| def colormap(filename): | |
| try: | |
| lines = open(filename).readlines() | |
| except: | |
| print "Can't open colormap file %s" % (filename) | |
| map = [] | |
| for line in lines[:-1]: | |
| fields = line.split() | |
| r, g, b = int(fields[2]), int(fields[3]), int(fields[4]) | |
| map.append((r, g, b)) | |
| return map | |
| def mapcolor(value, min, max, map): | |
| if (value < min): | |
| return map[0] | |
| if (value > max): | |
| return map[-1] | |
| return map[int(len(map) * (value-min)/(max-min))] |