Added some bindings for lua function liftAndDrag for NS

Common/LuaBindings.cpp

@@ -26,6 +26,7 @@
 #include "luaFunction.h"
 #include "function.h"
 #include "GModel.h"
+#include "GPoint.h"
 #include "Bindings.h"
 #include "GmshMessage.h"
 #include "Options.h"
@@ -405,6 +406,7 @@ binding::binding()
   GFace::registerBindings(this);
   GRegion::registerBindings(this);
   GModel::registerBindings(this);
+  GPoint::registerBindings(this);
   MElement::registerBindings(this);
   MVertex::registerBindings(this);
   MTriangle::registerBindings(this);

Geo/CMakeLists.txt

@@ -5,7 +5,7 @@
 
 set(SRC
   GEntity.cpp STensor3.cpp
-    GVertex.cpp GEdge.cpp GFace.cpp GRegion.cpp
+    GVertex.cpp GEdge.cpp GFace.cpp GRegion.cpp GPoint.cpp
     GEdgeLoop.cpp GEdgeCompound.cpp GFaceCompound.cpp GRegionCompound.cpp
     gmshVertex.cpp gmshEdge.cpp gmshFace.cpp gmshRegion.cpp gmshSurface.cpp
     OCCVertex.cpp OCCEdge.cpp OCCFace.cpp OCCRegion.cpp

Geo/GEdge.cpp

@@ -389,4 +389,13 @@ void GEdge::registerBindings(binding *b)
   mb = cb->addMethod("addLine", &GEdge::addLine);
   mb->setDescription("insert a line mesh element");
   mb->setArgNames("line", NULL);
+
+  mb = cb->addMethod("getLowBound", &GEdge::getLowBound);
+  mb->setDescription("get the lower bound of the parametrization of the Edge");
+  mb = cb->addMethod("getHighBound", &GEdge::getHighBound);
+  mb->setDescription("get the lower bound of the parametrization of the Edge");
+
+  //mb = cb->addMethod("point", &GEdge::point);
+  //mb->setDescription("returns the GPoint for a given double parameter");
+  //mb->setArgNames("double", NULL);
 }

Geo/GEdge.h

@@ -178,6 +178,16 @@ class GEdge : public GEntity {
   // gluing
   void replaceEndingPoints(GVertex *, GVertex *);
 
+  //get bounds
+  inline double getLowBound() const {  
+    Range<double> bounds = parBounds(0);
+    return bounds.low();
+  }
+  inline double getHighBound() const {  
+    Range<double> bounds = parBounds(0);
+    return bounds.high();
+  }
+
   struct {
     char Method;
     double coeffTransfinite;

Geo/GEntity.cpp

@@ -107,6 +107,7 @@ void GEntity::registerBindings(binding *b)
   mb = cb->addMethod("addPhysicalEntity", &GEntity::addPhysicalEntity);
   mb->setArgNames("physicalGroupId",NULL);
   mb->setDescription("add this element to a physical group.");
+
 }
 
 

Geo/GModel.cpp

@@ -247,6 +247,8 @@ GEdge *GModel::getEdgeByTag(int n) const
     return 0;
 }
 
+
+
 GVertex *GModel::getVertexByTag(int n) const
 {
   GEntity tmp((GModel*)this, n);
@@ -257,6 +259,21 @@ GVertex *GModel::getVertexByTag(int n) const
     return 0;
 }
 
+//we should have dynamic cast to GEdge* instead of returning GEntity*
+std::vector<GEntity*> GModel::getEdgesByStringTag(const std::string tag) 
+{
+ std::vector<GEntity*> allEdges;
+ std::map<int, std::vector<GEntity*> > physicalGroups[4];
+ this->getPhysicalGroups(physicalGroups);
+ allEdges = physicalGroups[1][this->getPhysicalNumber(1,tag)];
+ 
+}
+GEdge *GModel::getFirstEdgeByStringTag(const std::string tag) 
+{
+  std::vector<GEntity*> allEdges = this->getEdgesByStringTag(tag);
+  return (GEdge*)allEdges[0];
+}
+
 void GModel::remove(GRegion *r)
 {
   riter it = std::find(firstRegion(), lastRegion(), r);
@@ -2700,4 +2717,8 @@ void GModel::registerBindings(binding *b)
   cm->setDescription("Assigns partition tags to boundary elements. Should be called "
                      "only after the partitions have been assigned");
   cm->setArgNames("createGhostCells",NULL);
+
+  cm = cb->addMethod("getFirstEdgeByStringTag", &GModel::getFirstEdgeByStringTag);
+  cm->setDescription("return the first edge of the physical line with given tag.");
+  cm->setArgNames("string tag",NULL);
 }

Geo/GModel.h

@@ -209,6 +209,12 @@ class GModel
   GEdge *getEdgeByTag(int n) const;
   GVertex *getVertexByTag(int n) const;
 
+  //Emi- we should return vector of GEdges instead
+  std::vector<GEntity*> getEdgesByStringTag(const std::string tag) ;
+  //Emi - I do not know how to bind std::vector in lua so I return only first edge
+  //and used Compound Line to have a unique GEdge
+  GEdge *getFirstEdgeByStringTag(const std::string tag) ;
+  
   // for lua bindings, temporary solution while iterator are not binded
   std::vector<GRegion*> bindingsGetRegions();
   std::vector<GFace*> bindingsGetFaces();

Geo/GPoint.h

@@ -9,6 +9,7 @@
 #include <math.h>
 
 class GEntity;
+class binding;
 
 class GPoint
 {
@@ -54,6 +55,8 @@ class GPoint
   }
   bool succeeded() const{ return success; }
   bool setNoSuccess(){ success = false; return success; }
+
+  static void registerBindings(binding *b);
 };
 
 #endif