diff --git a/otls/MOPS_Orient_Curve.hda/INDEX__SECTION b/otls/MOPS_Orient_Curve.hda/INDEX__SECTION
index 7ae7cc03..db668c96 100644
--- a/otls/MOPS_Orient_Curve.hda/INDEX__SECTION
+++ b/otls/MOPS_Orient_Curve.hda/INDEX__SECTION
@@ -10,5 +10,5 @@ Inputs:       1 to 1
 Subnet:       true
 Python:       false
 Empty:        false
-Modified:     Tue Nov 19 18:07:12 2019
+Modified:     Sun Nov  1 20:15:51 2020
 
diff --git a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/.OPdummydefs b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/.OPdummydefs
index 6be66a75..19973df4 100644
Binary files a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/.OPdummydefs and b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/.OPdummydefs differ
diff --git a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/.OPfallbacks b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/.OPfallbacks
index 37989e8f..9d162270 100644
--- a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/.OPfallbacks
+++ b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/.OPfallbacks
@@ -1,8 +1,8 @@
-MOPS::Sop/Parallel_Transport::1.0 C:/Users/Henry/Projects/VFX/MOPS/otls/MOPS_Parallel_Transport.hda
+MOPS::Sop/Parallel_Transport::1.0 D:/Projects/VFX/MOPS/otls/MOPS_Parallel_Transport.hda
 MOPS::Sop/Parallel_Transport::1.0 otls/MOPS_Parallel_Transport.hda
-Sop/attribdelete C:/PROGRA~1/SIDEEF~1/HOUDIN~1.229/houdini/otls/OPlibSop.hda
+Sop/attribdelete C:/PROGRA~1/SIDEEF~1/HOUDIN~1.597/houdini/otls/OPlibSop.hda
 Sop/attribdelete otls/OPlibSop.hda
-Sop/attribwrangle C:/PROGRA~1/SIDEEF~1/HOUDIN~1.229/houdini/otls/OPlibSop.hda
+Sop/attribwrangle C:/PROGRA~1/SIDEEF~1/HOUDIN~1.597/houdini/otls/OPlibSop.hda
 Sop/attribwrangle otls/OPlibSop.hda
-Sop/visualize C:/PROGRA~1/SIDEEF~1/HOUDIN~1.229/houdini/otls/OPlibSop.hda
+Sop/visualize C:/PROGRA~1/SIDEEF~1/HOUDIN~1.597/houdini/otls/OPlibSop.hda
 Sop/visualize otls/OPlibSop.hda
diff --git a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/Contents.mime b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/Contents.mime
index 1a9d0e64..b05468d3 100644
--- a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/Contents.mime
+++ b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/Contents.dir/Contents.mime
@@ -32,7 +32,7 @@ Content-Type: text/plain
 
 sopflags sopflags = 
 comment ""
-position 12.1668 -19.5709
+position -4.15986 -0.949611
 connectornextid 0
 flags =  lock off model off template off footprint off xray off bypass off display off render off highlight off unload off savedata off compress on colordefault on exposed on
 outputsNamed3
@@ -46,9 +46,9 @@ inputs
 }
 stat
 {
-  create 1574219216
-  modify 1574219221
-  author Henry@LAPPY586
+  create 1604290506
+  modify 1604290551
+  author Henry@GlaDOS
   access 0777
 }
 color UT_Color RGB 0.8 0.8 0.8 
@@ -105,7 +105,7 @@ inputs
 stat
 {
   create 1521086744
-  modify 1574219216
+  modify 1604290506
   author Henry@LAPPY586
   access 0777
 }
@@ -303,6 +303,12 @@ Content-Type: text/plain
         default { "2" }
         range   { 1! 10 }
     }
+    parm {
+        name    "vex_precision"
+        baseparm
+        label   "VEX Precision"
+        export  none
+    }
 
 --HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
 Content-Disposition: attachment; filename="hdaroot/generate_orient.chn"
@@ -412,6 +418,7 @@ vex_updatenmls	[ 0	locks=0 ]	(	"off"	)
 vex_matchattrib	[ 0	locks=0 ]	(	id	)
 vex_inplace	[ 0	locks=0 ]	(	"off"	)
 vex_selectiongroup	[ 0	locks=0 ]	(	""	)
+vex_precision	[ 0	locks=0 ]	(	auto	)
 folder1	[ 0	locks=0 ]	(	0	0	)
 invert	[ 0	locks=0 ]	(	[ invert	0 ] 	)
 twist_amount	[ 0	locks=0 ]	(	[ twist_amount	0 ] 	)
@@ -466,7 +473,7 @@ inputs
 stat
 {
   create 1524271534
-  modify 1574219216
+  modify 1604290535
   author Henry@LAPPY586
   access 0777
 }
@@ -518,6 +525,12 @@ Content-Type: text/plain
       flags = 0
       segment { length = 0 expr = ch(\"../grouptype\") }
     }
+    channel direction {
+      lefttype = extend
+      righttype = extend
+      flags = 0
+      segment { length = 0 expr = ch(\"../direction\") }
+    }
   }
 
 --HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
@@ -528,6 +541,7 @@ Content-Type: text/plain
 version 0.8
 group	[ 0	locks=0 ]	(	[ group	"" ] 	)
 grouptype	[ 0	locks=0 ]	(	[ grouptype	0 ] 	)
+direction	[ 0	locks=0 ]	(	[ direction	0 ] 	)
 custom_first_tangent	[ 0	locks=0 ]	(	[ custom_first_tangent	0 ] 	)
 First_Tangent	[ 0	locks=0 ]	(	[ First_Tangentx	0 ] 	[ First_Tangenty	1 ] 	[ First_Tangentz	0 ] 	)
 Transported_Normal_Name	[ 0	locks=0 ]	(	mops_PT_normal	)
@@ -757,7 +771,7 @@ inputs
 stat
 {
   create 1524271565
-  modify 1574219216
+  modify 1604290506
   author Henry@LAPPY586
   access 0777
 }
@@ -795,7 +809,7 @@ Content-Type: text/plain
 {
 	"___Version___":{
 		"type":"string",
-		"value":"17.5.229"
+		"value":"18.0.597"
 	}
 }
 
@@ -854,7 +868,7 @@ Content-Type: text/plain
 {
 	"___Version___":{
 		"type":"string",
-		"value":"17.5.229"
+		"value":"18.0.597"
 	}
 }
 
@@ -955,7 +969,7 @@ inputs
 stat
 {
   create 1542848909
-  modify 1574219216
+  modify 1604290506
   author Henry@LAPPY586
   access 0777
 }
@@ -994,7 +1008,7 @@ Content-Type: text/plain
 {
 	"___Version___":{
 		"type":"string",
-		"value":"17.5.229"
+		"value":"18.0.597"
 	}
 }
 
@@ -1055,7 +1069,7 @@ Content-Type: text/plain
 {
 	"___Version___":{
 		"type":"string",
-		"value":"17.5.229"
+		"value":"18.0.597"
 	}
 }
 
@@ -1188,7 +1202,7 @@ Content-Type: text/plain
 {
 	"___Version___":{
 		"type":"string",
-		"value":"17.5.229"
+		"value":"18.0.597"
 	}
 }
 
diff --git a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/DialogScript b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/DialogScript
index b59d7976..b6646dc8 100644
--- a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/DialogScript
+++ b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/DialogScript
@@ -49,6 +49,19 @@
         type    separator
         default { "" }
     }
+    parm {
+        name    "direction"
+        label   "Direction"
+        type    ordinal
+        default { "0" }
+        menu {
+            "0" "Next Edge"
+            "1" "Previous Edge"
+        }
+        range   { 0! 10 }
+        parmtag { "autoscope" "0000000000000000" }
+        parmtag { "script_callback_language" "python" }
+    }
     parm {
         name    "invert"
         label   "Invert Normal"
diff --git a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/ExtraFileOptions b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/ExtraFileOptions
index 54d52652..653fd919 100644
--- a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/ExtraFileOptions
+++ b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/ExtraFileOptions
@@ -19,6 +19,10 @@
 		"type":"string",
 		"value":""
 	},
+	"ViewerStateModule/CodeGenInput":{
+		"type":"string",
+		"value":"{\n\t\"state_name\":\"\",\n\t\"state_label\":\"\",\n\t\"state_descr\":\"\",\n\t\"state_icon\":\"$HH/config/Icons\",\n\t\"state_debug_menu\":0,\n\t\"state_sample\":0,\n\t\"state_handler_indices\":[]\n}\n"
+	},
 	"mops_TD_tools_05.svg/Cursor":{
 		"type":"intarray",
 		"value":[1,1]
diff --git a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/TypePropertiesOptions b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/TypePropertiesOptions
index b4811492..a6d52acf 100644
--- a/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/TypePropertiesOptions
+++ b/otls/MOPS_Orient_Curve.hda/MOPS_8_8Sop_1Orient__Curve_8_81.0/TypePropertiesOptions
@@ -1,14 +1,14 @@
-SaveSpareParms := 0;
 CheckExternal := 1;
-SaveIcon := 1;
-GzipContents := 1;
 ContentsCompressionType := 1;
-UnlockOnCreate := 0;
-SaveCachedCode := 0;
+ForbidOutsideParms := 1;
+GzipContents := 1;
 LockContents := 1;
 MakeDefault := 1;
-UseDSParms := 1;
-ForbidOutsideParms := 1;
+ParmsFromVfl := 0;
 PrefixDroppedParmLabel := 0;
 PrefixDroppedParmName := 0;
-ParmsFromVfl := 0;
+SaveCachedCode := 0;
+SaveIcon := 1;
+SaveSpareParms := 0;
+UnlockOnCreate := 0;
+UseDSParms := 1;
diff --git a/otls/MOPS_Parallel_Transport.hda/INDEX__SECTION b/otls/MOPS_Parallel_Transport.hda/INDEX__SECTION
index b223f58d..99eacacd 100644
--- a/otls/MOPS_Parallel_Transport.hda/INDEX__SECTION
+++ b/otls/MOPS_Parallel_Transport.hda/INDEX__SECTION
@@ -10,5 +10,5 @@ Inputs:       1 to 1
 Subnet:       true
 Python:       false
 Empty:        false
-Modified:     Tue Nov 19 18:06:10 2019
+Modified:     Sun Nov  1 20:34:21 2020
 
diff --git a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/.OPdummydefs b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/.OPdummydefs
index 3ab2adc5..a7fe26dc 100644
Binary files a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/.OPdummydefs and b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/.OPdummydefs differ
diff --git a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/.OPfallbacks b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/.OPfallbacks
index 0ad7268e..1278e4b7 100644
--- a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/.OPfallbacks
+++ b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/.OPfallbacks
@@ -1,2 +1,2 @@
-Sop/attribwrangle C:/PROGRA~1/SIDEEF~1/HOUDIN~1.229/houdini/otls/OPlibSop.hda
+Sop/attribwrangle C:/PROGRA~1/SIDEEF~1/HOUDIN~1.597/houdini/otls/OPlibSop.hda
 Sop/attribwrangle otls/OPlibSop.hda
diff --git a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/Contents.mime b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/Contents.mime
index 1ab467ab..e5aa5e85 100644
--- a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/Contents.mime
+++ b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/Contents.dir/Contents.mime
@@ -32,9 +32,9 @@ Content-Type: text/plain
 
 sopflags sopflags = 
 comment ""
-position 2.12996 -18.9881
+position -2.01182 0.795395
 connectornextid 0
-flags =  lock off model off template off footprint off xray off bypass off display off render off highlight off unload off savedata off compress on colordefault on exposed on
+flags =  lock off model off template off footprint off xray off bypass off display on render on highlight off unload off savedata off compress on colordefault on exposed on
 outputsNamed3
 {
 }
@@ -46,9 +46,9 @@ inputs
 }
 stat
 {
-  create 1574219084
-  modify 1574219151
-  author Henry@LAPPY586
+  create 1604290611
+  modify 1604291662
+  author Henry@GlaDOS
   access 0777
 }
 color UT_Color RGB 0.8 0.8 0.8 
@@ -87,7 +87,7 @@ Content-Type: text/plain
 
 sopflags sopflags = 
 comment ""
-position -0.003 3.44619
+position -0.003 2.47887
 connectornextid 2
 flags =  lock off model off template off footprint off xray off bypass off display off render off highlight off unload off savedata off compress on colordefault on exposed on
 outputsNamed3
@@ -96,16 +96,16 @@ outputsNamed3
 }
 inputsNamed3
 {
-0 	switch1 2 1 "input1"
+0 	switch2 1 1 "input1"
 }
 inputs
 {
-0 	switch1 0 1
+0 	switch2 0 1
 }
 stat
 {
   create 1520241526
-  modify 1573630639
+  modify 1604290611
   author Mo@Mo-PC
   access 0777
 }
@@ -306,6 +306,12 @@ Content-Type: text/plain
         type    string
         default { "" }
     }
+    parm {
+        name    "vex_precision"
+        baseparm
+        label   "VEX Precision"
+        export  none
+    }
 
 --HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
 Content-Disposition: attachment; filename="hdaroot/Parallel_transport.chn"
@@ -462,12 +468,13 @@ vex_updatenmls	[ 0	locks=0 ]	(	"off"	)
 vex_matchattrib	[ 0	locks=0 ]	(	id	)
 vex_inplace	[ 0	locks=0 ]	(	"off"	)
 vex_selectiongroup	[ 0	locks=0 ]	(	""	)
+vex_precision	[ 0	locks=0 ]	(	auto	)
 folder1	[ 0	locks=0 ]	(	0	0	)
 custom_first_tangent	[ 0	locks=0 ]	(	[ custom_first_tangent	0 ] 	)
 First_Tangent	[ 0	locks=0 ]	(	[ First_Tangentx	0 ] 	[ First_Tangenty	1 ] 	[ First_Tangentz	0 ] 	)
-Transported_Normal_Name	[ 0	locks=0 ]	(	[ Transported_Normal_Name	normal ] 	)
-Transported_Tangent_Name	[ 0	locks=0 ]	(	[ Transported_Tangent_Name	tangent ] 	)
-Transported_Bitangent_Name	[ 0	locks=0 ]	(	[ Transported_Bitangent_Name	bitangent ] 	)
+Transported_Normal_Name	[ 0	locks=0 ]	(	[ Transported_Normal_Name	mops_PT_normal ] 	)
+Transported_Tangent_Name	[ 0	locks=0 ]	(	[ Transported_Tangent_Name	mops_PT_tangent ] 	)
+Transported_Bitangent_Name	[ 0	locks=0 ]	(	[ Transported_Bitangent_Name	mops_PT_binormal ] 	)
 }
 
 --HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
@@ -481,6 +488,111 @@ Content-Type: text/plain
 	}
 }
 
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/pointwrangle1.init"
+Content-Type: text/plain
+
+type = attribwrangle
+matchesdef = 1
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/pointwrangle1.def"
+Content-Type: text/plain
+
+sopflags sopflags = 
+comment ""
+position 1.30462 0.330981
+connectornextid 2
+flags =  lock off model off template off footprint off xray off bypass off display off render off highlight off unload off savedata off compress on colordefault on exposed on
+outputsNamed3
+{
+1 "output1"
+}
+inputsNamed3
+{
+0 	reverse2 1 1 "input1"
+}
+inputs
+{
+0 	reverse2 0 1
+}
+stat
+{
+  create 1604290620
+  modify 1604291662
+  author Henry@GlaDOS
+  access 0777
+}
+color UT_Color RGB 0.8 0.8 0.8 
+delscript ""
+exprlanguage hscript
+end
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/pointwrangle1.chn"
+Content-Type: text/plain
+
+{
+    channel bindname1 {
+      lefttype = extend
+      righttype = extend
+      defaultString = \"mops_PT_normal\"
+      flags = 0
+      segment { length = 0 expr = chs(\"../Transported_Tangent_Name\") }
+    }
+    channel bindname2 {
+      lefttype = extend
+      righttype = extend
+      defaultString = \"\"
+      flags = 0
+      segment { length = 0 expr = chs(\"../Transported_Bitangent_Name\") }
+    }
+  }
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/pointwrangle1.parm"
+Content-Type: text/plain
+
+{
+version 0.8
+folder0	[ 0	locks=0 ]	(	1	1	)
+group	[ 0	locks=0 ]	(	""	)
+grouptype	[ 0	locks=0 ]	(	"guess"	)
+class	[ 0	locks=0 ]	(	"point"	)
+vex_numcount	[ 0	locks=0 ]	(	10	)
+vex_threadjobsize	[ 0	locks=0 ]	(	1024	)
+snippet	[ 0	locks=0 ]	(	"v@__tangent *= -1;
+v@__bitangent *= -1;"	)
+exportlist	[ 0	locks=0 ]	(	*	)
+vex_strict	[ 0	locks=0 ]	(	"off"	)
+autobind	[ 0	locks=0 ]	(	"on"	)
+bindings	[ 0	locks=0 ]	(	2	)
+groupautobind	[ 0	locks=0 ]	(	"on"	)
+groupbindings	[ 0	locks=0 ]	(	0	)
+vex_cwdpath	[ 0	locks=0 ]	(	.	)
+vex_outputmask	[ 0	locks=0 ]	(	*	)
+vex_updatenmls	[ 0	locks=0 ]	(	"off"	)
+vex_matchattrib	[ 0	locks=0 ]	(	id	)
+vex_inplace	[ 0	locks=0 ]	(	"off"	)
+vex_selectiongroup	[ 0	locks=0 ]	(	""	)
+vex_precision	[ 0	locks=0 ]	(	auto	)
+bindname1	[ 0	locks=0 ]	(	[ bindname1	mops_PT_tangent ] 	)
+bindparm1	[ 0	locks=0 ]	(	__tangent	)
+bindname2	[ 0	locks=0 ]	(	[ bindname2	mops_PT_binormal ] 	)
+bindparm2	[ 0	locks=0 ]	(	__bitangent	)
+}
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/pointwrangle1.userdata"
+Content-Type: text/plain
+
+{
+	"___Version___":{
+		"type":"string",
+		"value":""
+	}
+}
+
 --HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
 Content-Disposition: attachment; filename="hdaroot/IN.init"
 Content-Type: text/plain
@@ -538,7 +650,7 @@ Content-Type: text/plain
 {
 	"___Version___":{
 		"type":"string",
-		"value":"17.5.229"
+		"value":"18.0.597"
 	}
 }
 
@@ -555,7 +667,7 @@ Content-Type: text/plain
 
 sopflags sopflags = 
 comment ""
-position -1.08384e-16 2.00353
+position -0.124183 -1.95107
 connectornextid 1
 flags =  lock off model off template off footprint off xray off bypass off display on render on highlight off unload off savedata off compress on colordefault on exposed on
 outputsNamed3
@@ -563,16 +675,16 @@ outputsNamed3
 }
 inputsNamed3
 {
-0 	Parallel_transport 1 1 "input1"
+0 	switch3 1 1 "input1"
 }
 inputs
 {
-0 	Parallel_transport 0 1
+0 	switch3 0 1
 }
 stat
 {
   create 1520241574
-  modify 1573630152
+  modify 1604290620
   author Mo@Mo-PC
   access 0777
 }
@@ -598,7 +710,7 @@ Content-Type: text/plain
 {
 	"___Version___":{
 		"type":"string",
-		"value":"17.5.229"
+		"value":"18.0.597"
 	}
 }
 
@@ -633,7 +745,7 @@ inputs
 stat
 {
   create 1524271565
-  modify 1573630634
+  modify 1604290611
   author Henry@LAPPY586
   access 0777
 }
@@ -685,7 +797,7 @@ Content-Type: text/plain
 {
 	"___Version___":{
 		"type":"string",
-		"value":"17.5.229"
+		"value":"18.0.597"
 	}
 }
 
@@ -722,7 +834,7 @@ inputs
 stat
 {
   create 1573630626
-  modify 1574219171
+  modify 1604290611
   author Henry@LAPPY586
   access 0777
 }
@@ -781,7 +893,283 @@ Content-Type: text/plain
 {
 	"___Version___":{
 		"type":"string",
-		"value":"17.5.229"
+		"value":"18.0.597"
+	}
+}
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/switch2.init"
+Content-Type: text/plain
+
+type = switch
+matchesdef = 0
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/switch2.def"
+Content-Type: text/plain
+
+sopflags sopflags = 
+comment ""
+position -0.92559 3.34658
+connectornextid 3
+flags =  lock off model off template off footprint off xray off bypass off display off render off highlight off unload off savedata off compress on colordefault on exposed on
+outputsNamed3
+{
+1 "output1"
+}
+inputsNamed3
+{
+0 	switch1 2 1 "input1"
+2 	reverse1 1 1 "input2"
+}
+inputs
+{
+0 	switch1 0 1
+1 	reverse1 0 1
+}
+stat
+{
+  create 1604290137
+  modify 1604290611
+  author Henry@GlaDOS
+  access 0777
+}
+color UT_Color RGB 0.8 1 0.7 
+delscript ""
+exprlanguage hscript
+end
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/switch2.chn"
+Content-Type: text/plain
+
+{
+    channel input {
+      lefttype = extend
+      righttype = extend
+      flags = 0
+      segment { length = 0 expr = ch(\"../direction\") }
+    }
+  }
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/switch2.parm"
+Content-Type: text/plain
+
+{
+version 0.8
+input	[ 0	locks=0 ]	(	[ input	0 ] 	)
+}
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/switch2.userdata"
+Content-Type: text/plain
+
+{
+	"___Version___":{
+		"type":"string",
+		"value":"18.0.597"
+	}
+}
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/reverse1.init"
+Content-Type: text/plain
+
+type = reverse
+matchesdef = 0
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/reverse1.def"
+Content-Type: text/plain
+
+sopflags sopflags = 
+comment ""
+position 0.636501 4.06554
+connectornextid 2
+flags =  lock off model off template off footprint off xray off bypass off display off render off highlight off unload off savedata off compress on colordefault on exposed on
+outputsNamed3
+{
+1 "output1"
+}
+inputsNamed3
+{
+0 	switch1 2 1 "input1"
+}
+inputs
+{
+0 	switch1 0 1
+}
+stat
+{
+  create 1604290143
+  modify 1604290478
+  author Henry@GlaDOS
+  access 0777
+}
+color UT_Color RGB 0.8 0.8 0.8 
+delscript ""
+exprlanguage hscript
+end
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/reverse1.parm"
+Content-Type: text/plain
+
+{
+version 0.8
+group	[ 0	locks=0 ]	(	""	)
+vtxsort	[ 0	locks=0 ]	(	"reverseu"	)
+vtxuoff	[ 0	locks=0 ]	(	0	)
+vtxvoff	[ 0	locks=0 ]	(	0	)
+}
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/reverse1.userdata"
+Content-Type: text/plain
+
+{
+	"___Version___":{
+		"type":"string",
+		"value":"18.0.597"
+	}
+}
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/switch3.init"
+Content-Type: text/plain
+
+type = switch
+matchesdef = 0
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/switch3.def"
+Content-Type: text/plain
+
+sopflags sopflags = 
+comment ""
+position -0.124183 -0.61475
+connectornextid 2
+flags =  lock off model off template off footprint off xray off bypass off display off render off highlight off unload off savedata off compress on colordefault on exposed on
+outputsNamed3
+{
+1 "output1"
+}
+inputsNamed3
+{
+3 	Parallel_transport 1 1 "input1"
+0 	pointwrangle1 1 1 "input2"
+}
+inputs
+{
+0 	Parallel_transport 0 1
+1 	pointwrangle1 0 1
+}
+stat
+{
+  create 1604290137
+  modify 1604290621
+  author Henry@GlaDOS
+  access 0777
+}
+color UT_Color RGB 0.8 1 0.7 
+delscript ""
+exprlanguage hscript
+end
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/switch3.chn"
+Content-Type: text/plain
+
+{
+    channel input {
+      lefttype = extend
+      righttype = extend
+      flags = 0
+      segment { length = 0 expr = ch(\"../switch2/input\") }
+    }
+  }
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/switch3.parm"
+Content-Type: text/plain
+
+{
+version 0.8
+input	[ 8	locks=0 ]	(	[ input	0 ] 	)
+}
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/switch3.userdata"
+Content-Type: text/plain
+
+{
+	"___Version___":{
+		"type":"string",
+		"value":"18.0.597"
+	}
+}
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/reverse2.init"
+Content-Type: text/plain
+
+type = reverse
+matchesdef = 0
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/reverse2.def"
+Content-Type: text/plain
+
+sopflags sopflags = 
+comment ""
+position 1.6365 1.52305
+connectornextid 2
+flags =  lock off model off template off footprint off xray off bypass off display off render off highlight off unload off savedata off compress on colordefault on exposed on
+outputsNamed3
+{
+1 "output1"
+}
+inputsNamed3
+{
+0 	Parallel_transport 1 1 "input1"
+}
+inputs
+{
+0 	Parallel_transport 0 1
+}
+stat
+{
+  create 1604290160
+  modify 1604290478
+  author Henry@GlaDOS
+  access 0777
+}
+color UT_Color RGB 0.8 0.8 0.8 
+delscript ""
+exprlanguage hscript
+end
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/reverse2.parm"
+Content-Type: text/plain
+
+{
+version 0.8
+group	[ 0	locks=0 ]	(	""	)
+vtxsort	[ 0	locks=0 ]	(	"reverseu"	)
+vtxuoff	[ 0	locks=0 ]	(	0	)
+vtxvoff	[ 0	locks=0 ]	(	0	)
+}
+
+--HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
+Content-Disposition: attachment; filename="hdaroot/reverse2.userdata"
+Content-Type: text/plain
+
+{
+	"___Version___":{
+		"type":"string",
+		"value":"18.0.597"
 	}
 }
 
@@ -789,12 +1177,17 @@ Content-Type: text/plain
 Content-Disposition: attachment; filename="hdaroot.order"
 Content-Type: text/plain
 
-5
+10
 Parallel_transport
 IN
 OUT
 polyframe2
 switch1
+switch2
+reverse1
+switch3
+reverse2
+pointwrangle1
 
 --HOUDINIMIMEBOUNDARY0xD3ADD339-0x00000F49-0x56B122C9-0x00000001HOUDINIMIMEBOUNDARY
 Content-Disposition: attachment; filename="hdaroot.net"
diff --git a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/DialogScript b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/DialogScript
index 0341293c..eb4582c0 100644
--- a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/DialogScript
+++ b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/DialogScript
@@ -43,6 +43,19 @@
         range   { 0 1 }
         parmtag { "autoscope" "0000000000000000" }
     }
+    parm {
+        name    "direction"
+        label   "Direction"
+        type    ordinal
+        default { "0" }
+        menu {
+            "0" "Next Edge"
+            "1" "Previous Edge"
+        }
+        range   { 0! 10 }
+        parmtag { "autoscope" "0000000000000000" }
+        parmtag { "script_callback_language" "python" }
+    }
     parm {
         name    "custom_first_tangent"
         label   "Custom First Tangent"
diff --git a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/ExtraFileOptions b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/ExtraFileOptions
index 469dd0e4..c8fbb6af 100644
--- a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/ExtraFileOptions
+++ b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/ExtraFileOptions
@@ -19,6 +19,10 @@
 		"type":"string",
 		"value":""
 	},
+	"ViewerStateModule/CodeGenInput":{
+		"type":"string",
+		"value":"{\n\t\"state_name\":\"\",\n\t\"state_label\":\"\",\n\t\"state_descr\":\"\",\n\t\"state_icon\":\"$HH/config/Icons\",\n\t\"state_debug_menu\":0,\n\t\"state_sample\":0,\n\t\"state_handler_indices\":[]\n}\n"
+	},
 	"mops_TD_tools_05.svg/Cursor":{
 		"type":"intarray",
 		"value":[1,1]
diff --git a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/TypePropertiesOptions b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/TypePropertiesOptions
index b4811492..a6d52acf 100644
--- a/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/TypePropertiesOptions
+++ b/otls/MOPS_Parallel_Transport.hda/MOPS_8_8Sop_1Parallel__Transport_8_81.0/TypePropertiesOptions
@@ -1,14 +1,14 @@
-SaveSpareParms := 0;
 CheckExternal := 1;
-SaveIcon := 1;
-GzipContents := 1;
 ContentsCompressionType := 1;
-UnlockOnCreate := 0;
-SaveCachedCode := 0;
+ForbidOutsideParms := 1;
+GzipContents := 1;
 LockContents := 1;
 MakeDefault := 1;
-UseDSParms := 1;
-ForbidOutsideParms := 1;
+ParmsFromVfl := 0;
 PrefixDroppedParmLabel := 0;
 PrefixDroppedParmName := 0;
-ParmsFromVfl := 0;
+SaveCachedCode := 0;
+SaveIcon := 1;
+SaveSpareParms := 0;
+UnlockOnCreate := 0;
+UseDSParms := 1;