public Mesh <T> FloorMesh()
{
var floor = MeshShapeGenerator <T> .Box(4, 2, 4);
floor = floor.FitIn(1, 1, 1).ApplyTransforms(Transforms.Scale(2, .01f, 2f), Transforms.Translate(0, 0, -.8f));
floor.SetMaterial(FloorMaterial);
return(floor);
}
public Mesh <T> WallMesh()
{
var initWall = MeshShapeGenerator <T> .Box(2, 2, 2);
initWall = initWall.FitIn(1, 1, 1).ApplyTransforms(Transforms.Scale(2, 2, .01f));
var wall = initWall.ApplyTransforms(Transforms.Translate(0, 0, 1.05f));
wall += initWall.ApplyTransforms(Transforms.RotateYGrad(90), Transforms.Translate(0, 0, 1.05f));
wall += initWall.ApplyTransforms(Transforms.RotateYGrad(90), Transforms.Translate(2, 0, 1.05f));
wall.SetMaterial(WallMaterial);
return(wall);;
}
static void CreateRaycastScene(Scene <PositionNormalCoordinate, Material> scene)
{
Texture2D planeTexture = Texture2D.LoadFromFile("wood.jpeg");
var sphereModel = Raycasting.UnitarySphere.AttributesMap(a => new PositionNormalCoordinate {
Position = a, Coordinates = float2(atan2(a.z, a.x) * 0.5f / pi + 0.5f, a.y), Normal = normalize(a)
});
// Adding elements of the scene
scene.Add(sphereModel, new Material
{
Specular = float3(1, 1, 1),
SpecularPower = 260,
WeightDiffuse = 0,
WeightFresnel = 1.0f, // Glass sphere
RefractionIndex = 1.6f
},
Transforms.Translate(0, 1, -1.5f));
scene.Add(sphereModel, new Material
{
Specular = float3(1, 1, 1),
SpecularPower = 260,
WeightDiffuse = 0,
WeightMirror = 1.0f, // Mirror sphere
},
Transforms.Translate(1.5f, 1, 0));
Texture2D boxDiffuse = Texture2D.LoadFromFile("textures\\wall_texture.bmp");
Materials <MyPositionNormalCoordinate> .CreateNoisyBumpMap("noisy.bmp", 0.05f, 400, 400);
Materials <MyPositionNormalCoordinate> .CreateRoughStringBumpMap("rough.bmp", 10, 400, 400);
var boxBump = Texture2D.LoadFromFile("noisy.bmp");
boxBump = Texture2D.LoadFromFile("rough.bmp");
//boxBump = null;
var material = new Material
{
DiffuseMap = boxDiffuse,
BumpMap = boxBump,
Diffuse = float3(1, 1, 1),
Specular = float3(1, 1, 1) * .3f,
SpecularPower = 60,
WeightGlossy = .02f,
WeightFresnel = 0f,
TextureSampler = new Sampler {
Wrap = WrapMode.Repeat, MinMagFilter = Filter.Linear
},
};
scene.Add(sphereModel, new Material
{
Specular = float3(1, 1, 1) * 0.1f,
SpecularPower = 60,
Diffuse = float3(1, 1, 1)
},
Transforms.Translate(-1.5f, 1, 0));
var mesh = MeshShapeGenerator <PositionNormalCoordinate> .Box(5, 5, 5, false, false, false, false, false, allMat : material);
var normal = float3(1, 0, 0);
scene.Add(Raycasting.PlaneYZ.AttributesMap(a => new PositionNormalCoordinate
{
Position = a,
Coordinates = float2(a.y, a.z),
Normal = normal
}),
material,
Transforms.Translate(-1.5f, 1, 0));
scene.Add(Raycasting.PlaneXZ.AttributesMap(a => new PositionNormalCoordinate {
Position = a, Coordinates = float2(a.x * 0.2f, a.z * 0.2f), Normal = float3(0, 1, 0)
}),
new Material {
DiffuseMap = planeTexture, Diffuse = float3(1, 1, 1), TextureSampler = new Sampler {
Wrap = WrapMode.Repeat, MinMagFilter = Filter.Linear
}
},
Transforms.Identity);
// Light source
scene.Add(sphereModel, new Material
{
Emissive = LightIntensity / (4 * pi), // power per unit area
WeightDiffuse = 0,
WeightFresnel = 1.0f, // Glass sphere
RefractionIndex = 1.0f
},
mul(Transforms.Scale(2.4f, 0.4f, 2.4f), Transforms.Translate(LightPosition)));
}
