private void Ring()
{
var csgRing = new CsgDifference().Rotate(rx: Pi / 2);
var outerRing = new Cylinder(-0.01, 0.01, true);
double ringThickness = 0.05;
var innerRing = new Cylinder(-0.011, 0.011, true).Scale(sx: 1 - ringThickness, sz: 1 - ringThickness);
csgRing.Init(outerRing, innerRing);
double delta = 0.005;
ColorMap ringMap = new ColorMap(
(0, White / 8),
(0.3 - delta, White / 8),
(0.3, Cyan / 4),
(0.3 + delta, White / 8),
(0.5 - delta, White / 8),
(0.5, Blue / 2),
(0.5 + delta, White / 8),
(1, Blue / 2)
);
double perlinScale = 15;
var ringPattern = new PerlinPattern(ringMap, 8)
.Translate(tx: 1 / perlinScale, tz: 1 / perlinScale)
.Scale(sx: perlinScale, sz: 10 * perlinScale, sy: perlinScale);
csgRing.Material = new Material(ringPattern, ambient: 1, diffuse: 2, reflective: 1);
Add(csgRing);
}
private void LavaField()
{
ColorMap lavaFieldMap = new ColorMap(
(0, Yellow * 0.8),
(0.31, Yellow * 0.9),
(0.32, White * 0.9),
(0.33, Yellow),
(0.7, Brown),
(1, Brown / 4)
);
var lavaPattern = new PerlinPattern(lavaFieldMap, 3).Rotate(ry: Pi / 3).Translate(tz: -10);
IShape floor = new Plane
{
Material = new Material(lavaPattern)
{
Diffuse = 0, Specular = 0, Ambient = 1
}
};
Add(floor);
}
protected override Canvas Render(CameraRenderOptions options)
{
// Patterns
var map1 = new ColorMap(new ColorMapEntry(0, Colors.White));
var floorPattern = new PerlinPattern(map1, transform: Matrix4x4.CreateTranslation(-1000, 0, 0));
// Shapes
var floor = new Plane(
"Floor",
Matrix4x4.CreateRotationY(Math.PI / 4),
new Material(pattern: floorPattern, specular: 0));
var left = new Sphere(
"Left",
Matrix4x4.CreateScaling(0.33, 0.33, 0.33).Translate(-2, 0.33, -0.75),
new Material(pattern: floorPattern, diffuse: 0.7, specular: 0.3));
var middle = new Sphere(
"Middle",
Matrix4x4.CreateTranslation(-0.5, 1, 0.5),
new Material(pattern: floorPattern, diffuse: 0.7, specular: 0.3));
var right = new Sphere(
"Right",
Matrix4x4.CreateScaling(0.5, 0.5, 0.5).Translate(1.5, 0.5, -0.5),
new Material(pattern: floorPattern, diffuse: 0.7, specular: 0.3));
var light = new PointLight(new Point(-10, 10, -10), Colors.White);
var world = new World(light, floor, left, middle, right);
var cameraTransform = Matrix4x4.CreateLookAt(new Point(0, 1.5, -5), new Point(0, 1, 0), Vector.UnitY);
var camera = new Camera(CanvasWidth, CanvasHeight, Math.PI / 3, cameraTransform);
Canvas canvas = camera.Render(world, options);
return(canvas);
}
