public clsVCS3(clsBox box)
{
_Azimuth = 55;
_Elevation = 20;
Resize(box);
_Radius -= 100;//稍放大
UpdateVpUp();
}
private clsBox(ref clsBox box)
{
Xmin = box.Xmin;;
Ymin = box.Ymin;
Zmin = box.Zmin;
Wx = box.Wx;
Wy = box.Wy;
Wz = box.Wz;
XMax = Xmin + Wx;
YMax = Ymin + Wy;
ZMax = Zmin + Wz;
}
public void Resize(clsBox box)
{
_Radius = box.Wx;
if (box.Wy > _Radius)
{
_Radius = box.Wy;
}
if (box.Wz > _Radius)
{
_Radius = box.Wz;
}
_Radius *= 10;
//设置观察的目标点为包围盒的中心
_Origin = new Vector3(box.CX(), box.CY(), box.CZ());
UpdateVpUp();
}