2 * Mesa 3-D graphics library
5 * Copyright (C) 1999-2008 Brian Paul All Rights Reserved.
6 * Copyright (C) 2009 VMware, Inc. All Rights Reserved.
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included
16 * in all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
29 #include "bufferobj.h"
37 #include "main/dispatch.h"
41 * Set the fields of a vertex array.
42 * Also do an error check for GL_ARB_vertex_array_object: check that
43 * all arrays reside in VBOs when using a vertex array object.
45 * \param array the array to update
46 * \param dirtyBit which bit to set in ctx->Array.NewState for this array
47 * \param elementSize size of each array element, in bytes
48 * \param size components per element (1, 2, 3 or 4)
49 * \param type datatype of each component (GL_FLOAT, GL_INT, etc)
50 * \param format either GL_RGBA or GL_BGRA
51 * \param stride stride between elements, in elements
52 * \param normalized are integer types converted to floats in [-1, 1]?
53 * \param ptr the address (or offset inside VBO) of the array data
56 update_array(GLcontext
*ctx
, struct gl_client_array
*array
,
57 GLbitfield dirtyBit
, GLsizei elementSize
,
58 GLint size
, GLenum type
, GLenum format
,
59 GLsizei stride
, GLboolean normalized
, const GLvoid
*ptr
)
61 ASSERT(format
== GL_RGBA
|| format
== GL_BGRA
);
63 if (ctx
->Array
.ArrayObj
->VBOonly
&&
64 ctx
->Array
.ArrayBufferObj
->Name
== 0) {
65 /* GL_ARB_vertex_array_object requires that all arrays reside in VBOs.
66 * Generate GL_INVALID_OPERATION if that's not true.
68 _mesa_error(ctx
, GL_INVALID_OPERATION
,
69 "glVertex/Normal/EtcPointer(non-VBO array)");
75 array
->Format
= format
;
76 array
->Stride
= stride
;
77 array
->StrideB
= stride
? stride
: elementSize
;
78 array
->Normalized
= normalized
;
79 array
->Ptr
= (const GLubyte
*) ptr
;
80 array
->_ElementSize
= elementSize
;
82 _mesa_reference_buffer_object(ctx
, &array
->BufferObj
,
83 ctx
->Array
.ArrayBufferObj
);
85 ctx
->NewState
|= _NEW_ARRAY
;
86 ctx
->Array
.NewState
|= dirtyBit
;
91 _mesa_VertexPointer(GLint size
, GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
94 GET_CURRENT_CONTEXT(ctx
);
95 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
97 if (size
< 2 || size
> 4) {
98 _mesa_error( ctx
, GL_INVALID_VALUE
, "glVertexPointer(size)" );
102 _mesa_error( ctx
, GL_INVALID_VALUE
, "glVertexPointer(stride)" );
106 if (MESA_VERBOSE
&(VERBOSE_VARRAY
|VERBOSE_API
))
107 _mesa_debug(ctx
, "glVertexPointer( sz %d type %s stride %d )\n", size
,
108 _mesa_lookup_enum_by_nr( type
), stride
);
110 /* always need to check that <type> is legal */
113 elementSize
= size
* sizeof(GLshort
);
116 elementSize
= size
* sizeof(GLint
);
119 elementSize
= size
* sizeof(GLfloat
);
122 elementSize
= size
* sizeof(GLdouble
);
125 elementSize
= size
* sizeof(GLhalfARB
);
129 elementSize
= size
* sizeof(GLfixed
);
132 #if FEATURE_vertex_array_byte
134 elementSize
= size
* sizeof(GLbyte
);
138 _mesa_error( ctx
, GL_INVALID_ENUM
, "glVertexPointer(type=%s)",
139 _mesa_lookup_enum_by_nr(type
));
143 update_array(ctx
, &ctx
->Array
.ArrayObj
->Vertex
, _NEW_ARRAY_VERTEX
,
144 elementSize
, size
, type
, GL_RGBA
, stride
, GL_FALSE
, ptr
);
149 _mesa_NormalPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
152 GET_CURRENT_CONTEXT(ctx
);
153 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
156 _mesa_error( ctx
, GL_INVALID_VALUE
, "glNormalPointer(stride)" );
160 if (MESA_VERBOSE
&(VERBOSE_VARRAY
|VERBOSE_API
))
161 _mesa_debug(ctx
, "glNormalPointer( type %s stride %d )\n",
162 _mesa_lookup_enum_by_nr( type
), stride
);
166 elementSize
= 3 * sizeof(GLbyte
);
169 elementSize
= 3 * sizeof(GLshort
);
172 elementSize
= 3 * sizeof(GLint
);
175 elementSize
= 3 * sizeof(GLfloat
);
178 elementSize
= 3 * sizeof(GLdouble
);
181 elementSize
= 3 * sizeof(GLhalfARB
);
185 elementSize
= 3 * sizeof(GLfixed
);
189 _mesa_error( ctx
, GL_INVALID_ENUM
, "glNormalPointer(type=%s)",
190 _mesa_lookup_enum_by_nr(type
));
194 update_array(ctx
, &ctx
->Array
.ArrayObj
->Normal
, _NEW_ARRAY_NORMAL
,
195 elementSize
, 3, type
, GL_RGBA
, stride
, GL_TRUE
, ptr
);
200 _mesa_ColorPointer(GLint size
, GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
204 GET_CURRENT_CONTEXT(ctx
);
205 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
207 if (size
< 3 || size
> 4) {
208 if (!ctx
->Extensions
.EXT_vertex_array_bgra
|| size
!= GL_BGRA
) {
209 _mesa_error(ctx
, GL_INVALID_VALUE
, "glColorPointer(size)");
214 _mesa_error( ctx
, GL_INVALID_VALUE
, "glColorPointer(stride)" );
218 if (MESA_VERBOSE
&(VERBOSE_VARRAY
|VERBOSE_API
))
219 _mesa_debug(ctx
, "glColorPointer( sz %d type %s stride %d )\n", size
,
220 _mesa_lookup_enum_by_nr( type
), stride
);
222 if (size
== GL_BGRA
) {
223 if (type
!= GL_UNSIGNED_BYTE
) {
224 _mesa_error(ctx
, GL_INVALID_VALUE
, "glColorPointer(GL_BGRA/GLubyte)");
236 elementSize
= size
* sizeof(GLbyte
);
238 case GL_UNSIGNED_BYTE
:
239 elementSize
= size
* sizeof(GLubyte
);
242 elementSize
= size
* sizeof(GLshort
);
244 case GL_UNSIGNED_SHORT
:
245 elementSize
= size
* sizeof(GLushort
);
248 elementSize
= size
* sizeof(GLint
);
250 case GL_UNSIGNED_INT
:
251 elementSize
= size
* sizeof(GLuint
);
254 elementSize
= size
* sizeof(GLfloat
);
257 elementSize
= size
* sizeof(GLdouble
);
260 elementSize
= size
* sizeof(GLhalfARB
);
264 elementSize
= size
* sizeof(GLfixed
);
268 _mesa_error( ctx
, GL_INVALID_ENUM
, "glColorPointer(type=%s)",
269 _mesa_lookup_enum_by_nr(type
));
273 update_array(ctx
, &ctx
->Array
.ArrayObj
->Color
, _NEW_ARRAY_COLOR0
,
274 elementSize
, size
, type
, format
, stride
, GL_TRUE
, ptr
);
279 _mesa_FogCoordPointerEXT(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
282 GET_CURRENT_CONTEXT(ctx
);
283 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
286 _mesa_error( ctx
, GL_INVALID_VALUE
, "glFogCoordPointer(stride)" );
292 elementSize
= sizeof(GLfloat
);
295 elementSize
= sizeof(GLdouble
);
298 elementSize
= sizeof(GLhalfARB
);
301 _mesa_error( ctx
, GL_INVALID_ENUM
, "glFogCoordPointer(type)" );
305 update_array(ctx
, &ctx
->Array
.ArrayObj
->FogCoord
, _NEW_ARRAY_FOGCOORD
,
306 elementSize
, 1, type
, GL_RGBA
, stride
, GL_FALSE
, ptr
);
311 _mesa_IndexPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
314 GET_CURRENT_CONTEXT(ctx
);
315 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
318 _mesa_error( ctx
, GL_INVALID_VALUE
, "glIndexPointer(stride)" );
323 case GL_UNSIGNED_BYTE
:
324 elementSize
= sizeof(GLubyte
);
327 elementSize
= sizeof(GLshort
);
330 elementSize
= sizeof(GLint
);
333 elementSize
= sizeof(GLfloat
);
336 elementSize
= sizeof(GLdouble
);
339 _mesa_error( ctx
, GL_INVALID_ENUM
, "glIndexPointer(type)" );
343 update_array(ctx
, &ctx
->Array
.ArrayObj
->Index
, _NEW_ARRAY_INDEX
,
344 elementSize
, 1, type
, GL_RGBA
, stride
, GL_FALSE
, ptr
);
349 _mesa_SecondaryColorPointerEXT(GLint size
, GLenum type
,
350 GLsizei stride
, const GLvoid
*ptr
)
354 GET_CURRENT_CONTEXT(ctx
);
355 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
357 if (size
!= 3 && size
!= 4) {
358 if (!ctx
->Extensions
.EXT_vertex_array_bgra
|| size
!= GL_BGRA
) {
359 _mesa_error(ctx
, GL_INVALID_VALUE
, "glSecondaryColorPointer(size)");
364 _mesa_error( ctx
, GL_INVALID_VALUE
, "glSecondaryColorPointer(stride)" );
368 if (MESA_VERBOSE
&(VERBOSE_VARRAY
|VERBOSE_API
))
369 _mesa_debug(ctx
, "glSecondaryColorPointer( sz %d type %s stride %d )\n",
370 size
, _mesa_lookup_enum_by_nr( type
), stride
);
372 if (size
== GL_BGRA
) {
373 if (type
!= GL_UNSIGNED_BYTE
) {
374 _mesa_error(ctx
, GL_INVALID_VALUE
, "glColorPointer(GL_BGRA/GLubyte)");
386 elementSize
= size
* sizeof(GLbyte
);
388 case GL_UNSIGNED_BYTE
:
389 elementSize
= size
* sizeof(GLubyte
);
392 elementSize
= size
* sizeof(GLshort
);
394 case GL_UNSIGNED_SHORT
:
395 elementSize
= size
* sizeof(GLushort
);
398 elementSize
= size
* sizeof(GLint
);
400 case GL_UNSIGNED_INT
:
401 elementSize
= size
* sizeof(GLuint
);
404 elementSize
= size
* sizeof(GLfloat
);
407 elementSize
= size
* sizeof(GLdouble
);
410 elementSize
= size
* sizeof(GLhalfARB
);
413 _mesa_error( ctx
, GL_INVALID_ENUM
, "glSecondaryColorPointer(type=%s)",
414 _mesa_lookup_enum_by_nr(type
));
418 update_array(ctx
, &ctx
->Array
.ArrayObj
->SecondaryColor
, _NEW_ARRAY_COLOR1
,
419 elementSize
, size
, type
, format
, stride
, GL_TRUE
, ptr
);
424 _mesa_TexCoordPointer(GLint size
, GLenum type
, GLsizei stride
,
428 GET_CURRENT_CONTEXT(ctx
);
429 const GLuint unit
= ctx
->Array
.ActiveTexture
;
430 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
432 if (size
< 1 || size
> 4) {
433 _mesa_error( ctx
, GL_INVALID_VALUE
, "glTexCoordPointer(size)" );
437 _mesa_error( ctx
, GL_INVALID_VALUE
, "glTexCoordPointer(stride)" );
441 if (MESA_VERBOSE
&(VERBOSE_VARRAY
|VERBOSE_API
))
442 _mesa_debug(ctx
, "glTexCoordPointer(unit %u sz %d type %s stride %d)\n",
443 unit
, size
, _mesa_lookup_enum_by_nr( type
), stride
);
445 /* always need to check that <type> is legal */
448 elementSize
= size
* sizeof(GLshort
);
451 elementSize
= size
* sizeof(GLint
);
454 elementSize
= size
* sizeof(GLfloat
);
457 elementSize
= size
* sizeof(GLdouble
);
460 elementSize
= size
* sizeof(GLhalfARB
);
464 elementSize
= size
* sizeof(GLfixed
);
467 #if FEATURE_vertex_array_byte
469 elementSize
= size
* sizeof(GLbyte
);
473 _mesa_error( ctx
, GL_INVALID_ENUM
, "glTexCoordPointer(type=%s)",
474 _mesa_lookup_enum_by_nr(type
));
478 ASSERT(unit
< Elements(ctx
->Array
.ArrayObj
->TexCoord
));
480 update_array(ctx
, &ctx
->Array
.ArrayObj
->TexCoord
[unit
],
481 _NEW_ARRAY_TEXCOORD(unit
),
482 elementSize
, size
, type
, GL_RGBA
, stride
, GL_FALSE
, ptr
);
487 _mesa_EdgeFlagPointer(GLsizei stride
, const GLvoid
*ptr
)
489 GET_CURRENT_CONTEXT(ctx
);
490 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
493 _mesa_error( ctx
, GL_INVALID_VALUE
, "glEdgeFlagPointer(stride)" );
497 update_array(ctx
, &ctx
->Array
.ArrayObj
->EdgeFlag
, _NEW_ARRAY_EDGEFLAG
,
498 sizeof(GLboolean
), 1, GL_UNSIGNED_BYTE
, GL_RGBA
,
499 stride
, GL_FALSE
, ptr
);
504 _mesa_PointSizePointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
507 GET_CURRENT_CONTEXT(ctx
);
508 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
511 _mesa_error( ctx
, GL_INVALID_VALUE
, "glPointSizePointer(stride)" );
517 elementSize
= sizeof(GLfloat
);
521 elementSize
= sizeof(GLfixed
);
525 _mesa_error( ctx
, GL_INVALID_ENUM
, "glPointSizePointer(type)" );
529 update_array(ctx
, &ctx
->Array
.ArrayObj
->PointSize
, _NEW_ARRAY_POINT_SIZE
,
530 elementSize
, 1, type
, GL_RGBA
, stride
, GL_FALSE
, ptr
);
534 #if FEATURE_NV_vertex_program
536 * Set a vertex attribute array.
537 * Note that these arrays DO alias the conventional GL vertex arrays
538 * (position, normal, color, fog, texcoord, etc).
539 * The generic attribute slots at #16 and above are not touched.
542 _mesa_VertexAttribPointerNV(GLuint index
, GLint size
, GLenum type
,
543 GLsizei stride
, const GLvoid
*ptr
)
545 GLboolean normalized
= GL_FALSE
;
548 GET_CURRENT_CONTEXT(ctx
);
549 ASSERT_OUTSIDE_BEGIN_END(ctx
);
551 if (index
>= MAX_NV_VERTEX_PROGRAM_INPUTS
) {
552 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerNV(index)");
556 if (size
< 1 || size
> 4) {
557 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerNV(size)");
562 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerNV(stride)");
566 if (type
== GL_UNSIGNED_BYTE
&& size
!= 4) {
567 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerNV(size!=4)");
571 if (size
== GL_BGRA
) {
572 if (type
!= GL_UNSIGNED_BYTE
) {
573 _mesa_error(ctx
, GL_INVALID_VALUE
,
574 "glVertexAttribPointerNV(GL_BGRA/type)");
580 normalized
= GL_TRUE
;
586 /* check for valid 'type' and compute StrideB right away */
588 case GL_UNSIGNED_BYTE
:
589 normalized
= GL_TRUE
;
590 elementSize
= size
* sizeof(GLubyte
);
593 elementSize
= size
* sizeof(GLshort
);
596 elementSize
= size
* sizeof(GLfloat
);
599 elementSize
= size
* sizeof(GLdouble
);
602 _mesa_error( ctx
, GL_INVALID_ENUM
, "glVertexAttribPointerNV(type=%s)",
603 _mesa_lookup_enum_by_nr(type
));
607 update_array(ctx
, &ctx
->Array
.ArrayObj
->VertexAttrib
[index
],
608 _NEW_ARRAY_ATTRIB(index
),
609 elementSize
, size
, type
, format
, stride
, normalized
, ptr
);
614 #if FEATURE_ARB_vertex_program
616 * Set a generic vertex attribute array.
617 * Note that these arrays DO NOT alias the conventional GL vertex arrays
618 * (position, normal, color, fog, texcoord, etc).
621 _mesa_VertexAttribPointerARB(GLuint index
, GLint size
, GLenum type
,
622 GLboolean normalized
,
623 GLsizei stride
, const GLvoid
*ptr
)
627 GET_CURRENT_CONTEXT(ctx
);
628 ASSERT_OUTSIDE_BEGIN_END(ctx
);
630 if (index
>= ctx
->Const
.VertexProgram
.MaxAttribs
) {
631 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerARB(index)");
635 if (size
< 1 || size
> 4) {
636 if (!ctx
->Extensions
.EXT_vertex_array_bgra
|| size
!= GL_BGRA
) {
637 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerARB(size)");
643 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerARB(stride)");
647 if (size
== GL_BGRA
) {
648 if (type
!= GL_UNSIGNED_BYTE
) {
649 _mesa_error(ctx
, GL_INVALID_VALUE
,
650 "glVertexAttribPointerARB(GL_BGRA/type)");
653 if (normalized
!= GL_TRUE
) {
654 _mesa_error(ctx
, GL_INVALID_VALUE
,
655 "glVertexAttribPointerARB(GL_BGRA/normalized)");
666 /* check for valid 'type' and compute StrideB right away */
667 /* NOTE: more types are supported here than in the NV extension */
670 elementSize
= size
* sizeof(GLbyte
);
672 case GL_UNSIGNED_BYTE
:
673 elementSize
= size
* sizeof(GLubyte
);
676 elementSize
= size
* sizeof(GLshort
);
678 case GL_UNSIGNED_SHORT
:
679 elementSize
= size
* sizeof(GLushort
);
682 elementSize
= size
* sizeof(GLint
);
684 case GL_UNSIGNED_INT
:
685 elementSize
= size
* sizeof(GLuint
);
688 elementSize
= size
* sizeof(GLfloat
);
691 elementSize
= size
* sizeof(GLdouble
);
694 elementSize
= size
* sizeof(GLhalfARB
);
698 elementSize
= size
* sizeof(GLfixed
);
702 _mesa_error( ctx
, GL_INVALID_ENUM
, "glVertexAttribPointerARB(type)" );
706 update_array(ctx
, &ctx
->Array
.ArrayObj
->VertexAttrib
[index
],
707 _NEW_ARRAY_ATTRIB(index
),
708 elementSize
, size
, type
, format
, stride
, normalized
, ptr
);
714 _mesa_VertexPointerEXT(GLint size
, GLenum type
, GLsizei stride
,
715 GLsizei count
, const GLvoid
*ptr
)
718 _mesa_VertexPointer(size
, type
, stride
, ptr
);
723 _mesa_NormalPointerEXT(GLenum type
, GLsizei stride
, GLsizei count
,
727 _mesa_NormalPointer(type
, stride
, ptr
);
732 _mesa_ColorPointerEXT(GLint size
, GLenum type
, GLsizei stride
, GLsizei count
,
736 _mesa_ColorPointer(size
, type
, stride
, ptr
);
741 _mesa_IndexPointerEXT(GLenum type
, GLsizei stride
, GLsizei count
,
745 _mesa_IndexPointer(type
, stride
, ptr
);
750 _mesa_TexCoordPointerEXT(GLint size
, GLenum type
, GLsizei stride
,
751 GLsizei count
, const GLvoid
*ptr
)
754 _mesa_TexCoordPointer(size
, type
, stride
, ptr
);
759 _mesa_EdgeFlagPointerEXT(GLsizei stride
, GLsizei count
, const GLboolean
*ptr
)
762 _mesa_EdgeFlagPointer(stride
, ptr
);
767 _mesa_InterleavedArrays(GLenum format
, GLsizei stride
, const GLvoid
*pointer
)
769 GET_CURRENT_CONTEXT(ctx
);
770 GLboolean tflag
, cflag
, nflag
; /* enable/disable flags */
771 GLint tcomps
, ccomps
, vcomps
; /* components per texcoord, color, vertex */
772 GLenum ctype
= 0; /* color type */
773 GLint coffset
= 0, noffset
= 0, voffset
;/* color, normal, vertex offsets */
774 const GLint toffset
= 0; /* always zero */
775 GLint defstride
; /* default stride */
778 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
781 c
= f
* ((4 * sizeof(GLubyte
) + (f
- 1)) / f
);
784 _mesa_error( ctx
, GL_INVALID_VALUE
, "glInterleavedArrays(stride)" );
790 tflag
= GL_FALSE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
791 tcomps
= 0; ccomps
= 0; vcomps
= 2;
796 tflag
= GL_FALSE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
797 tcomps
= 0; ccomps
= 0; vcomps
= 3;
802 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
803 tcomps
= 0; ccomps
= 4; vcomps
= 2;
804 ctype
= GL_UNSIGNED_BYTE
;
810 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
811 tcomps
= 0; ccomps
= 4; vcomps
= 3;
812 ctype
= GL_UNSIGNED_BYTE
;
818 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
819 tcomps
= 0; ccomps
= 3; vcomps
= 3;
826 tflag
= GL_FALSE
; cflag
= GL_FALSE
; nflag
= GL_TRUE
;
827 tcomps
= 0; ccomps
= 0; vcomps
= 3;
833 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_TRUE
;
834 tcomps
= 0; ccomps
= 4; vcomps
= 3;
842 tflag
= GL_TRUE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
843 tcomps
= 2; ccomps
= 0; vcomps
= 3;
848 tflag
= GL_TRUE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
849 tcomps
= 4; ccomps
= 0; vcomps
= 4;
853 case GL_T2F_C4UB_V3F
:
854 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
855 tcomps
= 2; ccomps
= 4; vcomps
= 3;
856 ctype
= GL_UNSIGNED_BYTE
;
862 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
863 tcomps
= 2; ccomps
= 3; vcomps
= 3;
870 tflag
= GL_TRUE
; cflag
= GL_FALSE
; nflag
= GL_TRUE
;
871 tcomps
= 2; ccomps
= 0; vcomps
= 3;
876 case GL_T2F_C4F_N3F_V3F
:
877 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_TRUE
;
878 tcomps
= 2; ccomps
= 4; vcomps
= 3;
885 case GL_T4F_C4F_N3F_V4F
:
886 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_TRUE
;
887 tcomps
= 4; ccomps
= 4; vcomps
= 4;
895 _mesa_error( ctx
, GL_INVALID_ENUM
, "glInterleavedArrays(format)" );
903 _mesa_DisableClientState( GL_EDGE_FLAG_ARRAY
);
904 _mesa_DisableClientState( GL_INDEX_ARRAY
);
905 /* XXX also disable secondary color and generic arrays? */
909 _mesa_EnableClientState( GL_TEXTURE_COORD_ARRAY
);
910 _mesa_TexCoordPointer( tcomps
, GL_FLOAT
, stride
,
911 (GLubyte
*) pointer
+ toffset
);
914 _mesa_DisableClientState( GL_TEXTURE_COORD_ARRAY
);
919 _mesa_EnableClientState( GL_COLOR_ARRAY
);
920 _mesa_ColorPointer( ccomps
, ctype
, stride
,
921 (GLubyte
*) pointer
+ coffset
);
924 _mesa_DisableClientState( GL_COLOR_ARRAY
);
930 _mesa_EnableClientState( GL_NORMAL_ARRAY
);
931 _mesa_NormalPointer( GL_FLOAT
, stride
, (GLubyte
*) pointer
+ noffset
);
934 _mesa_DisableClientState( GL_NORMAL_ARRAY
);
938 _mesa_EnableClientState( GL_VERTEX_ARRAY
);
939 _mesa_VertexPointer( vcomps
, GL_FLOAT
, stride
,
940 (GLubyte
*) pointer
+ voffset
);
945 _mesa_LockArraysEXT(GLint first
, GLsizei count
)
947 GET_CURRENT_CONTEXT(ctx
);
948 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
950 if (MESA_VERBOSE
& VERBOSE_API
)
951 _mesa_debug(ctx
, "glLockArrays %d %d\n", first
, count
);
954 _mesa_error( ctx
, GL_INVALID_VALUE
, "glLockArraysEXT(first)" );
958 _mesa_error( ctx
, GL_INVALID_VALUE
, "glLockArraysEXT(count)" );
961 if (ctx
->Array
.LockCount
!= 0) {
962 _mesa_error( ctx
, GL_INVALID_OPERATION
, "glLockArraysEXT(reentry)" );
966 ctx
->Array
.LockFirst
= first
;
967 ctx
->Array
.LockCount
= count
;
969 ctx
->NewState
|= _NEW_ARRAY
;
970 ctx
->Array
.NewState
|= _NEW_ARRAY_ALL
;
975 _mesa_UnlockArraysEXT( void )
977 GET_CURRENT_CONTEXT(ctx
);
978 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
980 if (MESA_VERBOSE
& VERBOSE_API
)
981 _mesa_debug(ctx
, "glUnlockArrays\n");
983 if (ctx
->Array
.LockCount
== 0) {
984 _mesa_error( ctx
, GL_INVALID_OPERATION
, "glUnlockArraysEXT(reexit)" );
988 ctx
->Array
.LockFirst
= 0;
989 ctx
->Array
.LockCount
= 0;
990 ctx
->NewState
|= _NEW_ARRAY
;
991 ctx
->Array
.NewState
|= _NEW_ARRAY_ALL
;
995 /* GL_EXT_multi_draw_arrays */
996 /* Somebody forgot to spec the first and count parameters as const! <sigh> */
998 _mesa_MultiDrawArraysEXT( GLenum mode
, GLint
*first
,
999 GLsizei
*count
, GLsizei primcount
)
1001 GET_CURRENT_CONTEXT(ctx
);
1004 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
1006 for (i
= 0; i
< primcount
; i
++) {
1008 CALL_DrawArrays(ctx
->Exec
, (mode
, first
[i
], count
[i
]));
1014 /* GL_IBM_multimode_draw_arrays */
1016 _mesa_MultiModeDrawArraysIBM( const GLenum
* mode
, const GLint
* first
,
1017 const GLsizei
* count
,
1018 GLsizei primcount
, GLint modestride
)
1020 GET_CURRENT_CONTEXT(ctx
);
1023 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
1025 for ( i
= 0 ; i
< primcount
; i
++ ) {
1026 if ( count
[i
] > 0 ) {
1027 GLenum m
= *((GLenum
*) ((GLubyte
*) mode
+ i
* modestride
));
1028 CALL_DrawArrays(ctx
->Exec
, ( m
, first
[i
], count
[i
] ));
1034 /* GL_IBM_multimode_draw_arrays */
1036 _mesa_MultiModeDrawElementsIBM( const GLenum
* mode
, const GLsizei
* count
,
1037 GLenum type
, const GLvoid
* const * indices
,
1038 GLsizei primcount
, GLint modestride
)
1040 GET_CURRENT_CONTEXT(ctx
);
1043 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
1045 /* XXX not sure about ARB_vertex_buffer_object handling here */
1047 for ( i
= 0 ; i
< primcount
; i
++ ) {
1048 if ( count
[i
] > 0 ) {
1049 GLenum m
= *((GLenum
*) ((GLubyte
*) mode
+ i
* modestride
));
1050 CALL_DrawElements(ctx
->Exec
, ( m
, count
[i
], type
, indices
[i
] ));
1057 * GL 3.1 glPrimitiveRestartIndex().
1060 _mesa_PrimitiveRestartIndex(GLuint index
)
1062 GET_CURRENT_CONTEXT(ctx
);
1064 if (ctx
->VersionMajor
* 10 + ctx
->VersionMinor
< 31) {
1065 _mesa_error(ctx
, GL_INVALID_OPERATION
, "glPrimitiveRestartIndex()");
1069 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
1071 FLUSH_VERTICES(ctx
, _NEW_TRANSFORM
);
1073 ctx
->Array
.RestartIndex
= index
;
1078 * Copy one client vertex array to another.
1081 _mesa_copy_client_array(GLcontext
*ctx
,
1082 struct gl_client_array
*dst
,
1083 struct gl_client_array
*src
)
1085 dst
->Size
= src
->Size
;
1086 dst
->Type
= src
->Type
;
1087 dst
->Format
= src
->Format
;
1088 dst
->Stride
= src
->Stride
;
1089 dst
->StrideB
= src
->StrideB
;
1090 dst
->Ptr
= src
->Ptr
;
1091 dst
->Enabled
= src
->Enabled
;
1092 dst
->Normalized
= src
->Normalized
;
1093 dst
->_ElementSize
= src
->_ElementSize
;
1094 _mesa_reference_buffer_object(ctx
, &dst
->BufferObj
, src
->BufferObj
);
1095 dst
->_MaxElement
= src
->_MaxElement
;
1101 * Print vertex array's fields.
1104 print_array(const char *name
, GLint index
, const struct gl_client_array
*array
)
1107 printf(" %s[%d]: ", name
, index
);
1109 printf(" %s: ", name
);
1110 printf("Ptr=%p, Type=0x%x, Size=%d, ElemSize=%u, Stride=%d, Buffer=%u(Size %u), MaxElem=%u\n",
1111 array
->Ptr
, array
->Type
, array
->Size
,
1112 array
->_ElementSize
, array
->StrideB
,
1113 array
->BufferObj
->Name
, array
->BufferObj
->Size
,
1114 array
->_MaxElement
);
1119 * Print current vertex object/array info. For debug.
1122 _mesa_print_arrays(GLcontext
*ctx
)
1124 struct gl_array_object
*arrayObj
= ctx
->Array
.ArrayObj
;
1127 _mesa_update_array_object_max_element(ctx
, arrayObj
);
1129 printf("Array Object %u\n", arrayObj
->Name
);
1130 if (arrayObj
->Vertex
.Enabled
)
1131 print_array("Vertex", -1, &arrayObj
->Vertex
);
1132 if (arrayObj
->Normal
.Enabled
)
1133 print_array("Normal", -1, &arrayObj
->Normal
);
1134 if (arrayObj
->Color
.Enabled
)
1135 print_array("Color", -1, &arrayObj
->Color
);
1136 for (i
= 0; i
< Elements(arrayObj
->TexCoord
); i
++)
1137 if (arrayObj
->TexCoord
[i
].Enabled
)
1138 print_array("TexCoord", i
, &arrayObj
->TexCoord
[i
]);
1139 for (i
= 0; i
< Elements(arrayObj
->VertexAttrib
); i
++)
1140 if (arrayObj
->VertexAttrib
[i
].Enabled
)
1141 print_array("Attrib", i
, &arrayObj
->VertexAttrib
[i
]);
1142 printf(" _MaxElement = %u\n", arrayObj
->_MaxElement
);
1147 * Initialize vertex array state for given context.
1150 _mesa_init_varray(GLcontext
*ctx
)
1152 ctx
->Array
.DefaultArrayObj
= _mesa_new_array_object(ctx
, 0);
1153 _mesa_reference_array_object(ctx
, &ctx
->Array
.ArrayObj
,
1154 ctx
->Array
.DefaultArrayObj
);
1155 ctx
->Array
.ActiveTexture
= 0; /* GL_ARB_multitexture */
1157 ctx
->Array
.Objects
= _mesa_NewHashTable();
1162 * Callback for deleting an array object. Called by _mesa_HashDeleteAll().
1165 delete_arrayobj_cb(GLuint id
, void *data
, void *userData
)
1167 struct gl_array_object
*arrayObj
= (struct gl_array_object
*) data
;
1168 GLcontext
*ctx
= (GLcontext
*) userData
;
1169 _mesa_delete_array_object(ctx
, arrayObj
);
1174 * Free vertex array state for given context.
1177 _mesa_free_varray_data(GLcontext
*ctx
)
1179 _mesa_HashDeleteAll(ctx
->Array
.Objects
, delete_arrayobj_cb
, ctx
);
1180 _mesa_DeleteHashTable(ctx
->Array
.Objects
);