/// <summary>
/// Allows the node to render itself for debugging purposes. The client
/// code is responsible for setting up the rendering material.
/// </summary>
/// <remarks>
/// This method is recursive and will draw the node's children also. Thus,
/// it is enough to call this method for the root of a sphere tree in order
/// to draw the entire tree.
/// </remarks>
public void DebugDraw()
{
// Draw the node
Matrix4x4 nodeTransform = Matrix4x4.TRS(_sphere.Center, Quaternion.identity, Vector3Ex.FromValue(_sphere.Radius));
Graphics.DrawMeshNow(MeshPool.Get.UnitSphere, nodeTransform);
// Draw the node's children
foreach (var child in _children)
{
child.DebugDraw();
}
}
private void UpdateTransform(Camera camera)
{
Vector3 midAxisPos = _sceneGizmo.SceneGizmoCamera.LookAtPoint;
RTSceneGizmoCamera sceneGizmoCamera = _sceneGizmo.SceneGizmoCamera;
Vector3 axisDirection = _sceneGizmo.Gizmo.Transform.GetAxis3D(_axisDesc);
_zoomFactorTransform.Position3D = midAxisPos;
float zoomFactor = _cap.GetZoomFactor(camera);
Vector3 midCapSize = _sceneGizmo.LookAndFeel.MidCapType == GizmoCap3DType.Box ?
Vector3Ex.FromValue(_sceneGizmo.LookAndFeel.MidCapBoxSize * zoomFactor) : Vector3Ex.FromValue(_sceneGizmo.LookAndFeel.MidCapSphereRadius * 2.0f * zoomFactor);
Vector3 midBoxFaceCenter = BoxMath.CalcBoxFaceCenter(midAxisPos, midCapSize, Quaternion.identity, _midAxisBoxFace);
_cap.CapSlider3DInvert(axisDirection, midBoxFaceCenter);
}