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 struct pipe_resource *
 192 identity_screen_user_buffer_create(struct pipe_screen *_screen,
 193                                    void *ptr,
 194                                    unsigned bytes,
 195                                    unsigned usage)
 196 {
 197    struct identity_screen *id_screen = identity_screen(_screen);
 198    struct pipe_screen *screen = id_screen->screen;
 199    struct pipe_resource *result;
 200
 201    result = screen->user_buffer_create(screen,
 202                                        ptr,
 203                                        bytes,
 204                                        usage);
 205
 206    if (result)
 207       return identity_resource_create(id_screen, result);
 208    return NULL;
 209 }
 210
 211
 212
 213 static void
 214 identity_screen_flush_frontbuffer(struct pipe_screen *_screen,
 215                                   struct pipe_resource *_resource,
 216                                   unsigned level, unsigned layer,
 217                                   void *context_private)
 218 {
 219    struct identity_screen *id_screen = identity_screen(_screen);
 220    struct identity_resource *id_resource = identity_resource(_resource);
 221    struct pipe_screen *screen = id_screen->screen;
 222    struct pipe_resource *resource = id_resource->resource;
 223
 224    screen->flush_frontbuffer(screen,
 225                              resource,
 226                              level, layer,
 227                              context_private);
 228 }
 229
 230 static void
 231 identity_screen_fence_reference(struct pipe_screen *_screen,
 232                                 struct pipe_fence_handle **ptr,
 233                                 struct pipe_fence_handle *fence)
 234 {
 235    struct identity_screen *id_screen = identity_screen(_screen);
 236    struct pipe_screen *screen = id_screen->screen;
 237
 238    screen->fence_reference(screen,
 239                            ptr,
 240                            fence);
 241 }
 242
 243 static boolean
 244 identity_screen_fence_signalled(struct pipe_screen *_screen,
 245                                 struct pipe_fence_handle *fence)
 246 {
 247    struct identity_screen *id_screen = identity_screen(_screen);
 248    struct pipe_screen *screen = id_screen->screen;
 249
 250    return screen->fence_signalled(screen,
 251                                   fence);
 252 }
 253
 254 static boolean
 255 identity_screen_fence_finish(struct pipe_screen *_screen,
 256                              struct pipe_fence_handle *fence,
 257                              uint64_t timeout)
 258 {
 259    struct identity_screen *id_screen = identity_screen(_screen);
 260    struct pipe_screen *screen = id_screen->screen;
 261
 262    return screen->fence_finish(screen,
 263                                fence,
 264                                timeout);
 265 }
 266
 267 struct pipe_screen *
 268 identity_screen_create(struct pipe_screen *screen)
 269 {
 270    struct identity_screen *id_screen;
 271
 272    id_screen = CALLOC_STRUCT(identity_screen);
 273    if (!id_screen) {
 274       return NULL;
 275    }
 276
 277    id_screen->base.winsys = NULL;
 278
 279    id_screen->base.destroy = identity_screen_destroy;
 280    id_screen->base.get_name = identity_screen_get_name;
 281    id_screen->base.get_vendor = identity_screen_get_vendor;
 282    id_screen->base.get_param = identity_screen_get_param;
 283    id_screen->base.get_shader_param = identity_screen_get_shader_param;
 284    id_screen->base.get_paramf = identity_screen_get_paramf;
 285    id_screen->base.is_format_supported = identity_screen_is_format_supported;
 286    id_screen->base.context_create = identity_screen_context_create;
 287    id_screen->base.resource_create = identity_screen_resource_create;
 288    id_screen->base.resource_from_handle = identity_screen_resource_from_handle;
 289    id_screen->base.resource_get_handle = identity_screen_resource_get_handle;
 290    id_screen->base.resource_destroy = identity_screen_resource_destroy;
 291    id_screen->base.user_buffer_create = identity_screen_user_buffer_create;
 292    id_screen->base.flush_frontbuffer = identity_screen_flush_frontbuffer;
 293    id_screen->base.fence_reference = identity_screen_fence_reference;
 294    id_screen->base.fence_signalled = identity_screen_fence_signalled;
 295    id_screen->base.fence_finish = identity_screen_fence_finish;
 296
 297    id_screen->screen = screen;
 298
 299    return &id_screen->base;
 300 }