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/rbug_context.h"
  35
  36 #include "rbug_context.h"
  37 #include "rbug_objects.h"
  38
  39
  40 static void
  41 rbug_destroy(struct pipe_context *_pipe)
  42 {
  43    struct rbug_context *rb_pipe = rbug_context(_pipe);
  44    struct pipe_context *pipe = rb_pipe->pipe;
  45
  46    pipe->destroy(pipe);
  47
  48    FREE(rb_pipe);
  49 }
  50
  51 static void
  52 rbug_draw_block_locked(struct rbug_context *rb_pipe, int flag)
  53 {
  54
  55    if (rb_pipe->draw_blocker & flag) {
  56       rb_pipe->draw_blocked |= flag;
  57    } else if ((rb_pipe->draw_rule.blocker & flag) &&
  58               (rb_pipe->draw_blocker & RBUG_BLOCK_RULE)) {
  59       int k;
  60       boolean block = FALSE;
  61       debug_printf("%s (%p %p) (%p %p) (%p %u) (%p %u)\n", __FUNCTION__,
  62                    (void *) rb_pipe->draw_rule.fs, (void *) rb_pipe->curr.fs,
  63                    (void *) rb_pipe->draw_rule.vs, (void *) rb_pipe->curr.vs,
  64                    (void *) rb_pipe->draw_rule.surf, 0,
  65                    (void *) rb_pipe->draw_rule.texture, 0);
  66       if (rb_pipe->draw_rule.fs &&
  67           rb_pipe->draw_rule.fs == rb_pipe->curr.fs)
  68          block = TRUE;
  69       if (rb_pipe->draw_rule.vs &&
  70           rb_pipe->draw_rule.vs == rb_pipe->curr.vs)
  71          block = TRUE;
  72       if (rb_pipe->draw_rule.surf &&
  73           rb_pipe->draw_rule.surf == rb_pipe->curr.zsbuf)
  74             block = TRUE;
  75       if (rb_pipe->draw_rule.surf)
  76          for (k = 0; k < rb_pipe->curr.nr_cbufs; k++)
  77             if (rb_pipe->draw_rule.surf == rb_pipe->curr.cbufs[k])
  78                block = TRUE;
  79       if (rb_pipe->draw_rule.texture) {
  80          for (k = 0; k < rb_pipe->curr.num_fs_views; k++)
  81             if (rb_pipe->draw_rule.texture == rb_pipe->curr.fs_texs[k])
  82                block = TRUE;
  83          for (k = 0; k < rb_pipe->curr.num_vs_views; k++) {
  84             if (rb_pipe->draw_rule.texture == rb_pipe->curr.vs_texs[k]) {
  85                block = TRUE;
  86             }
  87          }
  88       }
  89
  90       if (block)
  91          rb_pipe->draw_blocked |= (flag | RBUG_BLOCK_RULE);
  92    }
  93
  94    if (rb_pipe->draw_blocked)
  95       rbug_notify_draw_blocked(rb_pipe);
  96
  97    /* wait for rbug to clear the blocked flag */
  98    while (rb_pipe->draw_blocked & flag) {
  99       rb_pipe->draw_blocked |= flag;
 100 #ifdef PIPE_THREAD_HAVE_CONDVAR
 101       pipe_condvar_wait(rb_pipe->draw_cond, rb_pipe->draw_mutex);
 102 #else
 103       pipe_mutex_unlock(rb_pipe->draw_mutex);
 104 #ifdef PIPE_SUBSYSTEM_WINDOWS_USER
 105       Sleep(1);
 106 #endif
 107       pipe_mutex_lock(rb_pipe->draw_mutex);
 108 #endif
 109    }
 110
 111 }
 112
 113 static void
 114 rbug_draw_arrays(struct pipe_context *_pipe,
 115                  unsigned prim,
 116                  unsigned start,
 117                  unsigned count)
 118 {
 119    struct rbug_context *rb_pipe = rbug_context(_pipe);
 120    struct pipe_context *pipe = rb_pipe->pipe;
 121
 122    pipe_mutex_lock(rb_pipe->draw_mutex);
 123    rbug_draw_block_locked(rb_pipe, RBUG_BLOCK_BEFORE);
 124
 125    pipe->draw_arrays(pipe,
 126                      prim,
 127                      start,
 128                      count);
 129
 130    rbug_draw_block_locked(rb_pipe, RBUG_BLOCK_AFTER);
 131    pipe_mutex_unlock(rb_pipe->draw_mutex);
 132 }
 133
 134 static void
 135 rbug_draw_elements(struct pipe_context *_pipe,
 136                    struct pipe_resource *_indexResource,
 137                    unsigned indexSize,
 138                    int indexBias,
 139                    unsigned prim,
 140                    unsigned start,
 141                    unsigned count)
 142 {
 143    struct rbug_context *rb_pipe = rbug_context(_pipe);
 144    struct rbug_resource *rb_resource = rbug_resource(_indexResource);
 145    struct pipe_context *pipe = rb_pipe->pipe;
 146    struct pipe_resource *indexResource = rb_resource->resource;
 147
 148    pipe_mutex_lock(rb_pipe->draw_mutex);
 149    rbug_draw_block_locked(rb_pipe, RBUG_BLOCK_BEFORE);
 150
 151    pipe->draw_elements(pipe,
 152                        indexResource,
 153                        indexSize,
 154                        indexBias,
 155                        prim,
 156                        start,
 157                        count);
 158
 159    rbug_draw_block_locked(rb_pipe, RBUG_BLOCK_AFTER);
 160    pipe_mutex_unlock(rb_pipe->draw_mutex);
 161 }
 162
 163 static void
 164 rbug_draw_range_elements(struct pipe_context *_pipe,
 165                          struct pipe_resource *_indexResource,
 166                          unsigned indexSize,
 167                          int indexBias,
 168                          unsigned minIndex,
 169                          unsigned maxIndex,
 170                          unsigned mode,
 171                          unsigned start,
 172                          unsigned count)
 173 {
 174    struct rbug_context *rb_pipe = rbug_context(_pipe);
 175    struct rbug_resource *rb_resource = rbug_resource(_indexResource);
 176    struct pipe_context *pipe = rb_pipe->pipe;
 177    struct pipe_resource *indexResource = rb_resource->resource;
 178
 179    pipe_mutex_lock(rb_pipe->draw_mutex);
 180    rbug_draw_block_locked(rb_pipe, RBUG_BLOCK_BEFORE);
 181
 182    pipe->draw_range_elements(pipe,
 183                              indexResource,
 184                              indexSize,
 185                              indexBias,
 186                              minIndex,
 187                              maxIndex,
 188                              mode,
 189                              start,
 190                              count);
 191
 192    rbug_draw_block_locked(rb_pipe, RBUG_BLOCK_AFTER);
 193    pipe_mutex_unlock(rb_pipe->draw_mutex);
 194 }
 195
 196 static struct pipe_query *
 197 rbug_create_query(struct pipe_context *_pipe,
 198                   unsigned query_type)
 199 {
 200    struct rbug_context *rb_pipe = rbug_context(_pipe);
 201    struct pipe_context *pipe = rb_pipe->pipe;
 202
 203    return pipe->create_query(pipe,
 204                              query_type);
 205 }
 206
 207 static void
 208 rbug_destroy_query(struct pipe_context *_pipe,
 209                    struct pipe_query *query)
 210 {
 211    struct rbug_context *rb_pipe = rbug_context(_pipe);
 212    struct pipe_context *pipe = rb_pipe->pipe;
 213
 214    pipe->destroy_query(pipe,
 215                        query);
 216 }
 217
 218 static void
 219 rbug_begin_query(struct pipe_context *_pipe,
 220                  struct pipe_query *query)
 221 {
 222    struct rbug_context *rb_pipe = rbug_context(_pipe);
 223    struct pipe_context *pipe = rb_pipe->pipe;
 224
 225    pipe->begin_query(pipe,
 226                      query);
 227 }
 228
 229 static void
 230 rbug_end_query(struct pipe_context *_pipe,
 231                struct pipe_query *query)
 232 {
 233    struct rbug_context *rb_pipe = rbug_context(_pipe);
 234    struct pipe_context *pipe = rb_pipe->pipe;
 235
 236    pipe->end_query(pipe,
 237                    query);
 238 }
 239
 240 static boolean
 241 rbug_get_query_result(struct pipe_context *_pipe,
 242                       struct pipe_query *query,
 243                       boolean wait,
 244                       uint64_t *result)
 245 {
 246    struct rbug_context *rb_pipe = rbug_context(_pipe);
 247    struct pipe_context *pipe = rb_pipe->pipe;
 248
 249    return pipe->get_query_result(pipe,
 250                                  query,
 251                                  wait,
 252                                  result);
 253 }
 254
 255 static void *
 256 rbug_create_blend_state(struct pipe_context *_pipe,
 257                         const struct pipe_blend_state *blend)
 258 {
 259    struct rbug_context *rb_pipe = rbug_context(_pipe);
 260    struct pipe_context *pipe = rb_pipe->pipe;
 261
 262    return pipe->create_blend_state(pipe,
 263                                    blend);
 264 }
 265
 266 static void
 267 rbug_bind_blend_state(struct pipe_context *_pipe,
 268                       void *blend)
 269 {
 270    struct rbug_context *rb_pipe = rbug_context(_pipe);
 271    struct pipe_context *pipe = rb_pipe->pipe;
 272
 273    pipe->bind_blend_state(pipe,
 274                               blend);
 275 }
 276
 277 static void
 278 rbug_delete_blend_state(struct pipe_context *_pipe,
 279                         void *blend)
 280 {
 281    struct rbug_context *rb_pipe = rbug_context(_pipe);
 282    struct pipe_context *pipe = rb_pipe->pipe;
 283
 284    pipe->delete_blend_state(pipe,
 285                             blend);
 286 }
 287
 288 static void *
 289 rbug_create_sampler_state(struct pipe_context *_pipe,
 290                           const struct pipe_sampler_state *sampler)
 291 {
 292    struct rbug_context *rb_pipe = rbug_context(_pipe);
 293    struct pipe_context *pipe = rb_pipe->pipe;
 294
 295    return pipe->create_sampler_state(pipe,
 296                                      sampler);
 297 }
 298
 299 static void
 300 rbug_bind_fragment_sampler_states(struct pipe_context *_pipe,
 301                                   unsigned num_samplers,
 302                                   void **samplers)
 303 {
 304    struct rbug_context *rb_pipe = rbug_context(_pipe);
 305    struct pipe_context *pipe = rb_pipe->pipe;
 306
 307    pipe->bind_fragment_sampler_states(pipe,
 308                                       num_samplers,
 309                                       samplers);
 310 }
 311
 312 static void
 313 rbug_bind_vertex_sampler_states(struct pipe_context *_pipe,
 314                                 unsigned num_samplers,
 315                                 void **samplers)
 316 {
 317    struct rbug_context *rb_pipe = rbug_context(_pipe);
 318    struct pipe_context *pipe = rb_pipe->pipe;
 319
 320    pipe->bind_vertex_sampler_states(pipe,
 321                                     num_samplers,
 322                                     samplers);
 323 }
 324
 325 static void
 326 rbug_delete_sampler_state(struct pipe_context *_pipe,
 327                           void *sampler)
 328 {
 329    struct rbug_context *rb_pipe = rbug_context(_pipe);
 330    struct pipe_context *pipe = rb_pipe->pipe;
 331
 332    pipe->delete_sampler_state(pipe,
 333                               sampler);
 334 }
 335
 336 static void *
 337 rbug_create_rasterizer_state(struct pipe_context *_pipe,
 338                              const struct pipe_rasterizer_state *rasterizer)
 339 {
 340    struct rbug_context *rb_pipe = rbug_context(_pipe);
 341    struct pipe_context *pipe = rb_pipe->pipe;
 342
 343    return pipe->create_rasterizer_state(pipe,
 344                                         rasterizer);
 345 }
 346
 347 static void
 348 rbug_bind_rasterizer_state(struct pipe_context *_pipe,
 349                            void *rasterizer)
 350 {
 351    struct rbug_context *rb_pipe = rbug_context(_pipe);
 352    struct pipe_context *pipe = rb_pipe->pipe;
 353
 354    pipe->bind_rasterizer_state(pipe,
 355                                rasterizer);
 356 }
 357
 358 static void
 359 rbug_delete_rasterizer_state(struct pipe_context *_pipe,
 360                              void *rasterizer)
 361 {
 362    struct rbug_context *rb_pipe = rbug_context(_pipe);
 363    struct pipe_context *pipe = rb_pipe->pipe;
 364
 365    pipe->delete_rasterizer_state(pipe,
 366                                  rasterizer);
 367 }
 368
 369 static void *
 370 rbug_create_depth_stencil_alpha_state(struct pipe_context *_pipe,
 371                                       const struct pipe_depth_stencil_alpha_state *depth_stencil_alpha)
 372 {
 373    struct rbug_context *rb_pipe = rbug_context(_pipe);
 374    struct pipe_context *pipe = rb_pipe->pipe;
 375
 376    return pipe->create_depth_stencil_alpha_state(pipe,
 377                                                  depth_stencil_alpha);
 378 }
 379
 380 static void
 381 rbug_bind_depth_stencil_alpha_state(struct pipe_context *_pipe,
 382                                     void *depth_stencil_alpha)
 383 {
 384    struct rbug_context *rb_pipe = rbug_context(_pipe);
 385    struct pipe_context *pipe = rb_pipe->pipe;
 386
 387    pipe->bind_depth_stencil_alpha_state(pipe,
 388                                         depth_stencil_alpha);
 389 }
 390
 391 static void
 392 rbug_delete_depth_stencil_alpha_state(struct pipe_context *_pipe,
 393                                       void *depth_stencil_alpha)
 394 {
 395    struct rbug_context *rb_pipe = rbug_context(_pipe);
 396    struct pipe_context *pipe = rb_pipe->pipe;
 397
 398    pipe->delete_depth_stencil_alpha_state(pipe,
 399                                           depth_stencil_alpha);
 400 }
 401
 402 static void *
 403 rbug_create_fs_state(struct pipe_context *_pipe,
 404                      const struct pipe_shader_state *state)
 405 {
 406    struct rbug_context *rb_pipe = rbug_context(_pipe);
 407    struct pipe_context *pipe = rb_pipe->pipe;
 408    void *result;
 409
 410    result = pipe->create_fs_state(pipe, state);
 411    if (!result)
 412       return NULL;
 413
 414    return rbug_shader_create(rb_pipe, state, result, RBUG_SHADER_FRAGMENT);
 415 }
 416
 417 static void
 418 rbug_bind_fs_state(struct pipe_context *_pipe,
 419                    void *_fs)
 420 {
 421    struct rbug_context *rb_pipe = rbug_context(_pipe);
 422    struct pipe_context *pipe = rb_pipe->pipe;
 423    void *fs;
 424
 425    fs = rbug_shader_unwrap(_fs);
 426    rb_pipe->curr.fs = rbug_shader(_fs);
 427    pipe->bind_fs_state(pipe,
 428                        fs);
 429 }
 430
 431 static void
 432 rbug_delete_fs_state(struct pipe_context *_pipe,
 433                      void *_fs)
 434 {
 435    struct rbug_context *rb_pipe = rbug_context(_pipe);
 436    struct rbug_shader *rb_shader = rbug_shader(_fs);
 437
 438    rbug_shader_destroy(rb_pipe, rb_shader);
 439 }
 440
 441 static void *
 442 rbug_create_vs_state(struct pipe_context *_pipe,
 443                      const struct pipe_shader_state *state)
 444 {
 445    struct rbug_context *rb_pipe = rbug_context(_pipe);
 446    struct pipe_context *pipe = rb_pipe->pipe;
 447    void *result;
 448
 449    result = pipe->create_vs_state(pipe, state);
 450    if (!result)
 451       return NULL;
 452
 453    return rbug_shader_create(rb_pipe, state, result, RBUG_SHADER_VERTEX);
 454 }
 455
 456 static void
 457 rbug_bind_vs_state(struct pipe_context *_pipe,
 458                    void *_vs)
 459 {
 460    struct rbug_context *rb_pipe = rbug_context(_pipe);
 461    struct pipe_context *pipe = rb_pipe->pipe;
 462    void *vs;
 463
 464    vs = rbug_shader_unwrap(_vs);
 465    rb_pipe->curr.vs = rbug_shader(_vs);
 466    pipe->bind_vs_state(pipe,
 467                        vs);
 468 }
 469
 470 static void
 471 rbug_delete_vs_state(struct pipe_context *_pipe,
 472                      void *_vs)
 473 {
 474    struct rbug_context *rb_pipe = rbug_context(_pipe);
 475    struct rbug_shader *rb_shader = rbug_shader(_vs);
 476
 477    rbug_shader_destroy(rb_pipe, rb_shader);
 478 }
 479
 480 static void *
 481 rbug_create_gs_state(struct pipe_context *_pipe,
 482                      const struct pipe_shader_state *state)
 483 {
 484    struct rbug_context *rb_pipe = rbug_context(_pipe);
 485    struct pipe_context *pipe = rb_pipe->pipe;
 486    void *result;
 487
 488    result = pipe->create_gs_state(pipe, state);
 489    if (!result)
 490       return NULL;
 491
 492    return rbug_shader_create(rb_pipe, state, result, RBUG_SHADER_GEOM);
 493 }
 494
 495 static void
 496 rbug_bind_gs_state(struct pipe_context *_pipe,
 497                    void *_gs)
 498 {
 499    struct rbug_context *rb_pipe = rbug_context(_pipe);
 500    struct pipe_context *pipe = rb_pipe->pipe;
 501    void *gs;
 502
 503    gs = rbug_shader_unwrap(_gs);
 504    rb_pipe->curr.gs = rbug_shader(_gs);
 505    pipe->bind_gs_state(pipe,
 506                        gs);
 507 }
 508
 509 static void
 510 rbug_delete_gs_state(struct pipe_context *_pipe,
 511                      void *_gs)
 512 {
 513    struct rbug_context *rb_pipe = rbug_context(_pipe);
 514    struct rbug_shader *rb_shader = rbug_shader(_gs);
 515
 516    rbug_shader_destroy(rb_pipe, rb_shader);
 517 }
 518
 519 static void *
 520 rbug_create_vertex_elements_state(struct pipe_context *_pipe,
 521                                   unsigned num_elements,
 522                                   const struct pipe_vertex_element *vertex_elements)
 523 {
 524    struct rbug_context *rb_pipe = rbug_context(_pipe);
 525    struct pipe_context *pipe = rb_pipe->pipe;
 526
 527    return pipe->create_vertex_elements_state(pipe,
 528                                              num_elements,
 529                                              vertex_elements);
 530 }
 531
 532 static void
 533 rbug_bind_vertex_elements_state(struct pipe_context *_pipe,
 534                                 void *velems)
 535 {
 536    struct rbug_context *rb_pipe = rbug_context(_pipe);
 537    struct pipe_context *pipe = rb_pipe->pipe;
 538
 539    pipe->bind_vertex_elements_state(pipe,
 540                                     velems);
 541 }
 542
 543 static void
 544 rbug_delete_vertex_elements_state(struct pipe_context *_pipe,
 545                                   void *velems)
 546 {
 547    struct rbug_context *rb_pipe = rbug_context(_pipe);
 548    struct pipe_context *pipe = rb_pipe->pipe;
 549
 550    pipe->delete_vertex_elements_state(pipe,
 551                                       velems);
 552 }
 553
 554 static void
 555 rbug_set_blend_color(struct pipe_context *_pipe,
 556                      const struct pipe_blend_color *blend_color)
 557 {
 558    struct rbug_context *rb_pipe = rbug_context(_pipe);
 559    struct pipe_context *pipe = rb_pipe->pipe;
 560
 561    pipe->set_blend_color(pipe,
 562                          blend_color);
 563 }
 564
 565 static void
 566 rbug_set_stencil_ref(struct pipe_context *_pipe,
 567                      const struct pipe_stencil_ref *stencil_ref)
 568 {
 569    struct rbug_context *rb_pipe = rbug_context(_pipe);
 570    struct pipe_context *pipe = rb_pipe->pipe;
 571
 572    pipe->set_stencil_ref(pipe,
 573                          stencil_ref);
 574 }
 575
 576 static void
 577 rbug_set_clip_state(struct pipe_context *_pipe,
 578                     const struct pipe_clip_state *clip)
 579 {
 580    struct rbug_context *rb_pipe = rbug_context(_pipe);
 581    struct pipe_context *pipe = rb_pipe->pipe;
 582
 583    pipe->set_clip_state(pipe,
 584                         clip);
 585 }
 586
 587 static void
 588 rbug_set_constant_buffer(struct pipe_context *_pipe,
 589                          uint shader,
 590                          uint index,
 591                          struct pipe_resource *_resource)
 592 {
 593    struct rbug_context *rb_pipe = rbug_context(_pipe);
 594    struct pipe_context *pipe = rb_pipe->pipe;
 595    struct pipe_resource *unwrapped_resource;
 596    struct pipe_resource *resource = NULL;
 597
 598    /* XXX hmm? unwrap the input state */
 599    if (_resource) {
 600       unwrapped_resource = rbug_resource_unwrap(_resource);
 601       resource = unwrapped_resource;
 602    }
 603
 604    pipe->set_constant_buffer(pipe,
 605                              shader,
 606                              index,
 607                              resource);
 608 }
 609
 610 static void
 611 rbug_set_framebuffer_state(struct pipe_context *_pipe,
 612                            const struct pipe_framebuffer_state *_state)
 613 {
 614    struct rbug_context *rb_pipe = rbug_context(_pipe);
 615    struct pipe_context *pipe = rb_pipe->pipe;
 616    struct pipe_framebuffer_state unwrapped_state;
 617    struct pipe_framebuffer_state *state = NULL;
 618    unsigned i;
 619
 620    rb_pipe->curr.nr_cbufs = 0;
 621    memset(rb_pipe->curr.cbufs, 0, sizeof(rb_pipe->curr.cbufs));
 622
 623    /* unwrap the input state */
 624    if (_state) {
 625       memcpy(&unwrapped_state, _state, sizeof(unwrapped_state));
 626
 627       rb_pipe->curr.nr_cbufs = _state->nr_cbufs;
 628       for(i = 0; i < _state->nr_cbufs; i++) {
 629          unwrapped_state.cbufs[i] = rbug_surface_unwrap(_state->cbufs[i]);
 630          if (_state->cbufs[i])
 631             rb_pipe->curr.cbufs[i] = rbug_resource(_state->cbufs[i]->texture);
 632       }
 633       unwrapped_state.zsbuf = rbug_surface_unwrap(_state->zsbuf);
 634       state = &unwrapped_state;
 635    }
 636
 637    pipe->set_framebuffer_state(pipe,
 638                                state);
 639 }
 640
 641 static void
 642 rbug_set_polygon_stipple(struct pipe_context *_pipe,
 643                          const struct pipe_poly_stipple *poly_stipple)
 644 {
 645    struct rbug_context *rb_pipe = rbug_context(_pipe);
 646    struct pipe_context *pipe = rb_pipe->pipe;
 647
 648    pipe->set_polygon_stipple(pipe,
 649                              poly_stipple);
 650 }
 651
 652 static void
 653 rbug_set_scissor_state(struct pipe_context *_pipe,
 654                        const struct pipe_scissor_state *scissor)
 655 {
 656    struct rbug_context *rb_pipe = rbug_context(_pipe);
 657    struct pipe_context *pipe = rb_pipe->pipe;
 658
 659    pipe->set_scissor_state(pipe,
 660                            scissor);
 661 }
 662
 663 static void
 664 rbug_set_viewport_state(struct pipe_context *_pipe,
 665                         const struct pipe_viewport_state *viewport)
 666 {
 667    struct rbug_context *rb_pipe = rbug_context(_pipe);
 668    struct pipe_context *pipe = rb_pipe->pipe;
 669
 670    pipe->set_viewport_state(pipe,
 671                             viewport);
 672 }
 673
 674 static void
 675 rbug_set_fragment_sampler_views(struct pipe_context *_pipe,
 676                                 unsigned num,
 677                                 struct pipe_sampler_view **_views)
 678 {
 679    struct rbug_context *rb_pipe = rbug_context(_pipe);
 680    struct pipe_context *pipe = rb_pipe->pipe;
 681    struct pipe_sampler_view *unwrapped_views[PIPE_MAX_SAMPLERS];
 682    struct pipe_sampler_view **views = NULL;
 683    unsigned i;
 684
 685    rb_pipe->curr.num_fs_views = 0;
 686    memset(rb_pipe->curr.fs_views, 0, sizeof(rb_pipe->curr.fs_views));
 687    memset(rb_pipe->curr.fs_texs, 0, sizeof(rb_pipe->curr.fs_texs));
 688    memset(unwrapped_views, 0, sizeof(unwrapped_views));
 689
 690    if (_views) {
 691       rb_pipe->curr.num_fs_views = num;
 692       for (i = 0; i < num; i++) {
 693          rb_pipe->curr.fs_views[i] = rbug_sampler_view(_views[i]);
 694          rb_pipe->curr.fs_texs[i] = rbug_resource(_views[i] ? _views[i]->texture : NULL);
 695          unwrapped_views[i] = rbug_sampler_view_unwrap(_views[i]);
 696       }
 697       views = unwrapped_views;
 698    }
 699
 700    pipe->set_fragment_sampler_views(pipe, num, views);
 701 }
 702
 703 static void
 704 rbug_set_vertex_sampler_views(struct pipe_context *_pipe,
 705                               unsigned num,
 706                               struct pipe_sampler_view **_views)
 707 {
 708    struct rbug_context *rb_pipe = rbug_context(_pipe);
 709    struct pipe_context *pipe = rb_pipe->pipe;
 710    struct pipe_sampler_view *unwrapped_views[PIPE_MAX_VERTEX_SAMPLERS];
 711    struct pipe_sampler_view **views = NULL;
 712    unsigned i;
 713
 714    rb_pipe->curr.num_vs_views = 0;
 715    memset(rb_pipe->curr.vs_views, 0, sizeof(rb_pipe->curr.vs_views));
 716    memset(rb_pipe->curr.vs_texs, 0, sizeof(rb_pipe->curr.vs_texs));
 717    memset(unwrapped_views, 0, sizeof(unwrapped_views));
 718
 719    if (_views) {
 720       rb_pipe->curr.num_vs_views = num;
 721       for (i = 0; i < num; i++) {
 722          rb_pipe->curr.vs_views[i] = rbug_sampler_view(_views[i]);
 723          rb_pipe->curr.vs_texs[i] = rbug_resource(_views[i]->texture);
 724          unwrapped_views[i] = rbug_sampler_view_unwrap(_views[i]);
 725       }
 726       views = unwrapped_views;
 727    }
 728
 729    pipe->set_vertex_sampler_views(pipe, num, views);
 730 }
 731
 732 static void
 733 rbug_set_vertex_buffers(struct pipe_context *_pipe,
 734                         unsigned num_buffers,
 735                         const struct pipe_vertex_buffer *_buffers)
 736 {
 737    struct rbug_context *rb_pipe = rbug_context(_pipe);
 738    struct pipe_context *pipe = rb_pipe->pipe;
 739    struct pipe_vertex_buffer unwrapped_buffers[PIPE_MAX_SHADER_INPUTS];
 740    struct pipe_vertex_buffer *buffers = NULL;
 741    unsigned i;
 742
 743    if (num_buffers) {
 744       memcpy(unwrapped_buffers, _buffers, num_buffers * sizeof(*_buffers));
 745       for (i = 0; i < num_buffers; i++)
 746          unwrapped_buffers[i].buffer = rbug_resource_unwrap(_buffers[i].buffer);
 747       buffers = unwrapped_buffers;
 748    }
 749
 750    pipe->set_vertex_buffers(pipe,
 751                             num_buffers,
 752                             buffers);
 753 }
 754 static void
 755 rbug_surface_copy(struct pipe_context *_pipe,
 756                   struct pipe_surface *_dst,
 757                   unsigned dstx,
 758                   unsigned dsty,
 759                   struct pipe_surface *_src,
 760                   unsigned srcx,
 761                   unsigned srcy,
 762                   unsigned width,
 763                   unsigned height)
 764 {
 765    struct rbug_context *rb_pipe = rbug_context(_pipe);
 766    struct rbug_surface *rb_surface_dst = rbug_surface(_dst);
 767    struct rbug_surface *rb_surface_src = rbug_surface(_src);
 768    struct pipe_context *pipe = rb_pipe->pipe;
 769    struct pipe_surface *dst = rb_surface_dst->surface;
 770    struct pipe_surface *src = rb_surface_src->surface;
 771
 772    pipe->surface_copy(pipe,
 773                       dst,
 774                       dstx,
 775                       dsty,
 776                       src,
 777                       srcx,
 778                       srcy,
 779                       width,
 780                       height);
 781 }
 782
 783 static void
 784 rbug_surface_fill(struct pipe_context *_pipe,
 785                   struct pipe_surface *_dst,
 786                   unsigned dstx,
 787                   unsigned dsty,
 788                   unsigned width,
 789                   unsigned height,
 790                   unsigned value)
 791 {
 792    struct rbug_context *rb_pipe = rbug_context(_pipe);
 793    struct rbug_surface *rb_surface_dst = rbug_surface(_dst);
 794    struct pipe_context *pipe = rb_pipe->pipe;
 795    struct pipe_surface *dst = rb_surface_dst->surface;
 796
 797    pipe->surface_fill(pipe,
 798                       dst,
 799                       dstx,
 800                       dsty,
 801                       width,
 802                       height,
 803                       value);
 804 }
 805
 806 static void
 807 rbug_clear(struct pipe_context *_pipe,
 808            unsigned buffers,
 809            const float *rgba,
 810            double depth,
 811            unsigned stencil)
 812 {
 813    struct rbug_context *rb_pipe = rbug_context(_pipe);
 814    struct pipe_context *pipe = rb_pipe->pipe;
 815
 816    pipe->clear(pipe,
 817                buffers,
 818                rgba,
 819                depth,
 820                stencil);
 821 }
 822
 823 static void
 824 rbug_flush(struct pipe_context *_pipe,
 825            unsigned flags,
 826            struct pipe_fence_handle **fence)
 827 {
 828    struct rbug_context *rb_pipe = rbug_context(_pipe);
 829    struct pipe_context *pipe = rb_pipe->pipe;
 830
 831    pipe->flush(pipe,
 832                flags,
 833                fence);
 834 }
 835
 836 static unsigned int
 837 rbug_is_resource_referenced(struct pipe_context *_pipe,
 838                             struct pipe_resource *_resource,
 839                             unsigned face,
 840                             unsigned level)
 841 {
 842    struct rbug_context *rb_pipe = rbug_context(_pipe);
 843    struct rbug_resource *rb_resource = rbug_resource(_resource);
 844    struct pipe_context *pipe = rb_pipe->pipe;
 845    struct pipe_resource *resource = rb_resource->resource;
 846
 847    return pipe->is_resource_referenced(pipe,
 848                                        resource,
 849                                        face,
 850                                        level);
 851 }
 852
 853 static struct pipe_sampler_view *
 854 rbug_context_create_sampler_view(struct pipe_context *_pipe,
 855                                  struct pipe_resource *_resource,
 856                                  const struct pipe_sampler_view *templ)
 857 {
 858    struct rbug_context *rb_pipe = rbug_context(_pipe);
 859    struct rbug_resource *rb_resource = rbug_resource(_resource);
 860    struct pipe_context *pipe = rb_pipe->pipe;
 861    struct pipe_resource *resource = rb_resource->resource;
 862    struct pipe_sampler_view *result;
 863
 864    result = pipe->create_sampler_view(pipe,
 865                                       resource,
 866                                       templ);
 867
 868    if (result)
 869       return rbug_sampler_view_create(rb_pipe, rb_resource, result);
 870    return NULL;
 871 }
 872
 873 static void
 874 rbug_context_sampler_view_destroy(struct pipe_context *_pipe,
 875                                   struct pipe_sampler_view *_view)
 876 {
 877    rbug_sampler_view_destroy(rbug_context(_pipe),
 878                              rbug_sampler_view(_view));
 879 }
 880
 881 static struct pipe_transfer *
 882 rbug_context_get_transfer(struct pipe_context *_context,
 883                           struct pipe_resource *_resource,
 884                           struct pipe_subresource sr,
 885                           unsigned usage,
 886                           const struct pipe_box *box)
 887 {
 888    struct rbug_context *rb_pipe = rbug_context(_context);
 889    struct rbug_resource *rb_resource = rbug_resource(_resource);
 890    struct pipe_context *context = rb_pipe->pipe;
 891    struct pipe_resource *resource = rb_resource->resource;
 892    struct pipe_transfer *result;
 893
 894    result = context->get_transfer(context,
 895                                   resource,
 896                                   sr,
 897                                   usage,
 898                                   box);
 899
 900    if (result)
 901       return rbug_transfer_create(rb_pipe, rb_resource, result);
 902    return NULL;
 903 }
 904
 905 static void
 906 rbug_context_transfer_destroy(struct pipe_context *_pipe,
 907                               struct pipe_transfer *_transfer)
 908 {
 909    rbug_transfer_destroy(rbug_context(_pipe),
 910                              rbug_transfer(_transfer));
 911 }
 912
 913 static void *
 914 rbug_context_transfer_map(struct pipe_context *_context,
 915                           struct pipe_transfer *_transfer)
 916 {
 917    struct rbug_context *rb_pipe = rbug_context(_context);
 918    struct rbug_transfer *rb_transfer = rbug_transfer(_transfer);
 919    struct pipe_context *context = rb_pipe->pipe;
 920    struct pipe_transfer *transfer = rb_transfer->transfer;
 921
 922    return context->transfer_map(context,
 923                                 transfer);
 924 }
 925
 926
 927
 928 static void
 929 rbug_context_transfer_flush_region(struct pipe_context *_context,
 930                                    struct pipe_transfer *_transfer,
 931                                    const struct pipe_box *box)
 932 {
 933    struct rbug_context *rb_pipe = rbug_context(_context);
 934    struct rbug_transfer *rb_transfer = rbug_transfer(_transfer);
 935    struct pipe_context *context = rb_pipe->pipe;
 936    struct pipe_transfer *transfer = rb_transfer->transfer;
 937
 938    context->transfer_flush_region(context,
 939                                   transfer,
 940                                   box);
 941 }
 942
 943
 944 static void
 945 rbug_context_transfer_unmap(struct pipe_context *_context,
 946                             struct pipe_transfer *_transfer)
 947 {
 948    struct rbug_context *rb_pipe = rbug_context(_context);
 949    struct rbug_transfer *rb_transfer = rbug_transfer(_transfer);
 950    struct pipe_context *context = rb_pipe->pipe;
 951    struct pipe_transfer *transfer = rb_transfer->transfer;
 952
 953    context->transfer_unmap(context,
 954                            transfer);
 955 }
 956
 957
 958 static void
 959 rbug_context_transfer_inline_write(struct pipe_context *_context,
 960                                    struct pipe_resource *_resource,
 961                                    struct pipe_subresource sr,
 962                                    unsigned usage,
 963                                    const struct pipe_box *box,
 964                                    const void *data,
 965                                    unsigned stride,
 966                                    unsigned slice_stride)
 967 {
 968    struct rbug_context *rb_pipe = rbug_context(_context);
 969    struct rbug_resource *rb_resource = rbug_resource(_resource);
 970    struct pipe_context *context = rb_pipe->pipe;
 971    struct pipe_resource *resource = rb_resource->resource;
 972
 973    context->transfer_inline_write(context,
 974                                   resource,
 975                                   sr,
 976                                   usage,
 977                                   box,
 978                                   data,
 979                                   stride,
 980                                   slice_stride);
 981 }
 982
 983
 984 struct pipe_context *
 985 rbug_context_create(struct pipe_screen *_screen, struct pipe_context *pipe)
 986 {
 987    struct rbug_context *rb_pipe;
 988    struct rbug_screen *rb_screen = rbug_screen(_screen);
 989
 990    if (!rb_screen)
 991       return NULL;
 992
 993    rb_pipe = CALLOC_STRUCT(rbug_context);
 994    if (!rb_pipe)
 995       return NULL;
 996
 997    pipe_mutex_init(rb_pipe->draw_mutex);
 998    pipe_condvar_init(rb_pipe->draw_cond);
 999    pipe_mutex_init(rb_pipe->call_mutex);
1000    pipe_mutex_init(rb_pipe->list_mutex);
1001    make_empty_list(&rb_pipe->shaders);
1002
1003    rb_pipe->base.winsys = NULL;
1004    rb_pipe->base.screen = _screen;
1005    rb_pipe->base.priv = pipe->priv; /* expose wrapped data */
1006    rb_pipe->base.draw = NULL;
1007
1008    rb_pipe->base.destroy = rbug_destroy;
1009    rb_pipe->base.draw_arrays = rbug_draw_arrays;
1010    rb_pipe->base.draw_elements = rbug_draw_elements;
1011    rb_pipe->base.draw_range_elements = rbug_draw_range_elements;
1012    rb_pipe->base.create_query = rbug_create_query;
1013    rb_pipe->base.destroy_query = rbug_destroy_query;
1014    rb_pipe->base.begin_query = rbug_begin_query;
1015    rb_pipe->base.end_query = rbug_end_query;
1016    rb_pipe->base.get_query_result = rbug_get_query_result;
1017    rb_pipe->base.create_blend_state = rbug_create_blend_state;
1018    rb_pipe->base.bind_blend_state = rbug_bind_blend_state;
1019    rb_pipe->base.delete_blend_state = rbug_delete_blend_state;
1020    rb_pipe->base.create_sampler_state = rbug_create_sampler_state;
1021    rb_pipe->base.bind_fragment_sampler_states = rbug_bind_fragment_sampler_states;
1022    rb_pipe->base.bind_vertex_sampler_states = rbug_bind_vertex_sampler_states;
1023    rb_pipe->base.delete_sampler_state = rbug_delete_sampler_state;
1024    rb_pipe->base.create_rasterizer_state = rbug_create_rasterizer_state;
1025    rb_pipe->base.bind_rasterizer_state = rbug_bind_rasterizer_state;
1026    rb_pipe->base.delete_rasterizer_state = rbug_delete_rasterizer_state;
1027    rb_pipe->base.create_depth_stencil_alpha_state = rbug_create_depth_stencil_alpha_state;
1028    rb_pipe->base.bind_depth_stencil_alpha_state = rbug_bind_depth_stencil_alpha_state;
1029    rb_pipe->base.delete_depth_stencil_alpha_state = rbug_delete_depth_stencil_alpha_state;
1030    rb_pipe->base.create_fs_state = rbug_create_fs_state;
1031    rb_pipe->base.bind_fs_state = rbug_bind_fs_state;
1032    rb_pipe->base.delete_fs_state = rbug_delete_fs_state;
1033    rb_pipe->base.create_vs_state = rbug_create_vs_state;
1034    rb_pipe->base.bind_vs_state = rbug_bind_vs_state;
1035    rb_pipe->base.delete_vs_state = rbug_delete_vs_state;
1036    rb_pipe->base.create_gs_state = rbug_create_gs_state;
1037    rb_pipe->base.bind_gs_state = rbug_bind_gs_state;
1038    rb_pipe->base.delete_gs_state = rbug_delete_gs_state;
1039    rb_pipe->base.create_vertex_elements_state = rbug_create_vertex_elements_state;
1040    rb_pipe->base.bind_vertex_elements_state = rbug_bind_vertex_elements_state;
1041    rb_pipe->base.delete_vertex_elements_state = rbug_delete_vertex_elements_state;
1042    rb_pipe->base.set_blend_color = rbug_set_blend_color;
1043    rb_pipe->base.set_stencil_ref = rbug_set_stencil_ref;
1044    rb_pipe->base.set_clip_state = rbug_set_clip_state;
1045    rb_pipe->base.set_constant_buffer = rbug_set_constant_buffer;
1046    rb_pipe->base.set_framebuffer_state = rbug_set_framebuffer_state;
1047    rb_pipe->base.set_polygon_stipple = rbug_set_polygon_stipple;
1048    rb_pipe->base.set_scissor_state = rbug_set_scissor_state;
1049    rb_pipe->base.set_viewport_state = rbug_set_viewport_state;
1050    rb_pipe->base.set_fragment_sampler_views = rbug_set_fragment_sampler_views;
1051    rb_pipe->base.set_vertex_sampler_views = rbug_set_vertex_sampler_views;
1052    rb_pipe->base.set_vertex_buffers = rbug_set_vertex_buffers;
1053    rb_pipe->base.surface_copy = rbug_surface_copy;
1054    rb_pipe->base.surface_fill = rbug_surface_fill;
1055    rb_pipe->base.clear = rbug_clear;
1056    rb_pipe->base.flush = rbug_flush;
1057    rb_pipe->base.is_resource_referenced = rbug_is_resource_referenced;
1058    rb_pipe->base.create_sampler_view = rbug_context_create_sampler_view;
1059    rb_pipe->base.sampler_view_destroy = rbug_context_sampler_view_destroy;
1060    rb_pipe->base.get_transfer = rbug_context_get_transfer;
1061    rb_pipe->base.transfer_destroy = rbug_context_transfer_destroy;
1062    rb_pipe->base.transfer_map = rbug_context_transfer_map;
1063    rb_pipe->base.transfer_unmap = rbug_context_transfer_unmap;
1064    rb_pipe->base.transfer_flush_region = rbug_context_transfer_flush_region;
1065    rb_pipe->base.transfer_inline_write = rbug_context_transfer_inline_write;
1066
1067    rb_pipe->pipe = pipe;
1068
1069    rbug_screen_add_to_list(rb_screen, contexts, rb_pipe);
1070
1071    return &rb_pipe->base;
1072 }