public void TestInterpolatedEmissiveWorldTriangle()
{
Triangle triangle = new Triangle( new Point( 0.0f, 0.0f, 3.0f ),
new Point( 1.0f, 0.0f, 3.0f ),
new Point( 1.0f, 1.0f, 3.0f ) );
BarycentricInterpolatedEmissiveMaterial I = new BarycentricInterpolatedEmissiveMaterial( new Color3( 1.0f, 0.0f, 0.0f ),
new Color3( 0.0f, 1.0f, 0.0f ),
new Color3( 0.0f, 0.0f, 1.0f ) );
SimpleObject so = new SimpleObject( triangle, null, new EmissiveMaterialBase[] { I, I }, null, null, null );
ListScene scene = new ListScene();
scene.Add( so );
Framebuffer fb = new Framebuffer( Color3.Black, 500, 500 );
Cameras.Pinhole( scene, RenderMethod.RecursiveRayTrace,
fb, 0, 0.0001f, 0, 1.0f, true,
1.0f, 1.0f, 1.0f,
new Point( 0.0f, 0.0f, -2.0f ),
new Vector( 0.0f, 0.0f, 1.0f ),
new Vector( 0.0f, 1.0f, 0.0f ),
1, 1, false );
Assert.IsTrue( Pfm.Compare( fb, 0.01f, 0.02f, "..\\..\\TestImages\\TestInterpolatedEmissiveWorldTriangle.pfm" ) );
}
public void TestMirrorPhongCheckerboardSpheres()
{
// Create Shapes
Sphere s1 = new Sphere( new Point( 0.0f, 1.0f, 0.0f ), 1.0f );
Sphere s2 = new Sphere( new Point( -1.0f, 0.5f, 1.5f ), 0.5f );
InfinitePlane p1 = new InfinitePlane( new Point( 0.0f, 0.0f, 0.0f ), new Vector( 0.0f, 1.0f, 0.0f ) );
// Create Lights
List<PhongLight> Lights = new List<PhongLight>();
Lights.Add( new PointPhongLight( new Point( -2.0f, 2.5f, 0.0f ),
Color3.Black,
new Color3( 0.49f, 0.07f, 0.07f ),
new Color3( 0.49f, 0.07f, 0.07f ) ) );
Lights.Add( new PointPhongLight( new Point( 1.5f, 2.5f, 1.5f ),
Color3.Black,
new Color3( 0.07f, 0.07f, 0.49f ),
new Color3( 0.07f, 0.07f, 0.49f ) ) );
Lights.Add( new PointPhongLight( new Point( 1.5f, 2.5f, -1.5f ),
Color3.Black,
new Color3( 0.07f, 0.49f, 0.07f ),
new Color3( 0.07f, 0.49f, 0.07f ) ) );
Lights.Add( new PointPhongLight( new Point( 0.0f, 3.5f, 0.0f ),
Color3.Black,
new Color3( 0.21f, 0.21f, 0.35f ),
new Color3( 0.21f, 0.21f, 0.35f ) ) );
// Create Materials
CheckerboardPhongDirectMaterial checkerboardDirect = new CheckerboardPhongDirectMaterial( Color3.Black, Color3.Black, Color3.White, 150.0f,
Color3.Black, Color3.White, Color3.White, 150.0f,
Lights );
CheckerboardSpecularIndirectMaterial checkerboardIndirect = new CheckerboardSpecularIndirectMaterial( new Color3( 0.1f, 0.1f, 0.1f ),
new Color3( 0.7f, 0.7f, 0.7f ) );
PhongDirectMaterial sphereDirect = new PhongDirectMaterial( Color3.Black, Color3.White, new Color3( 0.5f, 0.5f, 0.5f ), 50.0f, Lights );
PerfectSpecularIndirectMaterial sphereIndirect = new PerfectSpecularIndirectMaterial( new Color3( 0.6f, 0.6f, 0.6f ) );
// Create Objects
SimpleObject so1 = new SimpleObject( s1, s1.CreateNormals(), null, new DirectlyLitMaterialBase[] { sphereDirect, sphereDirect }, new IndirectlyLitMaterialBase[] { sphereIndirect, sphereIndirect }, null );
SimpleObject so2 = new SimpleObject( s2, s2.CreateNormals(), null, new DirectlyLitMaterialBase[] { sphereDirect, sphereDirect }, new IndirectlyLitMaterialBase[] { sphereIndirect, sphereIndirect }, null );
SimpleObject so3 = new SimpleObject( p1, p1.CreateNormals(), null, new DirectlyLitMaterialBase[] { checkerboardDirect, checkerboardDirect }, new IndirectlyLitMaterialBase[] { checkerboardIndirect, checkerboardIndirect }, null );
// Create Scene
ListScene scene = new ListScene();
scene.Add( so1 );
scene.Add( so2 );
scene.Add( so3 );
// Trace
Framebuffer fb = new Framebuffer( Color3.Black, 500, 500 );
Point LensLocation = new Point( 3.0f, 2.0f, 4.0f );
Point LookAt = new Point( -1.0f, 0.45f, 0.0f );
Cameras.Pinhole( scene, RenderMethod.RecursiveRayTrace,
fb, 5, 0.0001f, 0, 1.0f, true,
1.3f, 1.0f, 1.0f,
LensLocation,
LookAt - LensLocation,
new Vector( 0.0f, 1.0f, 0.0f ),
1, 1, false );
Assert.IsTrue( Pfm.Compare( fb, 0.1f, 0.02f, "..\\..\\TestImages\\TestMirrorPhongCheckerboardSpheres.pfm" ) );
}
public void TestRedEmissiveWorldSphere()
{
Sphere sphere = new Sphere( new Point( 0.0f, 0.0f, 3.0f ), 1.0f );
ConstantEmissiveMaterial s = new ConstantEmissiveMaterial( new Color3( 1.0f, 0.0f, 0.0f ) );
SimpleObject so = new SimpleObject( sphere, null, new EmissiveMaterialBase[] { s, s }, null, null, null );
ListScene scene = new ListScene();
scene.Add( so );
Framebuffer fb = new Framebuffer( Color3.Black, 500, 500 );
Cameras.Pinhole( scene, RenderMethod.RecursiveRayTrace,
fb, 0, 0.0001f, 0, 1.0f, true,
1.0f, 1.0f, 1.0f,
new Point( 0.0f, 0.0f, -2.0f ),
new Vector( 0.0f, 0.0f, 1.0f ),
new Vector( 0.0f, 1.0f, 0.0f ),
1, 1, false );
Assert.IsTrue( Pfm.Compare( fb, 0.01f, 0.02f, "..\\..\\TestImages\\TestRedEmissiveWorldSphere.pfm" ) );
}
public void TestPhongSphere()
{
Color3 a = new Color3( 0.0f, 0.0f, 0.0f );
Color3 ds = new Color3( 1.0f, 1.0f, 1.0f );
Vector dir = new Vector( 0.0f, 0.0f, -1.0f );
Color3 am = new Color3( 0.2f, 0.2f, 0.2f );
Color3 dsm = new Color3( 0.8f, 0.8f, 0.8f );
Point center = new Point( 0.0f, 0.0f, 3.3f );
Sphere sphere = new Sphere( center, 1.0f );
PhongDirectMaterial mat = new PhongDirectMaterial( am, dsm, Color3.Black, 0.0f, new PhongLight[] { new DirectionalPhongLight( dir, a, ds, ds, false ) } );
SimpleObject so = new SimpleObject( sphere, sphere.CreateNormals(), null, new DirectlyLitMaterialBase[] { mat, mat }, null, null );
ListScene scene = new ListScene();
scene.Add( so );
Framebuffer fb = new Framebuffer( Color3.Black, 500, 500 );
Cameras.Pinhole( scene, RenderMethod.RecursiveRayTrace,
fb, 0, 0.0001f, 0, 1.0f, true,
1.0f, 1.0f, 1.0f,
new Point( 0.0f, 0.0f, -2.0f ),
new Vector( 0.0f, 0.0f, 1.0f ),
new Vector( 0.0f, 1.0f, 0.0f ),
1, 1, false );
Assert.IsTrue( Pfm.Compare( fb, 0.01f, 0.02f, "..\\..\\TestImages\\TestPhongSphere.pfm" ) );
}
public void TestPathTracedCornellBox()
{
ListScene scene = new ListScene();
CornellBox.CreateScene( scene );
Framebuffer Fb = new Framebuffer( Color3.Black, 500, 500 );
Point CameraPosition = new Point( 278.0f, 273.0f, -500.0f );
Vector CameraDirection = new Vector( 0.0f, 0.0f, 1.0f );
Vector Up = new Vector( 0f, 1f, 0f );
Cameras.Pinhole( scene, RenderMethod.PathTrace,
Fb, 10, 0.0001f, 5, 0.5f, true,
500f, 546f, 546f,
new Point( 278.0f, 273.0f, -500.0f ),
new Vector( 0.0f, 0.0f, 1.0f ),
new Vector( 0f, 1f, 0f ),
3, 3, false );
Pfm.Write( Fb, "TestPathTracedCornellBox.pfm" );
}
public void TestMirrorPhongSphere()
{
Sphere s1 = new Sphere( new Point( 1.0f, 0.0f, 3.0f ), 1.0f );
Sphere s2 = new Sphere( new Point( -1.0f, 0.0f, 3.0f ), 1.0f );
ConstantEmissiveMaterial es = new ConstantEmissiveMaterial( new Color3( 1.0f, 0.0f, 0.0f ) );
IndirectlyLitMaterialBase Mirror = new PerfectSpecularIndirectMaterial( Color3.White );
EmissiveMaterialBase[] array1 = new EmissiveMaterialBase[] { es, null };
IndirectlyLitMaterialBase[] array2 = new IndirectlyLitMaterialBase[] { Mirror, null };
SimpleObject so1 = new SimpleObject( s1, null, array1, null, null, null );
SimpleObject so2 = new SimpleObject( s2, s2.CreateNormals(), null, null, array2, null );
ListScene scene = new ListScene();
scene.Add( so1 );
scene.Add( so2 );
Framebuffer fb = new Framebuffer( Color3.Black, 500, 500 );
Cameras.Pinhole( scene, RenderMethod.RecursiveRayTrace,
fb, 1, 0.0001f, 0, 1.0f, true,
1.0f, 1.0f, 1.0f,
new Point( 0.0f, 0.0f, -2.0f ),
new Vector( 0.0f, 0.0f, 1.0f ),
new Vector( 0.0f, 1.0f, 0.0f ),
1, 1, false );
Assert.IsTrue( Pfm.Compare( fb, 0.01f, 0.02f, "..\\..\\TestImages\\TestMirrorPhongSphere.pfm" ) );
}