B 3D MoleculeSampleApp 代码
本附录列出了用于构建3D MoleculeSampleApp应用程序的源代码，该应用程序在构建一个3D示例应用程序中构建：
Xform.java
/*
* Copyright (c) 2013, 2014 Oracle and/or its affiliates.
* All rights reserved. Use is subject to license terms.
*
* This file is available and licensed under the following license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the distribution.
* - Neither the name of Oracle nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package moleculesampleapp;
import javafx.scene.Group;
import javafx.scene.transform.Rotate;
import javafx.scene.transform.Scale;
import javafx.scene.transform.Translate;
public class Xform extends Group {
public enum RotateOrder {
XYZ, XZY, YXZ, YZX, ZXY, ZYX
}
public Translate t = new Translate();
public Translate p = new Translate();
public Translate ip = new Translate();
public Rotate rx = new Rotate();
{ rx.setAxis(Rotate.X_AXIS); }
public Rotate ry = new Rotate();
{ ry.setAxis(Rotate.Y_AXIS); }
public Rotate rz = new Rotate();
{ rz.setAxis(Rotate.Z_AXIS); }
public Scale s = new Scale();
public Xform() {
super();
getTransforms().addAll(t, rz, ry, rx, s);
}
public Xform(RotateOrder rotateOrder) {
super();
// choose the order of rotations based on the rotateOrder
switch (rotateOrder) {
case XYZ:
getTransforms().addAll(t, p, rz, ry, rx, s, ip);
break;
case YXZ:
getTransforms().addAll(t, p, rz, rx, ry, s, ip);
break;
case YZX:
getTransforms().addAll(t, p, rx, rz, ry, s, ip); // For Camera
break;
case ZXY:
getTransforms().addAll(t, p, ry, rx, rz, s, ip);
break;
case ZYX:
getTransforms().addAll(t, p, rx, ry, rz, s, ip);
break;
}
}
public void setTranslate(double x, double y, double z) {
t.setX(x);
t.setY(y);
t.setZ(z);
}
public void setTranslate(double x, double y) {
t.setX(x);
t.setY(y);
}
// Cannot override these methods as they are final:
// public void setTranslateX(double x) { t.setX(x); }
// public void setTranslateY(double y) { t.setY(y); }
// public void setTranslateZ(double z) { t.setZ(z); }
// Use these methods instead:
public void setTx(double x) { t.setX(x); }
public void setTy(double y) { t.setY(y); }
public void setTz(double z) { t.setZ(z); }
public void setRotate(double x, double y, double z) {
rx.setAngle(x);
ry.setAngle(y);
rz.setAngle(z);
}
public void setRotateX(double x) { rx.setAngle(x); }
public void setRotateY(double y) { ry.setAngle(y); }
public void setRotateZ(double z) { rz.setAngle(z); }
public void setRy(double y) { ry.setAngle(y); }
public void setRz(double z) { rz.setAngle(z); }
public void setScale(double scaleFactor) {
s.setX(scaleFactor);
s.setY(scaleFactor);
s.setZ(scaleFactor);
}
// Cannot override these methods as they are final:
// public void setScaleX(double x) { s.setX(x); }
// public void setScaleY(double y) { s.setY(y); }
// public void setScaleZ(double z) { s.setZ(z); }
// Use these methods instead:
public void setSx(double x) { s.setX(x); }
public void setSy(double y) { s.setY(y); }
public void setSz(double z) { s.setZ(z); }
public void setPivot(double x, double y, double z) {
p.setX(x);
p.setY(y);
p.setZ(z);
ip.setX(-x);
ip.setY(-y);
ip.setZ(-z);
}
public void reset() {
t.setX(0.0);
t.setY(0.0);
t.setZ(0.0);
rx.setAngle(0.0);
ry.setAngle(0.0);
rz.setAngle(0.0);
s.setX(1.0);
s.setY(1.0);
s.setZ(1.0);
p.setX(0.0);
p.setY(0.0);
p.setZ(0.0);
ip.setX(0.0);
ip.setY(0.0);
ip.setZ(0.0);
}
public void resetTSP() {
t.setX(0.0);
t.setY(0.0);
t.setZ(0.0);
s.setX(1.0);
s.setY(1.0);
s.setZ(1.0);
p.setX(0.0);
p.setY(0.0);
p.setZ(0.0);
ip.setX(0.0);
ip.setY(0.0);
ip.setZ(0.0);
}
public void debug() {
System.out.println("t = (" +
t.getX() + ", " +
t.getY() + ", " +
t.getZ() + ") " +
"r = (" +
rx.getAngle() + ", " +
ry.getAngle() + ", " +
rz.getAngle() + ") " +
"s = (" +
s.getX() + ", " +
s.getY() + ", " +
s.getZ() + ") " +
"p = (" +
p.getX() + ", " +
p.getY() + ", " +
p.getZ() + ") " +
"ip = (" +
ip.getX() + ", " +
ip.getY() + ", " +
ip.getZ() + ")");
}
}
buildMolecule()
构建分子()
/*
* Copyright (c) 2013, 2014 Oracle and/or its affiliates.
* All rights reserved. Use is subject to license terms.
*
* This file is available and licensed under the following license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the distribution.
* - Neither the name of Oracle nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
//
// This buildMolecule file contains the buildMolecule() method that is used in
// the MoleculeSampleApp application that you can build using the Getting Started // with JavaFX 3D Graphics tutorial.
//
private void buildMolecule() {
final PhongMaterial redMaterial = new PhongMaterial();
redMaterial.setDiffuseColor(Color.DARKRED);
redMaterial.setSpecularColor(Color.RED);
final PhongMaterial whiteMaterial = new PhongMaterial();
whiteMaterial.setDiffuseColor(Color.WHITE);
whiteMaterial.setSpecularColor(Color.LIGHTBLUE);
final PhongMaterial greyMaterial = new PhongMaterial();
greyMaterial.setDiffuseColor(Color.DARKGREY);
greyMaterial.setSpecularColor(Color.GREY);
// Molecule Hierarchy
// [*] moleculeXform
// [*] oxygenXform
// [*] oxygenSphere
// [*] hydrogen1SideXform
// [*] hydrogen1Xform
// [*] hydrogen1Sphere
// [*] bond1Cylinder
// [*] hydrogen2SideXform
// [*] hydrogen2Xform
// [*] hydrogen2Sphere
// [*] bond2Cylinder
Xform moleculeXform = new Xform();
Xform oxygenXform = new Xform();
Xform hydrogen1SideXform = new Xform();
Xform hydrogen1Xform = new Xform();
Xform hydrogen2SideXform = new Xform();
Xform hydrogen2Xform = new Xform();
Sphere oxygenSphere = new Sphere(40.0);
oxygenSphere.setMaterial(redMaterial);
Sphere hydrogen1Sphere = new Sphere(30.0);
hydrogen1Sphere.setMaterial(whiteMaterial);
hydrogen1Sphere.setTranslateX(0.0);
Sphere hydrogen2Sphere = new Sphere(30.0);
hydrogen2Sphere.setMaterial(whiteMaterial);
hydrogen2Sphere.setTranslateZ(0.0);
Cylinder bond1Cylinder = new Cylinder(5, 100);
bond1Cylinder.setMaterial(greyMaterial);
bond1Cylinder.setTranslateX(50.0);
bond1Cylinder.setRotationAxis(Rotate.Z_AXIS);
bond2Cylinder.setRotate(90.0);
Cylinder bond1Cylinder = new Cylinder(5, 100);
bond2Cylinder.setMaterial(greyMaterial);
bond2Cylinder.setTranslateX(50.0);
bond2Cylinder.setRotationAxis(Rotate.Z_AXIS);
bond2Cylinder.setRotate(90.0);
moleculeXform.getChildren().add(oxygenXform);
moleculeXform.getChildren().add(hydrogen1SideXform);
moleculeXform.getChildren().add(hydrogen2SideXform);
oxygenXform.getChildren().add(oxygenSphere);
hydrogen1SideXform.getChildren().add(hydrogen1Xform);
hydrogen2SideXform.getChildren().add(hydrogen2Xform);
hydrogen1Xform.getChildren().add(hydrogen1Sphere);
hydrogen2Xform.getChildren().add(hydrogen2Sphere);
hydrogen1SideXform.getChildren().add(bond1Cylinder);
hydrogen2SideXform.getChildren().add(bond2Cylinder);
hydrogen1Xform.setTx(100.0);
hydrogen2Xform.setTx(100.0);
hydrogen2SideXform.setRotateY(HYDROGEN_ANGLE);
moleculeGroup.getChildren().add(moleculeXform);
world.getChildren().addAll(moleculeGroup);
}
handleMouse()
处理鼠标事件()
/*
* Copyright (c) 2013, 2014 Oracle and/or its affiliates.
* All rights reserved. Use is subject to license terms.
*
* This file is available and licensed under the following license:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the distribution.
* - Neither the name of Oracle nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
//
// The handleMouse() method is used in the MoleculeSampleApp application to
// handle the different 3D camera views.
// This method is used in the Getting Started with JavaFX 3D Graphics tutorial.
//
private void handleMouse(Scene scene, final Node root) {
scene.setOnMousePressed(new EventHandler<MouseEvent>() {
@Override public void handle(MouseEvent me) {
mousePosX = me.getSceneX();
mousePosY = me.getSceneY();
mouseOldX = me.getSceneX();
mouseOldY = me.getSceneY();
}
});
scene.setOnMouseDragged(new EventHandler<MouseEvent>() {
@Override public void handle(MouseEvent me) {
mouseOldX = mousePosX;
mouseOldY = mousePosY;
mousePosX = me.getSceneX();
mousePosY = me.getSceneY();
mouseDeltaX = (mousePosX - mouseOldX);
mouseDeltaY = (mousePosY - mouseOldY);
double modifier = 1.0;
if (me.isControlDown()) {
modifier = CONTROL_MULTIPLIER;
}
if (me.isShiftDown()) {
modifier = SHIFT_MULTIPLIER;
}
if (me.isPrimaryButtonDown()) {
cameraXform.ry.setAngle(cameraXform.ry.getAngle() -
mouseDeltaX*modifierFactor*modifier*ROTATION_SPEED); //
cameraXform.rx.setAngle(cameraXform.rx.getAngle() +
mouseDeltaY*modifierFactor*modifier*ROTATION_SPEED); // -
}
else if (me.isSecondaryButtonDown()) {
double z = camera.getTranslateZ();
double newZ = z + mouseDeltaX*MOUSE_SPEED*modifier;
camera.setTranslateZ(newZ);
}
else if (me.isMiddleButtonDown()) {
cameraXform2.t.setX(cameraXform2.t.getX() +
mouseDeltaX*MOUSE_SPEED*modifier*TRACK_SPEED); // -
cameraXform2.t.setY(cameraXform2.t.getY() +
mouseDeltaY*MOUSE_SPEED*modifier*TRACK_SPEED); // -
}
}
}); // setOnMouseDragged
} //handleMouse
handleKeyboard()
/*
* 版权所有 (c) 2013, 2014 Oracle及其附属公司。
* 保留所有权利。使用受许可条款约束。
*
* 此文件可在以下许可下使用和许可：
*
* 源代码的重新发布和使用，无论是否进行修改，只要满足以下条件：
*
* - 必须保留上述版权声明、此条件列表和以下免责声明。
* - 以二进制形式重新发布的代码必须复制上述版权声明、此条件列表和以下免责声明到文档和/或其他提供的材料中。
* - 未经特定事先书面许可，不得使用Oracle或其贡献者的名称来认可或推广从本软件派生的产品。
*
* 本软件由版权持有人和贡献者“按原样”提供，不提供任何明示或暗示的保证，包括但不限于适销性和适用性的暗示保证。
* 在任何情况下，版权持有人或贡献者均不对任何直接、间接、偶然、特殊、惩罚性或后果性损害（包括但不限于替代商品或服务的采购、使用、数据或利润损失）承担责任，
* 无论是因合同、严格责任还是侵权行为（包括疏忽或其他）引起的，即使事先已被告知此类损害的可能性。
*/
//
// handleKeyboard()方法在MoleculeSampleApp应用程序中用于处理不同的3D相机视图。
// 此方法在JavaFX 3D图形入门教程中使用。
//
private void handleKeyboard(Scene scene, final Node root) {
scene.setOnKeyPressed(new EventHandler<KeyEvent>() {
@Override
public void handle(KeyEvent event) {
switch (event.getCode()) {
case Z:
cameraXform2.t.setX(0.0);
cameraXform2.t.setY(0.0);
cameraXform.ry.setAngle(CAMERA_INITIAL_Y_ANGLE);
cameraXform.rx.setAngle(CAMERA_INITIAL_X_ANGLE);
break;
case X:
axisGroup.setVisible(!axisGroup.isVisible());
break;
case V:
moleculeGroup.setVisible(!moleculeGroup.isVisible());
break;
} // switch
} // handle()
}); // setOnKeyPressed
} // handleKeyboard()
