/// <summary>
/// Clears all the draw instances, so we don't draw the same as the past frame.
/// </summary>
private void CleanDrawInstances()
{
PolyLinesToDraw.Clear();
DrawInstances[LineSegment].Clear();
DrawInstances[Sphere].Clear();
DrawInstances[Cube].Clear();
DrawInstances[Disk].Clear();
DrawInstances[Cylinder].Clear();
}
/// <summary>
/// Draws a contiguous line joining the given points and using the specified color.
/// </summary>
/// <param name="points">The positions of the poly-line points in world space.</param>
/// <param name="color">The color of the poly-line.</param>
public void DrawPolyLine(Vector3[] points, Color color)
{
PolyLinesToDraw.TryAdd(color, new List <Vector3[]>());
PolyLinesToDraw[color].Add(points);
}
