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[mesa.git] / src / mesa / drivers / dri / r200 / r200_context.h
1 /* $XFree86: xc/lib/GL/mesa/src/drv/r200/r200_context.h,v 1.2 2002/12/16 16:18:54 dawes Exp $ */
2 /*
3 Copyright (C) The Weather Channel, Inc. 2002. All Rights Reserved.
4
5 The Weather Channel (TM) funded Tungsten Graphics to develop the
6 initial release of the Radeon 8500 driver under the XFree86 license.
7 This notice must be preserved.
8
9 Permission is hereby granted, free of charge, to any person obtaining
10 a copy of this software and associated documentation files (the
11 "Software"), to deal in the Software without restriction, including
12 without limitation the rights to use, copy, modify, merge, publish,
13 distribute, sublicense, and/or sell copies of the Software, and to
14 permit persons to whom the Software is furnished to do so, subject to
15 the following conditions:
16
17 The above copyright notice and this permission notice (including the
18 next paragraph) shall be included in all copies or substantial
19 portions of the Software.
20
21 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
22 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
23 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
24 IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
25 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
26 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
27 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28
29 **************************************************************************/
30
31 /*
32 * Authors:
33 * Keith Whitwell <keith@tungstengraphics.com>
34 */
35
36 #ifndef __R200_CONTEXT_H__
37 #define __R200_CONTEXT_H__
38
39 #ifdef GLX_DIRECT_RENDERING
40
41 #include <inttypes.h>
42 #include "dri_util.h"
43 #include "radeon_common.h"
44 #include "texmem.h"
45
46 #include "macros.h"
47 #include "mtypes.h"
48 #include "colormac.h"
49 #include "r200_reg.h"
50
51 #define ENABLE_HW_3D_TEXTURE 0 /* XXX this is temporary! */
52
53 struct r200_context;
54 typedef struct r200_context r200ContextRec;
55 typedef struct r200_context *r200ContextPtr;
56
57 #include "r200_lock.h"
58 #include "r200_screen.h"
59 #include "mm.h"
60
61 /* Flags for software fallback cases */
62 /* See correponding strings in r200_swtcl.c */
63 #define R200_FALLBACK_TEXTURE 0x1
64 #define R200_FALLBACK_DRAW_BUFFER 0x2
65 #define R200_FALLBACK_STENCIL 0x4
66 #define R200_FALLBACK_RENDER_MODE 0x8
67 #define R200_FALLBACK_BLEND_EQ 0x10
68 #define R200_FALLBACK_BLEND_FUNC 0x20
69 #define R200_FALLBACK_DISABLE 0x40
70 #define R200_FALLBACK_BORDER_MODE 0x80
71
72 /* The blit width for texture uploads
73 */
74 #define BLIT_WIDTH_BYTES 1024
75
76 /* Use the templated vertex format:
77 */
78 #define COLOR_IS_RGBA
79 #define TAG(x) r200##x
80 #include "tnl_dd/t_dd_vertex.h"
81 #undef TAG
82
83 typedef void (*r200_tri_func)( r200ContextPtr,
84 r200Vertex *,
85 r200Vertex *,
86 r200Vertex * );
87
88 typedef void (*r200_line_func)( r200ContextPtr,
89 r200Vertex *,
90 r200Vertex * );
91
92 typedef void (*r200_point_func)( r200ContextPtr,
93 r200Vertex * );
94
95
96 struct r200_colorbuffer_state {
97 GLuint clear;
98 GLint drawOffset, drawPitch;
99 };
100
101
102 struct r200_depthbuffer_state {
103 GLfloat scale;
104 };
105
106 struct r200_pixel_state {
107 GLint readOffset, readPitch;
108 };
109
110 struct r200_scissor_state {
111 XF86DRIClipRectRec rect;
112 GLboolean enabled;
113
114 GLuint numClipRects; /* Cliprects active */
115 GLuint numAllocedClipRects; /* Cliprects available */
116 XF86DRIClipRectPtr pClipRects;
117 };
118
119 struct r200_stencilbuffer_state {
120 GLboolean hwBuffer;
121 GLuint clear; /* rb3d_stencilrefmask value */
122 };
123
124 struct r200_stipple_state {
125 GLuint mask[32];
126 };
127
128
129
130 #define TEX_0 0x1
131 #define TEX_1 0x2
132 #define TEX_ALL 0x3
133
134 typedef struct r200_tex_obj r200TexObj, *r200TexObjPtr;
135
136 /* Texture object in locally shared texture space.
137 */
138 struct r200_tex_obj {
139 driTextureObject base;
140
141 GLuint bufAddr; /* Offset to start of locally
142 shared texture block */
143
144 GLuint dirty_state; /* Flags (1 per texunit) for
145 whether or not this texobj
146 has dirty hardware state
147 (pp_*) that needs to be
148 brought into the
149 texunit. */
150
151 drmRadeonTexImage image[6][RADEON_MAX_TEXTURE_LEVELS];
152 /* Six, for the cube faces */
153
154 GLuint pp_txfilter; /* hardware register values */
155 GLuint pp_txformat;
156 GLuint pp_txformat_x;
157 GLuint pp_txoffset; /* Image location in texmem.
158 All cube faces follow. */
159 GLuint pp_txsize; /* npot only */
160 GLuint pp_txpitch; /* npot only */
161 GLuint pp_border_color;
162 GLuint pp_cubic_faces; /* cube face 1,2,3,4 log2 sizes */
163
164 GLboolean border_fallback;
165 };
166
167
168 struct r200_texture_env_state {
169 r200TexObjPtr texobj;
170 GLenum format;
171 GLenum envMode;
172 };
173
174 #define R200_MAX_TEXTURE_UNITS 3
175
176 struct r200_texture_state {
177 struct r200_texture_env_state unit[R200_MAX_TEXTURE_UNITS];
178 };
179
180
181 struct r200_state_atom {
182 struct r200_state_atom *next, *prev;
183 const char *name; /* for debug */
184 int cmd_size; /* size in bytes */
185 GLuint idx;
186 int *cmd; /* one or more cmd's */
187 int *lastcmd; /* one or more cmd's */
188 GLboolean (*check)( GLcontext *, int ); /* is this state active? */
189 };
190
191
192
193 /* Trying to keep these relatively short as the variables are becoming
194 * extravagently long. Drop the driver name prefix off the front of
195 * everything - I think we know which driver we're in by now, and keep the
196 * prefix to 3 letters unless absolutely impossible.
197 */
198
199 #define CTX_CMD_0 0
200 #define CTX_PP_MISC 1
201 #define CTX_PP_FOG_COLOR 2
202 #define CTX_RE_SOLID_COLOR 3
203 #define CTX_RB3D_BLENDCNTL 4
204 #define CTX_RB3D_DEPTHOFFSET 5
205 #define CTX_RB3D_DEPTHPITCH 6
206 #define CTX_RB3D_ZSTENCILCNTL 7
207 #define CTX_CMD_1 8
208 #define CTX_PP_CNTL 9
209 #define CTX_RB3D_CNTL 10
210 #define CTX_RB3D_COLOROFFSET 11
211 #define CTX_CMD_2 12 /* why */
212 #define CTX_RB3D_COLORPITCH 13 /* why */
213 #define CTX_STATE_SIZE 14
214
215 #define SET_CMD_0 0
216 #define SET_SE_CNTL 1
217 #define SET_RE_CNTL 2 /* replace se_coord_fmt */
218 #define SET_STATE_SIZE 3
219
220 #define VTE_CMD_0 0
221 #define VTE_SE_VTE_CNTL 1
222 #define VTE_STATE_SIZE 2
223
224 #define LIN_CMD_0 0
225 #define LIN_RE_LINE_PATTERN 1
226 #define LIN_RE_LINE_STATE 2
227 #define LIN_CMD_1 3
228 #define LIN_SE_LINE_WIDTH 4
229 #define LIN_STATE_SIZE 5
230
231 #define MSK_CMD_0 0
232 #define MSK_RB3D_STENCILREFMASK 1
233 #define MSK_RB3D_ROPCNTL 2
234 #define MSK_RB3D_PLANEMASK 3
235 #define MSK_STATE_SIZE 4
236
237 #define VPT_CMD_0 0
238 #define VPT_SE_VPORT_XSCALE 1
239 #define VPT_SE_VPORT_XOFFSET 2
240 #define VPT_SE_VPORT_YSCALE 3
241 #define VPT_SE_VPORT_YOFFSET 4
242 #define VPT_SE_VPORT_ZSCALE 5
243 #define VPT_SE_VPORT_ZOFFSET 6
244 #define VPT_STATE_SIZE 7
245
246 #define ZBS_CMD_0 0
247 #define ZBS_SE_ZBIAS_FACTOR 1
248 #define ZBS_SE_ZBIAS_CONSTANT 2
249 #define ZBS_STATE_SIZE 3
250
251 #define MSC_CMD_0 0
252 #define MSC_RE_MISC 1
253 #define MSC_STATE_SIZE 2
254
255 #define TAM_CMD_0 0
256 #define TAM_DEBUG3 1
257 #define TAM_STATE_SIZE 2
258
259 #define TEX_CMD_0 0
260 #define TEX_PP_TXFILTER 1 /*2c00*/
261 #define TEX_PP_TXFORMAT 2 /*2c04*/
262 #define TEX_PP_TXFORMAT_X 3 /*2c08*/
263 #define TEX_PP_TXSIZE 4 /*2c0c*/
264 #define TEX_PP_TXPITCH 5 /*2c10*/
265 #define TEX_PP_BORDER_COLOR 6 /*2c14*/
266 #define TEX_CMD_1 7
267 #define TEX_PP_TXOFFSET 8 /*2d00 */
268 #define TEX_STATE_SIZE 9
269
270 #define CUBE_CMD_0 0 /* 1 register follows */
271 #define CUBE_PP_CUBIC_FACES 1 /* 0x2c18 */
272 #define CUBE_CMD_1 2 /* 5 registers follow */
273 #define CUBE_PP_CUBIC_OFFSET_F1 3 /* 0x2d04 */
274 #define CUBE_PP_CUBIC_OFFSET_F2 4 /* 0x2d08 */
275 #define CUBE_PP_CUBIC_OFFSET_F3 5 /* 0x2d0c */
276 #define CUBE_PP_CUBIC_OFFSET_F4 6 /* 0x2d10 */
277 #define CUBE_PP_CUBIC_OFFSET_F5 7 /* 0x2d14 */
278 #define CUBE_STATE_SIZE 8
279
280 #define PIX_CMD_0 0
281 #define PIX_PP_TXCBLEND 1
282 #define PIX_PP_TXCBLEND2 2
283 #define PIX_PP_TXABLEND 3
284 #define PIX_PP_TXABLEND2 4
285 #define PIX_STATE_SIZE 5
286
287 #define TF_CMD_0 0
288 #define TF_TFACTOR_0 1
289 #define TF_TFACTOR_1 2
290 #define TF_TFACTOR_2 3
291 #define TF_TFACTOR_3 4
292 #define TF_TFACTOR_4 5
293 #define TF_TFACTOR_5 6
294 #define TF_STATE_SIZE 7
295
296 #define TCL_CMD_0 0
297 #define TCL_LIGHT_MODEL_CTL_0 1
298 #define TCL_LIGHT_MODEL_CTL_1 2
299 #define TCL_PER_LIGHT_CTL_0 3
300 #define TCL_PER_LIGHT_CTL_1 4
301 #define TCL_PER_LIGHT_CTL_2 5
302 #define TCL_PER_LIGHT_CTL_3 6
303 #define TCL_CMD_1 7
304 #define TCL_UCP_VERT_BLEND_CTL 8
305 #define TCL_STATE_SIZE 9
306
307 #define MSL_CMD_0 0
308 #define MSL_MATRIX_SELECT_0 1
309 #define MSL_MATRIX_SELECT_1 2
310 #define MSL_MATRIX_SELECT_2 3
311 #define MSL_MATRIX_SELECT_3 4
312 #define MSL_MATRIX_SELECT_4 5
313 #define MSL_STATE_SIZE 6
314
315 #define TCG_CMD_0 0
316 #define TCG_TEX_PROC_CTL_2 1
317 #define TCG_TEX_PROC_CTL_3 2
318 #define TCG_TEX_PROC_CTL_0 3
319 #define TCG_TEX_PROC_CTL_1 4
320 #define TCG_TEX_CYL_WRAP_CTL 5
321 #define TCG_STATE_SIZE 6
322
323 #define MTL_CMD_0 0
324 #define MTL_EMMISSIVE_RED 1
325 #define MTL_EMMISSIVE_GREEN 2
326 #define MTL_EMMISSIVE_BLUE 3
327 #define MTL_EMMISSIVE_ALPHA 4
328 #define MTL_AMBIENT_RED 5
329 #define MTL_AMBIENT_GREEN 6
330 #define MTL_AMBIENT_BLUE 7
331 #define MTL_AMBIENT_ALPHA 8
332 #define MTL_DIFFUSE_RED 9
333 #define MTL_DIFFUSE_GREEN 10
334 #define MTL_DIFFUSE_BLUE 11
335 #define MTL_DIFFUSE_ALPHA 12
336 #define MTL_SPECULAR_RED 13
337 #define MTL_SPECULAR_GREEN 14
338 #define MTL_SPECULAR_BLUE 15
339 #define MTL_SPECULAR_ALPHA 16
340 #define MTL_CMD_1 17
341 #define MTL_SHININESS 18
342 #define MTL_STATE_SIZE 19
343
344 #define VAP_CMD_0 0
345 #define VAP_SE_VAP_CNTL 1
346 #define VAP_STATE_SIZE 2
347
348 /* Replaces a lot of packet info from radeon
349 */
350 #define VTX_CMD_0 0
351 #define VTX_VTXFMT_0 1
352 #define VTX_VTXFMT_1 2
353 #define VTX_TCL_OUTPUT_VTXFMT_0 3
354 #define VTX_TCL_OUTPUT_VTXFMT_1 4
355 #define VTX_CMD_1 5
356 #define VTX_TCL_OUTPUT_COMPSEL 6
357 #define VTX_CMD_2 7
358 #define VTX_STATE_CNTL 8
359 #define VTX_STATE_SIZE 9
360
361
362 #define VTX_COLOR(v,n) (((v)>>(R200_VTX_COLOR_0_SHIFT+(n)*2))&\
363 R200_VTX_COLOR_MASK)
364
365 #define MAT_CMD_0 0
366 #define MAT_ELT_0 1
367 #define MAT_STATE_SIZE 17
368
369 #define GRD_CMD_0 0
370 #define GRD_VERT_GUARD_CLIP_ADJ 1
371 #define GRD_VERT_GUARD_DISCARD_ADJ 2
372 #define GRD_HORZ_GUARD_CLIP_ADJ 3
373 #define GRD_HORZ_GUARD_DISCARD_ADJ 4
374 #define GRD_STATE_SIZE 5
375
376 /* position changes frequently when lighting in modelpos - separate
377 * out to new state item?
378 */
379 #define LIT_CMD_0 0
380 #define LIT_AMBIENT_RED 1
381 #define LIT_AMBIENT_GREEN 2
382 #define LIT_AMBIENT_BLUE 3
383 #define LIT_AMBIENT_ALPHA 4
384 #define LIT_DIFFUSE_RED 5
385 #define LIT_DIFFUSE_GREEN 6
386 #define LIT_DIFFUSE_BLUE 7
387 #define LIT_DIFFUSE_ALPHA 8
388 #define LIT_SPECULAR_RED 9
389 #define LIT_SPECULAR_GREEN 10
390 #define LIT_SPECULAR_BLUE 11
391 #define LIT_SPECULAR_ALPHA 12
392 #define LIT_POSITION_X 13
393 #define LIT_POSITION_Y 14
394 #define LIT_POSITION_Z 15
395 #define LIT_POSITION_W 16
396 #define LIT_DIRECTION_X 17
397 #define LIT_DIRECTION_Y 18
398 #define LIT_DIRECTION_Z 19
399 #define LIT_DIRECTION_W 20
400 #define LIT_ATTEN_CONST 21
401 #define LIT_ATTEN_LINEAR 22
402 #define LIT_ATTEN_QUADRATIC 23
403 #define LIT_ATTEN_XXX 24
404 #define LIT_CMD_1 25
405 #define LIT_SPOT_DCD 26
406 #define LIT_SPOT_DCM 27
407 #define LIT_SPOT_EXPONENT 28
408 #define LIT_SPOT_CUTOFF 29
409 #define LIT_SPECULAR_THRESH 30
410 #define LIT_RANGE_CUTOFF 31 /* ? */
411 #define LIT_RANGE_ATTEN 32 /* ? */
412 #define LIT_STATE_SIZE 33
413
414 /* Fog
415 */
416 #define FOG_CMD_0 0
417 #define FOG_R 1
418 #define FOG_C 2
419 #define FOG_D 3
420 #define FOG_PAD 4
421 #define FOG_STATE_SIZE 5
422
423 /* UCP
424 */
425 #define UCP_CMD_0 0
426 #define UCP_X 1
427 #define UCP_Y 2
428 #define UCP_Z 3
429 #define UCP_W 4
430 #define UCP_STATE_SIZE 5
431
432 /* GLT - Global ambient
433 */
434 #define GLT_CMD_0 0
435 #define GLT_RED 1
436 #define GLT_GREEN 2
437 #define GLT_BLUE 3
438 #define GLT_ALPHA 4
439 #define GLT_STATE_SIZE 5
440
441 /* EYE
442 */
443 #define EYE_CMD_0 0
444 #define EYE_X 1
445 #define EYE_Y 2
446 #define EYE_Z 3
447 #define EYE_RESCALE_FACTOR 4
448 #define EYE_STATE_SIZE 5
449
450 /* CST - constant state
451 */
452 #define CST_CMD_0 0
453 #define CST_PP_CNTL_X 1
454 #define CST_CMD_1 2
455 #define CST_RB3D_DEPTHXY_OFFSET 3
456 #define CST_CMD_2 4
457 #define CST_RE_AUX_SCISSOR_CNTL 5
458 #define CST_CMD_3 6
459 #define CST_RE_SCISSOR_TL_0 7
460 #define CST_RE_SCISSOR_BR_0 8
461 #define CST_CMD_4 9
462 #define CST_SE_VAP_CNTL_STATUS 10
463 #define CST_CMD_5 11
464 #define CST_RE_POINTSIZE 12
465 #define CST_CMD_6 13
466 #define CST_SE_TCL_INPUT_VTX_0 14
467 #define CST_SE_TCL_INPUT_VTX_1 15
468 #define CST_SE_TCL_INPUT_VTX_2 16
469 #define CST_SE_TCL_INPUT_VTX_3 17
470 #define CST_STATE_SIZE 18
471
472
473
474
475 struct r200_hw_state {
476 /* All state should be on one of these lists:
477 */
478 struct r200_state_atom dirty; /* dirty list head placeholder */
479 struct r200_state_atom clean; /* clean list head placeholder */
480
481 /* Hardware state, stored as cmdbuf commands:
482 * -- Need to doublebuffer for
483 * - reviving state after loss of context
484 * - eliding noop statechange loops? (except line stipple count)
485 */
486 struct r200_state_atom ctx;
487 struct r200_state_atom set;
488 struct r200_state_atom vte;
489 struct r200_state_atom lin;
490 struct r200_state_atom msk;
491 struct r200_state_atom vpt;
492 struct r200_state_atom vap;
493 struct r200_state_atom vtx;
494 struct r200_state_atom tcl;
495 struct r200_state_atom msl;
496 struct r200_state_atom tcg;
497 struct r200_state_atom msc;
498 struct r200_state_atom cst;
499 struct r200_state_atom tam;
500 struct r200_state_atom tf;
501 struct r200_state_atom tex[2];
502 struct r200_state_atom cube[2];
503 struct r200_state_atom zbs;
504 struct r200_state_atom mtl[2];
505 struct r200_state_atom mat[5];
506 struct r200_state_atom lit[8]; /* includes vec, scl commands */
507 struct r200_state_atom ucp[6];
508 struct r200_state_atom pix[6]; /* pixshader stages */
509 struct r200_state_atom eye; /* eye pos */
510 struct r200_state_atom grd; /* guard band clipping */
511 struct r200_state_atom fog;
512 struct r200_state_atom glt;
513 };
514
515 struct r200_state {
516 /* Derived state for internal purposes:
517 */
518 struct r200_colorbuffer_state color;
519 struct r200_depthbuffer_state depth;
520 struct r200_pixel_state pixel;
521 struct r200_scissor_state scissor;
522 struct r200_stencilbuffer_state stencil;
523 struct r200_stipple_state stipple;
524 struct r200_texture_state texture;
525 };
526
527 /* Need refcounting on dma buffers:
528 */
529 struct r200_dma_buffer {
530 int refcount; /* the number of retained regions in buf */
531 drmBufPtr buf;
532 };
533
534 #define GET_START(rvb) (rmesa->r200Screen->gart_buffer_offset + \
535 (rvb)->address - rmesa->dma.buf0_address + \
536 (rvb)->start)
537
538 /* A retained region, eg vertices for indexed vertices.
539 */
540 struct r200_dma_region {
541 struct r200_dma_buffer *buf;
542 char *address; /* == buf->address */
543 int start, end, ptr; /* offsets from start of buf */
544 int aos_start;
545 int aos_stride;
546 int aos_size;
547 };
548
549
550 struct r200_dma {
551 /* Active dma region. Allocations for vertices and retained
552 * regions come from here. Also used for emitting random vertices,
553 * these may be flushed by calling flush_current();
554 */
555 struct r200_dma_region current;
556
557 void (*flush)( r200ContextPtr );
558
559 char *buf0_address; /* start of buf[0], for index calcs */
560 GLuint nr_released_bufs; /* flush after so many buffers released */
561 };
562
563 struct r200_dri_mirror {
564 __DRIcontextPrivate *context; /* DRI context */
565 __DRIscreenPrivate *screen; /* DRI screen */
566 __DRIdrawablePrivate *drawable; /* DRI drawable bound to this ctx */
567
568 drmContext hwContext;
569 drmLock *hwLock;
570 int fd;
571 int drmMinor;
572 };
573
574
575 #define R200_CMD_BUF_SZ (8*1024)
576
577 struct r200_store {
578 GLuint statenr;
579 GLuint primnr;
580 char cmd_buf[R200_CMD_BUF_SZ];
581 int cmd_used;
582 int elts_start;
583 };
584
585
586 /* r200_tcl.c
587 */
588 struct r200_tcl_info {
589 GLuint vertex_format;
590 GLint last_offset;
591 GLuint hw_primitive;
592
593 struct r200_dma_region *aos_components[8];
594 GLuint nr_aos_components;
595
596 GLuint *Elts;
597
598 struct r200_dma_region indexed_verts;
599 struct r200_dma_region obj;
600 struct r200_dma_region rgba;
601 struct r200_dma_region spec;
602 struct r200_dma_region fog;
603 struct r200_dma_region tex[R200_MAX_TEXTURE_UNITS];
604 struct r200_dma_region norm;
605 };
606
607
608 /* r200_swtcl.c
609 */
610 struct r200_swtcl_info {
611 GLuint SetupIndex;
612 GLuint SetupNewInputs;
613 GLuint RenderIndex;
614 GLuint vertex_size;
615 GLuint vertex_stride_shift;
616 GLuint vertex_format;
617 GLubyte *verts;
618
619 /* Fallback rasterization functions
620 */
621 r200_point_func draw_point;
622 r200_line_func draw_line;
623 r200_tri_func draw_tri;
624
625 GLuint hw_primitive;
626 GLenum render_primitive;
627 GLuint numverts;
628
629 struct r200_dma_region indexed_verts;
630 };
631
632
633 struct r200_ioctl {
634 GLuint vertex_offset;
635 GLuint vertex_size;
636 };
637
638
639
640 #define R200_MAX_PRIMS 64
641
642
643 /* Want to keep a cache of these around. Each is parameterized by
644 * only a single value which has only a small range. Only expect a
645 * few, so just rescan the list each time?
646 */
647 struct dynfn {
648 struct dynfn *next, *prev;
649 int key[2];
650 char *code;
651 };
652
653 struct dfn_lists {
654 struct dynfn Vertex2f;
655 struct dynfn Vertex2fv;
656 struct dynfn Vertex3f;
657 struct dynfn Vertex3fv;
658 struct dynfn Color4ub;
659 struct dynfn Color4ubv;
660 struct dynfn Color3ub;
661 struct dynfn Color3ubv;
662 struct dynfn Color4f;
663 struct dynfn Color4fv;
664 struct dynfn Color3f;
665 struct dynfn Color3fv;
666 struct dynfn SecondaryColor3ubEXT;
667 struct dynfn SecondaryColor3ubvEXT;
668 struct dynfn SecondaryColor3fEXT;
669 struct dynfn SecondaryColor3fvEXT;
670 struct dynfn Normal3f;
671 struct dynfn Normal3fv;
672 struct dynfn TexCoord2f;
673 struct dynfn TexCoord2fv;
674 struct dynfn TexCoord1f;
675 struct dynfn TexCoord1fv;
676 struct dynfn MultiTexCoord2fARB;
677 struct dynfn MultiTexCoord2fvARB;
678 struct dynfn MultiTexCoord1fARB;
679 struct dynfn MultiTexCoord1fvARB;
680 };
681
682 struct dfn_generators {
683 struct dynfn *(*Vertex2f)( GLcontext *, const int * );
684 struct dynfn *(*Vertex2fv)( GLcontext *, const int * );
685 struct dynfn *(*Vertex3f)( GLcontext *, const int * );
686 struct dynfn *(*Vertex3fv)( GLcontext *, const int * );
687 struct dynfn *(*Color4ub)( GLcontext *, const int * );
688 struct dynfn *(*Color4ubv)( GLcontext *, const int * );
689 struct dynfn *(*Color3ub)( GLcontext *, const int * );
690 struct dynfn *(*Color3ubv)( GLcontext *, const int * );
691 struct dynfn *(*Color4f)( GLcontext *, const int * );
692 struct dynfn *(*Color4fv)( GLcontext *, const int * );
693 struct dynfn *(*Color3f)( GLcontext *, const int * );
694 struct dynfn *(*Color3fv)( GLcontext *, const int * );
695 struct dynfn *(*SecondaryColor3ubEXT)( GLcontext *, const int * );
696 struct dynfn *(*SecondaryColor3ubvEXT)( GLcontext *, const int * );
697 struct dynfn *(*SecondaryColor3fEXT)( GLcontext *, const int * );
698 struct dynfn *(*SecondaryColor3fvEXT)( GLcontext *, const int * );
699 struct dynfn *(*Normal3f)( GLcontext *, const int * );
700 struct dynfn *(*Normal3fv)( GLcontext *, const int * );
701 struct dynfn *(*TexCoord2f)( GLcontext *, const int * );
702 struct dynfn *(*TexCoord2fv)( GLcontext *, const int * );
703 struct dynfn *(*TexCoord1f)( GLcontext *, const int * );
704 struct dynfn *(*TexCoord1fv)( GLcontext *, const int * );
705 struct dynfn *(*MultiTexCoord2fARB)( GLcontext *, const int * );
706 struct dynfn *(*MultiTexCoord2fvARB)( GLcontext *, const int * );
707 struct dynfn *(*MultiTexCoord1fARB)( GLcontext *, const int * );
708 struct dynfn *(*MultiTexCoord1fvARB)( GLcontext *, const int * );
709 };
710
711
712
713 struct r200_prim {
714 GLuint start;
715 GLuint end;
716 GLuint prim;
717 };
718
719 struct r200_vbinfo {
720 GLint counter, initial_counter;
721 GLint *dmaptr;
722 void (*notify)( void );
723 GLint vertex_size;
724
725 /* A maximum total of 15 elements per vertex: 3 floats for position, 3
726 * floats for normal, 4 floats for color, 4 bytes for secondary color,
727 * 2 floats for each texture unit (4 floats total).
728 *
729 * As soon as the 3rd TMU is supported or cube maps (or 3D textures) are
730 * supported, this value will grow.
731 *
732 * The position data is never actually stored here, so 3 elements could be
733 * trimmed out of the buffer.
734 */
735 union { float f; int i; r200_color_t color; } vertex[15];
736
737 GLfloat *normalptr;
738 GLfloat *floatcolorptr;
739 r200_color_t *colorptr;
740 GLfloat *floatspecptr;
741 r200_color_t *specptr;
742 GLfloat *texcoordptr[2];
743
744
745 GLenum *prim; /* &ctx->Driver.CurrentExecPrimitive */
746 GLuint primflags;
747 GLboolean enabled; /* *_NO_VTXFMT / *_NO_TCL env vars */
748 GLboolean installed;
749 GLboolean fell_back;
750 GLboolean recheck;
751 GLint nrverts;
752 GLuint vtxfmt_0, vtxfmt_1;
753
754 GLuint installed_vertex_format;
755 GLuint installed_color_3f_sz;
756
757 struct r200_prim primlist[R200_MAX_PRIMS];
758 int nrprims;
759
760 struct dfn_lists dfn_cache;
761 struct dfn_generators codegen;
762 GLvertexformat vtxfmt;
763 };
764
765
766
767
768 struct r200_context {
769 GLcontext *glCtx; /* Mesa context */
770
771 /* Driver and hardware state management
772 */
773 struct r200_hw_state hw;
774 struct r200_state state;
775
776 /* Texture object bookkeeping
777 */
778 unsigned nr_heaps;
779 driTexHeap * texture_heaps[ R200_NR_TEX_HEAPS ];
780 driTextureObject swapped;
781 GLboolean default32BitTextures;
782
783
784 /* Rasterization and vertex state:
785 */
786 GLuint TclFallback;
787 GLuint Fallback;
788 GLuint NewGLState;
789
790
791 /* Temporaries for translating away float colors:
792 */
793 struct gl_client_array UbyteColor;
794 struct gl_client_array UbyteSecondaryColor;
795
796 /* Vertex buffers
797 */
798 struct r200_ioctl ioctl;
799 struct r200_dma dma;
800 struct r200_store store;
801
802 /* Page flipping
803 */
804 GLuint doPageFlip;
805
806 /* Busy waiting
807 */
808 GLuint do_usleeps;
809 GLuint do_irqs;
810 GLuint irqsEmitted;
811 drmRadeonIrqWait iw;
812
813 /* Clientdata textures;
814 */
815 GLuint prefer_gart_client_texturing;
816
817 /* Drawable, cliprect and scissor information
818 */
819 GLuint numClipRects; /* Cliprects for the draw buffer */
820 XF86DRIClipRectPtr pClipRects;
821 unsigned int lastStamp;
822 GLboolean lost_context;
823 r200ScreenPtr r200Screen; /* Screen private DRI data */
824 RADEONSAREAPrivPtr sarea; /* Private SAREA data */
825
826 /* TCL stuff
827 */
828 GLmatrix TexGenMatrix[R200_MAX_TEXTURE_UNITS];
829 GLboolean recheck_texgen[R200_MAX_TEXTURE_UNITS];
830 GLboolean TexGenNeedNormals[R200_MAX_TEXTURE_UNITS];
831 GLuint TexMatEnabled;
832 GLuint TexMatCompSel;
833 GLuint TexGenEnabled;
834 GLuint TexGenInputs;
835 GLuint TexGenCompSel;
836 GLmatrix tmpmat;
837
838 /* VBI / buffer swap
839 */
840 GLuint vbl_seq;
841 GLuint vblank_flags;
842
843 uint64_t swap_ust;
844 uint64_t swap_missed_ust;
845
846 GLuint swap_count;
847 GLuint swap_missed_count;
848
849 PFNGLXGETUSTPROC get_ust;
850
851 /* r200_tcl.c
852 */
853 struct r200_tcl_info tcl;
854
855 /* r200_swtcl.c
856 */
857 struct r200_swtcl_info swtcl;
858
859 /* r200_vtxfmt.c
860 */
861 struct r200_vbinfo vb;
862
863 /* Mirrors of some DRI state
864 */
865 struct r200_dri_mirror dri;
866
867 /* Configuration cache
868 */
869 driOptionCache optionCache;
870 };
871
872 #define R200_CONTEXT(ctx) ((r200ContextPtr)(ctx->DriverCtx))
873
874
875 static __inline GLuint r200PackColor( GLuint cpp,
876 GLubyte r, GLubyte g,
877 GLubyte b, GLubyte a )
878 {
879 switch ( cpp ) {
880 case 2:
881 return PACK_COLOR_565( r, g, b );
882 case 4:
883 return PACK_COLOR_8888( a, r, g, b );
884 default:
885 return 0;
886 }
887 }
888
889 #define R200_OLD_PACKETS 0
890
891
892 extern void r200DestroyContext( __DRIcontextPrivate *driContextPriv );
893 extern GLboolean r200CreateContext( const __GLcontextModes *glVisual,
894 __DRIcontextPrivate *driContextPriv,
895 void *sharedContextPrivate);
896 extern void r200SwapBuffers( __DRIdrawablePrivate *dPriv );
897 extern GLboolean r200MakeCurrent( __DRIcontextPrivate *driContextPriv,
898 __DRIdrawablePrivate *driDrawPriv,
899 __DRIdrawablePrivate *driReadPriv );
900 extern GLboolean r200UnbindContext( __DRIcontextPrivate *driContextPriv );
901
902 /* ================================================================
903 * Debugging:
904 */
905 #define DO_DEBUG 1
906
907 #if DO_DEBUG
908 extern int R200_DEBUG;
909 #else
910 #define R200_DEBUG 0
911 #endif
912
913 #define DEBUG_TEXTURE 0x001
914 #define DEBUG_STATE 0x002
915 #define DEBUG_IOCTL 0x004
916 #define DEBUG_PRIMS 0x008
917 #define DEBUG_VERTS 0x010
918 #define DEBUG_FALLBACKS 0x020
919 #define DEBUG_VFMT 0x040
920 #define DEBUG_CODEGEN 0x080
921 #define DEBUG_VERBOSE 0x100
922 #define DEBUG_DRI 0x200
923 #define DEBUG_DMA 0x400
924 #define DEBUG_SANITY 0x800
925 #define DEBUG_SYNC 0x1000
926 #define DEBUG_PIXEL 0x2000
927 #define DEBUG_MEMORY 0x4000
928
929 #endif
930 #endif /* __R200_CONTEXT_H__ */