public CubeModel(int divisions = 1)
{
Right = InitSquare(Math3D.UnitX, divisions);
Left = InitSquare(-Math3D.UnitX, divisions);
Rear = InitSquare(Math3D.UnitY, divisions);
Front = InitSquare(-Math3D.UnitY, divisions);
Top = InitSquare(Math3D.UnitZ, divisions);
Bottom = InitSquare(-Math3D.UnitZ, divisions);
}
private Square InitSquare(Vector3D v, int divisions)
{
Square square = new Square(divisions);
square.LockUpdates(true);
square.Position = (Point3D)v;
if (v.Z == 0)
{
square.Rotation1 = Math3D.RotationX(90);
square.Rotation2 = Math3D.RotationZ(90 * (v.X != 0 ? v.X : (v.Y + 1)));
}
else if (v.Z < 0)
{
square.Rotation1 = Math3D.RotationX(180);
}
square.LockUpdates(false);
square.Transform.Freeze();
Children.Add(square);
return square;
}
Object3D RandomPrimitive(double x, double y, double z, Brush brush1, Brush brush2)
{
Primitive3D obj = null;
double angle1 = 180 * randy.NextDouble();
double angle2 = 180 * (1 + randy.NextDouble());
int index = count > 150 ? 2 : ++count % 10;
switch (index)
{
case 0: //--- more cubes, please :-)
case 1: obj = new Cube(); break;
case 2: obj = new Balloon(z); break;
case 3: obj = new Cone { IsClosed = true }; break;
case 4: obj = new Cylinder { IsClosed = true }; break;
case 5: obj = new Cylinder { StartDegrees = angle1, StopDegrees = angle2, IsClosed = true }; break;
case 6: obj = new Disk(); break;
case 7: obj = new Disk { StartDegrees = angle1, StopDegrees = angle2 }; break;
case 8: obj = new Square(); break;
case 9: obj = new Triangle(); break;
}
obj.ScaleZ = z;
obj.Position = new Point3D(x, y, z);
obj.DiffuseMaterial.Brush = GetRandomBrush();
if (index > 5)
{
//--- flat objects need a BackMaterial and are rotated
obj.BackMaterial = obj.Material;
obj.Rotation1 = Math3D.RotationX(angle1);
obj.Rotation2 = Math3D.RotationY(angle2);
}
else if (index < 2)//--- cubes
{
obj.DiffuseMaterial.Brush = brush1;
obj.Position = new Point3D(x, y, z + 0.01);//--- avoid z fighting with the ground
}
else if (index == 2)//--- balloon
{
obj.ScaleZ = obj.ScaleX * 1.2;
}
else if (index == 4 || index == 5)//--- cylinder
{
obj.DiffuseMaterial.Brush = brush2;
obj.Rotation1 = new Quaternion(Math3D.UnitZ, angle1);
}
return obj;
}
void InitializeScene(Brush brush)
{
Square square = new Square(100);
square.ScaleX = 60;
square.ScaleY = 40;
square.Transform.Freeze();
square.DiffuseMaterial.Brush = brush;
square.BackMaterial = square.Material;
scene.Models.Add(square);
Brush brush1 = GetBrush("Facade");
Brush brush2 = GetBrush("Poster");
for (int i = 0; i < 170; i++)
{
double x = 58 * (2 * randy.NextDouble() - 1);
double y = 38 * (2 * randy.NextDouble() - 1);
double z = 3 * randy.NextDouble() + 1;
Object3D obj = RandomPrimitive(x, y, z, brush1, brush2);
scene.Models.Add(obj);
}
Tube tube = new Tube(12) { Radius = 0.1, IsPathClosed = true };
int n = 180;
List<Point3D> path = new List<Point3D>(n);
for (int i = 0; i < n; i++)
{
double t = MathUtils.PIx2 * i / n;
path.Add(new Point3D(Math.Cos(t), Math.Sin(t), Math.Cos(6 * t) / 3));
}
tube.Path = path;
tube.DiffuseMaterial.Brush = Brushes.Green;
tube.Position = new Point3D(-2, 2, 1);
scene.Models.Add(tube);
RunningMan man = new RunningMan(60, 40);
scene.Models.Add(man);
scene.TimerTicked += man.TimerTick;
scene.TimerTicked += TimerTick;
scene.ToggleHelperModels();
FocusManager.SetFocusedElement(this, scene);
}
