private void LateUpdate()
{
if (triangulationJobHandler != null)
{
var shape = triangulationJobHandler.Complete(Allocator.Temp);
this.UpdateMesh(shape);
shape.Dispose();
triangulationJobHandler = null;
}
}
private void UpdateShape(int n, float radius)
{
float da0 = 2f * Mathf.PI / n;
float da1 = 16f * Mathf.PI / n;
float delta = k * radius;
var hull = new NativeArray <Vector2>(n, Allocator.Temp);
float a0 = 0f;
float a1 = 0f;
for (int i = 0; i < n; ++i)
{
float r = radius + delta * Mathf.Sin(a1);
float x = r * Mathf.Cos(a0);
float y = r * Mathf.Sin(a0);
a0 -= da0;
a1 -= da1;
hull[i] = new Vector2(x, y);
}
var hole = new NativeArray <Vector2>(n, Allocator.Temp);
for (int i = 0; i < n; ++i)
{
var v = 0.5f * hull[n - i - 1];
hole[i] = v;
}
switch (state)
{
case 0:
triangulationJobHandler = new TriangulationJobHandler();
triangulationJobHandler.Invoke(hull, hole, false);
break;
default:
triangulationJobHandler = new TriangulationJobHandler();
triangulationJobHandler.Invoke(hull, hole, true);
break;
}
hull.Dispose();
hole.Dispose();
}