public void DemoInit()
{
InitializeRenderers();
windowViewport = new RenderStack.Viewport(this.Width, this.Height);
Renderer.CurrentViewport = windowViewport;
blinnPhong = Material.Create(Renderer.Programs.BlinnPhong);
blinnPhong.Parameters.Add <Floats>("surface_color").Value = new Floats(0.5f, 0.5f, 0.5f);
blinnPhong.Parameters.Add <Floats>("surface_rim_color").Value = new Floats(0.1f, 0.2f, 0.5f);
blinnPhong.Parameters.Add <Floats>("surface_diffuse_reflectance_color").Value = new Floats(0.24f, 0.24f, 0.24f);
blinnPhong.Parameters.Add <Floats>("surface_specular_reflectance_color").Value = new Floats(0.8f, 0.8f, 0.8f);
blinnPhong.Parameters.Add <Floats>("surface_specular_reflectance_exponent").Value = new Floats(200.0f);
gridMaterial = Material.Create(Renderer.Programs.Grid);
#if false
var mesh = PolyMesh.CreateGreatRhombicosidodecahedron(1.0);
#else
var mesh = PolyMesh.CreateTruncatedIcosahedron(1.0);
var dodeca = PolyMesh.CreateDodecahedron(1.0);
Attach(mesh, dodeca, 5);
#endif
var subd1 = new SubdivideGeometryOperation(mesh.Geometry).Destination;
var subd2 = new SubdivideGeometryOperation(subd1).Destination;
var cc1 = new CatmullClarkGeometryOperation(subd2).Destination;
var cc2 = new CatmullClarkGeometryOperation(cc1).Destination;
cc2.ComputePolygonCentroids();
cc2.ComputePolygonNormals();
cc2.ComputeCornerNormals(2.0f * (float)Math.PI);
//cc2.BuildEdges();
mesh = new GeometryMesh(cc2);
model = Model.Create("model", mesh, blinnPhong);
//model = Model.Create("model", mesh, gridMaterial);
camera = Camera.Create();
camera.FovXRadians = OpenTK.MathHelper.DegreesToRadians(90.0f);
camera.FovYRadians = OpenTK.MathHelper.DegreesToRadians(90.0f);
camera.ProjectionType = ProjectionType.PerspectiveVertical;
camera.Frame.Parent = model.Frame;
cameraPath = new OrbitPath(camera.Frame);
cameraPath.Points[0.0f] = new OrbitPoint(0.0f, 0.0f, 20.0f);
cameraPath.Points[2.0f] = new OrbitPoint(0.0f, 0.0f, 12.0f);
cameraPath.Points[3.0f] = new OrbitPoint(0.5f, 0.2f, 15.0f);
cameraPath.Points[4.0f] = new OrbitPoint(1.0f, 0.5f, 12.0f);
cameraPath.Points[5.0f] = new OrbitPoint(1.4f, 1.0f, 16.0f);
cameraPath.Points[7.0f] = new OrbitPoint(2.0f, 1.5f, 13.0f);
cameraPath.Points[10.0f] = new OrbitPoint(1.6f, 0.0f, 20.0f);
exposure = new Signal();
exposure.Values[0.0f] = 0.0f;
exposure.Values[1.0f] = 1.0f;
exposure.Values[2.0f] = 2.0f;
exposure.Values[3.0f] = 1.0f;
exposure.Values[4.0f] = 5.0f;
exposure.Values[8.0f] = 1.0f;
exposure.Values[10.0f] = 0.0f;
InitializeRendererParameters();
DemoStart();
}