static void Main(string[] args)
{
ICamera camera = new PerspectiveCamera(45);
Film film = new Film(500, 500);
Scene scene = new Scene();
Light light = new Light(new Color(10, 10, 10));
light.Transform(new Transformation().Translate(1.5f, 0, -1.5f));
scene.Lights.Add(light);
Image texImage = Image.FromFile(@"C:\Users\tom.swedlund\Documents\src\images\test-image2.png");
IShape shape = new SphereShape(0.2f, new LambertianBRDF(), new ImageTexture(texImage));
shape.Transform(new Transformation().Translate(0.2f, -0.2f, 0.4f));
scene.Shapes.Add(shape);
shape = new PlaneShape(new LambertianBRDF(), null);
shape.Transform(new Transformation().Scale(1.2f, 1.2f, 1.2f).Translate(0, 0, 1).Rotate(45, 1, 0, 0));
scene.Shapes.Add(shape);
Image image = Renderer.Render(scene, camera, film);
image.Save(@"image.bmp");
}
public static Image Render(Scene scene, ICamera camera, Film film)
{
float halfWidth = film.Width / 2;
float halfHeight = film.Height / 2;
IIntegrator integrator = new DirectIntegrator();
for (int x = 0; x < film.Width; ++x)
{
for (int y = 0; y < film.Height; ++y)
{
// Transform image->space to camera space
Math.Point rayOrigin = new Math.Point()
{
X = (x - halfWidth) / film.Width,
Y = -(y - halfHeight) / film.Width,
Z = 0
};
Ray ray = camera.GenerateRay(rayOrigin);
film[x, y] = integrator.Integrate(ray, scene);
}
}
return film.ToImage();
}