/*
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 * and open the template in the editor.
 */
//package colorcube;

/**
 *
 * @author ckyang
 */
import javafx.application.Application;
import javafx.scene.Group;
import javafx.scene.PerspectiveCamera;
import javafx.scene.Scene;
import javafx.scene.paint.Color;
import javafx.scene.shape.Rectangle;
import javafx.stage.Stage;

public class NearAndFarClipTest extends Application {

    private Scene createClipPlanes(Stage stage) {
        stage.setTitle("Near and Far Clip Test");

        Rectangle insideRect = new Rectangle(50, 50, Color.GREEN);
        insideRect.setLayoutX(225);
        insideRect.setLayoutY(225);
        insideRect.setTranslateZ(-747.7114);
        
        Rectangle insideNearClip = new Rectangle(20, 20, Color.BLUE);
        insideNearClip.setLayoutX(240);
        insideNearClip.setLayoutY(240);
        insideNearClip.setTranslateZ(-839.7114);

        Rectangle outsideNearClip = new Rectangle(20, 20, Color.YELLOW);
        outsideNearClip.setLayoutX(240);
        outsideNearClip.setLayoutY(240);
        outsideNearClip.setTranslateZ(-839.7115);

        Rectangle insideFarClip = new Rectangle(3000, 3000, Color.RED);
        insideFarClip.setTranslateX(-1250);
        insideFarClip.setTranslateY(-1250);
        insideFarClip.setTranslateZ(8397.114);
        
        Rectangle outsideFarClip = new Rectangle(4000, 4000, Color.CYAN);
        outsideFarClip.setTranslateX(-1750);
        outsideFarClip.setTranslateY(-1750);
        outsideFarClip.setTranslateZ(8398.115);        

        Group root = new Group();
        // Render in painter order (far to near)
        root.getChildren().addAll(outsideFarClip, insideFarClip, insideRect, insideNearClip, outsideNearClip);
        // Intentional set depth buffer to false to reduce test complexity
        Scene scene = new Scene(root, 500, 500, false);
        PerspectiveCamera camera = new PerspectiveCamera();
        camera.setFieldOfView(30);
        camera.setNearClip(0.1);
        camera.setFarClip(10);
        scene.setCamera(camera);
        return scene;
    }

    @Override public void start(Stage stage) {
        Scene scene = createClipPlanes(stage); 
        scene.setFill(Color.GRAY);
        stage.setScene(scene);
        stage.sizeToScene();
        stage.setResizable(false);
        stage.show();
        System.out.println("You should expect to see 3 overlapping squares in"
                + " the order of Blue is on top of Green and Green is on top Red.");;
    }

    public static void main(String[] args) {
        Application.launch(args);
    }

}