Index: cc/resources/resource_format.cc |
diff --git a/cc/resources/resource_format.cc b/cc/resources/resource_format.cc |
index ba4e65d570a8c79f2128026f6f0c47ae641a4016..ec553d8acbc9b062795f1880f11dffca620dc862 100644 |
--- a/cc/resources/resource_format.cc |
+++ b/cc/resources/resource_format.cc |
@@ -101,10 +101,11 @@ gfx::BufferFormat BufferFormat(ResourceFormat format) { |
return gfx::BufferFormat::RGBA_4444; |
case RGBA_8888: |
return gfx::BufferFormat::RGBA_8888; |
+ case ETC1: |
+ return gfx::BufferFormat::ETC1; |
case ALPHA_8: |
case LUMINANCE_8: |
case RGB_565: |
- case ETC1: |
case LUMINANCE_F16: |
break; |
} |
@@ -112,4 +113,26 @@ gfx::BufferFormat BufferFormat(ResourceFormat format) { |
return gfx::BufferFormat::RGBA_8888; |
} |
+bool IsResourceFormatCompressed(ResourceFormat format) { |
+ return format == ETC1; |
+} |
+ |
+bool DoesResourceFormatSupportAlpha(ResourceFormat format) { |
+ switch (format) { |
+ case RGBA_4444: |
+ case RGBA_8888: |
+ case BGRA_8888: |
+ case ALPHA_8: |
+ return true; |
+ case LUMINANCE_8: |
+ case RGB_565: |
+ case ETC1: |
+ case RED_8: |
+ case LUMINANCE_F16: |
+ return false; |
+ } |
+ NOTREACHED(); |
+ return false; |
+} |
+ |
} // namespace cc |