diff --git a/src/opengl.c b/src/opengl.c
index d6aad52..21869eb 100644
--- a/src/opengl.c
+++ b/src/opengl.c
@@ -478,7 +478,7 @@ void gl_drawCircleInRect(const double cx, const double cy, const double r,
 	ryh = ry+rh;
 
 	// Can be drawn normally.
-	if((x-r > rx) && (y-r > ry) && (x+r < rxw) && (y+r < ryh)) {
+	if((cx-r > rx) && (cy-r > ry) && (cx+r < rxw) && (cy+r < ryh)) {
 		gl_drawCircle(cx, cy, r);
 		return;
 	}