static void Main(string[] args)
{
Scene scene = new Scene();
var woodTex = new ImgTexture("wood.png");
var woodMat = new Phong(woodTex, Vector3.One, 0.2f, 1);
scene.hitableObjects.Add(Mesh.CreateFromObj("wood2.obj", woodMat));
var planeTex = new ImgTexture("plane.png");
var planeMat = new Phong(planeTex, Vector3.One, 1, 10, 0f);
scene.hitableObjects.Add(Mesh.CreateFromObj("plane.obj", planeMat));
var appleTex = new ImgTexture("apple.png");
var phong = new Phong(appleTex, Vector3.One, 0.2f, 10);
phong.attenuationType = AttenuationType.None;
scene.hitableObjects.Add(Mesh.CreateFromObj("apple2.obj", phong));
//scene.hitableObjects.Add(Mesh.CreateFromObj("apple1.obj", phong));
//scene.hitableObjects.Add(Mesh.CreateFromObj("apple3.obj", phong));
scene.clearMaterial = new HDRISkySphere(new ImgTexture("sky.jpg", new Vector2(-0.1f, -0.5f), new Vector2(1, -1)));
scene.lights.Add(new Light(new Vector3(3, 2, 2), Vector3.One, 1));
scene.ambientLightInsensity = 0.2f;
int width = 400;
int height = 200;
//Vector3 lookFrom = new Vector3(1, 0.5f, 1.5f);
Vector3 lookFrom = new Vector3(1, 1f, 1f);
Vector3 lookat = new Vector3(0, 0, 0f);
Camera camera = new Camera(lookFrom, lookat, Vector3.UnitY, 60, width / height, 0, (lookFrom - lookat).Length());
camera.hardShadow = true;
//(scene, camera) = Scene.CreateCornellBoxScene();
//Render render = new Render(new RayTracingRenderPipeLine(width, height, 500,10));
Render render = new Render(new EasyPipeLine(width, height, 0));
render.RenderScene(scene, camera);
ShowPic(render.SaveRenderedMap($"Render.png"));
}
public static (Scene, Camera) CreateCornellBoxScene(float fov = 1)
{
Scene scene = new Scene();
scene.clearMaterial = new Lit(Vector3.One);
//var wallMat = new Lambertian(Vector3.One);
var wallMat = new Phong(null, Vector3.One, 0.4f, 10);
wallMat.attenuationType = AttenuationType.Multiply;
var leftMat = new Phong(null, Vector3.UnitY, 0.5f, 10);
leftMat.attenuationType = AttenuationType.Multiply;
var rightMat = new Phong(null, Vector3.UnitX, 0.5f, 10);
rightMat.attenuationType = AttenuationType.Multiply;
//下
scene.hitableObjects.Add(new Fragment(new List <Vector3>()
{
new Vector3(10, -10, 10), new Vector3(-10, -10, 10), new Vector3(-10, -10, -10), new Vector3(10, -10, -10)
}, wallMat));
scene.hitableObjects.Add(new Fragment(new List <Vector3>()
{
new Vector3(10, -10, -10), new Vector3(-10, -10, -10), new Vector3(-10, 10, -10), new Vector3(10, 10, -10)
}, wallMat));
//上
scene.hitableObjects.Add(new Fragment(new List <Vector3>()
{
new Vector3(10, 10, 10), new Vector3(-10, 10, 10), new Vector3(-10, 10, -10), new Vector3(10, 10, -10)
}, wallMat));
scene.hitableObjects.Add(new Fragment(new List <Vector3>()
{
new Vector3(-10, -10, 10), new Vector3(-10, -10, -10), new Vector3(-10, 10, -10), new Vector3(-10, 10, 10)
}, leftMat));
scene.hitableObjects.Add(new Fragment(new List <Vector3>()
{
new Vector3(10, -10, 10), new Vector3(10, -10, -10), new Vector3(10, 10, -10), new Vector3(10, 10, 10)
}, rightMat));
scene.hitableObjects.Add(new Fragment(new List <Vector3>()
{
new Vector3(5f, 9.9f, 0f), new Vector3(-5f, 9.9f, 0f), new Vector3(-5f, 9.9f, -3f), new Vector3(5f, 9.9f, -3f)
},
new Emission(null, Vector3.One, 15)));
scene.hitableObjects.Add(new Fragment(new List <Vector3>()
{
new Vector3(10, -10, 10f), new Vector3(-10, -10, 10f), new Vector3(-10, 10, 10f), new Vector3(10, 10, 10f)
}, new Lit(Vector3.One), true, true));
//背后遮板
//scene.hitableObjects.Add(new Fragment(new List<Vector3>()
//{ new Vector3(1000, -1000, 40), new Vector3(-1000, -1000, 40), new Vector3(-1000, 1000, 40), new Vector3(1000, 1000, 40) },
// new Lit(Vector3.One)
//));
Vector3 lookFrom = new Vector3(0, 0, 37f);
Vector3 lookat = new Vector3(0, 0, 0f);
Camera camera = new Camera(lookFrom, lookat, Vector3.UnitY, 40, fov, 0, (lookFrom - lookat).Length());
//光照
//scene.lights.Add(new Light(new Vector3(0,9.8f,-1.5f), Vector3.One, 1));
scene.ambientLightInsensity = 0.2f;
return(scene, camera);
}
