void build11()
{
int ns = 100;
world.ViewPlane.HRes = 600;
world.ViewPlane.VRes = 600;
world.ViewPlane.SetSampler(new Regular(ns));
world.ViewPlane.MaxDepth = 10;
world.Tracer = new Whitted(world);
AmbientOccluder occ = new AmbientOccluder();
occ.RadianceScale = 1.0f;
occ.MinAmount = 0f;
occ.Shadows = true;
occ.Color = Vector3.One;
occ.SetSampler(new Regular(ns));
world.AmbientLight = occ;
Pinhole cam = new Pinhole();
cam.Position = new Vector3(-6, 6, 45);
cam.Target = new Vector3(0, 0, 0);
cam.Distance = 5000;
cam.Zoom = 1.7f;
world.Camera = cam;
Matte plane_material = new Matte(0.9f, 0.9f, Vector3.One);
XRectangle pl = new XRectangle(new Vector3(-2.5f, 0, -2.5f), new Vector3(0, 0, 5), new Vector3(5, 0, 0), Vector3.Up);
//Plane pl = new Plane(new Vector3(0), Vector3.Up);
pl.SetMaterial(plane_material);
world.Objects.Add(pl);
PointLight light = new PointLight();
light.Color = Vector3.One;
light.Position = new Vector3(-3, 3, 0);
light.RadianceScale = 2.0f;
float refl = 0.18f;
float spec = 0.8f;
float amb = 0.5f;
float diff = 1f;
float exp = 100;
Group tree = new Group();
world.Lights.Add(light);
{
ImageTexture im = new ImageTexture();
Disque.Raytracer.Textures.Image imm = Extensions.CreateFromBitmap(@"C:\Users\Belal\Downloads\Earth_Diffuse_2.jpg");
im.SetImage(imm);
im.SetMapping(new SphericalMap());
SV_Phong sphere_m = new SV_Phong();
sphere_m.SetCD(im);
sphere_m.SetSpecularColor(im);
sphere_m.SetExp(40);
sphere_m.SetSpecularRC(0.2f);
sphere_m.SetDiffuseRC(0.6f);
sphere_m.SetAmbientRC(0.25f);
Sphere sphere = new Sphere(new Vector3(0, 0f, 0), 1f);
Instance ins = new Instance(sphere);
ins.SetMaterial(sphere_m);
ins.RotateY(MathHelper.ToRadians(90));
ins.Scale(new Vector3(0.4f));
ins.Translate(new Vector3(0, 0.4f, 0.5f));
world.Objects.Add(ins);
}
{
Reflective smatte2 = new Reflective();
smatte2.SetAmbientRC(amb);
smatte2.SetDiffuseRC(diff);
smatte2.SetCD(new Vector3(1, 0.77f, 0.77f));
smatte2.SetRColor(new Vector3(1, 0.77f, 0.77f));
smatte2.SetSpecularRC(spec);
smatte2.SetExp(exp);
smatte2.SetReflectiveRC(refl);
Sphere s = new Sphere(new Vector3(-0.8f, 0.45f, 0.1f), 0.45f);
s.SetMaterial(smatte2);
tree.AddObject(s);
//world.Objects.Add(s);
}
{
Reflective smatte2 = new Reflective();
smatte2.SetAmbientRC(amb);
smatte2.SetDiffuseRC(diff);
smatte2.SetCD(new Vector3(0.92f, 0.74f, 1));
smatte2.SetRColor(new Vector3(0.92f, 0.74f, 1));
smatte2.SetSpecularRC(spec);
smatte2.SetExp(exp);
smatte2.SetReflectiveRC(refl);
Sphere s = new Sphere(new Vector3(0.7f, 0.4f, 1.5f), 0.4f);
s.SetMaterial(smatte2);
tree.AddObject(s);
//world.Objects.Add(s);
}
{
Reflective smatte2 = new Reflective();
smatte2.SetAmbientRC(amb);
smatte2.SetDiffuseRC(diff);
smatte2.SetCD(new Vector3(0.62f, 0f, 0.7f));
smatte2.SetRColor(new Vector3(0.62f, 0f, 0.7f));
smatte2.SetSpecularRC(spec);
smatte2.SetExp(exp);
smatte2.SetReflectiveRC(refl);
Sphere s = new Sphere(new Vector3(-0.7f, 0.2f, 1.5f), 0.2f);
s.SetMaterial(smatte2);
tree.AddObject(s);
//world.Objects.Add(s);
}
world.Objects.Add(tree);
}
public static Material CreateMaterialFromElement(this RElement ele, Dictionary<string, Texture> textures)
{
string n = ele.Name;
bool shad = getShadow(ele);
Sampler s = null;
if (ele.Attributes.ContainsKey(P.Sampler))
{
s = ele.Attributes[P.Sampler].CreateSamplerFromAttribute(ele.Attributes[P.Samples].ToInt());
}
if (n == P.Mate.Matt)
{
Matte m = new Matte(ele.Attributes[P.AmbRefCoeff].ToFloat(), ele.Attributes[P.DiffRefCoeff].ToFloat(), ele.Attributes[P.Col].ToVector3());
m.Shadows = shad;
if (s != null) m.SetSampler(s);
return m;
}
else if (n == P.Mate.Pho)
{
Phong p = new Phong();
p.SetSpecularColor(ele.Attributes[P.SpCol].ToVector3());
p.SetExp(ele.Attributes[P.Exp].ToFloat());
p.SetCD(GetVector(ele.Attributes[P.Col]));
p.SetAmbientRC(ele.Attributes[P.AmbRefCoeff].ToFloat());
p.SetDiffuseRC(ele.Attributes[P.DiffRefCoeff].ToFloat());
p.SetSpecularRC(ele.Attributes[P.SpecCoeff].ToFloat());
p.Shadows = shad;
if (s != null) p.SetSampler(s);
return p;
}
else if (n == P.Mate.Refl)
{
Reflective r = new Reflective();
r.SetSpecularColor(ele.Attributes[P.SpCol].ToVector3());
r.SetSpecularRC(ele.Attributes[P.SpecCoeff].ToFloat());
r.SetRColor(GetVector(ele.Attributes[P.RefCol]));
r.SetReflectiveRC(ele.Attributes[P.RefCoeff].ToFloat());
r.SetExp(ele.Attributes[P.Exp].ToFloat());
r.SetCD(GetVector(ele.Attributes[P.Col]));
r.SetAmbientRC(ele.Attributes[P.AmbRefCoeff].ToFloat());
r.SetDiffuseRC(ele.Attributes[P.DiffRefCoeff].ToFloat());
r.Shadows = shad;
if (s != null) r.SetSampler(s);
return r;
}
else if (n == P.Mate.Trans)
{
Transparent t = new Transparent();
t.SetSpecularColor(ele.Attributes[P.SpCol].ToVector3());
t.SetSpecularRC(ele.Attributes[P.SpecCoeff].ToFloat());
t.SetReflectiveRC(ele.Attributes[P.RefCoeff].ToFloat());
t.SetExp(ele.Attributes[P.Exp].ToFloat());
t.SetCD(GetVector(ele.Attributes[P.Col]));
t.SetAmbientRC(ele.Attributes[P.AmbRefCoeff].ToFloat());
t.SetDiffuseRC(ele.Attributes[P.DiffRefCoeff].ToFloat());
t.SetIndexOfRefraction(ele.Attributes[P.IOR].ToFloat());
t.SetTransmissionCoefficient(ele.Attributes[P.TransCoeff].ToFloat());
t.Shadows = shad;
if (s != null) t.SetSampler(s);
return t;
}
else if (n == P.Mate.GlosRef)
{
GlossyReflective p = new GlossyReflective();
p.SetSpecularColor(ele.Attributes[P.SpCol].ToVector3());
p.SetSpecularRC(ele.Attributes[P.SpecCoeff].ToFloat());
p.SetExp(ele.Attributes[P.Exp].ToFloat());
p.SetCD(ele.Attributes[P.Col].ToVector3());
p.SetAmbientRC(ele.Attributes[P.AmbRefCoeff].ToFloat());
p.SetDiffuseRC(ele.Attributes[P.DiffRefCoeff].ToFloat());
p.SetCR(ele.Attributes[P.GlosCol].ToVector3());
p.SetKR(ele.Attributes[P.GlosCoeff].ToFloat());
p.Shadows = shad;
if (s != null) p.SetSampler(s);
return p;
}
else if (n == P.Mate.Emis)
{
Emissive em = new Emissive();
em.Color = ele.Attributes[P.Col].ToVector3();
em.Radiance = ele.Attributes[P.Radi].ToFloat();
em.Shadows = shad;
if (s != null) em.SetSampler(s);
return em;
}
else if (n == (P.Text + P.Mate.Matt))
{
SV_Matte p = new SV_Matte(ele.Attributes[P.AmbRefCoeff].ToFloat(), ele.Attributes[P.DiffRefCoeff].ToFloat(), textures[ele.Attributes[P.Text].Value]) { Shadows = shad };
if (s != null) p.SetSampler(s);
return p;
}
else if (n == (P.Text + P.Mate.Pho))
{
SV_Phong p = new SV_Phong();
p.SetSpecularColor(textures[ele.Attributes[P.SpTxt].Value]);
p.SetExp(ele.Attributes[P.Exp].ToFloat());
p.SetCD(textures[ele.Attributes[P.Text].Value]);
p.SetAmbientRC(ele.Attributes[P.AmbRefCoeff].ToFloat());
p.SetDiffuseRC(ele.Attributes[P.DiffRefCoeff].ToFloat());
p.Shadows = shad;
if (s != null) p.SetSampler(s);
return p;
}
throw new Exception(); //Create an exception for not found elements;
}
void build13()
{
int ns = 9;
world.ViewPlane.HRes = 400;
world.ViewPlane.VRes = 400;
world.ViewPlane.SetSampler(new MultiJittered(ns));
world.ViewPlane.MaxDepth = 10;
world.Tracer = new Whitted(world);
AmbientOccluder occ = new AmbientOccluder();
occ.RadianceScale = 1.0f;
occ.MinAmount = 0f;
occ.Shadows = true;
occ.Color = Vector3.One;
occ.SetSampler(new MultiJittered(ns));
world.AmbientLight = occ;
Pinhole cam = new Pinhole();
cam.Position = new Vector3(0, 20, -60);
cam.Target = new Vector3(0, 7.5f, 0);
cam.Distance = 200;
cam.Zoom = 3.5f;
world.Camera = cam;
float refl = 0.8f;
float spec = 0.2f;
float amb = 0.2f;
float diff = 0.2f;
float exp = 100;
Plane p = new Plane(Vector3.Zero, new Vector3(0, 1, 0));
p.Shadows = true;
p.SetMaterial(new Matte(0.75f, 0.75f, new Vector3(0.56, 0.45, 0.32)));
world.Objects.Add(p);
ImageTexture im = new ImageTexture();
Disque.Raytracer.Textures.Image imm = Extensions.CreateFromBitmap(@"C:\Users\Belal\Downloads\Earth_Diffuse_2.jpg");
im.SetImage(imm);
im.SetMapping(new SphericalMap());
SV_Phong sphere_m = new SV_Phong();
sphere_m.SetCD(im);
sphere_m.SetSpecularColor(new ConstantColor(Vector3.One));
sphere_m.SetExp(1);
sphere_m.SetSpecularRC(1f);
sphere_m.SetDiffuseRC(1f);
sphere_m.SetAmbientRC(1f);
Sphere sphere = new Sphere(new Vector3(0, 0f, 0), 1f);
ins = new Instance(sphere);
ins.SetMaterial(sphere_m);
ins.RotateY(45);
ins.Scale(new Vector3(10));
ins.Translate(new Vector3(0, 13, 0));
Reflective smatte2 = new Reflective();
smatte2.SetAmbientRC(amb);
smatte2.SetDiffuseRC(diff);
smatte2.SetCD(new Vector3(1, 0, 0));
smatte2.SetRColor(new Vector3(1));
smatte2.SetSpecularRC(spec);
smatte2.SetExp(exp);
smatte2.SetReflectiveRC(refl);
SolidCylinder sc = new SolidCylinder(0, 3, 13);
sc.SetMaterial(new Matte(0.5f, 0.5f, new Vector3(0.5f, 0.5f, 0)));
world.Objects.Add(sc);
world.Objects.Add(ins);
PointLight light = new PointLight();
light.Color = Vector3.One;
light.Position = new Vector3(0, 40, -20);
light.RadianceScale = 2f;
world.Lights.Add(light);
}
static Material getMaterial(XElement xele)
{
foreach (XElement ele in xele.Elements())
{
string typ = ele.Name.LocalName;
if (typ == "Matte")
{
return new Matte(float.Parse(getAttribute("ReflectionCoff", ele)), float.Parse(getAttribute("DiffuseCoff", ele)), getVector(getAttribute("Color", ele))) { Shadows = bool.Parse(getAttribute("Shadows", ele)) };
}
else if (typ == "Phong")
{
Phong p = new Phong();
p.SetSpecularColor(getVector(getAttribute("SpecularColor", ele)));
p.SetExp(float.Parse(getAttribute("Exponent", ele)));
p.SetCD(getVector(getAttribute("Color", ele)));
p.SetAmbientRC(float.Parse(getAttribute("AmbientRelfectionCoff", ele)));
p.SetDiffuseRC(float.Parse(getAttribute("DiffuseRelfectionCoff", ele)));
p.Shadows = bool.Parse(getAttribute("Shadows", ele));
return p;
}
else if (typ == "Reflective")
{
Reflective r = new Reflective();
r.SetSpecularColor(getVector(getAttribute("SpecularColor", ele)));
r.SetSpecularRC(float.Parse(getAttribute("SpecularCoff", ele)));
r.SetRColor(getVector(getAttribute("ReflectiveColor", ele)));
r.SetReflectiveRC(float.Parse(getAttribute("ReflectiveCoff", ele)));
r.SetExp(float.Parse(getAttribute("Exponent", ele)));
r.SetCD(getVector(getAttribute("Color", ele)));
r.SetAmbientRC(float.Parse(getAttribute("AmbientRelfectionCoff", ele)));
r.SetDiffuseRC(float.Parse(getAttribute("DiffuseRelfectionCoff", ele)));
r.Shadows = bool.Parse(getAttribute("Shadows", ele));
return r;
}
else if (typ == "Transparent")
{
Transparent t = new Transparent();
t.SetSpecularColor(getVector(getAttribute("SpecularColor", ele)));
t.SetSpecularRC(float.Parse(getAttribute("SpecularCoff", ele)));
t.SetReflectiveRC(float.Parse(getAttribute("ReflectiveCoff", ele)));
t.SetExp(float.Parse(getAttribute("Exponent", ele)));
t.SetCD(getVector(getAttribute("Color", ele)));
t.SetAmbientRC(float.Parse(getAttribute("AmbientRelfectionCoff", ele)));
t.SetDiffuseRC(float.Parse(getAttribute("DiffuseRelfectionCoff", ele)));
t.SetIndexOfRefraction(float.Parse(getAttribute("IOR", ele)));
t.SetTransmissionCoefficient(float.Parse(getAttribute("TransCoff", ele)));
t.Shadows = bool.Parse(getAttribute("Shadows", ele));
return t;
}
else if (typ == "TextureMatte")
{
return new SV_Matte(float.Parse(getAttribute("ReflectionCoff", ele)), float.Parse(getAttribute("DiffuseCoff", ele)), textures[getAttribute("Texture", ele)]);
}
else if (typ == "TexturePhong")
{
SV_Phong p = new SV_Phong();
p.SetSpecularColor(textures[getAttribute("SpecularTexture", ele)]);
p.SetExp(float.Parse(getAttribute("Exponent", ele)));
p.SetCD(textures[getAttribute("Texture", ele)]);
p.SetAmbientRC(float.Parse(getAttribute("AmbientRelfectionCoff", ele)));
p.SetDiffuseRC(float.Parse(getAttribute("DiffuseRelfectionCoff", ele)));
p.Shadows = bool.Parse(getAttribute("Shadows", ele));
return p;
}
break;
}
throw new ElementNotFound("Material");
}