import javax.media.j3d.*; import com.sun.j3d.utils.geometry.*; import com.sun.j3d.utils.behaviors.mouse.*; import java.awt.*; import javax.vecmath.*; /** * Description of the Class * *@author Jochen en Thijs *@created 6 september 2000 */ public class BGroup extends BranchGroup { /** * De naam van deze branchgroup */ public String name = new String(); /** * Het kleur van deze branchgroup */ public Color color = new Color(0, 0, 0); /** * * *@param name Naam van de BGroup *@param shape De shape van de BGroup *@param tg De transformgroup van de BGroup *@throws Nothing */ public BGroup(String name, Shape3D shape, TransformGroup tg) { this.name = name; shape.setCapability(Shape3D.ALLOW_GEOMETRY_READ); shape.setCapability(Shape3D.ALLOW_GEOMETRY_WRITE); shape.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE); tg.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); tg.addChild(shape); // Maken van een MouseBehavior op elke Shape3D MouseRotate mouseRot = new MouseRotate(); mouseRot.setTransformGroup(tg); mouseRot.setSchedulingBounds(new BoundingSphere()); MouseTranslate mouseTra = new MouseTranslate(); mouseTra.setTransformGroup(tg); mouseTra.setSchedulingBounds(new BoundingSphere()); MouseZoom mouseZoom = new MouseZoom(); mouseZoom.setTransformGroup(tg); mouseZoom.setSchedulingBounds(new BoundingSphere()); this.addChild(mouseTra); this.addChild(mouseRot); this.addChild(mouseZoom); this.addChild(tg); this.setCapability(BranchGroup.ALLOW_CHILDREN_READ); this.setCapability(BranchGroup.ALLOW_CHILDREN_WRITE); this.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND); //this.setCapability(BranchGroup.ALLOW_CHILDREN_DETACH); } /** * * *@param name De naam van de BGroup *@param bg De branchgroup van de BGroup *@param tg De tranformgroup van de BGroup *@throws Nothing */ public BGroup(String name, BranchGroup bg, TransformGroup tg) { this.name = name; //Children van bg's capabilities veranderen setCap(bg); tg.setCapability(TransformGroup.ALLOW_TRANSFORM_READ); tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); tg.addChild(bg); // Maken van een MouseBehavior op iedere BranchGroup van de scene MouseRotate mouseRot = new MouseRotate(); mouseRot.setTransformGroup(tg); mouseRot.setSchedulingBounds(new BoundingSphere()); MouseTranslate mouseTra = new MouseTranslate(); mouseTra.setTransformGroup(tg); mouseTra.setSchedulingBounds(new BoundingSphere()); MouseZoom mouseZoom = new MouseZoom(); mouseZoom.setTransformGroup(tg); mouseZoom.setSchedulingBounds(new BoundingSphere()); this.addChild(mouseTra); this.addChild(mouseRot); this.addChild(mouseZoom); this.addChild(tg); } /** * * *@param name Description of Parameter *@param primitive Description of Parameter *@throws Nothing */ public BGroup(String name, Primitive primitive) { this.name = name; primitive.setCapability(primitive.ALLOW_CHILDREN_READ); primitive.setCapability(primitive.ALLOW_CHILDREN_WRITE); primitive.setCapability(primitive.ALLOW_CHILDREN_EXTEND); this.addChild(primitive); this.setCapability(BranchGroup.ALLOW_CHILDREN_READ); this.setCapability(BranchGroup.ALLOW_CHILDREN_WRITE); this.setCapability(BranchGroup.ALLOW_CHILDREN_EXTEND); } /** * set de naam * *@param name De naam van de BGroup veranderen *@throws Nothing */ public void setName(String name) { this.name = name; } /** * get naam * *@return de naam *@throws Nothing */ public String getName() { if ((this.name == null) || (this.name == "")) { return "unknown"; } else { return name; } } /** * createWireFrameAppearence zet de tekening om in een wireframe * *@param bg De group die wireframe moet worden *@throws Nothing */ public void createWireFrameAppearance(javax.media.j3d.Group bg) { // Overlopen van de children van de group for (int i = 0; i < bg.numChildren(); i++) { bg.setCapability(javax.media.j3d.Group.ALLOW_CHILDREN_READ); bg.setCapability(javax.media.j3d.Group.ALLOW_CHILDREN_WRITE); System.out.println("Group capabilities set"); bg.getChild(i).setCapability(javax.media.j3d.Group.ALLOW_CHILDREN_READ); bg.getChild(i).setCapability(javax.media.j3d.Group.ALLOW_CHILDREN_WRITE); System.out.println("child(" + i + "): " + bg.getChild(i).getClass().getName()); // Indien Shape3D -> Polygonen in de appearance aanzetten if (bg.getChild(i).getClass().getName().equals("javax.media.j3d.Shape3D")) { System.out.println("Child: " + bg.getChild(i)); Appearance materialAppear = new Appearance(); PolygonAttributes polyAttrib = new PolygonAttributes(); polyAttrib.setPolygonMode(PolygonAttributes.POLYGON_LINE); materialAppear.setPolygonAttributes(polyAttrib); ColoringAttributes redColoring = new ColoringAttributes(); redColoring.setColor(1.0f, 0.0f, 0.0f); materialAppear.setColoringAttributes(redColoring); Node node = bg.getChild(i); Shape3D shape = (Shape3D) node; shape.setAppearance(materialAppear); } else // Indien BranchGroup -> de child ervan iteratief terugkeren if (bg.getChild(i).getClass().getName().equals("javax.media.j3d.BranchGroup")) { System.out.println("BranchGroup Found"); createWireFrameAppearance((Group) bg.getChild(i)); } else { System.out.println(bg.getChild(i).getClass().getName()); } // Indien TransformGroup -> de child ervan iteratief terugkeren if (bg.getChild(i).getClass().getName().trim().equals("javax.media.j3d.TransformGroup")) { System.out.println("TransformGroup Found"); createWireFrameAppearance((Group) bg.getChild(i)); } else { // Anders niks doen System.out.println("Niets anders gevonden"); } } } /** * createSolid zet de tekening om in solid gevulde objecten * *@param bg De group die solid moet worden *@throws Nothing */ public void createSolid(javax.media.j3d.Group bg) { // Overlopen van de children van de group for (int i = 0; i < bg.numChildren(); i++) { bg.setCapability(javax.media.j3d.Group.ALLOW_CHILDREN_READ); bg.setCapability(javax.media.j3d.Group.ALLOW_CHILDREN_WRITE); System.out.println("Group capabilities set"); bg.getChild(i).setCapability(javax.media.j3d.Group.ALLOW_CHILDREN_READ); bg.getChild(i).setCapability(javax.media.j3d.Group.ALLOW_CHILDREN_WRITE); System.out.println("child(" + i + "): " + bg.getChild(i).getClass().getName()); // Indien Shape3D -> Polygonen in de appearance aanzetten if (bg.getChild(i).getClass().getName().equals("javax.media.j3d.Shape3D")) { System.out.println("Child: " + bg.getChild(i)); Appearance materialAppear = new Appearance(); PolygonAttributes polyAttrib = new PolygonAttributes(); polyAttrib.setCullFace(PolygonAttributes.CULL_NONE); materialAppear.setPolygonAttributes(polyAttrib); Material material = new Material(); material.setDiffuseColor(new Color3f(1.0f, 0.0f, 0.0f)); materialAppear.setMaterial(material); Node node = bg.getChild(i); Shape3D shape = (Shape3D) node; shape.setAppearance(materialAppear); } else // Indien BranchGroup -> de child ervan iteratief terugkeren if (bg.getChild(i).getClass().getName().equals("javax.media.j3d.BranchGroup")) { System.out.println("BranchGroup Found"); createSolid((Group) bg.getChild(i)); } else { System.out.println(bg.getChild(i).getClass().getName()); } // Indien TransformGroup -> de child ervan iteratief terugkeren if (bg.getChild(i).getClass().getName().trim().equals("javax.media.j3d.TransformGroup")) { System.out.println("TransformGroup Found"); createSolid((Group) bg.getChild(i)); } else { // Anders niks doen System.out.println("Niets anders gevonden"); } } } /** * Zet de capabilities van de Shapes van de BGroup op true * @param bg De group die wordt doorgegeven door de BGroup * @throws nothing * */ private void setCap(Group bg){ for(int i = 0 ; i < bg.numChildren();i++){ String name = bg.getChild(i).getClass().getName(); System.out.println("------------------" + bg.getChild(i).getClass().getName() + "-------------------"); if (name.equals("javax.media.j3d.BranchGroup")) { bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_READ); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_WRITE); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_EXTEND); bg.getChild(i).setCapability(BranchGroup.ALLOW_DETACH); setCap((Group)bg.getChild(i)); } else { if (name.equals("javax.media.j3d.TransformGroup")) { bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_READ); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_WRITE); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_EXTEND); bg.getChild(i).setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE); bg.getChild(i).setCapability(TransformGroup.ALLOW_TRANSFORM_READ); setCap((Group)bg.getChild(i)); } else { if (name.equals("javax.media.j3d.SharedGroup")) { bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_READ); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_WRITE); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_EXTEND); setCap((Group)bg.getChild(i)); } else { if (name.equals("javax.media.j3d.OrderedGroup")) { bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_READ); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_WRITE); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_EXTEND); setCap((Group)bg.getChild(i)); } else { if (name.equals("javax.media.j3d.Switch")) { bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_READ); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_WRITE); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_EXTEND); setCap((Group)bg.getChild(i)); } else { if (name.equals("javax.media.j3d.Shape3D")) { bg.getChild(i).setCapability(javax.media.j3d.Shape3D.ALLOW_APPEARANCE_READ); bg.getChild(i).setCapability(javax.media.j3d.Shape3D.ALLOW_APPEARANCE_WRITE); bg.getChild(i).setCapability(javax.media.j3d.Shape3D.ALLOW_GEOMETRY_READ); bg.getChild(i).setCapability(javax.media.j3d.Shape3D.ALLOW_GEOMETRY_WRITE); bg.getChild(i).setCapability(javax.media.j3d.Shape3D.ALLOW_APPEARANCE_OVERRIDE_READ); bg.getChild(i).setCapability(javax.media.j3d.Shape3D.ALLOW_APPEARANCE_OVERRIDE_WRITE); } else { if (name.equals("BGroup")) { bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_READ); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_WRITE); bg.getChild(i).setCapability(Group.ALLOW_CHILDREN_EXTEND); bg.getChild(i).setCapability(BranchGroup.ALLOW_DETACH); setCap((Group)bg.getChild(i)); } } } } } } } } } }