Function rotate

Returns a triangle that is rotated by angleRad. By default it rotates around its center but an arbitrary origin point can be provided.

// Rotate triangle by 5 degrees
rotate(triangle, degreeToRadian(5));

// Rotate by 90 degrees
rotate(triangle, Math.PI / 2);
  • rotate(triangle, amountRadian?, origin?): Triangle

  • Parameters

    • triangle: Triangle

      Triangle to rotate

    • OptionalamountRadian: number

      Angle in radians to rotate by

    • Optionalorigin: Point

      Point to rotate around. If undefined, middle of triangle will be used

    Returns Triangle

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