public static World GetBlackHoleWorld(int width, int height)
{
World world = new World(width, height, Rgba32.Black);
// initialize light source
Vector lightPos = Vector.Build.DenseOfArray(new float[] { -15.0f, 0f, 130.0f });
LightSource l1 = new LightSource(lightPos, Rgba32.White, 150.0f);
world.AddLightSource(l1);
Vector lightPos2 = Vector.Build.DenseOfArray(new float[] { 15.0f, 0f, 130.0f });
LightSource l2 = new LightSource(lightPos2, Rgba32.White, 150.0f);
world.AddLightSource(l2);
// initialize camera
Vector cameraPos = Vector.Build.DenseOfArray(new float[] { 0.0f, 0.0f, 0.0f });
Vector cameraUp = Vector.Build.DenseOfArray(new float[] { 0.0f, -1.0f, 0.0f });
Vector cameraLookAt = Vector.Build.DenseOfArray(new float[] { 0f, 0.0f, 15.0f });
world.cameras.Add(new Camera(cameraPos, cameraLookAt, cameraUp, world));
PhongIlluminationModel illuminationModel = new PhongIlluminationModel(world);
var max_z1_c = Vector.Build.DenseOfArray(new float[] { -50.0f, 0.0f, 150.0f });
var max_z1_n = Vector.Build.DenseOfArray(new float[] { 0.0f, 0.0f, -1.0f });
var mat1 = PhongMaterial.Red(illuminationModel);
Plane max_z1 = new Plane(max_z1_c, max_z1_n, 100.0f, 100.0f, mat1);
var max_z2_c = Vector.Build.DenseOfArray(new float[] { 50.0f, 0.0f, 150.0f });
var max_z2_n = Vector.Build.DenseOfArray(new float[] { 0.0f, 0.0f, -1.0f });
var mat2 = PhongMaterial.Blue(illuminationModel);
Plane max_z2 = new Plane(max_z2_c, max_z2_n, 100.0f, 100.0f, mat2);
var bh_c = Vector.Build.DenseOfArray(new float[] { 0.0f, 0.0f, 50.0f });
var bh_sr = 1.5f;
BlackHole bh = new BlackHole(bh_c, 3.0f, bh_sr);
bh.material = new LenseMaterial(illuminationModel);
world.AddObject(bh);
world.AddObject(max_z1);
world.AddObject(max_z2);
return(world);
}
public BlackHoleMaterial(BlackHole bh, World w)
{
world = w;
blackHole = bh;
}