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Commit 5a3285c7 authored by Shaun Warrington's avatar Shaun Warrington
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Merge branch 'refspace' into 'master' 

Refspace

See merge request !12
parents 86c7e139 7087366e
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README.md
View file @ 5a3285c7
......@@ -56,10 +56,15 @@ NeuroImage, 76(1), 400-411. DOI: 10.1016/j.neuroimage.2013.03.015
-p <folder> Protocols folder (all masks in same standard space) (Default=$FSLDIR/etc/xtract_data/<SPECIES>)
-stdwarp <std2diff> <diff2std> Standard2diff and Diff2standard transforms (Default=bedpostx_dir/xfms/{standard2diff,diff2standard})
-gpu Use GPU version
-native Run tractography in native (diffusion) space
-res <mm> Output resolution (Default=same as in protocol folders unless '-native' used)
-ptx_options <options.txt> Pass extra probtrackx2 options as a text file to override defaults, e.g. --steplength=0.2 --distthresh=10)
And EITHER:
-native Run tractography in native (diffusion) space
OR:
-ref <refimage> <diff2ref> <ref2diff> Reference image for running tractography in reference space, Diff2Reference and Reference2Diff transforms
```
---------------------------------------------------------------------
......
xtract
View file @ 5a3285c7
......@@ -4,7 +4,7 @@
#
# SHCOPYRIGHT
# Written by Saad Jbabdi & Stam Sotiropoulos (based on Marius de Groot autoPtx code)
# Written by Saad Jbabdi, Stam Sotiropoulos & Shaun Warrington (based on Marius de Groot autoPtx code)
# Protocols created by Rogier Mars et al.
# Location of probtrackx2_gpu binary
......@@ -32,10 +32,15 @@ Usage:
-p <folder> Protocols folder (all masks in same standard space) (Default=$FSLDIR/etc/xtract_data/<SPECIES>)
-stdwarp <std2diff> <diff2std> Standard2diff and Diff2standard transforms (Default=bedpostx_dir/xfms/{standard2diff,diff2standard})
-gpu Use GPU version
-native Run tractography in native (diffusion) space
-res <mm> Output resolution (Default=same as in protocol folders unless '-native' used)
-ptx_options <options.txt> Pass extra probtrackx2 options as a text file to override defaults, e.g. --steplength=0.2 --distthresh=10)
And EITHER:
-native Run tractography in native (diffusion) space
OR:
-ref <refimage> <diff2ref> <ref2diff> Reference image for running tractography in reference space, Diff2Reference and Reference2Diff transforms
EOF
exit 1
}
......@@ -70,6 +75,9 @@ ptx_opts=""
stdref=""
gpu=0
nat=0
ref=""
diff2ref=""
ref2diff=""
spec=""
res=-1
list=0
......@@ -86,6 +94,7 @@ while [ ! -z "$1" ];do
-stdwarp) std2diff=$2;diff2std=$3;shift;shift;;
-gpu) gpu=1;;
-native) nat=1;;
-ref) ref=$2;diff2ref=$3;ref2diff=$4;shift;shift;shift;;
-res) res=$2;shift;;
-list) list=1;shift;;
-ptx_options) ptx_opts=`cat $2`;shift;;
......@@ -126,6 +135,19 @@ if [ "$std2diff" == "" ];then
echo "Image $diff2std not found."
exit 1
fi
elif [ ! "$ref" == "" ];then
if [ "$diff2ref" == "" ] || [ "$ref2diff" == "" ];then
echo "If running in ref space, you must specify '-ref <refimage> <diff2ref> <ref2diff>'"
exit 1
fi
if [ `$FSLDIR/bin/imtest $diff2ref` -eq 0 ];then
echo "Image $diff2ref not found."
exit 1
fi
if [ `$FSLDIR/bin/imtest $ref2diff` -eq 0 ];then
echo "Image $ref2diff not found."
exit 1
fi
fi
echo SPECIES $spec
......@@ -226,11 +248,18 @@ if [ ! "$str" == "$strdef" ];then
echo "samples=1, 1 means 1000. Use '#' to skip lines"
errflag=1
elif [ ${tchk[0]} -eq 1 ];then
echo "Using subset of XTRACT protocols and getting 'nsamples' from default structure file."
echo " -- getting 'nsamples' from default structure file"
seedget=1
fi
fi
# Check space option
if [ $nat -eq 1 ] && [ ! "$ref" == "" ];then
echo "You have selected the native space and ref space options"
echo "Must select EITHER '-native', '-ref <refimage> <diff2ref> <ref2diff>', OR use the default standard space"
errflag=1
fi
if [ "$errflag" -eq 1 ];then
echo ""
echo "Exit without doing anything.."
......@@ -249,8 +278,17 @@ opts=" $opts --loopcheck --forcedir --opd --ompl --seedref=$stdref --sampvox=1 -
# Add any user-defined ptx options
opts=" $opts $ptx_opts"
if [ "$nat" -eq 0 ];then
opts="$opts --xfm=$std2diff --invxfm=$diff2std "
if [ "$nat" -eq 0 ] && [ "$ref" == "" ];then
opts="$opts --seedref=$stdref --xfm=$std2diff --invxfm=$diff2std "
elif [ ! "$ref" == "" ]; then
opts="$opts --seedref=$ref --xfm=$ref2diff --invxfm=$diff2ref "
fi
# If running in reference space, combine std2diff and diff2ref for std2ref
if [ ! "$ref" == "" ];then
echo " -- combining standard-to-diffusion and diffusion-to-reference transforms"
std2ref=$out/standard2ref
$FSLDIR/bin/convertwarp -o $std2ref -r $ref --warp1=$std2diff --warp2=$diff2ref
fi
# Loop over structures
......@@ -290,7 +328,7 @@ while read structstring; do
# DEALING WITH RESAMPLING --
# Pick space to run tractography in (diffusion or standard)
if [ "$nat" -eq 1 ];then
echo " -- transforming masks into native space"
echo "${struct} -- transforming masks into native space"
mkdir -p $out/masks/$struct
for m in seed stop exclude;do
if [ `$FSLDIR/bin/imtest $maskdir/$m` -eq 1 ];then
......@@ -299,6 +337,16 @@ while read structstring; do
fi
eval "${m}=$out/masks/$struct/$m"
done
elif [ ! "$ref" == "" ];then
echo "${struct} -- transforming masks into ref space"
mkdir -p $out/masks/$struct
for m in seed stop exclude;do
if [ `$FSLDIR/bin/imtest $maskdir/$m` -eq 1 ];then
$FSLDIR/bin/applywarp -i $maskdir/$m -o $out/masks/$struct/$m -w $std2ref -r $ref -d float
$FSLDIR/bin/fslmaths $out/masks/$struct/$m -thr 0.1 -bin $out/masks/$struct/$m -odt char
fi
eval "${m}=$out/masks/$struct/$m"
done
else
for m in seed stop exclude;do
if [ $res -gt 0 ];then
......@@ -325,6 +373,13 @@ while read structstring; do
$FSLDIR/bin/fslmaths $out/masks/$struct/$t -thr 0.1 -bin $out/masks/$struct/$t -odt char
done
echo $out/masks/$struct/target* > $targetfile
elif [ ! "$ref" == "" ];then
for tfile in $targets;do
t=`basename $tfile`
$FSLDIR/bin/applywarp -i $tfile -o $out/masks/$struct/$t -w $std2ref -r $ref -d float
$FSLDIR/bin/fslmaths $out/masks/$struct/$t -thr 0.1 -bin $out/masks/$struct/$t -odt char
done
echo $out/masks/$struct/target* > $targetfile
else
if [ $res -gt 0 ];then
# Resample at a different resolution
......
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