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1 /**************************************************************************
2  *
3  * Copyright 2007 VMware, Inc.
4  * All Rights Reserved.
5  *
6  * Permission is hereby granted, free of charge, to any person obtaining a
7  * copy of this software and associated documentation files (the
8  * "Software"), to deal in the Software without restriction, including
9  * without limitation the rights to use, copy, modify, merge, publish,
10  * distribute, sub license, and/or sell copies of the Software, and to
11  * permit persons to whom the Software is furnished to do so, subject to
12  * the following conditions:
13  *
14  * The above copyright notice and this permission notice (including the
15  * next paragraph) shall be included in all copies or substantial portions
16  * of the Software.
17  *
18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
25  *
26  **************************************************************************/
27 
28 #ifndef PIPE_DEFINES_H
29 #define PIPE_DEFINES_H
30 
31 #include "p_compiler.h"
32 
33 #ifdef __cplusplus
34 extern "C" {
35 #endif
36 
37 /**
38  * Gallium error codes.
39  *
40  * - A zero value always means success.
41  * - A negative value always means failure.
42  * - The meaning of a positive value is function dependent.
43  */
44 enum pipe_error
45 {
46    PIPE_OK = 0,
47    PIPE_ERROR = -1,    /**< Generic error */
48    PIPE_ERROR_BAD_INPUT = -2,
49    PIPE_ERROR_OUT_OF_MEMORY = -3,
50    PIPE_ERROR_RETRY = -4
51    /* TODO */
52 };
53 
54 enum pipe_blendfactor {
55    PIPE_BLENDFACTOR_ONE = 1,
56    PIPE_BLENDFACTOR_SRC_COLOR,
57    PIPE_BLENDFACTOR_SRC_ALPHA,
58    PIPE_BLENDFACTOR_DST_ALPHA,
59    PIPE_BLENDFACTOR_DST_COLOR,
60    PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE,
61    PIPE_BLENDFACTOR_CONST_COLOR,
62    PIPE_BLENDFACTOR_CONST_ALPHA,
63    PIPE_BLENDFACTOR_SRC1_COLOR,
64    PIPE_BLENDFACTOR_SRC1_ALPHA,
65 
66    PIPE_BLENDFACTOR_ZERO = 0x11,
67    PIPE_BLENDFACTOR_INV_SRC_COLOR,
68    PIPE_BLENDFACTOR_INV_SRC_ALPHA,
69    PIPE_BLENDFACTOR_INV_DST_ALPHA,
70    PIPE_BLENDFACTOR_INV_DST_COLOR,
71 
72    PIPE_BLENDFACTOR_INV_CONST_COLOR = 0x17,
73    PIPE_BLENDFACTOR_INV_CONST_ALPHA,
74    PIPE_BLENDFACTOR_INV_SRC1_COLOR,
75    PIPE_BLENDFACTOR_INV_SRC1_ALPHA,
76 };
77 
78 enum pipe_blend_func {
79    PIPE_BLEND_ADD,
80    PIPE_BLEND_SUBTRACT,
81    PIPE_BLEND_REVERSE_SUBTRACT,
82    PIPE_BLEND_MIN,
83    PIPE_BLEND_MAX,
84 };
85 
86 enum pipe_logicop {
87    PIPE_LOGICOP_CLEAR,
88    PIPE_LOGICOP_NOR,
89    PIPE_LOGICOP_AND_INVERTED,
90    PIPE_LOGICOP_COPY_INVERTED,
91    PIPE_LOGICOP_AND_REVERSE,
92    PIPE_LOGICOP_INVERT,
93    PIPE_LOGICOP_XOR,
94    PIPE_LOGICOP_NAND,
95    PIPE_LOGICOP_AND,
96    PIPE_LOGICOP_EQUIV,
97    PIPE_LOGICOP_NOOP,
98    PIPE_LOGICOP_OR_INVERTED,
99    PIPE_LOGICOP_COPY,
100    PIPE_LOGICOP_OR_REVERSE,
101    PIPE_LOGICOP_OR,
102    PIPE_LOGICOP_SET,
103 };
104 
105 #define PIPE_MASK_R  0x1
106 #define PIPE_MASK_G  0x2
107 #define PIPE_MASK_B  0x4
108 #define PIPE_MASK_A  0x8
109 #define PIPE_MASK_RGBA 0xf
110 #define PIPE_MASK_Z  0x10
111 #define PIPE_MASK_S  0x20
112 #define PIPE_MASK_ZS 0x30
113 #define PIPE_MASK_RGBAZS (PIPE_MASK_RGBA|PIPE_MASK_ZS)
114 
115 
116 /**
117  * Inequality functions.  Used for depth test, stencil compare, alpha
118  * test, shadow compare, etc.
119  */
120 enum pipe_compare_func {
121    PIPE_FUNC_NEVER,
122    PIPE_FUNC_LESS,
123    PIPE_FUNC_EQUAL,
124    PIPE_FUNC_LEQUAL,
125    PIPE_FUNC_GREATER,
126    PIPE_FUNC_NOTEQUAL,
127    PIPE_FUNC_GEQUAL,
128    PIPE_FUNC_ALWAYS,
129 };
130 
131 /** Polygon fill mode */
132 enum {
133    PIPE_POLYGON_MODE_FILL,
134    PIPE_POLYGON_MODE_LINE,
135    PIPE_POLYGON_MODE_POINT,
136 };
137 
138 /** Polygon face specification, eg for culling */
139 #define PIPE_FACE_NONE           0
140 #define PIPE_FACE_FRONT          1
141 #define PIPE_FACE_BACK           2
142 #define PIPE_FACE_FRONT_AND_BACK (PIPE_FACE_FRONT | PIPE_FACE_BACK)
143 
144 /** Stencil ops */
145 enum pipe_stencil_op {
146    PIPE_STENCIL_OP_KEEP,
147    PIPE_STENCIL_OP_ZERO,
148    PIPE_STENCIL_OP_REPLACE,
149    PIPE_STENCIL_OP_INCR,
150    PIPE_STENCIL_OP_DECR,
151    PIPE_STENCIL_OP_INCR_WRAP,
152    PIPE_STENCIL_OP_DECR_WRAP,
153    PIPE_STENCIL_OP_INVERT,
154 };
155 
156 /** Texture types.
157  * See the documentation for info on PIPE_TEXTURE_RECT vs PIPE_TEXTURE_2D
158  */
159 enum pipe_texture_target
160 {
161    PIPE_BUFFER,
162    PIPE_TEXTURE_1D,
163    PIPE_TEXTURE_2D,
164    PIPE_TEXTURE_3D,
165    PIPE_TEXTURE_CUBE,
166    PIPE_TEXTURE_RECT,
167    PIPE_TEXTURE_1D_ARRAY,
168    PIPE_TEXTURE_2D_ARRAY,
169    PIPE_TEXTURE_CUBE_ARRAY,
170    PIPE_MAX_TEXTURE_TYPES,
171 };
172 
173 enum pipe_tex_face {
174    PIPE_TEX_FACE_POS_X,
175    PIPE_TEX_FACE_NEG_X,
176    PIPE_TEX_FACE_POS_Y,
177    PIPE_TEX_FACE_NEG_Y,
178    PIPE_TEX_FACE_POS_Z,
179    PIPE_TEX_FACE_NEG_Z,
180    PIPE_TEX_FACE_MAX,
181 };
182 
183 enum pipe_tex_wrap {
184    PIPE_TEX_WRAP_REPEAT,
185    PIPE_TEX_WRAP_CLAMP,
186    PIPE_TEX_WRAP_CLAMP_TO_EDGE,
187    PIPE_TEX_WRAP_CLAMP_TO_BORDER,
188    PIPE_TEX_WRAP_MIRROR_REPEAT,
189    PIPE_TEX_WRAP_MIRROR_CLAMP,
190    PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE,
191    PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER,
192 };
193 
194 /** Between mipmaps, ie mipfilter */
195 enum pipe_tex_mipfilter {
196    PIPE_TEX_MIPFILTER_NEAREST,
197    PIPE_TEX_MIPFILTER_LINEAR,
198    PIPE_TEX_MIPFILTER_NONE,
199 };
200 
201 /** Within a mipmap, ie min/mag filter */
202 enum pipe_tex_filter {
203    PIPE_TEX_FILTER_NEAREST,
204    PIPE_TEX_FILTER_LINEAR,
205 };
206 
207 enum pipe_tex_compare {
208    PIPE_TEX_COMPARE_NONE,
209    PIPE_TEX_COMPARE_R_TO_TEXTURE,
210 };
211 
212 /**
213  * Clear buffer bits
214  */
215 #define PIPE_CLEAR_DEPTH        (1 << 0)
216 #define PIPE_CLEAR_STENCIL      (1 << 1)
217 #define PIPE_CLEAR_COLOR0       (1 << 2)
218 #define PIPE_CLEAR_COLOR1       (1 << 3)
219 #define PIPE_CLEAR_COLOR2       (1 << 4)
220 #define PIPE_CLEAR_COLOR3       (1 << 5)
221 #define PIPE_CLEAR_COLOR4       (1 << 6)
222 #define PIPE_CLEAR_COLOR5       (1 << 7)
223 #define PIPE_CLEAR_COLOR6       (1 << 8)
224 #define PIPE_CLEAR_COLOR7       (1 << 9)
225 /** Combined flags */
226 /** All color buffers currently bound */
227 #define PIPE_CLEAR_COLOR        (PIPE_CLEAR_COLOR0 | PIPE_CLEAR_COLOR1 | \
228                                  PIPE_CLEAR_COLOR2 | PIPE_CLEAR_COLOR3 | \
229                                  PIPE_CLEAR_COLOR4 | PIPE_CLEAR_COLOR5 | \
230                                  PIPE_CLEAR_COLOR6 | PIPE_CLEAR_COLOR7)
231 #define PIPE_CLEAR_DEPTHSTENCIL (PIPE_CLEAR_DEPTH | PIPE_CLEAR_STENCIL)
232 
233 /**
234  * Transfer object usage flags
235  */
236 enum pipe_transfer_usage
237 {
238    /**
239     * Resource contents read back (or accessed directly) at transfer
240     * create time.
241     */
242    PIPE_TRANSFER_READ = (1 << 0),
243 
244    /**
245     * Resource contents will be written back at transfer_unmap
246     * time (or modified as a result of being accessed directly).
247     */
248    PIPE_TRANSFER_WRITE = (1 << 1),
249 
250    /**
251     * Read/modify/write
252     */
253    PIPE_TRANSFER_READ_WRITE = PIPE_TRANSFER_READ | PIPE_TRANSFER_WRITE,
254 
255    /**
256     * The transfer should map the texture storage directly. The driver may
257     * return NULL if that isn't possible, and the state tracker needs to cope
258     * with that and use an alternative path without this flag.
259     *
260     * E.g. the state tracker could have a simpler path which maps textures and
261     * does read/modify/write cycles on them directly, and a more complicated
262     * path which uses minimal read and write transfers.
263     */
264    PIPE_TRANSFER_MAP_DIRECTLY = (1 << 2),
265 
266    /**
267     * Discards the memory within the mapped region.
268     *
269     * It should not be used with PIPE_TRANSFER_READ.
270     *
271     * See also:
272     * - OpenGL's ARB_map_buffer_range extension, MAP_INVALIDATE_RANGE_BIT flag.
273     */
274    PIPE_TRANSFER_DISCARD_RANGE = (1 << 8),
275 
276    /**
277     * Fail if the resource cannot be mapped immediately.
278     *
279     * See also:
280     * - Direct3D's D3DLOCK_DONOTWAIT flag.
281     * - Mesa's MESA_MAP_NOWAIT_BIT flag.
282     * - WDDM's D3DDDICB_LOCKFLAGS.DonotWait flag.
283     */
284    PIPE_TRANSFER_DONTBLOCK = (1 << 9),
285 
286    /**
287     * Do not attempt to synchronize pending operations on the resource when mapping.
288     *
289     * It should not be used with PIPE_TRANSFER_READ.
290     *
291     * See also:
292     * - OpenGL's ARB_map_buffer_range extension, MAP_UNSYNCHRONIZED_BIT flag.
293     * - Direct3D's D3DLOCK_NOOVERWRITE flag.
294     * - WDDM's D3DDDICB_LOCKFLAGS.IgnoreSync flag.
295     */
296    PIPE_TRANSFER_UNSYNCHRONIZED = (1 << 10),
297 
298    /**
299     * Written ranges will be notified later with
300     * pipe_context::transfer_flush_region.
301     *
302     * It should not be used with PIPE_TRANSFER_READ.
303     *
304     * See also:
305     * - pipe_context::transfer_flush_region
306     * - OpenGL's ARB_map_buffer_range extension, MAP_FLUSH_EXPLICIT_BIT flag.
307     */
308    PIPE_TRANSFER_FLUSH_EXPLICIT = (1 << 11),
309 
310    /**
311     * Discards all memory backing the resource.
312     *
313     * It should not be used with PIPE_TRANSFER_READ.
314     *
315     * This is equivalent to:
316     * - OpenGL's ARB_map_buffer_range extension, MAP_INVALIDATE_BUFFER_BIT
317     * - BufferData(NULL) on a GL buffer
318     * - Direct3D's D3DLOCK_DISCARD flag.
319     * - WDDM's D3DDDICB_LOCKFLAGS.Discard flag.
320     * - D3D10 DDI's D3D10_DDI_MAP_WRITE_DISCARD flag
321     * - D3D10's D3D10_MAP_WRITE_DISCARD flag.
322     */
323    PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE = (1 << 12),
324 
325    /**
326     * Allows the resource to be used for rendering while mapped.
327     *
328     * PIPE_RESOURCE_FLAG_MAP_PERSISTENT must be set when creating
329     * the resource.
330     *
331     * If COHERENT is not set, memory_barrier(PIPE_BARRIER_MAPPED_BUFFER)
332     * must be called to ensure the device can see what the CPU has written.
333     */
334    PIPE_TRANSFER_PERSISTENT = (1 << 13),
335 
336    /**
337     * If PERSISTENT is set, this ensures any writes done by the device are
338     * immediately visible to the CPU and vice versa.
339     *
340     * PIPE_RESOURCE_FLAG_MAP_COHERENT must be set when creating
341     * the resource.
342     */
343    PIPE_TRANSFER_COHERENT = (1 << 14)
344 };
345 
346 /**
347  * Flags for the flush function.
348  */
349 enum pipe_flush_flags
350 {
351    PIPE_FLUSH_END_OF_FRAME = (1 << 0),
352    PIPE_FLUSH_DEFERRED = (1 << 1),
353    PIPE_FLUSH_FENCE_FD = (1 << 2),
354 };
355 
356 /**
357  * Flags for pipe_context::dump_debug_state.
358  */
359 #define PIPE_DUMP_DEVICE_STATUS_REGISTERS    (1 << 0)
360 #define PIPE_DUMP_CURRENT_STATES             (1 << 1)
361 #define PIPE_DUMP_CURRENT_SHADERS            (1 << 2)
362 #define PIPE_DUMP_LAST_COMMAND_BUFFER        (1 << 3)
363 
364 /**
365  * Create a compute-only context. Use in pipe_screen::context_create.
366  * This disables draw, blit, and clear*, render_condition, and other graphics
367  * functions. Interop with other graphics contexts is still allowed.
368  * This allows scheduling jobs on a compute-only hardware command queue that
369  * can run in parallel with graphics without stalling it.
370  */
371 #define PIPE_CONTEXT_COMPUTE_ONLY      (1 << 0)
372 
373 /**
374  * Gather debug information and expect that pipe_context::dump_debug_state
375  * will be called. Use in pipe_screen::context_create.
376  */
377 #define PIPE_CONTEXT_DEBUG             (1 << 1)
378 
379 /**
380  * Whether out-of-bounds shader loads must return zero and out-of-bounds
381  * shader stores must be dropped.
382  */
383 #define PIPE_CONTEXT_ROBUST_BUFFER_ACCESS (1 << 2)
384 
385 /**
386  * Flags for pipe_context::memory_barrier.
387  */
388 #define PIPE_BARRIER_MAPPED_BUFFER     (1 << 0)
389 #define PIPE_BARRIER_SHADER_BUFFER     (1 << 1)
390 #define PIPE_BARRIER_QUERY_BUFFER      (1 << 2)
391 #define PIPE_BARRIER_VERTEX_BUFFER     (1 << 3)
392 #define PIPE_BARRIER_INDEX_BUFFER      (1 << 4)
393 #define PIPE_BARRIER_CONSTANT_BUFFER   (1 << 5)
394 #define PIPE_BARRIER_INDIRECT_BUFFER   (1 << 6)
395 #define PIPE_BARRIER_TEXTURE           (1 << 7)
396 #define PIPE_BARRIER_IMAGE             (1 << 8)
397 #define PIPE_BARRIER_FRAMEBUFFER       (1 << 9)
398 #define PIPE_BARRIER_STREAMOUT_BUFFER  (1 << 10)
399 #define PIPE_BARRIER_GLOBAL_BUFFER     (1 << 11)
400 #define PIPE_BARRIER_ALL               ((1 << 12) - 1)
401 
402 /**
403  * Flags for pipe_context::texture_barrier.
404  */
405 #define PIPE_TEXTURE_BARRIER_SAMPLER      (1 << 0)
406 #define PIPE_TEXTURE_BARRIER_FRAMEBUFFER  (1 << 1)
407 
408 /**
409  * Resource binding flags -- state tracker must specify in advance all
410  * the ways a resource might be used.
411  */
412 #define PIPE_BIND_DEPTH_STENCIL        (1 << 0) /* create_surface */
413 #define PIPE_BIND_RENDER_TARGET        (1 << 1) /* create_surface */
414 #define PIPE_BIND_BLENDABLE            (1 << 2) /* create_surface */
415 #define PIPE_BIND_SAMPLER_VIEW         (1 << 3) /* create_sampler_view */
416 #define PIPE_BIND_VERTEX_BUFFER        (1 << 4) /* set_vertex_buffers */
417 #define PIPE_BIND_INDEX_BUFFER         (1 << 5) /* draw_elements */
418 #define PIPE_BIND_CONSTANT_BUFFER      (1 << 6) /* set_constant_buffer */
419 #define PIPE_BIND_DISPLAY_TARGET       (1 << 7) /* flush_front_buffer */
420 /* gap */
421 #define PIPE_BIND_STREAM_OUTPUT        (1 << 10) /* set_stream_output_buffers */
422 #define PIPE_BIND_CURSOR               (1 << 11) /* mouse cursor */
423 #define PIPE_BIND_CUSTOM               (1 << 12) /* state-tracker/winsys usages */
424 #define PIPE_BIND_GLOBAL               (1 << 13) /* set_global_binding */
425 #define PIPE_BIND_SHADER_BUFFER        (1 << 14) /* set_shader_buffers */
426 #define PIPE_BIND_SHADER_IMAGE         (1 << 15) /* set_shader_images */
427 #define PIPE_BIND_COMPUTE_RESOURCE     (1 << 16) /* set_compute_resources */
428 #define PIPE_BIND_COMMAND_ARGS_BUFFER  (1 << 17) /* pipe_draw_info.indirect */
429 #define PIPE_BIND_QUERY_BUFFER         (1 << 18) /* get_query_result_resource */
430 
431 /**
432  * The first two flags above were previously part of the amorphous
433  * TEXTURE_USAGE, most of which are now descriptions of the ways a
434  * particular texture can be bound to the gallium pipeline.  The two flags
435  * below do not fit within that and probably need to be migrated to some
436  * other place.
437  *
438  * It seems like scanout is used by the Xorg state tracker to ask for
439  * a texture suitable for actual scanout (hence the name), which
440  * implies extra layout constraints on some hardware.  It may also
441  * have some special meaning regarding mouse cursor images.
442  *
443  * The shared flag is quite underspecified, but certainly isn't a
444  * binding flag - it seems more like a message to the winsys to create
445  * a shareable allocation.
446  *
447  * The third flag has been added to be able to force textures to be created
448  * in linear mode (no tiling).
449  */
450 #define PIPE_BIND_SCANOUT     (1 << 19) /*  */
451 #define PIPE_BIND_SHARED      (1 << 20) /* get_texture_handle ??? */
452 #define PIPE_BIND_LINEAR      (1 << 21)
453 
454 
455 /**
456  * Flags for the driver about resource behaviour:
457  */
458 #define PIPE_RESOURCE_FLAG_MAP_PERSISTENT (1 << 0)
459 #define PIPE_RESOURCE_FLAG_MAP_COHERENT   (1 << 1)
460 #define PIPE_RESOURCE_FLAG_TEXTURING_MORE_LIKELY (1 << 2)
461 #define PIPE_RESOURCE_FLAG_DRV_PRIV    (1 << 16) /* driver/winsys private */
462 #define PIPE_RESOURCE_FLAG_ST_PRIV     (1 << 24) /* state-tracker/winsys private */
463 
464 /**
465  * Hint about the expected lifecycle of a resource.
466  * Sorted according to GPU vs CPU access.
467  */
468 enum pipe_resource_usage {
469    PIPE_USAGE_DEFAULT,        /* fast GPU access */
470    PIPE_USAGE_IMMUTABLE,      /* fast GPU access, immutable */
471    PIPE_USAGE_DYNAMIC,        /* uploaded data is used multiple times */
472    PIPE_USAGE_STREAM,         /* uploaded data is used once */
473    PIPE_USAGE_STAGING,        /* fast CPU access */
474 };
475 
476 /**
477  * Shaders
478  */
479 enum pipe_shader_type {
480    PIPE_SHADER_VERTEX,
481    PIPE_SHADER_FRAGMENT,
482    PIPE_SHADER_GEOMETRY,
483    PIPE_SHADER_TESS_CTRL,
484    PIPE_SHADER_TESS_EVAL,
485    PIPE_SHADER_COMPUTE,
486    PIPE_SHADER_TYPES,
487 };
488 
489 /**
490  * Primitive types:
491  */
492 enum pipe_prim_type {
493    PIPE_PRIM_POINTS,
494    PIPE_PRIM_LINES,
495    PIPE_PRIM_LINE_LOOP,
496    PIPE_PRIM_LINE_STRIP,
497    PIPE_PRIM_TRIANGLES,
498    PIPE_PRIM_TRIANGLE_STRIP,
499    PIPE_PRIM_TRIANGLE_FAN,
500    PIPE_PRIM_QUADS,
501    PIPE_PRIM_QUAD_STRIP,
502    PIPE_PRIM_POLYGON,
503    PIPE_PRIM_LINES_ADJACENCY,
504    PIPE_PRIM_LINE_STRIP_ADJACENCY,
505    PIPE_PRIM_TRIANGLES_ADJACENCY,
506    PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY,
507    PIPE_PRIM_PATCHES,
508    PIPE_PRIM_MAX,
509 };
510 
511 /**
512  * Tessellator spacing types
513  */
514 enum pipe_tess_spacing {
515    PIPE_TESS_SPACING_FRACTIONAL_ODD,
516    PIPE_TESS_SPACING_FRACTIONAL_EVEN,
517    PIPE_TESS_SPACING_EQUAL,
518 };
519 
520 /**
521  * Query object types
522  */
523 enum pipe_query_type {
524    PIPE_QUERY_OCCLUSION_COUNTER,
525    PIPE_QUERY_OCCLUSION_PREDICATE,
526    PIPE_QUERY_TIMESTAMP,
527    PIPE_QUERY_TIMESTAMP_DISJOINT,
528    PIPE_QUERY_TIME_ELAPSED,
529    PIPE_QUERY_PRIMITIVES_GENERATED,
530    PIPE_QUERY_PRIMITIVES_EMITTED,
531    PIPE_QUERY_SO_STATISTICS,
532    PIPE_QUERY_SO_OVERFLOW_PREDICATE,
533    PIPE_QUERY_GPU_FINISHED,
534    PIPE_QUERY_PIPELINE_STATISTICS,
535    PIPE_QUERY_TYPES,
536    /* start of driver queries, see pipe_screen::get_driver_query_info */
537    PIPE_QUERY_DRIVER_SPECIFIC = 256,
538 };
539 
540 /**
541  * Conditional rendering modes
542  */
543 enum pipe_render_cond_flag {
544    PIPE_RENDER_COND_WAIT,
545    PIPE_RENDER_COND_NO_WAIT,
546    PIPE_RENDER_COND_BY_REGION_WAIT,
547    PIPE_RENDER_COND_BY_REGION_NO_WAIT,
548 };
549 
550 /**
551  * Point sprite coord modes
552  */
553 enum pipe_sprite_coord_mode {
554    PIPE_SPRITE_COORD_UPPER_LEFT,
555    PIPE_SPRITE_COORD_LOWER_LEFT,
556 };
557 
558 /**
559  * Texture & format swizzles
560  */
561 enum pipe_swizzle {
562    PIPE_SWIZZLE_X,
563    PIPE_SWIZZLE_Y,
564    PIPE_SWIZZLE_Z,
565    PIPE_SWIZZLE_W,
566    PIPE_SWIZZLE_0,
567    PIPE_SWIZZLE_1,
568    PIPE_SWIZZLE_NONE,
569    PIPE_SWIZZLE_MAX, /**< Number of enums counter (must be last) */
570 };
571 
572 #define PIPE_TIMEOUT_INFINITE 0xffffffffffffffffull
573 
574 
575 /**
576  * Device reset status.
577  */
578 enum pipe_reset_status
579 {
580    PIPE_NO_RESET,
581    PIPE_GUILTY_CONTEXT_RESET,
582    PIPE_INNOCENT_CONTEXT_RESET,
583    PIPE_UNKNOWN_CONTEXT_RESET,
584 };
585 
586 
587 /**
588  * resource_get_handle flags.
589  */
590 /* Requires pipe_context::flush_resource before external use. */
591 #define PIPE_HANDLE_USAGE_EXPLICIT_FLUSH  (1 << 0)
592 /* Expected external use of the resource: */
593 #define PIPE_HANDLE_USAGE_READ            (1 << 1)
594 #define PIPE_HANDLE_USAGE_WRITE           (1 << 2)
595 #define PIPE_HANDLE_USAGE_READ_WRITE      (PIPE_HANDLE_USAGE_READ | \
596                                            PIPE_HANDLE_USAGE_WRITE)
597 
598 /**
599  * pipe_image_view access flags.
600  */
601 #define PIPE_IMAGE_ACCESS_READ       (1 << 0)
602 #define PIPE_IMAGE_ACCESS_WRITE      (1 << 1)
603 #define PIPE_IMAGE_ACCESS_READ_WRITE (PIPE_IMAGE_ACCESS_READ | \
604                                       PIPE_IMAGE_ACCESS_WRITE)
605 
606 /**
607  * Implementation capabilities/limits which are queried through
608  * pipe_screen::get_param()
609  */
610 enum pipe_cap
611 {
612    PIPE_CAP_NPOT_TEXTURES,
613    PIPE_CAP_TWO_SIDED_STENCIL,
614    PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS,
615    PIPE_CAP_ANISOTROPIC_FILTER,
616    PIPE_CAP_POINT_SPRITE,
617    PIPE_CAP_MAX_RENDER_TARGETS,
618    PIPE_CAP_OCCLUSION_QUERY,
619    PIPE_CAP_QUERY_TIME_ELAPSED,
620    PIPE_CAP_TEXTURE_SHADOW_MAP,
621    PIPE_CAP_TEXTURE_SWIZZLE,
622    PIPE_CAP_MAX_TEXTURE_2D_LEVELS,
623    PIPE_CAP_MAX_TEXTURE_3D_LEVELS,
624    PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS,
625    PIPE_CAP_TEXTURE_MIRROR_CLAMP,
626    PIPE_CAP_BLEND_EQUATION_SEPARATE,
627    PIPE_CAP_SM3,
628    PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS,
629    PIPE_CAP_PRIMITIVE_RESTART,
630    /** blend enables and write masks per rendertarget */
631    PIPE_CAP_INDEP_BLEND_ENABLE,
632    /** different blend funcs per rendertarget */
633    PIPE_CAP_INDEP_BLEND_FUNC,
634    PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS,
635    PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT,
636    PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT,
637    PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER,
638    PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER,
639    PIPE_CAP_DEPTH_CLIP_DISABLE,
640    PIPE_CAP_SHADER_STENCIL_EXPORT,
641    PIPE_CAP_TGSI_INSTANCEID,
642    PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR,
643    PIPE_CAP_FRAGMENT_COLOR_CLAMPED,
644    PIPE_CAP_MIXED_COLORBUFFER_FORMATS,
645    PIPE_CAP_SEAMLESS_CUBE_MAP,
646    PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE,
647    PIPE_CAP_MIN_TEXEL_OFFSET,
648    PIPE_CAP_MAX_TEXEL_OFFSET,
649    PIPE_CAP_CONDITIONAL_RENDER,
650    PIPE_CAP_TEXTURE_BARRIER,
651    PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS,
652    PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS,
653    PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME,
654    PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS,
655    PIPE_CAP_VERTEX_COLOR_UNCLAMPED,
656    PIPE_CAP_VERTEX_COLOR_CLAMPED,
657    PIPE_CAP_GLSL_FEATURE_LEVEL,
658    PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION,
659    PIPE_CAP_USER_VERTEX_BUFFERS,
660    PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY,
661    PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY,
662    PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY,
663    PIPE_CAP_COMPUTE,
664    PIPE_CAP_USER_INDEX_BUFFERS,
665    PIPE_CAP_USER_CONSTANT_BUFFERS,
666    PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT,
667    PIPE_CAP_START_INSTANCE,
668    PIPE_CAP_QUERY_TIMESTAMP,
669    PIPE_CAP_TEXTURE_MULTISAMPLE,
670    PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT,
671    PIPE_CAP_CUBE_MAP_ARRAY,
672    PIPE_CAP_TEXTURE_BUFFER_OBJECTS,
673    PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT,
674    PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY,
675    PIPE_CAP_TGSI_TEXCOORD,
676    PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER,
677    PIPE_CAP_QUERY_PIPELINE_STATISTICS,
678    PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK,
679    PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE,
680    PIPE_CAP_MAX_VIEWPORTS,
681    PIPE_CAP_ENDIANNESS,
682    PIPE_CAP_MIXED_FRAMEBUFFER_SIZES,
683    PIPE_CAP_TGSI_VS_LAYER_VIEWPORT,
684    PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES,
685    PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS,
686    PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS,
687    PIPE_CAP_TEXTURE_GATHER_SM5,
688    PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT,
689    PIPE_CAP_FAKE_SW_MSAA,
690    PIPE_CAP_TEXTURE_QUERY_LOD,
691    PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET,
692    PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET,
693    PIPE_CAP_SAMPLE_SHADING,
694    PIPE_CAP_TEXTURE_GATHER_OFFSETS,
695    PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION,
696    PIPE_CAP_MAX_VERTEX_STREAMS,
697    PIPE_CAP_DRAW_INDIRECT,
698    PIPE_CAP_TGSI_FS_FINE_DERIVATIVE,
699    PIPE_CAP_VENDOR_ID,
700    PIPE_CAP_DEVICE_ID,
701    PIPE_CAP_ACCELERATED,
702    PIPE_CAP_VIDEO_MEMORY,
703    PIPE_CAP_UMA,
704    PIPE_CAP_CONDITIONAL_RENDER_INVERTED,
705    PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE,
706    PIPE_CAP_SAMPLER_VIEW_TARGET,
707    PIPE_CAP_CLIP_HALFZ,
708    PIPE_CAP_VERTEXID_NOBASE,
709    PIPE_CAP_POLYGON_OFFSET_CLAMP,
710    PIPE_CAP_MULTISAMPLE_Z_RESOLVE,
711    PIPE_CAP_RESOURCE_FROM_USER_MEMORY,
712    PIPE_CAP_DEVICE_RESET_STATUS_QUERY,
713    PIPE_CAP_MAX_SHADER_PATCH_VARYINGS,
714    PIPE_CAP_TEXTURE_FLOAT_LINEAR,
715    PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR,
716    PIPE_CAP_DEPTH_BOUNDS_TEST,
717    PIPE_CAP_TGSI_TXQS,
718    PIPE_CAP_FORCE_PERSAMPLE_INTERP,
719    PIPE_CAP_SHAREABLE_SHADERS,
720    PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS,
721    PIPE_CAP_CLEAR_TEXTURE,
722    PIPE_CAP_DRAW_PARAMETERS,
723    PIPE_CAP_TGSI_PACK_HALF_FLOAT,
724    PIPE_CAP_MULTI_DRAW_INDIRECT,
725    PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS,
726    PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL,
727    PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL,
728    PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT,
729    PIPE_CAP_INVALIDATE_BUFFER,
730    PIPE_CAP_GENERATE_MIPMAP,
731    PIPE_CAP_STRING_MARKER,
732    PIPE_CAP_SURFACE_REINTERPRET_BLOCKS,
733    PIPE_CAP_QUERY_BUFFER_OBJECT,
734    PIPE_CAP_QUERY_MEMORY_INFO,
735    PIPE_CAP_PCI_GROUP,
736    PIPE_CAP_PCI_BUS,
737    PIPE_CAP_PCI_DEVICE,
738    PIPE_CAP_PCI_FUNCTION,
739    PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT,
740    PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR,
741    PIPE_CAP_CULL_DISTANCE,
742    PIPE_CAP_PRIMITIVE_RESTART_FOR_PATCHES,
743    PIPE_CAP_TGSI_VOTE,
744    PIPE_CAP_MAX_WINDOW_RECTANGLES,
745    PIPE_CAP_POLYGON_OFFSET_UNITS_UNSCALED,
746    PIPE_CAP_VIEWPORT_SUBPIXEL_BITS,
747    PIPE_CAP_MIXED_COLOR_DEPTH_BITS,
748    PIPE_CAP_TGSI_ARRAY_COMPONENTS,
749    PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS,
750    PIPE_CAP_TGSI_CAN_READ_OUTPUTS,
751    PIPE_CAP_NATIVE_FENCE_FD,
752    PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY,
753    PIPE_CAP_TGSI_FS_FBFETCH,
754 };
755 
756 #define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)
757 #define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600 (1 << 1)
758 
759 enum pipe_endian
760 {
761    PIPE_ENDIAN_LITTLE = 0,
762    PIPE_ENDIAN_BIG = 1,
763 #if defined(PIPE_ARCH_LITTLE_ENDIAN)
764    PIPE_ENDIAN_NATIVE = PIPE_ENDIAN_LITTLE
765 #elif defined(PIPE_ARCH_BIG_ENDIAN)
766    PIPE_ENDIAN_NATIVE = PIPE_ENDIAN_BIG
767 #endif
768 };
769 
770 /**
771  * Implementation limits which are queried through
772  * pipe_screen::get_paramf()
773  */
774 enum pipe_capf
775 {
776    PIPE_CAPF_MAX_LINE_WIDTH,
777    PIPE_CAPF_MAX_LINE_WIDTH_AA,
778    PIPE_CAPF_MAX_POINT_WIDTH,
779    PIPE_CAPF_MAX_POINT_WIDTH_AA,
780    PIPE_CAPF_MAX_TEXTURE_ANISOTROPY,
781    PIPE_CAPF_MAX_TEXTURE_LOD_BIAS,
782    PIPE_CAPF_GUARD_BAND_LEFT,
783    PIPE_CAPF_GUARD_BAND_TOP,
784    PIPE_CAPF_GUARD_BAND_RIGHT,
785    PIPE_CAPF_GUARD_BAND_BOTTOM
786 };
787 
788 /** Shader caps not specific to any single stage */
789 enum pipe_shader_cap
790 {
791    PIPE_SHADER_CAP_MAX_INSTRUCTIONS, /* if 0, it means the stage is unsupported */
792    PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS,
793    PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS,
794    PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS,
795    PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH,
796    PIPE_SHADER_CAP_MAX_INPUTS,
797    PIPE_SHADER_CAP_MAX_OUTPUTS,
798    PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE,
799    PIPE_SHADER_CAP_MAX_CONST_BUFFERS,
800    PIPE_SHADER_CAP_MAX_TEMPS,
801    PIPE_SHADER_CAP_MAX_PREDS,
802    /* boolean caps */
803    PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED,
804    PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR,
805    PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR,
806    PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR,
807    PIPE_SHADER_CAP_INDIRECT_CONST_ADDR,
808    PIPE_SHADER_CAP_SUBROUTINES, /* BGNSUB, ENDSUB, CAL, RET */
809    PIPE_SHADER_CAP_INTEGERS,
810    PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS,
811    PIPE_SHADER_CAP_PREFERRED_IR,
812    PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED,
813    PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS,
814    PIPE_SHADER_CAP_DOUBLES,
815    PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED, /* all rounding modes */
816    PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED,
817    PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED,
818    PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE,
819    PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT,
820    PIPE_SHADER_CAP_MAX_SHADER_BUFFERS,
821    PIPE_SHADER_CAP_SUPPORTED_IRS,
822    PIPE_SHADER_CAP_MAX_SHADER_IMAGES,
823    PIPE_SHADER_CAP_LOWER_IF_THRESHOLD,
824 };
825 
826 /**
827  * Shader intermediate representation.
828  *
829  * Note that if the driver requests something other than TGSI, it must
830  * always be prepared to receive TGSI in addition to its preferred IR.
831  * If the driver requests TGSI as its preferred IR, it will *always*
832  * get TGSI.
833  *
834  * Note that PIPE_SHADER_IR_TGSI should be zero for backwards compat with
835  * state trackers that only understand TGSI.
836  */
837 enum pipe_shader_ir
838 {
839    PIPE_SHADER_IR_TGSI = 0,
840    PIPE_SHADER_IR_LLVM,
841    PIPE_SHADER_IR_NATIVE,
842    PIPE_SHADER_IR_NIR,
843 };
844 
845 /**
846  * Compute-specific implementation capability.  They can be queried
847  * using pipe_screen::get_compute_param.
848  */
849 enum pipe_compute_cap
850 {
851    PIPE_COMPUTE_CAP_ADDRESS_BITS,
852    PIPE_COMPUTE_CAP_IR_TARGET,
853    PIPE_COMPUTE_CAP_GRID_DIMENSION,
854    PIPE_COMPUTE_CAP_MAX_GRID_SIZE,
855    PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE,
856    PIPE_COMPUTE_CAP_MAX_THREADS_PER_BLOCK,
857    PIPE_COMPUTE_CAP_MAX_GLOBAL_SIZE,
858    PIPE_COMPUTE_CAP_MAX_LOCAL_SIZE,
859    PIPE_COMPUTE_CAP_MAX_PRIVATE_SIZE,
860    PIPE_COMPUTE_CAP_MAX_INPUT_SIZE,
861    PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE,
862    PIPE_COMPUTE_CAP_MAX_CLOCK_FREQUENCY,
863    PIPE_COMPUTE_CAP_MAX_COMPUTE_UNITS,
864    PIPE_COMPUTE_CAP_IMAGES_SUPPORTED,
865    PIPE_COMPUTE_CAP_SUBGROUP_SIZE,
866    PIPE_COMPUTE_CAP_MAX_VARIABLE_THREADS_PER_BLOCK,
867 };
868 
869 /**
870  * Composite query types
871  */
872 
873 /**
874  * Query result for PIPE_QUERY_SO_STATISTICS.
875  */
876 struct pipe_query_data_so_statistics
877 {
878    uint64_t num_primitives_written;
879    uint64_t primitives_storage_needed;
880 };
881 
882 /**
883  * Query result for PIPE_QUERY_TIMESTAMP_DISJOINT.
884  */
885 struct pipe_query_data_timestamp_disjoint
886 {
887    uint64_t frequency;
888    boolean  disjoint;
889 };
890 
891 /**
892  * Query result for PIPE_QUERY_PIPELINE_STATISTICS.
893  */
894 struct pipe_query_data_pipeline_statistics
895 {
896    uint64_t ia_vertices;    /**< Num vertices read by the vertex fetcher. */
897    uint64_t ia_primitives;  /**< Num primitives read by the vertex fetcher. */
898    uint64_t vs_invocations; /**< Num vertex shader invocations. */
899    uint64_t gs_invocations; /**< Num geometry shader invocations. */
900    uint64_t gs_primitives;  /**< Num primitives output by a geometry shader. */
901    uint64_t c_invocations;  /**< Num primitives sent to the rasterizer. */
902    uint64_t c_primitives;   /**< Num primitives that were rendered. */
903    uint64_t ps_invocations; /**< Num pixel shader invocations. */
904    uint64_t hs_invocations; /**< Num hull shader invocations. */
905    uint64_t ds_invocations; /**< Num domain shader invocations. */
906    uint64_t cs_invocations; /**< Num compute shader invocations. */
907 };
908 
909 /**
910  * For batch queries.
911  */
912 union pipe_numeric_type_union
913 {
914    uint64_t u64;
915    uint32_t u32;
916    float f;
917 };
918 
919 /**
920  * Query result (returned by pipe_context::get_query_result).
921  */
922 union pipe_query_result
923 {
924    /* PIPE_QUERY_OCCLUSION_PREDICATE */
925    /* PIPE_QUERY_SO_OVERFLOW_PREDICATE */
926    /* PIPE_QUERY_GPU_FINISHED */
927    boolean b;
928 
929    /* PIPE_QUERY_OCCLUSION_COUNTER */
930    /* PIPE_QUERY_TIMESTAMP */
931    /* PIPE_QUERY_TIME_ELAPSED */
932    /* PIPE_QUERY_PRIMITIVES_GENERATED */
933    /* PIPE_QUERY_PRIMITIVES_EMITTED */
934    /* PIPE_DRIVER_QUERY_TYPE_UINT64 */
935    /* PIPE_DRIVER_QUERY_TYPE_BYTES */
936    /* PIPE_DRIVER_QUERY_TYPE_MICROSECONDS */
937    /* PIPE_DRIVER_QUERY_TYPE_HZ */
938    uint64_t u64;
939 
940    /* PIPE_DRIVER_QUERY_TYPE_UINT */
941    uint32_t u32;
942 
943    /* PIPE_DRIVER_QUERY_TYPE_FLOAT */
944    /* PIPE_DRIVER_QUERY_TYPE_PERCENTAGE */
945    float f;
946 
947    /* PIPE_QUERY_SO_STATISTICS */
948    struct pipe_query_data_so_statistics so_statistics;
949 
950    /* PIPE_QUERY_TIMESTAMP_DISJOINT */
951    struct pipe_query_data_timestamp_disjoint timestamp_disjoint;
952 
953    /* PIPE_QUERY_PIPELINE_STATISTICS */
954    struct pipe_query_data_pipeline_statistics pipeline_statistics;
955 
956    /* batch queries (variable length) */
957    union pipe_numeric_type_union batch[1];
958 };
959 
960 enum pipe_query_value_type
961 {
962    PIPE_QUERY_TYPE_I32,
963    PIPE_QUERY_TYPE_U32,
964    PIPE_QUERY_TYPE_I64,
965    PIPE_QUERY_TYPE_U64,
966 };
967 
968 union pipe_color_union
969 {
970    float f[4];
971    int i[4];
972    unsigned int ui[4];
973 };
974 
975 enum pipe_driver_query_type
976 {
977    PIPE_DRIVER_QUERY_TYPE_UINT64,
978    PIPE_DRIVER_QUERY_TYPE_UINT,
979    PIPE_DRIVER_QUERY_TYPE_FLOAT,
980    PIPE_DRIVER_QUERY_TYPE_PERCENTAGE,
981    PIPE_DRIVER_QUERY_TYPE_BYTES,
982    PIPE_DRIVER_QUERY_TYPE_MICROSECONDS,
983    PIPE_DRIVER_QUERY_TYPE_HZ,
984    PIPE_DRIVER_QUERY_TYPE_DBM,
985    PIPE_DRIVER_QUERY_TYPE_TEMPERATURE,
986    PIPE_DRIVER_QUERY_TYPE_VOLTS,
987    PIPE_DRIVER_QUERY_TYPE_AMPS,
988    PIPE_DRIVER_QUERY_TYPE_WATTS,
989 };
990 
991 /* Whether an average value per frame or a cumulative value should be
992  * displayed.
993  */
994 enum pipe_driver_query_result_type
995 {
996    PIPE_DRIVER_QUERY_RESULT_TYPE_AVERAGE,
997    PIPE_DRIVER_QUERY_RESULT_TYPE_CUMULATIVE,
998 };
999 
1000 /**
1001  * Some hardware requires some hardware-specific queries to be submitted
1002  * as batched queries. The corresponding query objects are created using
1003  * create_batch_query, and at most one such query may be active at
1004  * any time.
1005  */
1006 #define PIPE_DRIVER_QUERY_FLAG_BATCH     (1 << 0)
1007 
1008 /* Do not list this query in the HUD. */
1009 #define PIPE_DRIVER_QUERY_FLAG_DONT_LIST (1 << 1)
1010 
1011 struct pipe_driver_query_info
1012 {
1013    const char *name;
1014    unsigned query_type; /* PIPE_QUERY_DRIVER_SPECIFIC + i */
1015    union pipe_numeric_type_union max_value; /* max value that can be returned */
1016    enum pipe_driver_query_type type;
1017    enum pipe_driver_query_result_type result_type;
1018    unsigned group_id;
1019    unsigned flags;
1020 };
1021 
1022 struct pipe_driver_query_group_info
1023 {
1024    const char *name;
1025    unsigned max_active_queries;
1026    unsigned num_queries;
1027 };
1028 
1029 enum pipe_debug_type
1030 {
1031    PIPE_DEBUG_TYPE_OUT_OF_MEMORY = 1,
1032    PIPE_DEBUG_TYPE_ERROR,
1033    PIPE_DEBUG_TYPE_SHADER_INFO,
1034    PIPE_DEBUG_TYPE_PERF_INFO,
1035    PIPE_DEBUG_TYPE_INFO,
1036    PIPE_DEBUG_TYPE_FALLBACK,
1037    PIPE_DEBUG_TYPE_CONFORMANCE,
1038 };
1039 
1040 
1041 #ifdef __cplusplus
1042 }
1043 #endif
1044 
1045 #endif
1046