src/gallium/drivers/svga/svga_context.h

   1 /**********************************************************
   2  * Copyright 2008-2009 VMware, Inc.  All rights reserved.
   3  *
   4  * Permission is hereby granted, free of charge, to any person
   5  * obtaining a copy of this software and associated documentation
   6  * files (the "Software"), to deal in the Software without
   7  * restriction, including without limitation the rights to use, copy,
   8  * modify, merge, publish, distribute, sublicense, and/or sell copies
   9  * of the Software, and to permit persons to whom the Software is
  10  * furnished to do so, subject to the following conditions:
  11  *
  12  * The above copyright notice and this permission notice shall be
  13  * included in all copies or substantial portions of the Software.
  14  *
  15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  16  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  17  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  18  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  19  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  20  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  21  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  22  * SOFTWARE.
  23  *
  24  **********************************************************/
  25
  26 #ifndef SVGA_CONTEXT_H
  27 #define SVGA_CONTEXT_H
  28
  29
  30 #include "pipe/p_context.h"
  31 #include "pipe/p_defines.h"
  32 #include "pipe/p_state.h"
  33
  34 #include "util/u_blitter.h"
  35 #include "util/list.h"
  36
  37 #include "tgsi/tgsi_scan.h"
  38
  39 #include "svga_screen.h"
  40 #include "svga_state.h"
  41 #include "svga_winsys.h"
  42 #include "svga_hw_reg.h"
  43 #include "svga3d_shaderdefs.h"
  44
  45
  46 /** Non-GPU queries for gallium HUD */
  47 /* per-frame counters */
  48 #define SVGA_QUERY_NUM_DRAW_CALLS          (PIPE_QUERY_DRIVER_SPECIFIC + 0)
  49 #define SVGA_QUERY_NUM_FALLBACKS           (PIPE_QUERY_DRIVER_SPECIFIC + 1)
  50 #define SVGA_QUERY_NUM_FLUSHES             (PIPE_QUERY_DRIVER_SPECIFIC + 2)
  51 #define SVGA_QUERY_NUM_VALIDATIONS         (PIPE_QUERY_DRIVER_SPECIFIC + 3)
  52 #define SVGA_QUERY_MAP_BUFFER_TIME         (PIPE_QUERY_DRIVER_SPECIFIC + 4)
  53 #define SVGA_QUERY_NUM_RESOURCES_MAPPED    (PIPE_QUERY_DRIVER_SPECIFIC + 5)
  54 #define SVGA_QUERY_NUM_BYTES_UPLOADED      (PIPE_QUERY_DRIVER_SPECIFIC + 6)
  55 #define SVGA_QUERY_COMMAND_BUFFER_SIZE     (PIPE_QUERY_DRIVER_SPECIFIC + 7)
  56
  57 /* running total counters */
  58 #define SVGA_QUERY_MEMORY_USED             (PIPE_QUERY_DRIVER_SPECIFIC + 8)
  59 #define SVGA_QUERY_NUM_SHADERS             (PIPE_QUERY_DRIVER_SPECIFIC + 9)
  60 #define SVGA_QUERY_NUM_RESOURCES           (PIPE_QUERY_DRIVER_SPECIFIC + 10)
  61 #define SVGA_QUERY_NUM_STATE_OBJECTS       (PIPE_QUERY_DRIVER_SPECIFIC + 11)
  62 #define SVGA_QUERY_NUM_SURFACE_VIEWS       (PIPE_QUERY_DRIVER_SPECIFIC + 12)
  63 #define SVGA_QUERY_NUM_GENERATE_MIPMAP     (PIPE_QUERY_DRIVER_SPECIFIC + 13)
  64 /*SVGA_QUERY_MAX has to be last because it is size of an array*/
  65 #define SVGA_QUERY_MAX                     (PIPE_QUERY_DRIVER_SPECIFIC + 14)
  66
  67 /**
  68  * Maximum supported number of constant buffers per shader
  69  */
  70 #define SVGA_MAX_CONST_BUFS 14
  71
  72 /**
  73  * Maximum constant buffer size that can be set in the
  74  * DXSetSingleConstantBuffer command is
  75  * DX10 constant buffer element count * 4 4-bytes components
  76  */
  77 #define SVGA_MAX_CONST_BUF_SIZE (4096 * 4 * sizeof(int))
  78
  79 #define CONST0_UPLOAD_ALIGNMENT 256
  80
  81 struct draw_vertex_shader;
  82 struct draw_fragment_shader;
  83 struct svga_shader_variant;
  84 struct SVGACmdMemory;
  85 struct util_bitmask;
  86
  87
  88 struct svga_cache_context;
  89 struct svga_tracked_state;
  90
  91 struct svga_blend_state {
  92    unsigned need_white_fragments:1;
  93    unsigned independent_blend_enable:1;
  94    unsigned alpha_to_coverage:1;
  95    unsigned blend_color_alpha:1;  /**< set blend color to alpha value */
  96
  97    /** Per-render target state */
  98    struct {
  99       uint8_t writemask;
 100
 101       boolean blend_enable;
 102       uint8_t srcblend;
 103       uint8_t dstblend;
 104       uint8_t blendeq;
 105
 106       boolean separate_alpha_blend_enable;
 107       uint8_t srcblend_alpha;
 108       uint8_t dstblend_alpha;
 109       uint8_t blendeq_alpha;
 110    } rt[PIPE_MAX_COLOR_BUFS];
 111
 112    SVGA3dBlendStateId id;  /**< vgpu10 */
 113 };
 114
 115 struct svga_depth_stencil_state {
 116    unsigned zfunc:8;
 117    unsigned zenable:1;
 118    unsigned zwriteenable:1;
 119
 120    unsigned alphatestenable:1;
 121    unsigned alphafunc:8;
 122
 123    struct {
 124       unsigned enabled:1;
 125       unsigned func:8;
 126       unsigned fail:8;
 127       unsigned zfail:8;
 128       unsigned pass:8;
 129    } stencil[2];
 130
 131    /* SVGA3D has one ref/mask/writemask triple shared between front &
 132     * back face stencil.  We really need two:
 133     */
 134    unsigned stencil_mask:8;
 135    unsigned stencil_writemask:8;
 136
 137    float    alpharef;
 138
 139    SVGA3dDepthStencilStateId id;  /**< vgpu10 */
 140 };
 141
 142 #define SVGA_UNFILLED_DISABLE 0
 143 #define SVGA_UNFILLED_LINE    1
 144 #define SVGA_UNFILLED_POINT   2
 145
 146 #define SVGA_PIPELINE_FLAG_POINTS   (1<<PIPE_PRIM_POINTS)
 147 #define SVGA_PIPELINE_FLAG_LINES    (1<<PIPE_PRIM_LINES)
 148 #define SVGA_PIPELINE_FLAG_TRIS     (1<<PIPE_PRIM_TRIANGLES)
 149
 150 struct svga_rasterizer_state {
 151    struct pipe_rasterizer_state templ; /* needed for draw module */
 152
 153    unsigned shademode:8;
 154    unsigned cullmode:8;
 155    unsigned scissortestenable:1;
 156    unsigned multisampleantialias:1;
 157    unsigned antialiasedlineenable:1;
 158    unsigned lastpixel:1;
 159    unsigned pointsprite:1;
 160
 161    unsigned linepattern;
 162
 163    float slopescaledepthbias;
 164    float depthbias;
 165    float pointsize;
 166    float linewidth;
 167
 168    unsigned hw_fillmode:2;         /* PIPE_POLYGON_MODE_x */
 169
 170    /** Which prims do we need help for?  Bitmask of (1 << PIPE_PRIM_x) flags */
 171    unsigned need_pipeline:16;
 172
 173    SVGA3dRasterizerStateId id;    /**< vgpu10 */
 174
 175    /** For debugging: */
 176    const char* need_pipeline_tris_str;
 177    const char* need_pipeline_lines_str;
 178    const char* need_pipeline_points_str;
 179 };
 180
 181 struct svga_sampler_state {
 182    unsigned mipfilter;
 183    unsigned magfilter;
 184    unsigned minfilter;
 185    unsigned aniso_level;
 186    float lod_bias;
 187    unsigned addressu;
 188    unsigned addressv;
 189    unsigned addressw;
 190    unsigned bordercolor;
 191    unsigned normalized_coords:1;
 192    unsigned compare_mode:1;
 193    unsigned compare_func:3;
 194
 195    unsigned min_lod;
 196    unsigned view_min_lod;
 197    unsigned view_max_lod;
 198
 199    SVGA3dSamplerId id;
 200 };
 201
 202
 203 struct svga_pipe_sampler_view
 204 {
 205    struct pipe_sampler_view base;
 206
 207    SVGA3dShaderResourceViewId id;
 208 };
 209
 210
 211 static inline struct svga_pipe_sampler_view *
 212 svga_pipe_sampler_view(struct pipe_sampler_view *v)
 213 {
 214    return (struct svga_pipe_sampler_view *) v;
 215 }
 216
 217
 218 struct svga_velems_state {
 219    unsigned count;
 220    struct pipe_vertex_element velem[PIPE_MAX_ATTRIBS];
 221    SVGA3dDeclType decl_type[PIPE_MAX_ATTRIBS]; /**< vertex attrib formats */
 222
 223    /** Bitmasks indicating which attributes need format conversion */
 224    unsigned adjust_attrib_range;     /**< range adjustment */
 225    unsigned attrib_is_pure_int;      /**< pure int */
 226    unsigned adjust_attrib_w_1;       /**< set w = 1 */
 227    unsigned adjust_attrib_itof;      /**< int->float */
 228    unsigned adjust_attrib_utof;      /**< uint->float */
 229    unsigned attrib_is_bgra;          /**< R / B swizzling */
 230    unsigned attrib_puint_to_snorm;   /**< 10_10_10_2 packed uint -> snorm */
 231    unsigned attrib_puint_to_uscaled; /**< 10_10_10_2 packed uint -> uscaled */
 232    unsigned attrib_puint_to_sscaled; /**< 10_10_10_2 packed uint -> sscaled */
 233
 234    boolean need_swvfetch;
 235
 236    SVGA3dElementLayoutId id; /**< VGPU10 */
 237 };
 238
 239 /* Use to calculate differences between state emitted to hardware and
 240  * current driver-calculated state.
 241  */
 242 struct svga_state
 243 {
 244    const struct svga_blend_state *blend;
 245    const struct svga_depth_stencil_state *depth;
 246    const struct svga_rasterizer_state *rast;
 247    const struct svga_sampler_state *sampler[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS];
 248    const struct svga_velems_state *velems;
 249
 250    struct pipe_sampler_view *sampler_views[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS]; /* or texture ID's? */
 251    struct svga_fragment_shader *fs;
 252    struct svga_vertex_shader *vs;
 253    struct svga_geometry_shader *user_gs; /* user-specified GS */
 254    struct svga_geometry_shader *gs;      /* derived GS */
 255
 256    struct pipe_vertex_buffer vb[PIPE_MAX_ATTRIBS];
 257    struct pipe_index_buffer ib;
 258    /** Constant buffers for each shader.
 259     * The size should probably always match with that of
 260     * svga_shader_emitter_v10.num_shader_consts.
 261     */
 262    struct pipe_constant_buffer constbufs[PIPE_SHADER_TYPES][SVGA_MAX_CONST_BUFS];
 263
 264    struct pipe_framebuffer_state framebuffer;
 265    float depthscale;
 266
 267    /* Hack to limit the number of different render targets between
 268     * flushes.  Helps avoid blowing out our surface cache in EXA.
 269     */
 270    int nr_fbs;
 271
 272    struct pipe_poly_stipple poly_stipple;
 273    struct pipe_scissor_state scissor;
 274    struct pipe_blend_color blend_color;
 275    struct pipe_stencil_ref stencil_ref;
 276    struct pipe_clip_state clip;
 277    struct pipe_viewport_state viewport;
 278
 279    unsigned num_samplers[PIPE_SHADER_TYPES];
 280    unsigned num_sampler_views[PIPE_SHADER_TYPES];
 281    unsigned num_vertex_buffers;
 282    unsigned reduced_prim;
 283
 284    struct {
 285       unsigned flag_1d;
 286       unsigned flag_srgb;
 287    } tex_flags;
 288
 289    unsigned sample_mask;
 290 };
 291
 292 struct svga_prescale {
 293    float translate[4];
 294    float scale[4];
 295    boolean enabled;
 296 };
 297
 298
 299 /* Updated by calling svga_update_state( SVGA_STATE_HW_CLEAR )
 300  */
 301 struct svga_hw_clear_state
 302 {
 303    SVGA3dRect viewport;
 304
 305    struct {
 306       float zmin, zmax;
 307    } depthrange;
 308
 309    struct pipe_framebuffer_state framebuffer;
 310    struct svga_prescale prescale;
 311 };
 312
 313 struct svga_hw_view_state
 314 {
 315    struct pipe_resource *texture;
 316    struct svga_sampler_view *v;
 317    unsigned min_lod;
 318    unsigned max_lod;
 319    boolean dirty;
 320 };
 321
 322 /* Updated by calling svga_update_state( SVGA_STATE_HW_DRAW )
 323  */
 324 struct svga_hw_draw_state
 325 {
 326    unsigned rs[SVGA3D_RS_MAX];
 327    unsigned ts[SVGA3D_PIXEL_SAMPLERREG_MAX][SVGA3D_TS_MAX];
 328    float cb[PIPE_SHADER_TYPES][SVGA3D_CONSTREG_MAX][4];
 329
 330    struct svga_shader_variant *fs;
 331    struct svga_shader_variant *vs;
 332    struct svga_shader_variant *gs;
 333    struct svga_hw_view_state views[PIPE_MAX_SAMPLERS];
 334    unsigned num_views;
 335    struct pipe_resource *constbuf[PIPE_SHADER_TYPES];
 336
 337    /* Bitmask of enabled constant bufffers */
 338    unsigned enabled_constbufs[PIPE_SHADER_TYPES];
 339
 340    /* VGPU10 HW state (used to prevent emitting redundant state) */
 341    SVGA3dDepthStencilStateId depth_stencil_id;
 342    unsigned stencil_ref;
 343    SVGA3dBlendStateId blend_id;
 344    float blend_factor[4];
 345    unsigned blend_sample_mask;
 346    SVGA3dRasterizerStateId rasterizer_id;
 347    SVGA3dElementLayoutId layout_id;
 348    SVGA3dPrimitiveType topology;
 349
 350    /** Vertex buffer state */
 351    SVGA3dVertexBuffer vbuffers[PIPE_MAX_ATTRIBS];
 352    struct svga_winsys_surface *vbuffer_handles[PIPE_MAX_ATTRIBS];
 353    unsigned num_vbuffers;
 354
 355    struct svga_winsys_surface *ib;  /**< index buffer for drawing */
 356    SVGA3dSurfaceFormat ib_format;
 357    unsigned ib_offset;
 358
 359    unsigned num_samplers[PIPE_SHADER_TYPES];
 360    SVGA3dSamplerId samplers[PIPE_SHADER_TYPES][PIPE_MAX_SAMPLERS];
 361
 362    /* used for rebinding */
 363    unsigned num_sampler_views[PIPE_SHADER_TYPES];
 364    unsigned default_constbuf_size[PIPE_SHADER_TYPES];
 365 };
 366
 367
 368 /* Updated by calling svga_update_state( SVGA_STATE_NEED_SWTNL )
 369  */
 370 struct svga_sw_state
 371 {
 372    /* which parts we need */
 373    boolean need_swvfetch;
 374    boolean need_pipeline;
 375    boolean need_swtnl;
 376
 377    /* Flag to make sure that need sw is on while
 378     * updating state within a swtnl call.
 379     */
 380    boolean in_swtnl_draw;
 381 };
 382
 383
 384 /* Queue some state updates (like rss) and submit them to hardware in
 385  * a single packet.
 386  */
 387 struct svga_hw_queue;
 388
 389 struct svga_query;
 390 struct svga_qmem_alloc_entry;
 391
 392 struct svga_context
 393 {
 394    struct pipe_context pipe;
 395    struct svga_winsys_context *swc;
 396    struct blitter_context *blitter;
 397    struct u_upload_mgr *const0_upload;
 398
 399    struct {
 400       boolean no_swtnl;
 401       boolean force_swtnl;
 402       boolean use_min_mipmap;
 403
 404       /* incremented for each shader */
 405       unsigned shader_id;
 406
 407       unsigned disable_shader;
 408
 409       boolean no_line_width;
 410       boolean force_hw_line_stipple;
 411
 412       /** To report perf/conformance/etc issues to the state tracker */
 413       struct pipe_debug_callback callback;
 414    } debug;
 415
 416    struct {
 417       struct draw_context *draw;
 418       struct vbuf_render *backend;
 419       unsigned hw_prim;
 420       boolean new_vbuf;
 421       boolean new_vdecl;
 422    } swtnl;
 423
 424    /* Bitmask of blend state objects IDs */
 425    struct util_bitmask *blend_object_id_bm;
 426
 427    /* Bitmask of depth/stencil state objects IDs */
 428    struct util_bitmask *ds_object_id_bm;
 429
 430    /* Bitmaks of input element object IDs */
 431    struct util_bitmask *input_element_object_id_bm;
 432
 433    /* Bitmask of rasterizer object IDs */
 434    struct util_bitmask *rast_object_id_bm;
 435
 436    /* Bitmask of sampler state objects IDs */
 437    struct util_bitmask *sampler_object_id_bm;
 438
 439    /* Bitmask of sampler view IDs */
 440    struct util_bitmask *sampler_view_id_bm;
 441
 442    /* Bitmask of used shader IDs */
 443    struct util_bitmask *shader_id_bm;
 444
 445    /* Bitmask of used surface view IDs */
 446    struct util_bitmask *surface_view_id_bm;
 447
 448    /* Bitmask of used stream output IDs */
 449    struct util_bitmask *stream_output_id_bm;
 450
 451    /* Bitmask of used query IDs */
 452    struct util_bitmask *query_id_bm;
 453
 454    struct {
 455       unsigned dirty[SVGA_STATE_MAX];
 456
 457       /** bitmasks of which const buffers are changed */
 458       unsigned dirty_constbufs[PIPE_SHADER_TYPES];
 459
 460       unsigned texture_timestamp;
 461
 462       /*
 463        */
 464       struct svga_sw_state          sw;
 465       struct svga_hw_draw_state     hw_draw;
 466       struct svga_hw_clear_state    hw_clear;
 467    } state;
 468
 469    struct svga_state curr;      /* state from the state tracker */
 470    unsigned dirty;              /* statechanges since last update_state() */
 471
 472    union {
 473       struct {
 474          unsigned rendertargets:1;
 475          unsigned texture_samplers:1;
 476          unsigned constbufs:1;
 477          unsigned vs:1;
 478          unsigned fs:1;
 479          unsigned gs:1;
 480          unsigned query:1;
 481       } flags;
 482       unsigned val;
 483    } rebind;
 484
 485    struct svga_hwtnl *hwtnl;
 486
 487    /** Queries states */
 488    struct svga_winsys_gb_query *gb_query;     /**< gb query object, one per context */
 489    unsigned gb_query_len;                     /**< gb query object size */
 490    struct util_bitmask *gb_query_alloc_mask;  /**< gb query object allocation mask */
 491    struct svga_qmem_alloc_entry *gb_query_map[SVGA_QUERY_MAX];
 492                                               /**< query mem block mapping */
 493    struct svga_query *sq[SVGA_QUERY_MAX];     /**< queries currently in progress */
 494
 495    /** List of buffers with queued transfers */
 496    struct list_head dirty_buffers;
 497
 498    /** performance / info queries for HUD */
 499    struct {
 500       uint64_t num_draw_calls;       /**< SVGA_QUERY_DRAW_CALLS */
 501       uint64_t num_fallbacks;        /**< SVGA_QUERY_NUM_FALLBACKS */
 502       uint64_t num_flushes;          /**< SVGA_QUERY_NUM_FLUSHES */
 503       uint64_t num_validations;      /**< SVGA_QUERY_NUM_VALIDATIONS */
 504       uint64_t map_buffer_time;      /**< SVGA_QUERY_MAP_BUFFER_TIME */
 505       uint64_t num_resources_mapped; /**< SVGA_QUERY_NUM_RESOURCES_MAPPED */
 506       uint64_t command_buffer_size;  /**< SVGA_QUERY_COMMAND_BUFFER_SIZE */
 507       uint64_t num_shaders;          /**< SVGA_QUERY_NUM_SHADERS */
 508       uint64_t num_state_objects;    /**< SVGA_QUERY_NUM_STATE_OBJECTS */
 509       uint64_t num_surface_views;    /**< SVGA_QUERY_NUM_SURFACE_VIEWS */
 510       uint64_t num_bytes_uploaded;   /**< SVGA_QUERY_NUM_BYTES_UPLOADED */
 511       uint64_t num_generate_mipmap;  /**< SVGA_QUERY_NUM_GENERATE_MIPMAP */
 512    } hud;
 513
 514    /** The currently bound stream output targets */
 515    unsigned num_so_targets;
 516    struct svga_winsys_surface *so_surfaces[SVGA3D_DX_MAX_SOTARGETS];
 517    struct pipe_stream_output_target *so_targets[SVGA3D_DX_MAX_SOTARGETS];
 518    struct svga_stream_output *current_so;
 519
 520    /** A blend state with blending disabled, for falling back to when blending
 521     * is illegal (e.g. an integer texture is bound)
 522     */
 523    struct svga_blend_state *noop_blend;
 524
 525    struct {
 526       struct pipe_resource *texture;
 527       struct svga_pipe_sampler_view *sampler_view;
 528       void *sampler;
 529    } polygon_stipple;
 530
 531    /** Alternate rasterizer states created for point sprite */
 532    struct svga_rasterizer_state *rasterizer_no_cull[2];
 533 };
 534
 535 /* A flag for each state_tracker state object:
 536  */
 537 #define SVGA_NEW_BLEND               0x1
 538 #define SVGA_NEW_DEPTH_STENCIL_ALPHA 0x2
 539 #define SVGA_NEW_RAST                0x4
 540 #define SVGA_NEW_SAMPLER             0x8
 541 #define SVGA_NEW_TEXTURE             0x10
 542 #define SVGA_NEW_VBUFFER             0x20
 543 #define SVGA_NEW_VELEMENT            0x40
 544 #define SVGA_NEW_FS                  0x80
 545 #define SVGA_NEW_VS                  0x100
 546 #define SVGA_NEW_FS_CONST_BUFFER     0x200
 547 #define SVGA_NEW_VS_CONST_BUFFER     0x400
 548 #define SVGA_NEW_FRAME_BUFFER        0x800
 549 #define SVGA_NEW_STIPPLE             0x1000
 550 #define SVGA_NEW_SCISSOR             0x2000
 551 #define SVGA_NEW_BLEND_COLOR         0x4000
 552 #define SVGA_NEW_CLIP                0x8000
 553 #define SVGA_NEW_VIEWPORT            0x10000
 554 #define SVGA_NEW_PRESCALE            0x20000
 555 #define SVGA_NEW_REDUCED_PRIMITIVE   0x40000
 556 #define SVGA_NEW_TEXTURE_BINDING     0x80000
 557 #define SVGA_NEW_NEED_PIPELINE       0x100000
 558 #define SVGA_NEW_NEED_SWVFETCH       0x200000
 559 #define SVGA_NEW_NEED_SWTNL          0x400000
 560 #define SVGA_NEW_FS_VARIANT          0x800000
 561 #define SVGA_NEW_VS_VARIANT          0x1000000
 562 #define SVGA_NEW_TEXTURE_FLAGS       0x4000000
 563 #define SVGA_NEW_STENCIL_REF         0x8000000
 564 #define SVGA_NEW_GS                  0x10000000
 565 #define SVGA_NEW_GS_CONST_BUFFER     0x20000000
 566 #define SVGA_NEW_GS_VARIANT          0x40000000
 567
 568
 569
 570
 571 /***********************************************************************
 572  * svga_clear.c:
 573  */
 574 void svga_clear(struct pipe_context *pipe,
 575                 unsigned buffers,
 576                 const union pipe_color_union *color,
 577                 double depth,
 578                 unsigned stencil);
 579
 580
 581 /***********************************************************************
 582  * svga_screen_texture.c:
 583  */
 584 void svga_mark_surfaces_dirty(struct svga_context *svga);
 585
 586
 587
 588
 589 void svga_init_state_functions( struct svga_context *svga );
 590 void svga_init_flush_functions( struct svga_context *svga );
 591 void svga_init_string_functions( struct svga_context *svga );
 592 void svga_init_blit_functions(struct svga_context *svga);
 593
 594 void svga_init_blend_functions( struct svga_context *svga );
 595 void svga_init_depth_stencil_functions( struct svga_context *svga );
 596 void svga_init_misc_functions( struct svga_context *svga );
 597 void svga_init_rasterizer_functions( struct svga_context *svga );
 598 void svga_init_sampler_functions( struct svga_context *svga );
 599 void svga_init_fs_functions( struct svga_context *svga );
 600 void svga_init_vs_functions( struct svga_context *svga );
 601 void svga_init_gs_functions( struct svga_context *svga );
 602 void svga_init_vertex_functions( struct svga_context *svga );
 603 void svga_init_constbuffer_functions( struct svga_context *svga );
 604 void svga_init_draw_functions( struct svga_context *svga );
 605 void svga_init_query_functions( struct svga_context *svga );
 606 void svga_init_surface_functions(struct svga_context *svga);
 607 void svga_init_stream_output_functions( struct svga_context *svga );
 608
 609 void svga_cleanup_vertex_state( struct svga_context *svga );
 610 void svga_cleanup_tss_binding( struct svga_context *svga );
 611 void svga_cleanup_framebuffer( struct svga_context *svga );
 612
 613 void svga_context_flush( struct svga_context *svga,
 614                          struct pipe_fence_handle **pfence );
 615
 616 void svga_context_finish(struct svga_context *svga);
 617
 618 void svga_hwtnl_flush_retry( struct svga_context *svga );
 619 void svga_hwtnl_flush_buffer( struct svga_context *svga,
 620                               struct pipe_resource *buffer );
 621
 622 void svga_surfaces_flush(struct svga_context *svga);
 623
 624 struct pipe_context *
 625 svga_context_create(struct pipe_screen *screen,
 626                     void *priv, unsigned flags);
 627
 628
 629 /***********************************************************************
 630  * Inline conversion functions.  These are better-typed than the
 631  * macros used previously:
 632  */
 633 static inline struct svga_context *
 634 svga_context( struct pipe_context *pipe )
 635 {
 636    return (struct svga_context *)pipe;
 637 }
 638
 639
 640 static inline boolean
 641 svga_have_gb_objects(const struct svga_context *svga)
 642 {
 643    return svga_screen(svga->pipe.screen)->sws->have_gb_objects;
 644 }
 645
 646 static inline boolean
 647 svga_have_gb_dma(const struct svga_context *svga)
 648 {
 649    return svga_screen(svga->pipe.screen)->sws->have_gb_dma;
 650 }
 651
 652 static inline boolean
 653 svga_have_vgpu10(const struct svga_context *svga)
 654 {
 655    return svga_screen(svga->pipe.screen)->sws->have_vgpu10;
 656 }
 657
 658 static inline boolean
 659 svga_need_to_rebind_resources(const struct svga_context *svga)
 660 {
 661    return svga_screen(svga->pipe.screen)->sws->need_to_rebind_resources;
 662 }
 663
 664 static inline boolean
 665 svga_rects_equal(const SVGA3dRect *r1, const SVGA3dRect *r2)
 666 {
 667    return memcmp(r1, r2, sizeof(*r1)) == 0;
 668 }
 669
 670 #endif