C++ (Cpp) intel_bo_gem_create_from_nameの例

コード例 #1

ファイル: intel_regions.c プロジェクト: ashmew2/kolibriosSVN

struct intel_region *
intel_region_alloc_for_handle(struct intel_screen *screen,
			      GLuint cpp,
			      GLuint width, GLuint height, GLuint pitch,
			      GLuint handle, const char *name)
{
   struct intel_region *region;
   drm_intel_bo *buffer;
   int ret;
   uint32_t bit_6_swizzle, tiling;

   buffer = intel_bo_gem_create_from_name(screen->bufmgr, name, handle);
   if (buffer == NULL)
      return NULL;
   ret = drm_intel_bo_get_tiling(buffer, &tiling, &bit_6_swizzle);
   if (ret != 0) {
      fprintf(stderr, "Couldn't get tiling of buffer %d (%s): %s\n",
	      handle, name, strerror(-ret));
      drm_intel_bo_unreference(buffer);
      return NULL;
   }

   region = intel_region_alloc_internal(screen, cpp,
					width, height, pitch, tiling, buffer);
   if (region == NULL) {
      drm_intel_bo_unreference(buffer);
      return NULL;
   }

   region->name = handle;

   return region;
}

コード例 #2

ファイル: intel_regions.c プロジェクト: toastpp/toastpp

struct intel_region *
intel_region_alloc_for_handle(struct intel_context *intel,
			      GLuint cpp,
			      GLuint width, GLuint height, GLuint pitch,
			      GLuint handle, const char *name)
{
   struct intel_region *region;
   dri_bo *buffer;
   int ret;

   buffer = intel_bo_gem_create_from_name(intel->bufmgr, name, handle);

   region = intel_region_alloc_internal(intel, cpp,
					width, height, pitch, buffer);
   if (region == NULL)
      return region;

   ret = dri_bo_get_tiling(region->buffer, &region->tiling,
			   &region->bit_6_swizzle);
   if (ret != 0) {
      fprintf(stderr, "Couldn't get tiling of buffer %d (%s): %s\n",
	      handle, name, strerror(-ret));
      intel_region_release(&region);
      return NULL;
   }

   return region;
}

コード例 #3

ファイル: intel_driver.c プロジェクト: ignatenkobrain/beignet

LOCAL dri_bo*
intel_driver_share_buffer(intel_driver_t *driver, const char *sname, uint32_t name)
{
  assert(!driver->master);
  dri_bo *bo = intel_bo_gem_create_from_name(driver->bufmgr,
                                             sname,
                                             name);
  return bo;
}

コード例 #4

ファイル: intel_regions.c プロジェクト: toastpp/toastpp

static struct intel_region *
intel_recreate_static(struct intel_context *intel,
		      const char *name,
		      struct intel_region *region,
		      intelRegion *region_desc)
{
   intelScreenPrivate *intelScreen = intel->intelScreen;
   int ret;

   if (region == NULL) {
      region = calloc(sizeof(*region), 1);
      region->refcount = 1;
   }

   if (intel->ctx.Visual.rgbBits == 24)
      region->cpp = 4;
   else
      region->cpp = intel->ctx.Visual.rgbBits / 8;
   region->pitch = intelScreen->pitch;
   region->width = intelScreen->width;
   region->height = intelScreen->height;

   if (region->buffer != NULL) {
      dri_bo_unreference(region->buffer);
      region->buffer = NULL;
   }

   if (intel->ttm) {
      assert(region_desc->bo_handle != -1);
      region->buffer = intel_bo_gem_create_from_name(intel->bufmgr,
						     name,
						     region_desc->bo_handle);

      ret = dri_bo_get_tiling(region->buffer, &region->tiling,
			      &region->bit_6_swizzle);
      if (ret != 0) {
	 fprintf(stderr, "Couldn't get tiling of buffer %d (%s): %s\n",
		 region_desc->bo_handle, name, strerror(-ret));
	 intel_region_release(&region);
	 return NULL;
      }
   } else {
      if (region->classic_map != NULL) {
	 drmUnmap(region->classic_map,
		  region->pitch * region->cpp * region->height);
	 region->classic_map = NULL;
      }
      ret = drmMap(intel->driFd, region_desc->handle,
		   region->pitch * region->cpp * region->height,
		   &region->classic_map);
      if (ret != 0) {
	 fprintf(stderr, "Failed to drmMap %s buffer\n", name);
	 free(region);
	 return NULL;
      }

      region->buffer = intel_bo_fake_alloc_static(intel->bufmgr,
						  name,
						  region_desc->offset,
						  region->pitch * region->cpp *
						  region->height,
						  region->classic_map);

      /* The sarea just gives us a boolean for whether it's tiled or not,
       * instead of which tiling mode it is.  Guess.
       */
      if (region_desc->tiled) {
	 if (IS_965(intel->intelScreen->deviceID) &&
	     region_desc == &intelScreen->depth)
	    region->tiling = I915_TILING_Y;
	 else
	    region->tiling = I915_TILING_X;
      } else {
	 region->tiling = I915_TILING_NONE;
      }

      region->bit_6_swizzle = I915_BIT_6_SWIZZLE_NONE;
   }

   assert(region->buffer != NULL);

   return region;
}