public static void AddZAxis(Model3DGroup group,
double length = 4, double thickness = 0.1)
{
MeshGeometry3D mesh = new MeshGeometry3D();
Point3D origin = D3.Origin -
D3.XVector(thickness / 2) -
D3.YVector(thickness / 2) -
D3.ZVector(thickness / 2);
mesh.AddBox(origin,
D3.XVector(thickness), D3.YVector(thickness), D3.ZVector(length));
group.Children.Add(mesh.MakeModel(Brushes.Blue));
}
// Make a cube at the origin.
public static void AddOrigin(Model3DGroup group,
double cubeThickness = 0.102)
{
MeshGeometry3D mesh = new MeshGeometry3D();
Point3D origin = D3.Origin -
D3.XVector(cubeThickness / 2) -
D3.YVector(cubeThickness / 2) -
D3.ZVector(cubeThickness / 2);
mesh.AddBox(origin,
D3.XVector(cubeThickness),
D3.YVector(cubeThickness),
D3.ZVector(cubeThickness));
group.Children.Add(mesh.MakeModel(Brushes.Black));
}
// Define the model.
private void DefineModel(Model3DGroup group)
{
// Make a box.
MeshGeometry3D mesh1 = new MeshGeometry3D();
mesh1.AddBox(new Point3D(1, -1, 0),
D3.XVector(2), D3.YVector(2), D3.ZVector(2),
D3.UnitTextures);
group.Children.Add(mesh1.MakeModel("wood.jpg"));
// Make a cube with every face different.
MeshGeometry3D mesh2 = new MeshGeometry3D();
Point[][] textureCoords = D3.SectionTextureCoords(2, 3);
mesh2.AddBox(new Point3D(0, 1, -2),
D3.XVector(2), D3.YVector(2), D3.ZVector(2),
textureCoords[0], textureCoords[1], textureCoords[2],
textureCoords[3], textureCoords[4], textureCoords[5]);
group.Children.Add(mesh2.MakeModel("all.jpg"));
// Make a green parallelepiped.
MeshGeometry3D mesh3 = new MeshGeometry3D();
mesh3.AddBox(new Point3D(-4, -1, -3),
new Vector3D(2, 0.5, -0.5),
new Vector3D(0, 2, -0.5),
new Vector3D(-0.5, 0, 2));
group.Children.Add(mesh3.MakeModel(Brushes.LightGreen));
// Make a wrapped box.
MeshGeometry3D mesh4 = new MeshGeometry3D();
mesh4.AddBoxWrapped(new Point3D(-3, -1, 0),
D3.XVector(2), D3.YVector(2), D3.ZVector(2));
group.Children.Add(mesh4.MakeModel("wrapper.png"));
// Show the axes.
MeshExtensions.AddAxes(group);
}