test/pamarith-multiple-input.test


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#! /bin/sh
# This script tests: pamarith
# Also requires: pgmmake ppmpat pamfunc

tmpdir=${tmpdir:-/tmp}

input1_pgm=${tmpdir}/input1.pgm


echo "Test 1"
# Compare pamarith addition with pamfunc multiplication"

pgmmake -maxval=99 0.01 16 11 > ${input1_pgm}

add_command="pamarith -add "${input1_pgm}

for i in 1 2 3 4 5 6 7 8 9 # for i in `seq 9`
  do
  echo ${i}":"
  add_command=${add_command}" "${input1_pgm}
  ${add_command} | cksum
  pamfunc -multiplier=$((i+1)) ${input1_pgm} | cksum
  done

rm ${input1_pgm}

g2_ppm=${tmpdir}/g2.ppm
g3_ppm=${tmpdir}/g3.ppm

# Produce test input images with ppmpat
ppmpat -g2 -color=rgb:00/00/00,rgb:ff/ff/ff 17 21 > ${g2_ppm}
ppmpat -g3 -color=rgb:ff/00/00,rgb:00/ff/00,rgb:00/00/ff 17 21 > ${g3_ppm}

echo "Test 2"

cat ${g2_ppm} | cksum
echo "-or"
pamarith -or   ${g2_ppm} ${g2_ppm} | cksum
pamarith -or   ${g2_ppm} ${g2_ppm} ${g2_ppm} | cksum
pamarith -or   ${g2_ppm} ${g2_ppm} ${g2_ppm} ${g2_ppm} | cksum
echo "-and"
pamarith -and  ${g2_ppm} ${g2_ppm} | cksum
pamarith -and  ${g2_ppm} ${g2_ppm} ${g2_ppm} | cksum
pamarith -and  ${g2_ppm} ${g2_ppm} ${g2_ppm} ${g2_ppm} | cksum
echo "-xor"
pamarith -xor  ${g2_ppm} ${g2_ppm} ${g2_ppm} | cksum
pamarith -xor  ${g2_ppm} ${g2_ppm} ${g2_ppm} ${g2_ppm} ${g2_ppm} | cksum


echo "Test 3"
# Order does not matter

for function in "-add" "-and" "-or" "-xor" "-nand" "-nor"
  do
  echo ${function}
  pamarith ${function} ${g2_ppm} ${g2_ppm} ${g3_ppm} | cksum
  pamarith ${function} ${g3_ppm} ${g2_ppm} ${g2_ppm} | cksum
  pamarith ${function} ${g2_ppm} ${g3_ppm} ${g2_ppm} | cksum
  done

rm ${g2_ppm} ${g3_ppm}