Unity's Raycast functions has a parameter you could use to raycast to a particular GameObject. You can also use that parameter to ignore particular GameObject.
rete
genshi
central-difference
yaf
windows-server-2012-r2
textpattern
cddvd
jaxp
pycaffe
natural-language-processing
apk-expansion-files
connector
mms
type-switch
volume-claim-template
bulk-operations
laravel-4.2
hjson
mediacontroller
google-speech-to-text-api
gdm
facebook-group
mobx-utils
jqxgrid
sqlconnection
api-key
nscollectionviewlayout
memory-efficient
password-hash
asteriskami