src/gallium/drivers/rbug/rbug_screen.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_screen.h"
  30 #include "pipe/p_state.h"
  31 #include "util/u_memory.h"
  32 #include "util/u_debug.h"
  33 #include "util/u_simple_list.h"
  34
  35 #include "rbug_public.h"
  36 #include "rbug_screen.h"
  37 #include "rbug_context.h"
  38 #include "rbug_objects.h"
  39
  40 DEBUG_GET_ONCE_BOOL_OPTION(rbug, "GALLIUM_RBUG", FALSE)
  41
  42 static void
  43 rbug_screen_destroy(struct pipe_screen *_screen)
  44 {
  45    struct rbug_screen *rb_screen = rbug_screen(_screen);
  46    struct pipe_screen *screen = rb_screen->screen;
  47
  48    screen->destroy(screen);
  49
  50    FREE(rb_screen);
  51 }
  52
  53 static const char *
  54 rbug_screen_get_name(struct pipe_screen *_screen)
  55 {
  56    struct rbug_screen *rb_screen = rbug_screen(_screen);
  57    struct pipe_screen *screen = rb_screen->screen;
  58
  59    return screen->get_name(screen);
  60 }
  61
  62 static const char *
  63 rbug_screen_get_vendor(struct pipe_screen *_screen)
  64 {
  65    struct rbug_screen *rb_screen = rbug_screen(_screen);
  66    struct pipe_screen *screen = rb_screen->screen;
  67
  68    return screen->get_vendor(screen);
  69 }
  70
  71 static int
  72 rbug_screen_get_param(struct pipe_screen *_screen,
  73                       enum pipe_cap param)
  74 {
  75    struct rbug_screen *rb_screen = rbug_screen(_screen);
  76    struct pipe_screen *screen = rb_screen->screen;
  77
  78    return screen->get_param(screen,
  79                             param);
  80 }
  81
  82 static int
  83 rbug_screen_get_shader_param(struct pipe_screen *_screen,
  84                       unsigned shader, enum pipe_shader_cap param)
  85 {
  86    struct rbug_screen *rb_screen = rbug_screen(_screen);
  87    struct pipe_screen *screen = rb_screen->screen;
  88
  89    return screen->get_shader_param(screen, shader,
  90                             param);
  91 }
  92
  93 static float
  94 rbug_screen_get_paramf(struct pipe_screen *_screen,
  95                        enum pipe_capf param)
  96 {
  97    struct rbug_screen *rb_screen = rbug_screen(_screen);
  98    struct pipe_screen *screen = rb_screen->screen;
  99
 100    return screen->get_paramf(screen,
 101                              param);
 102 }
 103
 104 static boolean
 105 rbug_screen_is_format_supported(struct pipe_screen *_screen,
 106                                 enum pipe_format format,
 107                                 enum pipe_texture_target target,
 108                                 unsigned sample_count,
 109                                 unsigned tex_usage)
 110 {
 111    struct rbug_screen *rb_screen = rbug_screen(_screen);
 112    struct pipe_screen *screen = rb_screen->screen;
 113
 114    return screen->is_format_supported(screen,
 115                                       format,
 116                                       target,
 117                                       sample_count,
 118                                       tex_usage);
 119 }
 120
 121 static struct pipe_context *
 122 rbug_screen_context_create(struct pipe_screen *_screen,
 123                            void *priv)
 124 {
 125    struct rbug_screen *rb_screen = rbug_screen(_screen);
 126    struct pipe_screen *screen = rb_screen->screen;
 127    struct pipe_context *result;
 128
 129    result = screen->context_create(screen, priv);
 130    if (result)
 131       return rbug_context_create(_screen, result);
 132    return NULL;
 133 }
 134
 135 static struct pipe_resource *
 136 rbug_screen_resource_create(struct pipe_screen *_screen,
 137                             const struct pipe_resource *templat)
 138 {
 139    struct rbug_screen *rb_screen = rbug_screen(_screen);
 140    struct pipe_screen *screen = rb_screen->screen;
 141    struct pipe_resource *result;
 142
 143    result = screen->resource_create(screen,
 144                                     templat);
 145
 146    if (result)
 147       return rbug_resource_create(rb_screen, result);
 148    return NULL;
 149 }
 150
 151 static struct pipe_resource *
 152 rbug_screen_resource_from_handle(struct pipe_screen *_screen,
 153                                  const struct pipe_resource *templ,
 154                                  struct winsys_handle *handle)
 155 {
 156    struct rbug_screen *rb_screen = rbug_screen(_screen);
 157    struct pipe_screen *screen = rb_screen->screen;
 158    struct pipe_resource *result;
 159
 160    result = screen->resource_from_handle(screen, templ, handle);
 161
 162    result = rbug_resource_create(rbug_screen(_screen), result);
 163
 164    return result;
 165 }
 166
 167 static boolean
 168 rbug_screen_resource_get_handle(struct pipe_screen *_screen,
 169                                 struct pipe_resource *_resource,
 170                                 struct winsys_handle *handle)
 171 {
 172    struct rbug_screen *rb_screen = rbug_screen(_screen);
 173    struct rbug_resource *rb_resource = rbug_resource(_resource);
 174    struct pipe_screen *screen = rb_screen->screen;
 175    struct pipe_resource *resource = rb_resource->resource;
 176
 177    return screen->resource_get_handle(screen, resource, handle);
 178 }
 179
 180
 181
 182 static void
 183 rbug_screen_resource_destroy(struct pipe_screen *screen,
 184                              struct pipe_resource *_resource)
 185 {
 186    rbug_resource_destroy(rbug_resource(_resource));
 187 }
 188
 189 static void
 190 rbug_screen_flush_frontbuffer(struct pipe_screen *_screen,
 191                               struct pipe_resource *_resource,
 192                               unsigned level, unsigned layer,
 193                               void *context_private, struct pipe_box *sub_box)
 194 {
 195    struct rbug_screen *rb_screen = rbug_screen(_screen);
 196    struct rbug_resource *rb_resource = rbug_resource(_resource);
 197    struct pipe_screen *screen = rb_screen->screen;
 198    struct pipe_resource *resource = rb_resource->resource;
 199
 200    screen->flush_frontbuffer(screen,
 201                              resource,
 202                              level, layer,
 203                              context_private, sub_box);
 204 }
 205
 206 static void
 207 rbug_screen_fence_reference(struct pipe_screen *_screen,
 208                             struct pipe_fence_handle **ptr,
 209                             struct pipe_fence_handle *fence)
 210 {
 211    struct rbug_screen *rb_screen = rbug_screen(_screen);
 212    struct pipe_screen *screen = rb_screen->screen;
 213
 214    screen->fence_reference(screen,
 215                            ptr,
 216                            fence);
 217 }
 218
 219 static boolean
 220 rbug_screen_fence_signalled(struct pipe_screen *_screen,
 221                             struct pipe_fence_handle *fence)
 222 {
 223    struct rbug_screen *rb_screen = rbug_screen(_screen);
 224    struct pipe_screen *screen = rb_screen->screen;
 225
 226    return screen->fence_signalled(screen,
 227                                   fence);
 228 }
 229
 230 static boolean
 231 rbug_screen_fence_finish(struct pipe_screen *_screen,
 232                          struct pipe_fence_handle *fence,
 233                          uint64_t timeout)
 234 {
 235    struct rbug_screen *rb_screen = rbug_screen(_screen);
 236    struct pipe_screen *screen = rb_screen->screen;
 237
 238    return screen->fence_finish(screen,
 239                                fence,
 240                                timeout);
 241 }
 242
 243 boolean
 244 rbug_enabled()
 245 {
 246    return debug_get_option_rbug();
 247 }
 248
 249 struct pipe_screen *
 250 rbug_screen_create(struct pipe_screen *screen)
 251 {
 252    struct rbug_screen *rb_screen;
 253
 254    if (!debug_get_option_rbug())
 255       return screen;
 256
 257    rb_screen = CALLOC_STRUCT(rbug_screen);
 258    if (!rb_screen)
 259       return screen;
 260
 261    pipe_mutex_init(rb_screen->list_mutex);
 262    make_empty_list(&rb_screen->contexts);
 263    make_empty_list(&rb_screen->resources);
 264    make_empty_list(&rb_screen->surfaces);
 265    make_empty_list(&rb_screen->transfers);
 266
 267    rb_screen->base.destroy = rbug_screen_destroy;
 268    rb_screen->base.get_name = rbug_screen_get_name;
 269    rb_screen->base.get_vendor = rbug_screen_get_vendor;
 270    rb_screen->base.get_param = rbug_screen_get_param;
 271    rb_screen->base.get_shader_param = rbug_screen_get_shader_param;
 272    rb_screen->base.get_paramf = rbug_screen_get_paramf;
 273    rb_screen->base.is_format_supported = rbug_screen_is_format_supported;
 274    rb_screen->base.context_create = rbug_screen_context_create;
 275    rb_screen->base.resource_create = rbug_screen_resource_create;
 276    rb_screen->base.resource_from_handle = rbug_screen_resource_from_handle;
 277    rb_screen->base.resource_get_handle = rbug_screen_resource_get_handle;
 278    rb_screen->base.resource_destroy = rbug_screen_resource_destroy;
 279    rb_screen->base.flush_frontbuffer = rbug_screen_flush_frontbuffer;
 280    rb_screen->base.fence_reference = rbug_screen_fence_reference;
 281    rb_screen->base.fence_signalled = rbug_screen_fence_signalled;
 282    rb_screen->base.fence_finish = rbug_screen_fence_finish;
 283
 284    rb_screen->screen = screen;
 285
 286    rb_screen->private_context = screen->context_create(screen, NULL);
 287    if (!rb_screen->private_context)
 288       goto err_free;
 289
 290    rb_screen->rbug = rbug_start(rb_screen);
 291
 292    if (!rb_screen->rbug)
 293       goto err_context;
 294
 295    return &rb_screen->base;
 296
 297 err_context:
 298    rb_screen->private_context->destroy(rb_screen->private_context);
 299 err_free:
 300    FREE(rb_screen);
 301    return screen;
 302 }