summaryrefslogtreecommitdiffstats
path: root/src/gallium/include/pipe/p_defines.h
blob: ba1a4c62f443d88a1cf1f4a42d7339ba7bd158ce (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
/**************************************************************************
 * 
 * Copyright 2007 VMware, Inc.
 * All Rights Reserved.
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the
 * "Software"), to deal in the Software without restriction, including
 * without limitation the rights to use, copy, modify, merge, publish,
 * distribute, sub license, and/or sell copies of the Software, and to
 * permit persons to whom the Software is furnished to do so, subject to
 * the following conditions:
 * 
 * The above copyright notice and this permission notice (including the
 * next paragraph) shall be included in all copies or substantial portions
 * of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 * 
 **************************************************************************/

#ifndef PIPE_DEFINES_H
#define PIPE_DEFINES_H

#include "p_compiler.h"

#ifdef __cplusplus
extern "C" {
#endif

/**
 * Gallium error codes.
 *
 * - A zero value always means success.
 * - A negative value always means failure.
 * - The meaning of a positive value is function dependent.
 */
enum pipe_error
{
   PIPE_OK = 0,
   PIPE_ERROR = -1,    /**< Generic error */
   PIPE_ERROR_BAD_INPUT = -2,
   PIPE_ERROR_OUT_OF_MEMORY = -3,
   PIPE_ERROR_RETRY = -4
   /* TODO */
};


#define PIPE_BLENDFACTOR_ONE                 0x1
#define PIPE_BLENDFACTOR_SRC_COLOR           0x2
#define PIPE_BLENDFACTOR_SRC_ALPHA           0x3
#define PIPE_BLENDFACTOR_DST_ALPHA           0x4
#define PIPE_BLENDFACTOR_DST_COLOR           0x5
#define PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE  0x6
#define PIPE_BLENDFACTOR_CONST_COLOR         0x7
#define PIPE_BLENDFACTOR_CONST_ALPHA         0x8
#define PIPE_BLENDFACTOR_SRC1_COLOR          0x9
#define PIPE_BLENDFACTOR_SRC1_ALPHA          0x0A
#define PIPE_BLENDFACTOR_ZERO                0x11
#define PIPE_BLENDFACTOR_INV_SRC_COLOR       0x12
#define PIPE_BLENDFACTOR_INV_SRC_ALPHA       0x13
#define PIPE_BLENDFACTOR_INV_DST_ALPHA       0x14
#define PIPE_BLENDFACTOR_INV_DST_COLOR       0x15
#define PIPE_BLENDFACTOR_INV_CONST_COLOR     0x17
#define PIPE_BLENDFACTOR_INV_CONST_ALPHA     0x18
#define PIPE_BLENDFACTOR_INV_SRC1_COLOR      0x19
#define PIPE_BLENDFACTOR_INV_SRC1_ALPHA      0x1A

#define PIPE_BLEND_ADD               0
#define PIPE_BLEND_SUBTRACT          1
#define PIPE_BLEND_REVERSE_SUBTRACT  2
#define PIPE_BLEND_MIN               3
#define PIPE_BLEND_MAX               4

#define PIPE_LOGICOP_CLEAR            0
#define PIPE_LOGICOP_NOR              1
#define PIPE_LOGICOP_AND_INVERTED     2
#define PIPE_LOGICOP_COPY_INVERTED    3
#define PIPE_LOGICOP_AND_REVERSE      4
#define PIPE_LOGICOP_INVERT           5
#define PIPE_LOGICOP_XOR              6
#define PIPE_LOGICOP_NAND             7
#define PIPE_LOGICOP_AND              8
#define PIPE_LOGICOP_EQUIV            9
#define PIPE_LOGICOP_NOOP             10
#define PIPE_LOGICOP_OR_INVERTED      11
#define PIPE_LOGICOP_COPY             12
#define PIPE_LOGICOP_OR_REVERSE       13
#define PIPE_LOGICOP_OR               14
#define PIPE_LOGICOP_SET              15  

#define PIPE_MASK_R  0x1
#define PIPE_MASK_G  0x2
#define PIPE_MASK_B  0x4
#define PIPE_MASK_A  0x8
#define PIPE_MASK_RGBA 0xf
#define PIPE_MASK_Z  0x10
#define PIPE_MASK_S  0x20
#define PIPE_MASK_ZS 0x30
#define PIPE_MASK_RGBAZS (PIPE_MASK_RGBA|PIPE_MASK_ZS)


/**
 * Inequality functions.  Used for depth test, stencil compare, alpha
 * test, shadow compare, etc.
 */
#define PIPE_FUNC_NEVER    0
#define PIPE_FUNC_LESS     1
#define PIPE_FUNC_EQUAL    2
#define PIPE_FUNC_LEQUAL   3
#define PIPE_FUNC_GREATER  4
#define PIPE_FUNC_NOTEQUAL 5
#define PIPE_FUNC_GEQUAL   6
#define PIPE_FUNC_ALWAYS   7

/** Polygon fill mode */
#define PIPE_POLYGON_MODE_FILL  0
#define PIPE_POLYGON_MODE_LINE  1
#define PIPE_POLYGON_MODE_POINT 2

/** Polygon face specification, eg for culling */
#define PIPE_FACE_NONE           0
#define PIPE_FACE_FRONT          1
#define PIPE_FACE_BACK           2
#define PIPE_FACE_FRONT_AND_BACK (PIPE_FACE_FRONT | PIPE_FACE_BACK)

/** Stencil ops */
#define PIPE_STENCIL_OP_KEEP       0
#define PIPE_STENCIL_OP_ZERO       1
#define PIPE_STENCIL_OP_REPLACE    2
#define PIPE_STENCIL_OP_INCR       3
#define PIPE_STENCIL_OP_DECR       4
#define PIPE_STENCIL_OP_INCR_WRAP  5
#define PIPE_STENCIL_OP_DECR_WRAP  6
#define PIPE_STENCIL_OP_INVERT     7

/** Texture types.
 * See the documentation for info on PIPE_TEXTURE_RECT vs PIPE_TEXTURE_2D
 */
enum pipe_texture_target
{
   PIPE_BUFFER           = 0,
   PIPE_TEXTURE_1D       = 1,
   PIPE_TEXTURE_2D       = 2,
   PIPE_TEXTURE_3D       = 3,
   PIPE_TEXTURE_CUBE     = 4,
   PIPE_TEXTURE_RECT     = 5,
   PIPE_TEXTURE_1D_ARRAY = 6,
   PIPE_TEXTURE_2D_ARRAY = 7,
   PIPE_TEXTURE_CUBE_ARRAY = 8,
   PIPE_MAX_TEXTURE_TYPES
};

#define PIPE_TEX_FACE_POS_X 0
#define PIPE_TEX_FACE_NEG_X 1
#define PIPE_TEX_FACE_POS_Y 2
#define PIPE_TEX_FACE_NEG_Y 3
#define PIPE_TEX_FACE_POS_Z 4
#define PIPE_TEX_FACE_NEG_Z 5
#define PIPE_TEX_FACE_MAX   6

#define PIPE_TEX_WRAP_REPEAT                   0
#define PIPE_TEX_WRAP_CLAMP                    1
#define PIPE_TEX_WRAP_CLAMP_TO_EDGE            2
#define PIPE_TEX_WRAP_CLAMP_TO_BORDER          3
#define PIPE_TEX_WRAP_MIRROR_REPEAT            4
#define PIPE_TEX_WRAP_MIRROR_CLAMP             5
#define PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE     6
#define PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER   7

/** Between mipmaps, ie mipfilter */
#define PIPE_TEX_MIPFILTER_NEAREST  0
#define PIPE_TEX_MIPFILTER_LINEAR   1
#define PIPE_TEX_MIPFILTER_NONE     2

/** Within a mipmap, ie min/mag filter */
#define PIPE_TEX_FILTER_NEAREST      0
#define PIPE_TEX_FILTER_LINEAR       1

#define PIPE_TEX_COMPARE_NONE          0
#define PIPE_TEX_COMPARE_R_TO_TEXTURE  1

/**
 * Clear buffer bits
 */
#define PIPE_CLEAR_DEPTH        (1 << 0)
#define PIPE_CLEAR_STENCIL      (1 << 1)
#define PIPE_CLEAR_COLOR0       (1 << 2)
#define PIPE_CLEAR_COLOR1       (1 << 3)
#define PIPE_CLEAR_COLOR2       (1 << 4)
#define PIPE_CLEAR_COLOR3       (1 << 5)
#define PIPE_CLEAR_COLOR4       (1 << 6)
#define PIPE_CLEAR_COLOR5       (1 << 7)
#define PIPE_CLEAR_COLOR6       (1 << 8)
#define PIPE_CLEAR_COLOR7       (1 << 9)
/** Combined flags */
/** All color buffers currently bound */
#define PIPE_CLEAR_COLOR        (PIPE_CLEAR_COLOR0 | PIPE_CLEAR_COLOR1 | \
                                 PIPE_CLEAR_COLOR2 | PIPE_CLEAR_COLOR3 | \
                                 PIPE_CLEAR_COLOR4 | PIPE_CLEAR_COLOR5 | \
                                 PIPE_CLEAR_COLOR6 | PIPE_CLEAR_COLOR7)
#define PIPE_CLEAR_DEPTHSTENCIL (PIPE_CLEAR_DEPTH | PIPE_CLEAR_STENCIL)

/**
 * Transfer object usage flags
 */
enum pipe_transfer_usage
{
   /**
    * Resource contents read back (or accessed directly) at transfer
    * create time.
    */
   PIPE_TRANSFER_READ = (1 << 0),
   
   /**
    * Resource contents will be written back at transfer_unmap
    * time (or modified as a result of being accessed directly).
    */
   PIPE_TRANSFER_WRITE = (1 << 1),

   /**
    * Read/modify/write
    */
   PIPE_TRANSFER_READ_WRITE = PIPE_TRANSFER_READ | PIPE_TRANSFER_WRITE,

   /** 
    * The transfer should map the texture storage directly. The driver may
    * return NULL if that isn't possible, and the state tracker needs to cope
    * with that and use an alternative path without this flag.
    *
    * E.g. the state tracker could have a simpler path which maps textures and
    * does read/modify/write cycles on them directly, and a more complicated
    * path which uses minimal read and write transfers.
    */
   PIPE_TRANSFER_MAP_DIRECTLY = (1 << 2),

   /**
    * Discards the memory within the mapped region.
    *
    * It should not be used with PIPE_TRANSFER_READ.
    *
    * See also:
    * - OpenGL's ARB_map_buffer_range extension, MAP_INVALIDATE_RANGE_BIT flag.
    */
   PIPE_TRANSFER_DISCARD_RANGE = (1 << 8),

   /**
    * Fail if the resource cannot be mapped immediately.
    *
    * See also:
    * - Direct3D's D3DLOCK_DONOTWAIT flag.
    * - Mesa3D's MESA_MAP_NOWAIT_BIT flag.
    * - WDDM's D3DDDICB_LOCKFLAGS.DonotWait flag.
    */
   PIPE_TRANSFER_DONTBLOCK = (1 << 9),

   /**
    * Do not attempt to synchronize pending operations on the resource when mapping.
    *
    * It should not be used with PIPE_TRANSFER_READ.
    *
    * See also:
    * - OpenGL's ARB_map_buffer_range extension, MAP_UNSYNCHRONIZED_BIT flag.
    * - Direct3D's D3DLOCK_NOOVERWRITE flag.
    * - WDDM's D3DDDICB_LOCKFLAGS.IgnoreSync flag.
    */
   PIPE_TRANSFER_UNSYNCHRONIZED = (1 << 10),

   /**
    * Written ranges will be notified later with
    * pipe_context::transfer_flush_region.
    *
    * It should not be used with PIPE_TRANSFER_READ.
    *
    * See also:
    * - pipe_context::transfer_flush_region
    * - OpenGL's ARB_map_buffer_range extension, MAP_FLUSH_EXPLICIT_BIT flag.
    */
   PIPE_TRANSFER_FLUSH_EXPLICIT = (1 << 11),

   /**
    * Discards all memory backing the resource.
    *
    * It should not be used with PIPE_TRANSFER_READ.
    *
    * This is equivalent to:
    * - OpenGL's ARB_map_buffer_range extension, MAP_INVALIDATE_BUFFER_BIT
    * - BufferData(NULL) on a GL buffer
    * - Direct3D's D3DLOCK_DISCARD flag.
    * - WDDM's D3DDDICB_LOCKFLAGS.Discard flag.
    * - D3D10 DDI's D3D10_DDI_MAP_WRITE_DISCARD flag
    * - D3D10's D3D10_MAP_WRITE_DISCARD flag.
    */
   PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE = (1 << 12),

   /**
    * Allows the resource to be used for rendering while mapped.
    *
    * PIPE_RESOURCE_FLAG_MAP_PERSISTENT must be set when creating
    * the resource.
    *
    * If COHERENT is not set, memory_barrier(PIPE_BARRIER_MAPPED_BUFFER)
    * must be called to ensure the device can see what the CPU has written.
    */
   PIPE_TRANSFER_PERSISTENT = (1 << 13),

   /**
    * If PERSISTENT is set, this ensures any writes done by the device are
    * immediately visible to the CPU and vice versa.
    *
    * PIPE_RESOURCE_FLAG_MAP_COHERENT must be set when creating
    * the resource.
    */
   PIPE_TRANSFER_COHERENT = (1 << 14)
};

/**
 * Flags for the flush function.
 */
enum pipe_flush_flags
{
   PIPE_FLUSH_END_OF_FRAME = (1 << 0)
};

/**
 * Flags for pipe_context::memory_barrier.
 */
#define PIPE_BARRIER_MAPPED_BUFFER     (1 << 0)

/**
 * Resource binding flags -- state tracker must specify in advance all
 * the ways a resource might be used.
 */
#define PIPE_BIND_DEPTH_STENCIL        (1 << 0) /* create_surface */
#define PIPE_BIND_RENDER_TARGET        (1 << 1) /* create_surface */
#define PIPE_BIND_BLENDABLE            (1 << 2) /* create_surface */
#define PIPE_BIND_SAMPLER_VIEW         (1 << 3) /* create_sampler_view */
#define PIPE_BIND_VERTEX_BUFFER        (1 << 4) /* set_vertex_buffers */
#define PIPE_BIND_INDEX_BUFFER         (1 << 5) /* draw_elements */
#define PIPE_BIND_CONSTANT_BUFFER      (1 << 6) /* set_constant_buffer */
#define PIPE_BIND_DISPLAY_TARGET       (1 << 7) /* flush_front_buffer */
#define PIPE_BIND_TRANSFER_WRITE       (1 << 8) /* transfer_map */
#define PIPE_BIND_TRANSFER_READ        (1 << 9) /* transfer_map */
#define PIPE_BIND_STREAM_OUTPUT        (1 << 10) /* set_stream_output_buffers */
#define PIPE_BIND_CURSOR               (1 << 11) /* mouse cursor */
#define PIPE_BIND_CUSTOM               (1 << 12) /* state-tracker/winsys usages */
#define PIPE_BIND_GLOBAL               (1 << 13) /* set_global_binding */
#define PIPE_BIND_SHADER_RESOURCE      (1 << 14) /* set_shader_resources */
#define PIPE_BIND_COMPUTE_RESOURCE     (1 << 15) /* set_compute_resources */
#define PIPE_BIND_COMMAND_ARGS_BUFFER  (1 << 16) /* pipe_draw_info.indirect */

/**
 * The first two flags above were previously part of the amorphous
 * TEXTURE_USAGE, most of which are now descriptions of the ways a
 * particular texture can be bound to the gallium pipeline.  The two flags
 * below do not fit within that and probably need to be migrated to some
 * other place.
 *
 * It seems like scanout is used by the Xorg state tracker to ask for
 * a texture suitable for actual scanout (hence the name), which
 * implies extra layout constraints on some hardware.  It may also
 * have some special meaning regarding mouse cursor images.
 *
 * The shared flag is quite underspecified, but certainly isn't a
 * binding flag - it seems more like a message to the winsys to create
 * a shareable allocation.
 * 
 * The third flag has been added to be able to force textures to be created
 * in linear mode (no tiling).
 */
#define PIPE_BIND_SCANOUT     (1 << 17) /*  */
#define PIPE_BIND_SHARED      (1 << 18) /* get_texture_handle ??? */
#define PIPE_BIND_LINEAR      (1 << 19)


/**
 * Flags for the driver about resource behaviour:
 */
#define PIPE_RESOURCE_FLAG_MAP_PERSISTENT (1 << 0)
#define PIPE_RESOURCE_FLAG_MAP_COHERENT   (1 << 1)
#define PIPE_RESOURCE_FLAG_DRV_PRIV    (1 << 16) /* driver/winsys private */
#define PIPE_RESOURCE_FLAG_ST_PRIV     (1 << 24) /* state-tracker/winsys private */

/**
 * Hint about the expected lifecycle of a resource.
 * Sorted according to GPU vs CPU access.
 */
#define PIPE_USAGE_DEFAULT        0 /* fast GPU access */
#define PIPE_USAGE_IMMUTABLE      1 /* fast GPU access, immutable */
#define PIPE_USAGE_DYNAMIC        2 /* uploaded data is used multiple times */
#define PIPE_USAGE_STREAM         3 /* uploaded data is used once */
#define PIPE_USAGE_STAGING        4 /* fast CPU access */


/**
 * Shaders
 */
#define PIPE_SHADER_VERTEX   0
#define PIPE_SHADER_FRAGMENT 1
#define PIPE_SHADER_GEOMETRY 2
#define PIPE_SHADER_COMPUTE  3
#define PIPE_SHADER_TYPES    4


/**
 * Primitive types:
 */
#define PIPE_PRIM_POINTS                    0
#define PIPE_PRIM_LINES                     1
#define PIPE_PRIM_LINE_LOOP                 2
#define PIPE_PRIM_LINE_STRIP                3
#define PIPE_PRIM_TRIANGLES                 4
#define PIPE_PRIM_TRIANGLE_STRIP            5
#define PIPE_PRIM_TRIANGLE_FAN              6
#define PIPE_PRIM_QUADS                     7
#define PIPE_PRIM_QUAD_STRIP                8
#define PIPE_PRIM_POLYGON                   9
#define PIPE_PRIM_LINES_ADJACENCY          10
#define PIPE_PRIM_LINE_STRIP_ADJACENCY     11
#define PIPE_PRIM_TRIANGLES_ADJACENCY      12
#define PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY 13
#define PIPE_PRIM_MAX                      14


/**
 * Query object types
 */
#define PIPE_QUERY_OCCLUSION_COUNTER     0
#define PIPE_QUERY_OCCLUSION_PREDICATE   1
#define PIPE_QUERY_TIMESTAMP             2
#define PIPE_QUERY_TIMESTAMP_DISJOINT    3
#define PIPE_QUERY_TIME_ELAPSED          4
#define PIPE_QUERY_PRIMITIVES_GENERATED  5
#define PIPE_QUERY_PRIMITIVES_EMITTED    6
#define PIPE_QUERY_SO_STATISTICS         7
#define PIPE_QUERY_SO_OVERFLOW_PREDICATE 8
#define PIPE_QUERY_GPU_FINISHED          9
#define PIPE_QUERY_PIPELINE_STATISTICS  10
#define PIPE_QUERY_TYPES                11
/* start of driver queries, see pipe_screen::get_driver_query_info */
#define PIPE_QUERY_DRIVER_SPECIFIC     256


/**
 * Conditional rendering modes
 */
#define PIPE_RENDER_COND_WAIT              0
#define PIPE_RENDER_COND_NO_WAIT           1
#define PIPE_RENDER_COND_BY_REGION_WAIT    2
#define PIPE_RENDER_COND_BY_REGION_NO_WAIT 3


/**
 * Point sprite coord modes
 */
#define PIPE_SPRITE_COORD_UPPER_LEFT 0
#define PIPE_SPRITE_COORD_LOWER_LEFT 1


/**
 * Texture swizzles
 */
#define PIPE_SWIZZLE_RED   0
#define PIPE_SWIZZLE_GREEN 1
#define PIPE_SWIZZLE_BLUE  2
#define PIPE_SWIZZLE_ALPHA 3
#define PIPE_SWIZZLE_ZERO  4
#define PIPE_SWIZZLE_ONE   5


#define PIPE_TIMEOUT_INFINITE 0xffffffffffffffffull


/**
 * Device reset status.
 */
enum pipe_reset_status
{
   PIPE_NO_RESET = 0,
   PIPE_GUILTY_CONTEXT_RESET = 1,
   PIPE_INNOCENT_CONTEXT_RESET = 2,
   PIPE_UNKNOWN_CONTEXT_RESET = 3
};


/**
 * Implementation capabilities/limits which are queried through
 * pipe_screen::get_param()
 */
enum pipe_cap
{
   PIPE_CAP_NPOT_TEXTURES = 1,
   PIPE_CAP_TWO_SIDED_STENCIL = 2,
   PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS = 4,
   PIPE_CAP_ANISOTROPIC_FILTER = 5,
   PIPE_CAP_POINT_SPRITE = 6,
   PIPE_CAP_MAX_RENDER_TARGETS = 7,
   PIPE_CAP_OCCLUSION_QUERY = 8,
   PIPE_CAP_QUERY_TIME_ELAPSED = 9,
   PIPE_CAP_TEXTURE_SHADOW_MAP = 10,
   PIPE_CAP_TEXTURE_SWIZZLE = 11,
   PIPE_CAP_MAX_TEXTURE_2D_LEVELS = 12,
   PIPE_CAP_MAX_TEXTURE_3D_LEVELS = 13,
   PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS = 14,
   PIPE_CAP_TEXTURE_MIRROR_CLAMP = 25,
   PIPE_CAP_BLEND_EQUATION_SEPARATE = 28,
   PIPE_CAP_SM3 = 29,  /*< Shader Model, supported */
   PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS = 30,
   PIPE_CAP_PRIMITIVE_RESTART = 31,
   /** blend enables and write masks per rendertarget */
   PIPE_CAP_INDEP_BLEND_ENABLE = 33,
   /** different blend funcs per rendertarget */
   PIPE_CAP_INDEP_BLEND_FUNC = 34,
   PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS = 36,
   PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT = 37,
   PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT = 38,
   PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER = 39,
   PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER = 40,
   PIPE_CAP_DEPTH_CLIP_DISABLE = 41,
   PIPE_CAP_SHADER_STENCIL_EXPORT = 42,
   PIPE_CAP_TGSI_INSTANCEID = 43,
   PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR = 44,
   PIPE_CAP_FRAGMENT_COLOR_CLAMPED = 45,
   PIPE_CAP_MIXED_COLORBUFFER_FORMATS = 46,
   PIPE_CAP_SEAMLESS_CUBE_MAP = 47,
   PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE = 48,
   PIPE_CAP_MIN_TEXEL_OFFSET = 50,
   PIPE_CAP_MAX_TEXEL_OFFSET = 51,
   PIPE_CAP_CONDITIONAL_RENDER = 52,
   PIPE_CAP_TEXTURE_BARRIER = 53,
   PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS = 55,
   PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS = 56,
   PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME = 57,
   PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS = 59, /* temporary */
   PIPE_CAP_VERTEX_COLOR_UNCLAMPED = 60,
   PIPE_CAP_VERTEX_COLOR_CLAMPED = 61,
   PIPE_CAP_GLSL_FEATURE_LEVEL = 62,
   PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION = 63,
   PIPE_CAP_USER_VERTEX_BUFFERS = 64,
   PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY = 65,
   PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY = 66,
   PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY = 67,
   PIPE_CAP_COMPUTE = 68,
   PIPE_CAP_USER_INDEX_BUFFERS = 69,
   PIPE_CAP_USER_CONSTANT_BUFFERS = 70,
   PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT = 71,
   PIPE_CAP_START_INSTANCE = 72,
   PIPE_CAP_QUERY_TIMESTAMP = 73,
   PIPE_CAP_TEXTURE_MULTISAMPLE = 74,
   PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT = 75,
   PIPE_CAP_CUBE_MAP_ARRAY = 76,
   PIPE_CAP_TEXTURE_BUFFER_OBJECTS = 77,
   PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT = 78,
   PIPE_CAP_TGSI_TEXCOORD = 79,
   PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER = 80,
   PIPE_CAP_QUERY_PIPELINE_STATISTICS = 81,
   PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK = 82,
   PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE = 83,
   PIPE_CAP_MAX_VIEWPORTS = 84,
   PIPE_CAP_ENDIANNESS = 85,
   PIPE_CAP_MIXED_FRAMEBUFFER_SIZES = 86,
   PIPE_CAP_TGSI_VS_LAYER_VIEWPORT = 87,
   PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES = 88,
   PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS = 89,
   PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS = 90,
   PIPE_CAP_TEXTURE_GATHER_SM5 = 91,
   PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT = 92,
   PIPE_CAP_FAKE_SW_MSAA = 93,
   PIPE_CAP_TEXTURE_QUERY_LOD = 94,
   PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET = 95,
   PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET = 96,
   PIPE_CAP_SAMPLE_SHADING = 97,
   PIPE_CAP_TEXTURE_GATHER_OFFSETS = 98,
   PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION = 99,
   PIPE_CAP_MAX_VERTEX_STREAMS = 100,
   PIPE_CAP_DRAW_INDIRECT = 101,
   PIPE_CAP_TGSI_FS_FINE_DERIVATIVE = 102,
   PIPE_CAP_VENDOR_ID = 103,
   PIPE_CAP_DEVICE_ID = 104,
   PIPE_CAP_ACCELERATED = 105,
   PIPE_CAP_VIDEO_MEMORY = 106,
   PIPE_CAP_UMA = 107,
   PIPE_CAP_CONDITIONAL_RENDER_INVERTED = 108,
   PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE = 109,
   PIPE_CAP_SAMPLER_VIEW_TARGET = 110,
   PIPE_CAP_CLIP_HALFZ = 111,
   PIPE_CAP_VERTEXID_NOBASE = 112,
   PIPE_CAP_POLYGON_OFFSET_CLAMP = 113,
   PIPE_CAP_MULTISAMPLE_Z_RESOLVE = 114,
   PIPE_CAP_RESOURCE_FROM_USER_MEMORY = 115,
};

#define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)
#define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600 (1 << 1)

enum pipe_endian
{
   PIPE_ENDIAN_LITTLE = 0,
   PIPE_ENDIAN_BIG = 1,
#if defined(PIPE_ARCH_LITTLE_ENDIAN)
   PIPE_ENDIAN_NATIVE = PIPE_ENDIAN_LITTLE
#elif defined(PIPE_ARCH_BIG_ENDIAN)
   PIPE_ENDIAN_NATIVE = PIPE_ENDIAN_BIG
#endif
};

/**
 * Implementation limits which are queried through
 * pipe_screen::get_paramf()
 */
enum pipe_capf
{
   PIPE_CAPF_MAX_LINE_WIDTH,
   PIPE_CAPF_MAX_LINE_WIDTH_AA,
   PIPE_CAPF_MAX_POINT_WIDTH,
   PIPE_CAPF_MAX_POINT_WIDTH_AA,
   PIPE_CAPF_MAX_TEXTURE_ANISOTROPY,
   PIPE_CAPF_MAX_TEXTURE_LOD_BIAS,
   PIPE_CAPF_GUARD_BAND_LEFT,
   PIPE_CAPF_GUARD_BAND_TOP,
   PIPE_CAPF_GUARD_BAND_RIGHT,
   PIPE_CAPF_GUARD_BAND_BOTTOM
};

/** Shader caps not specific to any single stage */
enum pipe_shader_cap
{
   PIPE_SHADER_CAP_MAX_INSTRUCTIONS, /* if 0, it means the stage is unsupported */
   PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS,
   PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS,
   PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS,
   PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH,
   PIPE_SHADER_CAP_MAX_INPUTS,
   PIPE_SHADER_CAP_MAX_OUTPUTS,
   PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE,
   PIPE_SHADER_CAP_MAX_CONST_BUFFERS,
   PIPE_SHADER_CAP_MAX_TEMPS,
   PIPE_SHADER_CAP_MAX_PREDS,
   /* boolean caps */
   PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED,
   PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR,
   PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR,
   PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR,
   PIPE_SHADER_CAP_INDIRECT_CONST_ADDR,
   PIPE_SHADER_CAP_SUBROUTINES, /* BGNSUB, ENDSUB, CAL, RET */
   PIPE_SHADER_CAP_INTEGERS,
   PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS,
   PIPE_SHADER_CAP_PREFERRED_IR,
   PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED,
   PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS,
   PIPE_SHADER_CAP_DOUBLES,
   PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED, /* all rounding modes */
   PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED,
   PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED,
};

/**
 * Shader intermediate representation.
 */
enum pipe_shader_ir
{
   PIPE_SHADER_IR_TGSI,
   PIPE_SHADER_IR_LLVM,
   PIPE_SHADER_IR_NATIVE
};

/**
 * Compute-specific implementation capability.  They can be queried
 * using pipe_screen::get_compute_param.
 */
enum pipe_compute_cap
{
   PIPE_COMPUTE_CAP_IR_TARGET,
   PIPE_COMPUTE_CAP_GRID_DIMENSION,
   PIPE_COMPUTE_CAP_MAX_GRID_SIZE,
   PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE,
   PIPE_COMPUTE_CAP_MAX_THREADS_PER_BLOCK,
   PIPE_COMPUTE_CAP_MAX_GLOBAL_SIZE,
   PIPE_COMPUTE_CAP_MAX_LOCAL_SIZE,
   PIPE_COMPUTE_CAP_MAX_PRIVATE_SIZE,
   PIPE_COMPUTE_CAP_MAX_INPUT_SIZE,
   PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE,
   PIPE_COMPUTE_CAP_MAX_CLOCK_FREQUENCY,
   PIPE_COMPUTE_CAP_MAX_COMPUTE_UNITS,
   PIPE_COMPUTE_CAP_IMAGES_SUPPORTED
};

/**
 * Composite query types
 */

/**
 * Query result for PIPE_QUERY_SO_STATISTICS.
 */
struct pipe_query_data_so_statistics
{
   uint64_t num_primitives_written;
   uint64_t primitives_storage_needed;
};

/**
 * Query result for PIPE_QUERY_TIMESTAMP_DISJOINT.
 */
struct pipe_query_data_timestamp_disjoint
{
   uint64_t frequency;
   boolean  disjoint;
};

/**
 * Query result for PIPE_QUERY_PIPELINE_STATISTICS.
 */
struct pipe_query_data_pipeline_statistics
{
   uint64_t ia_vertices;    /**< Num vertices read by the vertex fetcher. */
   uint64_t ia_primitives;  /**< Num primitives read by the vertex fetcher. */
   uint64_t vs_invocations; /**< Num vertex shader invocations. */
   uint64_t gs_invocations; /**< Num geometry shader invocations. */
   uint64_t gs_primitives;  /**< Num primitives output by a geometry shader. */
   uint64_t c_invocations;  /**< Num primitives sent to the rasterizer. */
   uint64_t c_primitives;   /**< Num primitives that were rendered. */
   uint64_t ps_invocations; /**< Num pixel shader invocations. */
   uint64_t hs_invocations; /**< Num hull shader invocations. */
   uint64_t ds_invocations; /**< Num domain shader invocations. */
   uint64_t cs_invocations; /**< Num compute shader invocations. */
};

/**
 * Query result (returned by pipe_context::get_query_result).
 */
union pipe_query_result
{
   /* PIPE_QUERY_OCCLUSION_PREDICATE */
   /* PIPE_QUERY_SO_OVERFLOW_PREDICATE */
   /* PIPE_QUERY_GPU_FINISHED */
   boolean b;

   /* PIPE_QUERY_OCCLUSION_COUNTER */
   /* PIPE_QUERY_TIMESTAMP */
   /* PIPE_QUERY_TIME_ELAPSED */
   /* PIPE_QUERY_PRIMITIVES_GENERATED */
   /* PIPE_QUERY_PRIMITIVES_EMITTED */
   /* PIPE_DRIVER_QUERY_TYPE_UINT64 */
   uint64_t u64;

   /* PIPE_DRIVER_QUERY_TYPE_UINT */
   uint32_t u32;

   /* PIPE_DRIVER_QUERY_TYPE_FLOAT */
   /* PIPE_DRIVER_QUERY_TYPE_PERCENTAGE */
   float f;

   /* PIPE_QUERY_SO_STATISTICS */
   struct pipe_query_data_so_statistics so_statistics;

   /* PIPE_QUERY_TIMESTAMP_DISJOINT */
   struct pipe_query_data_timestamp_disjoint timestamp_disjoint;

   /* PIPE_QUERY_PIPELINE_STATISTICS */
   struct pipe_query_data_pipeline_statistics pipeline_statistics;
};

union pipe_color_union
{
   float f[4];
   int i[4];
   unsigned int ui[4];
};

enum pipe_driver_query_type
{
   PIPE_DRIVER_QUERY_TYPE_UINT64     = 0,
   PIPE_DRIVER_QUERY_TYPE_UINT       = 1,
   PIPE_DRIVER_QUERY_TYPE_FLOAT      = 2,
   PIPE_DRIVER_QUERY_TYPE_PERCENTAGE = 3,
   PIPE_DRIVER_QUERY_TYPE_BYTES      = 4,
};

enum pipe_driver_query_group_type
{
   PIPE_DRIVER_QUERY_GROUP_TYPE_CPU = 0,
   PIPE_DRIVER_QUERY_GROUP_TYPE_GPU = 1,
};

union pipe_numeric_type_union
{
   uint64_t u64;
   uint32_t u32;
   float f;
};

struct pipe_driver_query_info
{
   const char *name;
   unsigned query_type; /* PIPE_QUERY_DRIVER_SPECIFIC + i */
   union pipe_numeric_type_union max_value; /* max value that can be returned */
   enum pipe_driver_query_type type;
   unsigned group_id;
};

struct pipe_driver_query_group_info
{
   const char *name;
   enum pipe_driver_query_group_type type;
   unsigned max_active_queries;
   unsigned num_queries;
};

#ifdef __cplusplus
}
#endif

#endif