Exemplos de translate_tex_format em C++ (Cpp)

Exemplo n.º 1

Arquivo: brw_wm_surface_state.c Projeto: CPFDSoftware-Tony/gmv

static dri_bo *
brw_create_texture_surface( struct brw_context *brw,
			    struct brw_surface_key *key )
{
   struct brw_surface_state surf;
   dri_bo *bo;

   memset(&surf, 0, sizeof(surf));

   surf.ss0.mipmap_layout_mode = BRW_SURFACE_MIPMAPLAYOUT_BELOW;
   surf.ss0.surface_type = translate_tex_target(key->target);
   surf.ss0.surface_format = translate_tex_format(key->format,
						  key->internal_format,
						  key->depthmode);

   /* This is ok for all textures with channel width 8bit or less:
    */
/*    surf.ss0.data_return_format = BRW_SURFACERETURNFORMAT_S1; */
   surf.ss1.base_addr = key->bo->offset; /* reloc */

   surf.ss2.mip_count = key->last_level - key->first_level;
   surf.ss2.width = key->width - 1;
   surf.ss2.height = key->height - 1;
   brw_set_surface_tiling(&surf, key->tiling);
   surf.ss3.pitch = (key->pitch * key->cpp) - 1;
   surf.ss3.depth = key->depth - 1;

   surf.ss4.min_lod = 0;
 
   if (key->target == GL_TEXTURE_CUBE_MAP) {
      surf.ss0.cube_pos_x = 1;
      surf.ss0.cube_pos_y = 1;
      surf.ss0.cube_pos_z = 1;
      surf.ss0.cube_neg_x = 1;
      surf.ss0.cube_neg_y = 1;
      surf.ss0.cube_neg_z = 1;
   }

   bo = brw_upload_cache(&brw->surface_cache, BRW_SS_SURFACE,
			 key, sizeof(*key),
			 &key->bo, 1,
			 &surf, sizeof(surf));

   /* Emit relocation to surface contents */
   drm_intel_bo_emit_reloc(bo, offsetof(struct brw_surface_state, ss1),
			   key->bo, 0,
			   I915_GEM_DOMAIN_SAMPLER, 0);

   return bo;
}

Exemplo n.º 2

Arquivo: brw_wm_surface_state.c Projeto: Starlink/mesa

static
void brw_update_texture_surface( GLcontext *ctx, 
				 GLuint unit,
				 struct brw_surface_state *surf )
{
   struct intel_context *intel = intel_context(ctx);
   struct brw_context *brw = brw_context(ctx);
   struct gl_texture_object *tObj = brw->attribs.Texture->Unit[unit]._Current;
   struct intel_texture_object *intelObj = intel_texture_object(tObj);
   struct gl_texture_image *firstImage = tObj->Image[0][intelObj->firstLevel];

   memset(surf, 0, sizeof(*surf));

   surf->ss0.mipmap_layout_mode = BRW_SURFACE_MIPMAPLAYOUT_BELOW;   
   surf->ss0.surface_type = translate_tex_target(tObj->Target);
   surf->ss0.surface_format = translate_tex_format(firstImage->TexFormat->MesaFormat, tObj->DepthMode);

   /* This is ok for all textures with channel width 8bit or less:
    */
/*    surf->ss0.data_return_format = BRW_SURFACERETURNFORMAT_S1; */

   /* BRW_NEW_LOCK */
   surf->ss1.base_addr = bmBufferOffset(intel,
					intelObj->mt->region->buffer);

   surf->ss2.mip_count = intelObj->lastLevel - intelObj->firstLevel;
   surf->ss2.width = firstImage->Width - 1;
   surf->ss2.height = firstImage->Height - 1;

   surf->ss3.tile_walk = BRW_TILEWALK_XMAJOR;
   surf->ss3.tiled_surface = intelObj->mt->region->tiled; /* always zero */
   surf->ss3.pitch = (intelObj->mt->pitch * intelObj->mt->cpp) - 1;
   surf->ss3.depth = firstImage->Depth - 1;

   surf->ss4.min_lod = 0;
 
   if (tObj->Target == GL_TEXTURE_CUBE_MAP) {
      surf->ss0.cube_pos_x = 1;
      surf->ss0.cube_pos_y = 1;
      surf->ss0.cube_pos_z = 1;
      surf->ss0.cube_neg_x = 1;
      surf->ss0.cube_neg_y = 1;
      surf->ss0.cube_neg_z = 1;
   }
}