fix: fixed precision value for calculateArc method

3 years ago · 71033266ca
parent 8f6bad7a6f
commit 71033266ca
1 changed files with 2 additions and 2 deletions
--- a/packages/maths/lib/src/maths.dart
+++ b/packages/maths/lib/src/maths.dart
@ -11,11 +11,11 @@ List<Vector2> calculateArc({
  double offsetAngle = 0,
  int precision = 100,
 }) {
-  final stepAngle = radians(angle / precision);
+  final stepAngle = radians(angle / (precision - 1));
  final stepOffset = radians(offsetAngle);

  final points = <Vector2>[];
-  for (var i = 0; i <= precision; i++) {
+  for (var i = 0; i < precision; i++) {
    final xCoord = center.x + radius * math.cos((stepAngle * i) + stepOffset);
    final yCoord = center.y - radius * math.sin((stepAngle * i) + stepOffset);