Beispiel #1
0
        public override void Build()
        {
            vp            = ViewPlane.Create(1024, 768, SystemOfCoordinates.SSC_INT);
            vp.NumSamples = 25;

            backgroundColor = ColorUtils.BLACK;
            tracer          = new RayCast(this);

            Ambient a = new Ambient();

            a.ScaleRadiance = 1.0f;
            AmbientLight    = a;

            Pinhole pinhole = new Pinhole(new Vec3(0, 0, 65),
                                          new Vec3(0.0, 0.0, 0.0),
                                          new Vec3(0.0, 1.0, 0.0),
                                          9000 /**24*/);

            Camera = pinhole;

            Directional light = new Directional();

            light.SetDirection(-0.25f, 0.4f, 1.0f);
            light.ScaleRadiance = 2.5f;
            AddLight(light);

            //image
            Image image = new Image();

            image.Load(PATH + "ppm/EarthLowRes.ppm");

            //mapping
            SphericalMap sphericalMap = new SphericalMap();

            //image based texture
            ImageTexture texture = new ImageTexture(image, sphericalMap);

            //textured material
            SV_Matte svMatte = new SV_Matte();

            svMatte.SetKa(0.45f);
            svMatte.SetKd(0.65f);
            svMatte.SetCd(texture);

            Sphere s = new Sphere();

            s.Material = svMatte;

            Instance earth = new Instance(s);

            earth.Material = svMatte;
            earth.RotateY(-72);
            earth.RotateX(40);
            earth.RotateZ(20);
            AddObject(earth);
        }
        public override void Build()
        {
            vp            = ViewPlane.Create(1024, 768, SystemOfCoordinates.SSC_INT);
            vp.NumSamples = 16;
            vp.MaxDepth   = 5;

            backgroundColor = new Vec3(0.5);
            tracer          = new Whitted(this);

            Ambient a = new Ambient();

            a.ScaleRadiance = 0.5f;
            AmbientLight    = a;

            Pinhole pinhole = new Pinhole(new Vec3(5, 6, 10),
                                          new Vec3(0.0, 1.0, 0.0),
                                          new Vec3(0.0, 1.0, 0.0),
                                          2000);

            Camera = pinhole;

            PointLight light1 = new PointLight();

            light1.SetLocation(40, 50, 30);
            light1.ScaleRadiance = 3.0f;
            AddLight(light1);

            Vec3 glassColor  = new Vec3(0.65, 1.0, 0.75);
            Vec3 liquidColor = new Vec3(1.0, 0.25, 1.0);

            Dielectric glass = new Dielectric();

            glass.SetEtaIn(1.50f);
            glass.SetEtaOut(1.0f);
            glass.SetCfIn(glassColor);
            glass.SetCfOut(1, 1, 1);

            Dielectric liquid = new Dielectric();

            liquid.SetEtaIn(1.33f);
            liquid.SetEtaOut(1.0f);
            liquid.SetCfIn(liquidColor);
            liquid.SetCfOut(1, 1, 1);

            Dielectric dielectric = new Dielectric();

            dielectric.SetEtaIn(1.33f);
            dielectric.SetEtaOut(1.50f);
            dielectric.SetCfIn(liquidColor);
            dielectric.SetCfOut(glassColor);

            //double height = 2.0;
            //double innerRadius = 0.9;
            //double wallThickness = 0.1;
            //double baseThickness = 0.3;
            //double waterHeight = 1.5;
            //double meniscusRadius = 0.1;

            double glassHeight  = 2.0;
            double liquidHeight = 1.5;
            double innerRadius  = 0.991;
            double outerRadius  = 1.0;

            GlassWithLiquid glassWithLiquid = new GlassWithLiquid(glassHeight,
                                                                  liquidHeight,
                                                                  innerRadius,
                                                                  outerRadius);

            //GlassWithLiquid glassWithLiquid = new GlassWithLiquid(
            //                                                      height,
            //                                                      innerRadius,
            //                                                      wallThickness,
            //                                                      baseThickness,
            //                                                      waterHeight,
            //                                                      meniscusRadius);

            glassWithLiquid.SetGlassAirMaterial(glass);
            glassWithLiquid.SetLiquidAirMaterial(liquid);
            glassWithLiquid.SetLiquidGlassMaterial(dielectric);
            AddObject(glassWithLiquid);

            Matte matte = new Matte();

            matte.SetColor(1, 1, 0);
            matte.SetKa(0.25f);
            matte.SetKd(0.65f);

            Instance straw = new Instance(new OpenCylinder(-1.2, 1.7, 0.05));

            straw.Material = matte;
            straw.RotateZ(40);
            straw.Translate(0, 1.25f, 0);
            //straw.ComputeBoundingBox();
            AddObject(straw);

            // ground plane
            Checker3D checker = new Checker3D();

            checker.Size = 0.5f;
            checker.SetColor1(0.75f);
            checker.SetColor2(1);

            SV_Matte svMatte = new SV_Matte();

            svMatte.SetKa(0.5f);
            svMatte.SetKd(0.75f);
            svMatte.SetCd(checker);

            Plane plane = new Plane(new Vec3(0, -0.01, 0),
                                    new Vec3(0, 1, 0));

            plane.Material = svMatte;
            AddObject(plane);
        }