1 /* -*- mode: c; c-basic-offset: 3 -*- */
3 * Mesa 3-D graphics library
6 * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
8 * Permission is hereby granted, free of charge, to any person obtaining a
9 * copy of this software and associated documentation files (the "Software"),
10 * to deal in the Software without restriction, including without limitation
11 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
12 * and/or sell copies of the Software, and to permit persons to whom the
13 * Software is furnished to do so, subject to the following conditions:
15 * The above copyright notice and this permission notice shall be included
16 * in all copies or substantial portions of the Software.
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
21 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
22 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
23 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 * Keith Whitwell <keithw@valinux.com>
28 * Modified for mach64 by:
29 * Leif Delgass <ldelgass@retinalburn.net>
30 * José Fonseca <j_r_fonseca@yahoo.co.uk>
34 /* Unlike the other templates here, this assumes quite a bit about the
35 * underlying hardware. Specifically it assumes a d3d-like vertex
36 * format, with a layout more or less constrained to look like the
42 * struct { char r, g, b, a; } color;
43 * struct { char r, g, b, fog; } spec;
51 * struct { char r, g, b, a; } color;
52 * struct { char r, g, b, fog; } spec;
60 * struct { char r, g, b, a; } color;
63 * unsigned int ui[16];
64 * unsigned char ub4[4][16];
68 * DO_XYZW: Emit xyz and maybe w coordinates.
69 * DO_RGBA: Emit color.
70 * DO_SPEC: Emit specular color.
71 * DO_FOG: Emit fog coordinate in specular alpha.
72 * DO_TEX0: Emit tex0 u,v coordinates.
73 * DO_TEX1: Emit tex1 u,v coordinates.
74 * DO_TEX2: Emit tex2 u,v coordinates.
75 * DO_TEX3: Emit tex3 u,v coordinates.
76 * DO_PTEX: Emit tex0,1,2,3 q coordinates where possible.
78 * HAVE_RGBA_COLOR: Hardware takes color in rgba order (else bgra).
80 * HAVE_HW_VIEWPORT: Hardware performs viewport transform.
81 * HAVE_HW_DIVIDE: Hardware performs perspective divide.
83 * HAVE_TINY_VERTICES: Hardware understands v.tv format.
84 * HAVE_PTEX_VERTICES: Hardware understands v.pv format.
85 * HAVE_NOTEX_VERTICES: Hardware understands v.v format with texcount 0.
87 * Additionally, this template assumes it is emitting *transformed*
88 * vertices; the modifications to emit untransformed vertices (ie. to
89 * t&l hardware) are probably too great to cooexist with the code
90 * already in this file.
92 * NOTE: The PTEX vertex format always includes TEX0 and TEX1, even if
93 * only TEX0 is enabled, in order to maintain a vertex size which is
94 * an exact number of quadwords.
97 #if (HAVE_HW_VIEWPORT)
98 #define VIEWPORT_X(dst,x) dst = x
99 #define VIEWPORT_Y(dst,y) dst = y
100 #define VIEWPORT_Z(dst,z) dst = z
102 #define VIEWPORT_X(dst,x) dst = s[0] * x + s[12]
103 #define VIEWPORT_Y(dst,y) dst = s[5] * y + s[13]
104 #define VIEWPORT_Z(dst,z) dst = s[10] * z + s[14]
107 #if (HAVE_HW_DIVIDE && !HAVE_PTEX_VERTICES)
108 #error "can't cope with this combination"
115 #ifndef CHECK_HW_DIVIDE
116 #define CHECK_HW_DIVIDE 1
119 #if (HAVE_HW_DIVIDE || DO_SPEC || DO_TEX0 || DO_FOG || !HAVE_TINY_VERTICES)
121 static void TAG(emit
)( GLcontext
*ctx
,
122 GLuint start
, GLuint end
,
127 struct vertex_buffer
*VB
= &TNL_CONTEXT(ctx
)->vb
;
128 GLfloat (*tc0
)[4], (*tc1
)[4], (*fog
)[4];
129 GLfloat (*tc2
)[4], (*tc3
)[4];
133 GLuint tc0_stride
, tc1_stride
, spec_stride
, fog_stride
;
134 GLuint tc2_stride
, tc3_stride
;
135 GLuint tc0_size
, tc1_size
;
136 GLuint tc2_size
, tc3_size
;
139 VERTEX
*v
= (VERTEX
*)dest
;
140 const GLfloat
*s
= GET_VIEWPORT_MAT();
141 const GLubyte
*mask
= VB
->ClipMask
;
144 /* fprintf(stderr, "%s(big) importable %d %d..%d\n", */
145 /* __FUNCTION__, VB->importable_data, start, end); */
147 if (HAVE_HW_VIEWPORT
&& HAVE_HW_DIVIDE
&& CHECK_HW_DIVIDE
) {
149 coord
= VB
->ClipPtr
->data
;
150 coord_stride
= VB
->ClipPtr
->stride
;
153 coord
= VB
->NdcPtr
->data
;
154 coord_stride
= VB
->NdcPtr
->stride
;
158 const GLuint t3
= GET_TEXSOURCE(3);
159 tc3
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t3
]->data
;
160 tc3_stride
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t3
]->stride
;
162 tc3_size
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t3
]->size
;
166 const GLuint t2
= GET_TEXSOURCE(2);
167 tc2
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t2
]->data
;
168 tc2_stride
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t2
]->stride
;
170 tc2_size
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t2
]->size
;
174 const GLuint t1
= GET_TEXSOURCE(1);
175 tc1
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t1
]->data
;
176 tc1_stride
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t1
]->stride
;
178 tc1_size
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t1
]->size
;
182 const GLuint t0
= GET_TEXSOURCE(0);
183 tc0_stride
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t0
]->stride
;
184 tc0
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t0
]->data
;
186 tc0_size
= VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ t0
]->size
;
190 col
= VB
->AttribPtr
[_TNL_ATTRIB_COLOR0
]->data
;
191 col_stride
= VB
->AttribPtr
[_TNL_ATTRIB_COLOR0
]->stride
;
195 spec
= VB
->AttribPtr
[_TNL_ATTRIB_COLOR1
]->data
;
196 spec_stride
= VB
->AttribPtr
[_TNL_ATTRIB_COLOR1
]->stride
;
198 spec
= (GLfloat (*)[4])ctx
->Current
.Attrib
[VERT_ATTRIB_COLOR1
];
203 if (VB
->AttribPtr
[_TNL_ATTRIB_FOG
]) {
204 fog
= VB
->AttribPtr
[_TNL_ATTRIB_FOG
]->data
;
205 fog_stride
= VB
->AttribPtr
[_TNL_ATTRIB_FOG
]->stride
;
207 static GLfloat tmp
[4] = {0, 0, 0, 0};
213 /* May have nonstandard strides:
216 coord
= (GLfloat (*)[4])((GLubyte
*)coord
+ start
* coord_stride
);
218 tc0
= (GLfloat (*)[4])((GLubyte
*)tc0
+ start
* tc0_stride
);
220 tc1
= (GLfloat (*)[4])((GLubyte
*)tc1
+ start
* tc1_stride
);
222 tc2
= (GLfloat (*)[4])((GLubyte
*)tc2
+ start
* tc2_stride
);
224 tc3
= (GLfloat (*)[4])((GLubyte
*)tc3
+ start
* tc3_stride
);
226 STRIDE_4F(col
, start
* col_stride
);
228 STRIDE_4F(spec
, start
* spec_stride
);
230 STRIDE_4F(fog
, start
* fog_stride
);
231 // fog = (GLfloat (*)[4])((GLubyte *)fog + start * fog_stride);
232 /* STRIDE_F(fog, start * fog_stride); */
235 for (i
=start
; i
< end
; i
++, v
= (VERTEX
*)((GLubyte
*)v
+ stride
)) {
237 if (HAVE_HW_VIEWPORT
|| mask
[i
] == 0) {
239 VIEWPORT_X(v
->v
.x
, coord
[0][0]);
240 VIEWPORT_Y(v
->v
.y
, coord
[0][1]);
241 VIEWPORT_Z(v
->v
.z
, coord
[0][2]);
242 v
->v
.w
= coord
[0][3];
247 if (MACH64_DEBUG
& DEBUG_VERBOSE_PRIMS
) {
248 fprintf(stderr
, "%s: vert (importable) %d: %.2f %.2f %.2f %f\n",
249 __FUNCTION__
, i
, v
->v
.x
, v
->v
.y
, v
->v
.z
, v
->v
.w
);
251 coord
= (GLfloat (*)[4])((GLubyte
*)coord
+ coord_stride
);
254 if (HAVE_RGBA_COLOR
) {
255 *(GLuint
*)&v
->v
.color
= *(GLuint
*)&col
[0];
256 STRIDE_4F(col
, col_stride
);
258 v
->v
.color
.blue
= col
[0][2];
259 v
->v
.color
.green
= col
[0][1];
260 v
->v
.color
.red
= col
[0][0];
261 v
->v
.color
.alpha
= col
[0][3];
262 STRIDE_4F(col
, col_stride
);
266 v
->v
.specular
.red
= spec
[0][0];
267 v
->v
.specular
.green
= spec
[0][1];
268 v
->v
.specular
.blue
= spec
[0][2];
269 STRIDE_4F(spec
, spec_stride
);
272 v
->v
.specular
.alpha
= fog
[0][0] * 255.0;
273 /* STRIDE_F(fog, fog_stride); */
274 fog
= (GLfloat (*)[4])((GLubyte
*)fog
+ fog_stride
);
279 if (MACH64_DEBUG
& DEBUG_VERBOSE_PRIMS
) {
280 fprintf(stderr
, "%s: vert (importable) %d: u0: %.2f, v0: %.2f, w: %f\n",
281 __FUNCTION__
, i
, v
->v
.u0
, v
->v
.v0
, v
->v
.w
);
283 #ifdef MACH64_PREMULT_TEXCOORDS
288 if (HAVE_PTEX_VERTICES
) {
290 v
->pv
.q0
= tc0
[0][3];
294 else if (tc0_size
== 4) {
295 #ifdef MACH64_PREMULT_TEXCOORDS
298 float rhw
= 1.0 / tc0
[0][3];
305 tc0
= (GLfloat (*)[4])((GLubyte
*)tc0
+ tc0_stride
);
309 v
->pv
.u1
= tc1
[0][0];
310 v
->pv
.v1
= tc1
[0][1];
312 v
->pv
.q1
= tc1
[0][3];
320 #ifdef MACH64_PREMULT_TEXCOORDS
324 tc1
= (GLfloat (*)[4])((GLubyte
*)tc1
+ tc1_stride
);
327 *(GLuint
*)&v
->pv
.q1
= 0; /* avoid culling on radeon */
331 v
->pv
.u2
= tc2
[0][0];
332 v
->pv
.v2
= tc2
[0][1];
334 v
->pv
.q2
= tc2
[0][3];
342 tc2
= (GLfloat (*)[4])((GLubyte
*)tc2
+ tc2_stride
);
346 v
->pv
.u3
= tc3
[0][0];
347 v
->pv
.v3
= tc3
[0][1];
349 v
->pv
.q3
= tc3
[0][3];
357 tc3
= (GLfloat (*)[4])((GLubyte
*)tc3
+ tc3_stride
);
366 #error "cannot use tiny vertices with hw perspective divide"
369 static void TAG(emit
)( GLcontext
*ctx
, GLuint start
, GLuint end
,
370 void *dest
, GLuint stride
)
373 struct vertex_buffer
*VB
= &TNL_CONTEXT(ctx
)->vb
;
376 GLfloat (*coord
)[4] = VB
->NdcPtr
->data
;
377 GLuint coord_stride
= VB
->NdcPtr
->stride
;
378 GLfloat
*v
= (GLfloat
*)dest
;
379 const GLubyte
*mask
= VB
->ClipMask
;
380 const GLfloat
*s
= GET_VIEWPORT_MAT();
387 col
= VB
->AttribPtr
[_TNL_ATTRIB_COLOR0
]->data
;
388 col_stride
= VB
->AttribPtr
[_TNL_ATTRIB_COLOR0
]->stride
;
390 /* Pack what's left into a 4-dword vertex. Color is in a different
391 * place, and there is no 'w' coordinate.
394 coord
= (GLfloat (*)[4])((GLubyte
*)coord
+ start
* coord_stride
);
395 STRIDE_4F(col
, start
* col_stride
);
398 for (i
=start
; i
< end
; i
++, v
+=4) {
399 if (HAVE_HW_VIEWPORT
|| mask
[i
] == 0) {
400 VIEWPORT_X(v
[0], coord
[0][0]);
401 VIEWPORT_Y(v
[1], coord
[0][1]);
402 VIEWPORT_Z(v
[2], coord
[0][2]);
404 coord
= (GLfloat (*)[4])((GLubyte
*)coord
+ coord_stride
);
406 if (HAVE_RGBA_COLOR
) {
407 *(GLuint
*)&v
[3] = *(GLuint
*)col
;
410 GLubyte
*b
= (GLubyte
*)&v
[3];
411 UNCLAMPED_FLOAT_TO_UBYTE(b
[0], col
[0][2]);
412 UNCLAMPED_FLOAT_TO_UBYTE(b
[1], col
[0][1]);
413 UNCLAMPED_FLOAT_TO_UBYTE(b
[2], col
[0][0]);
414 UNCLAMPED_FLOAT_TO_UBYTE(b
[3], col
[0][3]);
416 STRIDE_4F( col
, col_stride
);
418 if (MACH64_DEBUG
& DEBUG_VERBOSE_PRIMS
) {
419 fprintf(stderr
, "vert (importable) %d: %.2f %.2f %.2f %x\n",
420 i
, v
[0], v
[1], v
[2], *(int *)&v
[3]);
425 static void TAG(emit
)( GLcontext
*ctx
, GLuint start
, GLuint end
,
426 void *dest
, GLuint stride
)
429 struct vertex_buffer
*VB
= &TNL_CONTEXT(ctx
)->vb
;
432 GLfloat
*v
= (GLfloat
*)dest
;
435 col
= VB
->AttribPtr
[_TNL_ATTRIB_COLOR0
]->data
;
436 col_stride
= VB
->AttribPtr
[_TNL_ATTRIB_COLOR0
]->stride
;
439 STRIDE_4F(col
, col_stride
* start
);
441 /* Need to figure out where color is:
443 if (GET_VERTEX_FORMAT() == TINY_VERTEX_FORMAT
)
448 for (i
=start
; i
< end
; i
++, STRIDE_F(v
, stride
)) {
449 if (HAVE_RGBA_COLOR
) {
450 *(GLuint
*)v
= *(GLuint
*)col
[0];
453 GLubyte
*b
= (GLubyte
*)v
;
454 UNCLAMPED_FLOAT_TO_UBYTE(b
[0], col
[0][2]);
455 UNCLAMPED_FLOAT_TO_UBYTE(b
[1], col
[0][1]);
456 UNCLAMPED_FLOAT_TO_UBYTE(b
[2], col
[0][0]);
457 UNCLAMPED_FLOAT_TO_UBYTE(b
[3], col
[0][3]);
459 STRIDE_4F( col
, col_stride
);
465 #if (DO_XYZW) && (DO_RGBA)
468 #if (HAVE_PTEX_VERTICES)
469 static GLboolean
TAG(check_tex_sizes
)( GLcontext
*ctx
)
472 struct vertex_buffer
*VB
= &TNL_CONTEXT(ctx
)->vb
;
474 /* Force 'missing' texcoords to something valid.
476 if (DO_TEX3
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX2
] == 0)
477 VB
->AttribPtr
[_TNL_ATTRIB_TEX2
] = VB
->AttribPtr
[_TNL_ATTRIB_TEX3
];
479 if (DO_TEX2
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX1
] == 0)
480 VB
->AttribPtr
[_TNL_ATTRIB_TEX1
] = VB
->AttribPtr
[_TNL_ATTRIB_TEX2
];
482 if (DO_TEX1
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX0
] == 0)
483 VB
->AttribPtr
[_TNL_ATTRIB_TEX0
] = VB
->AttribPtr
[_TNL_ATTRIB_TEX1
];
488 if ((DO_TEX3
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ GET_TEXSOURCE(3)]->size
== 4) ||
489 (DO_TEX2
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ GET_TEXSOURCE(2)]->size
== 4) ||
490 (DO_TEX1
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ GET_TEXSOURCE(1)]->size
== 4) ||
491 (DO_TEX0
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ GET_TEXSOURCE(0)]->size
== 4))
497 static GLboolean
TAG(check_tex_sizes
)( GLcontext
*ctx
)
500 struct vertex_buffer
*VB
= &TNL_CONTEXT(ctx
)->vb
;
502 /* Force 'missing' texcoords to something valid.
504 if (DO_TEX3
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX2
] == 0)
505 VB
->AttribPtr
[_TNL_ATTRIB_TEX2
] = VB
->AttribPtr
[_TNL_ATTRIB_TEX3
];
507 if (DO_TEX2
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX1
] == 0)
508 VB
->AttribPtr
[_TNL_ATTRIB_TEX1
] = VB
->AttribPtr
[_TNL_ATTRIB_TEX2
];
510 if (DO_TEX1
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX0
] == 0)
511 VB
->AttribPtr
[_TNL_ATTRIB_TEX0
] = VB
->AttribPtr
[_TNL_ATTRIB_TEX1
];
516 /* No hardware support for projective texture. Can fake it for
519 if ((DO_TEX3
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ GET_TEXSOURCE(3)]->size
== 4) ||
520 (DO_TEX2
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ GET_TEXSOURCE(2)]->size
== 4) ||
521 (DO_TEX1
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ GET_TEXSOURCE(1)]->size
== 4)) {
526 if (DO_TEX0
&& VB
->AttribPtr
[_TNL_ATTRIB_TEX0
+ GET_TEXSOURCE(0)]->size
== 4) {
527 if (DO_TEX1
|| DO_TEX2
|| DO_TEX3
) {
538 static void TAG(interp
)( GLcontext
*ctx
,
540 GLuint edst
, GLuint eout
, GLuint ein
,
541 GLboolean force_boundary
)
544 struct vertex_buffer
*VB
= &TNL_CONTEXT(ctx
)->vb
;
545 GLubyte
*ddverts
= GET_VERTEX_STORE();
546 GLuint size
= GET_VERTEX_SIZE();
547 const GLfloat
*dstclip
= VB
->ClipPtr
->data
[edst
];
549 const GLfloat
*s
= GET_VIEWPORT_MAT();
551 VERTEX
*dst
= (VERTEX
*)(ddverts
+ (edst
* size
));
552 VERTEX
*in
= (VERTEX
*)(ddverts
+ (ein
* size
));
553 VERTEX
*out
= (VERTEX
*)(ddverts
+ (eout
* size
));
557 if (HAVE_HW_DIVIDE
&& CHECK_HW_DIVIDE
) {
558 VIEWPORT_X( dst
->v
.x
, dstclip
[0] );
559 VIEWPORT_Y( dst
->v
.y
, dstclip
[1] );
560 VIEWPORT_Z( dst
->v
.z
, dstclip
[2] );
564 w
= (dstclip
[3] == 0.0F
) ? 1.0 : (1.0 / dstclip
[3]);
565 VIEWPORT_X( dst
->v
.x
, dstclip
[0] * w
);
566 VIEWPORT_Y( dst
->v
.y
, dstclip
[1] * w
);
567 VIEWPORT_Z( dst
->v
.z
, dstclip
[2] * w
);
570 if (MACH64_DEBUG
& DEBUG_VERBOSE_PRIMS
) {
571 fprintf( stderr
, "%s: dst vert: %.2f %.2f %.2f %f\n",
579 if ((HAVE_HW_DIVIDE
&& CHECK_HW_DIVIDE
) ||
580 DO_FOG
|| DO_SPEC
|| DO_TEX0
|| DO_TEX1
||
581 DO_TEX2
|| DO_TEX3
|| !HAVE_TINY_VERTICES
) {
585 INTERP_UB( t
, dst
->ub4
[4][0], out
->ub4
[4][0], in
->ub4
[4][0] );
586 INTERP_UB( t
, dst
->ub4
[4][1], out
->ub4
[4][1], in
->ub4
[4][1] );
587 INTERP_UB( t
, dst
->ub4
[4][2], out
->ub4
[4][2], in
->ub4
[4][2] );
588 INTERP_UB( t
, dst
->ub4
[4][3], out
->ub4
[4][3], in
->ub4
[4][3] );
591 INTERP_UB( t
, dst
->ub4
[5][0], out
->ub4
[5][0], in
->ub4
[5][0] );
592 INTERP_UB( t
, dst
->ub4
[5][1], out
->ub4
[5][1], in
->ub4
[5][1] );
593 INTERP_UB( t
, dst
->ub4
[5][2], out
->ub4
[5][2], in
->ub4
[5][2] );
596 INTERP_UB( t
, dst
->ub4
[5][3], out
->ub4
[5][3], in
->ub4
[5][3] );
600 if (HAVE_PTEX_VERTICES
) {
601 INTERP_F( t
, dst
->pv
.u0
, out
->pv
.u0
, in
->pv
.u0
);
602 INTERP_F( t
, dst
->pv
.v0
, out
->pv
.v0
, in
->pv
.v0
);
603 INTERP_F( t
, dst
->pv
.q0
, out
->pv
.q0
, in
->pv
.q0
);
605 GLfloat wout
= VB
->NdcPtr
->data
[eout
][3];
606 GLfloat win
= VB
->NdcPtr
->data
[ein
][3];
607 GLfloat qout
= out
->pv
.w
/ wout
;
608 GLfloat qin
= in
->pv
.w
/ win
;
611 ASSERT( !HAVE_HW_DIVIDE
);
613 INTERP_F( t
, dst
->v
.u0
, out
->v
.u0
* qout
, in
->v
.u0
* qin
);
614 INTERP_F( t
, dst
->v
.v0
, out
->v
.v0
* qout
, in
->v
.v0
* qin
);
615 INTERP_F( t
, qdst
, qout
, qin
);
624 #ifdef MACH64_PREMULT_TEXCOORDS
625 GLfloat qout
= 1 / out
->v
.w
;
626 GLfloat qin
= 1 / in
->v
.w
;
628 INTERP_F( t
, dst
->v
.u0
, out
->v
.u0
* qout
, in
->v
.u0
* qin
);
629 INTERP_F( t
, dst
->v
.v0
, out
->v
.v0
* qout
, in
->v
.v0
* qin
);
634 INTERP_F( t
, dst
->v
.u0
, out
->v
.u0
, in
->v
.u0
);
635 INTERP_F( t
, dst
->v
.v0
, out
->v
.v0
, in
->v
.v0
);
641 INTERP_F( t
, dst
->pv
.u1
, out
->pv
.u1
, in
->pv
.u1
);
642 INTERP_F( t
, dst
->pv
.v1
, out
->pv
.v1
, in
->pv
.v1
);
643 INTERP_F( t
, dst
->pv
.q1
, out
->pv
.q1
, in
->pv
.q1
);
645 #ifdef MACH64_PREMULT_TEXCOORDS
646 GLfloat qout
= 1 / out
->v
.w
;
647 GLfloat qin
= 1 / in
->v
.w
;
649 INTERP_F( t
, dst
->v
.u1
, out
->v
.u1
* qout
, in
->v
.u1
* qin
);
650 INTERP_F( t
, dst
->v
.v1
, out
->v
.v1
* qout
, in
->v
.v1
* qin
);
655 INTERP_F( t
, dst
->v
.u1
, out
->v
.u1
, in
->v
.u1
);
656 INTERP_F( t
, dst
->v
.v1
, out
->v
.v1
, in
->v
.v1
);
661 dst
->pv
.q0
= 0.0; /* must be a valid float on radeon */
665 INTERP_F( t
, dst
->pv
.u2
, out
->pv
.u2
, in
->pv
.u2
);
666 INTERP_F( t
, dst
->pv
.v2
, out
->pv
.v2
, in
->pv
.v2
);
667 INTERP_F( t
, dst
->pv
.q2
, out
->pv
.q2
, in
->pv
.q2
);
669 INTERP_F( t
, dst
->v
.u2
, out
->v
.u2
, in
->v
.u2
);
670 INTERP_F( t
, dst
->v
.v2
, out
->v
.v2
, in
->v
.v2
);
675 INTERP_F( t
, dst
->pv
.u3
, out
->pv
.u3
, in
->pv
.u3
);
676 INTERP_F( t
, dst
->pv
.v3
, out
->pv
.v3
, in
->pv
.v3
);
677 INTERP_F( t
, dst
->pv
.q3
, out
->pv
.q3
, in
->pv
.q3
);
679 INTERP_F( t
, dst
->v
.u3
, out
->v
.u3
, in
->v
.u3
);
680 INTERP_F( t
, dst
->v
.v3
, out
->v
.v3
, in
->v
.v3
);
684 /* 4-dword vertex. Color is in v[3] and there is no oow coordinate.
686 INTERP_UB( t
, dst
->ub4
[3][0], out
->ub4
[3][0], in
->ub4
[3][0] );
687 INTERP_UB( t
, dst
->ub4
[3][1], out
->ub4
[3][1], in
->ub4
[3][1] );
688 INTERP_UB( t
, dst
->ub4
[3][2], out
->ub4
[3][2], in
->ub4
[3][2] );
689 INTERP_UB( t
, dst
->ub4
[3][3], out
->ub4
[3][3], in
->ub4
[3][3] );
693 #endif /* rgba && xyzw */
696 static void TAG(init
)( void )
698 setup_tab
[IND
].emit
= TAG(emit
);
700 #if (DO_XYZW && DO_RGBA)
701 setup_tab
[IND
].check_tex_sizes
= TAG(check_tex_sizes
);
702 setup_tab
[IND
].interp
= TAG(interp
);
706 setup_tab
[IND
].copy_pv
= copy_pv_rgba4_spec5
;
707 else if (HAVE_HW_DIVIDE
|| DO_SPEC
|| DO_FOG
|| DO_TEX0
|| DO_TEX1
||
708 DO_TEX2
|| DO_TEX3
|| !HAVE_TINY_VERTICES
)
709 setup_tab
[IND
].copy_pv
= copy_pv_rgba4
;
711 setup_tab
[IND
].copy_pv
= copy_pv_rgba3
;
715 ASSERT(HAVE_PTEX_VERTICES
);
716 setup_tab
[IND
].vertex_format
= PROJ_TEX3_VERTEX_FORMAT
;
717 setup_tab
[IND
].vertex_size
= 18;
720 setup_tab
[IND
].vertex_format
= TEX3_VERTEX_FORMAT
;
721 setup_tab
[IND
].vertex_size
= 14;
726 ASSERT(HAVE_PTEX_VERTICES
);
727 setup_tab
[IND
].vertex_format
= PROJ_TEX3_VERTEX_FORMAT
;
728 setup_tab
[IND
].vertex_size
= 18;
731 setup_tab
[IND
].vertex_format
= TEX2_VERTEX_FORMAT
;
732 setup_tab
[IND
].vertex_size
= 12;
737 ASSERT(HAVE_PTEX_VERTICES
);
738 setup_tab
[IND
].vertex_format
= PROJ_TEX1_VERTEX_FORMAT
;
739 setup_tab
[IND
].vertex_size
= 12;
742 setup_tab
[IND
].vertex_format
= TEX1_VERTEX_FORMAT
;
743 setup_tab
[IND
].vertex_size
= 10;
747 if (DO_PTEX
&& HAVE_PTEX_VERTICES
) {
748 setup_tab
[IND
].vertex_format
= PROJ_TEX1_VERTEX_FORMAT
;
749 setup_tab
[IND
].vertex_size
= 12;
751 setup_tab
[IND
].vertex_format
= TEX0_VERTEX_FORMAT
;
752 setup_tab
[IND
].vertex_size
= 8;
755 else if (!HAVE_HW_DIVIDE
&& !DO_SPEC
&& !DO_FOG
&& HAVE_TINY_VERTICES
) {
756 setup_tab
[IND
].vertex_format
= TINY_VERTEX_FORMAT
;
757 setup_tab
[IND
].vertex_size
= 4;
758 } else if (HAVE_NOTEX_VERTICES
) {
759 setup_tab
[IND
].vertex_format
= NOTEX_VERTEX_FORMAT
;
760 setup_tab
[IND
].vertex_size
= 6;
762 setup_tab
[IND
].vertex_format
= TEX0_VERTEX_FORMAT
;
763 setup_tab
[IND
].vertex_size
= 8;