Circle that doesnt stretch

src/shaders/triangle.glsl

@@ -1,4 +1,8 @@
 @vs vs
+uniform vs_params {
+    float aspectRatio;
+};
+
 in vec4 position;
 in vec4 color0;
 
@@ -6,6 +10,7 @@ out vec4 color;
 
 void main() {
     gl_Position = position;
+    gl_Position.x *= aspectRatio;
     color = color0;
 }
 @end