src/gallium/drivers/rbug/rbug_context.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2010 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
  29 #include "pipe/p_context.h"
  30 #include "util/u_memory.h"
  31 #include "util/u_inlines.h"
  32 #include "util/u_simple_list.h"
  33
  34 #include "rbug_context.h"
  35 #include "rbug_objects.h"
  36
  37
  38 static void
  39 rbug_destroy(struct pipe_context *_pipe)
  40 {
  41    struct rbug_context *rb_pipe = rbug_context(_pipe);
  42    struct pipe_context *pipe = rb_pipe->pipe;
  43
  44    pipe->destroy(pipe);
  45
  46    FREE(rb_pipe);
  47 }
  48
  49 static void
  50 rbug_draw_arrays(struct pipe_context *_pipe,
  51                  unsigned prim,
  52                  unsigned start,
  53                  unsigned count)
  54 {
  55    struct rbug_context *rb_pipe = rbug_context(_pipe);
  56    struct pipe_context *pipe = rb_pipe->pipe;
  57
  58    pipe->draw_arrays(pipe,
  59                      prim,
  60                      start,
  61                      count);
  62 }
  63
  64 static void
  65 rbug_draw_elements(struct pipe_context *_pipe,
  66                    struct pipe_resource *_indexResource,
  67                    unsigned indexSize,
  68                    int indexBias,
  69                    unsigned prim,
  70                    unsigned start,
  71                    unsigned count)
  72 {
  73    struct rbug_context *rb_pipe = rbug_context(_pipe);
  74    struct rbug_resource *rb_resource = rbug_resource(_indexResource);
  75    struct pipe_context *pipe = rb_pipe->pipe;
  76    struct pipe_resource *indexResource = rb_resource->resource;
  77
  78    pipe->draw_elements(pipe,
  79                        indexResource,
  80                        indexSize,
  81                        indexBias,
  82                        prim,
  83                        start,
  84                        count);
  85 }
  86
  87 static void
  88 rbug_draw_range_elements(struct pipe_context *_pipe,
  89                          struct pipe_resource *_indexResource,
  90                          unsigned indexSize,
  91                          int indexBias,
  92                          unsigned minIndex,
  93                          unsigned maxIndex,
  94                          unsigned mode,
  95                          unsigned start,
  96                          unsigned count)
  97 {
  98    struct rbug_context *rb_pipe = rbug_context(_pipe);
  99    struct rbug_resource *rb_resource = rbug_resource(_indexResource);
 100    struct pipe_context *pipe = rb_pipe->pipe;
 101    struct pipe_resource *indexResource = rb_resource->resource;
 102
 103    pipe->draw_range_elements(pipe,
 104                              indexResource,
 105                              indexSize,
 106                              indexBias,
 107                              minIndex,
 108                              maxIndex,
 109                              mode,
 110                              start,
 111                              count);
 112 }
 113
 114 static struct pipe_query *
 115 rbug_create_query(struct pipe_context *_pipe,
 116                   unsigned query_type)
 117 {
 118    struct rbug_context *rb_pipe = rbug_context(_pipe);
 119    struct pipe_context *pipe = rb_pipe->pipe;
 120
 121    return pipe->create_query(pipe,
 122                              query_type);
 123 }
 124
 125 static void
 126 rbug_destroy_query(struct pipe_context *_pipe,
 127                    struct pipe_query *query)
 128 {
 129    struct rbug_context *rb_pipe = rbug_context(_pipe);
 130    struct pipe_context *pipe = rb_pipe->pipe;
 131
 132    pipe->destroy_query(pipe,
 133                        query);
 134 }
 135
 136 static void
 137 rbug_begin_query(struct pipe_context *_pipe,
 138                  struct pipe_query *query)
 139 {
 140    struct rbug_context *rb_pipe = rbug_context(_pipe);
 141    struct pipe_context *pipe = rb_pipe->pipe;
 142
 143    pipe->begin_query(pipe,
 144                      query);
 145 }
 146
 147 static void
 148 rbug_end_query(struct pipe_context *_pipe,
 149                struct pipe_query *query)
 150 {
 151    struct rbug_context *rb_pipe = rbug_context(_pipe);
 152    struct pipe_context *pipe = rb_pipe->pipe;
 153
 154    pipe->end_query(pipe,
 155                    query);
 156 }
 157
 158 static boolean
 159 rbug_get_query_result(struct pipe_context *_pipe,
 160                       struct pipe_query *query,
 161                       boolean wait,
 162                       uint64_t *result)
 163 {
 164    struct rbug_context *rb_pipe = rbug_context(_pipe);
 165    struct pipe_context *pipe = rb_pipe->pipe;
 166
 167    return pipe->get_query_result(pipe,
 168                                  query,
 169                                  wait,
 170                                  result);
 171 }
 172
 173 static void *
 174 rbug_create_blend_state(struct pipe_context *_pipe,
 175                         const struct pipe_blend_state *blend)
 176 {
 177    struct rbug_context *rb_pipe = rbug_context(_pipe);
 178    struct pipe_context *pipe = rb_pipe->pipe;
 179
 180    return pipe->create_blend_state(pipe,
 181                                    blend);
 182 }
 183
 184 static void
 185 rbug_bind_blend_state(struct pipe_context *_pipe,
 186                       void *blend)
 187 {
 188    struct rbug_context *rb_pipe = rbug_context(_pipe);
 189    struct pipe_context *pipe = rb_pipe->pipe;
 190
 191    pipe->bind_blend_state(pipe,
 192                               blend);
 193 }
 194
 195 static void
 196 rbug_delete_blend_state(struct pipe_context *_pipe,
 197                         void *blend)
 198 {
 199    struct rbug_context *rb_pipe = rbug_context(_pipe);
 200    struct pipe_context *pipe = rb_pipe->pipe;
 201
 202    pipe->delete_blend_state(pipe,
 203                             blend);
 204 }
 205
 206 static void *
 207 rbug_create_sampler_state(struct pipe_context *_pipe,
 208                           const struct pipe_sampler_state *sampler)
 209 {
 210    struct rbug_context *rb_pipe = rbug_context(_pipe);
 211    struct pipe_context *pipe = rb_pipe->pipe;
 212
 213    return pipe->create_sampler_state(pipe,
 214                                      sampler);
 215 }
 216
 217 static void
 218 rbug_bind_fragment_sampler_states(struct pipe_context *_pipe,
 219                                   unsigned num_samplers,
 220                                   void **samplers)
 221 {
 222    struct rbug_context *rb_pipe = rbug_context(_pipe);
 223    struct pipe_context *pipe = rb_pipe->pipe;
 224
 225    pipe->bind_fragment_sampler_states(pipe,
 226                                       num_samplers,
 227                                       samplers);
 228 }
 229
 230 static void
 231 rbug_bind_vertex_sampler_states(struct pipe_context *_pipe,
 232                                 unsigned num_samplers,
 233                                 void **samplers)
 234 {
 235    struct rbug_context *rb_pipe = rbug_context(_pipe);
 236    struct pipe_context *pipe = rb_pipe->pipe;
 237
 238    pipe->bind_vertex_sampler_states(pipe,
 239                                     num_samplers,
 240                                     samplers);
 241 }
 242
 243 static void
 244 rbug_delete_sampler_state(struct pipe_context *_pipe,
 245                           void *sampler)
 246 {
 247    struct rbug_context *rb_pipe = rbug_context(_pipe);
 248    struct pipe_context *pipe = rb_pipe->pipe;
 249
 250    pipe->delete_sampler_state(pipe,
 251                               sampler);
 252 }
 253
 254 static void *
 255 rbug_create_rasterizer_state(struct pipe_context *_pipe,
 256                              const struct pipe_rasterizer_state *rasterizer)
 257 {
 258    struct rbug_context *rb_pipe = rbug_context(_pipe);
 259    struct pipe_context *pipe = rb_pipe->pipe;
 260
 261    return pipe->create_rasterizer_state(pipe,
 262                                         rasterizer);
 263 }
 264
 265 static void
 266 rbug_bind_rasterizer_state(struct pipe_context *_pipe,
 267                            void *rasterizer)
 268 {
 269    struct rbug_context *rb_pipe = rbug_context(_pipe);
 270    struct pipe_context *pipe = rb_pipe->pipe;
 271
 272    pipe->bind_rasterizer_state(pipe,
 273                                rasterizer);
 274 }
 275
 276 static void
 277 rbug_delete_rasterizer_state(struct pipe_context *_pipe,
 278                              void *rasterizer)
 279 {
 280    struct rbug_context *rb_pipe = rbug_context(_pipe);
 281    struct pipe_context *pipe = rb_pipe->pipe;
 282
 283    pipe->delete_rasterizer_state(pipe,
 284                                  rasterizer);
 285 }
 286
 287 static void *
 288 rbug_create_depth_stencil_alpha_state(struct pipe_context *_pipe,
 289                                       const struct pipe_depth_stencil_alpha_state *depth_stencil_alpha)
 290 {
 291    struct rbug_context *rb_pipe = rbug_context(_pipe);
 292    struct pipe_context *pipe = rb_pipe->pipe;
 293
 294    return pipe->create_depth_stencil_alpha_state(pipe,
 295                                                  depth_stencil_alpha);
 296 }
 297
 298 static void
 299 rbug_bind_depth_stencil_alpha_state(struct pipe_context *_pipe,
 300                                     void *depth_stencil_alpha)
 301 {
 302    struct rbug_context *rb_pipe = rbug_context(_pipe);
 303    struct pipe_context *pipe = rb_pipe->pipe;
 304
 305    pipe->bind_depth_stencil_alpha_state(pipe,
 306                                         depth_stencil_alpha);
 307 }
 308
 309 static void
 310 rbug_delete_depth_stencil_alpha_state(struct pipe_context *_pipe,
 311                                       void *depth_stencil_alpha)
 312 {
 313    struct rbug_context *rb_pipe = rbug_context(_pipe);
 314    struct pipe_context *pipe = rb_pipe->pipe;
 315
 316    pipe->delete_depth_stencil_alpha_state(pipe,
 317                                           depth_stencil_alpha);
 318 }
 319
 320 static void *
 321 rbug_create_fs_state(struct pipe_context *_pipe,
 322                      const struct pipe_shader_state *state)
 323 {
 324    struct rbug_context *rb_pipe = rbug_context(_pipe);
 325    struct pipe_context *pipe = rb_pipe->pipe;
 326    void *result;
 327
 328    result = pipe->create_fs_state(pipe, state);
 329    if (!result)
 330       return NULL;
 331
 332    return rbug_shader_create(rb_pipe, state, result, RBUG_SHADER_FRAGMENT);
 333 }
 334
 335 static void
 336 rbug_bind_fs_state(struct pipe_context *_pipe,
 337                    void *_fs)
 338 {
 339    struct rbug_context *rb_pipe = rbug_context(_pipe);
 340    struct pipe_context *pipe = rb_pipe->pipe;
 341    void *fs;
 342
 343    fs = rbug_shader_unwrap(_fs);
 344    rb_pipe->curr.fs = rbug_shader(_fs);
 345    pipe->bind_fs_state(pipe,
 346                        fs);
 347 }
 348
 349 static void
 350 rbug_delete_fs_state(struct pipe_context *_pipe,
 351                      void *_fs)
 352 {
 353    struct rbug_context *rb_pipe = rbug_context(_pipe);
 354    struct rbug_shader *rb_shader = rbug_shader(_fs);
 355
 356    rbug_shader_destroy(rb_pipe, rb_shader);
 357 }
 358
 359 static void *
 360 rbug_create_vs_state(struct pipe_context *_pipe,
 361                      const struct pipe_shader_state *state)
 362 {
 363    struct rbug_context *rb_pipe = rbug_context(_pipe);
 364    struct pipe_context *pipe = rb_pipe->pipe;
 365    void *result;
 366
 367    result = pipe->create_vs_state(pipe, state);
 368    if (!result)
 369       return NULL;
 370
 371    return rbug_shader_create(rb_pipe, state, result, RBUG_SHADER_VERTEX);
 372 }
 373
 374 static void
 375 rbug_bind_vs_state(struct pipe_context *_pipe,
 376                    void *_vs)
 377 {
 378    struct rbug_context *rb_pipe = rbug_context(_pipe);
 379    struct pipe_context *pipe = rb_pipe->pipe;
 380    void *vs;
 381
 382    vs = rbug_shader_unwrap(_vs);
 383    rb_pipe->curr.vs = rbug_shader(_vs);
 384    pipe->bind_vs_state(pipe,
 385                        vs);
 386 }
 387
 388 static void
 389 rbug_delete_vs_state(struct pipe_context *_pipe,
 390                      void *_vs)
 391 {
 392    struct rbug_context *rb_pipe = rbug_context(_pipe);
 393    struct rbug_shader *rb_shader = rbug_shader(_vs);
 394
 395    rbug_shader_destroy(rb_pipe, rb_shader);
 396 }
 397
 398 static void *
 399 rbug_create_gs_state(struct pipe_context *_pipe,
 400                      const struct pipe_shader_state *state)
 401 {
 402    struct rbug_context *rb_pipe = rbug_context(_pipe);
 403    struct pipe_context *pipe = rb_pipe->pipe;
 404    void *result;
 405
 406    result = pipe->create_gs_state(pipe, state);
 407    if (!result)
 408       return NULL;
 409
 410    return rbug_shader_create(rb_pipe, state, result, RBUG_SHADER_GEOM);
 411 }
 412
 413 static void
 414 rbug_bind_gs_state(struct pipe_context *_pipe,
 415                    void *_gs)
 416 {
 417    struct rbug_context *rb_pipe = rbug_context(_pipe);
 418    struct pipe_context *pipe = rb_pipe->pipe;
 419    void *gs;
 420
 421    gs = rbug_shader_unwrap(_gs);
 422    rb_pipe->curr.gs = rbug_shader(_gs);
 423    pipe->bind_gs_state(pipe,
 424                        gs);
 425 }
 426
 427 static void
 428 rbug_delete_gs_state(struct pipe_context *_pipe,
 429                      void *_gs)
 430 {
 431    struct rbug_context *rb_pipe = rbug_context(_pipe);
 432    struct rbug_shader *rb_shader = rbug_shader(_gs);
 433
 434    rbug_shader_destroy(rb_pipe, rb_shader);
 435 }
 436
 437 static void *
 438 rbug_create_vertex_elements_state(struct pipe_context *_pipe,
 439                                   unsigned num_elements,
 440                                   const struct pipe_vertex_element *vertex_elements)
 441 {
 442    struct rbug_context *rb_pipe = rbug_context(_pipe);
 443    struct pipe_context *pipe = rb_pipe->pipe;
 444
 445    return pipe->create_vertex_elements_state(pipe,
 446                                              num_elements,
 447                                              vertex_elements);
 448 }
 449
 450 static void
 451 rbug_bind_vertex_elements_state(struct pipe_context *_pipe,
 452                                 void *velems)
 453 {
 454    struct rbug_context *rb_pipe = rbug_context(_pipe);
 455    struct pipe_context *pipe = rb_pipe->pipe;
 456
 457    pipe->bind_vertex_elements_state(pipe,
 458                                     velems);
 459 }
 460
 461 static void
 462 rbug_delete_vertex_elements_state(struct pipe_context *_pipe,
 463                                   void *velems)
 464 {
 465    struct rbug_context *rb_pipe = rbug_context(_pipe);
 466    struct pipe_context *pipe = rb_pipe->pipe;
 467
 468    pipe->delete_vertex_elements_state(pipe,
 469                                       velems);
 470 }
 471
 472 static void
 473 rbug_set_blend_color(struct pipe_context *_pipe,
 474                      const struct pipe_blend_color *blend_color)
 475 {
 476    struct rbug_context *rb_pipe = rbug_context(_pipe);
 477    struct pipe_context *pipe = rb_pipe->pipe;
 478
 479    pipe->set_blend_color(pipe,
 480                          blend_color);
 481 }
 482
 483 static void
 484 rbug_set_stencil_ref(struct pipe_context *_pipe,
 485                      const struct pipe_stencil_ref *stencil_ref)
 486 {
 487    struct rbug_context *rb_pipe = rbug_context(_pipe);
 488    struct pipe_context *pipe = rb_pipe->pipe;
 489
 490    pipe->set_stencil_ref(pipe,
 491                          stencil_ref);
 492 }
 493
 494 static void
 495 rbug_set_clip_state(struct pipe_context *_pipe,
 496                     const struct pipe_clip_state *clip)
 497 {
 498    struct rbug_context *rb_pipe = rbug_context(_pipe);
 499    struct pipe_context *pipe = rb_pipe->pipe;
 500
 501    pipe->set_clip_state(pipe,
 502                         clip);
 503 }
 504
 505 static void
 506 rbug_set_constant_buffer(struct pipe_context *_pipe,
 507                          uint shader,
 508                          uint index,
 509                          struct pipe_resource *_resource)
 510 {
 511    struct rbug_context *rb_pipe = rbug_context(_pipe);
 512    struct pipe_context *pipe = rb_pipe->pipe;
 513    struct pipe_resource *unwrapped_resource;
 514    struct pipe_resource *resource = NULL;
 515
 516    /* XXX hmm? unwrap the input state */
 517    if (_resource) {
 518       unwrapped_resource = rbug_resource_unwrap(_resource);
 519       resource = unwrapped_resource;
 520    }
 521
 522    pipe->set_constant_buffer(pipe,
 523                              shader,
 524                              index,
 525                              resource);
 526 }
 527
 528 static void
 529 rbug_set_framebuffer_state(struct pipe_context *_pipe,
 530                            const struct pipe_framebuffer_state *_state)
 531 {
 532    struct rbug_context *rb_pipe = rbug_context(_pipe);
 533    struct pipe_context *pipe = rb_pipe->pipe;
 534    struct pipe_framebuffer_state unwrapped_state;
 535    struct pipe_framebuffer_state *state = NULL;
 536    unsigned i;
 537
 538    /* unwrap the input state */
 539    if (_state) {
 540       memcpy(&unwrapped_state, _state, sizeof(unwrapped_state));
 541       for(i = 0; i < _state->nr_cbufs; i++)
 542          unwrapped_state.cbufs[i] = rbug_surface_unwrap(_state->cbufs[i]);
 543       for (; i < PIPE_MAX_COLOR_BUFS; i++)
 544          unwrapped_state.cbufs[i] = NULL;
 545       unwrapped_state.zsbuf = rbug_surface_unwrap(_state->zsbuf);
 546       state = &unwrapped_state;
 547    }
 548
 549    pipe->set_framebuffer_state(pipe,
 550                                state);
 551 }
 552
 553 static void
 554 rbug_set_polygon_stipple(struct pipe_context *_pipe,
 555                          const struct pipe_poly_stipple *poly_stipple)
 556 {
 557    struct rbug_context *rb_pipe = rbug_context(_pipe);
 558    struct pipe_context *pipe = rb_pipe->pipe;
 559
 560    pipe->set_polygon_stipple(pipe,
 561                              poly_stipple);
 562 }
 563
 564 static void
 565 rbug_set_scissor_state(struct pipe_context *_pipe,
 566                        const struct pipe_scissor_state *scissor)
 567 {
 568    struct rbug_context *rb_pipe = rbug_context(_pipe);
 569    struct pipe_context *pipe = rb_pipe->pipe;
 570
 571    pipe->set_scissor_state(pipe,
 572                            scissor);
 573 }
 574
 575 static void
 576 rbug_set_viewport_state(struct pipe_context *_pipe,
 577                         const struct pipe_viewport_state *viewport)
 578 {
 579    struct rbug_context *rb_pipe = rbug_context(_pipe);
 580    struct pipe_context *pipe = rb_pipe->pipe;
 581
 582    pipe->set_viewport_state(pipe,
 583                             viewport);
 584 }
 585
 586 static void
 587 rbug_set_fragment_sampler_views(struct pipe_context *_pipe,
 588                                 unsigned num,
 589                                 struct pipe_sampler_view **_views)
 590 {
 591    struct rbug_context *rb_pipe = rbug_context(_pipe);
 592    struct pipe_context *pipe = rb_pipe->pipe;
 593    struct pipe_sampler_view *unwrapped_views[PIPE_MAX_SAMPLERS];
 594    struct pipe_sampler_view **views = NULL;
 595    unsigned i;
 596
 597    if (_views) {
 598       for (i = 0; i < num; i++)
 599          unwrapped_views[i] = rbug_sampler_view_unwrap(_views[i]);
 600       for (; i < PIPE_MAX_SAMPLERS; i++)
 601          unwrapped_views[i] = NULL;
 602
 603       views = unwrapped_views;
 604    }
 605
 606    pipe->set_fragment_sampler_views(pipe, num, views);
 607 }
 608
 609 static void
 610 rbug_set_vertex_sampler_views(struct pipe_context *_pipe,
 611                               unsigned num,
 612                               struct pipe_sampler_view **_views)
 613 {
 614    struct rbug_context *rb_pipe = rbug_context(_pipe);
 615    struct pipe_context *pipe = rb_pipe->pipe;
 616    struct pipe_sampler_view *unwrapped_views[PIPE_MAX_VERTEX_SAMPLERS];
 617    struct pipe_sampler_view **views = NULL;
 618    unsigned i;
 619
 620    if (_views) {
 621       for (i = 0; i < num; i++)
 622          unwrapped_views[i] = rbug_sampler_view_unwrap(_views[i]);
 623       for (; i < PIPE_MAX_VERTEX_SAMPLERS; i++)
 624          unwrapped_views[i] = NULL;
 625
 626       views = unwrapped_views;
 627    }
 628
 629    pipe->set_vertex_sampler_views(pipe, num, views);
 630 }
 631
 632 static void
 633 rbug_set_vertex_buffers(struct pipe_context *_pipe,
 634                         unsigned num_buffers,
 635                         const struct pipe_vertex_buffer *_buffers)
 636 {
 637    struct rbug_context *rb_pipe = rbug_context(_pipe);
 638    struct pipe_context *pipe = rb_pipe->pipe;
 639    struct pipe_vertex_buffer unwrapped_buffers[PIPE_MAX_SHADER_INPUTS];
 640    struct pipe_vertex_buffer *buffers = NULL;
 641    unsigned i;
 642
 643    if (num_buffers) {
 644       memcpy(unwrapped_buffers, _buffers, num_buffers * sizeof(*_buffers));
 645       for (i = 0; i < num_buffers; i++)
 646          unwrapped_buffers[i].buffer = rbug_resource_unwrap(_buffers[i].buffer);
 647       buffers = unwrapped_buffers;
 648    }
 649
 650    pipe->set_vertex_buffers(pipe,
 651                             num_buffers,
 652                             buffers);
 653 }
 654 static void
 655 rbug_surface_copy(struct pipe_context *_pipe,
 656                   struct pipe_surface *_dst,
 657                   unsigned dstx,
 658                   unsigned dsty,
 659                   struct pipe_surface *_src,
 660                   unsigned srcx,
 661                   unsigned srcy,
 662                   unsigned width,
 663                   unsigned height)
 664 {
 665    struct rbug_context *rb_pipe = rbug_context(_pipe);
 666    struct rbug_surface *rb_surface_dst = rbug_surface(_dst);
 667    struct rbug_surface *rb_surface_src = rbug_surface(_src);
 668    struct pipe_context *pipe = rb_pipe->pipe;
 669    struct pipe_surface *dst = rb_surface_dst->surface;
 670    struct pipe_surface *src = rb_surface_src->surface;
 671
 672    pipe->surface_copy(pipe,
 673                       dst,
 674                       dstx,
 675                       dsty,
 676                       src,
 677                       srcx,
 678                       srcy,
 679                       width,
 680                       height);
 681 }
 682
 683 static void
 684 rbug_surface_fill(struct pipe_context *_pipe,
 685                   struct pipe_surface *_dst,
 686                   unsigned dstx,
 687                   unsigned dsty,
 688                   unsigned width,
 689                   unsigned height,
 690                   unsigned value)
 691 {
 692    struct rbug_context *rb_pipe = rbug_context(_pipe);
 693    struct rbug_surface *rb_surface_dst = rbug_surface(_dst);
 694    struct pipe_context *pipe = rb_pipe->pipe;
 695    struct pipe_surface *dst = rb_surface_dst->surface;
 696
 697    pipe->surface_fill(pipe,
 698                       dst,
 699                       dstx,
 700                       dsty,
 701                       width,
 702                       height,
 703                       value);
 704 }
 705
 706 static void
 707 rbug_clear(struct pipe_context *_pipe,
 708            unsigned buffers,
 709            const float *rgba,
 710            double depth,
 711            unsigned stencil)
 712 {
 713    struct rbug_context *rb_pipe = rbug_context(_pipe);
 714    struct pipe_context *pipe = rb_pipe->pipe;
 715
 716    pipe->clear(pipe,
 717                buffers,
 718                rgba,
 719                depth,
 720                stencil);
 721 }
 722
 723 static void
 724 rbug_flush(struct pipe_context *_pipe,
 725            unsigned flags,
 726            struct pipe_fence_handle **fence)
 727 {
 728    struct rbug_context *rb_pipe = rbug_context(_pipe);
 729    struct pipe_context *pipe = rb_pipe->pipe;
 730
 731    pipe->flush(pipe,
 732                flags,
 733                fence);
 734 }
 735
 736 static unsigned int
 737 rbug_is_resource_referenced(struct pipe_context *_pipe,
 738                             struct pipe_resource *_resource,
 739                             unsigned face,
 740                             unsigned level)
 741 {
 742    struct rbug_context *rb_pipe = rbug_context(_pipe);
 743    struct rbug_resource *rb_resource = rbug_resource(_resource);
 744    struct pipe_context *pipe = rb_pipe->pipe;
 745    struct pipe_resource *resource = rb_resource->resource;
 746
 747    return pipe->is_resource_referenced(pipe,
 748                                        resource,
 749                                        face,
 750                                        level);
 751 }
 752
 753 static struct pipe_sampler_view *
 754 rbug_context_create_sampler_view(struct pipe_context *_pipe,
 755                                  struct pipe_resource *_resource,
 756                                  const struct pipe_sampler_view *templ)
 757 {
 758    struct rbug_context *rb_pipe = rbug_context(_pipe);
 759    struct rbug_resource *rb_resource = rbug_resource(_resource);
 760    struct pipe_context *pipe = rb_pipe->pipe;
 761    struct pipe_resource *resource = rb_resource->resource;
 762    struct pipe_sampler_view *result;
 763
 764    result = pipe->create_sampler_view(pipe,
 765                                       resource,
 766                                       templ);
 767
 768    if (result)
 769       return rbug_sampler_view_create(rb_pipe, rb_resource, result);
 770    return NULL;
 771 }
 772
 773 static void
 774 rbug_context_sampler_view_destroy(struct pipe_context *_pipe,
 775                                   struct pipe_sampler_view *_view)
 776 {
 777    rbug_sampler_view_destroy(rbug_context(_pipe),
 778                              rbug_sampler_view(_view));
 779 }
 780
 781 static struct pipe_transfer *
 782 rbug_context_get_transfer(struct pipe_context *_context,
 783                           struct pipe_resource *_resource,
 784                           struct pipe_subresource sr,
 785                           unsigned usage,
 786                           const struct pipe_box *box)
 787 {
 788    struct rbug_context *rb_pipe = rbug_context(_context);
 789    struct rbug_resource *rb_resource = rbug_resource(_resource);
 790    struct pipe_context *context = rb_pipe->pipe;
 791    struct pipe_resource *resource = rb_resource->resource;
 792    struct pipe_transfer *result;
 793
 794    result = context->get_transfer(context,
 795                                   resource,
 796                                   sr,
 797                                   usage,
 798                                   box);
 799
 800    if (result)
 801       return rbug_transfer_create(rb_pipe, rb_resource, result);
 802    return NULL;
 803 }
 804
 805 static void
 806 rbug_context_transfer_destroy(struct pipe_context *_pipe,
 807                               struct pipe_transfer *_transfer)
 808 {
 809    rbug_transfer_destroy(rbug_context(_pipe),
 810                              rbug_transfer(_transfer));
 811 }
 812
 813 static void *
 814 rbug_context_transfer_map(struct pipe_context *_context,
 815                           struct pipe_transfer *_transfer)
 816 {
 817    struct rbug_context *rb_pipe = rbug_context(_context);
 818    struct rbug_transfer *rb_transfer = rbug_transfer(_transfer);
 819    struct pipe_context *context = rb_pipe->pipe;
 820    struct pipe_transfer *transfer = rb_transfer->transfer;
 821
 822    return context->transfer_map(context,
 823                                 transfer);
 824 }
 825
 826
 827
 828 static void
 829 rbug_context_transfer_flush_region(struct pipe_context *_context,
 830                                    struct pipe_transfer *_transfer,
 831                                    const struct pipe_box *box)
 832 {
 833    struct rbug_context *rb_pipe = rbug_context(_context);
 834    struct rbug_transfer *rb_transfer = rbug_transfer(_transfer);
 835    struct pipe_context *context = rb_pipe->pipe;
 836    struct pipe_transfer *transfer = rb_transfer->transfer;
 837
 838    context->transfer_flush_region(context,
 839                                   transfer,
 840                                   box);
 841 }
 842
 843
 844 static void
 845 rbug_context_transfer_unmap(struct pipe_context *_context,
 846                             struct pipe_transfer *_transfer)
 847 {
 848    struct rbug_context *rb_pipe = rbug_context(_context);
 849    struct rbug_transfer *rb_transfer = rbug_transfer(_transfer);
 850    struct pipe_context *context = rb_pipe->pipe;
 851    struct pipe_transfer *transfer = rb_transfer->transfer;
 852
 853    context->transfer_unmap(context,
 854                            transfer);
 855 }
 856
 857
 858 static void
 859 rbug_context_transfer_inline_write(struct pipe_context *_context,
 860                                    struct pipe_resource *_resource,
 861                                    struct pipe_subresource sr,
 862                                    unsigned usage,
 863                                    const struct pipe_box *box,
 864                                    const void *data,
 865                                    unsigned stride,
 866                                    unsigned slice_stride)
 867 {
 868    struct rbug_context *rb_pipe = rbug_context(_context);
 869    struct rbug_resource *rb_resource = rbug_resource(_resource);
 870    struct pipe_context *context = rb_pipe->pipe;
 871    struct pipe_resource *resource = rb_resource->resource;
 872
 873    context->transfer_inline_write(context,
 874                                   resource,
 875                                   sr,
 876                                   usage,
 877                                   box,
 878                                   data,
 879                                   stride,
 880                                   slice_stride);
 881 }
 882
 883
 884 struct pipe_context *
 885 rbug_context_create(struct pipe_screen *_screen, struct pipe_context *pipe)
 886 {
 887    struct rbug_context *rb_pipe;
 888    struct rbug_screen *rb_screen = rbug_screen(_screen);
 889
 890    if (!rb_screen)
 891       return NULL;
 892
 893    rb_pipe = CALLOC_STRUCT(rbug_context);
 894    if (!rb_pipe)
 895       return NULL;
 896
 897    pipe_mutex_init(rb_pipe->draw_mutex);
 898    pipe_condvar_init(rb_pipe->draw_cond);
 899    pipe_mutex_init(rb_pipe->call_mutex);
 900    pipe_mutex_init(rb_pipe->list_mutex);
 901    make_empty_list(&rb_pipe->shaders);
 902
 903    rb_pipe->base.winsys = NULL;
 904    rb_pipe->base.screen = _screen;
 905    rb_pipe->base.priv = pipe->priv; /* expose wrapped data */
 906    rb_pipe->base.draw = NULL;
 907
 908    rb_pipe->base.destroy = rbug_destroy;
 909    rb_pipe->base.draw_arrays = rbug_draw_arrays;
 910    rb_pipe->base.draw_elements = rbug_draw_elements;
 911    rb_pipe->base.draw_range_elements = rbug_draw_range_elements;
 912    rb_pipe->base.create_query = rbug_create_query;
 913    rb_pipe->base.destroy_query = rbug_destroy_query;
 914    rb_pipe->base.begin_query = rbug_begin_query;
 915    rb_pipe->base.end_query = rbug_end_query;
 916    rb_pipe->base.get_query_result = rbug_get_query_result;
 917    rb_pipe->base.create_blend_state = rbug_create_blend_state;
 918    rb_pipe->base.bind_blend_state = rbug_bind_blend_state;
 919    rb_pipe->base.delete_blend_state = rbug_delete_blend_state;
 920    rb_pipe->base.create_sampler_state = rbug_create_sampler_state;
 921    rb_pipe->base.bind_fragment_sampler_states = rbug_bind_fragment_sampler_states;
 922    rb_pipe->base.bind_vertex_sampler_states = rbug_bind_vertex_sampler_states;
 923    rb_pipe->base.delete_sampler_state = rbug_delete_sampler_state;
 924    rb_pipe->base.create_rasterizer_state = rbug_create_rasterizer_state;
 925    rb_pipe->base.bind_rasterizer_state = rbug_bind_rasterizer_state;
 926    rb_pipe->base.delete_rasterizer_state = rbug_delete_rasterizer_state;
 927    rb_pipe->base.create_depth_stencil_alpha_state = rbug_create_depth_stencil_alpha_state;
 928    rb_pipe->base.bind_depth_stencil_alpha_state = rbug_bind_depth_stencil_alpha_state;
 929    rb_pipe->base.delete_depth_stencil_alpha_state = rbug_delete_depth_stencil_alpha_state;
 930    rb_pipe->base.create_fs_state = rbug_create_fs_state;
 931    rb_pipe->base.bind_fs_state = rbug_bind_fs_state;
 932    rb_pipe->base.delete_fs_state = rbug_delete_fs_state;
 933    rb_pipe->base.create_vs_state = rbug_create_vs_state;
 934    rb_pipe->base.bind_vs_state = rbug_bind_vs_state;
 935    rb_pipe->base.delete_vs_state = rbug_delete_vs_state;
 936    rb_pipe->base.create_gs_state = rbug_create_gs_state;
 937    rb_pipe->base.bind_gs_state = rbug_bind_gs_state;
 938    rb_pipe->base.delete_gs_state = rbug_delete_gs_state;
 939    rb_pipe->base.create_vertex_elements_state = rbug_create_vertex_elements_state;
 940    rb_pipe->base.bind_vertex_elements_state = rbug_bind_vertex_elements_state;
 941    rb_pipe->base.delete_vertex_elements_state = rbug_delete_vertex_elements_state;
 942    rb_pipe->base.set_blend_color = rbug_set_blend_color;
 943    rb_pipe->base.set_stencil_ref = rbug_set_stencil_ref;
 944    rb_pipe->base.set_clip_state = rbug_set_clip_state;
 945    rb_pipe->base.set_constant_buffer = rbug_set_constant_buffer;
 946    rb_pipe->base.set_framebuffer_state = rbug_set_framebuffer_state;
 947    rb_pipe->base.set_polygon_stipple = rbug_set_polygon_stipple;
 948    rb_pipe->base.set_scissor_state = rbug_set_scissor_state;
 949    rb_pipe->base.set_viewport_state = rbug_set_viewport_state;
 950    rb_pipe->base.set_fragment_sampler_views = rbug_set_fragment_sampler_views;
 951    rb_pipe->base.set_vertex_sampler_views = rbug_set_vertex_sampler_views;
 952    rb_pipe->base.set_vertex_buffers = rbug_set_vertex_buffers;
 953    rb_pipe->base.surface_copy = rbug_surface_copy;
 954    rb_pipe->base.surface_fill = rbug_surface_fill;
 955    rb_pipe->base.clear = rbug_clear;
 956    rb_pipe->base.flush = rbug_flush;
 957    rb_pipe->base.is_resource_referenced = rbug_is_resource_referenced;
 958    rb_pipe->base.create_sampler_view = rbug_context_create_sampler_view;
 959    rb_pipe->base.sampler_view_destroy = rbug_context_sampler_view_destroy;
 960    rb_pipe->base.get_transfer = rbug_context_get_transfer;
 961    rb_pipe->base.transfer_destroy = rbug_context_transfer_destroy;
 962    rb_pipe->base.transfer_map = rbug_context_transfer_map;
 963    rb_pipe->base.transfer_unmap = rbug_context_transfer_unmap;
 964    rb_pipe->base.transfer_flush_region = rbug_context_transfer_flush_region;
 965    rb_pipe->base.transfer_inline_write = rbug_context_transfer_inline_write;
 966
 967    rb_pipe->pipe = pipe;
 968
 969    rbug_screen_add_to_list(rb_screen, contexts, rb_pipe);
 970
 971    return &rb_pipe->base;
 972 }