public static Mesh TriangleFan(Vector3 center, float radius, int segments, bool inverted = false)
{
var points = Polygon.Circle(radius, segments);
if (inverted)
{
points.Reverse();
}
var vertices = new Vector3[points.Count];
var uv = new Vector2[points.Count];
for (int i = 0; i < points.Count; i++)
{
vertices[i] = center + new Vector3(points[i].x, points[i].y);
uv[i] = new Vector2(points[i].x / radius, points[i].y / radius);
}
var triangles = new List <int>();
for (int i = 1; i < vertices.Length; i++)
{
triangles.Add(0);
triangles.Add(i);
triangles.Add(i - 1);
}
var mesh = new Mesh
{
vertices = vertices,
triangles = triangles.ToArray(),
uv = uv
};
mesh.RecalculateNormals();
return(mesh);
}
public static void DrawCircle(Vector3 center, Vector3 radius, Color color, float duration, bool depthTest)
{
var polygon = Polygon.Circle(radius.magnitude) + center;
DrawPolygon(polygon, color, duration, depthTest);
}
