2 /**************************************************************************
4 Copyright 2002 Tungsten Graphics Inc., Cedar Park, Texas.
8 Permission is hereby granted, free of charge, to any person obtaining a
9 copy of this software and associated documentation files (the "Software"),
10 to deal in the Software without restriction, including without limitation
11 on the rights to use, copy, modify, merge, publish, distribute, sub
12 license, and/or sell copies of the Software, and to permit persons to whom
13 the Software is furnished to do so, subject to the following conditions:
15 The above copyright notice and this permission notice (including the next
16 paragraph) shall be included in all copies or substantial portions of the
19 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
20 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
22 TUNGSTEN GRAPHICS AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
23 DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
24 OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
25 USE OR OTHER DEALINGS IN THE SOFTWARE.
27 **************************************************************************/
31 * Keith Whitwell <keith@tungstengraphics.com>
41 #include "api_arrayelt.h"
43 #include "t_vtx_api.h"
46 static void init_attrfv( TNLcontext
*tnl
);
49 /* Close off the last primitive, execute the buffer, restart the
52 static void _tnl_wrap_buffers( GLcontext
*ctx
)
54 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
57 if (tnl
->vtx
.prim_count
== 0) {
58 tnl
->vtx
.copied
.nr
= 0;
59 tnl
->vtx
.counter
= tnl
->vtx
.initial_counter
;
60 tnl
->vtx
.vbptr
= tnl
->vtx
.buffer
;
63 GLuint last_prim
= tnl
->vtx
.prim
[tnl
->vtx
.prim_count
-1].mode
;
64 GLuint last_count
= tnl
->vtx
.prim
[tnl
->vtx
.prim_count
-1].count
;
66 if (ctx
->Driver
.CurrentExecPrimitive
!= GL_POLYGON
+1) {
67 GLint i
= tnl
->vtx
.prim_count
- 1;
69 tnl
->vtx
.prim
[i
].count
= ((tnl
->vtx
.initial_counter
-
71 tnl
->vtx
.prim
[i
].start
);
74 /* Execute the buffer and save copied vertices.
76 if (tnl
->vtx
.counter
!= tnl
->vtx
.initial_counter
)
77 _tnl_flush_vtx( ctx
);
79 tnl
->vtx
.prim_count
= 0;
80 tnl
->vtx
.copied
.nr
= 0;
83 /* Emit a glBegin to start the new list.
85 assert(tnl
->vtx
.prim_count
== 0);
87 if (ctx
->Driver
.CurrentExecPrimitive
!= GL_POLYGON
+1) {
88 tnl
->vtx
.prim
[0].mode
= ctx
->Driver
.CurrentExecPrimitive
;
89 tnl
->vtx
.prim
[0].start
= 0;
90 tnl
->vtx
.prim
[0].count
= 0;
91 tnl
->vtx
.prim_count
++;
93 if (tnl
->vtx
.copied
.nr
== last_count
)
94 tnl
->vtx
.prim
[0].mode
|= last_prim
& PRIM_BEGIN
;
100 static void _tnl_wrap_filled_vertex( GLcontext
*ctx
)
102 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
103 GLfloat
*data
= tnl
->vtx
.copied
.buffer
;
106 /* Run pipeline on current vertices, copy wrapped vertices
109 _tnl_wrap_buffers( ctx
);
111 /* Copy stored stored vertices to start of new list.
113 assert(tnl
->vtx
.counter
> tnl
->vtx
.copied
.nr
);
115 for (i
= 0 ; i
< tnl
->vtx
.copied
.nr
; i
++) {
116 _mesa_memcpy( tnl
->vtx
.vbptr
, data
,
117 tnl
->vtx
.vertex_size
* sizeof(GLfloat
));
118 tnl
->vtx
.vbptr
+= tnl
->vtx
.vertex_size
;
119 data
+= tnl
->vtx
.vertex_size
;
123 tnl
->vtx
.copied
.nr
= 0;
128 * Copy the active vertex's values to the ctx->Current fields.
130 static void _tnl_copy_to_current( GLcontext
*ctx
)
132 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
135 for (i
= _TNL_ATTRIB_POS
+1 ; i
<= _TNL_ATTRIB_INDEX
; i
++)
136 if (tnl
->vtx
.attrsz
[i
]) {
137 /* Note: the tnl->vtx.current[i] pointers points to
138 * the ctx->Current fields. The first 16 or so, anyway.
140 ASSIGN_4V( tnl
->vtx
.current
[i
], 0, 0, 0, 1 );
141 COPY_SZ_4V(tnl
->vtx
.current
[i
],
143 tnl
->vtx
.attrptr
[i
]);
146 /* Edgeflag requires special treatment:
148 if (tnl
->vtx
.attrsz
[_TNL_ATTRIB_EDGEFLAG
])
149 ctx
->Current
.EdgeFlag
=
150 (tnl
->vtx
.attrptr
[_TNL_ATTRIB_EDGEFLAG
][0] == 1.0);
153 /* Colormaterial -- this kindof sucks.
155 if (ctx
->Light
.ColorMaterialEnabled
) {
156 _mesa_update_color_material(ctx
, ctx
->Current
.Attrib
[VERT_ATTRIB_COLOR0
]);
159 if (tnl
->vtx
.have_materials
) {
160 tnl
->Driver
.NotifyMaterialChange( ctx
);
163 ctx
->Driver
.NeedFlush
&= ~FLUSH_UPDATE_CURRENT
;
167 static void _tnl_copy_from_current( GLcontext
*ctx
)
169 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
172 for (i
= _TNL_ATTRIB_POS
+1 ; i
<= _TNL_ATTRIB_INDEX
; i
++)
173 switch (tnl
->vtx
.attrsz
[i
]) {
174 case 4: tnl
->vtx
.attrptr
[i
][3] = tnl
->vtx
.current
[i
][3];
175 case 3: tnl
->vtx
.attrptr
[i
][2] = tnl
->vtx
.current
[i
][2];
176 case 2: tnl
->vtx
.attrptr
[i
][1] = tnl
->vtx
.current
[i
][1];
177 case 1: tnl
->vtx
.attrptr
[i
][0] = tnl
->vtx
.current
[i
][0];
181 /* Edgeflag requires special treatment:
183 if (tnl
->vtx
.attrsz
[_TNL_ATTRIB_EDGEFLAG
])
184 tnl
->vtx
.attrptr
[_TNL_ATTRIB_EDGEFLAG
][0] =
185 (GLfloat
)ctx
->Current
.EdgeFlag
;
188 ctx
->Driver
.NeedFlush
|= FLUSH_UPDATE_CURRENT
;
192 /* Flush existing data, set new attrib size, replay copied vertices.
194 static void _tnl_wrap_upgrade_vertex( GLcontext
*ctx
,
198 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
202 GLint lastcount
= tnl
->vtx
.initial_counter
- tnl
->vtx
.counter
;
205 /* Run pipeline on current vertices, copy wrapped vertices
206 * to tnl->vtx.copied.
208 _tnl_wrap_buffers( ctx
);
211 /* Do a COPY_TO_CURRENT to ensure back-copying works for the case
212 * when the attribute already exists in the vertex and is having
213 * its size increased.
215 _tnl_copy_to_current( ctx
);
218 /* Heuristic: Attempt to isolate attributes received outside
219 * begin/end so that they don't bloat the vertices.
221 if (ctx
->Driver
.CurrentExecPrimitive
== PRIM_OUTSIDE_BEGIN_END
&&
222 tnl
->vtx
.attrsz
[attr
] == 0
230 oldsz
= tnl
->vtx
.attrsz
[attr
];
231 tnl
->vtx
.attrsz
[attr
] = newsz
;
233 tnl
->vtx
.vertex_size
+= newsz
- oldsz
;
234 tnl
->vtx
.counter
= MIN2( VERT_BUFFER_SIZE
/ tnl
->vtx
.vertex_size
,
235 ctx
->Const
.MaxArrayLockSize
);
236 tnl
->vtx
.initial_counter
= tnl
->vtx
.counter
;
237 tnl
->vtx
.vbptr
= tnl
->vtx
.buffer
;
240 /* Recalculate all the attrptr[] values
242 for (i
= 0, tmp
= tnl
->vtx
.vertex
; i
< _TNL_ATTRIB_MAX
; i
++) {
243 if (tnl
->vtx
.attrsz
[i
]) {
244 tnl
->vtx
.attrptr
[i
] = tmp
;
245 tmp
+= tnl
->vtx
.attrsz
[i
];
248 tnl
->vtx
.attrptr
[i
] = 0; /* will not be dereferenced */
251 /* Copy from current to repopulate the vertex with correct values.
253 _tnl_copy_from_current( ctx
);
255 /* Replay stored vertices to translate them
256 * to new format here.
258 * -- No need to replay - just copy piecewise
260 if (tnl
->vtx
.copied
.nr
)
262 GLfloat
*data
= tnl
->vtx
.copied
.buffer
;
263 GLfloat
*dest
= tnl
->vtx
.buffer
;
266 for (i
= 0 ; i
< tnl
->vtx
.copied
.nr
; i
++) {
267 for (j
= 0 ; j
< _TNL_ATTRIB_MAX
; j
++) {
268 if (tnl
->vtx
.attrsz
[j
]) {
270 COPY_SZ_4V( dest
, newsz
, tnl
->vtx
.current
[j
] );
271 COPY_SZ_4V( dest
, oldsz
, data
);
276 GLuint sz
= tnl
->vtx
.attrsz
[j
];
277 COPY_SZ_4V( dest
, sz
, data
);
285 tnl
->vtx
.vbptr
= dest
;
286 tnl
->vtx
.counter
-= tnl
->vtx
.copied
.nr
;
287 tnl
->vtx
.copied
.nr
= 0;
292 static void _tnl_fixup_vertex( GLcontext
*ctx
, GLuint attr
, GLuint sz
)
294 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
295 static const GLfloat id
[4] = { 0, 0, 0, 1 };
298 if (tnl
->vtx
.attrsz
[attr
] < sz
) {
299 /* New size is larger. Need to flush existing vertices and get
300 * an enlarged vertex format.
302 _tnl_wrap_upgrade_vertex( ctx
, attr
, sz
);
304 else if (tnl
->vtx
.attrsz
[attr
] > sz
) {
305 /* New size is smaller - just need to fill in some
306 * zeros. Don't need to flush or wrap.
308 for (i
= sz
; i
<= tnl
->vtx
.attrsz
[attr
] ; i
++)
309 tnl
->vtx
.attrptr
[attr
][i
-1] = id
[i
-1];
316 /* Helper function for 'CHOOSE' macro. Do what's necessary when an
317 * entrypoint is called for the first time.
319 static void do_choose( GLuint attr
, GLuint sz
,
320 void (*fallback_attr_func
)( const GLfloat
*),
321 void (*choose1
)( const GLfloat
*),
322 void (*choose2
)( const GLfloat
*),
323 void (*choose3
)( const GLfloat
*),
324 void (*choose4
)( const GLfloat
*),
327 GET_CURRENT_CONTEXT( ctx
);
328 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
330 if (tnl
->vtx
.attrsz
[attr
] != sz
)
331 _tnl_fixup_vertex( ctx
, attr
, sz
);
333 /* Does this belong here? Necessitates resetting vtxfmt on each
334 * flush (otherwise flags won't get reset afterwards).
337 ctx
->Driver
.NeedFlush
|= FLUSH_STORED_VERTICES
;
339 ctx
->Driver
.NeedFlush
|= FLUSH_UPDATE_CURRENT
;
341 /* Reset any active pointers for this attribute
343 tnl
->vtx
.tabfv
[attr
][0] = choose1
;
344 tnl
->vtx
.tabfv
[attr
][1] = choose2
;
345 tnl
->vtx
.tabfv
[attr
][2] = choose3
;
346 tnl
->vtx
.tabfv
[attr
][3] = choose4
;
348 /* Update the secondary dispatch table with the new function
350 tnl
->vtx
.tabfv
[attr
][sz
-1] = fallback_attr_func
;
352 (*fallback_attr_func
)(v
);
356 /* Versions of all the entrypoints for situations where codegen isn't
359 * Note: Only one size for each attribute may be active at once.
360 * Eg. if Color3f is installed/active, then Color4f may not be, even
361 * if the vertex actually contains 4 color coordinates. This is
362 * because the 3f version won't otherwise set color[3] to 1.0 -- this
363 * is the job of the chooser function when switching between Color4f
366 #define ATTRFV( ATTR, N ) \
367 static void choose_##ATTR##_##N( const GLfloat *v ); \
369 static void attrib_##ATTR##_##N( const GLfloat *v ) \
371 GET_CURRENT_CONTEXT( ctx ); \
372 TNLcontext *tnl = TNL_CONTEXT(ctx); \
377 if (N>0) tnl->vtx.vbptr[0] = v[0]; \
378 if (N>1) tnl->vtx.vbptr[1] = v[1]; \
379 if (N>2) tnl->vtx.vbptr[2] = v[2]; \
380 if (N>3) tnl->vtx.vbptr[3] = v[3]; \
382 for (i = N; i < tnl->vtx.vertex_size; i++) \
383 tnl->vtx.vbptr[i] = tnl->vtx.vertex[i]; \
385 tnl->vtx.vbptr += tnl->vtx.vertex_size; \
387 if (--tnl->vtx.counter == 0) \
388 _tnl_wrap_filled_vertex( ctx ); \
391 GLfloat *dest = tnl->vtx.attrptr[ATTR]; \
392 if (N>0) dest[0] = v[0]; \
393 if (N>1) dest[1] = v[1]; \
394 if (N>2) dest[2] = v[2]; \
395 if (N>3) dest[3] = v[3]; \
399 #define CHOOSE( ATTR, N ) \
400 static void choose_##ATTR##_##N( const GLfloat *v ) \
403 attrib_##ATTR##_##N, \
412 static void init_##ATTR( TNLcontext *tnl ) \
414 tnl->vtx.tabfv[ATTR][0] = choose_##ATTR##_1; \
415 tnl->vtx.tabfv[ATTR][1] = choose_##ATTR##_2; \
416 tnl->vtx.tabfv[ATTR][2] = choose_##ATTR##_3; \
417 tnl->vtx.tabfv[ATTR][3] = choose_##ATTR##_4; \
421 #define ATTRS( ATTRIB ) \
422 ATTRFV( ATTRIB, 1 ) \
423 ATTRFV( ATTRIB, 2 ) \
424 ATTRFV( ATTRIB, 3 ) \
425 ATTRFV( ATTRIB, 4 ) \
426 CHOOSE( ATTRIB, 1 ) \
427 CHOOSE( ATTRIB, 2 ) \
428 CHOOSE( ATTRIB, 3 ) \
429 CHOOSE( ATTRIB, 4 ) \
433 /* Generate a lot of functions. These are the actual worker
434 * functions, which are equivalent to those generated via codegen
454 static void init_attrfv( TNLcontext
*tnl
)
456 if (tnl
->vtx
.vertex_size
) {
476 for (i
= 0 ; i
< _TNL_ATTRIB_MAX
; i
++)
477 tnl
->vtx
.attrsz
[i
] = 0;
479 tnl
->vtx
.vertex_size
= 0;
480 tnl
->vtx
.have_materials
= 0;
484 /* These can be made efficient with codegen. Further, by adding more
485 * logic to do_choose(), the double-dispatch for legacy entrypoints
486 * like glVertex3f() can be removed.
488 #define DISPATCH_ATTRFV( ATTR, COUNT, P ) \
490 GET_CURRENT_CONTEXT( ctx ); \
491 TNLcontext *tnl = TNL_CONTEXT(ctx); \
492 tnl->vtx.tabfv[ATTR][COUNT-1]( P ); \
495 #define DISPATCH_ATTR1FV( ATTR, V ) DISPATCH_ATTRFV( ATTR, 1, V )
496 #define DISPATCH_ATTR2FV( ATTR, V ) DISPATCH_ATTRFV( ATTR, 2, V )
497 #define DISPATCH_ATTR3FV( ATTR, V ) DISPATCH_ATTRFV( ATTR, 3, V )
498 #define DISPATCH_ATTR4FV( ATTR, V ) DISPATCH_ATTRFV( ATTR, 4, V )
500 #define DISPATCH_ATTR1F( ATTR, S ) DISPATCH_ATTRFV( ATTR, 1, &(S) )
502 #define DISPATCH_ATTR2F( ATTR, S,T ) \
505 v[0] = S; v[1] = T; \
506 DISPATCH_ATTR2FV( ATTR, v ); \
508 #define DISPATCH_ATTR3F( ATTR, S,T,R ) \
511 v[0] = S; v[1] = T; v[2] = R; \
512 DISPATCH_ATTR3FV( ATTR, v ); \
514 #define DISPATCH_ATTR4F( ATTR, S,T,R,Q ) \
517 v[0] = S; v[1] = T; v[2] = R; v[3] = Q; \
518 DISPATCH_ATTR4FV( ATTR, v ); \
522 static void enum_error( void )
524 GET_CURRENT_CONTEXT( ctx
);
525 _mesa_error( ctx
, GL_INVALID_ENUM
, "glVertexAttrib" );
528 static void GLAPIENTRY
_tnl_Vertex2f( GLfloat x
, GLfloat y
)
530 DISPATCH_ATTR2F( _TNL_ATTRIB_POS
, x
, y
);
533 static void GLAPIENTRY
_tnl_Vertex2fv( const GLfloat
*v
)
535 DISPATCH_ATTR2FV( _TNL_ATTRIB_POS
, v
);
538 static void GLAPIENTRY
_tnl_Vertex3f( GLfloat x
, GLfloat y
, GLfloat z
)
540 DISPATCH_ATTR3F( _TNL_ATTRIB_POS
, x
, y
, z
);
543 static void GLAPIENTRY
_tnl_Vertex3fv( const GLfloat
*v
)
545 DISPATCH_ATTR3FV( _TNL_ATTRIB_POS
, v
);
548 static void GLAPIENTRY
_tnl_Vertex4f( GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
)
550 DISPATCH_ATTR4F( _TNL_ATTRIB_POS
, x
, y
, z
, w
);
553 static void GLAPIENTRY
_tnl_Vertex4fv( const GLfloat
*v
)
555 DISPATCH_ATTR4FV( _TNL_ATTRIB_POS
, v
);
558 static void GLAPIENTRY
_tnl_TexCoord1f( GLfloat x
)
560 DISPATCH_ATTR1F( _TNL_ATTRIB_TEX0
, x
);
563 static void GLAPIENTRY
_tnl_TexCoord1fv( const GLfloat
*v
)
565 DISPATCH_ATTR1FV( _TNL_ATTRIB_TEX0
, v
);
568 static void GLAPIENTRY
_tnl_TexCoord2f( GLfloat x
, GLfloat y
)
570 DISPATCH_ATTR2F( _TNL_ATTRIB_TEX0
, x
, y
);
573 static void GLAPIENTRY
_tnl_TexCoord2fv( const GLfloat
*v
)
575 DISPATCH_ATTR2FV( _TNL_ATTRIB_TEX0
, v
);
578 static void GLAPIENTRY
_tnl_TexCoord3f( GLfloat x
, GLfloat y
, GLfloat z
)
580 DISPATCH_ATTR3F( _TNL_ATTRIB_TEX0
, x
, y
, z
);
583 static void GLAPIENTRY
_tnl_TexCoord3fv( const GLfloat
*v
)
585 DISPATCH_ATTR3FV( _TNL_ATTRIB_TEX0
, v
);
588 static void GLAPIENTRY
_tnl_TexCoord4f( GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
)
590 DISPATCH_ATTR4F( _TNL_ATTRIB_TEX0
, x
, y
, z
, w
);
593 static void GLAPIENTRY
_tnl_TexCoord4fv( const GLfloat
*v
)
595 DISPATCH_ATTR4FV( _TNL_ATTRIB_TEX0
, v
);
598 static void GLAPIENTRY
_tnl_Normal3f( GLfloat x
, GLfloat y
, GLfloat z
)
600 DISPATCH_ATTR3F( _TNL_ATTRIB_NORMAL
, x
, y
, z
);
603 static void GLAPIENTRY
_tnl_Normal3fv( const GLfloat
*v
)
605 DISPATCH_ATTR3FV( _TNL_ATTRIB_NORMAL
, v
);
608 static void GLAPIENTRY
_tnl_FogCoordfEXT( GLfloat x
)
610 DISPATCH_ATTR1F( _TNL_ATTRIB_FOG
, x
);
613 static void GLAPIENTRY
_tnl_FogCoordfvEXT( const GLfloat
*v
)
615 DISPATCH_ATTR1FV( _TNL_ATTRIB_FOG
, v
);
618 static void GLAPIENTRY
_tnl_Color3f( GLfloat x
, GLfloat y
, GLfloat z
)
620 DISPATCH_ATTR3F( _TNL_ATTRIB_COLOR0
, x
, y
, z
);
623 static void GLAPIENTRY
_tnl_Color3fv( const GLfloat
*v
)
625 DISPATCH_ATTR3FV( _TNL_ATTRIB_COLOR0
, v
);
628 static void GLAPIENTRY
_tnl_Color4f( GLfloat x
, GLfloat y
, GLfloat z
, GLfloat w
)
630 DISPATCH_ATTR4F( _TNL_ATTRIB_COLOR0
, x
, y
, z
, w
);
633 static void GLAPIENTRY
_tnl_Color4fv( const GLfloat
*v
)
635 DISPATCH_ATTR4FV( _TNL_ATTRIB_COLOR0
, v
);
638 static void GLAPIENTRY
_tnl_SecondaryColor3fEXT( GLfloat x
, GLfloat y
, GLfloat z
)
640 DISPATCH_ATTR3F( _TNL_ATTRIB_COLOR1
, x
, y
, z
);
643 static void GLAPIENTRY
_tnl_SecondaryColor3fvEXT( const GLfloat
*v
)
645 DISPATCH_ATTR3FV( _TNL_ATTRIB_COLOR1
, v
);
648 static void GLAPIENTRY
_tnl_MultiTexCoord1f( GLenum target
, GLfloat x
)
650 GLuint attr
= (target
& 0x7) + _TNL_ATTRIB_TEX0
;
651 DISPATCH_ATTR1F( attr
, x
);
654 static void GLAPIENTRY
_tnl_MultiTexCoord1fv( GLenum target
, const GLfloat
*v
)
656 GLuint attr
= (target
& 0x7) + _TNL_ATTRIB_TEX0
;
657 DISPATCH_ATTR1FV( attr
, v
);
660 static void GLAPIENTRY
_tnl_MultiTexCoord2f( GLenum target
, GLfloat x
, GLfloat y
)
662 GLuint attr
= (target
& 0x7) + _TNL_ATTRIB_TEX0
;
663 DISPATCH_ATTR2F( attr
, x
, y
);
666 static void GLAPIENTRY
_tnl_MultiTexCoord2fv( GLenum target
, const GLfloat
*v
)
668 GLuint attr
= (target
& 0x7) + _TNL_ATTRIB_TEX0
;
669 DISPATCH_ATTR2FV( attr
, v
);
672 static void GLAPIENTRY
_tnl_MultiTexCoord3f( GLenum target
, GLfloat x
, GLfloat y
,
675 GLuint attr
= (target
& 0x7) + _TNL_ATTRIB_TEX0
;
676 DISPATCH_ATTR3F( attr
, x
, y
, z
);
679 static void GLAPIENTRY
_tnl_MultiTexCoord3fv( GLenum target
, const GLfloat
*v
)
681 GLuint attr
= (target
& 0x7) + _TNL_ATTRIB_TEX0
;
682 DISPATCH_ATTR3FV( attr
, v
);
685 static void GLAPIENTRY
_tnl_MultiTexCoord4f( GLenum target
, GLfloat x
, GLfloat y
,
686 GLfloat z
, GLfloat w
)
688 GLuint attr
= (target
& 0x7) + _TNL_ATTRIB_TEX0
;
689 DISPATCH_ATTR4F( attr
, x
, y
, z
, w
);
692 static void GLAPIENTRY
_tnl_MultiTexCoord4fv( GLenum target
, const GLfloat
*v
)
694 GLuint attr
= (target
& 0x7) + _TNL_ATTRIB_TEX0
;
695 DISPATCH_ATTR4FV( attr
, v
);
698 static void GLAPIENTRY
_tnl_VertexAttrib1fNV( GLuint index
, GLfloat x
)
700 if (index
< VERT_ATTRIB_MAX
)
701 DISPATCH_ATTR1F( index
, x
);
706 static void GLAPIENTRY
_tnl_VertexAttrib1fvNV( GLuint index
, const GLfloat
*v
)
708 if (index
< VERT_ATTRIB_MAX
)
709 DISPATCH_ATTR1FV( index
, v
);
714 static void GLAPIENTRY
_tnl_VertexAttrib2fNV( GLuint index
, GLfloat x
, GLfloat y
)
716 if (index
< VERT_ATTRIB_MAX
)
717 DISPATCH_ATTR2F( index
, x
, y
);
722 static void GLAPIENTRY
_tnl_VertexAttrib2fvNV( GLuint index
, const GLfloat
*v
)
724 if (index
< VERT_ATTRIB_MAX
)
725 DISPATCH_ATTR2FV( index
, v
);
730 static void GLAPIENTRY
_tnl_VertexAttrib3fNV( GLuint index
, GLfloat x
, GLfloat y
,
733 if (index
< VERT_ATTRIB_MAX
)
734 DISPATCH_ATTR3F( index
, x
, y
, z
);
739 static void GLAPIENTRY
_tnl_VertexAttrib3fvNV( GLuint index
, const GLfloat
*v
)
741 if (index
< VERT_ATTRIB_MAX
)
742 DISPATCH_ATTR3FV( index
, v
);
747 static void GLAPIENTRY
_tnl_VertexAttrib4fNV( GLuint index
, GLfloat x
, GLfloat y
,
748 GLfloat z
, GLfloat w
)
750 if (index
< VERT_ATTRIB_MAX
)
751 DISPATCH_ATTR4F( index
, x
, y
, z
, w
);
756 static void GLAPIENTRY
_tnl_VertexAttrib4fvNV( GLuint index
, const GLfloat
*v
)
758 if (index
< VERT_ATTRIB_MAX
)
759 DISPATCH_ATTR4FV( index
, v
);
767 * These are treated as per-vertex attributes, at indices above where
768 * the NV_vertex_program leaves off. There are a lot of good things
769 * about treating materials this way.
771 * However: I don't want to double the number of generated functions
772 * just to cope with this, so I unroll the 'C' varients of CHOOSE and
773 * ATTRF into this function, and dispense with codegen and
774 * second-level dispatch.
776 * There is no aliasing of material attributes with other entrypoints.
778 #define MAT_ATTR( A, N, params ) \
780 if (tnl->vtx.attrsz[A] != N) { \
781 _tnl_fixup_vertex( ctx, A, N ); \
782 tnl->vtx.have_materials = GL_TRUE; \
786 GLfloat *dest = tnl->vtx.attrptr[A]; \
787 if (N>0) dest[0] = params[0]; \
788 if (N>1) dest[1] = params[1]; \
789 if (N>2) dest[2] = params[2]; \
790 if (N>3) dest[3] = params[3]; \
791 ctx->Driver.NeedFlush |= FLUSH_UPDATE_CURRENT; \
796 #define MAT( ATTR, N, face, params ) \
798 if (face != GL_BACK) \
799 MAT_ATTR( ATTR, N, params ); /* front */ \
800 if (face != GL_FRONT) \
801 MAT_ATTR( ATTR + 1, N, params ); /* back */ \
805 /* NOTE: Have to remove/deal-with colormaterial crossovers, probably
806 * later on - in the meantime just store everything.
808 static void GLAPIENTRY
_tnl_Materialfv( GLenum face
, GLenum pname
,
809 const GLfloat
*params
)
811 GET_CURRENT_CONTEXT( ctx
);
812 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
817 case GL_FRONT_AND_BACK
:
821 _mesa_error( ctx
, GL_INVALID_ENUM
, "glMaterialfv" );
827 MAT( _TNL_ATTRIB_MAT_FRONT_EMISSION
, 4, face
, params
);
830 MAT( _TNL_ATTRIB_MAT_FRONT_AMBIENT
, 4, face
, params
);
833 MAT( _TNL_ATTRIB_MAT_FRONT_DIFFUSE
, 4, face
, params
);
836 MAT( _TNL_ATTRIB_MAT_FRONT_SPECULAR
, 4, face
, params
);
839 MAT( _TNL_ATTRIB_MAT_FRONT_SHININESS
, 1, face
, params
);
841 case GL_COLOR_INDEXES
:
842 MAT( _TNL_ATTRIB_MAT_FRONT_INDEXES
, 3, face
, params
);
844 case GL_AMBIENT_AND_DIFFUSE
:
845 MAT( _TNL_ATTRIB_MAT_FRONT_AMBIENT
, 4, face
, params
);
846 MAT( _TNL_ATTRIB_MAT_FRONT_DIFFUSE
, 4, face
, params
);
849 _mesa_error( ctx
, GL_INVALID_ENUM
, "glMaterialfv" );
855 #define IDX_ATTR( A, IDX ) \
857 GET_CURRENT_CONTEXT( ctx ); \
858 TNLcontext *tnl = TNL_CONTEXT(ctx); \
860 if (tnl->vtx.attrsz[A] != 1) { \
861 _tnl_fixup_vertex( ctx, A, 1 ); \
865 GLfloat *dest = tnl->vtx.attrptr[A]; \
867 ctx->Driver.NeedFlush |= FLUSH_UPDATE_CURRENT; \
872 static void GLAPIENTRY
_tnl_EdgeFlag( GLboolean b
)
874 IDX_ATTR( _TNL_ATTRIB_EDGEFLAG
, (GLfloat
)b
);
877 static void GLAPIENTRY
_tnl_EdgeFlagv( const GLboolean
*v
)
879 IDX_ATTR( _TNL_ATTRIB_EDGEFLAG
, (GLfloat
)v
[0] );
882 static void GLAPIENTRY
_tnl_Indexf( GLfloat f
)
884 IDX_ATTR( _TNL_ATTRIB_INDEX
, f
);
887 static void GLAPIENTRY
_tnl_Indexfv( const GLfloat
*v
)
889 IDX_ATTR( _TNL_ATTRIB_INDEX
, v
[0] );
894 static void GLAPIENTRY
_tnl_EvalCoord1f( GLfloat u
)
896 GET_CURRENT_CONTEXT( ctx
);
897 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
899 /* TODO: use a CHOOSE() function for this: */
902 if (tnl
->vtx
.eval
.new_state
)
903 _tnl_update_eval( ctx
);
905 for (i
= 0 ; i
<= _TNL_ATTRIB_INDEX
; i
++) {
906 if (tnl
->vtx
.eval
.map1
[i
].map
)
907 if (tnl
->vtx
.attrsz
[i
] < tnl
->vtx
.eval
.map1
[i
].sz
)
908 _tnl_fixup_vertex( ctx
, i
, tnl
->vtx
.eval
.map1
[i
].sz
);
913 _mesa_memcpy( tnl
->vtx
.copied
.buffer
, tnl
->vtx
.vertex
,
914 tnl
->vtx
.vertex_size
* sizeof(GLfloat
));
916 _tnl_do_EvalCoord1f( ctx
, u
);
918 _mesa_memcpy( tnl
->vtx
.vertex
, tnl
->vtx
.copied
.buffer
,
919 tnl
->vtx
.vertex_size
* sizeof(GLfloat
));
922 static void GLAPIENTRY
_tnl_EvalCoord2f( GLfloat u
, GLfloat v
)
924 GET_CURRENT_CONTEXT( ctx
);
925 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
927 /* TODO: use a CHOOSE() function for this: */
930 if (tnl
->vtx
.eval
.new_state
)
931 _tnl_update_eval( ctx
);
933 for (i
= 0 ; i
<= _TNL_ATTRIB_INDEX
; i
++) {
934 if (tnl
->vtx
.eval
.map2
[i
].map
)
935 if (tnl
->vtx
.attrsz
[i
] < tnl
->vtx
.eval
.map2
[i
].sz
)
936 _tnl_fixup_vertex( ctx
, i
, tnl
->vtx
.eval
.map2
[i
].sz
);
939 if (ctx
->Eval
.AutoNormal
)
940 if (tnl
->vtx
.attrsz
[_TNL_ATTRIB_NORMAL
] < 3)
941 _tnl_fixup_vertex( ctx
, _TNL_ATTRIB_NORMAL
, 3 );
944 _mesa_memcpy( tnl
->vtx
.copied
.buffer
, tnl
->vtx
.vertex
,
945 tnl
->vtx
.vertex_size
* sizeof(GLfloat
));
947 _tnl_do_EvalCoord2f( ctx
, u
, v
);
949 _mesa_memcpy( tnl
->vtx
.vertex
, tnl
->vtx
.copied
.buffer
,
950 tnl
->vtx
.vertex_size
* sizeof(GLfloat
));
953 static void GLAPIENTRY
_tnl_EvalCoord1fv( const GLfloat
*u
)
955 _tnl_EvalCoord1f( u
[0] );
958 static void GLAPIENTRY
_tnl_EvalCoord2fv( const GLfloat
*u
)
960 _tnl_EvalCoord2f( u
[0], u
[1] );
963 static void GLAPIENTRY
_tnl_EvalPoint1( GLint i
)
965 GET_CURRENT_CONTEXT( ctx
);
966 GLfloat du
= ((ctx
->Eval
.MapGrid1u2
- ctx
->Eval
.MapGrid1u1
) /
967 (GLfloat
) ctx
->Eval
.MapGrid1un
);
968 GLfloat u
= i
* du
+ ctx
->Eval
.MapGrid1u1
;
970 _tnl_EvalCoord1f( u
);
974 static void GLAPIENTRY
_tnl_EvalPoint2( GLint i
, GLint j
)
976 GET_CURRENT_CONTEXT( ctx
);
977 GLfloat du
= ((ctx
->Eval
.MapGrid2u2
- ctx
->Eval
.MapGrid2u1
) /
978 (GLfloat
) ctx
->Eval
.MapGrid2un
);
979 GLfloat dv
= ((ctx
->Eval
.MapGrid2v2
- ctx
->Eval
.MapGrid2v1
) /
980 (GLfloat
) ctx
->Eval
.MapGrid2vn
);
981 GLfloat u
= i
* du
+ ctx
->Eval
.MapGrid2u1
;
982 GLfloat v
= j
* dv
+ ctx
->Eval
.MapGrid2v1
;
984 _tnl_EvalCoord2f( u
, v
);
988 /* Build a list of primitives on the fly. Keep
989 * ctx->Driver.CurrentExecPrimitive uptodate as well.
991 static void GLAPIENTRY
_tnl_Begin( GLenum mode
)
993 GET_CURRENT_CONTEXT( ctx
);
995 if (ctx
->Driver
.CurrentExecPrimitive
== GL_POLYGON
+1) {
996 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
1000 _mesa_update_state( ctx
);
1001 if (!(tnl
->Driver
.NotifyBegin
&& tnl
->Driver
.NotifyBegin( ctx
, mode
)))
1002 ctx
->Exec
->Begin(mode
);
1006 /* Heuristic: attempt to isolate attributes occuring outside
1009 if (tnl
->vtx
.vertex_size
&& !tnl
->vtx
.attrsz
[0])
1010 _tnl_FlushVertices( ctx
, ~0 );
1012 i
= tnl
->vtx
.prim_count
++;
1013 tnl
->vtx
.prim
[i
].mode
= mode
| PRIM_BEGIN
;
1014 tnl
->vtx
.prim
[i
].start
= tnl
->vtx
.initial_counter
- tnl
->vtx
.counter
;
1015 tnl
->vtx
.prim
[i
].count
= 0;
1017 ctx
->Driver
.CurrentExecPrimitive
= mode
;
1020 _mesa_error( ctx
, GL_INVALID_OPERATION
, "glBegin" );
1024 static void GLAPIENTRY
_tnl_End( void )
1026 GET_CURRENT_CONTEXT( ctx
);
1028 if (ctx
->Driver
.CurrentExecPrimitive
!= GL_POLYGON
+1) {
1029 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
1030 int idx
= tnl
->vtx
.initial_counter
- tnl
->vtx
.counter
;
1031 int i
= tnl
->vtx
.prim_count
- 1;
1033 tnl
->vtx
.prim
[i
].mode
|= PRIM_END
;
1034 tnl
->vtx
.prim
[i
].count
= idx
- tnl
->vtx
.prim
[i
].start
;
1036 ctx
->Driver
.CurrentExecPrimitive
= GL_POLYGON
+1;
1038 /* Two choices which effect the way vertex attributes are
1039 * carried over (or not) between adjacent primitives.
1042 if (tnl
->vtx
.prim_count
== TNL_MAX_PRIM
)
1043 _tnl_FlushVertices( ctx
, ~0 );
1045 if (tnl
->vtx
.prim_count
== TNL_MAX_PRIM
)
1046 _tnl_flush_vtx( ctx
);
1051 _mesa_error( ctx
, GL_INVALID_OPERATION
, "glEnd" );
1055 static void _tnl_exec_vtxfmt_init( GLcontext
*ctx
)
1057 GLvertexformat
*vfmt
= &(TNL_CONTEXT(ctx
)->exec_vtxfmt
);
1058 vfmt
->ArrayElement
= _ae_loopback_array_elt
; /* generic helper */
1059 vfmt
->Begin
= _tnl_Begin
;
1060 vfmt
->CallList
= _mesa_CallList
;
1061 vfmt
->CallLists
= _mesa_CallLists
;
1062 vfmt
->Color3f
= _tnl_Color3f
;
1063 vfmt
->Color3fv
= _tnl_Color3fv
;
1064 vfmt
->Color4f
= _tnl_Color4f
;
1065 vfmt
->Color4fv
= _tnl_Color4fv
;
1066 vfmt
->EdgeFlag
= _tnl_EdgeFlag
;
1067 vfmt
->EdgeFlagv
= _tnl_EdgeFlagv
;
1068 vfmt
->End
= _tnl_End
;
1069 vfmt
->EvalCoord1f
= _tnl_EvalCoord1f
;
1070 vfmt
->EvalCoord1fv
= _tnl_EvalCoord1fv
;
1071 vfmt
->EvalCoord2f
= _tnl_EvalCoord2f
;
1072 vfmt
->EvalCoord2fv
= _tnl_EvalCoord2fv
;
1073 vfmt
->EvalPoint1
= _tnl_EvalPoint1
;
1074 vfmt
->EvalPoint2
= _tnl_EvalPoint2
;
1075 vfmt
->FogCoordfEXT
= _tnl_FogCoordfEXT
;
1076 vfmt
->FogCoordfvEXT
= _tnl_FogCoordfvEXT
;
1077 vfmt
->Indexf
= _tnl_Indexf
;
1078 vfmt
->Indexfv
= _tnl_Indexfv
;
1079 vfmt
->Materialfv
= _tnl_Materialfv
;
1080 vfmt
->MultiTexCoord1fARB
= _tnl_MultiTexCoord1f
;
1081 vfmt
->MultiTexCoord1fvARB
= _tnl_MultiTexCoord1fv
;
1082 vfmt
->MultiTexCoord2fARB
= _tnl_MultiTexCoord2f
;
1083 vfmt
->MultiTexCoord2fvARB
= _tnl_MultiTexCoord2fv
;
1084 vfmt
->MultiTexCoord3fARB
= _tnl_MultiTexCoord3f
;
1085 vfmt
->MultiTexCoord3fvARB
= _tnl_MultiTexCoord3fv
;
1086 vfmt
->MultiTexCoord4fARB
= _tnl_MultiTexCoord4f
;
1087 vfmt
->MultiTexCoord4fvARB
= _tnl_MultiTexCoord4fv
;
1088 vfmt
->Normal3f
= _tnl_Normal3f
;
1089 vfmt
->Normal3fv
= _tnl_Normal3fv
;
1090 vfmt
->SecondaryColor3fEXT
= _tnl_SecondaryColor3fEXT
;
1091 vfmt
->SecondaryColor3fvEXT
= _tnl_SecondaryColor3fvEXT
;
1092 vfmt
->TexCoord1f
= _tnl_TexCoord1f
;
1093 vfmt
->TexCoord1fv
= _tnl_TexCoord1fv
;
1094 vfmt
->TexCoord2f
= _tnl_TexCoord2f
;
1095 vfmt
->TexCoord2fv
= _tnl_TexCoord2fv
;
1096 vfmt
->TexCoord3f
= _tnl_TexCoord3f
;
1097 vfmt
->TexCoord3fv
= _tnl_TexCoord3fv
;
1098 vfmt
->TexCoord4f
= _tnl_TexCoord4f
;
1099 vfmt
->TexCoord4fv
= _tnl_TexCoord4fv
;
1100 vfmt
->Vertex2f
= _tnl_Vertex2f
;
1101 vfmt
->Vertex2fv
= _tnl_Vertex2fv
;
1102 vfmt
->Vertex3f
= _tnl_Vertex3f
;
1103 vfmt
->Vertex3fv
= _tnl_Vertex3fv
;
1104 vfmt
->Vertex4f
= _tnl_Vertex4f
;
1105 vfmt
->Vertex4fv
= _tnl_Vertex4fv
;
1106 vfmt
->VertexAttrib1fNV
= _tnl_VertexAttrib1fNV
;
1107 vfmt
->VertexAttrib1fvNV
= _tnl_VertexAttrib1fvNV
;
1108 vfmt
->VertexAttrib2fNV
= _tnl_VertexAttrib2fNV
;
1109 vfmt
->VertexAttrib2fvNV
= _tnl_VertexAttrib2fvNV
;
1110 vfmt
->VertexAttrib3fNV
= _tnl_VertexAttrib3fNV
;
1111 vfmt
->VertexAttrib3fvNV
= _tnl_VertexAttrib3fvNV
;
1112 vfmt
->VertexAttrib4fNV
= _tnl_VertexAttrib4fNV
;
1113 vfmt
->VertexAttrib4fvNV
= _tnl_VertexAttrib4fvNV
;
1115 vfmt
->Rectf
= _mesa_noop_Rectf
;
1116 vfmt
->EvalMesh1
= _mesa_noop_EvalMesh1
;
1117 vfmt
->EvalMesh2
= _mesa_noop_EvalMesh2
;
1122 void _tnl_FlushVertices( GLcontext
*ctx
, GLuint flags
)
1124 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
1126 if (ctx
->Driver
.CurrentExecPrimitive
!= PRIM_OUTSIDE_BEGIN_END
)
1129 if (tnl
->vtx
.counter
!= tnl
->vtx
.initial_counter
) {
1130 _tnl_flush_vtx( ctx
);
1134 _tnl_copy_to_current( ctx
);
1136 /* reset attrfv table
1139 flags
|= FLUSH_UPDATE_CURRENT
;
1142 ctx
->Driver
.NeedFlush
= 0;
1146 static void _tnl_current_init( GLcontext
*ctx
)
1148 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
1151 /* setup the pointers for the typical 16 vertex attributes */
1152 for (i
= 0; i
< VERT_ATTRIB_MAX
; i
++)
1153 tnl
->vtx
.current
[i
] = ctx
->Current
.Attrib
[i
];
1155 /* setup pointers for the 12 material attributes */
1156 for (i
= 0; i
< MAT_ATTRIB_MAX
; i
++)
1157 tnl
->vtx
.current
[_TNL_ATTRIB_MAT_FRONT_AMBIENT
+ i
] =
1158 ctx
->Light
.Material
.Attrib
[i
];
1160 tnl
->vtx
.current
[_TNL_ATTRIB_INDEX
] = &ctx
->Current
.Index
;
1164 void _tnl_vtx_init( GLcontext
*ctx
)
1166 TNLcontext
*tnl
= TNL_CONTEXT(ctx
);
1167 struct tnl_vertex_arrays
*tmp
= &tnl
->vtx_inputs
;
1170 for (i
= 0; i
< _TNL_ATTRIB_INDEX
; i
++)
1171 _mesa_vector4f_init( &tmp
->Attribs
[i
], 0, 0);
1173 _tnl_current_init( ctx
);
1174 _tnl_exec_vtxfmt_init( ctx
);
1176 _mesa_install_exec_vtxfmt( ctx
, &tnl
->exec_vtxfmt
);
1177 tnl
->vtx
.vertex_size
= 1; init_attrfv( tnl
);
1182 void _tnl_vtx_destroy( GLcontext
*ctx
)