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package sample; import javafx.application.Application; import javafx.scene.Scene; import javafx.scene.canvas.Canvas; import javafx.scene.canvas.GraphicsContext; import javafx.scene.layout.BorderPane; import javafx.stage.Stage; import my3d._line_art3d; import my3d._math3d; import my3d._math3d._transform; import my3d._scene3d; import my3d._shape3d; public class _triangle extends Application { public static void main(String... args) { Application.launch(args); } private static final int VIEW_W = 400, VIEW_H = 300; private GraphicsContext gc; private _line_art3d line_art; @Override public void start(Stage stage) throws Exception { BorderPane pane = new BorderPane(); Scene scene = new Scene(pane); stage.setScene(scene); Canvas view = new Canvas(VIEW_W, VIEW_H); pane.setCenter(view); gc = view.getGraphicsContext2D(); // 情景の設定 _scene3d scene3d = new _scene3d(); scene3d.angle(0, 0); scene3d.position(0, -5, 100); scene3d.add_angle_listener(stage.getScene(), () -> draw()); // ラインアート情報の作成 line_art = new _line_art3d(gc, VIEW_W, VIEW_H, scene3d.get_transform()); // 2つのトランスフォームを作成する _transform tf = new _transform(-90, 0, 0, 0, -10, 0); double[][] m_rot5y = new double[3][3]; _math3d.rot_y(-5, m_rot5y); _math3d.mul(m_rot5y, tf.ori, tf.ori); _transform tf_rot120z = new _transform(0, 0, 120, 0, 0, 0); // 3角形を作る _shape3d sh; for (int i = 0; i < 3; i++) { sh = _shape3d.create_rect(60, 6, tf); line_art.add_shape(sh); _math3d.mul(tf_rot120z, tf, tf); } draw(); stage.show(); } private void draw() { line_art.draw(); } }