src/gallium/drivers/identity/id_screen.c

   1 /**************************************************************************
   2  *
   3  * Copyright 2009 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_screen.h"
  30 #include "pipe/p_state.h"
  31 #include "util/u_memory.h"
  32
  33 #include "id_public.h"
  34 #include "id_screen.h"
  35 #include "id_context.h"
  36 #include "id_objects.h"
  37
  38
  39 static void
  40 identity_screen_destroy(struct pipe_screen *_screen)
  41 {
  42    struct identity_screen *id_screen = identity_screen(_screen);
  43    struct pipe_screen *screen = id_screen->screen;
  44
  45    screen->destroy(screen);
  46
  47    FREE(id_screen);
  48 }
  49
  50 static const char *
  51 identity_screen_get_name(struct pipe_screen *_screen)
  52 {
  53    struct identity_screen *id_screen = identity_screen(_screen);
  54    struct pipe_screen *screen = id_screen->screen;
  55
  56    return screen->get_name(screen);
  57 }
  58
  59 static const char *
  60 identity_screen_get_vendor(struct pipe_screen *_screen)
  61 {
  62    struct identity_screen *id_screen = identity_screen(_screen);
  63    struct pipe_screen *screen = id_screen->screen;
  64
  65    return screen->get_vendor(screen);
  66 }
  67
  68 static int
  69 identity_screen_get_param(struct pipe_screen *_screen,
  70                           int param)
  71 {
  72    struct identity_screen *id_screen = identity_screen(_screen);
  73    struct pipe_screen *screen = id_screen->screen;
  74
  75    return screen->get_param(screen,
  76                             param);
  77 }
  78
  79 static float
  80 identity_screen_get_paramf(struct pipe_screen *_screen,
  81                            int param)
  82 {
  83    struct identity_screen *id_screen = identity_screen(_screen);
  84    struct pipe_screen *screen = id_screen->screen;
  85
  86    return screen->get_paramf(screen,
  87                              param);
  88 }
  89
  90 static boolean
  91 identity_screen_is_format_supported(struct pipe_screen *_screen,
  92                                     enum pipe_format format,
  93                                     enum pipe_texture_target target,
  94                                     unsigned tex_usage,
  95                                     unsigned geom_flags)
  96 {
  97    struct identity_screen *id_screen = identity_screen(_screen);
  98    struct pipe_screen *screen = id_screen->screen;
  99
 100    return screen->is_format_supported(screen,
 101                                       format,
 102                                       target,
 103                                       tex_usage,
 104                                       geom_flags);
 105 }
 106
 107 static struct pipe_context *
 108 identity_screen_context_create(struct pipe_screen *_screen,
 109                                void *priv)
 110 {
 111    struct identity_screen *id_screen = identity_screen(_screen);
 112    struct pipe_screen *screen = id_screen->screen;
 113    struct pipe_context *result;
 114
 115    result = screen->context_create(screen, priv);
 116    if (result)
 117       return identity_context_create(_screen, result);
 118    return NULL;
 119 }
 120
 121 static struct pipe_texture *
 122 identity_screen_texture_create(struct pipe_screen *_screen,
 123                                const struct pipe_texture *templat)
 124 {
 125    struct identity_screen *id_screen = identity_screen(_screen);
 126    struct pipe_screen *screen = id_screen->screen;
 127    struct pipe_texture *result;
 128
 129    result = screen->texture_create(screen,
 130                                    templat);
 131
 132    if (result)
 133       return identity_texture_create(id_screen, result);
 134    return NULL;
 135 }
 136
 137 static struct pipe_texture *
 138 identity_screen_texture_from_handle(struct pipe_screen *_screen,
 139                                     const struct pipe_texture *templ,
 140                                     struct winsys_handle *handle)
 141 {
 142    struct identity_screen *id_screen = identity_screen(_screen);
 143    struct pipe_screen *screen = id_screen->screen;
 144    struct pipe_texture *result;
 145
 146    /* TODO trace call */
 147
 148    result = screen->texture_from_handle(screen, templ, handle);
 149
 150    result = identity_texture_create(identity_screen(_screen), result);
 151
 152    return result;
 153 }
 154
 155 static boolean
 156 identity_screen_texture_get_handle(struct pipe_screen *_screen,
 157                                    struct pipe_texture *_texture,
 158                                    struct winsys_handle *handle)
 159 {
 160    struct identity_screen *id_screen = identity_screen(_screen);
 161    struct identity_texture *id_texture = identity_texture(_texture);
 162    struct pipe_screen *screen = id_screen->screen;
 163    struct pipe_texture *texture = id_texture->texture;
 164
 165    /* TODO trace call */
 166
 167    return screen->texture_get_handle(screen, texture, handle);
 168 }
 169
 170
 171
 172 static void
 173 identity_screen_texture_destroy(struct pipe_texture *_texture)
 174 {
 175    identity_texture_destroy(identity_texture(_texture));
 176 }
 177
 178 static struct pipe_surface *
 179 identity_screen_get_tex_surface(struct pipe_screen *_screen,
 180                                 struct pipe_texture *_texture,
 181                                 unsigned face,
 182                                 unsigned level,
 183                                 unsigned zslice,
 184                                 unsigned usage)
 185 {
 186    struct identity_screen *id_screen = identity_screen(_screen);
 187    struct identity_texture *id_texture = identity_texture(_texture);
 188    struct pipe_screen *screen = id_screen->screen;
 189    struct pipe_texture *texture = id_texture->texture;
 190    struct pipe_surface *result;
 191
 192    result = screen->get_tex_surface(screen,
 193                                     texture,
 194                                     face,
 195                                     level,
 196                                     zslice,
 197                                     usage);
 198
 199    if (result)
 200       return identity_surface_create(id_texture, result);
 201    return NULL;
 202 }
 203
 204 static void
 205 identity_screen_tex_surface_destroy(struct pipe_surface *_surface)
 206 {
 207    identity_surface_destroy(identity_surface(_surface));
 208 }
 209
 210 static struct pipe_transfer *
 211 identity_screen_get_tex_transfer(struct pipe_screen *_screen,
 212                                  struct pipe_texture *_texture,
 213                                  unsigned face,
 214                                  unsigned level,
 215                                  unsigned zslice,
 216                                  enum pipe_transfer_usage usage,
 217                                  unsigned x,
 218                                  unsigned y,
 219                                  unsigned w,
 220                                  unsigned h)
 221 {
 222    struct identity_screen *id_screen = identity_screen(_screen);
 223    struct identity_texture *id_texture = identity_texture(_texture);
 224    struct pipe_screen *screen = id_screen->screen;
 225    struct pipe_texture *texture = id_texture->texture;
 226    struct pipe_transfer *result;
 227
 228    result = screen->get_tex_transfer(screen,
 229                                      texture,
 230                                      face,
 231                                      level,
 232                                      zslice,
 233                                      usage,
 234                                      x,
 235                                      y,
 236                                      w,
 237                                      h);
 238
 239    if (result)
 240       return identity_transfer_create(id_texture, result);
 241    return NULL;
 242 }
 243
 244 static void
 245 identity_screen_tex_transfer_destroy(struct pipe_transfer *_transfer)
 246 {
 247    identity_transfer_destroy(identity_transfer(_transfer));
 248 }
 249
 250 static void *
 251 identity_screen_transfer_map(struct pipe_screen *_screen,
 252                              struct pipe_transfer *_transfer)
 253 {
 254    struct identity_screen *id_screen = identity_screen(_screen);
 255    struct identity_transfer *id_transfer = identity_transfer(_transfer);
 256    struct pipe_screen *screen = id_screen->screen;
 257    struct pipe_transfer *transfer = id_transfer->transfer;
 258
 259    return screen->transfer_map(screen,
 260                                transfer);
 261 }
 262
 263 static void
 264 identity_screen_transfer_unmap(struct pipe_screen *_screen,
 265                                struct pipe_transfer *_transfer)
 266 {
 267    struct identity_screen *id_screen = identity_screen(_screen);
 268    struct identity_transfer *id_transfer = identity_transfer(_transfer);
 269    struct pipe_screen *screen = id_screen->screen;
 270    struct pipe_transfer *transfer = id_transfer->transfer;
 271
 272    screen->transfer_unmap(screen,
 273                           transfer);
 274 }
 275
 276 static struct pipe_buffer *
 277 identity_screen_buffer_create(struct pipe_screen *_screen,
 278                               unsigned alignment,
 279                               unsigned usage,
 280                               unsigned size)
 281 {
 282    struct identity_screen *id_screen = identity_screen(_screen);
 283    struct pipe_screen *screen = id_screen->screen;
 284    struct pipe_buffer *result;
 285
 286    result = screen->buffer_create(screen,
 287                                   alignment,
 288                                   usage,
 289                                   size);
 290
 291    if (result)
 292       return identity_buffer_create(id_screen, result);
 293    return NULL;
 294 }
 295
 296 static struct pipe_buffer *
 297 identity_screen_user_buffer_create(struct pipe_screen *_screen,
 298                                    void *ptr,
 299                                    unsigned bytes)
 300 {
 301    struct identity_screen *id_screen = identity_screen(_screen);
 302    struct pipe_screen *screen = id_screen->screen;
 303    struct pipe_buffer *result;
 304
 305    result = screen->user_buffer_create(screen,
 306                                        ptr,
 307                                        bytes);
 308
 309    if (result)
 310       return identity_buffer_create(id_screen, result);
 311    return NULL;
 312 }
 313
 314
 315 static void *
 316 identity_screen_buffer_map(struct pipe_screen *_screen,
 317                            struct pipe_buffer *_buffer,
 318                            unsigned usage)
 319 {
 320    struct identity_screen *id_screen = identity_screen(_screen);
 321    struct identity_buffer *id_buffer = identity_buffer(_buffer);
 322    struct pipe_screen *screen = id_screen->screen;
 323    struct pipe_buffer *buffer = id_buffer->buffer;
 324
 325    return screen->buffer_map(screen,
 326                              buffer,
 327                              usage);
 328 }
 329
 330 static void *
 331 identity_screen_buffer_map_range(struct pipe_screen *_screen,
 332                                  struct pipe_buffer *_buffer,
 333                                  unsigned offset,
 334                                  unsigned length,
 335                                  unsigned usage)
 336 {
 337    struct identity_screen *id_screen = identity_screen(_screen);
 338    struct identity_buffer *id_buffer = identity_buffer(_buffer);
 339    struct pipe_screen *screen = id_screen->screen;
 340    struct pipe_buffer *buffer = id_buffer->buffer;
 341
 342    return screen->buffer_map_range(screen,
 343                                    buffer,
 344                                    offset,
 345                                    length,
 346                                    usage);
 347 }
 348
 349 static void
 350 identity_screen_buffer_flush_mapped_range(struct pipe_screen *_screen,
 351                                           struct pipe_buffer *_buffer,
 352                                           unsigned offset,
 353                                           unsigned length)
 354 {
 355    struct identity_screen *id_screen = identity_screen(_screen);
 356    struct identity_buffer *id_buffer = identity_buffer(_buffer);
 357    struct pipe_screen *screen = id_screen->screen;
 358    struct pipe_buffer *buffer = id_buffer->buffer;
 359
 360    screen->buffer_flush_mapped_range(screen,
 361                                      buffer,
 362                                      offset,
 363                                      length);
 364 }
 365
 366 static void
 367 identity_screen_buffer_unmap(struct pipe_screen *_screen,
 368                              struct pipe_buffer *_buffer)
 369 {
 370    struct identity_screen *id_screen = identity_screen(_screen);
 371    struct identity_buffer *id_buffer = identity_buffer(_buffer);
 372    struct pipe_screen *screen = id_screen->screen;
 373    struct pipe_buffer *buffer = id_buffer->buffer;
 374
 375    screen->buffer_unmap(screen,
 376                         buffer);
 377 }
 378
 379 static void
 380 identity_screen_buffer_destroy(struct pipe_buffer *_buffer)
 381 {
 382    identity_buffer_destroy(identity_buffer(_buffer));
 383 }
 384
 385 static struct pipe_video_surface *
 386 identity_screen_video_surface_create(struct pipe_screen *_screen,
 387                                      enum pipe_video_chroma_format chroma_format,
 388                                      unsigned width,
 389                                      unsigned height)
 390 {
 391    struct identity_screen *id_screen = identity_screen(_screen);
 392    struct pipe_screen *screen = id_screen->screen;
 393    struct pipe_video_surface *result;
 394
 395    result = screen->video_surface_create(screen,
 396                                          chroma_format,
 397                                          width,
 398                                          height);
 399
 400    if (result) {
 401       return identity_video_surface_create(id_screen, result);
 402    }
 403    return NULL;
 404 }
 405
 406 static void
 407 identity_screen_video_surface_destroy(struct pipe_video_surface *_vsfc)
 408 {
 409    identity_video_surface_destroy(identity_video_surface(_vsfc));
 410 }
 411
 412 static void
 413 identity_screen_flush_frontbuffer(struct pipe_screen *_screen,
 414                                   struct pipe_surface *_surface,
 415                                   void *context_private)
 416 {
 417    struct identity_screen *id_screen = identity_screen(_screen);
 418    struct identity_surface *id_surface = identity_surface(_surface);
 419    struct pipe_screen *screen = id_screen->screen;
 420    struct pipe_surface *surface = id_surface->surface;
 421
 422    screen->flush_frontbuffer(screen,
 423                              surface,
 424                              context_private);
 425 }
 426
 427 static void
 428 identity_screen_fence_reference(struct pipe_screen *_screen,
 429                                 struct pipe_fence_handle **ptr,
 430                                 struct pipe_fence_handle *fence)
 431 {
 432    struct identity_screen *id_screen = identity_screen(_screen);
 433    struct pipe_screen *screen = id_screen->screen;
 434
 435    screen->fence_reference(screen,
 436                            ptr,
 437                            fence);
 438 }
 439
 440 static int
 441 identity_screen_fence_signalled(struct pipe_screen *_screen,
 442                                 struct pipe_fence_handle *fence,
 443                                 unsigned flags)
 444 {
 445    struct identity_screen *id_screen = identity_screen(_screen);
 446    struct pipe_screen *screen = id_screen->screen;
 447
 448    return screen->fence_signalled(screen,
 449                                   fence,
 450                                   flags);
 451 }
 452
 453 static int
 454 identity_screen_fence_finish(struct pipe_screen *_screen,
 455                              struct pipe_fence_handle *fence,
 456                              unsigned flags)
 457 {
 458    struct identity_screen *id_screen = identity_screen(_screen);
 459    struct pipe_screen *screen = id_screen->screen;
 460
 461    return screen->fence_finish(screen,
 462                                fence,
 463                                flags);
 464 }
 465
 466 struct pipe_screen *
 467 identity_screen_create(struct pipe_screen *screen)
 468 {
 469    struct identity_screen *id_screen;
 470
 471    id_screen = CALLOC_STRUCT(identity_screen);
 472    if (!id_screen) {
 473       return NULL;
 474    }
 475
 476    id_screen->base.winsys = NULL;
 477
 478    id_screen->base.destroy = identity_screen_destroy;
 479    id_screen->base.get_name = identity_screen_get_name;
 480    id_screen->base.get_vendor = identity_screen_get_vendor;
 481    id_screen->base.get_param = identity_screen_get_param;
 482    id_screen->base.get_paramf = identity_screen_get_paramf;
 483    id_screen->base.is_format_supported = identity_screen_is_format_supported;
 484    id_screen->base.context_create = identity_screen_context_create;
 485    id_screen->base.texture_create = identity_screen_texture_create;
 486    id_screen->base.texture_from_handle = identity_screen_texture_from_handle;
 487    id_screen->base.texture_get_handle = identity_screen_texture_get_handle;
 488    id_screen->base.texture_destroy = identity_screen_texture_destroy;
 489    id_screen->base.get_tex_surface = identity_screen_get_tex_surface;
 490    id_screen->base.tex_surface_destroy = identity_screen_tex_surface_destroy;
 491    id_screen->base.get_tex_transfer = identity_screen_get_tex_transfer;
 492    id_screen->base.tex_transfer_destroy = identity_screen_tex_transfer_destroy;
 493    id_screen->base.transfer_map = identity_screen_transfer_map;
 494    id_screen->base.transfer_unmap = identity_screen_transfer_unmap;
 495    id_screen->base.buffer_create = identity_screen_buffer_create;
 496    id_screen->base.user_buffer_create = identity_screen_user_buffer_create;
 497    if (screen->buffer_map)
 498       id_screen->base.buffer_map = identity_screen_buffer_map;
 499    if (screen->buffer_map_range)
 500       id_screen->base.buffer_map_range = identity_screen_buffer_map_range;
 501    if (screen->buffer_flush_mapped_range)
 502       id_screen->base.buffer_flush_mapped_range = identity_screen_buffer_flush_mapped_range;
 503    if (screen->buffer_unmap)
 504       id_screen->base.buffer_unmap = identity_screen_buffer_unmap;
 505    id_screen->base.buffer_destroy = identity_screen_buffer_destroy;
 506    if (screen->video_surface_create) {
 507       id_screen->base.video_surface_create = identity_screen_video_surface_create;
 508    }
 509    if (screen->video_surface_destroy) {
 510       id_screen->base.video_surface_destroy = identity_screen_video_surface_destroy;
 511    }
 512    id_screen->base.flush_frontbuffer = identity_screen_flush_frontbuffer;
 513    id_screen->base.fence_reference = identity_screen_fence_reference;
 514    id_screen->base.fence_signalled = identity_screen_fence_signalled;
 515    id_screen->base.fence_finish = identity_screen_fence_finish;
 516
 517    id_screen->screen = screen;
 518
 519    return &id_screen->base;
 520 }