RegionMask2D.java

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package theba.core;

public class RegionMask2D extends RegionMask {

        short[] mask;

        short id;

        public RegionMask2D(short[] mask, int width, int height) {
                super();
                this.id = 0xff;
                this.mask = mask;
                this.width = width;
                this.height = height;
                this.depth = 1;
        }

        public Stack getVolume() {
                return null;
        }

        @Override
        public boolean isSet(int xp, int yp, int zp) {
                if (xp < 0 || yp < 0 || xp >= width || yp >= height || zp != 0)
                        return false;
                return mask[xp + yp * width] != 0;
        }

        @Override
        public short getPixelAt(int xp, int yp, int zp) {
                if (xp < 0 || yp < 0 || xp >= width || yp >= height || zp != 0)
                        throw new ArrayIndexOutOfBoundsException("Wrong coord " + xp + " ,"
                                        + yp + "," + zp);
                return mask[xp + yp * width];
        }

        @Override
        public int getWidth() {
                return width;
        }

        @Override
        public int getHeight() {
                return height;
        }

        @Override
        public int getDepth() {
                return depth;
        }

}