Method getLine

ij/src/main/java/ij/plugin/Slicer.java:613–635

(ImageProcessor ip, double x1, double y1, double x2, double y2, float[] data)

	}

	private float[] getLine(ImageProcessor ip, double x1, double y1, double x2, double y2, float[] data) {
		 double dx = x2-x1;
		 double dy = y2-y1;
		 int n = (int)Math.round(Math.sqrt(dx*dx + dy*dy));
		 if (data==null)
				data = new float[n];
		 double xinc = dx/n;
		 double yinc = dy/n;
		 double rx = x1;
		 double ry = y1;
		 for (int i=0; i<n; i++) {
		 		if (notFloat)
					data[i] = (float)ip.getInterpolatedPixel(rx, ry);
				else if (rgb) {
					int rgbPixel = ((ColorProcessor)ip).getInterpolatedRGBPixel(rx, ry);
					data[i] = Float.intBitsToFloat(rgbPixel&0xffffff);
				} else
					data[i] = (float)ip.getInterpolatedValue(rx, ry);
				rx += xinc;
				ry += yinc;
		 }
		 return data;
	}
	
	private float[] getOrthoLine(ImageProcessor ip, int x1, int y1, int x2, int y2, float[] data) {
		int w = ip.getWidth();