpu_shader4 / GL 3.0.
991 * Set an integer-valued vertex attribute array.
992 * Note that these arrays DO NOT alias the conventional GL vertex arrays
993 * (position, normal, color, fog, texcoord, etc).
996 _mesa_VertexAttribIPointer(GLuint index
, GLint size
, GLenum type
,
997 GLsizei stride
, const GLvoid
*ptr
)
999 const GLboolean normalized
= GL_FALSE
;
1000 const GLboolean integer
= GL_TRUE
;
1001 GET_CURRENT_CONTEXT(ctx
);
1003 GLenum format
= GL_RGBA
;
1004 if (index
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
1005 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribIPointer(index)");
1009 const GLbitfield legalTypes
= (BYTE_BIT
| UNSIGNED_BYTE_BIT
|
1010 SHORT_BIT
| UNSIGNED_SHORT_BIT
|
1011 INT_BIT
| UNSIGNED_INT_BIT
);
1013 if (!validate_array_and_format(ctx
, "glVertexAttribIPointer",
1014 VERT_ATTRIB_GENERIC(index
), legalTypes
,
1015 1, 4, size
, type
, stride
,
1016 normalized
, integer
, GL_FALSE
, format
,
1017 ptr
, ctx
->Array
.VAO
))
1020 update_array(ctx
, VERT_ATTRIB_GENERIC(index
), format
, 4, size
, type
,
1021 stride
, normalized
, integer
, GL_FALSE
, ptr
);
1026 _mesa_VertexAttribLPointer_no_error(GLuint index
, GLint size
, GLenum type
,
1027 GLsizei stride
, const GLvoid
*ptr
)
1029 GET_CURRENT_CONTEXT(ctx
);
1031 update_array(ctx
, VERT_ATTRIB_GENERIC(index
), GL_RGBA
, 4, size
, type
,
1032 stride
, GL_FALSE
, GL_FALSE
, GL_TRUE
, ptr
);
1037 _mesa_VertexAttribLPointer(GLuint index
, GLint size
, GLenum type
,
1038 GLsizei stride
, const GLvoid
*ptr
)
1040 GET_CURRENT_CONTEXT(ctx
);
1042 GLenum format
= GL_RGBA
;
1043 if (index
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
1044 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribLPointer(index)");
1048 const GLbitfield legalTypes
= DOUBLE_BIT
;
1050 if (!validate_array_and_format(ctx
, "glVertexAttribLPointer",
1051 VERT_ATTRIB_GENERIC(index
), legalTypes
,
1052 1, 4, size
, type
, stride
,
1053 GL_FALSE
, GL_FALSE
, GL_TRUE
, format
,
1054 ptr
, ctx
->Array
.VAO
))
1057 update_array(ctx
, VERT_ATTRIB_GENERIC(index
), format
, 4, size
, type
,
1058 stride
, GL_FALSE
, GL_FALSE
, GL_TRUE
, ptr
);
1063 _mesa_enable_vertex_array_attrib(struct gl_context
*ctx
,
1064 struct gl_vertex_array_object
*vao
,
1067 assert(attrib
< ARRAY_SIZE(vao
->VertexAttrib
));
1069 if (!vao
->VertexAttrib
[attrib
].Enabled
) {
1070 /* was disabled, now being enabled */
1071 FLUSH_VERTICES(ctx
, _NEW_ARRAY
);
1072 vao
->VertexAttrib
[attrib
].Enabled
= GL_TRUE
;
1073 vao
->_Enabled
|= VERT_BIT(attrib
);
1074 vao
->NewArrays
|= VERT_BIT(attrib
);
1079 enable_vertex_array_attrib(struct gl_context
*ctx
,
1080 struct gl_vertex_array_object
*vao
,
1084 if (index
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
1085 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(index)", func
);
1089 _mesa_enable_vertex_array_attrib(ctx
, vao
, VERT_ATTRIB_GENERIC(index
));
1094 _mesa_EnableVertexAttribArray(GLuint index
)
1096 GET_CURRENT_CONTEXT(ctx
);
1097 enable_vertex_array_attrib(ctx
, ctx
->Array
.VAO
, index
,
1098 "glEnableVertexAttribArray");
1103 _mesa_EnableVertexAttribArray_no_error(GLuint index
)
1105 GET_CURRENT_CONTEXT(ctx
);
1106 _mesa_enable_vertex_array_attrib(ctx
, ctx
->Array
.VAO
,
1107 VERT_ATTRIB_GENERIC(index
));
1112 _mesa_EnableVertexArrayAttrib(GLuint vaobj
, GLuint index
)
1114 GET_CURRENT_CONTEXT(ctx
);
1115 struct gl_vertex_array_object
*vao
;
1117 /* The ARB_direct_state_access specification says:
1119 * "An INVALID_OPERATION error is generated by EnableVertexArrayAttrib
1120 * and DisableVertexArrayAttrib if <vaobj> is not
1121 * [compatibility profile: zero or] the name of an existing vertex
1124 vao
= _mesa_lookup_vao_err(ctx
, vaobj
, "glEnableVertexArrayAttrib");
1128 enable_vertex_array_attrib(ctx
, vao
, index
, "glEnableVertexArrayAttrib");
1133 _mesa_EnableVertexArrayAttrib_no_error(GLuint vaobj
, GLuint index
)
1135 GET_CURRENT_CONTEXT(ctx
);
1136 struct gl_vertex_array_object
*vao
= _mesa_lookup_vao(ctx
, vaobj
);
1137 _mesa_enable_vertex_array_attrib(ctx
, vao
, VERT_ATTRIB_GENERIC(index
));
1142 disable_vertex_array_attrib(struct gl_context
*ctx
,
1143 struct gl_vertex_array_object
*vao
,
1146 assert(VERT_ATTRIB_GENERIC(index
) < ARRAY_SIZE(vao
->VertexAttrib
));
1148 if (vao
->VertexAttrib
[VERT_ATTRIB_GENERIC(index
)].Enabled
) {
1149 /* was enabled, now being disabled */
1150 FLUSH_VERTICES(ctx
, _NEW_ARRAY
);
1151 vao
->VertexAttrib
[VERT_ATTRIB_GENERIC(index
)].Enabled
= GL_FALSE
;
1152 vao
->_Enabled
&= ~VERT_BIT_GENERIC(index
);
1153 vao
->NewArrays
|= VERT_BIT_GENERIC(index
);
1159 _mesa_DisableVertexAttribArray(GLuint index
)
1161 GET_CURRENT_CONTEXT(ctx
);
1163 if (index
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
1164 _mesa_error(ctx
, GL_INVALID_VALUE
, "glDisableVertexAttribArray(index)");
1168 disable_vertex_array_attrib(ctx
, ctx
->Array
.VAO
, index
);
1173 _mesa_DisableVertexArrayAttrib(GLuint vaobj
, GLuint index
)
1175 GET_CURRENT_CONTEXT(ctx
);
1176 struct gl_vertex_array_object
*vao
;
1178 /* The ARB_direct_state_access specification says:
1180 * "An INVALID_OPERATION error is generated by EnableVertexArrayAttrib
1181 * and DisableVertexArrayAttrib if <vaobj> is not
1182 * [compatibility profile: zero or] the name of an existing vertex
1185 vao
= _mesa_lookup_vao_err(ctx
, vaobj
, "glDisableVertexArrayAttrib");
1189 if (index
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
1190 _mesa_error(ctx
, GL_INVALID_VALUE
, "glDisableVertexArrayAttrib(index)");
1194 disable_vertex_array_attrib(ctx
, vao
, index
);
1199 * Return info for a vertex attribute array (no alias with legacy
1200 * vertex attributes (pos, normal, color, etc)). This function does
1201 * not handle the 4-element GL_CURRENT_VERTEX_ATTRIB_ARB query.
1204 get_vertex_array_attrib(struct gl_context
*ctx
,
1205 const struct gl_vertex_array_object
*vao
,
1206 GLuint index
, GLenum pname
,
1209 const struct gl_array_attributes
*array
;
1211 if (index
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
1212 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(index=%u)", caller
, index
);
1216 assert(VERT_ATTRIB_GENERIC(index
) < ARRAY_SIZE(vao
->VertexAttrib
));
1218 array
= &vao
->VertexAttrib
[VERT_ATTRIB_GENERIC(index
)];
1221 case GL_VERTEX_ATTRIB_ARRAY_ENABLED_ARB
:
1222 return array
->Enabled
;
1223 case GL_VERTEX_ATTRIB_ARRAY_SIZE_ARB
:
1224 return (array
->Format
== GL_BGRA
) ? GL_BGRA
: array
->Size
;
1225 case GL_VERTEX_ATTRIB_ARRAY_STRIDE_ARB
:
1226 return array
->Stride
;
1227 case GL_VERTEX_ATTRIB_ARRAY_TYPE_ARB
:
1229 case GL_VERTEX_ATTRIB_ARRAY_NORMALIZED_ARB
:
1230 return array
->Normalized
;
1231 case GL_VERTEX_ATTRIB_ARRAY_BUFFER_BINDING_ARB
:
1232 return vao
->BufferBinding
[array
->BufferBindingIndex
].BufferObj
->Name
;
1233 case GL_VERTEX_ATTRIB_ARRAY_INTEGER
:
1234 if ((_mesa_is_desktop_gl(ctx
)
1235 && (ctx
->Version
>= 30 || ctx
->Extensions
.EXT_gpu_shader4
))
1236 || _mesa_is_gles3(ctx
)) {
1237 return array
->Integer
;
1240 case GL_VERTEX_ATTRIB_ARRAY_LONG
:
1241 if (_mesa_is_desktop_gl(ctx
)) {
1242 return array
->Doubles
;
1245 case GL_VERTEX_ATTRIB_ARRAY_DIVISOR_ARB
:
1246 if ((_mesa_is_desktop_gl(ctx
) && ctx
->Extensions
.ARB_instanced_arrays
)
1247 || _mesa_is_gles3(ctx
)) {
1248 return vao
->BufferBinding
[array
->BufferBindingIndex
].InstanceDivisor
;
1251 case GL_VERTEX_ATTRIB_BINDING
:
1252 if (_mesa_is_desktop_gl(ctx
) || _mesa_is_gles31(ctx
)) {
1253 return array
->BufferBindingIndex
- VERT_ATTRIB_GENERIC0
;
1256 case GL_VERTEX_ATTRIB_RELATIVE_OFFSET
:
1257 if (_mesa_is_desktop_gl(ctx
) || _mesa_is_gles31(ctx
)) {
1258 return array
->RelativeOffset
;
1262 ; /* fall-through */
1266 _mesa_error(ctx
, GL_INVALID_ENUM
, "%s(pname=0x%x)", caller
, pname
);
1271 static const GLfloat
*
1272 get_current_attrib(struct gl_context
*ctx
, GLuint index
, const char *function
)
1275 if (_mesa_attr_zero_aliases_vertex(ctx
)) {
1276 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(index==0)", function
);
1280 else if (index
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
1281 _mesa_error(ctx
, GL_INVALID_VALUE
,
1282 "%s(index>=GL_MAX_VERTEX_ATTRIBS)", function
);
1286 assert(VERT_ATTRIB_GENERIC(index
) <
1287 ARRAY_SIZE(ctx
->Array
.VAO
->VertexAttrib
));
1289 FLUSH_CURRENT(ctx
, 0);
1290 return ctx
->Current
.Attrib
[VERT_ATTRIB_GENERIC(index
)];
1294 _mesa_GetVertexAttribfv(GLuint index
, GLenum pname
, GLfloat
*params
)
1296 GET_CURRENT_CONTEXT(ctx
);
1298 if (pname
== GL_CURRENT_VERTEX_ATTRIB_ARB
) {
1299 const GLfloat
*v
= get_current_attrib(ctx
, index
, "glGetVertexAttribfv");
1305 params
[0] = (GLfloat
) get_vertex_array_attrib(ctx
, ctx
->Array
.VAO
,
1307 "glGetVertexAttribfv");
1313 _mesa_GetVertexAttribdv(GLuint index
, GLenum pname
, GLdouble
*params
)
1315 GET_CURRENT_CONTEXT(ctx
);
1317 if (pname
== GL_CURRENT_VERTEX_ATTRIB_ARB
) {
1318 const GLfloat
*v
= get_current_attrib(ctx
, index
, "glGetVertexAttribdv");
1320 params
[0] = (GLdouble
) v
[0];
1321 params
[1] = (GLdouble
) v
[1];
1322 params
[2] = (GLdouble
) v
[2];
1323 params
[3] = (GLdouble
) v
[3];
1327 params
[0] = (GLdouble
) get_vertex_array_attrib(ctx
, ctx
->Array
.VAO
,
1329 "glGetVertexAttribdv");
1334 _mesa_GetVertexAttribLdv(GLuint index
, GLenum pname
, GLdouble
*params
)
1336 GET_CURRENT_CONTEXT(ctx
);
1338 if (pname
== GL_CURRENT_VERTEX_ATTRIB_ARB
) {
1340 (const GLdouble
*)get_current_attrib(ctx
, index
,
1341 "glGetVertexAttribLdv");
1350 params
[0] = (GLdouble
) get_vertex_array_attrib(ctx
, ctx
->Array
.VAO
,
1352 "glGetVertexAttribLdv");
1357 _mesa_GetVertexAttribiv(GLuint index
, GLenum pname
, GLint
*params
)
1359 GET_CURRENT_CONTEXT(ctx
);
1361 if (pname
== GL_CURRENT_VERTEX_ATTRIB_ARB
) {
1362 const GLfloat
*v
= get_current_attrib(ctx
, index
, "glGetVertexAttribiv");
1364 /* XXX should floats in[0,1] be scaled to full int range? */
1365 params
[0] = (GLint
) v
[0];
1366 params
[1] = (GLint
) v
[1];
1367 params
[2] = (GLint
) v
[2];
1368 params
[3] = (GLint
) v
[3];
1372 params
[0] = (GLint
) get_vertex_array_attrib(ctx
, ctx
->Array
.VAO
,
1374 "glGetVertexAttribiv");
1379 _mesa_GetVertexAttribLui64vARB(GLuint index
, GLenum pname
, GLuint64EXT
*params
)
1381 GET_CURRENT_CONTEXT(ctx
);
1383 if (pname
== GL_CURRENT_VERTEX_ATTRIB_ARB
) {
1385 (const GLuint64
*)get_current_attrib(ctx
, index
,
1386 "glGetVertexAttribLui64vARB");
1395 params
[0] = (GLuint64
) get_vertex_array_attrib(ctx
, ctx
->Array
.VAO
,
1397 "glGetVertexAttribLui64vARB");
1404 _mesa_GetVertexAttribIiv(GLuint index
, GLenum pname
, GLint
*params
)
1406 GET_CURRENT_CONTEXT(ctx
);
1408 if (pname
== GL_CURRENT_VERTEX_ATTRIB_ARB
) {
1409 const GLint
*v
= (const GLint
*)
1410 get_current_attrib(ctx
, index
, "glGetVertexAttribIiv");
1416 params
[0] = (GLint
) get_vertex_array_attrib(ctx
, ctx
->Array
.VAO
,
1418 "glGetVertexAttribIiv");
1425 _mesa_GetVertexAttribIuiv(GLuint index
, GLenum pname
, GLuint
*params
)
1427 GET_CURRENT_CONTEXT(ctx
);
1429 if (pname
== GL_CURRENT_VERTEX_ATTRIB_ARB
) {
1430 const GLuint
*v
= (const GLuint
*)
1431 get_current_attrib(ctx
, index
, "glGetVertexAttribIuiv");
1437 params
[0] = get_vertex_array_attrib(ctx
, ctx
->Array
.VAO
,
1439 "glGetVertexAttribIuiv");
1445 _mesa_GetVertexAttribPointerv(GLuint index
, GLenum pname
, GLvoid
**pointer
)
1447 GET_CURRENT_CONTEXT(ctx
);
1449 if (index
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
1450 _mesa_error(ctx
, GL_INVALID_VALUE
, "glGetVertexAttribPointerARB(index)");
1454 if (pname
!= GL_VERTEX_ATTRIB_ARRAY_POINTER_ARB
) {
1455 _mesa_error(ctx
, GL_INVALID_ENUM
, "glGetVertexAttribPointerARB(pname)");
1459 assert(VERT_ATTRIB_GENERIC(index
) <
1460 ARRAY_SIZE(ctx
->Array
.VAO
->VertexAttrib
));
1462 *pointer
= (GLvoid
*)
1463 ctx
->Array
.VAO
->VertexAttrib
[VERT_ATTRIB_GENERIC(index
)].Ptr
;
1467 /** ARB_direct_state_access */
1469 _mesa_GetVertexArrayIndexediv(GLuint vaobj
, GLuint index
,
1470 GLenum pname
, GLint
*params
)
1472 GET_CURRENT_CONTEXT(ctx
);
1473 struct gl_vertex_array_object
*vao
;
1475 /* The ARB_direct_state_access specification says:
1477 * "An INVALID_OPERATION error is generated if <vaobj> is not
1478 * [compatibility profile: zero or] the name of an existing
1479 * vertex array object."
1481 vao
= _mesa_lookup_vao_err(ctx
, vaobj
, "glGetVertexArrayIndexediv");
1485 /* The ARB_direct_state_access specification says:
1487 * "For GetVertexArrayIndexediv, <pname> must be one of
1488 * VERTEX_ATTRIB_ARRAY_ENABLED, VERTEX_ATTRIB_ARRAY_SIZE,
1489 * VERTEX_ATTRIB_ARRAY_STRIDE, VERTEX_ATTRIB_ARRAY_TYPE,
1490 * VERTEX_ATTRIB_ARRAY_NORMALIZED, VERTEX_ATTRIB_ARRAY_INTEGER,
1491 * VERTEX_ATTRIB_ARRAY_LONG, VERTEX_ATTRIB_ARRAY_DIVISOR, or
1492 * VERTEX_ATTRIB_RELATIVE_OFFSET."
1496 * "Add GetVertexArrayIndexediv in 'Get Command' for
1497 * VERTEX_ATTRIB_ARRAY_BUFFER_BINDING
1498 * VERTEX_ATTRIB_BINDING,
1499 * VERTEX_ATTRIB_RELATIVE_OFFSET,
1500 * VERTEX_BINDING_OFFSET, and
1501 * VERTEX_BINDING_STRIDE states"
1503 * The only parameter name common to both lists is
1504 * VERTEX_ATTRIB_RELATIVE_OFFSET. Also note that VERTEX_BINDING_BUFFER
1505 * and VERTEX_BINDING_DIVISOR are missing from both lists. It seems
1506 * pretty clear however that the intent is that it should be possible
1507 * to query all vertex attrib and binding states that can be set with
1511 case GL_VERTEX_BINDING_OFFSET
:
1512 params
[0] = vao
->BufferBinding
[VERT_ATTRIB_GENERIC(index
)].Offset
;
1514 case GL_VERTEX_BINDING_STRIDE
:
1515 params
[0] = vao
->BufferBinding
[VERT_ATTRIB_GENERIC(index
)].Stride
;
1517 case GL_VERTEX_BINDING_DIVISOR
:
1518 params
[0] = vao
->BufferBinding
[VERT_ATTRIB_GENERIC(index
)].InstanceDivisor
;
1520 case GL_VERTEX_BINDING_BUFFER
:
1521 params
[0] = vao
->BufferBinding
[VERT_ATTRIB_GENERIC(index
)].BufferObj
->Name
;
1524 params
[0] = get_vertex_array_attrib(ctx
, vao
, index
, pname
,
1525 "glGetVertexArrayIndexediv");
1532 _mesa_GetVertexArrayIndexed64iv(GLuint vaobj
, GLuint index
,
1533 GLenum pname
, GLint64
*params
)
1535 GET_CURRENT_CONTEXT(ctx
);
1536 struct gl_vertex_array_object
*vao
;
1538 /* The ARB_direct_state_access specification says:
1540 * "An INVALID_OPERATION error is generated if <vaobj> is not
1541 * [compatibility profile: zero or] the name of an existing
1542 * vertex array object."
1544 vao
= _mesa_lookup_vao_err(ctx
, vaobj
, "glGetVertexArrayIndexed64iv");
1548 /* The ARB_direct_state_access specification says:
1550 * "For GetVertexArrayIndexed64iv, <pname> must be
1551 * VERTEX_BINDING_OFFSET."
1555 * "An INVALID_ENUM error is generated if <pname> is not one of
1556 * the valid values listed above for the corresponding command."
1558 if (pname
!= GL_VERTEX_BINDING_OFFSET
) {
1559 _mesa_error(ctx
, GL_INVALID_ENUM
, "glGetVertexArrayIndexed64iv("
1560 "pname != GL_VERTEX_BINDING_OFFSET)");
1564 /* The ARB_direct_state_access specification says:
1566 * "An INVALID_VALUE error is generated if <index> is greater than
1567 * or equal to the value of MAX_VERTEX_ATTRIBS."
1569 * Since the index refers to a buffer binding in this case, the intended
1570 * limit must be MAX_VERTEX_ATTRIB_BINDINGS. Both limits are currently
1571 * required to be the same, so in practice this doesn't matter.
1573 if (index
>= ctx
->Const
.MaxVertexAttribBindings
) {
1574 _mesa_error(ctx
, GL_INVALID_VALUE
, "glGetVertexArrayIndexed64iv(index"
1575 "%d >= the value of GL_MAX_VERTEX_ATTRIB_BINDINGS (%d))",
1576 index
, ctx
->Const
.MaxVertexAttribBindings
);
1580 params
[0] = vao
->BufferBinding
[VERT_ATTRIB_GENERIC(index
)].Offset
;
1585 _mesa_VertexPointerEXT(GLint size
, GLenum type
, GLsizei stride
,
1586 GLsizei count
, const GLvoid
*ptr
)
1589 _mesa_VertexPointer(size
, type
, stride
, ptr
);
1594 _mesa_NormalPointerEXT(GLenum type
, GLsizei stride
, GLsizei count
,
1598 _mesa_NormalPointer(type
, stride
, ptr
);
1603 _mesa_ColorPointerEXT(GLint size
, GLenum type
, GLsizei stride
, GLsizei count
,
1607 _mesa_ColorPointer(size
, type
, stride
, ptr
);
1612 _mesa_IndexPointerEXT(GLenum type
, GLsizei stride
, GLsizei count
,
1616 _mesa_IndexPointer(type
, stride
, ptr
);
1621 _mesa_TexCoordPointerEXT(GLint size
, GLenum type
, GLsizei stride
,
1622 GLsizei count
, const GLvoid
*ptr
)
1625 _mesa_TexCoordPointer(size
, type
, stride
, ptr
);
1630 _mesa_EdgeFlagPointerEXT(GLsizei stride
, GLsizei count
, const GLboolean
*ptr
)
1633 _mesa_EdgeFlagPointer(stride
, ptr
);
1638 _mesa_InterleavedArrays(GLenum format
, GLsizei stride
, const GLvoid
*pointer
)
1640 GET_CURRENT_CONTEXT(ctx
);
1641 GLboolean tflag
, cflag
, nflag
; /* enable/disable flags */
1642 GLint tcomps
, ccomps
, vcomps
; /* components per texcoord, color, vertex */
1643 GLenum ctype
= 0; /* color type */
1644 GLint coffset
= 0, noffset
= 0, voffset
;/* color, normal, vertex offsets */
1645 const GLint toffset
= 0; /* always zero */
1646 GLint defstride
; /* default stride */
1649 FLUSH_VERTICES(ctx
, 0);
1651 f
= sizeof(GLfloat
);
1652 c
= f
* ((4 * sizeof(GLubyte
) + (f
- 1)) / f
);
1655 _mesa_error( ctx
, GL_INVALID_VALUE
, "glInterleavedArrays(stride)" );
1661 tflag
= GL_FALSE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
1662 tcomps
= 0; ccomps
= 0; vcomps
= 2;
1667 tflag
= GL_FALSE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
1668 tcomps
= 0; ccomps
= 0; vcomps
= 3;
1673 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
1674 tcomps
= 0; ccomps
= 4; vcomps
= 2;
1675 ctype
= GL_UNSIGNED_BYTE
;
1678 defstride
= c
+ 2*f
;
1681 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
1682 tcomps
= 0; ccomps
= 4; vcomps
= 3;
1683 ctype
= GL_UNSIGNED_BYTE
;
1686 defstride
= c
+ 3*f
;
1689 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
1690 tcomps
= 0; ccomps
= 3; vcomps
= 3;
1697 tflag
= GL_FALSE
; cflag
= GL_FALSE
; nflag
= GL_TRUE
;
1698 tcomps
= 0; ccomps
= 0; vcomps
= 3;
1703 case GL_C4F_N3F_V3F
:
1704 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_TRUE
;
1705 tcomps
= 0; ccomps
= 4; vcomps
= 3;
1713 tflag
= GL_TRUE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
1714 tcomps
= 2; ccomps
= 0; vcomps
= 3;
1719 tflag
= GL_TRUE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
1720 tcomps
= 4; ccomps
= 0; vcomps
= 4;
1724 case GL_T2F_C4UB_V3F
:
1725 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
1726 tcomps
= 2; ccomps
= 4; vcomps
= 3;
1727 ctype
= GL_UNSIGNED_BYTE
;
1732 case GL_T2F_C3F_V3F
:
1733 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
1734 tcomps
= 2; ccomps
= 3; vcomps
= 3;
1740 case GL_T2F_N3F_V3F
:
1741 tflag
= GL_TRUE
; cflag
= GL_FALSE
; nflag
= GL_TRUE
;
1742 tcomps
= 2; ccomps
= 0; vcomps
= 3;
1747 case GL_T2F_C4F_N3F_V3F
:
1748 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_TRUE
;
1749 tcomps
= 2; ccomps
= 4; vcomps
= 3;
1756 case GL_T4F_C4F_N3F_V4F
:
1757 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_TRUE
;
1758 tcomps
= 4; ccomps
= 4; vcomps
= 4;
1766 _mesa_error( ctx
, GL_INVALID_ENUM
, "glInterleavedArrays(format)" );
1774 _mesa_DisableClientState( GL_EDGE_FLAG_ARRAY
);
1775 _mesa_DisableClientState( GL_INDEX_ARRAY
);
1776 /* XXX also disable secondary color and generic arrays? */
1780 _mesa_EnableClientState( GL_TEXTURE_COORD_ARRAY
);
1781 _mesa_TexCoordPointer( tcomps
, GL_FLOAT
, stride
,
1782 (GLubyte
*) pointer
+ toffset
);
1785 _mesa_DisableClientState( GL_TEXTURE_COORD_ARRAY
);
1790 _mesa_EnableClientState( GL_COLOR_ARRAY
);
1791 _mesa_ColorPointer( ccomps
, ctype
, stride
,
1792 (GLubyte
*) pointer
+ coffset
);
1795 _mesa_DisableClientState( GL_COLOR_ARRAY
);
1801 _mesa_EnableClientState( GL_NORMAL_ARRAY
);
1802 _mesa_NormalPointer( GL_FLOAT
, stride
, (GLubyte
*) pointer
+ noffset
);
1805 _mesa_DisableClientState( GL_NORMAL_ARRAY
);
1809 _mesa_EnableClientState( GL_VERTEX_ARRAY
);
1810 _mesa_VertexPointer( vcomps
, GL_FLOAT
, stride
,
1811 (GLubyte
*) pointer
+ voffset
);
1816 _mesa_LockArraysEXT(GLint first
, GLsizei count
)
1818 GET_CURRENT_CONTEXT(ctx
);
1820 FLUSH_VERTICES(ctx
, 0);
1822 if (MESA_VERBOSE
& VERBOSE_API
)
1823 _mesa_debug(ctx
, "glLockArrays %d %d\n", first
, count
);
1826 _mesa_error( ctx
, GL_INVALID_VALUE
, "glLockArraysEXT(first)" );
1830 _mesa_error( ctx
, GL_INVALID_VALUE
, "glLockArraysEXT(count)" );
1833 if (ctx
->Array
.LockCount
!= 0) {
1834 _mesa_error( ctx
, GL_INVALID_OPERATION
, "glLockArraysEXT(reentry)" );
1838 ctx
->Array
.LockFirst
= first
;
1839 ctx
->Array
.LockCount
= count
;
1841 ctx
->NewState
|= _NEW_ARRAY
;
1846 _mesa_UnlockArraysEXT( void )
1848 GET_CURRENT_CONTEXT(ctx
);
1850 FLUSH_VERTICES(ctx
, 0);
1852 if (MESA_VERBOSE
& VERBOSE_API
)
1853 _mesa_debug(ctx
, "glUnlockArrays\n");
1855 if (ctx
->Array
.LockCount
== 0) {
1856 _mesa_error( ctx
, GL_INVALID_OPERATION
, "glUnlockArraysEXT(reexit)" );
1860 ctx
->Array
.LockFirst
= 0;
1861 ctx
->Array
.LockCount
= 0;
1862 ctx
->NewState
|= _NEW_ARRAY
;
1866 /* GL_IBM_multimode_draw_arrays */
1868 _mesa_MultiModeDrawArraysIBM( const GLenum
* mode
, const GLint
* first
,
1869 const GLsizei
* count
,
1870 GLsizei primcount
, GLint modestride
)
1872 GET_CURRENT_CONTEXT(ctx
);
1875 FLUSH_VERTICES(ctx
, 0);
1877 for ( i
= 0 ; i
< primcount
; i
++ ) {
1878 if ( count
[i
] > 0 ) {
1879 GLenum m
= *((GLenum
*) ((GLubyte
*) mode
+ i
* modestride
));
1880 CALL_DrawArrays(ctx
->CurrentServerDispatch
, ( m
, first
[i
], count
[i
] ));
1886 /* GL_IBM_multimode_draw_arrays */
1888 _mesa_MultiModeDrawElementsIBM( const GLenum
* mode
, const GLsizei
* count
,
1889 GLenum type
, const GLvoid
* const * indices
,
1890 GLsizei primcount
, GLint modestride
)
1892 GET_CURRENT_CONTEXT(ctx
);
1895 FLUSH_VERTICES(ctx
, 0);
1897 /* XXX not sure about ARB_vertex_buffer_object handling here */
1899 for ( i
= 0 ; i
< primcount
; i
++ ) {
1900 if ( count
[i
] > 0 ) {
1901 GLenum m
= *((GLenum
*) ((GLubyte
*) mode
+ i
* modestride
));
1902 CALL_DrawElements(ctx
->CurrentServerDispatch
, ( m
, count
[i
], type
,
1910 * GL_NV_primitive_restart and GL 3.1
1913 _mesa_PrimitiveRestartIndex(GLuint index
)
1915 GET_CURRENT_CONTEXT(ctx
);
1917 if (!ctx
->Extensions
.NV_primitive_restart
&& ctx
->Version
< 31) {
1918 _mesa_error(ctx
, GL_INVALID_OPERATION
, "glPrimitiveRestartIndexNV()");
1922 if (ctx
->Array
.RestartIndex
!= index
) {
1923 FLUSH_VERTICES(ctx
, 0);
1924 ctx
->Array
.RestartIndex
= index
;
1930 _mesa_VertexAttribDivisor_no_error(GLuint index
, GLuint divisor
)
1932 GET_CURRENT_CONTEXT(ctx
);
1934 const GLuint genericIndex
= VERT_ATTRIB_GENERIC(index
);
1935 struct gl_vertex_array_object
* const vao
= ctx
->Array
.VAO
;
1937 assert(genericIndex
< ARRAY_SIZE(vao
->VertexAttrib
));
1939 /* The ARB_vertex_attrib_binding spec says:
1943 * void VertexAttribDivisor(uint index, uint divisor);
1945 * is equivalent to (assuming no errors are generated):
1947 * VertexAttribBinding(index, index);
1948 * VertexBindingDivisor(index, divisor);"
1950 vertex_attrib_binding(ctx
, vao
, genericIndex
, genericIndex
);
1951 vertex_binding_divisor(ctx
, vao
, genericIndex
, divisor
);
1956 * See GL_ARB_instanced_arrays.
1957 * Note that the instance divisor only applies to generic arrays, not
1958 * the legacy vertex arrays.
1961 _mesa_VertexAttribDivisor(GLuint index
, GLuint divisor
)
1963 GET_CURRENT_CONTEXT(ctx
);
1965 const GLuint genericIndex
= VERT_ATTRIB_GENERIC(index
);
1966 struct gl_vertex_array_object
* const vao
= ctx
->Array
.VAO
;
1968 if (!ctx
->Extensions
.ARB_instanced_arrays
) {
1969 _mesa_error(ctx
, GL_INVALID_OPERATION
, "glVertexAttribDivisor()");
1973 if (index
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
1974 _mesa_error(ctx
, GL_INVALID_VALUE
,
1975 "glVertexAttribDivisor(index = %u)", index
);
1979 assert(genericIndex
< ARRAY_SIZE(vao
->VertexAttrib
));
1981 /* The ARB_vertex_attrib_binding spec says:
1985 * void VertexAttribDivisor(uint index, uint divisor);
1987 * is equivalent to (assuming no errors are generated):
1989 * VertexAttribBinding(index, index);
1990 * VertexBindingDivisor(index, divisor);"
1992 vertex_attrib_binding(ctx
, vao
, genericIndex
, genericIndex
);
1993 vertex_binding_divisor(ctx
, vao
, genericIndex
, divisor
);
1997 static ALWAYS_INLINE
void
1998 vertex_array_vertex_buffer(struct gl_context
*ctx
,
1999 struct gl_vertex_array_object
*vao
,
2000 GLuint bindingIndex
, GLuint buffer
, GLintptr offset
,
2001 GLsizei stride
, bool no_error
, const char *func
)
2003 struct gl_buffer_object
*vbo
;
2005 vao
->BufferBinding
[VERT_ATTRIB_GENERIC(bindingIndex
)].BufferObj
->Name
) {
2006 vbo
= vao
->BufferBinding
[VERT_ATTRIB_GENERIC(bindingIndex
)].BufferObj
;
2007 } else if (buffer
!= 0) {
2008 vbo
= _mesa_lookup_bufferobj(ctx
, buffer
);
2010 if (!no_error
&& !vbo
&& _mesa_is_gles31(ctx
)) {
2011 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s(non-gen name)", func
);
2014 /* From the GL_ARB_vertex_attrib_array spec:
2016 * "[Core profile only:]
2017 * An INVALID_OPERATION error is generated if buffer is not zero or a
2018 * name returned from a previous call to GenBuffers, or if such a name
2019 * has since been deleted with DeleteBuffers.
2021 * Otherwise, we fall back to the same compat profile behavior as other
2022 * object references (automatically gen it).
2024 if (!_mesa_handle_bind_buffer_gen(ctx
, buffer
, &vbo
, func
))
2027 /* The ARB_vertex_attrib_binding spec says:
2029 * "If <buffer> is zero, any buffer object attached to this
2030 * bindpoint is detached."
2032 vbo
= ctx
->Shared
->NullBufferObj
;
2035 _mesa_bind_vertex_buffer(ctx
, vao
, VERT_ATTRIB_GENERIC(bindingIndex
),
2036 vbo
, offset
, stride
);
2041 * GL_ARB_vertex_attrib_binding
2044 vertex_array_vertex_buffer_err(struct gl_context
*ctx
,
2045 struct gl_vertex_array_object
*vao
,
2046 GLuint bindingIndex
, GLuint buffer
,
2047 GLintptr offset
, GLsizei stride
,
2050 ASSERT_OUTSIDE_BEGIN_END(ctx
);
2052 /* The ARB_vertex_attrib_binding spec says:
2054 * "An INVALID_VALUE error is generated if <bindingindex> is greater than
2055 * the value of MAX_VERTEX_ATTRIB_BINDINGS."
2057 if (bindingIndex
>= ctx
->Const
.MaxVertexAttribBindings
) {
2058 _mesa_error(ctx
, GL_INVALID_VALUE
,
2059 "%s(bindingindex=%u > "
2060 "GL_MAX_VERTEX_ATTRIB_BINDINGS)",
2061 func
, bindingIndex
);
2065 /* The ARB_vertex_attrib_binding spec says:
2067 * "The error INVALID_VALUE is generated if <stride> or <offset>
2071 _mesa_error(ctx
, GL_INVALID_VALUE
,
2072 "%s(offset=%" PRId64
" < 0)",
2073 func
, (int64_t) offset
);
2078 _mesa_error(ctx
, GL_INVALID_VALUE
,
2079 "%s(stride=%d < 0)", func
, stride
);
2083 if (((ctx
->API
== API_OPENGL_CORE
&& ctx
->Version
>= 44) || _mesa_is_gles31(ctx
)) &&
2084 stride
> ctx
->Const
.MaxVertexAttribStride
) {
2085 _mesa_error(ctx
, GL_INVALID_VALUE
, "%s(stride=%d > "
2086 "GL_MAX_VERTEX_ATTRIB_STRIDE)", func
, stride
);
2090 vertex_array_vertex_buffer(ctx
, vao
, bindingIndex
, buffer
, offset
,
2091 stride
, false, func
);
2096 _mesa_BindVertexBuffer_no_error(GLuint bindingIndex
, GLuint buffer
,
2097 GLintptr offset
, GLsizei stride
)
2099 GET_CURRENT_CONTEXT(ctx
);
2100 vertex_array_vertex_buffer(ctx
, ctx
->Array
.VAO
, bindingIndex
,
2101 buffer
, offset
, stride
, true,
2102 "glBindVertexBuffer");
2107 _mesa_BindVertexBuffer(GLuint bindingIndex
, GLuint buffer
, GLintptr offset
,
2110 GET_CURRENT_CONTEXT(ctx
);
2112 /* The ARB_vertex_attrib_binding spec says:
2114 * "An INVALID_OPERATION error is generated if no vertex array object
2117 if ((ctx
->API
== API_OPENGL_CORE
|| _mesa_is_gles31(ctx
)) &&
2118 ctx
->Array
.VAO
== ctx
->Array
.DefaultVAO
) {
2119 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2120 "glBindVertexBuffer(No array object bound)");
2124 vertex_array_vertex_buffer_err(ctx
, ctx
->Array
.VAO
, bindingIndex
,
2125 buffer
, offset
, stride
,
2126 "glBindVertexBuffer");
2131 _mesa_VertexArrayVertexBuffer_no_error(GLuint vaobj
, GLuint bindingIndex
,
2132 GLuint buffer
, GLintptr offset
,
2135 GET_CURRENT_CONTEXT(ctx
);
2137 struct gl_vertex_array_object
*vao
= _mesa_lookup_vao(ctx
, vaobj
);
2138 vertex_array_vertex_buffer(ctx
, vao
, bindingIndex
, buffer
, offset
,
2139 stride
, true, "glVertexArrayVertexBuffer");
2144 _mesa_VertexArrayVertexBuffer(GLuint vaobj
, GLuint bindingIndex
, GLuint buffer
,
2145 GLintptr offset
, GLsizei stride
)
2147 GET_CURRENT_CONTEXT(ctx
);
2148 struct gl_vertex_array_object
*vao
;
2150 /* The ARB_direct_state_access specification says:
2152 * "An INVALID_OPERATION error is generated by VertexArrayVertexBuffer
2153 * if <vaobj> is not [compatibility profile: zero or] the name of an
2154 * existing vertex array object."
2156 vao
= _mesa_lookup_vao_err(ctx
, vaobj
, "glVertexArrayVertexBuffer");
2160 vertex_array_vertex_buffer_err(ctx
, vao
, bindingIndex
, buffer
, offset
,
2161 stride
, "glVertexArrayVertexBuffer");
2165 static ALWAYS_INLINE
void
2166 vertex_array_vertex_buffers(struct gl_context
*ctx
,
2167 struct gl_vertex_array_object
*vao
,
2168 GLuint first
, GLsizei count
, const GLuint
*buffers
,
2169 const GLintptr
*offsets
, const GLsizei
*strides
,
2170 bool no_error
, const char *func
)
2176 * The ARB_multi_bind spec says:
2178 * "If <buffers> is NULL, each affected vertex buffer binding point
2179 * from <first> through <first>+<count>-1 will be reset to have no
2180 * bound buffer object. In this case, the offsets and strides
2181 * associated with the binding points are set to default values,
2182 * ignoring <offsets> and <strides>."
2184 struct gl_buffer_object
*vbo
= ctx
->Shared
->NullBufferObj
;
2186 for (i
= 0; i
< count
; i
++)
2187 _mesa_bind_vertex_buffer(ctx
, vao
, VERT_ATTRIB_GENERIC(first
+ i
),
2193 /* Note that the error semantics for multi-bind commands differ from
2194 * those of other GL commands.
2196 * The Issues section in the ARB_multi_bind spec says:
2198 * "(11) Typically, OpenGL specifies that if an error is generated by
2199 * a command, that command has no effect. This is somewhat
2200 * unfortunate for multi-bind commands, because it would require
2201 * a first pass to scan the entire list of bound objects for
2202 * errors and then a second pass to actually perform the
2203 * bindings. Should we have different error semantics?
2205 * RESOLVED: Yes. In this specification, when the parameters for
2206 * one of the <count> binding points are invalid, that binding
2207 * point is not updated and an error will be generated. However,
2208 * other binding points in the same command will be updated if
2209 * their parameters are valid and no other error occurs."
2212 _mesa_HashLockMutex(ctx
->Shared
->BufferObjects
);
2214 for (i
= 0; i
< count
; i
++) {
2215 struct gl_buffer_object
*vbo
;
2218 /* The ARB_multi_bind spec says:
2220 * "An INVALID_VALUE error is generated if any value in
2221 * <offsets> or <strides> is negative (per binding)."
2223 if (offsets
[i
] < 0) {
2224 _mesa_error(ctx
, GL_INVALID_VALUE
,
2225 "%s(offsets[%u]=%" PRId64
" < 0)",
2226 func
, i
, (int64_t) offsets
[i
]);
2230 if (strides
[i
] < 0) {
2231 _mesa_error(ctx
, GL_INVALID_VALUE
,
2232 "%s(strides[%u]=%d < 0)",
2233 func
, i
, strides
[i
]);
2237 if (ctx
->API
== API_OPENGL_CORE
&& ctx
->Version
>= 44 &&
2238 strides
[i
] > ctx
->Const
.MaxVertexAttribStride
) {
2239 _mesa_error(ctx
, GL_INVALID_VALUE
,
2240 "%s(strides[%u]=%d > "
2241 "GL_MAX_VERTEX_ATTRIB_STRIDE)", func
, i
, strides
[i
]);
2247 struct gl_vertex_buffer_binding
*binding
=
2248 &vao
->BufferBinding
[VERT_ATTRIB_GENERIC(first
+ i
)];
2250 if (buffers
[i
] == binding
->BufferObj
->Name
)
2251 vbo
= binding
->BufferObj
;
2253 vbo
= _mesa_multi_bind_lookup_bufferobj(ctx
, buffers
, i
, func
);
2258 vbo
= ctx
->Shared
->NullBufferObj
;
2261 _mesa_bind_vertex_buffer(ctx
, vao
, VERT_ATTRIB_GENERIC(first
+ i
),
2262 vbo
, offsets
[i
], strides
[i
]);
2265 _mesa_HashUnlockMutex(ctx
->Shared
->BufferObjects
);
2270 vertex_array_vertex_buffers_err(struct gl_context
*ctx
,
2271 struct gl_vertex_array_object
*vao
,
2272 GLuint first
, GLsizei count
,
2273 const GLuint
*buffers
, const GLintptr
*offsets
,
2274 const GLsizei
*strides
, const char *func
)
2276 ASSERT_OUTSIDE_BEGIN_END(ctx
);
2278 /* The ARB_multi_bind spec says:
2280 * "An INVALID_OPERATION error is generated if <first> + <count>
2281 * is greater than the value of MAX_VERTEX_ATTRIB_BINDINGS."
2283 if (first
+ count
> ctx
->Const
.MaxVertexAttribBindings
) {
2284 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2285 "%s(first=%u + count=%d > the value of "
2286 "GL_MAX_VERTEX_ATTRIB_BINDINGS=%u)",
2287 func
, first
, count
, ctx
->Const
.MaxVertexAttribBindings
);
2291 vertex_array_vertex_buffers(ctx
, vao
, first
, count
, buffers
, offsets
,
2292 strides
, false, func
);
2297 _mesa_BindVertexBuffers_no_error(GLuint first
, GLsizei count
,
2298 const GLuint
*buffers
, const GLintptr
*offsets
,
2299 const GLsizei
*strides
)
2301 GET_CURRENT_CONTEXT(ctx
);
2303 vertex_array_vertex_buffers(ctx
, ctx
->Array
.VAO
, first
, count
,
2304 buffers
, offsets
, strides
, true,
2305 "glBindVertexBuffers");
2310 _mesa_BindVertexBuffers(GLuint first
, GLsizei count
, const GLuint
*buffers
,
2311 const GLintptr
*offsets
, const GLsizei
*strides
)
2313 GET_CURRENT_CONTEXT(ctx
);
2315 /* The ARB_vertex_attrib_binding spec says:
2317 * "An INVALID_OPERATION error is generated if no
2318 * vertex array object is bound."
2320 if (ctx
->API
== API_OPENGL_CORE
&&
2321 ctx
->Array
.VAO
== ctx
->Array
.DefaultVAO
) {
2322 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2323 "glBindVertexBuffers(No array object bound)");
2327 vertex_array_vertex_buffers_err(ctx
, ctx
->Array
.VAO
, first
, count
,
2328 buffers
, offsets
, strides
,
2329 "glBindVertexBuffers");
2334 _mesa_VertexArrayVertexBuffers_no_error(GLuint vaobj
, GLuint first
,
2335 GLsizei count
, const GLuint
*buffers
,
2336 const GLintptr
*offsets
,
2337 const GLsizei
*strides
)
2339 GET_CURRENT_CONTEXT(ctx
);
2341 struct gl_vertex_array_object
*vao
= _mesa_lookup_vao(ctx
, vaobj
);
2342 vertex_array_vertex_buffers(ctx
, vao
, first
, count
,
2343 buffers
, offsets
, strides
, true,
2344 "glVertexArrayVertexBuffers");
2349 _mesa_VertexArrayVertexBuffers(GLuint vaobj
, GLuint first
, GLsizei count
,
2350 const GLuint
*buffers
,
2351 const GLintptr
*offsets
, const GLsizei
*strides
)
2353 GET_CURRENT_CONTEXT(ctx
);
2354 struct gl_vertex_array_object
*vao
;
2356 /* The ARB_direct_state_access specification says:
2358 * "An INVALID_OPERATION error is generated by VertexArrayVertexBuffer
2359 * if <vaobj> is not [compatibility profile: zero or] the name of an
2360 * existing vertex array object."
2362 vao
= _mesa_lookup_vao_err(ctx
, vaobj
, "glVertexArrayVertexBuffers");
2366 vertex_array_vertex_buffers_err(ctx
, vao
, first
, count
,
2367 buffers
, offsets
, strides
,
2368 "glVertexArrayVertexBuffers");
2373 vertex_attrib_format(GLuint attribIndex
, GLint size
, GLenum type
,
2374 GLboolean normalized
, GLboolean integer
,
2375 GLboolean doubles
, GLbitfield legalTypes
,
2376 GLsizei sizeMax
, GLuint relativeOffset
,
2379 GET_CURRENT_CONTEXT(ctx
);
2380 ASSERT_OUTSIDE_BEGIN_END(ctx
);
2382 GLenum format
= get_array_format(ctx
, sizeMax
, &size
);
2384 if (!_mesa_is_no_error_enabled(ctx
)) {
2385 /* The ARB_vertex_attrib_binding spec says:
2387 * "An INVALID_OPERATION error is generated under any of the
2388 * following conditions:
2389 * - if no vertex array object is currently bound (see section
2393 * This error condition only applies to VertexAttribFormat and
2394 * VertexAttribIFormat in the extension spec, but we assume that this
2395 * is an oversight. In the OpenGL 4.3 (Core Profile) spec, it applies
2396 * to all three functions.
2398 if ((ctx
->API
== API_OPENGL_CORE
|| _mesa_is_gles31(ctx
)) &&
2399 ctx
->Array
.VAO
== ctx
->Array
.DefaultVAO
) {
2400 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2401 "%s(No array object bound)", func
);
2405 /* The ARB_vertex_attrib_binding spec says:
2407 * "The error INVALID_VALUE is generated if index is greater than or
2408 * equal to the value of MAX_VERTEX_ATTRIBS."
2410 if (attribIndex
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
2411 _mesa_error(ctx
, GL_INVALID_VALUE
,
2412 "%s(attribindex=%u > "
2413 "GL_MAX_VERTEX_ATTRIBS)",
2418 if (!validate_array_format(ctx
, func
, ctx
->Array
.VAO
,
2419 VERT_ATTRIB_GENERIC(attribIndex
),
2420 legalTypes
, 1, sizeMax
, size
, type
,
2421 normalized
, integer
, doubles
, relativeOffset
,
2427 FLUSH_VERTICES(ctx
, 0);
2429 _mesa_update_array_format(ctx
, ctx
->Array
.VAO
,
2430 VERT_ATTRIB_GENERIC(attribIndex
), size
, type
,
2431 format
, normalized
, integer
, doubles
,
2437 _mesa_VertexAttribFormat(GLuint attribIndex
, GLint size
, GLenum type
,
2438 GLboolean normalized
, GLuint relativeOffset
)
2440 vertex_attrib_format(attribIndex
, size
, type
, normalized
,
2441 GL_FALSE
, GL_FALSE
, ATTRIB_FORMAT_TYPES_MASK
,
2442 BGRA_OR_4
, relativeOffset
,
2443 "glVertexAttribFormat");
2448 _mesa_VertexAttribIFormat(GLuint attribIndex
, GLint size
, GLenum type
,
2449 GLuint relativeOffset
)
2451 vertex_attrib_format(attribIndex
, size
, type
, GL_FALSE
,
2452 GL_TRUE
, GL_FALSE
, ATTRIB_IFORMAT_TYPES_MASK
, 4,
2453 relativeOffset
, "glVertexAttribIFormat");
2458 _mesa_VertexAttribLFormat(GLuint attribIndex
, GLint size
, GLenum type
,
2459 GLuint relativeOffset
)
2461 vertex_attrib_format(attribIndex
, size
, type
, GL_FALSE
, GL_FALSE
,
2462 GL_TRUE
, ATTRIB_LFORMAT_TYPES_MASK
, 4,
2463 relativeOffset
, "glVertexAttribLFormat");
2468 vertex_array_attrib_format(GLuint vaobj
, GLuint attribIndex
, GLint size
,
2469 GLenum type
, GLboolean normalized
,
2470 GLboolean integer
, GLboolean doubles
,
2471 GLbitfield legalTypes
, GLsizei sizeMax
,
2472 GLuint relativeOffset
, const char *func
)
2474 GET_CURRENT_CONTEXT(ctx
);
2475 struct gl_vertex_array_object
*vao
;
2477 ASSERT_OUTSIDE_BEGIN_END(ctx
);
2479 GLenum format
= get_array_format(ctx
, sizeMax
, &size
);
2481 if (_mesa_is_no_error_enabled(ctx
)) {
2482 vao
= _mesa_lookup_vao(ctx
, vaobj
);
2486 /* The ARB_direct_state_access spec says:
2488 * "An INVALID_OPERATION error is generated by
2489 * VertexArrayAttrib*Format if <vaobj> is not [compatibility profile:
2490 * zero or] the name of an existing vertex array object."
2492 vao
= _mesa_lookup_vao_err(ctx
, vaobj
, func
);
2496 /* The ARB_vertex_attrib_binding spec says:
2498 * "The error INVALID_VALUE is generated if index is greater than or
2499 * equal to the value of MAX_VERTEX_ATTRIBS."
2501 if (attribIndex
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
2502 _mesa_error(ctx
, GL_INVALID_VALUE
,
2503 "%s(attribindex=%u > GL_MAX_VERTEX_ATTRIBS)",
2508 if (!validate_array_format(ctx
, func
, vao
,
2509 VERT_ATTRIB_GENERIC(attribIndex
),
2510 legalTypes
, 1, sizeMax
, size
, type
,
2511 normalized
, integer
, doubles
, relativeOffset
,
2517 FLUSH_VERTICES(ctx
, 0);
2519 _mesa_update_array_format(ctx
, vao
, VERT_ATTRIB_GENERIC(attribIndex
), size
,
2520 type
, format
, normalized
, integer
, doubles
,
2526 _mesa_VertexArrayAttribFormat(GLuint vaobj
, GLuint attribIndex
, GLint size
,
2527 GLenum type
, GLboolean normalized
,
2528 GLuint relativeOffset
)
2530 vertex_array_attrib_format(vaobj
, attribIndex
, size
, type
, normalized
,
2531 GL_FALSE
, GL_FALSE
, ATTRIB_FORMAT_TYPES_MASK
,
2532 BGRA_OR_4
, relativeOffset
,
2533 "glVertexArrayAttribFormat");
2538 _mesa_VertexArrayAttribIFormat(GLuint vaobj
, GLuint attribIndex
,
2539 GLint size
, GLenum type
,
2540 GLuint relativeOffset
)
2542 vertex_array_attrib_format(vaobj
, attribIndex
, size
, type
, GL_FALSE
,
2543 GL_TRUE
, GL_FALSE
, ATTRIB_IFORMAT_TYPES_MASK
,
2545 "glVertexArrayAttribIFormat");
2550 _mesa_VertexArrayAttribLFormat(GLuint vaobj
, GLuint attribIndex
,
2551 GLint size
, GLenum type
,
2552 GLuint relativeOffset
)
2554 vertex_array_attrib_format(vaobj
, attribIndex
, size
, type
, GL_FALSE
,
2555 GL_FALSE
, GL_TRUE
, ATTRIB_LFORMAT_TYPES_MASK
,
2557 "glVertexArrayAttribLFormat");
2562 vertex_array_attrib_binding(struct gl_context
*ctx
,
2563 struct gl_vertex_array_object
*vao
,
2564 GLuint attribIndex
, GLuint bindingIndex
,
2567 ASSERT_OUTSIDE_BEGIN_END(ctx
);
2569 /* The ARB_vertex_attrib_binding spec says:
2571 * "<attribindex> must be less than the value of MAX_VERTEX_ATTRIBS and
2572 * <bindingindex> must be less than the value of
2573 * MAX_VERTEX_ATTRIB_BINDINGS, otherwise the error INVALID_VALUE
2576 if (attribIndex
>= ctx
->Const
.Program
[MESA_SHADER_VERTEX
].MaxAttribs
) {
2577 _mesa_error(ctx
, GL_INVALID_VALUE
,
2578 "%s(attribindex=%u >= "
2579 "GL_MAX_VERTEX_ATTRIBS)",
2584 if (bindingIndex
>= ctx
->Const
.MaxVertexAttribBindings
) {
2585 _mesa_error(ctx
, GL_INVALID_VALUE
,
2586 "%s(bindingindex=%u >= "
2587 "GL_MAX_VERTEX_ATTRIB_BINDINGS)",
2588 func
, bindingIndex
);
2592 assert(VERT_ATTRIB_GENERIC(attribIndex
) < ARRAY_SIZE(vao
->VertexAttrib
));
2594 vertex_attrib_binding(ctx
, vao
,
2595 VERT_ATTRIB_GENERIC(attribIndex
),
2596 VERT_ATTRIB_GENERIC(bindingIndex
));
2601 _mesa_VertexAttribBinding_no_error(GLuint attribIndex
, GLuint bindingIndex
)
2603 GET_CURRENT_CONTEXT(ctx
);
2604 vertex_attrib_binding(ctx
, ctx
->Array
.VAO
,
2605 VERT_ATTRIB_GENERIC(attribIndex
),
2606 VERT_ATTRIB_GENERIC(bindingIndex
));
2611 _mesa_VertexAttribBinding(GLuint attribIndex
, GLuint bindingIndex
)
2613 GET_CURRENT_CONTEXT(ctx
);
2615 /* The ARB_vertex_attrib_binding spec says:
2617 * "An INVALID_OPERATION error is generated if no vertex array object
2620 if ((ctx
->API
== API_OPENGL_CORE
|| _mesa_is_gles31(ctx
)) &&
2621 ctx
->Array
.VAO
== ctx
->Array
.DefaultVAO
) {
2622 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2623 "glVertexAttribBinding(No array object bound)");
2627 vertex_array_attrib_binding(ctx
, ctx
->Array
.VAO
,
2628 attribIndex
, bindingIndex
,
2629 "glVertexAttribBinding");
2634 _mesa_VertexArrayAttribBinding_no_error(GLuint vaobj
, GLuint attribIndex
,
2635 GLuint bindingIndex
)
2637 GET_CURRENT_CONTEXT(ctx
);
2639 struct gl_vertex_array_object
*vao
= _mesa_lookup_vao(ctx
, vaobj
);
2640 vertex_attrib_binding(ctx
, vao
,
2641 VERT_ATTRIB_GENERIC(attribIndex
),
2642 VERT_ATTRIB_GENERIC(bindingIndex
));
2647 _mesa_VertexArrayAttribBinding(GLuint vaobj
, GLuint attribIndex
, GLuint bindingIndex
)
2649 GET_CURRENT_CONTEXT(ctx
);
2650 struct gl_vertex_array_object
*vao
;
2652 /* The ARB_direct_state_access specification says:
2654 * "An INVALID_OPERATION error is generated by VertexArrayAttribBinding
2655 * if <vaobj> is not [compatibility profile: zero or] the name of an
2656 * existing vertex array object."
2658 vao
= _mesa_lookup_vao_err(ctx
, vaobj
, "glVertexArrayAttribBinding");
2662 vertex_array_attrib_binding(ctx
, vao
, attribIndex
, bindingIndex
,
2663 "glVertexArrayAttribBinding");
2668 vertex_array_binding_divisor(struct gl_context
*ctx
,
2669 struct gl_vertex_array_object
*vao
,
2670 GLuint bindingIndex
, GLuint divisor
,
2673 ASSERT_OUTSIDE_BEGIN_END(ctx
);
2675 if (!ctx
->Extensions
.ARB_instanced_arrays
) {
2676 _mesa_error(ctx
, GL_INVALID_OPERATION
, "%s()", func
);
2680 /* The ARB_vertex_attrib_binding spec says:
2682 * "An INVALID_VALUE error is generated if <bindingindex> is greater
2683 * than or equal to the value of MAX_VERTEX_ATTRIB_BINDINGS."
2685 if (bindingIndex
>= ctx
->Const
.MaxVertexAttribBindings
) {
2686 _mesa_error(ctx
, GL_INVALID_VALUE
,
2687 "%s(bindingindex=%u > "
2688 "GL_MAX_VERTEX_ATTRIB_BINDINGS)",
2689 func
, bindingIndex
);
2693 vertex_binding_divisor(ctx
, vao
, VERT_ATTRIB_GENERIC(bindingIndex
), divisor
);
2698 _mesa_VertexBindingDivisor(GLuint bindingIndex
, GLuint divisor
)
2700 GET_CURRENT_CONTEXT(ctx
);
2702 /* The ARB_vertex_attrib_binding spec says:
2704 * "An INVALID_OPERATION error is generated if no vertex array object
2707 if ((ctx
->API
== API_OPENGL_CORE
|| _mesa_is_gles31(ctx
)) &&
2708 ctx
->Array
.VAO
== ctx
->Array
.DefaultVAO
) {
2709 _mesa_error(ctx
, GL_INVALID_OPERATION
,
2710 "glVertexBindingDivisor(No array object bound)");
2714 vertex_array_binding_divisor(ctx
, ctx
->Array
.VAO
,
2715 bindingIndex
, divisor
,
2716 "glVertexBindingDivisor");
2721 _mesa_VertexArrayBindingDivisor(GLuint vaobj
, GLuint bindingIndex
,
2724 struct gl_vertex_array_object
*vao
;
2725 GET_CURRENT_CONTEXT(ctx
);
2727 /* The ARB_direct_state_access specification says:
2729 * "An INVALID_OPERATION error is generated by VertexArrayBindingDivisor
2730 * if <vaobj> is not [compatibility profile: zero or] the name of an
2731 * existing vertex array object."
2733 vao
= _mesa_lookup_vao_err(ctx
, vaobj
, "glVertexArrayBindingDivisor");
2737 vertex_array_binding_divisor(ctx
, vao
, bindingIndex
, divisor
,
2738 "glVertexArrayBindingDivisor");
2743 * Copy one client vertex array to another.
2746 _mesa_copy_client_array(struct gl_context
*ctx
,
2747 struct gl_vertex_array
*dst
,
2748 struct gl_vertex_array
*src
)
2750 dst
->Size
= src
->Size
;
2751 dst
->Type
= src
->Type
;
2752 dst
->Format
= src
->Format
;
2753 dst
->StrideB
= src
->StrideB
;
2754 dst
->Ptr
= src
->Ptr
;
2755 dst
->Normalized
= src
->Normalized
;
2756 dst
->Integer
= src
->Integer
;
2757 dst
->Doubles
= src
->Doubles
;
2758 dst
->InstanceDivisor
= src
->InstanceDivisor
;
2759 dst
->_ElementSize
= src
->_ElementSize
;
2760 _mesa_reference_buffer_object(ctx
, &dst
->BufferObj
, src
->BufferObj
);
2764 _mesa_copy_vertex_attrib_array(struct gl_context
*ctx
,
2765 struct gl_array_attributes
*dst
,
2766 const struct gl_array_attributes
*src
)
2768 dst
->Size
= src
->Size
;
2769 dst
->Type
= src
->Type
;
2770 dst
->Format
= src
->Format
;
2771 dst
->BufferBindingIndex
= src
->BufferBindingIndex
;
2772 dst
->RelativeOffset
= src
->RelativeOffset
;
2773 dst
->Format
= src
->Format
;
2774 dst
->Integer
= src
->Integer
;
2775 dst
->Doubles
= src
->Doubles
;
2776 dst
->Normalized
= src
->Normalized
;
2777 dst
->Ptr
= src
->Ptr
;
2778 dst
->Enabled
= src
->Enabled
;
2779 dst
->_ElementSize
= src
->_ElementSize
;
2783 _mesa_copy_vertex_buffer_binding(struct gl_context
*ctx
,
2784 struct gl_vertex_buffer_binding
*dst
,
2785 const struct gl_vertex_buffer_binding
*src
)
2787 dst
->Offset
= src
->Offset
;
2788 dst
->Stride
= src
->Stride
;
2789 dst
->InstanceDivisor
= src
->InstanceDivisor
;
2790 dst
->_BoundArrays
= src
->_BoundArrays
;
2792 _mesa_reference_buffer_object(ctx
, &dst
->BufferObj
, src
->BufferObj
);
2796 * Print current vertex object/array info. For debug.
2799 _mesa_print_arrays(struct gl_context
*ctx
)
2801 const struct gl_vertex_array_object
*vao
= ctx
->Array
.VAO
;
2803 fprintf(stderr
, "Array Object %u\n", vao
->Name
);
2806 for (i
= 0; i
< VERT_ATTRIB_MAX
; ++i
) {
2807 const struct gl_array_attributes
*array
= &vao
->VertexAttrib
[i
];
2808 if (!array
->Enabled
)
2811 const struct gl_vertex_buffer_binding
*binding
=
2812 &vao
->BufferBinding
[array
->BufferBindingIndex
];
2813 const struct gl_buffer_object
*bo
= binding
->BufferObj
;
2815 fprintf(stderr
, " %s: Ptr=%p, Type=%s, Size=%d, ElemSize=%u, "
2816 "Stride=%d, Buffer=%u(Size %lu)\n",
2817 gl_vert_attrib_name((gl_vert_attrib
)i
),
2818 array
->Ptr
, _mesa_enum_to_string(array
->Type
), array
->Size
,
2819 array
->_ElementSize
, binding
->Stride
, bo
->Name
,
2820 (unsigned long) bo
->Size
);
2826 * Initialize vertex array state for given context.
2829 _mesa_init_varray(struct gl_context
*ctx
)
2831 ctx
->Array
.DefaultVAO
= _mesa_new_vao(ctx
, 0);
2832 _mesa_reference_vao(ctx
, &ctx
->Array
.VAO
, ctx
->Array
.DefaultVAO
);
2833 ctx
->Array
.ActiveTexture
= 0; /* GL_ARB_multitexture */
2835 ctx
->Array
.Objects
= _mesa_NewHashTable();
2840 * Callback for deleting an array object. Called by _mesa_HashDeleteAll().
2843 delete_arrayobj_cb(GLuint id
, void *data
, void *userData
)
2845 struct gl_vertex_array_object
*vao
= (struct gl_vertex_array_object
*) data
;
2846 struct gl_context
*ctx
= (struct gl_context
*) userData
;
2847 _mesa_delete_vao(ctx
, vao
);
2852 * Free vertex array state for given context.
2855 _mesa_free_varray_data(struct gl_context
*ctx
)
2857 _mesa_HashDeleteAll(ctx
->Array
.Objects
, delete_arrayobj_cb
, ctx
);
2858 _mesa_DeleteHashTable(ctx
->Array
.Objects
);