[NEW TOOL] Added *Extract Silhouette* SOP. It will like the name says, extract the silhouette of the input geometry for the specified axis. Solution by user petz

Author: Ambrosiussen

otls/sop_extract_silhouette.hda/INDEX__SECTION

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+Operator:     gamedev::sop_extract_silhouette::1.0
+Label:        GameDev Extract Silhouette
+Path:         oplib:/gamedev::Sop/sop_extract_silhouette::1.0?gamedev::Sop/sop_extract_silhouette::1.0
+Icon:         opdef:/gamedev::Sop/sop_extract_silhouette::1.0?IconSVG
+Table:        Sop
+License:      
+Extra:        
+User:         
+Inputs:       1 to 1
+Subnet:       true
+Python:       false
+Empty:        false
+Modified:     Mon Jul  8 15:43:28 2019
+

otls/sop_extract_silhouette.hda/Sections.list

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+""
+INDEX__SECTION	INDEX_SECTION
+houdini.hdalibrary	houdini.hdalibrary
+gamedev_8_8Sop_1sop__extract__silhouette_8_81.0	gamedev::Sop/sop_extract_silhouette::1.0