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
);
657 static void GLAPIENTRY
658 vbo_exec_EvalMesh1(GLenum mode
, GLint i1
, GLint i2
)
660 GET_CURRENT_CONTEXT(ctx
);
670 prim
= GL_LINE_STRIP
;
673 _mesa_error( ctx
, GL_INVALID_ENUM
, "glEvalMesh1(mode)" );
677 /* No effect if vertex maps disabled.
679 if (!ctx
->Eval
.Map1Vertex4
&&
680 !ctx
->Eval
.Map1Vertex3
)
683 du
= ctx
->Eval
.MapGrid1du
;
684 u
= ctx
->Eval
.MapGrid1u1
+ i1
* du
;
686 CALL_Begin(GET_DISPATCH(), (prim
));
687 for (i
=i1
;i
<=i2
;i
++,u
+=du
) {
688 CALL_EvalCoord1f(GET_DISPATCH(), (u
));
690 CALL_End(GET_DISPATCH(), ());
694 static void GLAPIENTRY
695 vbo_exec_EvalMesh2(GLenum mode
, GLint i1
, GLint i2
, GLint j1
, GLint j2
)
697 GET_CURRENT_CONTEXT(ctx
);
698 GLfloat u
, du
, v
, dv
, v1
, u1
;
707 _mesa_error( ctx
, GL_INVALID_ENUM
, "glEvalMesh2(mode)" );
711 /* No effect if vertex maps disabled.
713 if (!ctx
->Eval
.Map2Vertex4
&&
714 !ctx
->Eval
.Map2Vertex3
)
717 du
= ctx
->Eval
.MapGrid2du
;
718 dv
= ctx
->Eval
.MapGrid2dv
;
719 v1
= ctx
->Eval
.MapGrid2v1
+ j1
* dv
;
720 u1
= ctx
->Eval
.MapGrid2u1
+ i1
* du
;
724 CALL_Begin(GET_DISPATCH(), (GL_POINTS
));
725 for (v
=v1
,j
=j1
;j
<=j2
;j
++,v
+=dv
) {
726 for (u
=u1
,i
=i1
;i
<=i2
;i
++,u
+=du
) {
727 CALL_EvalCoord2f(GET_DISPATCH(), (u
, v
));
730 CALL_End(GET_DISPATCH(), ());
733 for (v
=v1
,j
=j1
;j
<=j2
;j
++,v
+=dv
) {
734 CALL_Begin(GET_DISPATCH(), (GL_LINE_STRIP
));
735 for (u
=u1
,i
=i1
;i
<=i2
;i
++,u
+=du
) {
736 CALL_EvalCoord2f(GET_DISPATCH(), (u
, v
));
738 CALL_End(GET_DISPATCH(), ());
740 for (u
=u1
,i
=i1
;i
<=i2
;i
++,u
+=du
) {
741 CALL_Begin(GET_DISPATCH(), (GL_LINE_STRIP
));
742 for (v
=v1
,j
=j1
;j
<=j2
;j
++,v
+=dv
) {
743 CALL_EvalCoord2f(GET_DISPATCH(), (u
, v
));
745 CALL_End(GET_DISPATCH(), ());
749 for (v
=v1
,j
=j1
;j
<j2
;j
++,v
+=dv
) {
750 CALL_Begin(GET_DISPATCH(), (GL_TRIANGLE_STRIP
));
751 for (u
=u1
,i
=i1
;i
<=i2
;i
++,u
+=du
) {
752 CALL_EvalCoord2f(GET_DISPATCH(), (u
, v
));
753 CALL_EvalCoord2f(GET_DISPATCH(), (u
, v
+dv
));
755 CALL_End(GET_DISPATCH(), ());
763 * Called via glBegin.
765 static void GLAPIENTRY
vbo_exec_Begin( GLenum mode
)
767 GET_CURRENT_CONTEXT( ctx
);
768 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
771 if (_mesa_inside_begin_end(ctx
)) {
772 _mesa_error(ctx
, GL_INVALID_OPERATION
, "glBegin");
776 if (!_mesa_valid_prim_mode(ctx
, mode
, "glBegin")) {
780 vbo_draw_method(vbo_context(ctx
), DRAW_BEGIN_END
);
783 _mesa_update_state( ctx
);
785 CALL_Begin(ctx
->Exec
, (mode
));
789 if (!_mesa_valid_to_render(ctx
, "glBegin")) {
793 /* Heuristic: attempt to isolate attributes occuring outside
796 if (exec
->vtx
.vertex_size
&& !exec
->vtx
.attrsz
[0])
797 vbo_exec_FlushVertices_internal(exec
, GL_FALSE
);
799 i
= exec
->vtx
.prim_count
++;
800 exec
->vtx
.prim
[i
].mode
= mode
;
801 exec
->vtx
.prim
[i
].begin
= 1;
802 exec
->vtx
.prim
[i
].end
= 0;
803 exec
->vtx
.prim
[i
].indexed
= 0;
804 exec
->vtx
.prim
[i
].weak
= 0;
805 exec
->vtx
.prim
[i
].pad
= 0;
806 exec
->vtx
.prim
[i
].start
= exec
->vtx
.vert_count
;
807 exec
->vtx
.prim
[i
].count
= 0;
808 exec
->vtx
.prim
[i
].num_instances
= 1;
809 exec
->vtx
.prim
[i
].base_instance
= 0;
811 ctx
->Driver
.CurrentExecPrimitive
= mode
;
813 ctx
->Exec
= ctx
->BeginEnd
;
814 /* We may have been called from a display list, in which case we should
815 * leave dlist.c's dispatch table in place.
817 if (ctx
->CurrentDispatch
== ctx
->OutsideBeginEnd
) {
818 ctx
->CurrentDispatch
= ctx
->BeginEnd
;
819 _glapi_set_dispatch(ctx
->CurrentDispatch
);
821 assert(ctx
->CurrentDispatch
== ctx
->Save
);
829 static void GLAPIENTRY
vbo_exec_End( void )
831 GET_CURRENT_CONTEXT( ctx
);
832 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
834 if (!_mesa_inside_begin_end(ctx
)) {
835 _mesa_error(ctx
, GL_INVALID_OPERATION
, "glEnd");
839 ctx
->Exec
= ctx
->OutsideBeginEnd
;
840 if (ctx
->CurrentDispatch
== ctx
->BeginEnd
) {
841 ctx
->CurrentDispatch
= ctx
->OutsideBeginEnd
;
842 _glapi_set_dispatch(ctx
->CurrentDispatch
);
845 if (exec
->vtx
.prim_count
> 0) {
846 /* close off current primitive */
847 int idx
= exec
->vtx
.vert_count
;
848 int i
= exec
->vtx
.prim_count
- 1;
850 exec
->vtx
.prim
[i
].end
= 1;
851 exec
->vtx
.prim
[i
].count
= idx
- exec
->vtx
.prim
[i
].start
;
854 ctx
->Driver
.CurrentExecPrimitive
= PRIM_OUTSIDE_BEGIN_END
;
856 if (exec
->vtx
.prim_count
== VBO_MAX_PRIM
)
857 vbo_exec_vtx_flush( exec
, GL_FALSE
);
859 if (MESA_DEBUG_FLAGS
& DEBUG_ALWAYS_FLUSH
) {
866 * Called via glPrimitiveRestartNV()
868 static void GLAPIENTRY
869 vbo_exec_PrimitiveRestartNV(void)
872 GET_CURRENT_CONTEXT( ctx
);
874 curPrim
= ctx
->Driver
.CurrentExecPrimitive
;
876 if (curPrim
== PRIM_OUTSIDE_BEGIN_END
) {
877 _mesa_error( ctx
, GL_INVALID_OPERATION
, "glPrimitiveRestartNV" );
881 vbo_exec_Begin(curPrim
);
887 static void vbo_exec_vtxfmt_init( struct vbo_exec_context
*exec
)
889 struct gl_context
*ctx
= exec
->ctx
;
890 GLvertexformat
*vfmt
= &exec
->vtxfmt
;
892 vfmt
->ArrayElement
= _ae_ArrayElement
;
894 vfmt
->Begin
= vbo_exec_Begin
;
895 vfmt
->End
= vbo_exec_End
;
896 vfmt
->PrimitiveRestartNV
= vbo_exec_PrimitiveRestartNV
;
898 vfmt
->CallList
= _mesa_CallList
;
899 vfmt
->CallLists
= _mesa_CallLists
;
901 vfmt
->EvalCoord1f
= vbo_exec_EvalCoord1f
;
902 vfmt
->EvalCoord1fv
= vbo_exec_EvalCoord1fv
;
903 vfmt
->EvalCoord2f
= vbo_exec_EvalCoord2f
;
904 vfmt
->EvalCoord2fv
= vbo_exec_EvalCoord2fv
;
905 vfmt
->EvalPoint1
= vbo_exec_EvalPoint1
;
906 vfmt
->EvalPoint2
= vbo_exec_EvalPoint2
;
907 vfmt
->EvalMesh1
= vbo_exec_EvalMesh1
;
908 vfmt
->EvalMesh2
= vbo_exec_EvalMesh2
;
910 /* from attrib_tmp.h:
912 vfmt
->Color3f
= vbo_Color3f
;
913 vfmt
->Color3fv
= vbo_Color3fv
;
914 vfmt
->Color4f
= vbo_Color4f
;
915 vfmt
->Color4fv
= vbo_Color4fv
;
916 vfmt
->FogCoordfEXT
= vbo_FogCoordfEXT
;
917 vfmt
->FogCoordfvEXT
= vbo_FogCoordfvEXT
;
918 vfmt
->MultiTexCoord1fARB
= vbo_MultiTexCoord1f
;
919 vfmt
->MultiTexCoord1fvARB
= vbo_MultiTexCoord1fv
;
920 vfmt
->MultiTexCoord2fARB
= vbo_MultiTexCoord2f
;
921 vfmt
->MultiTexCoord2fvARB
= vbo_MultiTexCoord2fv
;
922 vfmt
->MultiTexCoord3fARB
= vbo_MultiTexCoord3f
;
923 vfmt
->MultiTexCoord3fvARB
= vbo_MultiTexCoord3fv
;
924 vfmt
->MultiTexCoord4fARB
= vbo_MultiTexCoord4f
;
925 vfmt
->MultiTexCoord4fvARB
= vbo_MultiTexCoord4fv
;
926 vfmt
->Normal3f
= vbo_Normal3f
;
927 vfmt
->Normal3fv
= vbo_Normal3fv
;
928 vfmt
->SecondaryColor3fEXT
= vbo_SecondaryColor3fEXT
;
929 vfmt
->SecondaryColor3fvEXT
= vbo_SecondaryColor3fvEXT
;
930 vfmt
->TexCoord1f
= vbo_TexCoord1f
;
931 vfmt
->TexCoord1fv
= vbo_TexCoord1fv
;
932 vfmt
->TexCoord2f
= vbo_TexCoord2f
;
933 vfmt
->TexCoord2fv
= vbo_TexCoord2fv
;
934 vfmt
->TexCoord3f
= vbo_TexCoord3f
;
935 vfmt
->TexCoord3fv
= vbo_TexCoord3fv
;
936 vfmt
->TexCoord4f
= vbo_TexCoord4f
;
937 vfmt
->TexCoord4fv
= vbo_TexCoord4fv
;
938 vfmt
->Vertex2f
= vbo_Vertex2f
;
939 vfmt
->Vertex2fv
= vbo_Vertex2fv
;
940 vfmt
->Vertex3f
= vbo_Vertex3f
;
941 vfmt
->Vertex3fv
= vbo_Vertex3fv
;
942 vfmt
->Vertex4f
= vbo_Vertex4f
;
943 vfmt
->Vertex4fv
= vbo_Vertex4fv
;
945 if (ctx
->API
== API_OPENGLES2
) {
946 vfmt
->VertexAttrib1fARB
= _es_VertexAttrib1f
;
947 vfmt
->VertexAttrib1fvARB
= _es_VertexAttrib1fv
;
948 vfmt
->VertexAttrib2fARB
= _es_VertexAttrib2f
;
949 vfmt
->VertexAttrib2fvARB
= _es_VertexAttrib2fv
;
950 vfmt
->VertexAttrib3fARB
= _es_VertexAttrib3f
;
951 vfmt
->VertexAttrib3fvARB
= _es_VertexAttrib3fv
;
952 vfmt
->VertexAttrib4fARB
= _es_VertexAttrib4f
;
953 vfmt
->VertexAttrib4fvARB
= _es_VertexAttrib4fv
;
955 vfmt
->VertexAttrib1fARB
= vbo_VertexAttrib1fARB
;
956 vfmt
->VertexAttrib1fvARB
= vbo_VertexAttrib1fvARB
;
957 vfmt
->VertexAttrib2fARB
= vbo_VertexAttrib2fARB
;
958 vfmt
->VertexAttrib2fvARB
= vbo_VertexAttrib2fvARB
;
959 vfmt
->VertexAttrib3fARB
= vbo_VertexAttrib3fARB
;
960 vfmt
->VertexAttrib3fvARB
= vbo_VertexAttrib3fvARB
;
961 vfmt
->VertexAttrib4fARB
= vbo_VertexAttrib4fARB
;
962 vfmt
->VertexAttrib4fvARB
= vbo_VertexAttrib4fvARB
;
965 /* Note that VertexAttrib4fNV is used from dlist.c and api_arrayelt.c so
966 * they can have a single entrypoint for updating any of the legacy
969 vfmt
->VertexAttrib1fNV
= vbo_VertexAttrib1fNV
;
970 vfmt
->VertexAttrib1fvNV
= vbo_VertexAttrib1fvNV
;
971 vfmt
->VertexAttrib2fNV
= vbo_VertexAttrib2fNV
;
972 vfmt
->VertexAttrib2fvNV
= vbo_VertexAttrib2fvNV
;
973 vfmt
->VertexAttrib3fNV
= vbo_VertexAttrib3fNV
;
974 vfmt
->VertexAttrib3fvNV
= vbo_VertexAttrib3fvNV
;
975 vfmt
->VertexAttrib4fNV
= vbo_VertexAttrib4fNV
;
976 vfmt
->VertexAttrib4fvNV
= vbo_VertexAttrib4fvNV
;
979 vfmt
->VertexAttribI1i
= vbo_VertexAttribI1i
;
980 vfmt
->VertexAttribI2i
= vbo_VertexAttribI2i
;
981 vfmt
->VertexAttribI3i
= vbo_VertexAttribI3i
;
982 vfmt
->VertexAttribI4i
= vbo_VertexAttribI4i
;
983 vfmt
->VertexAttribI2iv
= vbo_VertexAttribI2iv
;
984 vfmt
->VertexAttribI3iv
= vbo_VertexAttribI3iv
;
985 vfmt
->VertexAttribI4iv
= vbo_VertexAttribI4iv
;
987 /* unsigned integer-valued */
988 vfmt
->VertexAttribI1ui
= vbo_VertexAttribI1ui
;
989 vfmt
->VertexAttribI2ui
= vbo_VertexAttribI2ui
;
990 vfmt
->VertexAttribI3ui
= vbo_VertexAttribI3ui
;
991 vfmt
->VertexAttribI4ui
= vbo_VertexAttribI4ui
;
992 vfmt
->VertexAttribI2uiv
= vbo_VertexAttribI2uiv
;
993 vfmt
->VertexAttribI3uiv
= vbo_VertexAttribI3uiv
;
994 vfmt
->VertexAttribI4uiv
= vbo_VertexAttribI4uiv
;
996 vfmt
->Materialfv
= vbo_Materialfv
;
998 vfmt
->EdgeFlag
= vbo_EdgeFlag
;
999 vfmt
->Indexf
= vbo_Indexf
;
1000 vfmt
->Indexfv
= vbo_Indexfv
;
1002 /* ARB_vertex_type_2_10_10_10_rev */
1003 vfmt
->VertexP2ui
= vbo_VertexP2ui
;
1004 vfmt
->VertexP2uiv
= vbo_VertexP2uiv
;
1005 vfmt
->VertexP3ui
= vbo_VertexP3ui
;
1006 vfmt
->VertexP3uiv
= vbo_VertexP3uiv
;
1007 vfmt
->VertexP4ui
= vbo_VertexP4ui
;
1008 vfmt
->VertexP4uiv
= vbo_VertexP4uiv
;
1010 vfmt
->TexCoordP1ui
= vbo_TexCoordP1ui
;
1011 vfmt
->TexCoordP1uiv
= vbo_TexCoordP1uiv
;
1012 vfmt
->TexCoordP2ui
= vbo_TexCoordP2ui
;
1013 vfmt
->TexCoordP2uiv
= vbo_TexCoordP2uiv
;
1014 vfmt
->TexCoordP3ui
= vbo_TexCoordP3ui
;
1015 vfmt
->TexCoordP3uiv
= vbo_TexCoordP3uiv
;
1016 vfmt
->TexCoordP4ui
= vbo_TexCoordP4ui
;
1017 vfmt
->TexCoordP4uiv
= vbo_TexCoordP4uiv
;
1019 vfmt
->MultiTexCoordP1ui
= vbo_MultiTexCoordP1ui
;
1020 vfmt
->MultiTexCoordP1uiv
= vbo_MultiTexCoordP1uiv
;
1021 vfmt
->MultiTexCoordP2ui
= vbo_MultiTexCoordP2ui
;
1022 vfmt
->MultiTexCoordP2uiv
= vbo_MultiTexCoordP2uiv
;
1023 vfmt
->MultiTexCoordP3ui
= vbo_MultiTexCoordP3ui
;
1024 vfmt
->MultiTexCoordP3uiv
= vbo_MultiTexCoordP3uiv
;
1025 vfmt
->MultiTexCoordP4ui
= vbo_MultiTexCoordP4ui
;
1026 vfmt
->MultiTexCoordP4uiv
= vbo_MultiTexCoordP4uiv
;
1028 vfmt
->NormalP3ui
= vbo_NormalP3ui
;
1029 vfmt
->NormalP3uiv
= vbo_NormalP3uiv
;
1031 vfmt
->ColorP3ui
= vbo_ColorP3ui
;
1032 vfmt
->ColorP3uiv
= vbo_ColorP3uiv
;
1033 vfmt
->ColorP4ui
= vbo_ColorP4ui
;
1034 vfmt
->ColorP4uiv
= vbo_ColorP4uiv
;
1036 vfmt
->SecondaryColorP3ui
= vbo_SecondaryColorP3ui
;
1037 vfmt
->SecondaryColorP3uiv
= vbo_SecondaryColorP3uiv
;
1039 vfmt
->VertexAttribP1ui
= vbo_VertexAttribP1ui
;
1040 vfmt
->VertexAttribP1uiv
= vbo_VertexAttribP1uiv
;
1041 vfmt
->VertexAttribP2ui
= vbo_VertexAttribP2ui
;
1042 vfmt
->VertexAttribP2uiv
= vbo_VertexAttribP2uiv
;
1043 vfmt
->VertexAttribP3ui
= vbo_VertexAttribP3ui
;
1044 vfmt
->VertexAttribP3uiv
= vbo_VertexAttribP3uiv
;
1045 vfmt
->VertexAttribP4ui
= vbo_VertexAttribP4ui
;
1046 vfmt
->VertexAttribP4uiv
= vbo_VertexAttribP4uiv
;
1051 * Tell the VBO module to use a real OpenGL vertex buffer object to
1052 * store accumulated immediate-mode vertex data.
1053 * This replaces the malloced buffer which was created in
1054 * vb_exec_vtx_init() below.
1056 void vbo_use_buffer_objects(struct gl_context
*ctx
)
1058 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
1059 /* Any buffer name but 0 can be used here since this bufferobj won't
1060 * go into the bufferobj hashtable.
1062 GLuint bufName
= IMM_BUFFER_NAME
;
1063 GLenum target
= GL_ARRAY_BUFFER_ARB
;
1064 GLenum usage
= GL_STREAM_DRAW_ARB
;
1065 GLsizei size
= VBO_VERT_BUFFER_SIZE
;
1067 /* Make sure this func is only used once */
1068 assert(exec
->vtx
.bufferobj
== ctx
->Shared
->NullBufferObj
);
1069 if (exec
->vtx
.buffer_map
) {
1070 _mesa_align_free(exec
->vtx
.buffer_map
);
1071 exec
->vtx
.buffer_map
= NULL
;
1072 exec
->vtx
.buffer_ptr
= NULL
;
1075 /* Allocate a real buffer object now */
1076 _mesa_reference_buffer_object(ctx
, &exec
->vtx
.bufferobj
, NULL
);
1077 exec
->vtx
.bufferobj
= ctx
->Driver
.NewBufferObject(ctx
, bufName
, target
);
1078 if (!ctx
->Driver
.BufferData(ctx
, target
, size
, NULL
, usage
, exec
->vtx
.bufferobj
)) {
1079 _mesa_error(ctx
, GL_OUT_OF_MEMORY
, "VBO allocation");
1085 * If this function is called, all VBO buffers will be unmapped when
1087 * Otherwise, if a simple command like glColor3f() is called and we flush,
1088 * the current VBO may be left mapped.
1091 vbo_always_unmap_buffers(struct gl_context
*ctx
)
1093 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
1094 exec
->begin_vertices_flags
|= FLUSH_STORED_VERTICES
;
1098 void vbo_exec_vtx_init( struct vbo_exec_context
*exec
)
1100 struct gl_context
*ctx
= exec
->ctx
;
1101 struct vbo_context
*vbo
= vbo_context(ctx
);
1104 /* Allocate a buffer object. Will just reuse this object
1105 * continuously, unless vbo_use_buffer_objects() is called to enable
1108 _mesa_reference_buffer_object(ctx
,
1109 &exec
->vtx
.bufferobj
,
1110 ctx
->Shared
->NullBufferObj
);
1112 ASSERT(!exec
->vtx
.buffer_map
);
1113 exec
->vtx
.buffer_map
= _mesa_align_malloc(VBO_VERT_BUFFER_SIZE
, 64);
1114 exec
->vtx
.buffer_ptr
= exec
->vtx
.buffer_map
;
1116 vbo_exec_vtxfmt_init( exec
);
1117 _mesa_noop_vtxfmt_init(&exec
->vtxfmt_noop
);
1119 for (i
= 0 ; i
< VBO_ATTRIB_MAX
; i
++) {
1120 ASSERT(i
< Elements(exec
->vtx
.attrsz
));
1121 exec
->vtx
.attrsz
[i
] = 0;
1122 ASSERT(i
< Elements(exec
->vtx
.attrtype
));
1123 exec
->vtx
.attrtype
[i
] = GL_FLOAT
;
1124 ASSERT(i
< Elements(exec
->vtx
.active_sz
));
1125 exec
->vtx
.active_sz
[i
] = 0;
1127 for (i
= 0 ; i
< VERT_ATTRIB_MAX
; i
++) {
1128 ASSERT(i
< Elements(exec
->vtx
.inputs
));
1129 ASSERT(i
< Elements(exec
->vtx
.arrays
));
1130 exec
->vtx
.inputs
[i
] = &exec
->vtx
.arrays
[i
];
1134 struct gl_client_array
*arrays
= exec
->vtx
.arrays
;
1137 memcpy(arrays
, &vbo
->currval
[VBO_ATTRIB_POS
],
1138 VERT_ATTRIB_FF_MAX
* sizeof(arrays
[0]));
1139 for (i
= 0; i
< VERT_ATTRIB_FF_MAX
; ++i
) {
1140 struct gl_client_array
*array
;
1141 array
= &arrays
[VERT_ATTRIB_FF(i
)];
1142 array
->BufferObj
= NULL
;
1143 _mesa_reference_buffer_object(ctx
, &arrays
->BufferObj
,
1144 vbo
->currval
[VBO_ATTRIB_POS
+i
].BufferObj
);
1147 memcpy(arrays
+ VERT_ATTRIB_GENERIC(0),
1148 &vbo
->currval
[VBO_ATTRIB_GENERIC0
],
1149 VERT_ATTRIB_GENERIC_MAX
* sizeof(arrays
[0]));
1151 for (i
= 0; i
< VERT_ATTRIB_GENERIC_MAX
; ++i
) {
1152 struct gl_client_array
*array
;
1153 array
= &arrays
[VERT_ATTRIB_GENERIC(i
)];
1154 array
->BufferObj
= NULL
;
1155 _mesa_reference_buffer_object(ctx
, &array
->BufferObj
,
1156 vbo
->currval
[VBO_ATTRIB_GENERIC0
+i
].BufferObj
);
1160 exec
->vtx
.vertex_size
= 0;
1162 exec
->begin_vertices_flags
= FLUSH_UPDATE_CURRENT
;
1166 void vbo_exec_vtx_destroy( struct vbo_exec_context
*exec
)
1168 /* using a real VBO for vertex data */
1169 struct gl_context
*ctx
= exec
->ctx
;
1172 /* True VBOs should already be unmapped
1174 if (exec
->vtx
.buffer_map
) {
1175 ASSERT(exec
->vtx
.bufferobj
->Name
== 0 ||
1176 exec
->vtx
.bufferobj
->Name
== IMM_BUFFER_NAME
);
1177 if (exec
->vtx
.bufferobj
->Name
== 0) {
1178 _mesa_align_free(exec
->vtx
.buffer_map
);
1179 exec
->vtx
.buffer_map
= NULL
;
1180 exec
->vtx
.buffer_ptr
= NULL
;
1184 /* Drop any outstanding reference to the vertex buffer
1186 for (i
= 0; i
< Elements(exec
->vtx
.arrays
); i
++) {
1187 _mesa_reference_buffer_object(ctx
,
1188 &exec
->vtx
.arrays
[i
].BufferObj
,
1192 /* Free the vertex buffer. Unmap first if needed.
1194 if (_mesa_bufferobj_mapped(exec
->vtx
.bufferobj
)) {
1195 ctx
->Driver
.UnmapBuffer(ctx
, exec
->vtx
.bufferobj
);
1197 _mesa_reference_buffer_object(ctx
, &exec
->vtx
.bufferobj
, NULL
);
1202 * Called upon first glVertex, glColor, glTexCoord, etc.
1204 void vbo_exec_BeginVertices( struct gl_context
*ctx
)
1206 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
1208 vbo_exec_vtx_map( exec
);
1210 assert((ctx
->Driver
.NeedFlush
& FLUSH_UPDATE_CURRENT
) == 0);
1211 assert(exec
->begin_vertices_flags
);
1213 ctx
->Driver
.NeedFlush
|= exec
->begin_vertices_flags
;
1218 * Called via ctx->Driver.FlushVertices()
1219 * \param flags bitmask of FLUSH_STORED_VERTICES, FLUSH_UPDATE_CURRENT
1221 void vbo_exec_FlushVertices( struct gl_context
*ctx
, GLuint flags
)
1223 struct vbo_exec_context
*exec
= &vbo_context(ctx
)->exec
;
1226 /* debug check: make sure we don't get called recursively */
1227 exec
->flush_call_depth
++;
1228 assert(exec
->flush_call_depth
== 1);
1231 if (_mesa_inside_begin_end(ctx
)) {
1232 /* We've had glBegin but not glEnd! */
1234 exec
->flush_call_depth
--;
1235 assert(exec
->flush_call_depth
== 0);
1240 /* Flush (draw), and make sure VBO is left unmapped when done */
1241 vbo_exec_FlushVertices_internal(exec
, GL_TRUE
);
1243 /* Need to do this to ensure BeginVertices gets called again:
1245 ctx
->Driver
.NeedFlush
&= ~(FLUSH_UPDATE_CURRENT
| flags
);
1248 exec
->flush_call_depth
--;
1249 assert(exec
->flush_call_depth
== 0);
1254 static void reset_attrfv( struct vbo_exec_context
*exec
)
1258 for (i
= 0 ; i
< VBO_ATTRIB_MAX
; i
++) {
1259 exec
->vtx
.attrsz
[i
] = 0;
1260 exec
->vtx
.attrtype
[i
] = GL_FLOAT
;
1261 exec
->vtx
.active_sz
[i
] = 0;
1264 exec
->vtx
.vertex_size
= 0;
1269 _es_Color4f(GLfloat r
, GLfloat g
, GLfloat b
, GLfloat a
)
1271 vbo_Color4f(r
, g
, b
, a
);
1276 _es_Normal3f(GLfloat x
, GLfloat y
, GLfloat z
)
1278 vbo_Normal3f(x
, y
, z
);
1283 _es_MultiTexCoord4f(GLenum target
, GLfloat s
, GLfloat t
, GLfloat r
, GLfloat q
)
1285 vbo_MultiTexCoord4f(target
, s
, t
, r
, q
);
1290 _es_Materialfv(GLenum face
, GLenum pname
, const GLfloat
*params
)
1292 vbo_Materialfv(face
, pname
, params
);
1297 _es_Materialf(GLenum face
, GLenum pname
, GLfloat param
)
1301 p
[1] = p
[2] = p
[3] = 0.0F
;
1302 vbo_Materialfv(face
, pname
, p
);
1307 * A special version of glVertexAttrib4f that does not treat index 0 as
1311 VertexAttrib4f_nopos(GLuint index
, GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
)
1313 GET_CURRENT_CONTEXT(ctx
);
1314 if (index
< MAX_VERTEX_GENERIC_ATTRIBS
)
1315 ATTR(VBO_ATTRIB_GENERIC0
+ index
, 4, GL_FLOAT
, x
, y
, z
, w
);
1317 ERROR(GL_INVALID_VALUE
);
1321 _es_VertexAttrib4f(GLuint index
, GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
)
1323 VertexAttrib4f_nopos(index
, x
, y
, z
, w
);
1328 _es_VertexAttrib1f(GLuint indx
, GLfloat x
)
1330 VertexAttrib4f_nopos(indx
, x
, 0.0f
, 0.0f
, 1.0f
);
1335 _es_VertexAttrib1fv(GLuint indx
, const GLfloat
* values
)
1337 VertexAttrib4f_nopos(indx
, values
[0], 0.0f
, 0.0f
, 1.0f
);
1342 _es_VertexAttrib2f(GLuint indx
, GLfloat x
, GLfloat y
)
1344 VertexAttrib4f_nopos(indx
, x
, y
, 0.0f
, 1.0f
);
1349 _es_VertexAttrib2fv(GLuint indx
, const GLfloat
* values
)
1351 VertexAttrib4f_nopos(indx
, values
[0], values
[1], 0.0f
, 1.0f
);
1356 _es_VertexAttrib3f(GLuint indx
, GLfloat x
, GLfloat y
, GLfloat z
)
1358 VertexAttrib4f_nopos(indx
, x
, y
, z
, 1.0f
);
1363 _es_VertexAttrib3fv(GLuint indx
, const GLfloat
* values
)
1365 VertexAttrib4f_nopos(indx
, values
[0], values
[1], values
[2], 1.0f
);
1370 _es_VertexAttrib4fv(GLuint indx
, const GLfloat
* values
)
1372 VertexAttrib4f_nopos(indx
, values
[0], values
[1], values
[2], values
[3]);