public void LightWorld()
{
Texture perlinTex = new NoiseTexture(6.3);
GeoMaterial redlight = new DiffuseLight(new ConstantTexture(new SColor(0.98, 0.1, 0.08)));
GeoMaterial bluelight = new DiffuseLight(new ConstantTexture(new SColor(0.05, 0.05, 1)));
List <GeometryObject> list = new List <GeometryObject>();
list.Add(new Sphere(new Point3D(-2, 3, -3), 1.5, redlight));
list.Add(new Sphere(new Point3D(-2.2, 3.2, 2.8), 1.5, bluelight));
list.Add(new Sphere(new Point3D(0, 0, 2.2), 1, new Metal(new ConstantTexture(new SColor(1, 1, 1)))));
list.Add(new Sphere(new Point3D(0, 0, 0), 1, new Lambert(new ConstantTexture(new SColor(1, 1, 1)))));
list.Add(new Sphere(new Point3D(0, 0, -2), 1, new Dielectric(1.5)));
list.Add(new Sphere(new Point3D(0, 0, -2), -0.18, new Dielectric(1.5)));
list.Add(new Sphere(new Point3D(0, -1000, 0), 999, new Dielectric(1.5)));
AddGeoObj(new bvh_node(list));
}
public void PerlinSphere()
{
Texture prlText = new NoiseTexture(3.0);
List <GeometryObject> list = new List <GeometryObject>();
Sphere a = new Sphere(new Point3D(0, -1000, 0), 1000);
a.GeoMaterial = new Lambert(prlText);
list.Add(a);
Sphere b = new Sphere(new Point3D(0, 2, 0), 2);
b.GeoMaterial = new Lambert(prlText);
//list.Add(b);
Sphere c = new Sphere(new Point3D(0, 2, 0), 2);
Bitmap bitmap = new Bitmap(@"C:\Users\cdd13\Desktop\学习\桌面程序开发\光线追踪素材\材质\EarthHighRes.jpg");
ImageTexture imageTexture = new ImageTexture(new Bitmap(@"C:\Users\cdd13\Desktop\学习\桌面程序开发\光线追踪素材\材质\EarthHighRes.jpg"));
c.GeoMaterial = new Lambert(imageTexture);
list.Add(c);
geometrys.Add(new GlobalGeometryList(list));
}
public void Build_World()
{
List <GeometryObject> list = new List <GeometryObject>();
Sphere sphere = new Sphere(new Point3D(0, -1000, 0), 1000);
CheckerTexture texture = new CheckerTexture(new ConstantTexture(new SColor(0.2, 0.3, 0.1)),
new ConstantTexture(new SColor(0.9, 0.9, 0.9)));
NoiseTexture noiseTexture = new NoiseTexture();
//sphere.GeoMaterial = new Lambert(noiseTexture);
sphere.GeoMaterial = new Lambert(texture);
list.Add(sphere);
/*
* for (int a0 = -11; a0 < 11; ++a0)
* {
* for (int b0 = -11; b0 < 11; ++b0)
* {
* double chose_mat = Form2.random();
* Point3D center = new Point3D(a0 + 0.9 * Form2.random(), 0.2, b0 + 0.9 * Form2.random());
* if ((center - new Point3D(4, 0.2, 0)).Magnitude() > 0.9)
* {
* if (chose_mat < 0.8)
* {
* Sphere tmp = new Sphere(center, 0.2);
* tmp.GeoMaterial = new Lambert(
* new ConstantTexture(new SColor(Form2.random() * Form2.random(), Form2.random() * Form2.random(), Form2.random() * Form2.random())));
* list.Add(tmp);
* }
* else if (chose_mat < 0.95)
* {
* Sphere tmp = new Sphere(center, 0.2);
* tmp.GeoMaterial = new Metal(
* new ConstantTexture(new SColor(0.5 * (1 + Form2.random()), 0.5 * (1 + Form2.random()), 0.5 * (1 + Form2.random()))), 0.5 + Form2.random());
* list.Add(tmp);
* }
* else
* {
* Sphere tmp = new Sphere(center, 0.2);
* tmp.GeoMaterial = new Dielectric(1.5);
* list.Add(tmp);
* }
* }
* }
* }
*/
Sphere a = new Sphere(new Point3D(0, 1, 0), 1);
a.GeoMaterial = new Dielectric(1.5);
list.Add(a);
Sphere b = new Sphere(new Point3D(-4, 1, 0), 1);
b.GeoMaterial = new Lambert(
new ConstantTexture(new SColor(0.4, 0.2, 0.1)));
list.Add(b);
Sphere c = new Sphere(new Point3D(4, 1, 0), 1);
c.GeoMaterial = new Metal(
new ConstantTexture(new SColor(0.7, 0.6, 0.5)), 0);
list.Add(c);
AddGeoObj(new bvh_node(list));
}