popufare/experiment/pcb/export/gpmat

#!/usr/bin/python

import math
import sys
import os


u0 = 1.0
u1 = 0.0
u2 = 0.0
u3 = 1.0
u4 = 0.0
u5 = 0.0

if len(sys.argv)>1:
  if (sys.argv[1] == "-h"):
    print "\nusage:\n\n  gpmat u0 u1 u2 u3 [u4] [u5]\n\n"
    print "  | u0 u2 u4 |"
    print "  | u1 u3 u5 |"
    print "  | 0  0  1  |"
    print "\n"
    sys.exit(0)
  u0 = float(sys.argv[1])
  if len(sys.argv)>2:
    u1 = float(sys.argv[2])
    if len(sys.argv)>3:
      u2 = float(sys.argv[3])
      if len(sys.argv)>4:
        u3 = float(sys.argv[4])
        if len(sys.argv)>5:
          u4 = float(sys.argv[5])
          if len(sys.argv)>6:
            u5 = float(sys.argv[6])

mat = [ [ u0, u2, u4], [ u1, u3, u5 ], [0.0, 0.0, 1.0]  ]

for line in sys.stdin:
  line = line.strip()
  if len(line)==0:
    print ""
    continue
  if line[0] == '#':
    print line
    continue

  xy = line.split(" ")
  x = float(xy[0])
  y = float(xy[1])
  z = 1.0

  #print xy, x, y, z, u0, u1, u2, u3, u4, u5

  tx = x*u0 + y*u2 + z*u4
  ty = x*u1 + y*u3 + z*u5

  print tx, ty