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import javafx.application.Application;
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import javafx.animation.Interpolator;
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import javafx.animation.KeyFrame;
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import javafx.animation.KeyValue;
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import javafx.animation.Timeline;
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import javafx.scene.AmbientLight;
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import javafx.scene.Group;
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import javafx.scene.PerspectiveCamera;
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import javafx.scene.PointLight;
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import javafx.scene.Scene;
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import javafx.scene.image.Image;
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import javafx.scene.paint.Color;
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import javafx.scene.paint.PhongMaterial;
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import javafx.scene.shape.Sphere;
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import javafx.scene.transform.Rotate;
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import javafx.scene.transform.Translate;
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import javafx.stage.Stage;
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import javafx.util.Duration;
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public class Hello3d extends Application {
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private final Image earthImage = new Image(
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getClass().getResourceAsStream("physical-free-world-map-b1.jpg")
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);
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// TODO: あとでクラス化する
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private final Rotate cameraRotateX = new Rotate(0, Rotate.X_AXIS);
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private final Rotate cameraRotateY = new Rotate(0, Rotate.Y_AXIS);
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private final Rotate cameraRotateZ = new Rotate(0, Rotate.Z_AXIS);
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private final Translate cameraTranslate = new Translate(0, 0, -500);
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@Override
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public void start(final Stage stage) {
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final Group root = new Group();
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// 球体の定義
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final Sphere earth = new Sphere(100);
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root.getChildren().add(earth);
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// 材質の定義
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final PhongMaterial material = new PhongMaterial();
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material.setDiffuseMap(earthImage);
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earth.setMaterial(material);
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// カメラの定義
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final PerspectiveCamera camera = new PerspectiveCamera(true);
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camera.setFieldOfView(40);
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camera.setFarClip(1000);
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camera.getTransforms().addAll(
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cameraTranslate,
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cameraRotateX,
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cameraRotateY,
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cameraRotateZ
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);
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// 点光源の定義
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final PointLight pointLight = new PointLight(Color.WHITE);
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pointLight.setTranslateX(500);
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pointLight.setTranslateY(0);
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pointLight.setTranslateZ(-500);
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root.getChildren().add(pointLight);
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// 環境光の定義
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final AmbientLight ambientLight = new AmbientLight(Color.rgb(80, 80, 80, 0.5));
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root.getChildren().add(ambientLight);
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final Scene scene = new Scene(root, 800, 600, Color.BLACK);
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scene.setCamera(camera);
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// アニメーション定義
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// カメラを(0, 0, -200)から(200, 0, 0)に移動する
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// その際、カメラの向きを(0, 0, 0)方向に維持するためY軸半時計回りに
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// 90度回転させる
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final Timeline animation = new Timeline();
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final Interpolator fastSlowInterpolator = Interpolator.SPLINE(0.13, 0.5, 0.5, 0.87);
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final Interpolator slowFastInterpolator = Interpolator.SPLINE(0.5, 0.13, 0.87, 0.5);
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animation.getKeyFrames().addAll(
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new KeyFrame(Duration.ZERO,
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new KeyValue(cameraRotateY.angleProperty(), 0),
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new KeyValue(cameraTranslate.xProperty(), 0, fastSlowInterpolator),
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new KeyValue(cameraTranslate.yProperty(), 0),
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new KeyValue(cameraTranslate.zProperty(), -200, slowFastInterpolator)
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),
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new KeyFrame(Duration.millis(3000),
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new KeyValue(cameraRotateY.angleProperty(), -90),
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new KeyValue(cameraTranslate.xProperty(), 200, fastSlowInterpolator),
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new KeyValue(cameraTranslate.yProperty(), 0),
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new KeyValue(cameraTranslate.zProperty(), 0, slowFastInterpolator)
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)
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);
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stage.setScene(scene);
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stage.setTitle("Hello JavaFX 3D World");
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stage.show();
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root.setOnMouseClicked(event -> animation.play());
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}
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public static void main(final String... args) {
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launch(args);
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}
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}
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