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_cap 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                                 unsigned geom_flags)
 111 {
 112    struct rbug_screen *rb_screen = rbug_screen(_screen);
 113    struct pipe_screen *screen = rb_screen->screen;
 114
 115    return screen->is_format_supported(screen,
 116                                       format,
 117                                       target,
 118                                       sample_count,
 119                                       tex_usage,
 120                                       geom_flags);
 121 }
 122
 123 static struct pipe_context *
 124 rbug_screen_context_create(struct pipe_screen *_screen,
 125                            void *priv)
 126 {
 127    struct rbug_screen *rb_screen = rbug_screen(_screen);
 128    struct pipe_screen *screen = rb_screen->screen;
 129    struct pipe_context *result;
 130
 131    result = screen->context_create(screen, priv);
 132    if (result)
 133       return rbug_context_create(_screen, result);
 134    return NULL;
 135 }
 136
 137 static struct pipe_resource *
 138 rbug_screen_resource_create(struct pipe_screen *_screen,
 139                             const struct pipe_resource *templat)
 140 {
 141    struct rbug_screen *rb_screen = rbug_screen(_screen);
 142    struct pipe_screen *screen = rb_screen->screen;
 143    struct pipe_resource *result;
 144
 145    result = screen->resource_create(screen,
 146                                     templat);
 147
 148    if (result)
 149       return rbug_resource_create(rb_screen, result);
 150    return NULL;
 151 }
 152
 153 static struct pipe_resource *
 154 rbug_screen_resource_from_handle(struct pipe_screen *_screen,
 155                                  const struct pipe_resource *templ,
 156                                  struct winsys_handle *handle)
 157 {
 158    struct rbug_screen *rb_screen = rbug_screen(_screen);
 159    struct pipe_screen *screen = rb_screen->screen;
 160    struct pipe_resource *result;
 161
 162    result = screen->resource_from_handle(screen, templ, handle);
 163
 164    result = rbug_resource_create(rbug_screen(_screen), result);
 165
 166    return result;
 167 }
 168
 169 static boolean
 170 rbug_screen_resource_get_handle(struct pipe_screen *_screen,
 171                                 struct pipe_resource *_resource,
 172                                 struct winsys_handle *handle)
 173 {
 174    struct rbug_screen *rb_screen = rbug_screen(_screen);
 175    struct rbug_resource *rb_resource = rbug_resource(_resource);
 176    struct pipe_screen *screen = rb_screen->screen;
 177    struct pipe_resource *resource = rb_resource->resource;
 178
 179    return screen->resource_get_handle(screen, resource, handle);
 180 }
 181
 182
 183
 184 static void
 185 rbug_screen_resource_destroy(struct pipe_screen *screen,
 186                              struct pipe_resource *_resource)
 187 {
 188    rbug_resource_destroy(rbug_resource(_resource));
 189 }
 190
 191 static struct pipe_resource *
 192 rbug_screen_user_buffer_create(struct pipe_screen *_screen,
 193                                void *ptr,
 194                                unsigned bytes,
 195                                unsigned usage)
 196 {
 197    struct rbug_screen *rb_screen = rbug_screen(_screen);
 198    struct pipe_screen *screen = rb_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 rbug_resource_create(rb_screen, result);
 208    return NULL;
 209 }
 210
 211
 212
 213 static void
 214 rbug_screen_flush_frontbuffer(struct pipe_screen *_screen,
 215                               struct pipe_resource *_resource,
 216                               unsigned level, unsigned layer,
 217                               void *context_private)
 218 {
 219    struct rbug_screen *rb_screen = rbug_screen(_screen);
 220    struct rbug_resource *rb_resource = rbug_resource(_resource);
 221    struct pipe_screen *screen = rb_screen->screen;
 222    struct pipe_resource *resource = rb_resource->resource;
 223
 224    screen->flush_frontbuffer(screen,
 225                              resource,
 226                              level, layer,
 227                              context_private);
 228 }
 229
 230 static void
 231 rbug_screen_fence_reference(struct pipe_screen *_screen,
 232                             struct pipe_fence_handle **ptr,
 233                             struct pipe_fence_handle *fence)
 234 {
 235    struct rbug_screen *rb_screen = rbug_screen(_screen);
 236    struct pipe_screen *screen = rb_screen->screen;
 237
 238    screen->fence_reference(screen,
 239                            ptr,
 240                            fence);
 241 }
 242
 243 static int
 244 rbug_screen_fence_signalled(struct pipe_screen *_screen,
 245                             struct pipe_fence_handle *fence,
 246                             unsigned flags)
 247 {
 248    struct rbug_screen *rb_screen = rbug_screen(_screen);
 249    struct pipe_screen *screen = rb_screen->screen;
 250
 251    return screen->fence_signalled(screen,
 252                                   fence,
 253                                   flags);
 254 }
 255
 256 static int
 257 rbug_screen_fence_finish(struct pipe_screen *_screen,
 258                          struct pipe_fence_handle *fence,
 259                          unsigned flags)
 260 {
 261    struct rbug_screen *rb_screen = rbug_screen(_screen);
 262    struct pipe_screen *screen = rb_screen->screen;
 263
 264    return screen->fence_finish(screen,
 265                                fence,
 266                                flags);
 267 }
 268
 269 boolean
 270 rbug_enabled()
 271 {
 272    return debug_get_option_rbug();
 273 }
 274
 275 struct pipe_screen *
 276 rbug_screen_create(struct pipe_screen *screen)
 277 {
 278    struct rbug_screen *rb_screen;
 279
 280    if (!debug_get_option_rbug())
 281       return screen;
 282
 283    rb_screen = CALLOC_STRUCT(rbug_screen);
 284    if (!rb_screen)
 285       return screen;
 286
 287    pipe_mutex_init(rb_screen->list_mutex);
 288    make_empty_list(&rb_screen->contexts);
 289    make_empty_list(&rb_screen->resources);
 290    make_empty_list(&rb_screen->surfaces);
 291    make_empty_list(&rb_screen->transfers);
 292
 293    rb_screen->base.winsys = NULL;
 294
 295    rb_screen->base.destroy = rbug_screen_destroy;
 296    rb_screen->base.get_name = rbug_screen_get_name;
 297    rb_screen->base.get_vendor = rbug_screen_get_vendor;
 298    rb_screen->base.get_param = rbug_screen_get_param;
 299    rb_screen->base.get_shader_param = rbug_screen_get_shader_param;
 300    rb_screen->base.get_paramf = rbug_screen_get_paramf;
 301    rb_screen->base.is_format_supported = rbug_screen_is_format_supported;
 302    rb_screen->base.context_create = rbug_screen_context_create;
 303    rb_screen->base.resource_create = rbug_screen_resource_create;
 304    rb_screen->base.resource_from_handle = rbug_screen_resource_from_handle;
 305    rb_screen->base.resource_get_handle = rbug_screen_resource_get_handle;
 306    rb_screen->base.resource_destroy = rbug_screen_resource_destroy;
 307    rb_screen->base.user_buffer_create = rbug_screen_user_buffer_create;
 308    rb_screen->base.flush_frontbuffer = rbug_screen_flush_frontbuffer;
 309    rb_screen->base.fence_reference = rbug_screen_fence_reference;
 310    rb_screen->base.fence_signalled = rbug_screen_fence_signalled;
 311    rb_screen->base.fence_finish = rbug_screen_fence_finish;
 312
 313    rb_screen->screen = screen;
 314
 315    rb_screen->private_context = screen->context_create(screen, NULL);
 316    if (!rb_screen->private_context)
 317       goto err_free;
 318
 319    rb_screen->rbug = rbug_start(rb_screen);
 320
 321    if (!rb_screen->rbug)
 322       goto err_context;
 323
 324    return &rb_screen->base;
 325
 326 err_context:
 327    rb_screen->private_context->destroy(rb_screen->private_context);
 328 err_free:
 329    FREE(rb_screen);
 330    return screen;
 331 }