2 * Mesa 3-D graphics library
5 * Copyright (C) 1999-2004 Brian Paul 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 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
21 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
22 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 #include "bufferobj.h"
39 #define GL_BOOLEAN 0x9999
44 * Update the fields of a vertex array structure.
45 * We need to do a few special things for arrays that live in
46 * vertex buffer objects.
49 update_array(GLcontext
*ctx
, struct gl_client_array
*array
,
50 GLuint dirtyFlag
, GLsizei elementSize
,
51 GLint size
, GLenum type
,
52 GLsizei stride
, GLboolean normalized
, const GLvoid
*ptr
)
56 array
->Stride
= stride
;
57 array
->StrideB
= stride
? stride
: elementSize
;
58 array
->Normalized
= normalized
;
59 array
->Ptr
= (const GLubyte
*) ptr
;
60 #if FEATURE_ARB_vertex_buffer_object
61 array
->BufferObj
->RefCount
--;
62 if (array
->BufferObj
->RefCount
<= 0) {
63 ASSERT(array
->BufferObj
->Name
);
64 _mesa_remove_buffer_object( ctx
, array
->BufferObj
);
65 (*ctx
->Driver
.DeleteBuffer
)( ctx
, array
->BufferObj
);
67 array
->BufferObj
= ctx
->Array
.ArrayBufferObj
;
68 array
->BufferObj
->RefCount
++;
69 /* Compute the index of the last array element that's inside the buffer.
70 * Later in glDrawArrays we'll check if start + count > _MaxElement to
71 * be sure we won't go out of bounds.
73 if (ctx
->Array
.ArrayBufferObj
->Name
)
74 array
->_MaxElement
= ((GLsizeiptrARB
) ctx
->Array
.ArrayBufferObj
->Size
75 - (GLsizeiptrARB
) array
->Ptr
) / array
->StrideB
;
78 array
->_MaxElement
= 2 * 1000 * 1000 * 1000; /* just a big number */
80 ctx
->NewState
|= _NEW_ARRAY
;
81 ctx
->Array
.NewState
|= dirtyFlag
;
86 _mesa_VertexPointer(GLint size
, GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
89 GET_CURRENT_CONTEXT(ctx
);
90 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
92 if (size
< 2 || size
> 4) {
93 _mesa_error( ctx
, GL_INVALID_VALUE
, "glVertexPointer(size)" );
97 _mesa_error( ctx
, GL_INVALID_VALUE
, "glVertexPointer(stride)" );
101 if (MESA_VERBOSE
&(VERBOSE_VARRAY
|VERBOSE_API
))
102 _mesa_debug(ctx
, "glVertexPointer( sz %d type %s stride %d )\n", size
,
103 _mesa_lookup_enum_by_nr( type
), stride
);
105 /* always need to check that <type> is legal */
108 elementSize
= size
* sizeof(GLshort
);
111 elementSize
= size
* sizeof(GLint
);
114 elementSize
= size
* sizeof(GLfloat
);
117 elementSize
= size
* sizeof(GLdouble
);
120 _mesa_error( ctx
, GL_INVALID_ENUM
, "glVertexPointer(type)" );
124 update_array(ctx
, &ctx
->Array
.Vertex
, _NEW_ARRAY_VERTEX
,
125 elementSize
, size
, type
, stride
, GL_FALSE
, ptr
);
127 if (ctx
->Driver
.VertexPointer
)
128 ctx
->Driver
.VertexPointer( ctx
, size
, type
, stride
, ptr
);
133 _mesa_NormalPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
136 GET_CURRENT_CONTEXT(ctx
);
137 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
140 _mesa_error( ctx
, GL_INVALID_VALUE
, "glNormalPointer(stride)" );
144 if (MESA_VERBOSE
&(VERBOSE_VARRAY
|VERBOSE_API
))
145 _mesa_debug(ctx
, "glNormalPointer( type %s stride %d )\n",
146 _mesa_lookup_enum_by_nr( type
), stride
);
150 elementSize
= 3 * sizeof(GLbyte
);
153 elementSize
= 3 * sizeof(GLshort
);
156 elementSize
= 3 * sizeof(GLint
);
159 elementSize
= 3 * sizeof(GLfloat
);
162 elementSize
= 3 * sizeof(GLdouble
);
165 _mesa_error( ctx
, GL_INVALID_ENUM
, "glNormalPointer(type)" );
169 update_array(ctx
, &ctx
->Array
.Normal
, _NEW_ARRAY_NORMAL
,
170 elementSize
, 3, type
, stride
, GL_FALSE
, ptr
);
172 if (ctx
->Driver
.NormalPointer
)
173 ctx
->Driver
.NormalPointer( ctx
, type
, stride
, ptr
);
178 _mesa_ColorPointer(GLint size
, GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
181 GET_CURRENT_CONTEXT(ctx
);
182 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
184 if (size
< 3 || size
> 4) {
185 _mesa_error( ctx
, GL_INVALID_VALUE
, "glColorPointer(size)" );
189 _mesa_error( ctx
, GL_INVALID_VALUE
, "glColorPointer(stride)" );
193 if (MESA_VERBOSE
&(VERBOSE_VARRAY
|VERBOSE_API
))
194 _mesa_debug(ctx
, "glColorPointer( sz %d type %s stride %d )\n", size
,
195 _mesa_lookup_enum_by_nr( type
), stride
);
199 elementSize
= size
* sizeof(GLbyte
);
201 case GL_UNSIGNED_BYTE
:
202 elementSize
= size
* sizeof(GLubyte
);
205 elementSize
= size
* sizeof(GLshort
);
207 case GL_UNSIGNED_SHORT
:
208 elementSize
= size
* sizeof(GLushort
);
211 elementSize
= size
* sizeof(GLint
);
213 case GL_UNSIGNED_INT
:
214 elementSize
= size
* sizeof(GLuint
);
217 elementSize
= size
* sizeof(GLfloat
);
220 elementSize
= size
* sizeof(GLdouble
);
223 _mesa_error( ctx
, GL_INVALID_ENUM
, "glColorPointer(type)" );
227 update_array(ctx
, &ctx
->Array
.Color
, _NEW_ARRAY_COLOR0
,
228 elementSize
, size
, type
, stride
, GL_FALSE
, ptr
);
230 if (ctx
->Driver
.ColorPointer
)
231 ctx
->Driver
.ColorPointer( ctx
, size
, type
, stride
, ptr
);
236 _mesa_FogCoordPointerEXT(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
239 GET_CURRENT_CONTEXT(ctx
);
240 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
243 _mesa_error( ctx
, GL_INVALID_VALUE
, "glFogCoordPointer(stride)" );
249 elementSize
= sizeof(GLfloat
);
252 elementSize
= sizeof(GLdouble
);
255 _mesa_error( ctx
, GL_INVALID_ENUM
, "glFogCoordPointer(type)" );
259 update_array(ctx
, &ctx
->Array
.FogCoord
, _NEW_ARRAY_FOGCOORD
,
260 elementSize
, 1, type
, stride
, GL_FALSE
, ptr
);
262 if (ctx
->Driver
.FogCoordPointer
)
263 ctx
->Driver
.FogCoordPointer( ctx
, type
, stride
, ptr
);
268 _mesa_IndexPointer(GLenum type
, GLsizei stride
, const GLvoid
*ptr
)
271 GET_CURRENT_CONTEXT(ctx
);
272 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
275 _mesa_error( ctx
, GL_INVALID_VALUE
, "glIndexPointer(stride)" );
280 case GL_UNSIGNED_BYTE
:
281 elementSize
= sizeof(GLubyte
);
284 elementSize
= sizeof(GLshort
);
287 elementSize
= sizeof(GLint
);
290 elementSize
= sizeof(GLfloat
);
293 elementSize
= sizeof(GLdouble
);
296 _mesa_error( ctx
, GL_INVALID_ENUM
, "glIndexPointer(type)" );
300 update_array(ctx
, &ctx
->Array
.Index
, _NEW_ARRAY_INDEX
,
301 elementSize
, 1, type
, stride
, GL_FALSE
, ptr
);
303 if (ctx
->Driver
.IndexPointer
)
304 ctx
->Driver
.IndexPointer( ctx
, type
, stride
, ptr
);
309 _mesa_SecondaryColorPointerEXT(GLint size
, GLenum type
,
310 GLsizei stride
, const GLvoid
*ptr
)
313 GET_CURRENT_CONTEXT(ctx
);
314 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
316 if (size
!= 3 && size
!= 4) {
317 _mesa_error( ctx
, GL_INVALID_VALUE
, "glSecondaryColorPointer(size)" );
321 _mesa_error( ctx
, GL_INVALID_VALUE
, "glSecondaryColorPointer(stride)" );
325 if (MESA_VERBOSE
&(VERBOSE_VARRAY
|VERBOSE_API
))
326 _mesa_debug(ctx
, "glSecondaryColorPointer( sz %d type %s stride %d )\n",
327 size
, _mesa_lookup_enum_by_nr( type
), stride
);
331 elementSize
= size
* sizeof(GLbyte
);
333 case GL_UNSIGNED_BYTE
:
334 elementSize
= size
* sizeof(GLubyte
);
337 elementSize
= size
* sizeof(GLshort
);
339 case GL_UNSIGNED_SHORT
:
340 elementSize
= size
* sizeof(GLushort
);
343 elementSize
= size
* sizeof(GLint
);
345 case GL_UNSIGNED_INT
:
346 elementSize
= size
* sizeof(GLuint
);
349 elementSize
= size
* sizeof(GLfloat
);
352 elementSize
= size
* sizeof(GLdouble
);
355 _mesa_error( ctx
, GL_INVALID_ENUM
, "glSecondaryColorPointer(type)" );
359 update_array(ctx
, &ctx
->Array
.SecondaryColor
, _NEW_ARRAY_COLOR1
,
360 elementSize
, size
, type
, stride
, GL_FALSE
, ptr
);
362 if (ctx
->Driver
.SecondaryColorPointer
)
363 ctx
->Driver
.SecondaryColorPointer( ctx
, size
, type
, stride
, ptr
);
368 _mesa_TexCoordPointer(GLint size
, GLenum type
, GLsizei stride
,
372 GET_CURRENT_CONTEXT(ctx
);
373 const GLuint unit
= ctx
->Array
.ActiveTexture
;
374 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
376 if (size
< 1 || size
> 4) {
377 _mesa_error( ctx
, GL_INVALID_VALUE
, "glTexCoordPointer(size)" );
381 _mesa_error( ctx
, GL_INVALID_VALUE
, "glTexCoordPointer(stride)" );
385 if (MESA_VERBOSE
&(VERBOSE_VARRAY
|VERBOSE_API
))
386 _mesa_debug(ctx
, "glTexCoordPointer(unit %u sz %d type %s stride %d)\n",
387 unit
, size
, _mesa_lookup_enum_by_nr( type
), stride
);
389 /* always need to check that <type> is legal */
392 elementSize
= size
* sizeof(GLshort
);
395 elementSize
= size
* sizeof(GLint
);
398 elementSize
= size
* sizeof(GLfloat
);
401 elementSize
= size
* sizeof(GLdouble
);
404 _mesa_error( ctx
, GL_INVALID_ENUM
, "glTexCoordPointer(type)" );
408 update_array(ctx
, &ctx
->Array
.TexCoord
[unit
], _NEW_ARRAY_TEXCOORD(unit
),
409 elementSize
, size
, type
, stride
, GL_FALSE
, ptr
);
411 if (ctx
->Driver
.TexCoordPointer
)
412 ctx
->Driver
.TexCoordPointer( ctx
, size
, type
, stride
, ptr
);
417 _mesa_EdgeFlagPointer(GLsizei stride
, const GLvoid
*ptr
)
419 GET_CURRENT_CONTEXT(ctx
);
420 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
423 _mesa_error( ctx
, GL_INVALID_VALUE
, "glEdgeFlagPointer(stride)" );
427 update_array(ctx
, &ctx
->Array
.EdgeFlag
, _NEW_ARRAY_EDGEFLAG
,
428 sizeof(GLboolean
), 1, GL_BOOLEAN
, stride
, GL_FALSE
, ptr
);
430 if (ctx
->Driver
.EdgeFlagPointer
)
431 ctx
->Driver
.EdgeFlagPointer( ctx
, stride
, ptr
);
435 #if FEATURE_NV_vertex_program
437 _mesa_VertexAttribPointerNV(GLuint index
, GLint size
, GLenum type
,
438 GLsizei stride
, const GLvoid
*ptr
)
441 GET_CURRENT_CONTEXT(ctx
);
442 ASSERT_OUTSIDE_BEGIN_END(ctx
);
444 if (index
>= VERT_ATTRIB_MAX
) {
445 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerNV(index)");
449 if (size
< 1 || size
> 4) {
450 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerNV(size)");
455 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerNV(stride)");
459 if (type
== GL_UNSIGNED_BYTE
&& size
!= 4) {
460 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerNV(size!=4)");
464 /* check for valid 'type' and compute StrideB right away */
466 case GL_UNSIGNED_BYTE
:
467 elementSize
= size
* sizeof(GLubyte
);
470 elementSize
= size
* sizeof(GLshort
);
473 elementSize
= size
* sizeof(GLfloat
);
476 elementSize
= size
* sizeof(GLdouble
);
479 _mesa_error( ctx
, GL_INVALID_ENUM
, "glVertexAttribPointerNV(type)" );
483 update_array(ctx
, &ctx
->Array
.VertexAttrib
[index
], _NEW_ARRAY_ATTRIB(index
),
484 elementSize
, size
, type
, stride
, GL_FALSE
, ptr
);
486 if (ctx
->Driver
.VertexAttribPointer
)
487 ctx
->Driver
.VertexAttribPointer( ctx
, index
, size
, type
, stride
, ptr
);
492 #if FEATURE_ARB_vertex_program
494 _mesa_VertexAttribPointerARB(GLuint index
, GLint size
, GLenum type
,
495 GLboolean normalized
,
496 GLsizei stride
, const GLvoid
*ptr
)
499 GET_CURRENT_CONTEXT(ctx
);
500 ASSERT_OUTSIDE_BEGIN_END(ctx
);
502 if (index
>= ctx
->Const
.MaxVertexProgramAttribs
) {
503 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerARB(index)");
507 if (size
< 1 || size
> 4) {
508 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerARB(size)");
513 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerARB(stride)");
517 if (type
== GL_UNSIGNED_BYTE
&& size
!= 4) {
518 _mesa_error(ctx
, GL_INVALID_VALUE
, "glVertexAttribPointerARB(size!=4)");
522 /* check for valid 'type' and compute StrideB right away */
523 /* NOTE: more types are supported here than in the NV extension */
526 elementSize
= size
* sizeof(GLbyte
);
528 case GL_UNSIGNED_BYTE
:
529 elementSize
= size
* sizeof(GLubyte
);
532 elementSize
= size
* sizeof(GLshort
);
534 case GL_UNSIGNED_SHORT
:
535 elementSize
= size
* sizeof(GLushort
);
538 elementSize
= size
* sizeof(GLint
);
540 case GL_UNSIGNED_INT
:
541 elementSize
= size
* sizeof(GLuint
);
544 elementSize
= size
* sizeof(GLfloat
);
547 elementSize
= size
* sizeof(GLdouble
);
550 _mesa_error( ctx
, GL_INVALID_ENUM
, "glVertexAttribPointerARB(type)" );
554 update_array(ctx
, &ctx
->Array
.VertexAttrib
[index
], _NEW_ARRAY_ATTRIB(index
),
555 elementSize
, size
, type
, stride
, normalized
, ptr
);
558 if (ctx->Driver.VertexAttribPointer)
559 ctx->Driver.VertexAttribPointer( ctx, index, size, type, stride, ptr );
566 _mesa_VertexPointerEXT(GLint size
, GLenum type
, GLsizei stride
,
567 GLsizei count
, const GLvoid
*ptr
)
570 _mesa_VertexPointer(size
, type
, stride
, ptr
);
575 _mesa_NormalPointerEXT(GLenum type
, GLsizei stride
, GLsizei count
,
579 _mesa_NormalPointer(type
, stride
, ptr
);
584 _mesa_ColorPointerEXT(GLint size
, GLenum type
, GLsizei stride
, GLsizei count
,
588 _mesa_ColorPointer(size
, type
, stride
, ptr
);
593 _mesa_IndexPointerEXT(GLenum type
, GLsizei stride
, GLsizei count
,
597 _mesa_IndexPointer(type
, stride
, ptr
);
602 _mesa_TexCoordPointerEXT(GLint size
, GLenum type
, GLsizei stride
,
603 GLsizei count
, const GLvoid
*ptr
)
606 _mesa_TexCoordPointer(size
, type
, stride
, ptr
);
611 _mesa_EdgeFlagPointerEXT(GLsizei stride
, GLsizei count
, const GLboolean
*ptr
)
614 _mesa_EdgeFlagPointer(stride
, ptr
);
619 _mesa_InterleavedArrays(GLenum format
, GLsizei stride
, const GLvoid
*pointer
)
621 GET_CURRENT_CONTEXT(ctx
);
622 GLboolean tflag
, cflag
, nflag
; /* enable/disable flags */
623 GLint tcomps
, ccomps
, vcomps
; /* components per texcoord, color, vertex */
624 GLenum ctype
= 0; /* color type */
625 GLint coffset
= 0, noffset
= 0, voffset
;/* color, normal, vertex offsets */
626 const GLint toffset
= 0; /* always zero */
627 GLint defstride
; /* default stride */
630 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
633 c
= f
* ((4 * sizeof(GLubyte
) + (f
- 1)) / f
);
636 _mesa_error( ctx
, GL_INVALID_VALUE
, "glInterleavedArrays(stride)" );
642 tflag
= GL_FALSE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
643 tcomps
= 0; ccomps
= 0; vcomps
= 2;
648 tflag
= GL_FALSE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
649 tcomps
= 0; ccomps
= 0; vcomps
= 3;
654 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
655 tcomps
= 0; ccomps
= 4; vcomps
= 2;
656 ctype
= GL_UNSIGNED_BYTE
;
662 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
663 tcomps
= 0; ccomps
= 4; vcomps
= 3;
664 ctype
= GL_UNSIGNED_BYTE
;
670 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
671 tcomps
= 0; ccomps
= 3; vcomps
= 3;
678 tflag
= GL_FALSE
; cflag
= GL_FALSE
; nflag
= GL_TRUE
;
679 tcomps
= 0; ccomps
= 0; vcomps
= 3;
685 tflag
= GL_FALSE
; cflag
= GL_TRUE
; nflag
= GL_TRUE
;
686 tcomps
= 0; ccomps
= 4; vcomps
= 3;
694 tflag
= GL_TRUE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
695 tcomps
= 2; ccomps
= 0; vcomps
= 3;
700 tflag
= GL_TRUE
; cflag
= GL_FALSE
; nflag
= GL_FALSE
;
701 tcomps
= 4; ccomps
= 0; vcomps
= 4;
705 case GL_T2F_C4UB_V3F
:
706 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
707 tcomps
= 2; ccomps
= 4; vcomps
= 3;
708 ctype
= GL_UNSIGNED_BYTE
;
714 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_FALSE
;
715 tcomps
= 2; ccomps
= 3; vcomps
= 3;
722 tflag
= GL_TRUE
; cflag
= GL_FALSE
; nflag
= GL_TRUE
;
723 tcomps
= 2; ccomps
= 0; vcomps
= 3;
728 case GL_T2F_C4F_N3F_V3F
:
729 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_TRUE
;
730 tcomps
= 2; ccomps
= 4; vcomps
= 3;
737 case GL_T4F_C4F_N3F_V4F
:
738 tflag
= GL_TRUE
; cflag
= GL_TRUE
; nflag
= GL_TRUE
;
739 tcomps
= 4; ccomps
= 4; vcomps
= 4;
747 _mesa_error( ctx
, GL_INVALID_ENUM
, "glInterleavedArrays(format)" );
755 _mesa_DisableClientState( GL_EDGE_FLAG_ARRAY
);
756 _mesa_DisableClientState( GL_INDEX_ARRAY
);
760 _mesa_EnableClientState( GL_TEXTURE_COORD_ARRAY
);
761 _mesa_TexCoordPointer( tcomps
, GL_FLOAT
, stride
,
762 (GLubyte
*) pointer
+ toffset
);
765 _mesa_DisableClientState( GL_TEXTURE_COORD_ARRAY
);
770 _mesa_EnableClientState( GL_COLOR_ARRAY
);
771 _mesa_ColorPointer( ccomps
, ctype
, stride
,
772 (GLubyte
*) pointer
+ coffset
);
775 _mesa_DisableClientState( GL_COLOR_ARRAY
);
781 _mesa_EnableClientState( GL_NORMAL_ARRAY
);
782 _mesa_NormalPointer( GL_FLOAT
, stride
, (GLubyte
*) pointer
+ noffset
);
785 _mesa_DisableClientState( GL_NORMAL_ARRAY
);
789 _mesa_EnableClientState( GL_VERTEX_ARRAY
);
790 _mesa_VertexPointer( vcomps
, GL_FLOAT
, stride
,
791 (GLubyte
*) pointer
+ voffset
);
796 _mesa_LockArraysEXT(GLint first
, GLsizei count
)
798 GET_CURRENT_CONTEXT(ctx
);
799 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
801 if (MESA_VERBOSE
& VERBOSE_API
)
802 _mesa_debug(ctx
, "glLockArrays %d %d\n", first
, count
);
804 if (first
== 0 && count
> 0 &&
805 count
<= (GLint
) ctx
->Const
.MaxArrayLockSize
) {
806 ctx
->Array
.LockFirst
= first
;
807 ctx
->Array
.LockCount
= count
;
810 ctx
->Array
.LockFirst
= 0;
811 ctx
->Array
.LockCount
= 0;
814 ctx
->NewState
|= _NEW_ARRAY
;
815 ctx
->Array
.NewState
|= _NEW_ARRAY_ALL
;
817 if (ctx
->Driver
.LockArraysEXT
)
818 ctx
->Driver
.LockArraysEXT( ctx
, first
, count
);
823 _mesa_UnlockArraysEXT( void )
825 GET_CURRENT_CONTEXT(ctx
);
826 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
828 if (MESA_VERBOSE
& VERBOSE_API
)
829 _mesa_debug(ctx
, "glUnlockArrays\n");
831 ctx
->Array
.LockFirst
= 0;
832 ctx
->Array
.LockCount
= 0;
833 ctx
->NewState
|= _NEW_ARRAY
;
834 ctx
->Array
.NewState
|= _NEW_ARRAY_ALL
;
836 if (ctx
->Driver
.UnlockArraysEXT
)
837 ctx
->Driver
.UnlockArraysEXT( ctx
);
841 /* GL_EXT_multi_draw_arrays */
842 /* Somebody forgot to spec the first and count parameters as const! <sigh> */
844 _mesa_MultiDrawArraysEXT( GLenum mode
, GLint
*first
,
845 GLsizei
*count
, GLsizei primcount
)
847 GET_CURRENT_CONTEXT(ctx
);
850 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
852 for (i
= 0; i
< primcount
; i
++) {
854 (ctx
->Exec
->DrawArrays
)(mode
, first
[i
], count
[i
]);
860 /* GL_EXT_multi_draw_arrays */
862 _mesa_MultiDrawElementsEXT( GLenum mode
, const GLsizei
*count
, GLenum type
,
863 const GLvoid
**indices
, GLsizei primcount
)
865 GET_CURRENT_CONTEXT(ctx
);
868 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
870 for (i
= 0; i
< primcount
; i
++) {
872 (ctx
->Exec
->DrawElements
)(mode
, count
[i
], type
, indices
[i
]);
878 /* GL_IBM_multimode_draw_arrays */
880 _mesa_MultiModeDrawArraysIBM( const GLenum
* mode
, const GLint
* first
,
881 const GLsizei
* count
,
882 GLsizei primcount
, GLint modestride
)
884 GET_CURRENT_CONTEXT(ctx
);
887 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
889 for ( i
= 0 ; i
< primcount
; i
++ ) {
890 if ( count
[i
] > 0 ) {
891 GLenum m
= *((GLenum
*) ((GLubyte
*) mode
+ i
* modestride
));
892 (ctx
->Exec
->DrawArrays
)( m
, first
[i
], count
[i
] );
898 /* GL_IBM_multimode_draw_arrays */
900 _mesa_MultiModeDrawElementsIBM( const GLenum
* mode
, const GLsizei
* count
,
901 GLenum type
, const GLvoid
* const * indices
,
902 GLsizei primcount
, GLint modestride
)
904 GET_CURRENT_CONTEXT(ctx
);
907 ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH(ctx
);
909 /* XXX not sure about ARB_vertex_buffer_object handling here */
911 for ( i
= 0 ; i
< primcount
; i
++ ) {
912 if ( count
[i
] > 0 ) {
913 GLenum m
= *((GLenum
*) ((GLubyte
*) mode
+ i
* modestride
));
914 (ctx
->Exec
->DrawElements
)( m
, count
[i
], type
, indices
[i
] );
920 /**********************************************************************/
921 /***** Initialization *****/
922 /**********************************************************************/
925 _mesa_init_varray( GLcontext
* ctx
)
930 ctx
->Array
.Vertex
.Size
= 4;
931 ctx
->Array
.Vertex
.Type
= GL_FLOAT
;
932 ctx
->Array
.Vertex
.Stride
= 0;
933 ctx
->Array
.Vertex
.StrideB
= 0;
934 ctx
->Array
.Vertex
.Ptr
= NULL
;
935 ctx
->Array
.Vertex
.Enabled
= GL_FALSE
;
936 ctx
->Array
.Vertex
.Flags
= CA_CLIENT_DATA
;
937 ctx
->Array
.Normal
.Type
= GL_FLOAT
;
938 ctx
->Array
.Normal
.Stride
= 0;
939 ctx
->Array
.Normal
.StrideB
= 0;
940 ctx
->Array
.Normal
.Ptr
= NULL
;
941 ctx
->Array
.Normal
.Enabled
= GL_FALSE
;
942 ctx
->Array
.Normal
.Flags
= CA_CLIENT_DATA
;
943 ctx
->Array
.Color
.Size
= 4;
944 ctx
->Array
.Color
.Type
= GL_FLOAT
;
945 ctx
->Array
.Color
.Stride
= 0;
946 ctx
->Array
.Color
.StrideB
= 0;
947 ctx
->Array
.Color
.Ptr
= NULL
;
948 ctx
->Array
.Color
.Enabled
= GL_FALSE
;
949 ctx
->Array
.Color
.Flags
= CA_CLIENT_DATA
;
950 ctx
->Array
.SecondaryColor
.Size
= 4;
951 ctx
->Array
.SecondaryColor
.Type
= GL_FLOAT
;
952 ctx
->Array
.SecondaryColor
.Stride
= 0;
953 ctx
->Array
.SecondaryColor
.StrideB
= 0;
954 ctx
->Array
.SecondaryColor
.Ptr
= NULL
;
955 ctx
->Array
.SecondaryColor
.Enabled
= GL_FALSE
;
956 ctx
->Array
.SecondaryColor
.Flags
= CA_CLIENT_DATA
;
957 ctx
->Array
.FogCoord
.Size
= 1;
958 ctx
->Array
.FogCoord
.Type
= GL_FLOAT
;
959 ctx
->Array
.FogCoord
.Stride
= 0;
960 ctx
->Array
.FogCoord
.StrideB
= 0;
961 ctx
->Array
.FogCoord
.Ptr
= NULL
;
962 ctx
->Array
.FogCoord
.Enabled
= GL_FALSE
;
963 ctx
->Array
.FogCoord
.Flags
= CA_CLIENT_DATA
;
964 ctx
->Array
.Index
.Type
= GL_FLOAT
;
965 ctx
->Array
.Index
.Stride
= 0;
966 ctx
->Array
.Index
.StrideB
= 0;
967 ctx
->Array
.Index
.Ptr
= NULL
;
968 ctx
->Array
.Index
.Enabled
= GL_FALSE
;
969 ctx
->Array
.Index
.Flags
= CA_CLIENT_DATA
;
970 for (i
= 0; i
< MAX_TEXTURE_UNITS
; i
++) {
971 ctx
->Array
.TexCoord
[i
].Size
= 4;
972 ctx
->Array
.TexCoord
[i
].Type
= GL_FLOAT
;
973 ctx
->Array
.TexCoord
[i
].Stride
= 0;
974 ctx
->Array
.TexCoord
[i
].StrideB
= 0;
975 ctx
->Array
.TexCoord
[i
].Ptr
= NULL
;
976 ctx
->Array
.TexCoord
[i
].Enabled
= GL_FALSE
;
977 ctx
->Array
.TexCoord
[i
].Flags
= CA_CLIENT_DATA
;
979 ctx
->Array
.EdgeFlag
.Stride
= 0;
980 ctx
->Array
.EdgeFlag
.StrideB
= 0;
981 ctx
->Array
.EdgeFlag
.Ptr
= NULL
;
982 ctx
->Array
.EdgeFlag
.Enabled
= GL_FALSE
;
983 ctx
->Array
.EdgeFlag
.Flags
= CA_CLIENT_DATA
;
984 ctx
->Array
.ActiveTexture
= 0; /* GL_ARB_multitexture */
985 for (i
= 0; i
< VERT_ATTRIB_MAX
; i
++) {
986 ctx
->Array
.VertexAttrib
[i
].Size
= 4;
987 ctx
->Array
.VertexAttrib
[i
].Type
= GL_FLOAT
;
988 ctx
->Array
.VertexAttrib
[i
].Stride
= 0;
989 ctx
->Array
.VertexAttrib
[i
].StrideB
= 0;
990 ctx
->Array
.VertexAttrib
[i
].Ptr
= NULL
;
991 ctx
->Array
.VertexAttrib
[i
].Enabled
= GL_FALSE
;
992 ctx
->Array
.VertexAttrib
[i
].Flags
= CA_CLIENT_DATA
;