// Returns a fully randomized shape
public static Shape GenerateShape()
{
// Returned shape
Shape shape = null;
var num = RNG.Next(0, 7);
switch (num)
{
case 0: // Circle
{
var radius = GetRandomValue();
var cen = new Vector2()
{
X = GetRandomValue(),
Y = GetRandomValue()
};
shape = new Circle(cen, radius);
break;
}
case 1: // Rectangle
{
var size = new Vector2()
{
X = GetRandomValue(),
Y = GetRandomValue()
};
var cen = new Vector2()
{
X = GetRandomValue(),
Y = GetRandomValue()
};
shape = new Rectangle(cen, size);
break;
}
case 2: // Square
{
var width = GetRandomValue();
var cen = new Vector2()
{
X = GetRandomValue(),
Y = GetRandomValue()
};
shape = new Rectangle(cen, width);
break;
}
case 3: // Triangle
{
var p1 = new Vector2
{
X = GetRandomValue(),
Y = GetRandomValue()
};
var p2 = new Vector2
{
X = GetRandomValue(),
Y = GetRandomValue()
};
var p3 = new Vector2
{
X = GetRandomValue(),
Y = GetRandomValue()
};
shape = new Triangle(p1, p2, p3);
break;
}
case 4: //Cuboid
{
var size = new Vector3()
{
X = GetRandomValue(),
Y = GetRandomValue(),
Z = GetRandomValue()
};
var cen = new Vector3()
{
X = GetRandomValue(),
Y = GetRandomValue(),
Z = GetRandomValue()
};
shape = new Cuboid(cen, size);
break;
}
case 5: // Cube
{
var width = GetRandomValue();
var cen = new Vector3()
{
X = GetRandomValue(),
Y = GetRandomValue(),
Z = GetRandomValue()
};
shape = new Cuboid(cen, width);
break;
}
case 6: // Sphere
{
var radius = GetRandomValue();
var cen = new Vector3()
{
X = GetRandomValue(),
Y = GetRandomValue(),
Z = GetRandomValue()
};
shape = new Sphere(cen, radius);
break;
}
}
return(shape);
}
// Returns a partially randomized shape
public static Shape GenerateShape(Vector3 center)
{
// Returned shape
Shape shape = null;
var num = RNG.Next(0, 7);
switch (num)
{
case 0: // Circle
{
var radius = GetRandomValue();
var ctr = new Vector2()
{
X = center.X,
Y = center.Y
};
shape = new Circle(ctr, radius);
break;
}
case 1: // Rectangle
{
var size = new Vector2()
{
X = GetRandomValue(),
Y = GetRandomValue()
};
var ctr = new Vector2()
{
X = center.X,
Y = center.Y
};
shape = new Rectangle(ctr, size);
break;
}
case 2: // Square
{
var width = GetRandomValue();
var ctr = new Vector2()
{
X = center.X,
Y = center.Y
};
shape = new Rectangle(ctr, width);
break;
}
case 3: // Triangle
{
var p1 = new Vector2
{
X = GetRandomValue(),
Y = GetRandomValue()
};
var p2 = new Vector2
{
X = GetRandomValue(),
Y = GetRandomValue()
};
// Calculate 3rd point, so that center will be what was given as parameter
// Center.X = (P1.X + P2.X + P3.X) / 3f => P3.X = 3f * Center.X - P1.X - P2.X
var p3 = new Vector2()
{
X = 3 * center.X - p1.X - p2.X,
Y = 3 * center.Y - p1.Y - p2.Y
};
shape = new Triangle(p1, p2, p3);
break;
}
case 4: // Cuboid
{
var size = new Vector3()
{
X = GetRandomValue(),
Y = GetRandomValue(),
Z = GetRandomValue()
};
shape = new Cuboid(center, size);
break;
}
case 5: // Cube
{
var width = GetRandomValue();
shape = new Cuboid(center, width);
break;
}
case 6: // Sphere
{
var radius = GetRandomValue();
shape = new Sphere(center, radius);
break;
}
}
return(shape);
}