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