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package visualiser.layout;
import javafx.geometry.Point3D;
import javafx.scene.image.Image;
import javafx.scene.image.ImageView;
import javafx.scene.image.PixelWriter;
import javafx.scene.image.WritableImage;
import javafx.scene.paint.Color;
import javafx.scene.paint.PhongMaterial;
import javafx.scene.shape.Box;
import javafx.scene.shape.MeshView;
import javafx.scene.shape.TriangleMesh;
import visualiser.utils.PerlinNoiseGenerator;
/**
* Created by fwy13 on 10/09/17.
*/
public class SeaSurface {
private float[][] noiseArray;
private Subject3D surface;
public SeaSurface(int size, double freq, double x, double z){
noiseArray = PerlinNoiseGenerator.createNoise(size, freq);
createSurface();
surface.setZ(z);
surface.setX(x);
}
private void createSurface(){
Image diffuseMap = createImage(noiseArray.length, noiseArray);
PhongMaterial material = new PhongMaterial();
material.setDiffuseMap(diffuseMap);
material.setSpecularColor(Color.WHITE);
Plane3D seaPlane = new Plane3D(noiseArray.length, noiseArray.length, 10, 10);
MeshView seaSurface = new MeshView(seaPlane);
// Box seaSurface = new Box(noiseArray.length, 0.1, noiseArray.length);
seaSurface.setMaterial(material);
//seaSurface.setRotationAxis(new Point3D(1, 0, 0));
//seaSurface.setRotate(90);
surface = new Subject3D(seaSurface);
}
/**
* Create texture for uv mapping
* @param size
* @param noise
* @return
*/
private Image createImage(double size, float[][] noise) {
int width = (int) size;
int height = (int) size;
WritableImage wr = new WritableImage(width, height);
PixelWriter pw = wr.getPixelWriter();
for (int x = 0; x < width; x++) {
for (int y = 0; y < height; y++) {
float value = noise[x][y];
double gray = normalizeValue(value, -.5, .5, 0., 1.);
gray = clamp(gray, 0, 1);
Color brightBlue = new Color(0.06, 0.5, .78, 1);
Color lightBlue = new Color(0.15, 0.68, .88, 1);
Color lighterBlue = new Color(0.28, 0.73, .91, 1);
Color color = Color.WHITE.interpolate(brightBlue, gray).interpolate(lighterBlue, gray).interpolate(lightBlue, gray);
pw.setColor(x, y, color);
}
}
return wr;
}
private static double normalizeValue(double value, double min, double max, double newMin, double newMax) {
return (value - min) * (newMax - newMin) / (max - min) + newMin;
}
private static double clamp(double value, double min, double max) {
if (Double.compare(value, min) < 0)
return min;
if (Double.compare(value, max) > 0)
return max;
return value;
}
public Subject3D getSurface(){
return surface;
}
}