/*
* Copyright (C) 2013-2015 F(X)yz,
* Sean Phillips, Jason Pollastrini and Jose Pereda
* All rights reserved.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.fxyz.tests;
import java.util.Random;
import javafx.application.Application;
import javafx.geometry.Insets;
import javafx.geometry.Pos;
import javafx.scene.DepthTest;
import javafx.scene.Group;
import javafx.scene.Node;
import javafx.scene.PerspectiveCamera;
import javafx.scene.PointLight;
import javafx.scene.Scene;
import javafx.scene.SceneAntialiasing;
import javafx.scene.SubScene;
import javafx.scene.control.Button;
import javafx.scene.control.CheckBox;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.input.KeyCode;
import javafx.scene.input.MouseEvent;
import javafx.scene.layout.StackPane;
import javafx.scene.paint.Color;
import javafx.scene.text.Font;
import javafx.scene.transform.NonInvertibleTransformException;
import javafx.scene.transform.Rotate;
import javafx.scene.transform.Translate;
import javafx.stage.Stage;
import org.fxyz.cameras.CameraTransformer;
import org.fxyz.shapes.primitives.TorusMesh;
import org.fxyz.extras.BillboardBehavior;
import org.fxyz.tools.CameraView;
import org.fxyz.extras.Skybox;
import org.fxyz.utils.MathUtils;
/**
*
* @author Dub
*/
public class BillBoardBehaviorTest extends Application {
/**
* @param args the command line arguments
*/
public static void main(String[] args) {
launch(args);
}
//**************************************************************************
private boolean active = false; //Flag for toggling behavior
private double mousePosX;
private double mousePosY;
private double mouseOldX;
private double mouseOldY;
private double mouseDeltaX;
private double mouseDeltaY;
private final double cameraDistance = 5000;
private StackPane rootPane = new StackPane();
private SubScene subScene;
private CameraView cameraView;
private final Group root = new Group();
private Skybox skyBox;
private PerspectiveCamera camera;
private final CameraTransformer cameraTransform = new CameraTransformer();
private final BillBoard bill = new BillBoard();
@Override
public void start(Stage stage) throws NonInvertibleTransformException {
createSubscene();
createCameraView();
createOverlay();
Scene scene = new Scene(rootPane, 1024, 668);
stage.setTitle("Billbording Test!");
stage.setScene(scene);
stage.setMaximized(true);
stage.show();
}
private void createSubscene(){
subScene = new SubScene(root, 800, 600, true, SceneAntialiasing.BALANCED);
camera = new PerspectiveCamera(true);
cameraTransform.setTranslate(0, 0, 0);
cameraTransform.getChildren().addAll(camera);
camera.setNearClip(0.1);
camera.setFarClip(100000.0);
camera.setFieldOfView(35);
camera.setTranslateZ(-cameraDistance);
cameraTransform.ry.setAngle(-45.0);
cameraTransform.rx.setAngle(-10.0);
//add a Point Light for better viewing of the grid coordinate system
PointLight light = new PointLight(Color.WHITE);
cameraTransform.getChildren().add(light);
light.setTranslateX(camera.getTranslateX());
light.setTranslateY(camera.getTranslateY());
light.setTranslateZ(camera.getTranslateZ());
root.getChildren().add(cameraTransform);
subScene.setCamera(camera);
initFirstPersonControls(subScene);
skyBox = new Skybox(new Image("http://www.zfight.com/misc/images/textures/envmaps/violentdays_large.jpg"), 100000, camera);
//Make a bunch of semi random Torusesessses(toroids?) and stuff : from torustest
Group torusGroup = new Group();
for (int i = 0; i < 10; i++) {
Random r = new Random();
//A lot of magic numbers in here that just artificially constrain the math
float randomRadius = (float) ((r.nextFloat() * 300) + 50);
float randomTubeRadius = (float) ((r.nextFloat() * 100) + 1);
int randomTubeDivisions = (int) ((r.nextFloat() * 64) + 1);
int randomRadiusDivisions = (int) ((r.nextFloat() * 64) + 1);
Color randomColor = new Color(r.nextDouble(), r.nextDouble(), r.nextDouble(), r.nextDouble());
boolean ambientRandom = r.nextBoolean();
boolean fillRandom = r.nextBoolean();
if(i == 0){
torusGroup.getChildren().add(bill);
}
TorusMesh torus = new TorusMesh(randomTubeDivisions, randomRadiusDivisions, randomRadius, randomTubeRadius);
double translationX = Math.random() * 1024 * 1.95;
if (Math.random() >= 0.5) {
translationX *= -1;
}
double translationY = Math.random() * 1024 * 1.95;
if (Math.random() >= 0.5) {
translationY *= -1;
}
double translationZ = Math.random() * 1024 * 1.95;
if (Math.random() >= 0.5) {
translationZ *= -1;
}
Translate translate = new Translate(translationX, translationY, translationZ);
Rotate rotateX = new Rotate(Math.random() * 360, Rotate.X_AXIS);
Rotate rotateY = new Rotate(Math.random() * 360, Rotate.Y_AXIS);
Rotate rotateZ = new Rotate(Math.random() * 360, Rotate.Z_AXIS);
torus.getTransforms().addAll(translate, rotateX, rotateY, rotateZ);
//torus.getTransforms().add(translate);
torusGroup.getChildren().add(torus);
}
root.getChildren().addAll(skyBox, torusGroup);
rootPane.getChildren().add(subScene);
//Enable subScene resizing
subScene.widthProperty().bind(rootPane.widthProperty());
subScene.heightProperty().bind(rootPane.heightProperty());
subScene.setFocusTraversable(true);
}
private void createOverlay(){
Button b = new Button("Activate");
b.setPrefSize(150, 40);
b.setFocusTraversable(false);
b.setOnAction(e->{
if(!active){
bill.startBillboardBehavior();
active = true;
b.setText("Disable");
}else{
bill.stopBillboardBehavior();
active = false;
b.setText("Enable");
}
});
CheckBox c = new CheckBox("Toggle Cylindrical Mode");
c.setFont(Font.font(24));
c.setFocusTraversable(false);
c.setOnAction(e->{
if(c.isSelected()){
bill.setBillboardMode(BillboardBehavior.BillboardMode.CYLINDRICAL);
}else{
bill.setBillboardMode(BillboardBehavior.BillboardMode.SPHERICAL);
}
});
StackPane.setAlignment(b, Pos.TOP_LEFT);
StackPane.setMargin(b, new Insets(10));
StackPane.setAlignment(c, Pos.CENTER_LEFT);
StackPane.setMargin(c, new Insets(10));
rootPane.getChildren().addAll(b, c);
}
private void createCameraView(){
cameraView = new CameraView(subScene);
cameraView.setFitWidth(400);
cameraView.setFitHeight(300);
cameraView.setFirstPersonNavigationEabled(true);
cameraView.setFocusTraversable(true);
cameraView.getCamera().setTranslateZ(-2500);
cameraView.getCamera().setTranslateX(500);
StackPane.setAlignment(cameraView, Pos.BOTTOM_RIGHT);
StackPane.setMargin(cameraView, new Insets(10));
rootPane.getChildren().add(cameraView);
cameraView.startViewing();
}
private void initFirstPersonControls(SubScene scene){
//make sure Subscene handles KeyEvents
scene.setOnMouseEntered(e->{
scene.requestFocus();
});
//First person shooter keyboard movement
scene.setOnKeyPressed(event -> {
double change = 10.0;
//Add shift modifier to simulate "Running Speed"
if(event.isShiftDown()) { change = 50.0; }
//What key did the user press?
KeyCode keycode = event.getCode();
//Step 2c: Add Zoom controls
if(keycode == KeyCode.W) { camera.setTranslateZ(camera.getTranslateZ() + change); }
if(keycode == KeyCode.S) { camera.setTranslateZ(camera.getTranslateZ() - change); }
//Step 2d: Add Strafe controls
if(keycode == KeyCode.A) { camera.setTranslateX(camera.getTranslateX() - change); }
if(keycode == KeyCode.D) { camera.setTranslateX(camera.getTranslateX() + change); }
});
scene.setOnMousePressed((MouseEvent me) -> {
if(!scene.isFocused()){
scene.requestFocus();
}
mousePosX = me.getSceneX();
mousePosY = me.getSceneY();
mouseOldX = me.getSceneX();
mouseOldY = me.getSceneY();
});
scene.setOnMouseDragged((MouseEvent me) -> {
mouseOldX = mousePosX;
mouseOldY = mousePosY;
mousePosX = me.getSceneX();
mousePosY = me.getSceneY();
mouseDeltaX = (mousePosX - mouseOldX);
mouseDeltaY = (mousePosY - mouseOldY);
double modifier = 10.0;
double modifierFactor = 0.1;
if (me.isControlDown()) {
modifier = 0.1;
}
if (me.isShiftDown()) {
modifier = 50.0;
}
if (me.isPrimaryButtonDown()) {
cameraTransform.ry.setAngle(((cameraTransform.ry.getAngle() + mouseDeltaX * modifierFactor * modifier * 2.0) % 360 + 540) % 360 - 180); // +
cameraTransform.rx.setAngle(
MathUtils.clamp(-60,
(((cameraTransform.rx.getAngle() - mouseDeltaY * modifierFactor * modifier * 2.0) % 360 + 540) % 360 - 180),
60)); // -
} else if (me.isSecondaryButtonDown()) {
double z = camera.getTranslateZ();
double newZ = z + mouseDeltaX * modifierFactor * modifier;
camera.setTranslateZ(newZ);
} else if (me.isMiddleButtonDown()) {
cameraTransform.t.setX(cameraTransform.t.getX() + mouseDeltaX * modifierFactor * modifier * 0.3); // -
cameraTransform.t.setY(cameraTransform.t.getY() + mouseDeltaY * modifierFactor * modifier * 0.3); // -
}
});
}
//****************** BillBoard ***********************
private class BillBoard extends ImageView implements BillboardBehavior<BillBoard>{
public BillBoard() {
super();
Image image = new Image("http://overshoot.tv/sites/overshoot.tv/files/Oak_Tree_0.png");
setFitWidth(800);
setPreserveRatio(true);
setSmooth(true);
setImage(image);
setDepthTest(DepthTest.ENABLE);
}
@Override
public BillBoard getBillboardNode() {
return this;
}
@Override
public Node getOther() {
return camera;
}
}
}