Page 228 - The Definitive Guide to Building Java Robots

Preston_5564C06.fm Page 209 Friday, September 23, 2005 5:13 AM

CHAPTER 6 ■ VISION 209

// set image
imagePanel.setImage(currentImage);

}

// move primary color minimum value up
public void optimizeMin(Color color) {
int min = 0;
for (min = 0; min < 256; min++) {
ColorGram tempColorGram = new ColorGram();
int[] rgb = null;
// checks to see what color is primary
if (color.equals(Color.RED)) {
rgb = new int[] { min, 0, 0 };
}
if (color.equals(Color.GREEN)) {
rgb = new int[] { 0, min, 0 };
}
if (color.equals(Color.BLUE)) {
rgb = new int[] { 0, 0, min };
}
// adjust colorgram
tempColorGram.setMins(rgb);
// process colorgram in image
doProcessing(tempColorGram);
}
}

// move maximum of primary color down to threshold
public void optimizeMax(Color color) {

// reset max count
maxCount = 0;
// make sure I start with copy of current best colorgram (getting min
// value)
ColorGram tempColorGram = (ColorGram) getBestColorGram().clone();
int max = 255;
for (max = 255; max > 0; max--) {
int[] rgb = null;
if (color.equals(Color.RED)) {
rgb = new int[] { max, 255, 255 };
}
if (color.equals(Color.GREEN)) {
rgb = new int[] { 255, max, 255 };
}