public Sphere(Matrix transform)
{
Radius = 1;
Center = PointType.Point(0, 0, 0);
Transform = transform;
Material = new Material();
}
public Sphere()
{
Radius = 1;
Center = PointType.Point(0, 0, 0);
Transform = Matrix.GetIdentity(4, 4);
Material = new Material();
}
public Sphere(Material material)
{
Radius = 1;
Center = PointType.Point(0, 0, 0);
Material = material;
Transform = Matrix.GetIdentity(4, 4);
}
public override BoundingBox Bounds()
{
var min = PointType.Point(-1, Minimum, -1);
var max = PointType.Point(1, Maximum, 1);
return(new BoundingBox(min, max));
}
public void SubstractVectorFromPoint()
{
var p1 = PointType.Point(3, 2, 1);
var v2 = PointType.Vector(5, 6, 7);
var p = PointType.Point(-2, -4, -6);
var sub = p1 - v2;
Assert.Equal(p, sub);
Assert.True(sub.IsPoint);
}
public void SubstractTwoPoints()
{
var p1 = PointType.Point(3, 2, 1);
var p2 = PointType.Point(5, 6, 7);
var v = PointType.Vector(-2, -4, -6);
var sub = p1 - p2;
Assert.Equal(v, sub);
Assert.True(sub.IsVector);
}
public override BoundingBox Bounds()
{
var r = Math.Max(
Math.Abs(Minimum),
Math.Abs(Maximum));
var min = PointType.Point(-r, Minimum, -r);
var max = PointType.Point(r, Maximum, r);
return(new BoundingBox(min, max));
}
private void CalculatePath()
{
DrawCanvas.Children.Clear();
var proj = new obj.Projectile(
PointType.Point(0, 1, 0),
PointType.Vector(1, 1, 0).Normalize() * inc);
var env = new obj.Environment(
PointType.Vector(0, -0.1, 0),
PointType.Vector(-0.01, 0, 0));
foreach (var coord in obj.Projectile.GetTick(env, proj))
{
DrawCircle(coord.X, coord.Y);
}
}
public static PointType Min(PointType a, PointType b, PointType c)
{
return(PointType.Point(Min(a.X, b.X, c.X), Min(a.Y, b.Y, c.Y), Min(a.Z, b.Z, c.Z)));
}