#! /bin/bash
# This script tests: ppmrelief
# Also requires: pbmmake pgmramp pamflip

  alias ppmrelief="${PBM_TESTPREFIX}ppmrelief"
  alias pbmmake="${PBM_BINPREFIX}pbmmake"
  alias pgmramp="${PBM_BINPREFIX}pgmramp"
  alias pamflip="${PBM_BINPREFIX}pamflip"
  shopt -s expand_aliases

# Test 1.  Should print 3637356697 688
pbmmake -w 15 15 | ppmrelief | cksum

# Test 2.  Should print 3979143778 780
pgmramp -diagonal -maxval=30 16 16 | ppmrelief | cksum

# Test 3.  Should print 2954951371 780
pgmramp -diagonal -maxval=30 16 16 | pamflip -lr | ppmrelief | cksum


# pgmramp -diagonal -maxval=30 16 16 | ppmrelief | ppmtopgm -plain

# P2
# 16 16
# 30
# 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 14 14 14 14 14 14 14 14 14 14 14 14 14 14 0
# 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0