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-rw-r--r--engines/engine.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/engines/engine.h b/engines/engine.h
index 0f5585378b..cd39c0065d 100644
--- a/engines/engine.h
+++ b/engines/engine.h
@@ -61,6 +61,8 @@ void initCommonGFX(bool defaultTo1XScaler);
* mode.
*
* Defaults to 256 color paletted mode if no graphics format is provided.
+ * Uses the backend's preferred format if graphics format pointer is NULL.
+ * Finds the best compatible format if a list of graphics formats is provided.
*/
void initGraphics(int width, int height, bool defaultTo1xScaler);
void initGraphics(int width, int height, bool defaultTo1xScaler, const Graphics::PixelFormat *format);