static gboolean cogl_pango_glyph_cache_add_to_global_atlas (CoglPangoGlyphCache *cache, PangoFont *font, PangoGlyph glyph, CoglPangoGlyphCacheValue *value) { CoglAtlasTexture *texture; CoglError *ignore_error = NULL; if (COGL_DEBUG_ENABLED (COGL_DEBUG_DISABLE_SHARED_ATLAS)) return FALSE; /* If the cache is using mipmapping then we can't use the global atlas because it would just get migrated back out */ if (cache->use_mipmapping) return FALSE; texture = cogl_atlas_texture_new_with_size (cache->ctx, value->draw_width, value->draw_height); if (!cogl_texture_allocate (COGL_TEXTURE (texture), &ignore_error)) { cogl_error_free (ignore_error); return FALSE; } value->texture = COGL_TEXTURE (texture); value->tx1 = 0; value->ty1 = 0; value->tx2 = 1; value->ty2 = 1; value->tx_pixel = 0; value->ty_pixel = 0; /* The first time we store a texture in the global atlas we'll register for notifications when the global atlas is reorganized so we can forward the notification on as a glyph reorganization */ if (!cache->using_global_atlas) { _cogl_atlas_texture_add_reorganize_callback (cache->ctx, cogl_pango_glyph_cache_reorganize_cb, cache); cache->using_global_atlas = TRUE; } return TRUE; }
static CoglBool cogl_pango_glyph_cache_add_to_global_atlas (CoglPangoGlyphCache *cache, PangoFont *font, PangoGlyph glyph, CoglPangoGlyphCacheValue *value) { CoglAtlasTexture *texture; if (COGL_DEBUG_ENABLED (COGL_DEBUG_DISABLE_SHARED_ATLAS)) return FALSE; /* If the cache is using mipmapping then we can't use the global atlas because it would just get migrated back out */ if (cache->use_mipmapping) return FALSE; texture = _cogl_atlas_texture_new_with_size (value->draw_width, value->draw_height, COGL_TEXTURE_NONE, COGL_PIXEL_FORMAT_RGBA_8888_PRE); if (texture == NULL) return FALSE; value->texture = COGL_TEXTURE (texture); value->tx1 = 0; value->ty1 = 0; value->tx2 = 1; value->ty2 = 1; value->tx_pixel = 0; value->ty_pixel = 0; /* The first time we store a texture in the global atlas we'll register for notifications when the global atlas is reorganized so we can forward the notification on as a glyph reorganization */ if (!cache->using_global_atlas) { _cogl_atlas_texture_add_reorganize_callback (cogl_pango_glyph_cache_reorganize_cb, cache); cache->using_global_atlas = TRUE; } return TRUE; }