src/gallium/include/pipe/p_defines.h

   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    PIPE_POLYGON_MODE_FILL_RECTANGLE,
 137 };
 138
 139 /** Polygon face specification, eg for culling */
 140 #define PIPE_FACE_NONE           0
 141 #define PIPE_FACE_FRONT          1
 142 #define PIPE_FACE_BACK           2
 143 #define PIPE_FACE_FRONT_AND_BACK (PIPE_FACE_FRONT | PIPE_FACE_BACK)
 144
 145 /** Stencil ops */
 146 enum pipe_stencil_op {
 147    PIPE_STENCIL_OP_KEEP,
 148    PIPE_STENCIL_OP_ZERO,
 149    PIPE_STENCIL_OP_REPLACE,
 150    PIPE_STENCIL_OP_INCR,
 151    PIPE_STENCIL_OP_DECR,
 152    PIPE_STENCIL_OP_INCR_WRAP,
 153    PIPE_STENCIL_OP_DECR_WRAP,
 154    PIPE_STENCIL_OP_INVERT,
 155 };
 156
 157 /** Texture types.
 158  * See the documentation for info on PIPE_TEXTURE_RECT vs PIPE_TEXTURE_2D
 159  */
 160 enum pipe_texture_target
 161 {
 162    PIPE_BUFFER,
 163    PIPE_TEXTURE_1D,
 164    PIPE_TEXTURE_2D,
 165    PIPE_TEXTURE_3D,
 166    PIPE_TEXTURE_CUBE,
 167    PIPE_TEXTURE_RECT,
 168    PIPE_TEXTURE_1D_ARRAY,
 169    PIPE_TEXTURE_2D_ARRAY,
 170    PIPE_TEXTURE_CUBE_ARRAY,
 171    PIPE_MAX_TEXTURE_TYPES,
 172 };
 173
 174 enum pipe_tex_face {
 175    PIPE_TEX_FACE_POS_X,
 176    PIPE_TEX_FACE_NEG_X,
 177    PIPE_TEX_FACE_POS_Y,
 178    PIPE_TEX_FACE_NEG_Y,
 179    PIPE_TEX_FACE_POS_Z,
 180    PIPE_TEX_FACE_NEG_Z,
 181    PIPE_TEX_FACE_MAX,
 182 };
 183
 184 enum pipe_tex_wrap {
 185    PIPE_TEX_WRAP_REPEAT,
 186    PIPE_TEX_WRAP_CLAMP,
 187    PIPE_TEX_WRAP_CLAMP_TO_EDGE,
 188    PIPE_TEX_WRAP_CLAMP_TO_BORDER,
 189    PIPE_TEX_WRAP_MIRROR_REPEAT,
 190    PIPE_TEX_WRAP_MIRROR_CLAMP,
 191    PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE,
 192    PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER,
 193 };
 194
 195 /** Between mipmaps, ie mipfilter */
 196 enum pipe_tex_mipfilter {
 197    PIPE_TEX_MIPFILTER_NEAREST,
 198    PIPE_TEX_MIPFILTER_LINEAR,
 199    PIPE_TEX_MIPFILTER_NONE,
 200 };
 201
 202 /** Within a mipmap, ie min/mag filter */
 203 enum pipe_tex_filter {
 204    PIPE_TEX_FILTER_NEAREST,
 205    PIPE_TEX_FILTER_LINEAR,
 206 };
 207
 208 enum pipe_tex_compare {
 209    PIPE_TEX_COMPARE_NONE,
 210    PIPE_TEX_COMPARE_R_TO_TEXTURE,
 211 };
 212
 213 /**
 214  * Clear buffer bits
 215  */
 216 #define PIPE_CLEAR_DEPTH        (1 << 0)
 217 #define PIPE_CLEAR_STENCIL      (1 << 1)
 218 #define PIPE_CLEAR_COLOR0       (1 << 2)
 219 #define PIPE_CLEAR_COLOR1       (1 << 3)
 220 #define PIPE_CLEAR_COLOR2       (1 << 4)
 221 #define PIPE_CLEAR_COLOR3       (1 << 5)
 222 #define PIPE_CLEAR_COLOR4       (1 << 6)
 223 #define PIPE_CLEAR_COLOR5       (1 << 7)
 224 #define PIPE_CLEAR_COLOR6       (1 << 8)
 225 #define PIPE_CLEAR_COLOR7       (1 << 9)
 226 /** Combined flags */
 227 /** All color buffers currently bound */
 228 #define PIPE_CLEAR_COLOR        (PIPE_CLEAR_COLOR0 | PIPE_CLEAR_COLOR1 | \
 229                                  PIPE_CLEAR_COLOR2 | PIPE_CLEAR_COLOR3 | \
 230                                  PIPE_CLEAR_COLOR4 | PIPE_CLEAR_COLOR5 | \
 231                                  PIPE_CLEAR_COLOR6 | PIPE_CLEAR_COLOR7)
 232 #define PIPE_CLEAR_DEPTHSTENCIL (PIPE_CLEAR_DEPTH | PIPE_CLEAR_STENCIL)
 233
 234 /**
 235  * Transfer object usage flags
 236  */
 237 enum pipe_transfer_usage
 238 {
 239    /**
 240     * Resource contents read back (or accessed directly) at transfer
 241     * create time.
 242     */
 243    PIPE_TRANSFER_READ = (1 << 0),
 244
 245    /**
 246     * Resource contents will be written back at transfer_unmap
 247     * time (or modified as a result of being accessed directly).
 248     */
 249    PIPE_TRANSFER_WRITE = (1 << 1),
 250
 251    /**
 252     * Read/modify/write
 253     */
 254    PIPE_TRANSFER_READ_WRITE = PIPE_TRANSFER_READ | PIPE_TRANSFER_WRITE,
 255
 256    /**
 257     * The transfer should map the texture storage directly. The driver may
 258     * return NULL if that isn't possible, and the state tracker needs to cope
 259     * with that and use an alternative path without this flag.
 260     *
 261     * E.g. the state tracker could have a simpler path which maps textures and
 262     * does read/modify/write cycles on them directly, and a more complicated
 263     * path which uses minimal read and write transfers.
 264     */
 265    PIPE_TRANSFER_MAP_DIRECTLY = (1 << 2),
 266
 267    /**
 268     * Discards the memory within the mapped region.
 269     *
 270     * It should not be used with PIPE_TRANSFER_READ.
 271     *
 272     * See also:
 273     * - OpenGL's ARB_map_buffer_range extension, MAP_INVALIDATE_RANGE_BIT flag.
 274     */
 275    PIPE_TRANSFER_DISCARD_RANGE = (1 << 8),
 276
 277    /**
 278     * Fail if the resource cannot be mapped immediately.
 279     *
 280     * See also:
 281     * - Direct3D's D3DLOCK_DONOTWAIT flag.
 282     * - Mesa's MESA_MAP_NOWAIT_BIT flag.
 283     * - WDDM's D3DDDICB_LOCKFLAGS.DonotWait flag.
 284     */
 285    PIPE_TRANSFER_DONTBLOCK = (1 << 9),
 286
 287    /**
 288     * Do not attempt to synchronize pending operations on the resource when mapping.
 289     *
 290     * It should not be used with PIPE_TRANSFER_READ.
 291     *
 292     * See also:
 293     * - OpenGL's ARB_map_buffer_range extension, MAP_UNSYNCHRONIZED_BIT flag.
 294     * - Direct3D's D3DLOCK_NOOVERWRITE flag.
 295     * - WDDM's D3DDDICB_LOCKFLAGS.IgnoreSync flag.
 296     */
 297    PIPE_TRANSFER_UNSYNCHRONIZED = (1 << 10),
 298
 299    /**
 300     * Written ranges will be notified later with
 301     * pipe_context::transfer_flush_region.
 302     *
 303     * It should not be used with PIPE_TRANSFER_READ.
 304     *
 305     * See also:
 306     * - pipe_context::transfer_flush_region
 307     * - OpenGL's ARB_map_buffer_range extension, MAP_FLUSH_EXPLICIT_BIT flag.
 308     */
 309    PIPE_TRANSFER_FLUSH_EXPLICIT = (1 << 11),
 310
 311    /**
 312     * Discards all memory backing the resource.
 313     *
 314     * It should not be used with PIPE_TRANSFER_READ.
 315     *
 316     * This is equivalent to:
 317     * - OpenGL's ARB_map_buffer_range extension, MAP_INVALIDATE_BUFFER_BIT
 318     * - BufferData(NULL) on a GL buffer
 319     * - Direct3D's D3DLOCK_DISCARD flag.
 320     * - WDDM's D3DDDICB_LOCKFLAGS.Discard flag.
 321     * - D3D10 DDI's D3D10_DDI_MAP_WRITE_DISCARD flag
 322     * - D3D10's D3D10_MAP_WRITE_DISCARD flag.
 323     */
 324    PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE = (1 << 12),
 325
 326    /**
 327     * Allows the resource to be used for rendering while mapped.
 328     *
 329     * PIPE_RESOURCE_FLAG_MAP_PERSISTENT must be set when creating
 330     * the resource.
 331     *
 332     * If COHERENT is not set, memory_barrier(PIPE_BARRIER_MAPPED_BUFFER)
 333     * must be called to ensure the device can see what the CPU has written.
 334     */
 335    PIPE_TRANSFER_PERSISTENT = (1 << 13),
 336
 337    /**
 338     * If PERSISTENT is set, this ensures any writes done by the device are
 339     * immediately visible to the CPU and vice versa.
 340     *
 341     * PIPE_RESOURCE_FLAG_MAP_COHERENT must be set when creating
 342     * the resource.
 343     */
 344    PIPE_TRANSFER_COHERENT = (1 << 14)
 345 };
 346
 347 /**
 348  * Flags for the flush function.
 349  */
 350 enum pipe_flush_flags
 351 {
 352    PIPE_FLUSH_END_OF_FRAME = (1 << 0),
 353    PIPE_FLUSH_DEFERRED = (1 << 1),
 354    PIPE_FLUSH_FENCE_FD = (1 << 2),
 355 };
 356
 357 /**
 358  * Flags for pipe_context::dump_debug_state.
 359  */
 360 #define PIPE_DUMP_DEVICE_STATUS_REGISTERS    (1 << 0)
 361 #define PIPE_DUMP_CURRENT_STATES             (1 << 1)
 362 #define PIPE_DUMP_CURRENT_SHADERS            (1 << 2)
 363 #define PIPE_DUMP_LAST_COMMAND_BUFFER        (1 << 3)
 364
 365 /**
 366  * Create a compute-only context. Use in pipe_screen::context_create.
 367  * This disables draw, blit, and clear*, render_condition, and other graphics
 368  * functions. Interop with other graphics contexts is still allowed.
 369  * This allows scheduling jobs on a compute-only hardware command queue that
 370  * can run in parallel with graphics without stalling it.
 371  */
 372 #define PIPE_CONTEXT_COMPUTE_ONLY      (1 << 0)
 373
 374 /**
 375  * Gather debug information and expect that pipe_context::dump_debug_state
 376  * will be called. Use in pipe_screen::context_create.
 377  */
 378 #define PIPE_CONTEXT_DEBUG             (1 << 1)
 379
 380 /**
 381  * Whether out-of-bounds shader loads must return zero and out-of-bounds
 382  * shader stores must be dropped.
 383  */
 384 #define PIPE_CONTEXT_ROBUST_BUFFER_ACCESS (1 << 2)
 385
 386 /**
 387  * Prefer threaded pipe_context. It also implies that video codec functions
 388  * will not be used. (they will be either no-ops or NULL when threading is
 389  * enabled)
 390  */
 391 #define PIPE_CONTEXT_PREFER_THREADED   (1 << 3)
 392
 393 /**
 394  * Implicit and explicit derivatives after KILL behave as if KILL didn't
 395  * happen.
 396  */
 397 #define PIPE_SCREEN_ENABLE_CORRECT_TGSI_DERIVATIVES_AFTER_KILL (1 << 0)
 398
 399
 400 /**
 401  * Flags for pipe_context::memory_barrier.
 402  */
 403 #define PIPE_BARRIER_MAPPED_BUFFER     (1 << 0)
 404 #define PIPE_BARRIER_SHADER_BUFFER     (1 << 1)
 405 #define PIPE_BARRIER_QUERY_BUFFER      (1 << 2)
 406 #define PIPE_BARRIER_VERTEX_BUFFER     (1 << 3)
 407 #define PIPE_BARRIER_INDEX_BUFFER      (1 << 4)
 408 #define PIPE_BARRIER_CONSTANT_BUFFER   (1 << 5)
 409 #define PIPE_BARRIER_INDIRECT_BUFFER   (1 << 6)
 410 #define PIPE_BARRIER_TEXTURE           (1 << 7)
 411 #define PIPE_BARRIER_IMAGE             (1 << 8)
 412 #define PIPE_BARRIER_FRAMEBUFFER       (1 << 9)
 413 #define PIPE_BARRIER_STREAMOUT_BUFFER  (1 << 10)
 414 #define PIPE_BARRIER_GLOBAL_BUFFER     (1 << 11)
 415 #define PIPE_BARRIER_ALL               ((1 << 12) - 1)
 416
 417 /**
 418  * Flags for pipe_context::texture_barrier.
 419  */
 420 #define PIPE_TEXTURE_BARRIER_SAMPLER      (1 << 0)
 421 #define PIPE_TEXTURE_BARRIER_FRAMEBUFFER  (1 << 1)
 422
 423 /**
 424  * Resource binding flags -- state tracker must specify in advance all
 425  * the ways a resource might be used.
 426  */
 427 #define PIPE_BIND_DEPTH_STENCIL        (1 << 0) /* create_surface */
 428 #define PIPE_BIND_RENDER_TARGET        (1 << 1) /* create_surface */
 429 #define PIPE_BIND_BLENDABLE            (1 << 2) /* create_surface */
 430 #define PIPE_BIND_SAMPLER_VIEW         (1 << 3) /* create_sampler_view */
 431 #define PIPE_BIND_VERTEX_BUFFER        (1 << 4) /* set_vertex_buffers */
 432 #define PIPE_BIND_INDEX_BUFFER         (1 << 5) /* draw_elements */
 433 #define PIPE_BIND_CONSTANT_BUFFER      (1 << 6) /* set_constant_buffer */
 434 #define PIPE_BIND_DISPLAY_TARGET       (1 << 7) /* flush_front_buffer */
 435 /* gap */
 436 #define PIPE_BIND_STREAM_OUTPUT        (1 << 10) /* set_stream_output_buffers */
 437 #define PIPE_BIND_CURSOR               (1 << 11) /* mouse cursor */
 438 #define PIPE_BIND_CUSTOM               (1 << 12) /* state-tracker/winsys usages */
 439 #define PIPE_BIND_GLOBAL               (1 << 13) /* set_global_binding */
 440 #define PIPE_BIND_SHADER_BUFFER        (1 << 14) /* set_shader_buffers */
 441 #define PIPE_BIND_SHADER_IMAGE         (1 << 15) /* set_shader_images */
 442 #define PIPE_BIND_COMPUTE_RESOURCE     (1 << 16) /* set_compute_resources */
 443 #define PIPE_BIND_COMMAND_ARGS_BUFFER  (1 << 17) /* pipe_draw_info.indirect */
 444 #define PIPE_BIND_QUERY_BUFFER         (1 << 18) /* get_query_result_resource */
 445
 446 /**
 447  * The first two flags above were previously part of the amorphous
 448  * TEXTURE_USAGE, most of which are now descriptions of the ways a
 449  * particular texture can be bound to the gallium pipeline.  The two flags
 450  * below do not fit within that and probably need to be migrated to some
 451  * other place.
 452  *
 453  * It seems like scanout is used by the Xorg state tracker to ask for
 454  * a texture suitable for actual scanout (hence the name), which
 455  * implies extra layout constraints on some hardware.  It may also
 456  * have some special meaning regarding mouse cursor images.
 457  *
 458  * The shared flag is quite underspecified, but certainly isn't a
 459  * binding flag - it seems more like a message to the winsys to create
 460  * a shareable allocation.
 461  *
 462  * The third flag has been added to be able to force textures to be created
 463  * in linear mode (no tiling).
 464  */
 465 #define PIPE_BIND_SCANOUT     (1 << 19) /*  */
 466 #define PIPE_BIND_SHARED      (1 << 20) /* get_texture_handle ??? */
 467 #define PIPE_BIND_LINEAR      (1 << 21)
 468
 469
 470 /**
 471  * Flags for the driver about resource behaviour:
 472  */
 473 #define PIPE_RESOURCE_FLAG_MAP_PERSISTENT (1 << 0)
 474 #define PIPE_RESOURCE_FLAG_MAP_COHERENT   (1 << 1)
 475 #define PIPE_RESOURCE_FLAG_TEXTURING_MORE_LIKELY (1 << 2)
 476 #define PIPE_RESOURCE_FLAG_SPARSE                (1 << 3)
 477 #define PIPE_RESOURCE_FLAG_DRV_PRIV    (1 << 16) /* driver/winsys private */
 478 #define PIPE_RESOURCE_FLAG_ST_PRIV     (1 << 24) /* state-tracker/winsys private */
 479
 480 /**
 481  * Hint about the expected lifecycle of a resource.
 482  * Sorted according to GPU vs CPU access.
 483  */
 484 enum pipe_resource_usage {
 485    PIPE_USAGE_DEFAULT,        /* fast GPU access */
 486    PIPE_USAGE_IMMUTABLE,      /* fast GPU access, immutable */
 487    PIPE_USAGE_DYNAMIC,        /* uploaded data is used multiple times */
 488    PIPE_USAGE_STREAM,         /* uploaded data is used once */
 489    PIPE_USAGE_STAGING,        /* fast CPU access */
 490 };
 491
 492 /**
 493  * Shaders
 494  */
 495 enum pipe_shader_type {
 496    PIPE_SHADER_VERTEX,
 497    PIPE_SHADER_FRAGMENT,
 498    PIPE_SHADER_GEOMETRY,
 499    PIPE_SHADER_TESS_CTRL,
 500    PIPE_SHADER_TESS_EVAL,
 501    PIPE_SHADER_COMPUTE,
 502    PIPE_SHADER_TYPES,
 503 };
 504
 505 /**
 506  * Primitive types:
 507  */
 508 enum pipe_prim_type {
 509    PIPE_PRIM_POINTS,
 510    PIPE_PRIM_LINES,
 511    PIPE_PRIM_LINE_LOOP,
 512    PIPE_PRIM_LINE_STRIP,
 513    PIPE_PRIM_TRIANGLES,
 514    PIPE_PRIM_TRIANGLE_STRIP,
 515    PIPE_PRIM_TRIANGLE_FAN,
 516    PIPE_PRIM_QUADS,
 517    PIPE_PRIM_QUAD_STRIP,
 518    PIPE_PRIM_POLYGON,
 519    PIPE_PRIM_LINES_ADJACENCY,
 520    PIPE_PRIM_LINE_STRIP_ADJACENCY,
 521    PIPE_PRIM_TRIANGLES_ADJACENCY,
 522    PIPE_PRIM_TRIANGLE_STRIP_ADJACENCY,
 523    PIPE_PRIM_PATCHES,
 524    PIPE_PRIM_MAX,
 525 };
 526
 527 /**
 528  * Tessellator spacing types
 529  */
 530 enum pipe_tess_spacing {
 531    PIPE_TESS_SPACING_FRACTIONAL_ODD,
 532    PIPE_TESS_SPACING_FRACTIONAL_EVEN,
 533    PIPE_TESS_SPACING_EQUAL,
 534 };
 535
 536 /**
 537  * Query object types
 538  */
 539 enum pipe_query_type {
 540    PIPE_QUERY_OCCLUSION_COUNTER,
 541    PIPE_QUERY_OCCLUSION_PREDICATE,
 542    PIPE_QUERY_TIMESTAMP,
 543    PIPE_QUERY_TIMESTAMP_DISJOINT,
 544    PIPE_QUERY_TIME_ELAPSED,
 545    PIPE_QUERY_PRIMITIVES_GENERATED,
 546    PIPE_QUERY_PRIMITIVES_EMITTED,
 547    PIPE_QUERY_SO_STATISTICS,
 548    PIPE_QUERY_SO_OVERFLOW_PREDICATE,
 549    PIPE_QUERY_GPU_FINISHED,
 550    PIPE_QUERY_PIPELINE_STATISTICS,
 551    PIPE_QUERY_TYPES,
 552    /* start of driver queries, see pipe_screen::get_driver_query_info */
 553    PIPE_QUERY_DRIVER_SPECIFIC = 256,
 554 };
 555
 556 /**
 557  * Conditional rendering modes
 558  */
 559 enum pipe_render_cond_flag {
 560    PIPE_RENDER_COND_WAIT,
 561    PIPE_RENDER_COND_NO_WAIT,
 562    PIPE_RENDER_COND_BY_REGION_WAIT,
 563    PIPE_RENDER_COND_BY_REGION_NO_WAIT,
 564 };
 565
 566 /**
 567  * Point sprite coord modes
 568  */
 569 enum pipe_sprite_coord_mode {
 570    PIPE_SPRITE_COORD_UPPER_LEFT,
 571    PIPE_SPRITE_COORD_LOWER_LEFT,
 572 };
 573
 574 /**
 575  * Texture & format swizzles
 576  */
 577 enum pipe_swizzle {
 578    PIPE_SWIZZLE_X,
 579    PIPE_SWIZZLE_Y,
 580    PIPE_SWIZZLE_Z,
 581    PIPE_SWIZZLE_W,
 582    PIPE_SWIZZLE_0,
 583    PIPE_SWIZZLE_1,
 584    PIPE_SWIZZLE_NONE,
 585    PIPE_SWIZZLE_MAX, /**< Number of enums counter (must be last) */
 586 };
 587
 588 #define PIPE_TIMEOUT_INFINITE 0xffffffffffffffffull
 589
 590
 591 /**
 592  * Device reset status.
 593  */
 594 enum pipe_reset_status
 595 {
 596    PIPE_NO_RESET,
 597    PIPE_GUILTY_CONTEXT_RESET,
 598    PIPE_INNOCENT_CONTEXT_RESET,
 599    PIPE_UNKNOWN_CONTEXT_RESET,
 600 };
 601
 602
 603 /**
 604  * resource_get_handle flags.
 605  */
 606 /* Requires pipe_context::flush_resource before external use. */
 607 #define PIPE_HANDLE_USAGE_EXPLICIT_FLUSH  (1 << 0)
 608 /* Expected external use of the resource: */
 609 #define PIPE_HANDLE_USAGE_READ            (1 << 1)
 610 #define PIPE_HANDLE_USAGE_WRITE           (1 << 2)
 611 #define PIPE_HANDLE_USAGE_READ_WRITE      (PIPE_HANDLE_USAGE_READ | \
 612                                            PIPE_HANDLE_USAGE_WRITE)
 613
 614 /**
 615  * pipe_image_view access flags.
 616  */
 617 #define PIPE_IMAGE_ACCESS_READ       (1 << 0)
 618 #define PIPE_IMAGE_ACCESS_WRITE      (1 << 1)
 619 #define PIPE_IMAGE_ACCESS_READ_WRITE (PIPE_IMAGE_ACCESS_READ | \
 620                                       PIPE_IMAGE_ACCESS_WRITE)
 621
 622 /**
 623  * Implementation capabilities/limits which are queried through
 624  * pipe_screen::get_param()
 625  */
 626 enum pipe_cap
 627 {
 628    PIPE_CAP_NPOT_TEXTURES,
 629    PIPE_CAP_TWO_SIDED_STENCIL,
 630    PIPE_CAP_MAX_DUAL_SOURCE_RENDER_TARGETS,
 631    PIPE_CAP_ANISOTROPIC_FILTER,
 632    PIPE_CAP_POINT_SPRITE,
 633    PIPE_CAP_MAX_RENDER_TARGETS,
 634    PIPE_CAP_OCCLUSION_QUERY,
 635    PIPE_CAP_QUERY_TIME_ELAPSED,
 636    PIPE_CAP_TEXTURE_SHADOW_MAP,
 637    PIPE_CAP_TEXTURE_SWIZZLE,
 638    PIPE_CAP_MAX_TEXTURE_2D_LEVELS,
 639    PIPE_CAP_MAX_TEXTURE_3D_LEVELS,
 640    PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS,
 641    PIPE_CAP_TEXTURE_MIRROR_CLAMP,
 642    PIPE_CAP_BLEND_EQUATION_SEPARATE,
 643    PIPE_CAP_SM3,
 644    PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS,
 645    PIPE_CAP_PRIMITIVE_RESTART,
 646    /** blend enables and write masks per rendertarget */
 647    PIPE_CAP_INDEP_BLEND_ENABLE,
 648    /** different blend funcs per rendertarget */
 649    PIPE_CAP_INDEP_BLEND_FUNC,
 650    PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS,
 651    PIPE_CAP_TGSI_FS_COORD_ORIGIN_UPPER_LEFT,
 652    PIPE_CAP_TGSI_FS_COORD_ORIGIN_LOWER_LEFT,
 653    PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER,
 654    PIPE_CAP_TGSI_FS_COORD_PIXEL_CENTER_INTEGER,
 655    PIPE_CAP_DEPTH_CLIP_DISABLE,
 656    PIPE_CAP_SHADER_STENCIL_EXPORT,
 657    PIPE_CAP_TGSI_INSTANCEID,
 658    PIPE_CAP_VERTEX_ELEMENT_INSTANCE_DIVISOR,
 659    PIPE_CAP_FRAGMENT_COLOR_CLAMPED,
 660    PIPE_CAP_MIXED_COLORBUFFER_FORMATS,
 661    PIPE_CAP_SEAMLESS_CUBE_MAP,
 662    PIPE_CAP_SEAMLESS_CUBE_MAP_PER_TEXTURE,
 663    PIPE_CAP_MIN_TEXEL_OFFSET,
 664    PIPE_CAP_MAX_TEXEL_OFFSET,
 665    PIPE_CAP_CONDITIONAL_RENDER,
 666    PIPE_CAP_TEXTURE_BARRIER,
 667    PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS,
 668    PIPE_CAP_MAX_STREAM_OUTPUT_INTERLEAVED_COMPONENTS,
 669    PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME,
 670    PIPE_CAP_TGSI_CAN_COMPACT_CONSTANTS,
 671    PIPE_CAP_VERTEX_COLOR_UNCLAMPED,
 672    PIPE_CAP_VERTEX_COLOR_CLAMPED,
 673    PIPE_CAP_GLSL_FEATURE_LEVEL,
 674    PIPE_CAP_QUADS_FOLLOW_PROVOKING_VERTEX_CONVENTION,
 675    PIPE_CAP_USER_VERTEX_BUFFERS,
 676    PIPE_CAP_VERTEX_BUFFER_OFFSET_4BYTE_ALIGNED_ONLY,
 677    PIPE_CAP_VERTEX_BUFFER_STRIDE_4BYTE_ALIGNED_ONLY,
 678    PIPE_CAP_VERTEX_ELEMENT_SRC_OFFSET_4BYTE_ALIGNED_ONLY,
 679    PIPE_CAP_COMPUTE,
 680    PIPE_CAP_USER_CONSTANT_BUFFERS,
 681    PIPE_CAP_CONSTANT_BUFFER_OFFSET_ALIGNMENT,
 682    PIPE_CAP_START_INSTANCE,
 683    PIPE_CAP_QUERY_TIMESTAMP,
 684    PIPE_CAP_TEXTURE_MULTISAMPLE,
 685    PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT,
 686    PIPE_CAP_CUBE_MAP_ARRAY,
 687    PIPE_CAP_TEXTURE_BUFFER_OBJECTS,
 688    PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT,
 689    PIPE_CAP_BUFFER_SAMPLER_VIEW_RGBA_ONLY,
 690    PIPE_CAP_TGSI_TEXCOORD,
 691    PIPE_CAP_PREFER_BLIT_BASED_TEXTURE_TRANSFER,
 692    PIPE_CAP_QUERY_PIPELINE_STATISTICS,
 693    PIPE_CAP_TEXTURE_BORDER_COLOR_QUIRK,
 694    PIPE_CAP_MAX_TEXTURE_BUFFER_SIZE,
 695    PIPE_CAP_MAX_VIEWPORTS,
 696    PIPE_CAP_ENDIANNESS,
 697    PIPE_CAP_MIXED_FRAMEBUFFER_SIZES,
 698    PIPE_CAP_TGSI_VS_LAYER_VIEWPORT,
 699    PIPE_CAP_MAX_GEOMETRY_OUTPUT_VERTICES,
 700    PIPE_CAP_MAX_GEOMETRY_TOTAL_OUTPUT_COMPONENTS,
 701    PIPE_CAP_MAX_TEXTURE_GATHER_COMPONENTS,
 702    PIPE_CAP_TEXTURE_GATHER_SM5,
 703    PIPE_CAP_BUFFER_MAP_PERSISTENT_COHERENT,
 704    PIPE_CAP_FAKE_SW_MSAA,
 705    PIPE_CAP_TEXTURE_QUERY_LOD,
 706    PIPE_CAP_MIN_TEXTURE_GATHER_OFFSET,
 707    PIPE_CAP_MAX_TEXTURE_GATHER_OFFSET,
 708    PIPE_CAP_SAMPLE_SHADING,
 709    PIPE_CAP_TEXTURE_GATHER_OFFSETS,
 710    PIPE_CAP_TGSI_VS_WINDOW_SPACE_POSITION,
 711    PIPE_CAP_MAX_VERTEX_STREAMS,
 712    PIPE_CAP_DRAW_INDIRECT,
 713    PIPE_CAP_TGSI_FS_FINE_DERIVATIVE,
 714    PIPE_CAP_VENDOR_ID,
 715    PIPE_CAP_DEVICE_ID,
 716    PIPE_CAP_ACCELERATED,
 717    PIPE_CAP_VIDEO_MEMORY,
 718    PIPE_CAP_UMA,
 719    PIPE_CAP_CONDITIONAL_RENDER_INVERTED,
 720    PIPE_CAP_MAX_VERTEX_ATTRIB_STRIDE,
 721    PIPE_CAP_SAMPLER_VIEW_TARGET,
 722    PIPE_CAP_CLIP_HALFZ,
 723    PIPE_CAP_VERTEXID_NOBASE,
 724    PIPE_CAP_POLYGON_OFFSET_CLAMP,
 725    PIPE_CAP_MULTISAMPLE_Z_RESOLVE,
 726    PIPE_CAP_RESOURCE_FROM_USER_MEMORY,
 727    PIPE_CAP_DEVICE_RESET_STATUS_QUERY,
 728    PIPE_CAP_MAX_SHADER_PATCH_VARYINGS,
 729    PIPE_CAP_TEXTURE_FLOAT_LINEAR,
 730    PIPE_CAP_TEXTURE_HALF_FLOAT_LINEAR,
 731    PIPE_CAP_DEPTH_BOUNDS_TEST,
 732    PIPE_CAP_TGSI_TXQS,
 733    PIPE_CAP_FORCE_PERSAMPLE_INTERP,
 734    PIPE_CAP_SHAREABLE_SHADERS,
 735    PIPE_CAP_COPY_BETWEEN_COMPRESSED_AND_PLAIN_FORMATS,
 736    PIPE_CAP_CLEAR_TEXTURE,
 737    PIPE_CAP_DRAW_PARAMETERS,
 738    PIPE_CAP_TGSI_PACK_HALF_FLOAT,
 739    PIPE_CAP_MULTI_DRAW_INDIRECT,
 740    PIPE_CAP_MULTI_DRAW_INDIRECT_PARAMS,
 741    PIPE_CAP_TGSI_FS_POSITION_IS_SYSVAL,
 742    PIPE_CAP_TGSI_FS_FACE_IS_INTEGER_SYSVAL,
 743    PIPE_CAP_SHADER_BUFFER_OFFSET_ALIGNMENT,
 744    PIPE_CAP_INVALIDATE_BUFFER,
 745    PIPE_CAP_GENERATE_MIPMAP,
 746    PIPE_CAP_STRING_MARKER,
 747    PIPE_CAP_SURFACE_REINTERPRET_BLOCKS,
 748    PIPE_CAP_QUERY_BUFFER_OBJECT,
 749    PIPE_CAP_QUERY_MEMORY_INFO,
 750    PIPE_CAP_PCI_GROUP,
 751    PIPE_CAP_PCI_BUS,
 752    PIPE_CAP_PCI_DEVICE,
 753    PIPE_CAP_PCI_FUNCTION,
 754    PIPE_CAP_FRAMEBUFFER_NO_ATTACHMENT,
 755    PIPE_CAP_ROBUST_BUFFER_ACCESS_BEHAVIOR,
 756    PIPE_CAP_CULL_DISTANCE,
 757    PIPE_CAP_PRIMITIVE_RESTART_FOR_PATCHES,
 758    PIPE_CAP_TGSI_VOTE,
 759    PIPE_CAP_MAX_WINDOW_RECTANGLES,
 760    PIPE_CAP_POLYGON_OFFSET_UNITS_UNSCALED,
 761    PIPE_CAP_VIEWPORT_SUBPIXEL_BITS,
 762    PIPE_CAP_MIXED_COLOR_DEPTH_BITS,
 763    PIPE_CAP_TGSI_ARRAY_COMPONENTS,
 764    PIPE_CAP_STREAM_OUTPUT_INTERLEAVE_BUFFERS,
 765    PIPE_CAP_TGSI_CAN_READ_OUTPUTS,
 766    PIPE_CAP_NATIVE_FENCE_FD,
 767    PIPE_CAP_GLSL_OPTIMIZE_CONSERVATIVELY,
 768    PIPE_CAP_TGSI_FS_FBFETCH,
 769    PIPE_CAP_TGSI_MUL_ZERO_WINS,
 770    PIPE_CAP_DOUBLES,
 771    PIPE_CAP_INT64,
 772    PIPE_CAP_INT64_DIVMOD,
 773    PIPE_CAP_TGSI_TEX_TXF_LZ,
 774    PIPE_CAP_TGSI_CLOCK,
 775    PIPE_CAP_POLYGON_MODE_FILL_RECTANGLE,
 776    PIPE_CAP_SPARSE_BUFFER_PAGE_SIZE,
 777    PIPE_CAP_TGSI_BALLOT,
 778    PIPE_CAP_TGSI_TES_LAYER_VIEWPORT,
 779    PIPE_CAP_CAN_BIND_CONST_BUFFER_AS_VERTEX,
 780    PIPE_CAP_ALLOW_MAPPED_BUFFERS_DURING_EXECUTION,
 781    PIPE_CAP_POST_DEPTH_COVERAGE,
 782    PIPE_CAP_BINDLESS_TEXTURE,
 783    PIPE_CAP_NIR_SAMPLERS_AS_DEREF,
 784 };
 785
 786 #define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_NV50 (1 << 0)
 787 #define PIPE_QUIRK_TEXTURE_BORDER_COLOR_SWIZZLE_R600 (1 << 1)
 788
 789 enum pipe_endian
 790 {
 791    PIPE_ENDIAN_LITTLE = 0,
 792    PIPE_ENDIAN_BIG = 1,
 793 #if defined(PIPE_ARCH_LITTLE_ENDIAN)
 794    PIPE_ENDIAN_NATIVE = PIPE_ENDIAN_LITTLE
 795 #elif defined(PIPE_ARCH_BIG_ENDIAN)
 796    PIPE_ENDIAN_NATIVE = PIPE_ENDIAN_BIG
 797 #endif
 798 };
 799
 800 /**
 801  * Implementation limits which are queried through
 802  * pipe_screen::get_paramf()
 803  */
 804 enum pipe_capf
 805 {
 806    PIPE_CAPF_MAX_LINE_WIDTH,
 807    PIPE_CAPF_MAX_LINE_WIDTH_AA,
 808    PIPE_CAPF_MAX_POINT_WIDTH,
 809    PIPE_CAPF_MAX_POINT_WIDTH_AA,
 810    PIPE_CAPF_MAX_TEXTURE_ANISOTROPY,
 811    PIPE_CAPF_MAX_TEXTURE_LOD_BIAS,
 812    PIPE_CAPF_GUARD_BAND_LEFT,
 813    PIPE_CAPF_GUARD_BAND_TOP,
 814    PIPE_CAPF_GUARD_BAND_RIGHT,
 815    PIPE_CAPF_GUARD_BAND_BOTTOM
 816 };
 817
 818 /** Shader caps not specific to any single stage */
 819 enum pipe_shader_cap
 820 {
 821    PIPE_SHADER_CAP_MAX_INSTRUCTIONS, /* if 0, it means the stage is unsupported */
 822    PIPE_SHADER_CAP_MAX_ALU_INSTRUCTIONS,
 823    PIPE_SHADER_CAP_MAX_TEX_INSTRUCTIONS,
 824    PIPE_SHADER_CAP_MAX_TEX_INDIRECTIONS,
 825    PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH,
 826    PIPE_SHADER_CAP_MAX_INPUTS,
 827    PIPE_SHADER_CAP_MAX_OUTPUTS,
 828    PIPE_SHADER_CAP_MAX_CONST_BUFFER_SIZE,
 829    PIPE_SHADER_CAP_MAX_CONST_BUFFERS,
 830    PIPE_SHADER_CAP_MAX_TEMPS,
 831    /* boolean caps */
 832    PIPE_SHADER_CAP_TGSI_CONT_SUPPORTED,
 833    PIPE_SHADER_CAP_INDIRECT_INPUT_ADDR,
 834    PIPE_SHADER_CAP_INDIRECT_OUTPUT_ADDR,
 835    PIPE_SHADER_CAP_INDIRECT_TEMP_ADDR,
 836    PIPE_SHADER_CAP_INDIRECT_CONST_ADDR,
 837    PIPE_SHADER_CAP_SUBROUTINES, /* BGNSUB, ENDSUB, CAL, RET */
 838    PIPE_SHADER_CAP_INTEGERS,
 839    PIPE_SHADER_CAP_MAX_TEXTURE_SAMPLERS,
 840    PIPE_SHADER_CAP_PREFERRED_IR,
 841    PIPE_SHADER_CAP_TGSI_SQRT_SUPPORTED,
 842    PIPE_SHADER_CAP_MAX_SAMPLER_VIEWS,
 843    PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED, /* all rounding modes */
 844    PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED,
 845    PIPE_SHADER_CAP_TGSI_FMA_SUPPORTED,
 846    PIPE_SHADER_CAP_TGSI_ANY_INOUT_DECL_RANGE,
 847    PIPE_SHADER_CAP_MAX_UNROLL_ITERATIONS_HINT,
 848    PIPE_SHADER_CAP_MAX_SHADER_BUFFERS,
 849    PIPE_SHADER_CAP_SUPPORTED_IRS,
 850    PIPE_SHADER_CAP_MAX_SHADER_IMAGES,
 851    PIPE_SHADER_CAP_LOWER_IF_THRESHOLD,
 852    PIPE_SHADER_CAP_TGSI_SKIP_MERGE_REGISTERS,
 853 };
 854
 855 /**
 856  * Shader intermediate representation.
 857  *
 858  * Note that if the driver requests something other than TGSI, it must
 859  * always be prepared to receive TGSI in addition to its preferred IR.
 860  * If the driver requests TGSI as its preferred IR, it will *always*
 861  * get TGSI.
 862  *
 863  * Note that PIPE_SHADER_IR_TGSI should be zero for backwards compat with
 864  * state trackers that only understand TGSI.
 865  */
 866 enum pipe_shader_ir
 867 {
 868    PIPE_SHADER_IR_TGSI = 0,
 869    PIPE_SHADER_IR_LLVM,
 870    PIPE_SHADER_IR_NATIVE,
 871    PIPE_SHADER_IR_NIR,
 872 };
 873
 874 /**
 875  * Compute-specific implementation capability.  They can be queried
 876  * using pipe_screen::get_compute_param.
 877  */
 878 enum pipe_compute_cap
 879 {
 880    PIPE_COMPUTE_CAP_ADDRESS_BITS,
 881    PIPE_COMPUTE_CAP_IR_TARGET,
 882    PIPE_COMPUTE_CAP_GRID_DIMENSION,
 883    PIPE_COMPUTE_CAP_MAX_GRID_SIZE,
 884    PIPE_COMPUTE_CAP_MAX_BLOCK_SIZE,
 885    PIPE_COMPUTE_CAP_MAX_THREADS_PER_BLOCK,
 886    PIPE_COMPUTE_CAP_MAX_GLOBAL_SIZE,
 887    PIPE_COMPUTE_CAP_MAX_LOCAL_SIZE,
 888    PIPE_COMPUTE_CAP_MAX_PRIVATE_SIZE,
 889    PIPE_COMPUTE_CAP_MAX_INPUT_SIZE,
 890    PIPE_COMPUTE_CAP_MAX_MEM_ALLOC_SIZE,
 891    PIPE_COMPUTE_CAP_MAX_CLOCK_FREQUENCY,
 892    PIPE_COMPUTE_CAP_MAX_COMPUTE_UNITS,
 893    PIPE_COMPUTE_CAP_IMAGES_SUPPORTED,
 894    PIPE_COMPUTE_CAP_SUBGROUP_SIZE,
 895    PIPE_COMPUTE_CAP_MAX_VARIABLE_THREADS_PER_BLOCK,
 896 };
 897
 898 /**
 899  * Composite query types
 900  */
 901
 902 /**
 903  * Query result for PIPE_QUERY_SO_STATISTICS.
 904  */
 905 struct pipe_query_data_so_statistics
 906 {
 907    uint64_t num_primitives_written;
 908    uint64_t primitives_storage_needed;
 909 };
 910
 911 /**
 912  * Query result for PIPE_QUERY_TIMESTAMP_DISJOINT.
 913  */
 914 struct pipe_query_data_timestamp_disjoint
 915 {
 916    uint64_t frequency;
 917    boolean  disjoint;
 918 };
 919
 920 /**
 921  * Query result for PIPE_QUERY_PIPELINE_STATISTICS.
 922  */
 923 struct pipe_query_data_pipeline_statistics
 924 {
 925    uint64_t ia_vertices;    /**< Num vertices read by the vertex fetcher. */
 926    uint64_t ia_primitives;  /**< Num primitives read by the vertex fetcher. */
 927    uint64_t vs_invocations; /**< Num vertex shader invocations. */
 928    uint64_t gs_invocations; /**< Num geometry shader invocations. */
 929    uint64_t gs_primitives;  /**< Num primitives output by a geometry shader. */
 930    uint64_t c_invocations;  /**< Num primitives sent to the rasterizer. */
 931    uint64_t c_primitives;   /**< Num primitives that were rendered. */
 932    uint64_t ps_invocations; /**< Num pixel shader invocations. */
 933    uint64_t hs_invocations; /**< Num hull shader invocations. */
 934    uint64_t ds_invocations; /**< Num domain shader invocations. */
 935    uint64_t cs_invocations; /**< Num compute shader invocations. */
 936 };
 937
 938 /**
 939  * For batch queries.
 940  */
 941 union pipe_numeric_type_union
 942 {
 943    uint64_t u64;
 944    uint32_t u32;
 945    float f;
 946 };
 947
 948 /**
 949  * Query result (returned by pipe_context::get_query_result).
 950  */
 951 union pipe_query_result
 952 {
 953    /* PIPE_QUERY_OCCLUSION_PREDICATE */
 954    /* PIPE_QUERY_SO_OVERFLOW_PREDICATE */
 955    /* PIPE_QUERY_GPU_FINISHED */
 956    boolean b;
 957
 958    /* PIPE_QUERY_OCCLUSION_COUNTER */
 959    /* PIPE_QUERY_TIMESTAMP */
 960    /* PIPE_QUERY_TIME_ELAPSED */
 961    /* PIPE_QUERY_PRIMITIVES_GENERATED */
 962    /* PIPE_QUERY_PRIMITIVES_EMITTED */
 963    /* PIPE_DRIVER_QUERY_TYPE_UINT64 */
 964    /* PIPE_DRIVER_QUERY_TYPE_BYTES */
 965    /* PIPE_DRIVER_QUERY_TYPE_MICROSECONDS */
 966    /* PIPE_DRIVER_QUERY_TYPE_HZ */
 967    uint64_t u64;
 968
 969    /* PIPE_DRIVER_QUERY_TYPE_UINT */
 970    uint32_t u32;
 971
 972    /* PIPE_DRIVER_QUERY_TYPE_FLOAT */
 973    /* PIPE_DRIVER_QUERY_TYPE_PERCENTAGE */
 974    float f;
 975
 976    /* PIPE_QUERY_SO_STATISTICS */
 977    struct pipe_query_data_so_statistics so_statistics;
 978
 979    /* PIPE_QUERY_TIMESTAMP_DISJOINT */
 980    struct pipe_query_data_timestamp_disjoint timestamp_disjoint;
 981
 982    /* PIPE_QUERY_PIPELINE_STATISTICS */
 983    struct pipe_query_data_pipeline_statistics pipeline_statistics;
 984
 985    /* batch queries (variable length) */
 986    union pipe_numeric_type_union batch[1];
 987 };
 988
 989 enum pipe_query_value_type
 990 {
 991    PIPE_QUERY_TYPE_I32,
 992    PIPE_QUERY_TYPE_U32,
 993    PIPE_QUERY_TYPE_I64,
 994    PIPE_QUERY_TYPE_U64,
 995 };
 996
 997 union pipe_color_union
 998 {
 999    float f[4];
1000    int i[4];
1001    unsigned int ui[4];
1002 };
1003
1004 enum pipe_driver_query_type
1005 {
1006    PIPE_DRIVER_QUERY_TYPE_UINT64,
1007    PIPE_DRIVER_QUERY_TYPE_UINT,
1008    PIPE_DRIVER_QUERY_TYPE_FLOAT,
1009    PIPE_DRIVER_QUERY_TYPE_PERCENTAGE,
1010    PIPE_DRIVER_QUERY_TYPE_BYTES,
1011    PIPE_DRIVER_QUERY_TYPE_MICROSECONDS,
1012    PIPE_DRIVER_QUERY_TYPE_HZ,
1013    PIPE_DRIVER_QUERY_TYPE_DBM,
1014    PIPE_DRIVER_QUERY_TYPE_TEMPERATURE,
1015    PIPE_DRIVER_QUERY_TYPE_VOLTS,
1016    PIPE_DRIVER_QUERY_TYPE_AMPS,
1017    PIPE_DRIVER_QUERY_TYPE_WATTS,
1018 };
1019
1020 /* Whether an average value per frame or a cumulative value should be
1021  * displayed.
1022  */
1023 enum pipe_driver_query_result_type
1024 {
1025    PIPE_DRIVER_QUERY_RESULT_TYPE_AVERAGE,
1026    PIPE_DRIVER_QUERY_RESULT_TYPE_CUMULATIVE,
1027 };
1028
1029 /**
1030  * Some hardware requires some hardware-specific queries to be submitted
1031  * as batched queries. The corresponding query objects are created using
1032  * create_batch_query, and at most one such query may be active at
1033  * any time.
1034  */
1035 #define PIPE_DRIVER_QUERY_FLAG_BATCH     (1 << 0)
1036
1037 /* Do not list this query in the HUD. */
1038 #define PIPE_DRIVER_QUERY_FLAG_DONT_LIST (1 << 1)
1039
1040 struct pipe_driver_query_info
1041 {
1042    const char *name;
1043    unsigned query_type; /* PIPE_QUERY_DRIVER_SPECIFIC + i */
1044    union pipe_numeric_type_union max_value; /* max value that can be returned */
1045    enum pipe_driver_query_type type;
1046    enum pipe_driver_query_result_type result_type;
1047    unsigned group_id;
1048    unsigned flags;
1049 };
1050
1051 struct pipe_driver_query_group_info
1052 {
1053    const char *name;
1054    unsigned max_active_queries;
1055    unsigned num_queries;
1056 };
1057
1058 enum pipe_debug_type
1059 {
1060    PIPE_DEBUG_TYPE_OUT_OF_MEMORY = 1,
1061    PIPE_DEBUG_TYPE_ERROR,
1062    PIPE_DEBUG_TYPE_SHADER_INFO,
1063    PIPE_DEBUG_TYPE_PERF_INFO,
1064    PIPE_DEBUG_TYPE_INFO,
1065    PIPE_DEBUG_TYPE_FALLBACK,
1066    PIPE_DEBUG_TYPE_CONFORMANCE,
1067 };
1068
1069
1070 #ifdef __cplusplus
1071 }
1072 #endif
1073
1074 #endif