From 8b5a4ad87f69d67ea4f311c5e86f64e5c2fb8b66 Mon Sep 17 00:00:00 2001
From: "eduardo.davila@creatis.insa-lyon.fr"
 <eduardo.davila@creatis.insa-lyon.fr>
Date: Thu, 17 Oct 2024 15:55:06 +0200
Subject: [PATCH] #3392 ContourReferenceGrid ContourReferenceStep xy and xz
 plane

---
 bbtk/bbs/boxes/ContourReferenceGrid.bbg | 295 ++++++++++++++----------
 bbtk/bbs/boxes/ContourReferenceGrid.bbs |  42 +++-
 bbtk/bbs/boxes/ContourReferenceStep.bbg | 101 ++++----
 bbtk/bbs/boxes/ContourReferenceStep.bbs |   8 +-
 4 files changed, 268 insertions(+), 178 deletions(-)

diff --git a/bbtk/bbs/boxes/ContourReferenceGrid.bbg b/bbtk/bbs/boxes/ContourReferenceGrid.bbg
index 790d8ea..a00e133 100644
--- a/bbtk/bbs/boxes/ContourReferenceGrid.bbg
+++ b/bbtk/bbs/boxes/ContourReferenceGrid.bbg
@@ -14,87 +14,87 @@ PACKAGENAME:creaContours
 COMPLEXOUTPUTS:1
 COMPLEX_PORT
 boxChange
-116.538660:-148.539367:-900.000000
+113.082473:-54.266827:-900.000000
 FIN_COMPLEX_PORT
 COMPLEXINPUTS:8
 COMPLEX_PORT
 boxExecute
-8.165968:169.597608:-900.000000
+9.775647:163.338449:-900.000000
 FIN_COMPLEX_PORT
 COMPLEX_PORT
 NameFileContour
-113.789720:171.064826:-900.000000
+115.399399:164.805667:-900.000000
 FIN_COMPLEX_PORT
 COMPLEX_PORT
 Image
--8.372308:169.902604:-900.000000
+-6.762629:163.643445:-900.000000
 FIN_COMPLEX_PORT
 COMPLEX_PORT
 RenderXY
--81.802959:169.021745:-900.000000
+-52.452067:162.166001:-900.000000
 FIN_COMPLEX_PORT
 COMPLEX_PORT
 RenderYZ
--46.447084:169.378756:-900.000000
+-94.055686:164.014475:-900.000000
 FIN_COMPLEX_PORT
 COMPLEX_PORT
 opacity
--127.062134:167.977360:-900.000000
+-125.452455:161.718201:-900.000000
 FIN_COMPLEX_PORT
 COMPLEX_PORT
 iaxis
-218.678398:168.750111:-900.000000
+220.288077:162.490952:-900.000000
 FIN_COMPLEX_PORT
 COMPLEX_PORT
 _direction
--160.923337:166.411266:-900.000000
+-171.247389:160.374539:-900.000000
 FIN_COMPLEX_PORT
-BOXES:43
+BOXES:46
 BOX
 std:VectorFilterDouble:Box05
 ISEXEC:FALSE
-128.715772:127.135834:-900.000000
-154.995772:124.635834:-900.000000
+157.730173:118.143585:-900.000000
+184.010173:115.643585:-900.000000
 FIN_BOX
 BOX
 creaMaracasVisu:ReadCreaContourFile:Box26
 ISEXEC:FALSE
-62.262235:155.608593:-900.000000
-84.977235:153.108593:-900.000000
+72.301595:141.772466:-900.000000
+95.016595:139.272466:-900.000000
 PORT
 FromDirection:"0"
 FIN_BOX
 BOX
 std:MixingVectors:Box31
 ISEXEC:FALSE
-116.074921:60.207674:-900.000000
-138.834921:57.707674:-900.000000
+234.051107:47.446082:-900.000000
+256.811107:44.946082:-900.000000
 FIN_BOX
 BOX
 vtk:vtkImageDataPointerRelay:Box32
 ISEXEC:FALSE
--20.410782:154.202084:-900.000000
-2.799218:151.702084:-900.000000
+-21.050317:148.776391:-900.000000
+2.159683:146.276391:-900.000000
 FIN_BOX
 BOX
 vtk:ImageVtkProperties:Box33
 ISEXEC:FALSE
--22.635032:146.332975:-900.000000
--0.100032:143.832975:-900.000000
+-24.030381:136.764867:-900.000000
+-1.495381:134.264867:-900.000000
 FIN_BOX
 BOX
 std:GetVectorDoubleElement:Box37
 ISEXEC:FALSE
--20.630301:132.317699:-900.000000
-2.494699:129.817699:-900.000000
+-21.981353:122.705295:-900.000000
+1.143647:120.205295:-900.000000
 PORT
 I:"2"
 FIN_BOX
 BOX
 std:CreateArithmeticSuiteVector:Box38
 ISEXEC:FALSE
-140.972993:60.487358:-900.000000
-164.392993:57.987358:-900.000000
+80.180013:59.275430:-900.000000
+103.600013:56.775430:-900.000000
 PORT
 Delta:"0"
 PORT
@@ -103,20 +103,20 @@ FIN_BOX
 BOX
 std:GetDoubleVectorSize:Box39
 ISEXEC:FALSE
-140.609654:112.662844:-900.000000
-163.324654:110.162844:-900.000000
+162.802349:104.866608:-900.000000
+185.517349:102.366608:-900.000000
 FIN_BOX
 BOX
 std:MixingVectors:Box45
 ISEXEC:FALSE
-46.849078:66.633198:-900.000000
-69.609078:64.133198:-900.000000
+48.225550:61.907374:-900.000000
+70.985550:59.407374:-900.000000
 FIN_BOX
 BOX
 std:CreateArithmeticSuiteVector:Box46
 ISEXEC:FALSE
-143.312552:74.234146:-900.000000
-166.732552:71.734146:-900.000000
+121.416449:59.371518:-900.000000
+144.836449:56.871518:-900.000000
 PORT
 Delta:"0"
 PORT
@@ -125,20 +125,20 @@ FIN_BOX
 BOX
 std:ConcatStrings:Box47
 ISEXEC:FALSE
--19.645798:138.253481:-900.000000
-3.114202:135.753481:-900.000000
+-18.095410:128.929006:-900.000000
+4.664590:126.429006:-900.000000
 FIN_BOX
 BOX
 vtk:Transform:Box49
 ISEXEC:FALSE
-16.354091:63.427384:-900.000000
-37.909091:60.927384:-900.000000
+10.896341:68.119323:-900.000000
+32.451341:65.619323:-900.000000
 FIN_BOX
 BOX
 creaMaracasVisu:DrawAxisTree3D:Box50
 ISEXEC:FALSE
-208.237772:-88.036886:-900.000000
-236.277772:-90.536886:-900.000000
+193.524999:9.520575:-900.000000
+221.564999:7.020575:-900.000000
 PORT
 Colour:"1 1 0"
 PORT
@@ -149,62 +149,62 @@ FIN_BOX
 BOX
 std:MixingVectors:Box51
 ISEXEC:FALSE
-205.304051:47.094117:-900.000000
-228.064051:44.594117:-900.000000
+188.532441:45.628696:-900.000000
+211.292441:43.128696:-900.000000
 FIN_BOX
 BOX
 std:CreateArithmeticSuiteVector:Box59
 ISEXEC:FALSE
-192.446874:74.637069:-900.000000
-215.866874:72.137069:-900.000000
+189.469643:77.081240:-900.000000
+212.889643:74.581240:-900.000000
 PORT
 Delta:"0"
 PORT
-FirstValue:"1000"
+FirstValue:"1500"
 FIN_BOX
 BOX
 std:Mul:Box62
 ISEXEC:FALSE
-191.423016:87.240470:-900.000000
-212.398016:84.740470:-900.000000
+188.742058:84.495173:-900.000000
+209.717058:81.995173:-900.000000
 PORT
 In2:"2"
 FIN_BOX
 BOX
 std:ConcatStrings:Box58
 ISEXEC:FALSE
--132.384395:155.244824:-900.000000
--109.624395:152.744824:-900.000000
+-138.284440:150.325156:-900.000000
+-115.524440:147.825156:-900.000000
 FIN_BOX
 BOX
 std:MagicBox:Box61
 ISEXEC:FALSE
-5.341662:160.978996:-900.000000
-26.941662:158.478996:-900.000000
+6.951341:154.719837:-900.000000
+28.551341:152.219837:-900.000000
 FIN_BOX
 BOX
 std:ConcatStrings:Box63
 ISEXEC:FALSE
-108.917105:157.992916:-900.000000
-131.677105:155.492916:-900.000000
+110.526784:151.733757:-900.000000
+133.286784:149.233757:-900.000000
 FIN_BOX
 BOX
 std:MagicBox:Box64
 ISEXEC:FALSE
--94.229764:154.673505:-900.000000
--72.629764:152.173505:-900.000000
+-56.621454:148.781761:-900.000000
+-35.021454:146.281761:-900.000000
 FIN_BOX
 BOX
 std:MagicBox:Box65
 ISEXEC:FALSE
--50.465241:155.912843:-900.000000
--28.865241:153.412843:-900.000000
+-97.369822:147.430695:-900.000000
+-75.769822:144.930695:-900.000000
 FIN_BOX
 BOX
 creaVtk:Actor:Box30
 ISEXEC:FALSE
-210.320746:-117.728198:-900.000000
-231.480746:-120.228198:-900.000000
+205.646397:-13.710362:-900.000000
+226.806397:-16.210362:-900.000000
 PORT
 Active:"true"
 PORT
@@ -217,8 +217,8 @@ FIN_BOX
 BOX
 creaVtk:Actor:Box35
 ISEXEC:FALSE
-58.854186:-112.682559:-900.000000
-80.014186:-115.182559:-900.000000
+9.286598:-14.867114:-900.000000
+30.446598:-17.367114:-900.000000
 PORT
 Active:"true"
 PORT
@@ -233,56 +233,58 @@ FIN_BOX
 BOX
 std:VectorFilterDouble:Box40
 ISEXEC:FALSE
-127.568580:119.708589:-900.000000
-153.848580:117.208589:-900.000000
+158.266260:112.111688:-900.000000
+184.546260:109.611688:-900.000000
 PORT
 Type:"8"
 FIN_BOX
 BOX
 std:ConcatStrings:Box44
 ISEXEC:FALSE
-212.241288:158.028841:-900.000000
-235.001288:155.528841:-900.000000
+217.866981:151.716547:-900.000000
+240.626981:149.216547:-900.000000
 FIN_BOX
 BOX
 std:MultipleInputs:Box48
 ISEXEC:FALSE
-116.312760:-139.367458:-900.000000
-138.282760:-141.867458:-900.000000
+111.151146:-37.298681:-900.000000
+133.121146:-39.798681:-900.000000
 FIN_BOX
 BOX
 creaMaracasVisu:DrawAxisTree3D:Box54
 ISEXEC:FALSE
-63.155919:-89.341618:-900.000000
-91.195919:-91.841618:-900.000000
+55.406476:4.068560:-900.000000
+83.446476:1.568560:-900.000000
 PORT
 Colour:"1 1 0"
 PORT
 LineWidth:"1"
 PORT
+Opacity:"0"
+PORT
 iAxis:"12"
 FIN_BOX
 BOX
 std:MathOperationVector:Box66
 ISEXEC:FALSE
-82.744777:134.160342:-900.000000
-107.264777:131.660342:-900.000000
+102.789078:120.694116:-900.000000
+127.309078:118.194116:-900.000000
 PORT
 Type:"-17"
 FIN_BOX
 BOX
 std:GetVectorDoubleElement:Box68
 ISEXEC:FALSE
-82.028594:124.306380:-900.000000
-105.153594:121.806380:-900.000000
+99.326493:113.719445:-900.000000
+122.451493:111.219445:-900.000000
 PORT
 I:"0"
 FIN_BOX
 BOX
 std:CreateArithmeticSuiteVector:Box71
 ISEXEC:FALSE
-228.324202:56.897298:-900.000000
-251.744202:54.397298:-900.000000
+227.863781:61.433292:-900.000000
+251.283781:58.933292:-900.000000
 PORT
 Delta:"0"
 PORT
@@ -291,8 +293,8 @@ FIN_BOX
 BOX
 std:CreateArithmeticSuiteVector:Box72
 ISEXEC:FALSE
-89.878244:86.820488:-900.000000
-113.298244:84.320488:-900.000000
+94.640150:75.265870:-900.000000
+118.060150:72.765870:-900.000000
 PORT
 Delta:"0"
 PORT
@@ -301,24 +303,24 @@ FIN_BOX
 BOX
 std:MathOperationVector:Box73
 ISEXEC:FALSE
-50.125635:134.641049:-900.000000
-74.645635:132.141049:-900.000000
+69.084664:118.494866:-900.000000
+93.604664:115.994866:-900.000000
 PORT
 Type:"-16"
 FIN_BOX
 BOX
 std:GetVectorDoubleElement:Box74
 ISEXEC:FALSE
-36.398578:124.689120:-900.000000
-59.523578:122.189120:-900.000000
+57.550298:111.112152:-900.000000
+80.675298:108.612152:-900.000000
 PORT
 I:"0"
 FIN_BOX
 BOX
 std:CreateArithmeticSuiteVector:Box76
 ISEXEC:FALSE
-39.263854:86.671631:-900.000000
-62.683854:84.171631:-900.000000
+52.423866:79.150458:-900.000000
+75.843866:76.650458:-900.000000
 PORT
 Delta:"0"
 PORT
@@ -327,8 +329,8 @@ FIN_BOX
 BOX
 std:CreateArithmeticSuiteVector:Box77
 ISEXEC:FALSE
-181.636107:60.405781:-900.000000
-205.056107:57.905781:-900.000000
+184.752185:57.667493:-900.000000
+208.172185:55.167493:-900.000000
 PORT
 Delta:"0"
 PORT
@@ -337,62 +339,88 @@ FIN_BOX
 BOX
 std:GetVectorDoubleElement:Box82
 ISEXEC:FALSE
-89.017988:119.351672:-900.000000
-112.142988:116.851672:-900.000000
+114.156420:110.403719:-900.000000
+137.281420:107.903719:-900.000000
 PORT
 I:"1"
 FIN_BOX
 BOX
 std:GetVectorDoubleElement:Box83
 ISEXEC:FALSE
-52.331201:120.045368:-900.000000
-75.456201:117.545368:-900.000000
+62.386574:106.778477:-900.000000
+85.511574:104.278477:-900.000000
 PORT
 I:"1"
 FIN_BOX
 BOX
 std:Mul:Box84
 ISEXEC:FALSE
-58.042408:114.629344:-900.000000
-79.017408:112.129344:-900.000000
+62.427791:99.669108:-900.000000
+83.402791:97.169108:-900.000000
 PORT
-In2:"-1"
+In2:"1"
 FIN_BOX
 BOX
 std:Add:Box85
 ISEXEC:FALSE
-57.860957:107.599916:-900.000000
-78.895957:105.099916:-900.000000
+63.645716:92.359804:-900.000000
+84.680716:89.859804:-900.000000
 FIN_BOX
 BOX
 std:Mul:Box86
 ISEXEC:FALSE
-96.404730:114.264868:-900.000000
-117.379730:111.764868:-900.000000
+117.427587:103.011469:-900.000000
+138.402587:100.511469:-900.000000
 PORT
-In2:"-1"
+In2:"1"
 FIN_BOX
 BOX
 std:Add:Box87
 ISEXEC:FALSE
-97.099146:107.775127:-900.000000
-118.134146:105.275127:-900.000000
+119.996563:96.030435:-900.000000
+141.031563:93.530435:-900.000000
 FIN_BOX
 BOX
 std:Mul:Box70
 ISEXEC:FALSE
-144.561071:85.872255:-900.000000
-165.536071:83.372255:-900.000000
+151.408093:86.073407:-900.000000
+172.383093:83.573407:-900.000000
 PORT
 In2:"2"
 FIN_BOX
 BOX
-std:MagicBox:Box75
+std:StringSelect:Box96
+ISEXEC:FALSE
+42.174578:119.985928:-900.000000
+66.694578:117.485928:-900.000000
+PORT
+In0:"1"
+PORT
+In1:"-1"
+FIN_BOX
+BOX
+std:MagicBox:Box97
 ISEXEC:FALSE
--161.124686:156.343813:-900.000000
--139.524686:153.843813:-900.000000
+-174.468974:151.515180:-900.000000
+-152.868974:149.015180:-900.000000
 FIN_BOX
-CONNECTIONS:74
+BOX
+std:VectorFilterDouble:Box98
+ISEXEC:FALSE
+116.351089:33.506105:-900.000000
+142.631089:31.006105:-900.000000
+PORT
+Type:"16"
+FIN_BOX
+BOX
+std:VectorFilterDouble:Box99
+ISEXEC:FALSE
+227.361074:29.619866:-900.000000
+253.641074:27.119866:-900.000000
+PORT
+Type:"16"
+FIN_BOX
+CONNECTIONS:83
 CONNECTION
 Box26:LstZ:Box05:In0
 NumberOfControlPoints:0
@@ -418,12 +446,6 @@ CONNECTION
 Box38:ArithmeticSuiteVector:Box50:lstIndexs
 NumberOfControlPoints:0
 CONNECTION
-Box31:Out:Box50:lstPointY
-NumberOfControlPoints:0
-CONNECTION
-Box59:ArithmeticSuiteVector:Box50:lstPointX
-NumberOfControlPoints:0
-CONNECTION
 Box39:VectorSize:Box62:In1
 NumberOfControlPoints:0
 CONNECTION
@@ -478,9 +500,6 @@ CONNECTION
 Box61:BoxChange:Box48:BoxExecute
 NumberOfControlPoints:0
 CONNECTION
-Box58:Out:Box54:Opacity
-NumberOfControlPoints:0
-CONNECTION
 Box65:Out:Box54:Renderer
 NumberOfControlPoints:0
 CONNECTION
@@ -493,12 +512,6 @@ CONNECTION
 Box45:Out:Box54:lstPointX
 NumberOfControlPoints:0
 CONNECTION
-Box31:Out:Box54:lstPointY
-NumberOfControlPoints:0
-CONNECTION
-Box46:ArithmeticSuiteVector:Box54:lstPointZ
-NumberOfControlPoints:0
-CONNECTION
 Box54:OutAxis:Box35:In
 NumberOfControlPoints:0
 CONNECTION
@@ -526,9 +539,6 @@ CONNECTION
 Box66:Out:Box68:In
 NumberOfControlPoints:0
 CONNECTION
-Box51:Out:Box50:lstPointZ
-NumberOfControlPoints:0
-CONNECTION
 Box39:VectorSize:Box71:Size
 NumberOfControlPoints:0
 CONNECTION
@@ -613,6 +623,51 @@ CONNECTION
 Box48:BoxChange:boxChange:boxChange
 NumberOfControlPoints:0
 CONNECTION
-_direction:_direction:Box75:In
+Box59:ArithmeticSuiteVector:Box50:lstPointX
+NumberOfControlPoints:0
+CONNECTION
+Box58:Out:Box54:Opacity
+NumberOfControlPoints:0
+CONNECTION
+Box96:Out:Box84:In2
+NumberOfControlPoints:0
+CONNECTION
+Box96:Out:Box86:In2
+NumberOfControlPoints:0
+CONNECTION
+_direction:_direction:Box97:In
+NumberOfControlPoints:0
+CONNECTION
+Box97:Out:Box96:In
+NumberOfControlPoints:0
+CONNECTION
+Box46:ArithmeticSuiteVector:Box98:In0
+NumberOfControlPoints:0
+CONNECTION
+Box31:Out:Box98:In1
+NumberOfControlPoints:0
+CONNECTION
+Box98:Out0:Box54:lstPointY
+NumberOfControlPoints:0
+CONNECTION
+Box98:Out1:Box54:lstPointZ
+NumberOfControlPoints:0
+CONNECTION
+Box97:Out:Box98:k1
+NumberOfControlPoints:0
+CONNECTION
+Box51:Out:Box99:In0
+NumberOfControlPoints:0
+CONNECTION
+Box31:Out:Box99:In1
+NumberOfControlPoints:0
+CONNECTION
+Box99:Out0:Box50:lstPointY
+NumberOfControlPoints:0
+CONNECTION
+Box99:Out1:Box50:lstPointZ
+NumberOfControlPoints:0
+CONNECTION
+Box97:Out:Box99:k1
 NumberOfControlPoints:0
 APP_END
diff --git a/bbtk/bbs/boxes/ContourReferenceGrid.bbs b/bbtk/bbs/boxes/ContourReferenceGrid.bbs
index 4140731..94e0816 100644
--- a/bbtk/bbs/boxes/ContourReferenceGrid.bbs
+++ b/bbtk/bbs/boxes/ContourReferenceGrid.bbs
@@ -56,7 +56,7 @@ new std:MixingVectors Box51
 
 new std:CreateArithmeticSuiteVector Box59
   set Box59.Delta "0"
-  set Box59.FirstValue "1000"
+  set Box59.FirstValue "1500"
 
 new std:Mul Box62
   set Box62.In2 "2"
@@ -94,6 +94,7 @@ new std:MultipleInputs Box48
 new creaMaracasVisu:DrawAxisTree3D Box54
   set Box54.Colour "1 1 0"
   set Box54.LineWidth "1"
+  set Box54.Opacity "0"
   set Box54.iAxis "12"
 
 new std:MathOperationVector Box66
@@ -131,19 +132,29 @@ new std:GetVectorDoubleElement Box83
   set Box83.I "1"
 
 new std:Mul Box84
-  set Box84.In2 "-1"
+  set Box84.In2 "1"
 
 new std:Add Box85
 
 new std:Mul Box86
-  set Box86.In2 "-1"
+  set Box86.In2 "1"
 
 new std:Add Box87
 
 new std:Mul Box70
   set Box70.In2 "2"
 
-new std:MagicBox Box75
+new std:StringSelect Box96
+  set Box96.In0 "1"
+  set Box96.In1 "-1"
+
+new std:MagicBox Box97
+
+new std:VectorFilterDouble Box98
+  set Box98.Type "16"
+
+new std:VectorFilterDouble Box99
+  set Box99.Type "16"
 
 
 connect Box26.LstZ Box05.In0
@@ -154,8 +165,6 @@ connect Box39.VectorSize Box38.Size
 connect Box33.Spacing Box49.Scale
 connect Box49.Out Box50.Transform
 connect Box38.ArithmeticSuiteVector Box50.lstIndexs
-connect Box31.Out Box50.lstPointY
-connect Box59.ArithmeticSuiteVector Box50.lstPointX
 connect Box39.VectorSize Box62.In1
 connect Box62.Out Box59.Size
 connect Box58.Out Box50.Opacity
@@ -167,13 +176,10 @@ connect Box05.Out0 Box40.In0
 connect Box30.BoxChange Box48.In4
 connect Box35.BoxChange Box48.In1
 connect Box61.BoxChange Box48.BoxExecute
-connect Box58.Out Box54.Opacity
 connect Box65.Out Box54.Renderer
 connect Box49.Out Box54.Transform
 connect Box38.ArithmeticSuiteVector Box54.lstIndexs
 connect Box45.Out Box54.lstPointX
-connect Box31.Out Box54.lstPointY
-connect Box46.ArithmeticSuiteVector Box54.lstPointZ
 connect Box54.OutAxis Box35.In
 connect Box44.Out Box54.iAxis
 connect Box44.Out Box50.iAxis
@@ -183,7 +189,6 @@ connect Box40.Out0 Box31.In2
 connect Box26.LstX Box66.In0
 connect Box26.LstY Box66.In1
 connect Box66.Out Box68.In
-connect Box51.Out Box50.lstPointZ
 connect Box39.VectorSize Box71.Size
 connect Box72.ArithmeticSuiteVector Box45.In2
 connect Box68.Out Box72.FirstValue
@@ -211,6 +216,21 @@ connect Box87.Out Box77.FirstValue
 connect Box82.Out Box86.In1
 connect Box70.Out Box46.Size
 connect Box39.VectorSize Box70.In1
+connect Box59.ArithmeticSuiteVector Box50.lstPointX
+connect Box58.Out Box54.Opacity
+connect Box96.Out Box84.In2
+connect Box96.Out Box86.In2
+connect Box97.Out Box96.In
+connect Box46.ArithmeticSuiteVector Box98.In0
+connect Box31.Out Box98.In1
+connect Box98.Out0 Box54.lstPointY
+connect Box98.Out1 Box54.lstPointZ
+connect Box97.Out Box98.k1
+connect Box51.Out Box99.In0
+connect Box31.Out Box99.In1
+connect Box99.Out0 Box50.lstPointY
+connect Box99.Out1 Box50.lstPointZ
+connect Box97.Out Box99.k1
 
 # Complex input ports
 input boxExecute Box61.BoxExecute " "
@@ -220,7 +240,7 @@ input RenderXY Box64.In " "
 input RenderYZ Box65.In " "
 input opacity Box58.In1 " "
 input iaxis Box44.In1 " "
-input _direction Box75.In " "
+input _direction Box97.In " "
 
 # Complex output ports
 output boxChange Box48.BoxChange " "
diff --git a/bbtk/bbs/boxes/ContourReferenceStep.bbg b/bbtk/bbs/boxes/ContourReferenceStep.bbg
index 8cc6a8f..1dff826 100644
--- a/bbtk/bbs/boxes/ContourReferenceStep.bbg
+++ b/bbtk/bbs/boxes/ContourReferenceStep.bbg
@@ -71,9 +71,9 @@ _wxvtkbaseview1
 FIN_COMPLEX_PORT
 COMPLEX_PORT
 _direction
--150.810013:164.563769:-900.000000
+-153.628900:170.604241:-900.000000
 FIN_COMPLEX_PORT
-BOXES:82
+BOXES:83
 BOX
 creaContours:SetViewerPosition:Box83
 ISEXEC:FALSE
@@ -139,24 +139,24 @@ FIN_BOX
 BOX
 std:GetVectorIntElement:Box156
 ISEXEC:FALSE
--294.488888:80.317375:-900.000000
--271.718888:77.817375:-900.000000
+-290.723660:89.176734:-900.000000
+-267.953660:86.676734:-900.000000
 PORT
 I:"0"
 FIN_BOX
 BOX
 std:GetVectorIntElement:Box157
 ISEXEC:FALSE
--220.404982:87.609065:-900.000000
--197.634982:85.109065:-900.000000
+-218.411626:88.273517:-900.000000
+-195.641626:85.773517:-900.000000
 PORT
 I:"1"
 FIN_BOX
 BOX
 std:GetVectorIntElement:Box158
 ISEXEC:FALSE
--170.922489:85.834136:-900.000000
--148.152489:83.334136:-900.000000
+-170.258037:67.672449:-900.000000
+-147.488037:65.172449:-900.000000
 PORT
 I:"2"
 FIN_BOX
@@ -267,8 +267,8 @@ FIN_BOX
 BOX
 std:VectorFilterDouble:Box283
 ISEXEC:FALSE
-111.379800:124.102933:-900.000000
-137.659800:121.602933:-900.000000
+122.007270:123.074468:-900.000000
+148.287270:120.574468:-900.000000
 FIN_BOX
 BOX
 std:CreateArithmeticSuiteVector:Box284
@@ -289,8 +289,8 @@ FIN_BOX
 BOX
 std:VectorFilterDouble:Box286
 ISEXEC:FALSE
-90.041093:35.084159:-900.000000
-116.321093:32.584159:-900.000000
+88.841217:35.769802:-900.000000
+115.121217:33.269802:-900.000000
 PORT
 Type:"10"
 FIN_BOX
@@ -331,14 +331,14 @@ FIN_BOX
 BOX
 std:GetVectorDoubleElement:Box298
 ISEXEC:FALSE
-70.198577:19.228366:-900.000000
-93.433577:16.728366:-900.000000
+90.788897:16.792042:-900.000000
+114.023897:14.292042:-900.000000
 FIN_BOX
 BOX
 std:ReplaceCleanString:Box299
 ISEXEC:FALSE
--198.947744:-45.713136:-900.000000
--176.282744:-48.213136:-900.000000
+-177.604704:-39.632581:-900.000000
+-154.939704:-42.132581:-900.000000
 PORT
 Search:".000000"
 FIN_BOX
@@ -357,8 +357,8 @@ FIN_BOX
 BOX
 wx:ComboBox:Box314
 ISEXEC:FALSE
--80.767930:80.311626:-900.000000
--54.487930:77.811626:-900.000000
+-74.787862:103.567444:-900.000000
+-48.507862:101.067444:-900.000000
 PORT
 In:"void"
 PORT
@@ -369,8 +369,8 @@ FIN_BOX
 BOX
 std:CreateArithmeticSuiteVector:Box315
 ISEXEC:FALSE
--74.081616:97.236712:-900.000000
--50.551616:94.736712:-900.000000
+-68.101548:120.492530:-900.000000
+-44.571548:117.992530:-900.000000
 PORT
 Delta:"1"
 PORT
@@ -381,20 +381,20 @@ FIN_BOX
 BOX
 std:ConcatStrings:Box316
 ISEXEC:FALSE
--80.727897:87.290080:-900.000000
--57.967897:84.790080:-900.000000
+-74.747829:110.545898:-900.000000
+-51.987829:108.045898:-900.000000
 FIN_BOX
 BOX
 std:ConcatStrings:Box317
 ISEXEC:FALSE
--60.909644:59.923021:-900.000000
--38.149644:57.423021:-900.000000
+-87.709206:94.031554:-900.000000
+-64.949206:91.531554:-900.000000
 FIN_BOX
 BOX
 std:StringSelect:Box318
 ISEXEC:FALSE
--245.225771:1.007881:-900.000000
--220.705771:-1.492119:-900.000000
+-102.019048:-23.457977:-900.000000
+-77.499048:-25.957977:-900.000000
 PORT
 In3:"-1"
 FIN_BOX
@@ -413,8 +413,8 @@ FIN_BOX
 BOX
 std:ConcatStrings:Box324
 ISEXEC:FALSE
--258.383491:39.167082:-900.000000
--235.623491:36.667082:-900.000000
+-256.168651:36.509274:-900.000000
+-233.408651:34.009274:-900.000000
 PORT
 In2:"  "
 PORT
@@ -423,8 +423,8 @@ FIN_BOX
 BOX
 std:GetVectorDoubleElement:Box326
 ISEXEC:FALSE
--125.975309:-38.875754:-900.000000
--102.740309:-41.375754:-900.000000
+-126.418277:-37.768334:-900.000000
+-103.183277:-40.268334:-900.000000
 PORT
 I:"1"
 FIN_BOX
@@ -447,8 +447,8 @@ FIN_BOX
 BOX
 std:ConcatStrings:Box329
 ISEXEC:FALSE
-23.496209:2.086436:-900.000000
-46.256209:-0.413564:-900.000000
+-84.069864:-9.188641:-900.000000
+-61.309864:-11.688641:-900.000000
 PORT
 In2:"  "
 PORT
@@ -627,22 +627,22 @@ FIN_BOX
 BOX
 std:Div:Box81
 ISEXEC:FALSE
-91.009059:0.592042:-900.000000
-111.934059:-1.907958:-900.000000
+89.749833:5.376465:-900.000000
+110.674833:2.876465:-900.000000
 FIN_BOX
 BOX
 std:GetVectorDoubleElement:Box82
 ISEXEC:FALSE
-164.544085:33.189061:-900.000000
-187.669085:30.689061:-900.000000
+149.483174:17.020730:-900.000000
+172.608174:14.520730:-900.000000
 PORT
 I:"1"
 FIN_BOX
 BOX
 std:MagicBox:Box75
 ISEXEC:FALSE
--169.665437:141.908019:-900.000000
--148.065437:139.408019:-900.000000
+-163.624965:160.029436:-900.000000
+-142.024965:157.529436:-900.000000
 FIN_BOX
 BOX
 std:VectorFilterDouble:Box76
@@ -698,7 +698,15 @@ ISEXEC:FALSE
 PORT
 Type:"2"
 FIN_BOX
-CONNECTIONS:137
+BOX
+std:MathOperation:Box102
+ISEXEC:FALSE
+86.082393:-4.348240:-900.000000
+108.292393:-6.848240:-900.000000
+PORT
+Type:"22"
+FIN_BOX
+CONNECTIONS:138
 CONNECTION
 Box86:Widget:Box84:Widget2
 NumberOfControlPoints:0
@@ -1039,12 +1047,6 @@ CONNECTION
 Box82:Out:Box81:In2
 NumberOfControlPoints:0
 CONNECTION
-Box81:Out:Box329:In3
-NumberOfControlPoints:0
-CONNECTION
-Box81:Out:Box299:In
-NumberOfControlPoints:0
-CONNECTION
 _direction:_direction:Box75:In
 NumberOfControlPoints:0
 CONNECTION
@@ -1110,4 +1112,13 @@ NumberOfControlPoints:0
 CONNECTION
 Box75:Out:Box83:Direction
 NumberOfControlPoints:0
+CONNECTION
+Box81:Out:Box102:In1
+NumberOfControlPoints:0
+CONNECTION
+Box102:Out:Box329:In3
+NumberOfControlPoints:0
+CONNECTION
+Box102:Out:Box299:In
+NumberOfControlPoints:0
 APP_END
diff --git a/bbtk/bbs/boxes/ContourReferenceStep.bbs b/bbtk/bbs/boxes/ContourReferenceStep.bbs
index efbb6b6..11282ab 100644
--- a/bbtk/bbs/boxes/ContourReferenceStep.bbs
+++ b/bbtk/bbs/boxes/ContourReferenceStep.bbs
@@ -248,6 +248,9 @@ new std:VectorFilterDouble Box96
 new std:MathOperationVector Box97
   set Box97.Type "2"
 
+new std:MathOperation Box102
+  set Box102.Type "22"
+
 
 connect Box86.Widget Box84.Widget2
 connect Box153.Widget Box154.Widget2
@@ -350,8 +353,6 @@ connect Box459.Out Box283.In0
 connect Box460.Out Box437.In
 connect Box298.Out Box81.In1
 connect Box82.Out Box81.In2
-connect Box81.Out Box329.In3
-connect Box81.Out Box299.In
 connect Box77.Out Box76.In0
 connect Box76.Out0 Box450.In
 connect Box75.Out Box76.k1
@@ -371,6 +372,9 @@ connect Box96.Out0 Box97.In1
 connect Box450.Out Box97.In0
 connect Box97.Out Box436.In
 connect Box75.Out Box83.Direction
+connect Box81.Out Box102.In1
+connect Box102.Out Box329.In3
+connect Box102.Out Box299.In
 
 # Complex input ports
 input _wxvtkbaseview2 Box452.In " "
-- 
2.47.1