public void Reset(double ratio, double r, bool createModel)
{
R = r;
//https://zh.wikipedia.org/wiki/轉動慣量列表
endPoints = new List <double>();
endPoints.Add(0);
endPoints.Add(Math.PI / (2 + ratio));
endPoints.Add(Math.PI * (1 + ratio) / (2 + ratio));
endPoints = endPoints.Concat(endPoints.Select(a => a + Math.PI)).ToList();
I = M * GetI(endPoints.Select(a => new Tuple <double, double>(r * Math.Cos(a), r * Math.Sin(a))).ToList());
if (createModel)
{
model = CreateHex(endPoints, r, r / 2);
origin = new MyTrans(model);
}
}
public void Reset(double x, double z, bool createModel)
{
W = x; H = z;
//https://zh.wikipedia.org/wiki/轉動慣量列表
I = M / 12 * (W * W + H * H);
var cube = CreateCube(x, 2, z);
cube.Transform = new MyTrans(cube).Translate(new Vector3D(-x / 2, -1, -z / 2)).Value;
if (createModel)
{
model = new Model3DGroup();
model.Children.Add(cube);
model.Children.Add(CreateModel(new SolidColorBrush(Colors.Red), new Point3D(x * 0.2, 0, -z * 0.6), new Point3D(-x * 0.2, 0, -z * 0.6), new Point3D(0, 0, -z * 0.8)));
origin = new MyTrans(model);
}
}
