public static World GetManyBallWorld(int width, int height)
{
var world = GetDefaultWorld(width, height);
// world.objects = new List<Shape3D>();
PhongIlluminationModel illuminationModel = new PhongIlluminationModel(world);
var r = new Random();
var center = Vector.Build.DenseOfArray(new float[] { 0.0f, -0.3f, 3.5f });
var radius = 0.3f;
var mir = Mirror.GetMirror(illuminationModel);
var glass = TransmissiveMaterial.GetTransmissiveMaterial(illuminationModel);
var blue = PhongMaterial.Blue(illuminationModel);
for (int i = 0; i < 100; i++)
{
var rVec = Vector.Build.DenseOfArray(new float[] {
(float)(r.NextDouble() * 2) - 1,
(float)(r.NextDouble() * 2) - 1,
(float)(r.NextDouble() * 2) - 1
});
rVec = rVec.Normalize();
var rC = center + (rVec * radius);
// PhongMaterial mat = mir;
PhongMaterial mat = (i % 2 == 0) ? mir : blue;//(PhongMaterial)glass;
Sphere ball = new Sphere(rC, (float)(r.NextDouble() * 0.01f), mat);
world.AddObject(ball);
}
return(world);
}
public static World GetVoxelTestWorld(int width, int height)
{
// World world = GetDefaultWorld(width, height);
World world = new World(width, height);
// initialize light source
Vector lightPos = Vector.Build.DenseOfArray(new float[] { -3.0f, -3.0f, -3.0f });
LightSource l1 = new LightSource(lightPos, Rgba32.White, 95.5f);
world.AddLightSource(l1);
// initialize camera
Vector cameraPos = Vector.Build.DenseOfArray(new float[] { 0.0f, 0.0f, -3.0f });
Vector cameraUp = Vector.Build.DenseOfArray(new float[] { 0.0f, -1.0f, 0.0f });
Vector cameraLookAt = Vector.Build.DenseOfArray(new float[] { 0.0f, 0.0f, 0.0f });
world.cameras.Add(new Camera(cameraPos, cameraLookAt, cameraUp, world));
PhongIlluminationModel illuminationModel = new PhongIlluminationModel(world);
var c = Vector.Build.Dense(3);
c[0] = 0.0f;
c[1] = 0.0f;
c[2] = 0.0f;
var s = Vector.Build.DenseOfArray(new float[] { 1.0f, 1.0f, 1.0f });
var rmat = PhongMaterial.Red(illuminationModel);
var bmat = PhongMaterial.Blue(illuminationModel);
var gmat = PhongMaterial.Green(illuminationModel);
var p = new PartitionPlane(c, 1);
Voxel main = new Voxel(c, s);
Voxel[] split = main.Split(p);
Voxel left = new Voxel(split[0].center, split[0].size, rmat);
Voxel right = new Voxel(split[1].center, split[1].size, bmat);
for (int i = 0; i < 6; i++)
{
world.AddObject(left.planes[i]);
world.AddObject(right.planes[i]);
}
var smax = new Sphere(main.max, 0.05f, gmat);
var smin = new Sphere(main.min, 0.05f, gmat);
world.AddObject(smax);
world.AddObject(smin);
return(world);
}
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);
}