3 # usage: compress-texture tool compression in.png out.dds
4 # example: compress-texture compressonator dxt1 foo.jpg foo.dds
21 # we still have to preprocess the image to premultiply alpha, as it seems
47 if [ -n "$fourcchack" ]; then
48 fourcchack_dir=`mktemp -d`
49 convert "$src" -fx "u*u.a" "$fourcchack_dir/src.$ext"
50 src="$fourcchack_dir/src.$ext"
54 compressonator-dxtc|compressonator-atic)
56 *-dxtc) c="-codec DXTC.dll" ;;
57 *-atic) c="-codec ATICompressor.dll" ;;
60 dxt1) f="+fourCC DXT1" ;;
61 dxt2) f="+fourCC DXT2" ;;
62 dxt3) f="+fourCC DXT3" ;;
63 dxt4) f="+fourCC DXT4" ;;
64 dxt5) f="+fourCC DXT5" ;;
66 dir=`mktemp -d "$HOME/.wine/drive_c/compressonator.XXXXXX"`
67 dir_dos="C:/${dir##*/}"
68 cp "$src" "$dir/src.$ext"
70 # compressonator and wine suck, so we sometimes have to retry :(
71 for retry in 1 2 3 4 5; do
72 wine "c:/Program Files/AMD/The Compressonator 1.50/TheCompressonator.exe" -convert -mipmaps "$dir_dos/src.$ext" "$dir_dos/dst.dds" $c $f "$@" -mipper BoxFilter.dll
73 if mv "$dir/dst.dds" "$dst"; then
83 dxt3) f="-alpha -bc3" ;;
84 dxt5) f="-alpha -bc5" ;;
86 nvcompress $f "$@" "$src" "$dst"
94 s2tc_compress $f "$@" -i "$src" -o "$dst"
98 if [ -n "$fourcchack" ]; then
99 # use dd to hack in the right FOURCC
100 echo -n "$fourcchack" | dd of="$dst" bs=1 count=4 seek=84 conv=notrunc
101 rm -rf "$fourcchack_dir"