1 files changed, 1 insertions, 0 deletions
diff --git a/src/screen.h b/src/screen.h
index d239c0d..9faf781 100644
--- a/src/screen.h
+++ b/src/screen.h
@@ -16,5 +16,6 @@ typedef struct SCREEN_DATA {
 void ScreenInit(int width, int height);
 void ScreenClear();
 void ScreenSetPixel(int x, int y, unsigned char state);
+void ScreenPixelFlip(int x, int y);
 void ScreenUpdate();
 void ScreenClose();