necessary point collision; will revise later

src/sprite/physics.rs

@@ -39,6 +39,28 @@ pub fn check_for_collision(sprite1: &Sprite, sprite2: &Sprite) -> bool {
     collided(sprite1, sprite2)
 }
 
+#[must_use]
+pub fn check_for_collision_with_point(sprite1: &Sprite, point: &crate::math::vec2::Vec2Int) -> bool {
+    let coll_rad = max(sprite1.rect.width(), sprite1.rect.height()) as i32;
+
+    let coll2 = coll_rad * coll_rad;
+
+    let diff_x = sprite1.position().x - point.x;
+    let diff_x2 = diff_x * diff_x;
+
+    if diff_x2 > coll2 { return false; }
+
+    let diff_y = sprite1.position().y - point.y;
+    let diff_y2 = diff_y * diff_y;
+
+    if diff_y2 > coll2 {
+        return false;
+    }
+
+    return true;
+
+}
+
 /// Check if the sprite is colliding with any sprite in the collection, and return a list of
 /// references to the sprites which are colliding
 #[must_use]