look at Unity 2D
Vector3 diff = Camera.main.ScreenToWorldPoint(Input.mousePosition) - transform.position;
diff.Normalize();
float rot_z = Mathf.Atan2(diff.y, diff.x) * Mathf.Rad2Deg;
transform.rotation = Quaternion.Euler(0f, 0f, rot_z - 90);2d look at unity
//Look at 2D job using the unity jobs system
struct LookAtJob : IJobParallelForTransform
{
public NativeArray<Vector2> targetPositions;
public void Execute(int index, TransformAccess transform)
{
Vector2 dir = targetPositions[index] - (Vector2)transform.position;
float angle = math.degrees(math.atan2(dir.y, dir.x));
transform.rotation = Quaternion.AngleAxis(angle, Vector3.forward);
}
}Copyright © 2021 Codeinu
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