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                           enum pipe_cap 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 int
  80 identity_screen_get_shader_param(struct pipe_screen *_screen,
  81                           unsigned shader, enum pipe_shader_cap param)
  82 {
  83    struct identity_screen *id_screen = identity_screen(_screen);
  84    struct pipe_screen *screen = id_screen->screen;
  85
  86    return screen->get_shader_param(screen, shader,
  87                             param);
  88 }
  89
  90 static float
  91 identity_screen_get_paramf(struct pipe_screen *_screen,
  92                            enum pipe_capf param)
  93 {
  94    struct identity_screen *id_screen = identity_screen(_screen);
  95    struct pipe_screen *screen = id_screen->screen;
  96
  97    return screen->get_paramf(screen,
  98                              param);
  99 }
 100
 101 static boolean
 102 identity_screen_is_format_supported(struct pipe_screen *_screen,
 103                                     enum pipe_format format,
 104                                     enum pipe_texture_target target,
 105                                     unsigned sample_count,
 106                                     unsigned tex_usage)
 107 {
 108    struct identity_screen *id_screen = identity_screen(_screen);
 109    struct pipe_screen *screen = id_screen->screen;
 110
 111    return screen->is_format_supported(screen,
 112                                       format,
 113                                       target,
 114                                       sample_count,
 115                                       tex_usage);
 116 }
 117
 118 static struct pipe_context *
 119 identity_screen_context_create(struct pipe_screen *_screen,
 120                                void *priv)
 121 {
 122    struct identity_screen *id_screen = identity_screen(_screen);
 123    struct pipe_screen *screen = id_screen->screen;
 124    struct pipe_context *result;
 125
 126    result = screen->context_create(screen, priv);
 127    if (result)
 128       return identity_context_create(_screen, result);
 129    return NULL;
 130 }
 131
 132 static struct pipe_resource *
 133 identity_screen_resource_create(struct pipe_screen *_screen,
 134                                 const struct pipe_resource *templat)
 135 {
 136    struct identity_screen *id_screen = identity_screen(_screen);
 137    struct pipe_screen *screen = id_screen->screen;
 138    struct pipe_resource *result;
 139
 140    result = screen->resource_create(screen,
 141                                     templat);
 142
 143    if (result)
 144       return identity_resource_create(id_screen, result);
 145    return NULL;
 146 }
 147
 148 static struct pipe_resource *
 149 identity_screen_resource_from_handle(struct pipe_screen *_screen,
 150                                      const struct pipe_resource *templ,
 151                                      struct winsys_handle *handle)
 152 {
 153    struct identity_screen *id_screen = identity_screen(_screen);
 154    struct pipe_screen *screen = id_screen->screen;
 155    struct pipe_resource *result;
 156
 157    /* TODO trace call */
 158
 159    result = screen->resource_from_handle(screen, templ, handle);
 160
 161    result = identity_resource_create(identity_screen(_screen), result);
 162
 163    return result;
 164 }
 165
 166 static boolean
 167 identity_screen_resource_get_handle(struct pipe_screen *_screen,
 168                                     struct pipe_resource *_resource,
 169                                     struct winsys_handle *handle)
 170 {
 171    struct identity_screen *id_screen = identity_screen(_screen);
 172    struct identity_resource *id_resource = identity_resource(_resource);
 173    struct pipe_screen *screen = id_screen->screen;
 174    struct pipe_resource *resource = id_resource->resource;
 175
 176    /* TODO trace call */
 177
 178    return screen->resource_get_handle(screen, resource, handle);
 179 }
 180
 181
 182
 183 static void
 184 identity_screen_resource_destroy(struct pipe_screen *screen,
 185                                  struct pipe_resource *_resource)
 186 {
 187    identity_resource_destroy(identity_resource(_resource));
 188 }
 189
 190
 191 static void
 192 identity_screen_flush_frontbuffer(struct pipe_screen *_screen,
 193                                   struct pipe_resource *_resource,
 194                                   unsigned level, unsigned layer,
 195                                   void *context_private)
 196 {
 197    struct identity_screen *id_screen = identity_screen(_screen);
 198    struct identity_resource *id_resource = identity_resource(_resource);
 199    struct pipe_screen *screen = id_screen->screen;
 200    struct pipe_resource *resource = id_resource->resource;
 201
 202    screen->flush_frontbuffer(screen,
 203                              resource,
 204                              level, layer,
 205                              context_private);
 206 }
 207
 208 static void
 209 identity_screen_fence_reference(struct pipe_screen *_screen,
 210                                 struct pipe_fence_handle **ptr,
 211                                 struct pipe_fence_handle *fence)
 212 {
 213    struct identity_screen *id_screen = identity_screen(_screen);
 214    struct pipe_screen *screen = id_screen->screen;
 215
 216    screen->fence_reference(screen,
 217                            ptr,
 218                            fence);
 219 }
 220
 221 static boolean
 222 identity_screen_fence_signalled(struct pipe_screen *_screen,
 223                                 struct pipe_fence_handle *fence)
 224 {
 225    struct identity_screen *id_screen = identity_screen(_screen);
 226    struct pipe_screen *screen = id_screen->screen;
 227
 228    return screen->fence_signalled(screen,
 229                                   fence);
 230 }
 231
 232 static boolean
 233 identity_screen_fence_finish(struct pipe_screen *_screen,
 234                              struct pipe_fence_handle *fence,
 235                              uint64_t timeout)
 236 {
 237    struct identity_screen *id_screen = identity_screen(_screen);
 238    struct pipe_screen *screen = id_screen->screen;
 239
 240    return screen->fence_finish(screen,
 241                                fence,
 242                                timeout);
 243 }
 244
 245 struct pipe_screen *
 246 identity_screen_create(struct pipe_screen *screen)
 247 {
 248    struct identity_screen *id_screen;
 249
 250    id_screen = CALLOC_STRUCT(identity_screen);
 251    if (!id_screen) {
 252       return NULL;
 253    }
 254
 255    id_screen->base.destroy = identity_screen_destroy;
 256    id_screen->base.get_name = identity_screen_get_name;
 257    id_screen->base.get_vendor = identity_screen_get_vendor;
 258    id_screen->base.get_param = identity_screen_get_param;
 259    id_screen->base.get_shader_param = identity_screen_get_shader_param;
 260    id_screen->base.get_paramf = identity_screen_get_paramf;
 261    id_screen->base.is_format_supported = identity_screen_is_format_supported;
 262    id_screen->base.context_create = identity_screen_context_create;
 263    id_screen->base.resource_create = identity_screen_resource_create;
 264    id_screen->base.resource_from_handle = identity_screen_resource_from_handle;
 265    id_screen->base.resource_get_handle = identity_screen_resource_get_handle;
 266    id_screen->base.resource_destroy = identity_screen_resource_destroy;
 267    id_screen->base.flush_frontbuffer = identity_screen_flush_frontbuffer;
 268    id_screen->base.fence_reference = identity_screen_fence_reference;
 269    id_screen->base.fence_signalled = identity_screen_fence_signalled;
 270    id_screen->base.fence_finish = identity_screen_fence_finish;
 271
 272    id_screen->screen = screen;
 273
 274    return &id_screen->base;
 275 }