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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 "drm.h"
43 #include "radeon_drm.h"
44 #include "dri_util.h"
45 #include "texmem.h"
46
47 #include "macros.h"
48 #include "mtypes.h"
49 #include "colormac.h"
50 #include "r200_reg.h"
51
52 #define ENABLE_HW_3D_TEXTURE 0 /* XXX this is temporary! */
53
54 struct r200_context;
55 typedef struct r200_context r200ContextRec;
56 typedef struct r200_context *r200ContextPtr;
57
58 #include "r200_lock.h"
59 #include "r200_screen.h"
60 #include "mm.h"
61
62 /* Flags for software fallback cases */
63 /* See correponding strings in r200_swtcl.c */
64 #define R200_FALLBACK_TEXTURE 0x1
65 #define R200_FALLBACK_DRAW_BUFFER 0x2
66 #define R200_FALLBACK_STENCIL 0x4
67 #define R200_FALLBACK_RENDER_MODE 0x8
68 #define R200_FALLBACK_BLEND_EQ 0x10
69 #define R200_FALLBACK_BLEND_FUNC 0x20
70 #define R200_FALLBACK_DISABLE 0x40
71 #define R200_FALLBACK_BORDER_MODE 0x80
72
73 /* The blit width for texture uploads
74 */
75 #define BLIT_WIDTH_BYTES 1024
76
77 /* Use the templated vertex format:
78 */
79 #define COLOR_IS_RGBA
80 #define TAG(x) r200##x
81 #include "tnl_dd/t_dd_vertex.h"
82 #undef TAG
83
84 typedef void (*r200_tri_func)( r200ContextPtr,
85 r200Vertex *,
86 r200Vertex *,
87 r200Vertex * );
88
89 typedef void (*r200_line_func)( r200ContextPtr,
90 r200Vertex *,
91 r200Vertex * );
92
93 typedef void (*r200_point_func)( r200ContextPtr,
94 r200Vertex * );
95
96
97 struct r200_colorbuffer_state {
98 GLuint clear;
99 GLint drawOffset, drawPitch;
100 int roundEnable;
101 };
102
103
104 struct r200_depthbuffer_state {
105 GLfloat scale;
106 };
107
108 struct r200_pixel_state {
109 GLint readOffset, readPitch;
110 };
111
112 struct r200_scissor_state {
113 drm_clip_rect_t rect;
114 GLboolean enabled;
115
116 GLuint numClipRects; /* Cliprects active */
117 GLuint numAllocedClipRects; /* Cliprects available */
118 drm_clip_rect_t *pClipRects;
119 };
120
121 struct r200_stencilbuffer_state {
122 GLboolean hwBuffer;
123 GLuint clear; /* rb3d_stencilrefmask value */
124 };
125
126 struct r200_stipple_state {
127 GLuint mask[32];
128 };
129
130
131
132 #define TEX_0 0x1
133 #define TEX_1 0x2
134 #define TEX_ALL 0x3
135
136 typedef struct r200_tex_obj r200TexObj, *r200TexObjPtr;
137
138 /* Texture object in locally shared texture space.
139 */
140 struct r200_tex_obj {
141 driTextureObject base;
142
143 GLuint bufAddr; /* Offset to start of locally
144 shared texture block */
145
146 GLuint dirty_state; /* Flags (1 per texunit) for
147 whether or not this texobj
148 has dirty hardware state
149 (pp_*) that needs to be
150 brought into the
151 texunit. */
152
153 drm_radeon_tex_image_t image[6][RADEON_MAX_TEXTURE_LEVELS];
154 /* Six, for the cube faces */
155
156 GLuint pp_txfilter; /* hardware register values */
157 GLuint pp_txformat;
158 GLuint pp_txformat_x;
159 GLuint pp_txoffset; /* Image location in texmem.
160 All cube faces follow. */
161 GLuint pp_txsize; /* npot only */
162 GLuint pp_txpitch; /* npot only */
163 GLuint pp_border_color;
164 GLuint pp_cubic_faces; /* cube face 1,2,3,4 log2 sizes */
165
166 GLboolean border_fallback;
167 };
168
169
170 struct r200_texture_env_state {
171 r200TexObjPtr texobj;
172 GLenum format;
173 GLenum envMode;
174 };
175
176 #define R200_MAX_TEXTURE_UNITS 3
177
178 struct r200_texture_state {
179 struct r200_texture_env_state unit[R200_MAX_TEXTURE_UNITS];
180 };
181
182
183 struct r200_state_atom {
184 struct r200_state_atom *next, *prev;
185 const char *name; /* for debug */
186 int cmd_size; /* size in bytes */
187 GLuint idx;
188 int *cmd; /* one or more cmd's */
189 int *lastcmd; /* one or more cmd's */
190 GLboolean dirty;
191 GLboolean (*check)( GLcontext *, int ); /* is this state active? */
192 };
193
194
195
196 /* Trying to keep these relatively short as the variables are becoming
197 * extravagently long. Drop the driver name prefix off the front of
198 * everything - I think we know which driver we're in by now, and keep the
199 * prefix to 3 letters unless absolutely impossible.
200 */
201
202 #define CTX_CMD_0 0
203 #define CTX_PP_MISC 1
204 #define CTX_PP_FOG_COLOR 2
205 #define CTX_RE_SOLID_COLOR 3
206 #define CTX_RB3D_BLENDCNTL 4
207 #define CTX_RB3D_DEPTHOFFSET 5
208 #define CTX_RB3D_DEPTHPITCH 6
209 #define CTX_RB3D_ZSTENCILCNTL 7
210 #define CTX_CMD_1 8
211 #define CTX_PP_CNTL 9
212 #define CTX_RB3D_CNTL 10
213 #define CTX_RB3D_COLOROFFSET 11
214 #define CTX_CMD_2 12 /* why */
215 #define CTX_RB3D_COLORPITCH 13 /* why */
216 #define CTX_STATE_SIZE 14
217
218 #define SET_CMD_0 0
219 #define SET_SE_CNTL 1
220 #define SET_RE_CNTL 2 /* replace se_coord_fmt */
221 #define SET_STATE_SIZE 3
222
223 #define VTE_CMD_0 0
224 #define VTE_SE_VTE_CNTL 1
225 #define VTE_STATE_SIZE 2
226
227 #define LIN_CMD_0 0
228 #define LIN_RE_LINE_PATTERN 1
229 #define LIN_RE_LINE_STATE 2
230 #define LIN_CMD_1 3
231 #define LIN_SE_LINE_WIDTH 4
232 #define LIN_STATE_SIZE 5
233
234 #define MSK_CMD_0 0
235 #define MSK_RB3D_STENCILREFMASK 1
236 #define MSK_RB3D_ROPCNTL 2
237 #define MSK_RB3D_PLANEMASK 3
238 #define MSK_STATE_SIZE 4
239
240 #define VPT_CMD_0 0
241 #define VPT_SE_VPORT_XSCALE 1
242 #define VPT_SE_VPORT_XOFFSET 2
243 #define VPT_SE_VPORT_YSCALE 3
244 #define VPT_SE_VPORT_YOFFSET 4
245 #define VPT_SE_VPORT_ZSCALE 5
246 #define VPT_SE_VPORT_ZOFFSET 6
247 #define VPT_STATE_SIZE 7
248
249 #define ZBS_CMD_0 0
250 #define ZBS_SE_ZBIAS_FACTOR 1
251 #define ZBS_SE_ZBIAS_CONSTANT 2
252 #define ZBS_STATE_SIZE 3
253
254 #define MSC_CMD_0 0
255 #define MSC_RE_MISC 1
256 #define MSC_STATE_SIZE 2
257
258 #define TAM_CMD_0 0
259 #define TAM_DEBUG3 1
260 #define TAM_STATE_SIZE 2
261
262 #define TEX_CMD_0 0
263 #define TEX_PP_TXFILTER 1 /*2c00*/
264 #define TEX_PP_TXFORMAT 2 /*2c04*/
265 #define TEX_PP_TXFORMAT_X 3 /*2c08*/
266 #define TEX_PP_TXSIZE 4 /*2c0c*/
267 #define TEX_PP_TXPITCH 5 /*2c10*/
268 #define TEX_PP_BORDER_COLOR 6 /*2c14*/
269 #define TEX_CMD_1 7
270 #define TEX_PP_TXOFFSET 8 /*2d00 */
271 #define TEX_STATE_SIZE 9
272
273 #define CUBE_CMD_0 0 /* 1 register follows */
274 #define CUBE_PP_CUBIC_FACES 1 /* 0x2c18 */
275 #define CUBE_CMD_1 2 /* 5 registers follow */
276 #define CUBE_PP_CUBIC_OFFSET_F1 3 /* 0x2d04 */
277 #define CUBE_PP_CUBIC_OFFSET_F2 4 /* 0x2d08 */
278 #define CUBE_PP_CUBIC_OFFSET_F3 5 /* 0x2d0c */
279 #define CUBE_PP_CUBIC_OFFSET_F4 6 /* 0x2d10 */
280 #define CUBE_PP_CUBIC_OFFSET_F5 7 /* 0x2d14 */
281 #define CUBE_STATE_SIZE 8
282
283 #define PIX_CMD_0 0
284 #define PIX_PP_TXCBLEND 1
285 #define PIX_PP_TXCBLEND2 2
286 #define PIX_PP_TXABLEND 3
287 #define PIX_PP_TXABLEND2 4
288 #define PIX_STATE_SIZE 5
289
290 #define TF_CMD_0 0
291 #define TF_TFACTOR_0 1
292 #define TF_TFACTOR_1 2
293 #define TF_TFACTOR_2 3
294 #define TF_TFACTOR_3 4
295 #define TF_TFACTOR_4 5
296 #define TF_TFACTOR_5 6
297 #define TF_STATE_SIZE 7
298
299 #define TCL_CMD_0 0
300 #define TCL_LIGHT_MODEL_CTL_0 1
301 #define TCL_LIGHT_MODEL_CTL_1 2
302 #define TCL_PER_LIGHT_CTL_0 3
303 #define TCL_PER_LIGHT_CTL_1 4
304 #define TCL_PER_LIGHT_CTL_2 5
305 #define TCL_PER_LIGHT_CTL_3 6
306 #define TCL_CMD_1 7
307 #define TCL_UCP_VERT_BLEND_CTL 8
308 #define TCL_STATE_SIZE 9
309
310 #define MSL_CMD_0 0
311 #define MSL_MATRIX_SELECT_0 1
312 #define MSL_MATRIX_SELECT_1 2
313 #define MSL_MATRIX_SELECT_2 3
314 #define MSL_MATRIX_SELECT_3 4
315 #define MSL_MATRIX_SELECT_4 5
316 #define MSL_STATE_SIZE 6
317
318 #define TCG_CMD_0 0
319 #define TCG_TEX_PROC_CTL_2 1
320 #define TCG_TEX_PROC_CTL_3 2
321 #define TCG_TEX_PROC_CTL_0 3
322 #define TCG_TEX_PROC_CTL_1 4
323 #define TCG_TEX_CYL_WRAP_CTL 5
324 #define TCG_STATE_SIZE 6
325
326 #define MTL_CMD_0 0
327 #define MTL_EMMISSIVE_RED 1
328 #define MTL_EMMISSIVE_GREEN 2
329 #define MTL_EMMISSIVE_BLUE 3
330 #define MTL_EMMISSIVE_ALPHA 4
331 #define MTL_AMBIENT_RED 5
332 #define MTL_AMBIENT_GREEN 6
333 #define MTL_AMBIENT_BLUE 7
334 #define MTL_AMBIENT_ALPHA 8
335 #define MTL_DIFFUSE_RED 9
336 #define MTL_DIFFUSE_GREEN 10
337 #define MTL_DIFFUSE_BLUE 11
338 #define MTL_DIFFUSE_ALPHA 12
339 #define MTL_SPECULAR_RED 13
340 #define MTL_SPECULAR_GREEN 14
341 #define MTL_SPECULAR_BLUE 15
342 #define MTL_SPECULAR_ALPHA 16
343 #define MTL_CMD_1 17
344 #define MTL_SHININESS 18
345 #define MTL_STATE_SIZE 19
346
347 #define VAP_CMD_0 0
348 #define VAP_SE_VAP_CNTL 1
349 #define VAP_STATE_SIZE 2
350
351 /* Replaces a lot of packet info from radeon
352 */
353 #define VTX_CMD_0 0
354 #define VTX_VTXFMT_0 1
355 #define VTX_VTXFMT_1 2
356 #define VTX_TCL_OUTPUT_VTXFMT_0 3
357 #define VTX_TCL_OUTPUT_VTXFMT_1 4
358 #define VTX_CMD_1 5
359 #define VTX_TCL_OUTPUT_COMPSEL 6
360 #define VTX_CMD_2 7
361 #define VTX_STATE_CNTL 8
362 #define VTX_STATE_SIZE 9
363
364
365 #define VTX_COLOR(v,n) (((v)>>(R200_VTX_COLOR_0_SHIFT+(n)*2))&\
366 R200_VTX_COLOR_MASK)
367
368 #define MAT_CMD_0 0
369 #define MAT_ELT_0 1
370 #define MAT_STATE_SIZE 17
371
372 #define GRD_CMD_0 0
373 #define GRD_VERT_GUARD_CLIP_ADJ 1
374 #define GRD_VERT_GUARD_DISCARD_ADJ 2
375 #define GRD_HORZ_GUARD_CLIP_ADJ 3
376 #define GRD_HORZ_GUARD_DISCARD_ADJ 4
377 #define GRD_STATE_SIZE 5
378
379 /* position changes frequently when lighting in modelpos - separate
380 * out to new state item?
381 */
382 #define LIT_CMD_0 0
383 #define LIT_AMBIENT_RED 1
384 #define LIT_AMBIENT_GREEN 2
385 #define LIT_AMBIENT_BLUE 3
386 #define LIT_AMBIENT_ALPHA 4
387 #define LIT_DIFFUSE_RED 5
388 #define LIT_DIFFUSE_GREEN 6
389 #define LIT_DIFFUSE_BLUE 7
390 #define LIT_DIFFUSE_ALPHA 8
391 #define LIT_SPECULAR_RED 9
392 #define LIT_SPECULAR_GREEN 10
393 #define LIT_SPECULAR_BLUE 11
394 #define LIT_SPECULAR_ALPHA 12
395 #define LIT_POSITION_X 13
396 #define LIT_POSITION_Y 14
397 #define LIT_POSITION_Z 15
398 #define LIT_POSITION_W 16
399 #define LIT_DIRECTION_X 17
400 #define LIT_DIRECTION_Y 18
401 #define LIT_DIRECTION_Z 19
402 #define LIT_DIRECTION_W 20
403 #define LIT_ATTEN_QUADRATIC 21
404 #define LIT_ATTEN_LINEAR 22
405 #define LIT_ATTEN_CONST 23
406 #define LIT_ATTEN_XXX 24
407 #define LIT_CMD_1 25
408 #define LIT_SPOT_DCD 26
409 #define LIT_SPOT_DCM 27
410 #define LIT_SPOT_EXPONENT 28
411 #define LIT_SPOT_CUTOFF 29
412 #define LIT_SPECULAR_THRESH 30
413 #define LIT_RANGE_CUTOFF 31 /* ? */
414 #define LIT_ATTEN_CONST_INV 32
415 #define LIT_STATE_SIZE 33
416
417 /* Fog
418 */
419 #define FOG_CMD_0 0
420 #define FOG_R 1
421 #define FOG_C 2
422 #define FOG_D 3
423 #define FOG_PAD 4
424 #define FOG_STATE_SIZE 5
425
426 /* UCP
427 */
428 #define UCP_CMD_0 0
429 #define UCP_X 1
430 #define UCP_Y 2
431 #define UCP_Z 3
432 #define UCP_W 4
433 #define UCP_STATE_SIZE 5
434
435 /* GLT - Global ambient
436 */
437 #define GLT_CMD_0 0
438 #define GLT_RED 1
439 #define GLT_GREEN 2
440 #define GLT_BLUE 3
441 #define GLT_ALPHA 4
442 #define GLT_STATE_SIZE 5
443
444 /* EYE
445 */
446 #define EYE_CMD_0 0
447 #define EYE_X 1
448 #define EYE_Y 2
449 #define EYE_Z 3
450 #define EYE_RESCALE_FACTOR 4
451 #define EYE_STATE_SIZE 5
452
453 /* CST - constant state
454 */
455 #define CST_CMD_0 0
456 #define CST_PP_CNTL_X 1
457 #define CST_CMD_1 2
458 #define CST_RB3D_DEPTHXY_OFFSET 3
459 #define CST_CMD_2 4
460 #define CST_RE_AUX_SCISSOR_CNTL 5
461 #define CST_CMD_3 6
462 #define CST_RE_SCISSOR_TL_0 7
463 #define CST_RE_SCISSOR_BR_0 8
464 #define CST_CMD_4 9
465 #define CST_SE_VAP_CNTL_STATUS 10
466 #define CST_CMD_5 11
467 #define CST_RE_POINTSIZE 12
468 #define CST_CMD_6 13
469 #define CST_SE_TCL_INPUT_VTX_0 14
470 #define CST_SE_TCL_INPUT_VTX_1 15
471 #define CST_SE_TCL_INPUT_VTX_2 16
472 #define CST_SE_TCL_INPUT_VTX_3 17
473 #define CST_STATE_SIZE 18
474
475
476
477
478 struct r200_hw_state {
479 /* All state should be on one of these lists:
480 */
481 struct r200_state_atom dirty; /* dirty list head placeholder */
482 struct r200_state_atom clean; /* clean list head placeholder */
483
484 /* Hardware state, stored as cmdbuf commands:
485 * -- Need to doublebuffer for
486 * - reviving state after loss of context
487 * - eliding noop statechange loops? (except line stipple count)
488 */
489 struct r200_state_atom ctx;
490 struct r200_state_atom set;
491 struct r200_state_atom vte;
492 struct r200_state_atom lin;
493 struct r200_state_atom msk;
494 struct r200_state_atom vpt;
495 struct r200_state_atom vap;
496 struct r200_state_atom vtx;
497 struct r200_state_atom tcl;
498 struct r200_state_atom msl;
499 struct r200_state_atom tcg;
500 struct r200_state_atom msc;
501 struct r200_state_atom cst;
502 struct r200_state_atom tam;
503 struct r200_state_atom tf;
504 struct r200_state_atom tex[2];
505 struct r200_state_atom cube[2];
506 struct r200_state_atom zbs;
507 struct r200_state_atom mtl[2];
508 struct r200_state_atom mat[5];
509 struct r200_state_atom lit[8]; /* includes vec, scl commands */
510 struct r200_state_atom ucp[6];
511 struct r200_state_atom pix[6]; /* pixshader stages */
512 struct r200_state_atom eye; /* eye pos */
513 struct r200_state_atom grd; /* guard band clipping */
514 struct r200_state_atom fog;
515 struct r200_state_atom glt;
516 };
517
518 struct r200_state {
519 /* Derived state for internal purposes:
520 */
521 struct r200_colorbuffer_state color;
522 struct r200_depthbuffer_state depth;
523 struct r200_pixel_state pixel;
524 struct r200_scissor_state scissor;
525 struct r200_stencilbuffer_state stencil;
526 struct r200_stipple_state stipple;
527 struct r200_texture_state texture;
528 };
529
530 /* Need refcounting on dma buffers:
531 */
532 struct r200_dma_buffer {
533 int refcount; /* the number of retained regions in buf */
534 drmBufPtr buf;
535 };
536
537 #define GET_START(rvb) (rmesa->r200Screen->gart_buffer_offset + \
538 (rvb)->address - rmesa->dma.buf0_address + \
539 (rvb)->start)
540
541 /* A retained region, eg vertices for indexed vertices.
542 */
543 struct r200_dma_region {
544 struct r200_dma_buffer *buf;
545 char *address; /* == buf->address */
546 int start, end, ptr; /* offsets from start of buf */
547 int aos_start;
548 int aos_stride;
549 int aos_size;
550 };
551
552
553 struct r200_dma {
554 /* Active dma region. Allocations for vertices and retained
555 * regions come from here. Also used for emitting random vertices,
556 * these may be flushed by calling flush_current();
557 */
558 struct r200_dma_region current;
559
560 void (*flush)( r200ContextPtr );
561
562 char *buf0_address; /* start of buf[0], for index calcs */
563 GLuint nr_released_bufs; /* flush after so many buffers released */
564 };
565
566 struct r200_dri_mirror {
567 __DRIcontextPrivate *context; /* DRI context */
568 __DRIscreenPrivate *screen; /* DRI screen */
569 __DRIdrawablePrivate *drawable; /* DRI drawable bound to this ctx */
570
571 drmContext hwContext;
572 drm_hw_lock_t *hwLock;
573 int fd;
574 int drmMinor;
575 };
576
577
578 #define R200_CMD_BUF_SZ (8*1024)
579
580 struct r200_store {
581 GLuint statenr;
582 GLuint primnr;
583 char cmd_buf[R200_CMD_BUF_SZ];
584 int cmd_used;
585 int elts_start;
586 };
587
588
589 /* r200_tcl.c
590 */
591 struct r200_tcl_info {
592 GLuint vertex_format;
593 GLint last_offset;
594 GLuint hw_primitive;
595
596 struct r200_dma_region *aos_components[8];
597 GLuint nr_aos_components;
598
599 GLuint *Elts;
600
601 struct r200_dma_region indexed_verts;
602 struct r200_dma_region obj;
603 struct r200_dma_region rgba;
604 struct r200_dma_region spec;
605 struct r200_dma_region fog;
606 struct r200_dma_region tex[R200_MAX_TEXTURE_UNITS];
607 struct r200_dma_region norm;
608 };
609
610
611 /* r200_swtcl.c
612 */
613 struct r200_swtcl_info {
614 GLuint SetupIndex;
615 GLuint SetupNewInputs;
616 GLuint RenderIndex;
617 GLuint vertex_size;
618 GLuint vertex_stride_shift;
619 GLuint vertex_format;
620 GLubyte *verts;
621
622 /* Fallback rasterization functions
623 */
624 r200_point_func draw_point;
625 r200_line_func draw_line;
626 r200_tri_func draw_tri;
627
628 GLuint hw_primitive;
629 GLenum render_primitive;
630 GLuint numverts;
631
632 struct r200_dma_region indexed_verts;
633 };
634
635
636 struct r200_ioctl {
637 GLuint vertex_offset;
638 GLuint vertex_size;
639 };
640
641
642
643 #define R200_MAX_PRIMS 64
644
645
646 /* Want to keep a cache of these around. Each is parameterized by
647 * only a single value which has only a small range. Only expect a
648 * few, so just rescan the list each time?
649 */
650 struct dynfn {
651 struct dynfn *next, *prev;
652 int key[2];
653 char *code;
654 };
655
656 struct dfn_lists {
657 struct dynfn Vertex2f;
658 struct dynfn Vertex2fv;
659 struct dynfn Vertex3f;
660 struct dynfn Vertex3fv;
661 struct dynfn Color4ub;
662 struct dynfn Color4ubv;
663 struct dynfn Color3ub;
664 struct dynfn Color3ubv;
665 struct dynfn Color4f;
666 struct dynfn Color4fv;
667 struct dynfn Color3f;
668 struct dynfn Color3fv;
669 struct dynfn SecondaryColor3ubEXT;
670 struct dynfn SecondaryColor3ubvEXT;
671 struct dynfn SecondaryColor3fEXT;
672 struct dynfn SecondaryColor3fvEXT;
673 struct dynfn Normal3f;
674 struct dynfn Normal3fv;
675 struct dynfn TexCoord2f;
676 struct dynfn TexCoord2fv;
677 struct dynfn TexCoord1f;
678 struct dynfn TexCoord1fv;
679 struct dynfn MultiTexCoord2fARB;
680 struct dynfn MultiTexCoord2fvARB;
681 struct dynfn MultiTexCoord1fARB;
682 struct dynfn MultiTexCoord1fvARB;
683 };
684
685 struct dfn_generators {
686 struct dynfn *(*Vertex2f)( GLcontext *, const int * );
687 struct dynfn *(*Vertex2fv)( GLcontext *, const int * );
688 struct dynfn *(*Vertex3f)( GLcontext *, const int * );
689 struct dynfn *(*Vertex3fv)( GLcontext *, const int * );
690 struct dynfn *(*Color4ub)( GLcontext *, const int * );
691 struct dynfn *(*Color4ubv)( GLcontext *, const int * );
692 struct dynfn *(*Color3ub)( GLcontext *, const int * );
693 struct dynfn *(*Color3ubv)( GLcontext *, const int * );
694 struct dynfn *(*Color4f)( GLcontext *, const int * );
695 struct dynfn *(*Color4fv)( GLcontext *, const int * );
696 struct dynfn *(*Color3f)( GLcontext *, const int * );
697 struct dynfn *(*Color3fv)( GLcontext *, const int * );
698 struct dynfn *(*SecondaryColor3ubEXT)( GLcontext *, const int * );
699 struct dynfn *(*SecondaryColor3ubvEXT)( GLcontext *, const int * );
700 struct dynfn *(*SecondaryColor3fEXT)( GLcontext *, const int * );
701 struct dynfn *(*SecondaryColor3fvEXT)( GLcontext *, const int * );
702 struct dynfn *(*Normal3f)( GLcontext *, const int * );
703 struct dynfn *(*Normal3fv)( GLcontext *, const int * );
704 struct dynfn *(*TexCoord2f)( GLcontext *, const int * );
705 struct dynfn *(*TexCoord2fv)( GLcontext *, const int * );
706 struct dynfn *(*TexCoord1f)( GLcontext *, const int * );
707 struct dynfn *(*TexCoord1fv)( GLcontext *, const int * );
708 struct dynfn *(*MultiTexCoord2fARB)( GLcontext *, const int * );
709 struct dynfn *(*MultiTexCoord2fvARB)( GLcontext *, const int * );
710 struct dynfn *(*MultiTexCoord1fARB)( GLcontext *, const int * );
711 struct dynfn *(*MultiTexCoord1fvARB)( GLcontext *, const int * );
712 };
713
714
715
716 struct r200_prim {
717 GLuint start;
718 GLuint end;
719 GLuint prim;
720 };
721
722 struct r200_vbinfo {
723 GLint counter, initial_counter;
724 GLint *dmaptr;
725 void (*notify)( void );
726 GLint vertex_size;
727
728 /* A maximum total of 15 elements per vertex: 3 floats for position, 3
729 * floats for normal, 4 floats for color, 4 bytes for secondary color,
730 * 2 floats for each texture unit (4 floats total).
731 *
732 * As soon as the 3rd TMU is supported or cube maps (or 3D textures) are
733 * supported, this value will grow.
734 *
735 * The position data is never actually stored here, so 3 elements could be
736 * trimmed out of the buffer.
737 */
738 union { float f; int i; r200_color_t color; } vertex[15];
739
740 GLfloat *normalptr;
741 GLfloat *floatcolorptr;
742 r200_color_t *colorptr;
743 GLfloat *floatspecptr;
744 r200_color_t *specptr;
745 GLfloat *texcoordptr[2];
746
747
748 GLenum *prim; /* &ctx->Driver.CurrentExecPrimitive */
749 GLuint primflags;
750 GLboolean enabled; /* *_NO_VTXFMT / *_NO_TCL env vars */
751 GLboolean installed;
752 GLboolean fell_back;
753 GLboolean recheck;
754 GLint nrverts;
755 GLuint vtxfmt_0, vtxfmt_1;
756
757 GLuint installed_vertex_format;
758 GLuint installed_color_3f_sz;
759
760 struct r200_prim primlist[R200_MAX_PRIMS];
761 int nrprims;
762
763 struct dfn_lists dfn_cache;
764 struct dfn_generators codegen;
765 GLvertexformat vtxfmt;
766 };
767
768
769
770
771 struct r200_context {
772 GLcontext *glCtx; /* Mesa context */
773
774 /* Driver and hardware state management
775 */
776 struct r200_hw_state hw;
777 struct r200_state state;
778
779 /* Texture object bookkeeping
780 */
781 unsigned nr_heaps;
782 driTexHeap * texture_heaps[ R200_NR_TEX_HEAPS ];
783 driTextureObject swapped;
784 int texture_depth;
785 float initialMaxAnisotropy;
786
787 /* Rasterization and vertex state:
788 */
789 GLuint TclFallback;
790 GLuint Fallback;
791 GLuint NewGLState;
792
793 /* Vertex buffers
794 */
795 struct r200_ioctl ioctl;
796 struct r200_dma dma;
797 struct r200_store store;
798
799 /* Page flipping
800 */
801 GLuint doPageFlip;
802
803 /* Busy waiting
804 */
805 GLuint do_usleeps;
806 GLuint do_irqs;
807 GLuint irqsEmitted;
808 drm_radeon_irq_wait_t iw;
809
810 /* Clientdata textures;
811 */
812 GLuint prefer_gart_client_texturing;
813
814 /* Drawable, cliprect and scissor information
815 */
816 GLuint numClipRects; /* Cliprects for the draw buffer */
817 drm_clip_rect_t *pClipRects;
818 unsigned int lastStamp;
819 GLboolean lost_context;
820 r200ScreenPtr r200Screen; /* Screen private DRI data */
821 drm_radeon_sarea_t *sarea; /* Private SAREA data */
822
823 /* TCL stuff
824 */
825 GLmatrix TexGenMatrix[R200_MAX_TEXTURE_UNITS];
826 GLboolean recheck_texgen[R200_MAX_TEXTURE_UNITS];
827 GLboolean TexGenNeedNormals[R200_MAX_TEXTURE_UNITS];
828 GLuint TexMatEnabled;
829 GLuint TexMatCompSel;
830 GLuint TexGenEnabled;
831 GLuint TexGenInputs;
832 GLuint TexGenCompSel;
833 GLmatrix tmpmat;
834
835 /* VBI / buffer swap
836 */
837 GLuint vbl_seq;
838 GLuint vblank_flags;
839
840 int64_t swap_ust;
841 int64_t swap_missed_ust;
842
843 GLuint swap_count;
844 GLuint swap_missed_count;
845
846 PFNGLXGETUSTPROC get_ust;
847
848 /* r200_tcl.c
849 */
850 struct r200_tcl_info tcl;
851
852 /* r200_swtcl.c
853 */
854 struct r200_swtcl_info swtcl;
855
856 /* r200_vtxfmt.c
857 */
858 struct r200_vbinfo vb;
859
860 /* Mirrors of some DRI state
861 */
862 struct r200_dri_mirror dri;
863
864 /* Configuration cache
865 */
866 driOptionCache optionCache;
867 };
868
869 #define R200_CONTEXT(ctx) ((r200ContextPtr)(ctx->DriverCtx))
870
871
872 static __inline GLuint r200PackColor( GLuint cpp,
873 GLubyte r, GLubyte g,
874 GLubyte b, GLubyte a )
875 {
876 switch ( cpp ) {
877 case 2:
878 return PACK_COLOR_565( r, g, b );
879 case 4:
880 return PACK_COLOR_8888( a, r, g, b );
881 default:
882 return 0;
883 }
884 }
885
886 #define R200_OLD_PACKETS 0
887
888
889 extern void r200DestroyContext( __DRIcontextPrivate *driContextPriv );
890 extern GLboolean r200CreateContext( const __GLcontextModes *glVisual,
891 __DRIcontextPrivate *driContextPriv,
892 void *sharedContextPrivate);
893 extern void r200SwapBuffers( __DRIdrawablePrivate *dPriv );
894 extern GLboolean r200MakeCurrent( __DRIcontextPrivate *driContextPriv,
895 __DRIdrawablePrivate *driDrawPriv,
896 __DRIdrawablePrivate *driReadPriv );
897 extern GLboolean r200UnbindContext( __DRIcontextPrivate *driContextPriv );
898
899 /* ================================================================
900 * Debugging:
901 */
902 #define DO_DEBUG 1
903
904 #if DO_DEBUG
905 extern int R200_DEBUG;
906 #else
907 #define R200_DEBUG 0
908 #endif
909
910 #define DEBUG_TEXTURE 0x001
911 #define DEBUG_STATE 0x002
912 #define DEBUG_IOCTL 0x004
913 #define DEBUG_PRIMS 0x008
914 #define DEBUG_VERTS 0x010
915 #define DEBUG_FALLBACKS 0x020
916 #define DEBUG_VFMT 0x040
917 #define DEBUG_CODEGEN 0x080
918 #define DEBUG_VERBOSE 0x100
919 #define DEBUG_DRI 0x200
920 #define DEBUG_DMA 0x400
921 #define DEBUG_SANITY 0x800
922 #define DEBUG_SYNC 0x1000
923 #define DEBUG_PIXEL 0x2000
924 #define DEBUG_MEMORY 0x4000
925
926 #endif
927 #endif /* __R200_CONTEXT_H__ */