Remove unused API

Author: friendlymatthew

src/renderer/shape.rs

@@ -183,20 +183,6 @@ pub struct Circle {
 }
 
 impl Circle {
-    pub fn from_pixel_coordinate(
-        center: Coordinate,
-        radius: f32,
-        window_dimensions: (f32, f32),
-    ) -> Self {
-        let (w, h) = window_dimensions;
-        let (cx, cy) = center;
-
-        Self {
-            center: (cx / w, cy / h),
-            radius: radius / w.min(h),
-        }
-    }
-
     pub fn convert_into_normalized_coordinate(&self, window_dimensions: (f32, f32)) -> Self {
         let (w, h) = window_dimensions;
         let (cx, cy) = self.center;