//===========================================================================import java.io.File;import java.util.ArrayList;import vsdk.toolkit.common.ColorRgb;import vsdk.toolkit.common.Vector3D;import vsdk.toolkit.common.Matrix4x4;import vsdk.toolkit.common.Ray;import vsdk.toolkit.common.RendererConfiguration;import vsdk.toolkit.gui.ProgressMonitorConsole;import vsdk.toolkit.media.RGBImage;import vsdk.toolkit.media.RGBAImage;import vsdk.toolkit.io.image.ImagePersistence;import vsdk.toolkit.environment.Material;import vsdk.toolkit.environment.Camera;import vsdk.toolkit.environment.Light;import vsdk.toolkit.environment.Background;import vsdk.toolkit.environment.SimpleBackground;import vsdk.toolkit.environment.CubemapBackground;import vsdk.toolkit.environment.FixedBackground;import vsdk.toolkit.environment.geometry.Geometry;import vsdk.toolkit.environment.geometry.GeometryIntersectionInformation;import vsdk.toolkit.environment.scene.SimpleBody;import vsdk.toolkit.environment.scene.SimpleBodyGroup;import vsdk.toolkit.environment.scene.SimpleScene;import vsdk.toolkit.render.Raytracer;public class Scene{    public SimpleScene scene;    //- 1. Camera ----------------------------------------------------------    public Camera camera;    public Camera activeCamera;    //- 3. Background ------------------------------------------------------    public SimpleBackground simpleBackground;    public CubemapBackground cubemapBackground;    public FixedBackground fixedBackground;    public int selectedBackground;    //- 4. Objects ---------------------------------------------------------    public SimpleCorridor corridor;    public boolean showCorridor;    public ArrayList<SimpleBodyGroup> debugThingGroups;    public SelectionSet selectedThings;    public SelectionSet selectedDebugThingGroups;    // Others    public RendererConfiguration qualityTemplate;    private int acumObject = 1;    Scene()    {        scene = new SimpleScene();        //-----------------------------------------------------------------        debugThingGroups = new ArrayList<SimpleBodyGroup>();        Matrix4x4 R = new Matrix4x4();        R.eulerAnglesRotation(Math.toRadians(45), Math.toRadians(-35), 0);        camera = new Camera();        camera.setPosition(new Vector3D(-5, -5, 5));        camera.setRotation(R);        activeCamera = camera;        selectedThings = new SelectionSet(scene.getSimpleBodies());        selectedDebugThingGroups = new SelectionSet(debugThingGroups);        //-----------------------------------------------------------------        simpleBackground = new SimpleBackground();        simpleBackground.setColor(0.49, 0.49, 0.49);        cubemapBackground = null;        fixedBackground = null;        selectedBackground = 0;        //-----------------------------------------------------------------        corridor = new SimpleCorridor();        showCorridor = false;        qualityTemplate = new RendererConfiguration();        qualityTemplate.setSurfaces(true);        qualityTemplate.setWires(false);    }    public boolean    buildCubemap()    {        RGBAImage front, right, back, left, down, up;        try {            System.out.print("Loading background: 1");            front = ImagePersistence.importRGBA(                        new File("../../../etc/cubemaps/dorise1/entorno0.jpg"));            System.out.print("2");            right = ImagePersistence.importRGBA(                        new File("../../../etc/cubemaps/dorise1/entorno1.jpg"));            System.out.print("3");            back = ImagePersistence.importRGBA(                        new File("../../../etc/cubemaps/dorise1/entorno2.jpg"));            System.out.print("4");            left = ImagePersistence.importRGBA(                        new File("../../../etc/cubemaps/dorise1/entorno3.jpg"));            System.out.print("5");            down = ImagePersistence.importRGBA(                        new File("../../../etc/cubemaps/dorise1/entorno4.jpg"));            System.out.print("6");            up = ImagePersistence.importRGBA(                        new File("../../../etc/cubemaps/dorise1/entorno5.jpg"));            System.out.println(" OK!");            cubemapBackground =                 new CubemapBackground(camera,                                       front, right, back, left, down, up);        }        catch (Exception e) {            System.err.println(e);            return false;        }        return true;    }    public boolean    buildFixedmap()    {        RGBAImage img;        try {            System.out.print("Loading background: ");            img = ImagePersistence.importRGBA(                        new File("../../../etc/cubemaps/dorise1/entorno0.jpg"));            System.out.println("OK!");            fixedBackground = new FixedBackground(camera, img);        }        catch (Exception e) {            System.err.println(e);            return false;        }        return true;    }    public Material defaultMaterial()    {        Material m = new Material();        m.setAmbient(new ColorRgb(0.2, 0.2, 0.2));        m.setDiffuse(new ColorRgb(0.5, 0.9, 0.5));        m.setSpecular(new ColorRgb(1, 1, 1));        m.setDoubleSided(false);        m.setPhongExponent(100);        return m;    }    public SimpleBody addThing(Geometry g)    {        SimpleBody thing;        thing = new SimpleBody();        thing.setGeometry(g);        thing.setPosition(new Vector3D());        thing.setRotation(new Matrix4x4());        thing.setRotationInverse(new Matrix4x4());        thing.setMaterial(defaultMaterial());        thing.setName("Geometric object " + acumObject);        scene.getSimpleBodies().add(thing);        acumObject++;        selectedThings.sync();        return thing;    }    public boolean doIntersection(Ray r, GeometryIntersectionInformation info)    {        int i;        double nearestDistance = Float.MAX_VALUE;        ArrayList<SimpleBody> things = scene.getSimpleBodies();        boolean intersected = false;        SimpleBody gi;        GeometryIntersectionInformation ii;        ii = new GeometryIntersectionInformation();        for ( i = 0; i < things.size(); i++ ) {            gi = things.get(i);            if ( gi.doIntersection(r) && r.t < nearestDistance ) {                gi.doExtraInformation(r, r.t, ii);                nearestDistance = r.t;                intersected = true;            }        }        if ( intersected ) {            r.t = nearestDistance;            info.clone(ii);            return true;        }        return false;    }    public void selectObjectWithMouse(int x, int y, boolean composite, Ray ro)    {        Ray r;        SimpleBody gi;        activeCamera.updateVectors();        r = activeCamera.generateRay(x, y);        ro.clone(r);        double nearestDistance = Float.MAX_VALUE;        int i;        if ( !composite ) {            selectedThings.unselectAll();        }        ArrayList<SimpleBody> things = scene.getSimpleBodies();        for ( i = 0; i < things.size(); i++ ) {            gi = things.get(i);            if ( gi.doIntersection(r) && r.t < nearestDistance ) {                nearestDistance = r.t;                if ( !composite ) {                    selectedThings.unselectAll();                    selectedThings.select(i);                }                else {                    selectedThings.change(i);                }            }        }    }    public void print()    {        ArrayList<SimpleBody> things = scene.getSimpleBodies();        int i;        System.out.println("= SCENE REPORT ============================================================");        System.out.println("Current camera:\n" +  activeCamera);        System.out.println("Things in scene: " + things.size());        for ( i = 0; i < things.size(); i++ ) {            System.out.println("  - Thing[" + i + "]: " + things.get(i).getGeometry().getClass().getName());        }        System.out.println("= END OF REPORT ===========================================================");    }    public void raytrace(RGBImage out_Viewport)    {        int originalWidth;        int originalHeight;        originalWidth = (int)activeCamera.getViewportXSize();        originalHeight = (int)activeCamera.getViewportYSize();        activeCamera.updateViewportResize(out_Viewport.getXSize(), out_Viewport.getYSize());        //-----------------------------------------------------------------        ProgressMonitorConsole reporter = new ProgressMonitorConsole();                Raytracer visualizationEngine;        Background activeBackground;        switch ( selectedBackground ) {          case 2:            if ( cubemapBackground == null ) {                buildCubemap();            }            if ( cubemapBackground != null ) {                activeBackground = cubemapBackground;            }            else {                activeBackground = simpleBackground;            }            break;          case 1:            if ( fixedBackground == null ) {                buildFixedmap();            }            if ( fixedBackground != null ) {                activeBackground = fixedBackground;            }            else {                activeBackground = simpleBackground;            }            break;          case 0: default:            activeBackground = simpleBackground;            break;        }        visualizationEngine = new Raytracer();        long initialTime = System.currentTimeMillis();        visualizationEngine.execute(out_Viewport, qualityTemplate,                                    scene.getSimpleBodies(), scene.getLights(),                                     activeBackground, activeCamera,                                    reporter, null);        long finalTime = System.currentTimeMillis();        System.out.println("Image generated in " + (finalTime-initialTime) + " miliseconds.");        File fd = new File("./output.jpg");        System.out.print("Exporting result image to file: ");        if ( !ImagePersistence.exportJPG(fd, out_Viewport) )        {            System.err.println("Error grabando la imagen!!");            System.exit(1);        }        System.out.println(" OK!");        System.out.println("An image has been created in the file output.jpg");        //-----------------------------------------------------------------        activeCamera.updateViewportResize(originalWidth, originalHeight);    }}//===========================================================================//= EOF                                                                     =//===========================================================================