/**
* Histograms.java
*
* Copyright (c) 2013-2016, F(X)yz
* All rights reserved.
*
* 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 F(X)yz, any associated website, 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 F(X)yz 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 org.fxyz3d.samples.shapes.compound;
import javafx.scene.Group;
import javafx.scene.Node;
import javafx.scene.PerspectiveCamera;
import javafx.scene.PointLight;
import javafx.scene.SceneAntialiasing;
import javafx.scene.SubScene;
import javafx.scene.input.KeyCode;
import javafx.scene.input.MouseEvent;
import javafx.scene.layout.Background;
import javafx.scene.layout.StackPane;
import javafx.scene.paint.Color;
import javafx.stage.Stage;
import org.fxyz3d.samples.FXyzSample;
import org.fxyz3d.shapes.composites.Histogram;
import org.fxyz3d.utils.CameraTransformer;
/**
*
* @author Sean
*/
public class Histograms extends FXyzSample {
@Override
public Node getSample() {
PerspectiveCamera camera = new PerspectiveCamera(true);
CameraTransformer cameraTransform = new CameraTransformer();
final double sceneWidth = 800;
final double sceneHeight = 600;
double cameraDistance = 5000;
Histogram histogram;
Group sceneRoot = new Group();
SubScene scene = new SubScene(sceneRoot, sceneWidth, sceneHeight, true, SceneAntialiasing.BALANCED);
scene.setFill(Color.BLACK);
//setup camera transform for rotational support
cameraTransform.setTranslate(0, 0, 0);
cameraTransform.getChildren().add(camera);
camera.setNearClip(0.1);
camera.setFarClip(10000.0);
camera.setTranslateZ(-30);
// 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(10 * camera.getTranslateZ());
scene.setCamera(camera);
histogram = new Histogram(1000, 1, true);
sceneRoot.getChildren().addAll(histogram);
int size = 30;
float[][] arrayY = new float[2 * size][2 * size];
for (int i = -size; i < size; i++) {
for (int j = -size; j < size; j++) {
//Transcedental Gradient
double xterm = (Math.cos(Math.PI * i / size) * Math.cos(Math.PI * i / size));
double yterm = (Math.cos(Math.PI * j / size) * Math.cos(Math.PI * j / size));
arrayY[i + size][j + size] = (float) (10 * ((xterm + yterm) * (xterm + yterm)));
}
}
histogram.setHeightData(arrayY, 1, 4, Color.SKYBLUE, false, true);
//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) -> {
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(((cameraTransform.rx.getAngle() - mouseDeltaY * modifierFactor * modifier * 2.0) % 360 + 540) % 360 - 180); // -
} 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); // -
}
});
StackPane sp = new StackPane();
sp.setPrefSize(sceneWidth, sceneHeight);
sp.setMaxSize(StackPane.USE_COMPUTED_SIZE, StackPane.USE_COMPUTED_SIZE);
sp.setMinSize(StackPane.USE_COMPUTED_SIZE, StackPane.USE_COMPUTED_SIZE);
sp.setBackground(Background.EMPTY);
sp.getChildren().add(scene);
sp.setPickOnBounds(false);
scene.widthProperty().bind(sp.widthProperty());
scene.heightProperty().bind(sp.heightProperty());
return (sp);
}
@Override
public Node getPanel(Stage stage) {
return getSample();
}
@Override
public String getJavaDocURL() {
return null;
}
@Override
protected Node buildControlPanel() {
return null;
}
}