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);
        }
        public override void Build()
        {
            vp            = ViewPlane.Create(1024, 768, SystemOfCoordinates.SSC_INT);
            vp.NumSamples = 100;
            vp.MaxDepth   = 10;

            backgroundColor = new Vec3(0.0, 0.3, 0.25);
            tracer          = new Whitted(this);

            //AmbientOccluder a = new AmbientOccluder(ColorUtils.WHITE,
            //                                        0.25, 1.0);
            //a.Sampler = new MultiJittered(vp.NumSamples);
            Ambient a = new Ambient();

            a.ScaleRadiance = 0.25f;
            AmbientLight    = a;

            Pinhole pinhole = new Pinhole(new Vec3(1, 7.5, 20),
                                          new Vec3(0.0, -0.35, 0.0),
                                          new Vec3(0.0, 1.0, 0.0),
                                          5250);

            Camera = pinhole;

            Emissive e = new Emissive();

            e.ScaleRadiance = 3.0f;
            e.Ce            = ColorUtils.WHITE;

            RectangularLamp lamp = new RectangularLamp(
                new Rectangle(new Vec3(0, 20, 0),
                              new Vec3(1, 0, 0),
                              new Vec3(0, 0, 1),
                              new Vec3(0, -1, 0)),
                e);

            lamp.Sampler = new MultiJittered(vp.NumSamples);
            AddObject(lamp);

            AreaLight areaLight = new AreaLight();

            areaLight.Object  = lamp;
            areaLight.Shadows = true;
            AddLight(areaLight);

            //PointLight l = new PointLight();
            //l.SetLocation(20, 20, 15);
            //l.ScaleRadiance = 3.0f;
            //AddLight(l);

            Transparent glass = new Transparent();

            glass.SetKs(0.5f);
            glass.SetExp(2000);
            glass.SetIor(1.5f);
            glass.SetKr(0.1f);
            glass.SetKt(1.53f);
            //glass.SetCd(0.4f);

            float ir = 0.9f;
            float or = 1;

            //Bowl b = Bowl.CreateFlatRimmedBowl(ir, or);
            Bowl b = Bowl.CreateRoundRimmedBowl(ir, or);

            b.Material = glass;
            AddObject(b);

            Reflective reflective = new Reflective();

            reflective.SetKa(0.6f);
            reflective.SetKd(0.4f);
            reflective.SetCd(ColorUtils.RED);
            reflective.SetKs(0.5f);
            reflective.SetExp(2000);
            reflective.SetKr(0.25f);

            double r = 0.4;
            double t = 55;

            t = MathUtils.PI * t / 180;
            double x = -(0.9 - r) * Math.Cos(t);
            double y = -(0.9 - r) * Math.Sin(t);

            Sphere s = new Sphere(new Vec3(x, y, 0), r, reflective);

            AddObject(s);

            Reflective reflective2 = new Reflective();

            reflective2.SetKa(0.6f);
            reflective2.SetKd(0.4f);
            reflective2.SetCd(ColorUtils.YELLOW);
            reflective2.SetKs(0.5f);
            reflective2.SetExp(2000);
            reflective2.SetKr(0.5f);

            r = 0.35;
            t = 35;
            t = MathUtils.PI * t / 180;
            x = (0.9 - r) * Math.Cos(t);
            y = -(0.9 - r) * Math.Sin(t);

            Sphere s2 = new Sphere(new Vec3(x, y, 0), r, reflective2);

            AddObject(s2);

            Matte rm = new Matte();

            rm.SetColor(ColorUtils.WHITE);
            rm.SetKa(0.8f);
            rm.SetKd(0.85f);

            Rectangle rectangle = new Rectangle(new Vec3(-2, -1, -5),
                                                new Vec3(0, 0, 9),
                                                new Vec3(4, 0, 0));

            rectangle.Material = rm;
            AddObject(rectangle);
        }
Exemplo n.º 3
0
        public override void Build()
        {
            vp            = ViewPlane.Create(1920, 1080, SystemOfCoordinates.SSC_INT);
            vp.NumSamples = 64;
            vp.MaxDepth   = 10;

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

            Ambient a = new Ambient();

            a.ScaleRadiance = 1.0f;
            AmbientLight    = a;

            Pinhole pinhole = new Pinhole(new Vec3(7.5, 3, 9.5),
                                          new Vec3(5.0, 2.5, 0.0),
                                          new Vec3(0.0, 1.0, 0.0),
                                          800);

            Camera = pinhole;

            PointLight l1 = new PointLight();

            l1.Color = ColorUtils.WHITE;
            l1.SetLocation(10, 10, 0);
            l1.ScaleRadiance = 2.0f;
            AddLight(l1);

            PointLight l2 = new PointLight();

            l2.Color = ColorUtils.WHITE;
            l2.SetLocation(0, 10, 10);
            l2.ScaleRadiance = 2.0f;
            AddLight(l2);

            PointLight l3 = new PointLight();

            l3.Color = ColorUtils.WHITE;
            l3.SetLocation(-10, 10, 0);
            l3.ScaleRadiance = 2.0f;
            AddLight(l3);

            PointLight l4 = new PointLight();

            l4.Color = ColorUtils.WHITE;
            l4.SetLocation(0, 10, -10);
            l4.ScaleRadiance = 2.0f;
            AddLight(l4);

            //sphere
            Reflective r1 = new Reflective();

            r1.SetKa(0.1f);
            r1.SetKd(0.4f);
            r1.SetCd(0, 0, 1);
            r1.SetKs(0.25f);
            r1.SetExp(100.0f);
            r1.SetKr(0.85f);
            r1.SetReflectiveColor(0.75f, 0.75f, 1.0f);
            //r1.SetSpecularColor(ColorUtils.WHITE);

            Sphere s1 = new Sphere(new Vec3(0, 0.5, 0), 4);

            s1.Material = r1;
            AddObject(s1);

            //wall
            double roomSize = 11.0;

            //floor
            Matte m1 = new Matte(new Vec3(0.25), 0.1f, 0.50f);

            Plane floor = new Plane(new Vec3(0, -roomSize, 0), new Vec3(0, 1, 0));

            floor.Material = m1;
            AddObject(floor);

            //ceiling
            Matte m2 = new Matte(ColorUtils.WHITE, 0.35f, 0.50f);

            Plane ceiling = new Plane(new Vec3(0, roomSize, 0), new Vec3(0, -1, 0));

            ceiling.Material = m2;
            AddObject(ceiling);

            //back
            Matte m3 = new Matte(new Vec3(0.5, 0.75, 0.75), 0.15f, 0.60f);

            Plane back = new Plane(new Vec3(0, 0, -roomSize), new Vec3(0, 0, 1));

            back.Material = m3;
            AddObject(back);

            //front
            Plane front = new Plane(new Vec3(0, 0, roomSize), new Vec3(0, 0, -1));

            front.Material = m3;
            AddObject(front);

            //left
            Matte m4 = new Matte(new Vec3(0.71, 0.40, 0.20), 0.15f, 0.60f);

            Plane left = new Plane(new Vec3(-roomSize, 0, 0), new Vec3(1, 0, 0));

            left.Material = m4;
            AddObject(left);

            //front
            Plane right = new Plane(new Vec3(roomSize, 0, 0), new Vec3(-1, 0, 0));

            right.Material = m4;
            AddObject(right);

            //mirrors
            double mirrorSize = 8;
            double offset     = 1.0;

            Reflective r2 = new Reflective();

            r2.SetKa(0.0f);
            r2.SetKd(0.0f);
            r2.SetCd(0, 0, 0);
            r2.SetKs(0.0f);
            r2.SetExp(2.0f);
            r2.SetKr(0.9f);
            r2.SetReflectiveColor(0.9f, 1.0f, 0.9f);
            //r2.SetSpecularColor(ColorUtils.WHITE);

            float           e = 25000;
            GlossyReflector g = new GlossyReflector();

            g.SetSamples(vp.NumSamples, e);
            g.SetKa(0.0f);
            g.SetKd(0.0f);
            g.SetKs(0.0f);
            g.SetExp(e);
            g.SetCd(0, 0, 0);
            g.SetKr(0.9f);
            g.SetExponent(e);
            g.SetReflectiveColor(0.9f, 1.0f, 0.9f);
            //r.SetSpecularColor(ColorUtils.WHITE);
            //back
            Rectangle rect1 = new Rectangle(new Vec3(-mirrorSize, -mirrorSize, -(roomSize - offset)),
                                            new Vec3(2.0 * mirrorSize, 0, 0),
                                            new Vec3(0, 2.0 * mirrorSize, 0),
                                            new Vec3(0, 0, 1),
                                            g);

            AddObject(rect1);

            //front
            Rectangle rect2 = new Rectangle(new Vec3(-mirrorSize, -mirrorSize, +(roomSize - offset)),
                                            new Vec3(2.0 * mirrorSize, 0, 0),
                                            new Vec3(0, 2.0 * mirrorSize, 0),
                                            new Vec3(0, 0, -1),
                                            g);

            AddObject(rect2);

            //left
            Rectangle rect3 = new Rectangle(new Vec3(-(roomSize - offset), -mirrorSize, mirrorSize),
                                            new Vec3(0, 0, -2.0 * mirrorSize),
                                            new Vec3(0, 2.0 * mirrorSize, 0),
                                            new Vec3(1, 0, 0),
                                            r2);

            AddObject(rect3);

            //
            Reflective r3 = new Reflective();

            r3.SetKa(0.0f);
            r3.SetKd(0.0f);
            r3.SetCd(0, 0, 0);
            r3.SetKs(0.0f);
            r3.SetExp(2.0f);
            r3.SetKr(1.0f);
            r3.SetReflectiveColor(1.0f, 1.0f, 0.5f);
            //r3.SetSpecularColor(ColorUtils.WHITE);

            Rectangle rect4 = new Rectangle(new Vec3(-mirrorSize, -4.0, -mirrorSize),
                                            new Vec3(0, 0, 2.0 * mirrorSize),
                                            new Vec3(2.0 * mirrorSize, 0, 0),
                                            new Vec3(0, 1, 0),
                                            r3);

            AddObject(rect4);
        }