1 /**************************************************************************
3 Copyright 2002-2008 Tungsten Graphics Inc., Cedar Park, Texas.
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 on the rights to use, copy, modify, merge, publish, distribute, sub
11 license, and/or sell copies of the Software, and to permit persons to whom
12 the Software is furnished to do so, subject to the following conditions:
14 The above copyright notice and this permission notice (including the next
15 paragraph) shall be included in all copies or substantial portions of the
18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
21 TUNGSTEN GRAPHICS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
22 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
23 OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
24 USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
30 * Keith Whitwell <keith@tungstengraphics.com>
33 #include "main/glheader.h"
34 #include "main/bufferobj.h"
35 #include "main/context.h"
36 #include "main/macros.h"
37 #include "main/vtxfmt.h"
38 #include "main/dlist.h"
39 #include "main/eval.h"
40 #include "main/state.h"
41 #include "main/light.h"
42 #include "main/api_arrayelt.h"
43 #include "main/api_validate.h"
44 #include "main/dispatch.h"
46 #include "vbo_context.h"
55 /** ID/name for immediate-mode VBO */
56 #define IMM_BUFFER_NAME 0xaabbccdd
59 static void reset_attrfv( struct vbo_exec_context
*exec
);
63 * Close off the last primitive, execute the buffer, restart the
66 static void vbo_exec_wrap_buffers( struct vbo_exec_context
*exec
)
68 if (exec
->vtx
.prim_count
== 0) {
69 exec
->vtx
.copied
.nr
= 0;
70 exec
->vtx
.vert_count
= 0;
71 exec
->vtx
.buffer_ptr
= exec
->vtx
.buffer_map
;
74 GLuint last_begin
= exec
->vtx
.prim
[exec
->vtx
.prim_count
-1].begin
;
77 if (_mesa_inside_begin_end(exec
->ctx
)) {
78 GLint i
= exec
->vtx
.prim_count
- 1;
80 exec
->vtx
.prim
[i
].count
= (exec
->vtx
.vert_count
-
81 exec
->vtx
.prim
[i
].start
);
84 last_count
= exec
->vtx
.prim
[exec
->vtx
.prim_count
-1].count
;
86 /* Execute the buffer and save copied vertices.
88 if (exec
->vtx
.vert_count
)
89 vbo_exec_vtx_flush( exec
, GL_FALSE
);
91 exec
->vtx
.prim_count
= 0;
92 exec
->vtx
.copied
.nr
= 0;
95 /* Emit a glBegin to start the new list.
97 assert(exec
->vtx
.prim_count
== 0);
99 if (_mesa_inside_begin_end(exec
->ctx
)) {
100 exec
->vtx
.prim
[0].mode
= exec
->ctx
->Driver
.CurrentExecPrimitive
;
101 exec
->vtx
.prim
[0].start
= 0;
102 exec
->vtx
.prim
[0].count
= 0;
103 exec
->vtx
.prim_count
++;
105 if (exec
->vtx
.copied
.nr
== last_count
)
106 exec
->vtx
.prim
[0].begin
= last_begin
;
113 * Deal with buffer wrapping where provoked by the vertex buffer
114 * filling up, as opposed to upgrade_vertex().
116 void vbo_exec_vtx_wrap( struct vbo_exec_context
*exec
)
118 GLfloat
*data
= exec
->vtx
.copied
.buffer
;
121 /* Run pipeline on current vertices, copy wrapped vertices
122 * to exec->vtx.copied.
124 vbo_exec_wrap_buffers( exec
);
126 if (!exec
->vtx
.buffer_ptr
) {
127 /* probably ran out of memory earlier when allocating the VBO */
131 /* Copy stored stored vertices to start of new list.
133 assert(exec
->vtx
.max_vert
- exec
->vtx
.vert_count
> exec
->vtx
.copied
.nr
);
135 for (i
= 0 ; i
< exec
->vtx
.copied
.nr
; i
++) {
136 memcpy( exec
->vtx
.buffer_ptr
, data
,
137 exec
->vtx
.vertex_size
* sizeof(GLfloat
));
138 exec
->vtx
.buffer_ptr
+= exec
->vtx
.vertex_size
;
139 data
+= exec
->vtx
.vertex_size
;
140 exec
->vtx
.vert_count
++;
143 exec
->vtx
.copied
.nr
= 0;
148 * Copy the active vertex's values to the ctx->Current fields.
150 static void vbo_exec_copy_to_current( struct vbo_exec_context
*exec
)
152 struct gl_context
*ctx
= exec
->ctx
;
153 struct vbo_context
*vbo
= vbo_context(ctx
);
156 for (i
= VBO_ATTRIB_POS
+1 ; i
< VBO_ATTRIB_MAX
; i
++) {
157 if (exec
->vtx
.attrsz
[i
]) {
158 /* Note: the exec->vtx.current[i] pointers point into the
159 * ctx->Current.Attrib and ctx->Light.Material.Attrib arrays.
161 GLfloat
*current
= (GLfloat
*)vbo
->currval
[i
].Ptr
;
164 COPY_CLEAN_4V_TYPE_AS_FLOAT(tmp
,
166 exec
->vtx
.attrptr
[i
],
167 exec
->vtx
.attrtype
[i
]);
169 if (exec
->vtx
.attrtype
[i
] != vbo
->currval
[i
].Type
||
170 memcmp(current
, tmp
, sizeof(tmp
)) != 0) {
171 memcpy(current
, tmp
, sizeof(tmp
));
173 /* Given that we explicitly state size here, there is no need
174 * for the COPY_CLEAN above, could just copy 16 bytes and be
175 * done. The only problem is when Mesa accesses ctx->Current
178 vbo
->currval
[i
].Size
= exec
->vtx
.attrsz
[i
];
179 vbo
->currval
[i
]._ElementSize
= vbo
->currval
[i
].Size
* sizeof(GLfloat
);
180 vbo
->currval
[i
].Type
= exec
->vtx
.attrtype
[i
];
181 vbo
->currval
[i
].Integer
=
182 vbo_attrtype_to_integer_flag(exec
->vtx
.attrtype
[i
]);
184 /* This triggers rather too much recalculation of Mesa state
185 * that doesn't get used (eg light positions).
187 if (i
>= VBO_ATTRIB_MAT_FRONT_AMBIENT
&&
188 i
<= VBO_ATTRIB_MAT_BACK_INDEXES
)
189 ctx
->NewState
|= _NEW_LIGHT
;
191 ctx
->NewState
|= _NEW_CURRENT_ATTRIB
;
196 /* Colormaterial -- this kindof sucks.
198 if (ctx
->Light
.ColorMaterialEnabled
&&
199 exec
->vtx
.attrsz
[VBO_ATTRIB_COLOR0
]) {
200 _mesa_update_color_material(ctx
,
201 ctx
->Current
.Attrib
[VBO_ATTRIB_COLOR0
]);
207 * Copy current vertex attribute values into the current vertex.
210 vbo_exec_copy_from_current(struct vbo_exec_context
*exec
)
212 struct gl_context
*ctx
= exec
->ctx
;
213 struct vbo_context
*vbo
= vbo_context(ctx
);
216 for (i
= VBO_ATTRIB_POS
+ 1; i
< VBO_ATTRIB_MAX
; i
++) {
217 const GLfloat
*current
= (GLfloat
*) vbo
->currval
[i
].Ptr
;
218 switch (exec
->vtx
.attrsz
[i
]) {
219 case 4: exec
->vtx
.attrptr
[i
][3] = current
[3];
220 case 3: exec
->vtx
.attrptr
[i
][2] = current
[2];
221 case 2: exec
->vtx
.attrptr
[i
][1] = current
[1];
222 case 1: exec
->vtx
.attrptr
[i
][0] = current
[0];
230 * Flush existing data, set new attrib size, replay copied vertices.
231 * This is called when we transition from a small vertex attribute size
232 * to a larger one. Ex: glTexCoord2f -> glTexCoord4f.
233 * We need to go back over the previous 2-component texcoords and insert
234 * zero and one values.
237 vbo_exec_wrap_upgrade_vertex(struct vbo_exec_context
*exec
,
238 GLuint attr
, GLuint newSize
)
240 struct gl_context
*ctx
= exec
->ctx
;
241 struct vbo_context
*vbo
= vbo_context(ctx
);
242 const GLint lastcount
= exec
->vtx
.vert_count
;
243 GLfloat
*old_attrptr
[VBO_ATTRIB_MAX
];
244 const GLuint old_vtx_size
= exec
->vtx
.vertex_size
; /* floats per vertex */
245 const GLuint oldSize
= exec
->vtx
.attrsz
[attr
];
248 /* Run pipeline on current vertices, copy wrapped vertices
249 * to exec->vtx.copied.
251 vbo_exec_wrap_buffers( exec
);
253 if (unlikely(exec
->vtx
.copied
.nr
)) {
254 /* We're in the middle of a primitive, keep the old vertex
255 * format around to be able to translate the copied vertices to
258 memcpy(old_attrptr
, exec
->vtx
.attrptr
, sizeof(old_attrptr
));
261 if (unlikely(oldSize
)) {
262 /* Do a COPY_TO_CURRENT to ensure back-copying works for the
263 * case when the attribute already exists in the vertex and is
264 * having its size increased.
266 vbo_exec_copy_to_current( exec
);
269 /* Heuristic: Attempt to isolate attributes received outside
270 * begin/end so that they don't bloat the vertices.
272 if (!_mesa_inside_begin_end(ctx
) &&
273 !oldSize
&& lastcount
> 8 && exec
->vtx
.vertex_size
) {
274 vbo_exec_copy_to_current( exec
);
275 reset_attrfv( exec
);
280 exec
->vtx
.attrsz
[attr
] = newSize
;
281 exec
->vtx
.vertex_size
+= newSize
- oldSize
;
282 exec
->vtx
.max_vert
= ((VBO_VERT_BUFFER_SIZE
- exec
->vtx
.buffer_used
) /
283 (exec
->vtx
.vertex_size
* sizeof(GLfloat
)));
284 exec
->vtx
.vert_count
= 0;
285 exec
->vtx
.buffer_ptr
= exec
->vtx
.buffer_map
;
287 if (unlikely(oldSize
)) {
288 /* Size changed, recalculate all the attrptr[] values
290 GLfloat
*tmp
= exec
->vtx
.vertex
;
292 for (i
= 0 ; i
< VBO_ATTRIB_MAX
; i
++) {
293 if (exec
->vtx
.attrsz
[i
]) {
294 exec
->vtx
.attrptr
[i
] = tmp
;
295 tmp
+= exec
->vtx
.attrsz
[i
];
298 exec
->vtx
.attrptr
[i
] = NULL
; /* will not be dereferenced */
301 /* Copy from current to repopulate the vertex with correct
304 vbo_exec_copy_from_current( exec
);
307 /* Just have to append the new attribute at the end */
308 exec
->vtx
.attrptr
[attr
] = exec
->vtx
.vertex
+
309 exec
->vtx
.vertex_size
- newSize
;
312 /* Replay stored vertices to translate them
313 * to new format here.
315 * -- No need to replay - just copy piecewise
317 if (unlikely(exec
->vtx
.copied
.nr
)) {
318 GLfloat
*data
= exec
->vtx
.copied
.buffer
;
319 GLfloat
*dest
= exec
->vtx
.buffer_ptr
;
322 assert(exec
->vtx
.buffer_ptr
== exec
->vtx
.buffer_map
);
324 for (i
= 0 ; i
< exec
->vtx
.copied
.nr
; i
++) {
325 for (j
= 0 ; j
< VBO_ATTRIB_MAX
; j
++) {
326 GLuint sz
= exec
->vtx
.attrsz
[j
];
329 GLint old_offset
= old_attrptr
[j
] - exec
->vtx
.vertex
;
330 GLint new_offset
= exec
->vtx
.attrptr
[j
] - exec
->vtx
.vertex
;
335 COPY_CLEAN_4V_TYPE_AS_FLOAT(tmp
, oldSize
,
337 exec
->vtx
.attrtype
[j
]);
338 COPY_SZ_4V(dest
+ new_offset
, newSize
, tmp
);
340 GLfloat
*current
= (GLfloat
*)vbo
->currval
[j
].Ptr
;
341 COPY_SZ_4V(dest
+ new_offset
, sz
, current
);
345 COPY_SZ_4V(dest
+ new_offset
, sz
, data
+ old_offset
);
350 data
+= old_vtx_size
;
351 dest
+= exec
->vtx
.vertex_size
;
354 exec
->vtx
.buffer_ptr
= dest
;
355 exec
->vtx
.vert_count
+= exec
->vtx
.copied
.nr
;
356 exec
->vtx
.copied
.nr
= 0;
362 * This is when a vertex attribute transitions to a different size.
363 * For example, we saw a bunch of glTexCoord2f() calls and now we got a
364 * glTexCoord4f() call. We promote the array from size=2 to size=4.
367 vbo_exec_fixup_vertex(struct gl_context
*ctx
, GLuint attr
, GLuint newSize
)
369 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
371 if (newSize
> exec
->vtx
.attrsz
[attr
]) {
372 /* New size is larger. Need to flush existing vertices and get
373 * an enlarged vertex format.
375 vbo_exec_wrap_upgrade_vertex( exec
, attr
, newSize
);
377 else if (newSize
< exec
->vtx
.active_sz
[attr
]) {
380 vbo_get_default_vals_as_float(exec
->vtx
.attrtype
[attr
]);
382 /* New size is smaller - just need to fill in some
383 * zeros. Don't need to flush or wrap.
385 for (i
= newSize
; i
<= exec
->vtx
.attrsz
[attr
]; i
++)
386 exec
->vtx
.attrptr
[attr
][i
-1] = id
[i
-1];
389 exec
->vtx
.active_sz
[attr
] = newSize
;
391 /* Does setting NeedFlush belong here? Necessitates resetting
392 * vtxfmt on each flush (otherwise flags won't get reset
396 ctx
->Driver
.NeedFlush
|= FLUSH_STORED_VERTICES
;
401 * This macro is used to implement all the glVertex, glColor, glTexCoord,
402 * glVertexAttrib, etc functions.
404 #define ATTR( A, N, T, V0, V1, V2, V3 ) \
406 struct vbo_exec_context *exec = &vbo_context(ctx)->exec; \
408 if (unlikely(!(ctx->Driver.NeedFlush & FLUSH_UPDATE_CURRENT))) \
409 ctx->Driver.BeginVertices( ctx ); \
411 if (unlikely(exec->vtx.active_sz[A] != N)) \
412 vbo_exec_fixup_vertex(ctx, A, N); \
415 GLfloat *dest = exec->vtx.attrptr[A]; \
416 if (N>0) dest[0] = V0; \
417 if (N>1) dest[1] = V1; \
418 if (N>2) dest[2] = V2; \
419 if (N>3) dest[3] = V3; \
420 exec->vtx.attrtype[A] = T; \
424 /* This is a glVertex call */ \
427 for (i = 0; i < exec->vtx.vertex_size; i++) \
428 exec->vtx.buffer_ptr[i] = exec->vtx.vertex[i]; \
430 exec->vtx.buffer_ptr += exec->vtx.vertex_size; \
432 /* Set FLUSH_STORED_VERTICES to indicate that there's now */ \
433 /* something to draw (not just updating a color or texcoord).*/ \
434 ctx->Driver.NeedFlush |= FLUSH_STORED_VERTICES; \
436 if (++exec->vtx.vert_count >= exec->vtx.max_vert) \
437 vbo_exec_vtx_wrap( exec ); \
442 #define ERROR(err) _mesa_error( ctx, err, __FUNCTION__ )
443 #define TAG(x) vbo_##x
445 #include "vbo_attrib_tmp.h"
450 * Execute a glMaterial call. Note that if GL_COLOR_MATERIAL is enabled,
451 * this may be a (partial) no-op.
453 static void GLAPIENTRY
454 vbo_Materialfv(GLenum face
, GLenum pname
, const GLfloat
*params
)
456 GLbitfield updateMats
;
457 GET_CURRENT_CONTEXT(ctx
);
459 /* This function should be a no-op when it tries to update material
460 * attributes which are currently tracking glColor via glColorMaterial.
461 * The updateMats var will be a mask of the MAT_BIT_FRONT/BACK_x bits
462 * indicating which material attributes can actually be updated below.
464 if (ctx
->Light
.ColorMaterialEnabled
) {
465 updateMats
= ~ctx
->Light
._ColorMaterialBitmask
;
468 /* GL_COLOR_MATERIAL is disabled so don't skip any material updates */
469 updateMats
= ALL_MATERIAL_BITS
;
472 if (ctx
->API
== API_OPENGL_COMPAT
&& face
== GL_FRONT
) {
473 updateMats
&= FRONT_MATERIAL_BITS
;
475 else if (ctx
->API
== API_OPENGL_COMPAT
&& face
== GL_BACK
) {
476 updateMats
&= BACK_MATERIAL_BITS
;
478 else if (face
!= GL_FRONT_AND_BACK
) {
479 _mesa_error(ctx
, GL_INVALID_ENUM
, "glMaterial(invalid face)");
485 if (updateMats
& MAT_BIT_FRONT_EMISSION
)
486 MAT_ATTR(VBO_ATTRIB_MAT_FRONT_EMISSION
, 4, params
);
487 if (updateMats
& MAT_BIT_BACK_EMISSION
)
488 MAT_ATTR(VBO_ATTRIB_MAT_BACK_EMISSION
, 4, params
);
491 if (updateMats
& MAT_BIT_FRONT_AMBIENT
)
492 MAT_ATTR(VBO_ATTRIB_MAT_FRONT_AMBIENT
, 4, params
);
493 if (updateMats
& MAT_BIT_BACK_AMBIENT
)
494 MAT_ATTR(VBO_ATTRIB_MAT_BACK_AMBIENT
, 4, params
);
497 if (updateMats
& MAT_BIT_FRONT_DIFFUSE
)
498 MAT_ATTR(VBO_ATTRIB_MAT_FRONT_DIFFUSE
, 4, params
);
499 if (updateMats
& MAT_BIT_BACK_DIFFUSE
)
500 MAT_ATTR(VBO_ATTRIB_MAT_BACK_DIFFUSE
, 4, params
);
503 if (updateMats
& MAT_BIT_FRONT_SPECULAR
)
504 MAT_ATTR(VBO_ATTRIB_MAT_FRONT_SPECULAR
, 4, params
);
505 if (updateMats
& MAT_BIT_BACK_SPECULAR
)
506 MAT_ATTR(VBO_ATTRIB_MAT_BACK_SPECULAR
, 4, params
);
509 if (*params
< 0 || *params
> ctx
->Const
.MaxShininess
) {
510 _mesa_error(ctx
, GL_INVALID_VALUE
,
511 "glMaterial(invalid shininess: %f out range [0, %f])",
512 *params
, ctx
->Const
.MaxShininess
);
515 if (updateMats
& MAT_BIT_FRONT_SHININESS
)
516 MAT_ATTR(VBO_ATTRIB_MAT_FRONT_SHININESS
, 1, params
);
517 if (updateMats
& MAT_BIT_BACK_SHININESS
)
518 MAT_ATTR(VBO_ATTRIB_MAT_BACK_SHININESS
, 1, params
);
520 case GL_COLOR_INDEXES
:
521 if (ctx
->API
!= API_OPENGL_COMPAT
) {
522 _mesa_error(ctx
, GL_INVALID_ENUM
, "glMaterialfv(pname)");
525 if (updateMats
& MAT_BIT_FRONT_INDEXES
)
526 MAT_ATTR(VBO_ATTRIB_MAT_FRONT_INDEXES
, 3, params
);
527 if (updateMats
& MAT_BIT_BACK_INDEXES
)
528 MAT_ATTR(VBO_ATTRIB_MAT_BACK_INDEXES
, 3, params
);
530 case GL_AMBIENT_AND_DIFFUSE
:
531 if (updateMats
& MAT_BIT_FRONT_AMBIENT
)
532 MAT_ATTR(VBO_ATTRIB_MAT_FRONT_AMBIENT
, 4, params
);
533 if (updateMats
& MAT_BIT_FRONT_DIFFUSE
)
534 MAT_ATTR(VBO_ATTRIB_MAT_FRONT_DIFFUSE
, 4, params
);
535 if (updateMats
& MAT_BIT_BACK_AMBIENT
)
536 MAT_ATTR(VBO_ATTRIB_MAT_BACK_AMBIENT
, 4, params
);
537 if (updateMats
& MAT_BIT_BACK_DIFFUSE
)
538 MAT_ATTR(VBO_ATTRIB_MAT_BACK_DIFFUSE
, 4, params
);
541 _mesa_error(ctx
, GL_INVALID_ENUM
, "glMaterialfv(pname)");
548 * Flush (draw) vertices.
549 * \param unmap - leave VBO unmapped after flushing?
552 vbo_exec_FlushVertices_internal(struct vbo_exec_context
*exec
, GLboolean unmap
)
554 if (exec
->vtx
.vert_count
|| unmap
) {
555 vbo_exec_vtx_flush( exec
, unmap
);
558 if (exec
->vtx
.vertex_size
) {
559 vbo_exec_copy_to_current( exec
);
560 reset_attrfv( exec
);
565 static void GLAPIENTRY
vbo_exec_EvalCoord1f( GLfloat u
)
567 GET_CURRENT_CONTEXT( ctx
);
568 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
572 if (exec
->eval
.recalculate_maps
)
573 vbo_exec_eval_update( exec
);
575 for (i
= 0; i
<= VBO_ATTRIB_TEX7
; i
++) {
576 if (exec
->eval
.map1
[i
].map
)
577 if (exec
->vtx
.active_sz
[i
] != exec
->eval
.map1
[i
].sz
)
578 vbo_exec_fixup_vertex( ctx
, i
, exec
->eval
.map1
[i
].sz
);
583 memcpy( exec
->vtx
.copied
.buffer
, exec
->vtx
.vertex
,
584 exec
->vtx
.vertex_size
* sizeof(GLfloat
));
586 vbo_exec_do_EvalCoord1f( exec
, u
);
588 memcpy( exec
->vtx
.vertex
, exec
->vtx
.copied
.buffer
,
589 exec
->vtx
.vertex_size
* sizeof(GLfloat
));
592 static void GLAPIENTRY
vbo_exec_EvalCoord2f( GLfloat u
, GLfloat v
)
594 GET_CURRENT_CONTEXT( ctx
);
595 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
599 if (exec
->eval
.recalculate_maps
)
600 vbo_exec_eval_update( exec
);
602 for (i
= 0; i
<= VBO_ATTRIB_TEX7
; i
++) {
603 if (exec
->eval
.map2
[i
].map
)
604 if (exec
->vtx
.active_sz
[i
] != exec
->eval
.map2
[i
].sz
)
605 vbo_exec_fixup_vertex( ctx
, i
, exec
->eval
.map2
[i
].sz
);
608 if (ctx
->Eval
.AutoNormal
)
609 if (exec
->vtx
.active_sz
[VBO_ATTRIB_NORMAL
] != 3)
610 vbo_exec_fixup_vertex( ctx
, VBO_ATTRIB_NORMAL
, 3 );
613 memcpy( exec
->vtx
.copied
.buffer
, exec
->vtx
.vertex
,
614 exec
->vtx
.vertex_size
* sizeof(GLfloat
));
616 vbo_exec_do_EvalCoord2f( exec
, u
, v
);
618 memcpy( exec
->vtx
.vertex
, exec
->vtx
.copied
.buffer
,
619 exec
->vtx
.vertex_size
* sizeof(GLfloat
));
622 static void GLAPIENTRY
vbo_exec_EvalCoord1fv( const GLfloat
*u
)
624 vbo_exec_EvalCoord1f( u
[0] );
627 static void GLAPIENTRY
vbo_exec_EvalCoord2fv( const GLfloat
*u
)
629 vbo_exec_EvalCoord2f( u
[0], u
[1] );
632 static void GLAPIENTRY
vbo_exec_EvalPoint1( GLint i
)
634 GET_CURRENT_CONTEXT( ctx
);
635 GLfloat du
= ((ctx
->Eval
.MapGrid1u2
- ctx
->Eval
.MapGrid1u1
) /
636 (GLfloat
) ctx
->Eval
.MapGrid1un
);
637 GLfloat u
= i
* du
+ ctx
->Eval
.MapGrid1u1
;
639 vbo_exec_EvalCoord1f( u
);
643 static void GLAPIENTRY
vbo_exec_EvalPoint2( GLint i
, GLint j
)
645 GET_CURRENT_CONTEXT( ctx
);
646 GLfloat du
= ((ctx
->Eval
.MapGrid2u2
- ctx
->Eval
.MapGrid2u1
) /
647 (GLfloat
) ctx
->Eval
.MapGrid2un
);
648 GLfloat dv
= ((ctx
->Eval
.MapGrid2v2
- ctx
->Eval
.MapGrid2v1
) /
649 (GLfloat
) ctx
->Eval
.MapGrid2vn
);
650 GLfloat u
= i
* du
+ ctx
->Eval
.MapGrid2u1
;
651 GLfloat v
= j
* dv
+ ctx
->Eval
.MapGrid2v1
;
653 vbo_exec_EvalCoord2f( u
, v
);
658 * Called via glBegin.
660 static void GLAPIENTRY
vbo_exec_Begin( GLenum mode
)
662 GET_CURRENT_CONTEXT( ctx
);
663 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
666 if (_mesa_inside_begin_end(ctx
)) {
667 _mesa_error(ctx
, GL_INVALID_OPERATION
, "glBegin");
671 if (!_mesa_valid_prim_mode(ctx
, mode
, "glBegin")) {
675 vbo_draw_method(vbo_context(ctx
), DRAW_BEGIN_END
);
678 _mesa_update_state( ctx
);
680 CALL_Begin(ctx
->Exec
, (mode
));
684 if (!_mesa_valid_to_render(ctx
, "glBegin")) {
688 /* Heuristic: attempt to isolate attributes occuring outside
691 if (exec
->vtx
.vertex_size
&& !exec
->vtx
.attrsz
[0])
692 vbo_exec_FlushVertices_internal(exec
, GL_FALSE
);
694 i
= exec
->vtx
.prim_count
++;
695 exec
->vtx
.prim
[i
].mode
= mode
;
696 exec
->vtx
.prim
[i
].begin
= 1;
697 exec
->vtx
.prim
[i
].end
= 0;
698 exec
->vtx
.prim
[i
].indexed
= 0;
699 exec
->vtx
.prim
[i
].weak
= 0;
700 exec
->vtx
.prim
[i
].pad
= 0;
701 exec
->vtx
.prim
[i
].start
= exec
->vtx
.vert_count
;
702 exec
->vtx
.prim
[i
].count
= 0;
703 exec
->vtx
.prim
[i
].num_instances
= 1;
704 exec
->vtx
.prim
[i
].base_instance
= 0;
706 ctx
->Driver
.CurrentExecPrimitive
= mode
;
708 ctx
->Exec
= ctx
->BeginEnd
;
709 /* We may have been called from a display list, in which case we should
710 * leave dlist.c's dispatch table in place.
712 if (ctx
->CurrentDispatch
== ctx
->OutsideBeginEnd
) {
713 ctx
->CurrentDispatch
= ctx
->BeginEnd
;
714 _glapi_set_dispatch(ctx
->CurrentDispatch
);
716 assert(ctx
->CurrentDispatch
== ctx
->Save
);
722 * Try to merge / concatenate the two most recent VBO primitives.
725 try_vbo_merge(struct vbo_exec_context
*exec
)
727 struct _mesa_prim
*cur
= &exec
->vtx
.prim
[exec
->vtx
.prim_count
- 1];
729 assert(exec
->vtx
.prim_count
>= 1);
731 vbo_try_prim_conversion(cur
);
733 if (exec
->vtx
.prim_count
>= 2) {
734 struct _mesa_prim
*prev
= &exec
->vtx
.prim
[exec
->vtx
.prim_count
- 2];
735 assert(prev
== cur
- 1);
737 if (vbo_can_merge_prims(prev
, cur
)) {
742 vbo_merge_prims(prev
, cur
);
743 exec
->vtx
.prim_count
--; /* drop the last primitive */
752 static void GLAPIENTRY
vbo_exec_End( void )
754 GET_CURRENT_CONTEXT( ctx
);
755 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
757 if (!_mesa_inside_begin_end(ctx
)) {
758 _mesa_error(ctx
, GL_INVALID_OPERATION
, "glEnd");
762 ctx
->Exec
= ctx
->OutsideBeginEnd
;
763 if (ctx
->CurrentDispatch
== ctx
->BeginEnd
) {
764 ctx
->CurrentDispatch
= ctx
->OutsideBeginEnd
;
765 _glapi_set_dispatch(ctx
->CurrentDispatch
);
768 if (exec
->vtx
.prim_count
> 0) {
769 /* close off current primitive */
770 int idx
= exec
->vtx
.vert_count
;
771 int i
= exec
->vtx
.prim_count
- 1;
773 exec
->vtx
.prim
[i
].end
= 1;
774 exec
->vtx
.prim
[i
].count
= idx
- exec
->vtx
.prim
[i
].start
;
779 ctx
->Driver
.CurrentExecPrimitive
= PRIM_OUTSIDE_BEGIN_END
;
781 if (exec
->vtx
.prim_count
== VBO_MAX_PRIM
)
782 vbo_exec_vtx_flush( exec
, GL_FALSE
);
784 if (MESA_DEBUG_FLAGS
& DEBUG_ALWAYS_FLUSH
) {
791 * Called via glPrimitiveRestartNV()
793 static void GLAPIENTRY
794 vbo_exec_PrimitiveRestartNV(void)
797 GET_CURRENT_CONTEXT( ctx
);
799 curPrim
= ctx
->Driver
.CurrentExecPrimitive
;
801 if (curPrim
== PRIM_OUTSIDE_BEGIN_END
) {
802 _mesa_error( ctx
, GL_INVALID_OPERATION
, "glPrimitiveRestartNV" );
806 vbo_exec_Begin(curPrim
);
812 static void vbo_exec_vtxfmt_init( struct vbo_exec_context
*exec
)
814 struct gl_context
*ctx
= exec
->ctx
;
815 GLvertexformat
*vfmt
= &exec
->vtxfmt
;
817 vfmt
->ArrayElement
= _ae_ArrayElement
;
819 vfmt
->Begin
= vbo_exec_Begin
;
820 vfmt
->End
= vbo_exec_End
;
821 vfmt
->PrimitiveRestartNV
= vbo_exec_PrimitiveRestartNV
;
823 vfmt
->CallList
= _mesa_CallList
;
824 vfmt
->CallLists
= _mesa_CallLists
;
826 vfmt
->EvalCoord1f
= vbo_exec_EvalCoord1f
;
827 vfmt
->EvalCoord1fv
= vbo_exec_EvalCoord1fv
;
828 vfmt
->EvalCoord2f
= vbo_exec_EvalCoord2f
;
829 vfmt
->EvalCoord2fv
= vbo_exec_EvalCoord2fv
;
830 vfmt
->EvalPoint1
= vbo_exec_EvalPoint1
;
831 vfmt
->EvalPoint2
= vbo_exec_EvalPoint2
;
833 /* from attrib_tmp.h:
835 vfmt
->Color3f
= vbo_Color3f
;
836 vfmt
->Color3fv
= vbo_Color3fv
;
837 vfmt
->Color4f
= vbo_Color4f
;
838 vfmt
->Color4fv
= vbo_Color4fv
;
839 vfmt
->FogCoordfEXT
= vbo_FogCoordfEXT
;
840 vfmt
->FogCoordfvEXT
= vbo_FogCoordfvEXT
;
841 vfmt
->MultiTexCoord1fARB
= vbo_MultiTexCoord1f
;
842 vfmt
->MultiTexCoord1fvARB
= vbo_MultiTexCoord1fv
;
843 vfmt
->MultiTexCoord2fARB
= vbo_MultiTexCoord2f
;
844 vfmt
->MultiTexCoord2fvARB
= vbo_MultiTexCoord2fv
;
845 vfmt
->MultiTexCoord3fARB
= vbo_MultiTexCoord3f
;
846 vfmt
->MultiTexCoord3fvARB
= vbo_MultiTexCoord3fv
;
847 vfmt
->MultiTexCoord4fARB
= vbo_MultiTexCoord4f
;
848 vfmt
->MultiTexCoord4fvARB
= vbo_MultiTexCoord4fv
;
849 vfmt
->Normal3f
= vbo_Normal3f
;
850 vfmt
->Normal3fv
= vbo_Normal3fv
;
851 vfmt
->SecondaryColor3fEXT
= vbo_SecondaryColor3fEXT
;
852 vfmt
->SecondaryColor3fvEXT
= vbo_SecondaryColor3fvEXT
;
853 vfmt
->TexCoord1f
= vbo_TexCoord1f
;
854 vfmt
->TexCoord1fv
= vbo_TexCoord1fv
;
855 vfmt
->TexCoord2f
= vbo_TexCoord2f
;
856 vfmt
->TexCoord2fv
= vbo_TexCoord2fv
;
857 vfmt
->TexCoord3f
= vbo_TexCoord3f
;
858 vfmt
->TexCoord3fv
= vbo_TexCoord3fv
;
859 vfmt
->TexCoord4f
= vbo_TexCoord4f
;
860 vfmt
->TexCoord4fv
= vbo_TexCoord4fv
;
861 vfmt
->Vertex2f
= vbo_Vertex2f
;
862 vfmt
->Vertex2fv
= vbo_Vertex2fv
;
863 vfmt
->Vertex3f
= vbo_Vertex3f
;
864 vfmt
->Vertex3fv
= vbo_Vertex3fv
;
865 vfmt
->Vertex4f
= vbo_Vertex4f
;
866 vfmt
->Vertex4fv
= vbo_Vertex4fv
;
868 if (ctx
->API
== API_OPENGLES2
) {
869 vfmt
->VertexAttrib1fARB
= _es_VertexAttrib1f
;
870 vfmt
->VertexAttrib1fvARB
= _es_VertexAttrib1fv
;
871 vfmt
->VertexAttrib2fARB
= _es_VertexAttrib2f
;
872 vfmt
->VertexAttrib2fvARB
= _es_VertexAttrib2fv
;
873 vfmt
->VertexAttrib3fARB
= _es_VertexAttrib3f
;
874 vfmt
->VertexAttrib3fvARB
= _es_VertexAttrib3fv
;
875 vfmt
->VertexAttrib4fARB
= _es_VertexAttrib4f
;
876 vfmt
->VertexAttrib4fvARB
= _es_VertexAttrib4fv
;
878 vfmt
->VertexAttrib1fARB
= vbo_VertexAttrib1fARB
;
879 vfmt
->VertexAttrib1fvARB
= vbo_VertexAttrib1fvARB
;
880 vfmt
->VertexAttrib2fARB
= vbo_VertexAttrib2fARB
;
881 vfmt
->VertexAttrib2fvARB
= vbo_VertexAttrib2fvARB
;
882 vfmt
->VertexAttrib3fARB
= vbo_VertexAttrib3fARB
;
883 vfmt
->VertexAttrib3fvARB
= vbo_VertexAttrib3fvARB
;
884 vfmt
->VertexAttrib4fARB
= vbo_VertexAttrib4fARB
;
885 vfmt
->VertexAttrib4fvARB
= vbo_VertexAttrib4fvARB
;
888 /* Note that VertexAttrib4fNV is used from dlist.c and api_arrayelt.c so
889 * they can have a single entrypoint for updating any of the legacy
892 vfmt
->VertexAttrib1fNV
= vbo_VertexAttrib1fNV
;
893 vfmt
->VertexAttrib1fvNV
= vbo_VertexAttrib1fvNV
;
894 vfmt
->VertexAttrib2fNV
= vbo_VertexAttrib2fNV
;
895 vfmt
->VertexAttrib2fvNV
= vbo_VertexAttrib2fvNV
;
896 vfmt
->VertexAttrib3fNV
= vbo_VertexAttrib3fNV
;
897 vfmt
->VertexAttrib3fvNV
= vbo_VertexAttrib3fvNV
;
898 vfmt
->VertexAttrib4fNV
= vbo_VertexAttrib4fNV
;
899 vfmt
->VertexAttrib4fvNV
= vbo_VertexAttrib4fvNV
;
902 vfmt
->VertexAttribI1i
= vbo_VertexAttribI1i
;
903 vfmt
->VertexAttribI2i
= vbo_VertexAttribI2i
;
904 vfmt
->VertexAttribI3i
= vbo_VertexAttribI3i
;
905 vfmt
->VertexAttribI4i
= vbo_VertexAttribI4i
;
906 vfmt
->VertexAttribI2iv
= vbo_VertexAttribI2iv
;
907 vfmt
->VertexAttribI3iv
= vbo_VertexAttribI3iv
;
908 vfmt
->VertexAttribI4iv
= vbo_VertexAttribI4iv
;
910 /* unsigned integer-valued */
911 vfmt
->VertexAttribI1ui
= vbo_VertexAttribI1ui
;
912 vfmt
->VertexAttribI2ui
= vbo_VertexAttribI2ui
;
913 vfmt
->VertexAttribI3ui
= vbo_VertexAttribI3ui
;
914 vfmt
->VertexAttribI4ui
= vbo_VertexAttribI4ui
;
915 vfmt
->VertexAttribI2uiv
= vbo_VertexAttribI2uiv
;
916 vfmt
->VertexAttribI3uiv
= vbo_VertexAttribI3uiv
;
917 vfmt
->VertexAttribI4uiv
= vbo_VertexAttribI4uiv
;
919 vfmt
->Materialfv
= vbo_Materialfv
;
921 vfmt
->EdgeFlag
= vbo_EdgeFlag
;
922 vfmt
->Indexf
= vbo_Indexf
;
923 vfmt
->Indexfv
= vbo_Indexfv
;
925 /* ARB_vertex_type_2_10_10_10_rev */
926 vfmt
->VertexP2ui
= vbo_VertexP2ui
;
927 vfmt
->VertexP2uiv
= vbo_VertexP2uiv
;
928 vfmt
->VertexP3ui
= vbo_VertexP3ui
;
929 vfmt
->VertexP3uiv
= vbo_VertexP3uiv
;
930 vfmt
->VertexP4ui
= vbo_VertexP4ui
;
931 vfmt
->VertexP4uiv
= vbo_VertexP4uiv
;
933 vfmt
->TexCoordP1ui
= vbo_TexCoordP1ui
;
934 vfmt
->TexCoordP1uiv
= vbo_TexCoordP1uiv
;
935 vfmt
->TexCoordP2ui
= vbo_TexCoordP2ui
;
936 vfmt
->TexCoordP2uiv
= vbo_TexCoordP2uiv
;
937 vfmt
->TexCoordP3ui
= vbo_TexCoordP3ui
;
938 vfmt
->TexCoordP3uiv
= vbo_TexCoordP3uiv
;
939 vfmt
->TexCoordP4ui
= vbo_TexCoordP4ui
;
940 vfmt
->TexCoordP4uiv
= vbo_TexCoordP4uiv
;
942 vfmt
->MultiTexCoordP1ui
= vbo_MultiTexCoordP1ui
;
943 vfmt
->MultiTexCoordP1uiv
= vbo_MultiTexCoordP1uiv
;
944 vfmt
->MultiTexCoordP2ui
= vbo_MultiTexCoordP2ui
;
945 vfmt
->MultiTexCoordP2uiv
= vbo_MultiTexCoordP2uiv
;
946 vfmt
->MultiTexCoordP3ui
= vbo_MultiTexCoordP3ui
;
947 vfmt
->MultiTexCoordP3uiv
= vbo_MultiTexCoordP3uiv
;
948 vfmt
->MultiTexCoordP4ui
= vbo_MultiTexCoordP4ui
;
949 vfmt
->MultiTexCoordP4uiv
= vbo_MultiTexCoordP4uiv
;
951 vfmt
->NormalP3ui
= vbo_NormalP3ui
;
952 vfmt
->NormalP3uiv
= vbo_NormalP3uiv
;
954 vfmt
->ColorP3ui
= vbo_ColorP3ui
;
955 vfmt
->ColorP3uiv
= vbo_ColorP3uiv
;
956 vfmt
->ColorP4ui
= vbo_ColorP4ui
;
957 vfmt
->ColorP4uiv
= vbo_ColorP4uiv
;
959 vfmt
->SecondaryColorP3ui
= vbo_SecondaryColorP3ui
;
960 vfmt
->SecondaryColorP3uiv
= vbo_SecondaryColorP3uiv
;
962 vfmt
->VertexAttribP1ui
= vbo_VertexAttribP1ui
;
963 vfmt
->VertexAttribP1uiv
= vbo_VertexAttribP1uiv
;
964 vfmt
->VertexAttribP2ui
= vbo_VertexAttribP2ui
;
965 vfmt
->VertexAttribP2uiv
= vbo_VertexAttribP2uiv
;
966 vfmt
->VertexAttribP3ui
= vbo_VertexAttribP3ui
;
967 vfmt
->VertexAttribP3uiv
= vbo_VertexAttribP3uiv
;
968 vfmt
->VertexAttribP4ui
= vbo_VertexAttribP4ui
;
969 vfmt
->VertexAttribP4uiv
= vbo_VertexAttribP4uiv
;
974 * Tell the VBO module to use a real OpenGL vertex buffer object to
975 * store accumulated immediate-mode vertex data.
976 * This replaces the malloced buffer which was created in
977 * vb_exec_vtx_init() below.
979 void vbo_use_buffer_objects(struct gl_context
*ctx
)
981 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
982 /* Any buffer name but 0 can be used here since this bufferobj won't
983 * go into the bufferobj hashtable.
985 GLuint bufName
= IMM_BUFFER_NAME
;
986 GLenum target
= GL_ARRAY_BUFFER_ARB
;
987 GLenum usage
= GL_STREAM_DRAW_ARB
;
988 GLsizei size
= VBO_VERT_BUFFER_SIZE
;
990 /* Make sure this func is only used once */
991 assert(exec
->vtx
.bufferobj
== ctx
->Shared
->NullBufferObj
);
992 if (exec
->vtx
.buffer_map
) {
993 _mesa_align_free(exec
->vtx
.buffer_map
);
994 exec
->vtx
.buffer_map
= NULL
;
995 exec
->vtx
.buffer_ptr
= NULL
;
998 /* Allocate a real buffer object now */
999 _mesa_reference_buffer_object(ctx
, &exec
->vtx
.bufferobj
, NULL
);
1000 exec
->vtx
.bufferobj
= ctx
->Driver
.NewBufferObject(ctx
, bufName
, target
);
1001 if (!ctx
->Driver
.BufferData(ctx
, target
, size
, NULL
, usage
, exec
->vtx
.bufferobj
)) {
1002 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "VBO allocation");
1008 * If this function is called, all VBO buffers will be unmapped when
1010 * Otherwise, if a simple command like glColor3f() is called and we flush,
1011 * the current VBO may be left mapped.
1014 vbo_always_unmap_buffers(struct gl_context
*ctx
)
1016 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
1017 exec
->begin_vertices_flags
|= FLUSH_STORED_VERTICES
;
1021 void vbo_exec_vtx_init( struct vbo_exec_context
*exec
)
1023 struct gl_context
*ctx
= exec
->ctx
;
1024 struct vbo_context
*vbo
= vbo_context(ctx
);
1027 /* Allocate a buffer object. Will just reuse this object
1028 * continuously, unless vbo_use_buffer_objects() is called to enable
1031 _mesa_reference_buffer_object(ctx
,
1032 &exec
->vtx
.bufferobj
,
1033 ctx
->Shared
->NullBufferObj
);
1035 ASSERT(!exec
->vtx
.buffer_map
);
1036 exec
->vtx
.buffer_map
= _mesa_align_malloc(VBO_VERT_BUFFER_SIZE
, 64);
1037 exec
->vtx
.buffer_ptr
= exec
->vtx
.buffer_map
;
1039 vbo_exec_vtxfmt_init( exec
);
1040 _mesa_noop_vtxfmt_init(&exec
->vtxfmt_noop
);
1042 for (i
= 0 ; i
< VBO_ATTRIB_MAX
; i
++) {
1043 ASSERT(i
< Elements(exec
->vtx
.attrsz
));
1044 exec
->vtx
.attrsz
[i
] = 0;
1045 ASSERT(i
< Elements(exec
->vtx
.attrtype
));
1046 exec
->vtx
.attrtype
[i
] = GL_FLOAT
;
1047 ASSERT(i
< Elements(exec
->vtx
.active_sz
));
1048 exec
->vtx
.active_sz
[i
] = 0;
1050 for (i
= 0 ; i
< VERT_ATTRIB_MAX
; i
++) {
1051 ASSERT(i
< Elements(exec
->vtx
.inputs
));
1052 ASSERT(i
< Elements(exec
->vtx
.arrays
));
1053 exec
->vtx
.inputs
[i
] = &exec
->vtx
.arrays
[i
];
1057 struct gl_client_array
*arrays
= exec
->vtx
.arrays
;
1060 memcpy(arrays
, &vbo
->currval
[VBO_ATTRIB_POS
],
1061 VERT_ATTRIB_FF_MAX
* sizeof(arrays
[0]));
1062 for (i
= 0; i
< VERT_ATTRIB_FF_MAX
; ++i
) {
1063 struct gl_client_array
*array
;
1064 array
= &arrays
[VERT_ATTRIB_FF(i
)];
1065 array
->BufferObj
= NULL
;
1066 _mesa_reference_buffer_object(ctx
, &arrays
->BufferObj
,
1067 vbo
->currval
[VBO_ATTRIB_POS
+i
].BufferObj
);
1070 memcpy(arrays
+ VERT_ATTRIB_GENERIC(0),
1071 &vbo
->currval
[VBO_ATTRIB_GENERIC0
],
1072 VERT_ATTRIB_GENERIC_MAX
* sizeof(arrays
[0]));
1074 for (i
= 0; i
< VERT_ATTRIB_GENERIC_MAX
; ++i
) {
1075 struct gl_client_array
*array
;
1076 array
= &arrays
[VERT_ATTRIB_GENERIC(i
)];
1077 array
->BufferObj
= NULL
;
1078 _mesa_reference_buffer_object(ctx
, &array
->BufferObj
,
1079 vbo
->currval
[VBO_ATTRIB_GENERIC0
+i
].BufferObj
);
1083 exec
->vtx
.vertex_size
= 0;
1085 exec
->begin_vertices_flags
= FLUSH_UPDATE_CURRENT
;
1089 void vbo_exec_vtx_destroy( struct vbo_exec_context
*exec
)
1091 /* using a real VBO for vertex data */
1092 struct gl_context
*ctx
= exec
->ctx
;
1095 /* True VBOs should already be unmapped
1097 if (exec
->vtx
.buffer_map
) {
1098 ASSERT(exec
->vtx
.bufferobj
->Name
== 0 ||
1099 exec
->vtx
.bufferobj
->Name
== IMM_BUFFER_NAME
);
1100 if (exec
->vtx
.bufferobj
->Name
== 0) {
1101 _mesa_align_free(exec
->vtx
.buffer_map
);
1102 exec
->vtx
.buffer_map
= NULL
;
1103 exec
->vtx
.buffer_ptr
= NULL
;
1107 /* Drop any outstanding reference to the vertex buffer
1109 for (i
= 0; i
< Elements(exec
->vtx
.arrays
); i
++) {
1110 _mesa_reference_buffer_object(ctx
,
1111 &exec
->vtx
.arrays
[i
].BufferObj
,
1115 /* Free the vertex buffer. Unmap first if needed.
1117 if (_mesa_bufferobj_mapped(exec
->vtx
.bufferobj
)) {
1118 ctx
->Driver
.UnmapBuffer(ctx
, exec
->vtx
.bufferobj
);
1120 _mesa_reference_buffer_object(ctx
, &exec
->vtx
.bufferobj
, NULL
);
1125 * Called upon first glVertex, glColor, glTexCoord, etc.
1127 void vbo_exec_BeginVertices( struct gl_context
*ctx
)
1129 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
1131 vbo_exec_vtx_map( exec
);
1133 assert((ctx
->Driver
.NeedFlush
& FLUSH_UPDATE_CURRENT
) == 0);
1134 assert(exec
->begin_vertices_flags
);
1136 ctx
->Driver
.NeedFlush
|= exec
->begin_vertices_flags
;
1141 * Called via ctx->Driver.FlushVertices()
1142 * \param flags bitmask of FLUSH_STORED_VERTICES, FLUSH_UPDATE_CURRENT
1144 void vbo_exec_FlushVertices( struct gl_context
*ctx
, GLuint flags
)
1146 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
1149 /* debug check: make sure we don't get called recursively */
1150 exec
->flush_call_depth
++;
1151 assert(exec
->flush_call_depth
== 1);
1154 if (_mesa_inside_begin_end(ctx
)) {
1155 /* We've had glBegin but not glEnd! */
1157 exec
->flush_call_depth
--;
1158 assert(exec
->flush_call_depth
== 0);
1163 /* Flush (draw), and make sure VBO is left unmapped when done */
1164 vbo_exec_FlushVertices_internal(exec
, GL_TRUE
);
1166 /* Need to do this to ensure BeginVertices gets called again:
1168 ctx
->Driver
.NeedFlush
&= ~(FLUSH_UPDATE_CURRENT
| flags
);
1171 exec
->flush_call_depth
--;
1172 assert(exec
->flush_call_depth
== 0);
1177 static void reset_attrfv( struct vbo_exec_context
*exec
)
1181 for (i
= 0 ; i
< VBO_ATTRIB_MAX
; i
++) {
1182 exec
->vtx
.attrsz
[i
] = 0;
1183 exec
->vtx
.attrtype
[i
] = GL_FLOAT
;
1184 exec
->vtx
.active_sz
[i
] = 0;
1187 exec
->vtx
.vertex_size
= 0;
1192 _es_Color4f(GLfloat r
, GLfloat g
, GLfloat b
, GLfloat a
)
1194 vbo_Color4f(r
, g
, b
, a
);
1199 _es_Normal3f(GLfloat x
, GLfloat y
, GLfloat z
)
1201 vbo_Normal3f(x
, y
, z
);
1206 _es_MultiTexCoord4f(GLenum target
, GLfloat s
, GLfloat t
, GLfloat r
, GLfloat q
)
1208 vbo_MultiTexCoord4f(target
, s
, t
, r
, q
);
1213 _es_Materialfv(GLenum face
, GLenum pname
, const GLfloat
*params
)
1215 vbo_Materialfv(face
, pname
, params
);
1220 _es_Materialf(GLenum face
, GLenum pname
, GLfloat param
)
1224 p
[1] = p
[2] = p
[3] = 0.0F
;
1225 vbo_Materialfv(face
, pname
, p
);
1230 * A special version of glVertexAttrib4f that does not treat index 0 as
1234 VertexAttrib4f_nopos(GLuint index
, GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
)
1236 GET_CURRENT_CONTEXT(ctx
);
1237 if (index
< MAX_VERTEX_GENERIC_ATTRIBS
)
1238 ATTR(VBO_ATTRIB_GENERIC0
+ index
, 4, GL_FLOAT
, x
, y
, z
, w
);
1240 ERROR(GL_INVALID_VALUE
);
1244 _es_VertexAttrib4f(GLuint index
, GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
)
1246 VertexAttrib4f_nopos(index
, x
, y
, z
, w
);
1251 _es_VertexAttrib1f(GLuint indx
, GLfloat x
)
1253 VertexAttrib4f_nopos(indx
, x
, 0.0f
, 0.0f
, 1.0f
);
1258 _es_VertexAttrib1fv(GLuint indx
, const GLfloat
* values
)
1260 VertexAttrib4f_nopos(indx
, values
[0], 0.0f
, 0.0f
, 1.0f
);
1265 _es_VertexAttrib2f(GLuint indx
, GLfloat x
, GLfloat y
)
1267 VertexAttrib4f_nopos(indx
, x
, y
, 0.0f
, 1.0f
);
1272 _es_VertexAttrib2fv(GLuint indx
, const GLfloat
* values
)
1274 VertexAttrib4f_nopos(indx
, values
[0], values
[1], 0.0f
, 1.0f
);
1279 _es_VertexAttrib3f(GLuint indx
, GLfloat x
, GLfloat y
, GLfloat z
)
1281 VertexAttrib4f_nopos(indx
, x
, y
, z
, 1.0f
);
1286 _es_VertexAttrib3fv(GLuint indx
, const GLfloat
* values
)
1288 VertexAttrib4f_nopos(indx
, values
[0], values
[1], values
[2], 1.0f
);
1293 _es_VertexAttrib4fv(GLuint indx
, const GLfloat
* values
)
1295 VertexAttrib4f_nopos(indx
, values
[0], values
[1], values
[2], values
[3]);