/* (non-Javadoc)
* @see java.lang.Object#hashCode()
*/
@Override
public int hashCode() {
final int prime = 31;
int result = 1;
result = prime * result + ((camera == null) ? 0 : camera.hashCode());
result = prime * result + height;
result = prime * result + width;
result = prime * result + ((world == null) ? 0 : world.hashCode());
return result;
}
/* (non-Javadoc)
* @see java.lang.Object#equals(java.lang.Object)
*/
@Override
public boolean equals(Object obj) {
if (this == obj) return true;
if (obj == null) return false;
if (getClass() != obj.getClass()) return false;
Raytracer other = (Raytracer) obj;
if (camera == null) {
if (other.camera != null) return false;
} else if (!camera.equals(other.camera)) return false;
if (height != other.height) return false;
if (width != other.width) return false;
if (world == null) {
if (other.world != null) return false;
} else if (!world.equals(other.world)) return false;
return true;
}
/*
* public BufferedImage createImage(final Camera camera,final int modus) {
long zstVorher;
long zstNachher;
zstVorher = System.currentTimeMillis();
final ExecutorService executor = Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors());
if (camera == null) {
throw new IllegalArgumentException("The camera cannot be null!");
}
if (modus < 0 || modus > 1) {
throw new IllegalArgumentException("Only 0 for normal Raytracing or 1 for displaying the normals of the image");
}
final BufferedImage image = new BufferedImage(width, height,
BufferedImage.TYPE_INT_ARGB);
final WritableRaster raster = image.getRaster();
// get the color model from the created image
final ColorModel model = image.getColorModel();
for (int i = 0; i < image.getWidth(); i++) {
final int ii =i;
executor.execute(new Runnable() {
public void run() {
for (int j = 0; j < image.getHeight(); j++) {
raster.setDataElements(ii, image.getHeight()-j-1, model.getDataElements(
getPixelColor(width,height,ii,j,world,camera),0, null));
}
}
});
}
executor.shutdown();
try {
executor.awaitTermination(100, TimeUnit.SECONDS);
}
catch (InterruptedException e) {
// what should happen if timeout was hit
}
zstNachher = System.currentTimeMillis();
System.out.println("Zeit benötigt: " + ((zstNachher - zstVorher)) + " sec");
return image;
}
*/
public static float[] getPixelColor(
final int width,
final int height,
final int x,
final int y,
final World world,
final Camera camera) {
final Hit hit = world.hit(camera.rayFor(width, height, x, y));
if (hit != null) {
return new float[] {
(float) hit.geo.material.colorFor(hit, world, new Tracer(world, 6)).r,
(float) hit.geo.material.colorFor(hit, world, new Tracer(world, 6)).g,
(float) hit.geo.material.colorFor(hit, world, new Tracer(world, 6)).b,
1
};
} else {
return new float[] {
(float) world.backgroundColor.r,
(float) world.backgroundColor.g,
(float) world.backgroundColor.b,
1
};
}
}
/**
* Creates the image Modus 0 for creating the image with the color given from the material Modus 1
* for creating the image with one color for every normal of every geometry in the scene Modus 2
* for creating the image in Cel Shading
*
* @param camera the camera
* @param modus the modus
* @return the buffered image
* @throws will be thrown if the given argument was null
*/
public BufferedImage createImage(final Camera camera, final int modus) {
if (camera == null) {
throw new IllegalArgumentException("The camera cannot be null!");
}
if (modus < 0 || modus > 3) {
throw new IllegalArgumentException(
"Only 0 for normal Raytracing or 1 for displaying the normals of the image");
}
long zstVorher;
long zstNachher;
zstVorher = System.currentTimeMillis();
Executors.newFixedThreadPool(Runtime.getRuntime().availableProcessors());
BufferedImage image = new BufferedImage(width, height, BufferedImage.TYPE_INT_ARGB);
final WritableRaster raster = image.getRaster();
// get the color model from the created image
final ColorModel model = image.getColorModel();
Ray ray;
/*
for (int i = 0; i < image.getWidth(); i++) {
final int ii =i;
executor.execute(new Runnable() {
public void run() {
for (int j = 0; j < image.getHeight(); j++) {
raster.setDataElements(ii, image.getHeight()-j-1, model.getDataElements(
getPixelColor(width,height,ii,j,world,camera),0, null));
}
}
});
}
*/
for (int i = 0; i < width; i++) {
for (int j = 0; j < height; j++) {
ray = camera.rayFor(width, height, i, j);
// created the image with the colors given from the materials
if (modus == 0) {
raster.setDataElements(
i, height - j - 1, model.getDataElements(getColor(ray).getIntFromColor(), null));
}
// created the image with colors for each normal from every object
if (modus == 1) {
raster.setDataElements(
i,
height - j - 1,
model.getDataElements(getColorNormal(ray).getIntFromColor(), null));
}
if (modus == 3) {
raster.setDataElements(
i,
height - j - 1,
model.getDataElements(getColorCelShading(ray).getIntFromColor(), null));
}
}
}
if (modus == 2) {
image = createCelshading();
}
zstNachher = System.currentTimeMillis();
System.out.println("Zeit benötigt: " + ((zstNachher - zstVorher)) + " sec");
return image;
/*
executor.shutdown();
try {
executor.awaitTermination(100, TimeUnit.SECONDS);
}
catch (InterruptedException e) {
// what should happen if timeout was hit
}
zstNachher = System.currentTimeMillis();
System.out.println("Zeit benötigt: " + ((zstNachher - zstVorher)) + " sec");
return image;
*/
}