jogldrawingarea.java

基于java的3d开发库。对坐java3d的朋友有很大的帮助。

                    composed = translationGizmo.getTransformationMatrix();
                    position.x = composed.M[0][3];
                    position.y = composed.M[1][3];
                    position.z = composed.M[2][3];
                    composed.M[0][3] = 0;
                    composed.M[1][3] = 0;
                    composed.M[2][3] = 0;
                    applyTranslationToSelectedObjects(position);
                }
            }
        }
        else if ( interactionMode == ROTATE_INTERACTION_MODE ) {
            if ( firstThingSelected >= 0 ) {
                SimpleBody gi;

                gi = theScene.scene.getSimpleBodies().get(firstThingSelected);
                Matrix4x4 R = gi.getRotation();

                rotateGizmo.setTransformationMatrix(R);

                if ( rotateGizmo.processKeyPressedEventAwt(e) ) {
                    R = rotateGizmo.getTransformationMatrix();
                    gi.setRotation(R);
                    Matrix4x4 Ri = new Matrix4x4(R);
                    Ri.invert();
                    gi.setRotationInverse(Ri);
                }
            }
        }
        else if ( interactionMode == SCALE_INTERACTION_MODE ) {
            if ( firstThingSelected >= 0 ) {
                SimpleBody gi;

                gi = theScene.scene.getSimpleBodies().get(firstThingSelected);
                Vector3D s = gi.getScale();
                Matrix4x4 S = new Matrix4x4();
                S.M[0][0] = s.x;
                S.M[1][1] = s.y;
                S.M[2][2] = s.z;

                scaleGizmo.setTransformationMatrix(S);

                if ( scaleGizmo.processKeyPressedEventAwt(e) ) {
                    S = scaleGizmo.getTransformationMatrix();
                    s = new Vector3D(S.M[0][0], S.M[1][1], S.M[2][2]);
                    gi.setScale(s);
                }
            }
        }

        // Global commands
        int asp;
        switch ( keycode ) {
          case KeyEvent.VK_ESCAPE:
              parent.closeApplication();
            break;
          case KeyEvent.VK_EQUALS:
            // Alphanumeric =
            asp = translationGizmo.getAparentSizeInPixels();
            asp += 10;
            if ( asp > 300 ) asp = 300;
            translationGizmo.setAparentSizeInPixels(asp);
            break;
          case KeyEvent.VK_MINUS:
            // Alphanumeric -
            asp = translationGizmo.getAparentSizeInPixels();
            asp -= 20;
            if ( asp < 20 ) asp = 20;
            translationGizmo.setAparentSizeInPixels(asp);
            break;
        }

        if ( qualityController.processKeyPressedEventAwt(e) ) {
            System.out.println(qualitySelection);
        }

        if ( keycode == KeyEvent.VK_DELETE ) {
            int  i;

            //-----------------------------------------------------------------
            for ( i = theScene.scene.getSimpleBodies().size()-1; i >= 0; i-- ) {
                if ( theScene.selectedThings.isSelected(i) ) {
                    theScene.scene.getSimpleBodies().remove(i);
                }
            }
            theScene.selectedThings.sync();
            //-----------------------------------------------------------------
            for ( i = theScene.debugThingGroups.size()-1; i >= 0; i-- ) {
                if ( theScene.selectedDebugThingGroups.isSelected(i) ) {
                    theScene.debugThingGroups.remove(i);
                }
            }
            theScene.selectedThings.sync();
            //-----------------------------------------------------------------
        }

        if ( keycode == KeyEvent.VK_F10 ) {
            parent.statusMessage.setText(
                parent.gui.getMessage("IDM_COMPUTING_RAYTRACING"));
            parent.doRaytracedImage();
  
            if ( parent.imageControlWindow == null ) {
                parent.imageControlWindow = new SwingImageControlWindow(parent.raytracedImage, parent.gui, parent.executorPanel);
            }
            else {
                parent.imageControlWindow.setImage(parent.raytracedImage);
            }
            parent.imageControlWindow.redrawImage();
        }

        // In view command propagation
        if ( !skipKey ) {
            views.get(selectedView).keyPressed(e);
        }

        double theta = 0;
        double phi = Math.PI/2;

        if ( unicode_id != e.CHAR_UNDEFINED && !skipKey ) {
            switch ( unicode_id ) {
                //- Multiple views control -----------------------------------
              case '.':
                selectedView++;
                if ( selectedView >= views.size() ) {
                    selectedView = 0;
                }
                selectedView = viewOrganizer.doLayout(views, fullViewport?selectedView:-1, viewOrderStyle);
                break;
              case ',':
                viewOrderStyle++;
                selectedView = viewOrganizer.doLayout(views, fullViewport?selectedView:-1, viewOrderStyle);
                break;
                //- Visual debug ray control ---------------------------------
              case '4': // Numpad 4
                if ( parent.withVisualDebugRay ) {
                    parent.visualDebugRay.origin.x -= 0.1;
                }
                break;
              case '6': // Numpad 6
                if ( parent.withVisualDebugRay ) {
                    parent.visualDebugRay.origin.x += 0.1;
                }
                break;
              case '8': // Numpad 8
                if ( parent.withVisualDebugRay ) {
                    parent.visualDebugRay.origin.y += 0.1;
                }
                break;
              case '2': // Numpad 2
                if ( parent.withVisualDebugRay ) {
                    parent.visualDebugRay.origin.y -= 0.1;
                }
                break;
              case '1': // Numpad 1
                if ( parent.withVisualDebugRay ) {
                    parent.visualDebugRay.origin.z -= 0.1;
                }
                break;
              case '7': // Numpad 7
                if ( parent.withVisualDebugRay ) {
                    parent.visualDebugRay.origin.z += 0.1;
                }
                break;
              case '9': // Numpad 9
                if ( parent.withVisualDebugRay ) {
                    parent.visualDebugRayLevels++;
                }
                break;
              case '3': // Numpad 3
                if ( parent.withVisualDebugRay ) {
                    parent.visualDebugRayLevels--;
                    if ( parent.visualDebugRayLevels < 0 ) {
                        parent.visualDebugRayLevels = 0;
                    }
                }
                break;
              case '5': // Numpad 5
                if ( parent.withVisualDebugRay ) {
                    parent.withVisualDebugRay = false;
                }
                else {
                    parent.withVisualDebugRay = true;
                }
                break;
              case '*': // Numpad *
                if ( parent.withVisualDebugRay ) {
                    theta =
                        parent.visualDebugRay.direction.obtainSphericalThetaAngle();
                    phi =
                        parent.visualDebugRay.direction.obtainSphericalPhiAngle();
                    theta -= Math.toRadians(5);
                    parent.visualDebugRay.direction.setSphericalCoordinates(
                        1, theta, phi);
                }
                break;
              case '/': // Numpad /
                if ( parent.withVisualDebugRay ) {
                    theta =
                        parent.visualDebugRay.direction.obtainSphericalThetaAngle();
                    phi =
                        parent.visualDebugRay.direction.obtainSphericalPhiAngle();
                    theta += Math.toRadians(5);
                    parent.visualDebugRay.direction.setSphericalCoordinates(
                        1, theta, phi);
                }
                break;
              case '+': // Numpad +
                if ( parent.withVisualDebugRay ) {
                    theta =
                        parent.visualDebugRay.direction.obtainSphericalThetaAngle();
                    phi =
                        parent.visualDebugRay.direction.obtainSphericalPhiAngle();
                    phi += Math.toRadians(5);
                    if ( phi > Math.PI ) phi = Math.PI;
                    parent.visualDebugRay.direction.setSphericalCoordinates(
                        1, theta, phi);
                }
                break;
              case '-': // Numpad -
                if ( parent.withVisualDebugRay ) {
                    theta =
                        parent.visualDebugRay.direction.obtainSphericalThetaAngle();
                    phi =
                        parent.visualDebugRay.direction.obtainSphericalPhiAngle();
                    phi -= Math.toRadians(5);
                    if ( phi < 0 ) phi = 0;
                    parent.visualDebugRay.direction.setSphericalCoordinates(
                        1, theta, phi);
                }
                break;
                //------------------------------------------------------------

              case 'T':
                if ( firstThingSelected >= 0 ) {
                    SimpleBody gi;
                    Image texture;
                    gi = theScene.scene.getSimpleBodies().get(firstThingSelected);
                    texture = gi.getTexture();
                    if ( texture == null ) {
                        String imageFilename = "../../../etc/textures/miniearth.png";
                        try {
                            texture = 
                                ImagePersistence.importRGB(new File(imageFilename));
                        }
                        catch ( Exception ee ) {}
                        gi.setTexture(texture);
                    }
                    else {
                        gi.setTexture(null);
                    }
                }
                break;
              case 'B':
                if ( firstThingSelected >= 0 ) {
                    SimpleBody gi;
                    IndexedColorImage source = null;
                    NormalMap normalMap;
                    RGBImage exported;
                    gi = theScene.scene.getSimpleBodies().get(firstThingSelected);
                     normalMap = gi.getNormalMap();
                    if ( normalMap == null ) {
                        try {
                            normalMap = new NormalMap();
                                //String imageFilename = "../../../etc/bumpmaps/blinn2.bw";
                            String imageFilename = "../../../etc/bumpmaps/earth.bw";
                            source = ImagePersistence.importIndexedColor(new File(imageFilename));
                            normalMap.importBumpMap(source, new Vector3D(1, 1, 0.2));
                             exported = normalMap.exportToRgbImage();
                                //ImagePersistence.exportPPM(new File("./outputmap.ppm"), exported);
                        }
                        catch ( Exception ee ) {
                            System.err.println(ee);
                            ee.printStackTrace();
                        }
                        gi.setNormalMap(normalMap);
                    }
                    else {
                        gi.setNormalMap(null);
                    }
                }
                break;
              case 'h':
                //-------------------------------------------------------------
                if ( parent.selectorDialog == null ) {
                    parent.selectorDialog = new SwingSelectorDialog();
                }
                parent.selectorDialog.setVisible(true);
                parent.selectorDialog.repaint();
                //-------------------------------------------------------------

                SimpleBody o;
                int i;
                ArrayList generic = theScene.scene.getSimpleBodies();
                String msg = "";

                for ( i = 0; i < generic.size(); i++ ) {
                    System.out.println("Consultando cosa " + i + ":");
                    o = (SimpleBody)generic.get(i);
                    try {
                        Method m = o.getClass().getMethod("getName", (Class[])null);
                        if ( !(m.getReturnType().isInstance(msg)) ) {
                            throw new Exception("Wrong method signature");
                        }
                        msg = (String)m.invoke(o);
                    }
                    catch ( Exception ee ) {
                        msg = null;
                    }
                    if ( msg == null || msg.equals("") ) {
                        msg = "Not named object";
                    }
                    System.out.println("Object: " + msg);
                }
                break;

              case 'c':
                statusMessage.setText("Camera mode interaction - drag mouse with different buttons over the scene to change current camera.");
                lastInteractionMode = interactionMode;
                interactionMode = CAMERA_INTERACTION_MODE;
                break;

              case 'q':
                statusMessage.setText("Selection mode interaction - click mouse to select objects, LEFT/RIGHT arrow keys to select sequencialy.");
                lastInteractionMode = interactionMode;
                interactionMode = SELECT_INTERACTION_MODE;
                break;

              case 'w':
                if ( ((e.getModifiersEx()) & e.ALT_DOWN_MASK) != 0x0 ) {
                    if ( fullViewport ) {
                        fullViewport = false;
                    }
                    else {
                        fullViewport = true;
                    }
                    select