From: eap <eap@opencascade.com>
Date: Fri, 10 Oct 2014 11:23:38 +0000 (+0400)
Subject: 22770: SMESH: Bi-quadratic mesh convert with medium nodes on geometry
X-Git-Tag: V7_5_0a1~1
X-Git-Url: http://git.salome-platform.org/gitweb/?p=modules%2Fsmesh.git;a=commitdiff_plain;h=e16f6412dbdda05bd8b9800d5d15e046c521a529

22770: SMESH: Bi-quadratic mesh convert with medium nodes on geometry
---

diff --git a/src/SMESH/SMESH_MesherHelper.cxx b/src/SMESH/SMESH_MesherHelper.cxx
index 31f2d88b7..e89a75f56 100644
--- a/src/SMESH/SMESH_MesherHelper.cxx
+++ b/src/SMESH/SMESH_MesherHelper.cxx
@@ -594,14 +594,24 @@ gp_XY SMESH_MesherHelper::GetNodeUV(const TopoDS_Face&   F,
       Handle(Geom_Surface) S = BRep_Tool::Surface(F,loc);
       Standard_Boolean isUPeriodic = S->IsUPeriodic();
       Standard_Boolean isVPeriodic = S->IsVPeriodic();
+      gp_Pnt2d newUV = uv;
       if ( isUPeriodic || isVPeriodic ) {
         Standard_Real UF,UL,VF,VL;
         S->Bounds(UF,UL,VF,VL);
-        if(isUPeriodic)
-          uv.SetX( uv.X() + ShapeAnalysis::AdjustToPeriod(uv.X(),UF,UL));
-        if(isVPeriodic)
-          uv.SetY( uv.Y() + ShapeAnalysis::AdjustToPeriod(uv.Y(),VF,VL));
+        if ( isUPeriodic )
+          newUV.SetX( uv.X() + ShapeAnalysis::AdjustToPeriod(uv.X(),UF,UL));
+        if ( isVPeriodic )
+          newUV.SetY( uv.Y() + ShapeAnalysis::AdjustToPeriod(uv.Y(),VF,VL));
       }
+      if ( n2 )
+      {
+        gp_Pnt2d uv2 = GetNodeUV( F, n2, 0, check );
+        if ( isUPeriodic && Abs( uv.X()-uv2.X() ) < Abs( newUV.X()-uv2.X() ))
+          newUV.SetX( uv.X() );
+        if ( isVPeriodic && Abs( uv.Y()-uv2.Y() ) < Abs( newUV.Y()-uv2.Y() ))
+          newUV.SetY( uv.Y() );
+      }
+      uv = newUV;
     }
   }
   else if(Pos->GetTypeOfPosition()==SMDS_TOP_VERTEX)
diff --git a/src/SMESH/SMESH_MesherHelper.hxx b/src/SMESH/SMESH_MesherHelper.hxx
index 1540751f5..3e67d1364 100644
--- a/src/SMESH/SMESH_MesherHelper.hxx
+++ b/src/SMESH/SMESH_MesherHelper.hxx
@@ -167,15 +167,15 @@ class SMESH_EXPORT SMESH_MesherHelper
    *   a0   p0    a1
    */
   inline static gp_XY calcTFI(double x, double y,
-                              const gp_XY a0,const gp_XY a1,const gp_XY a2,const gp_XY a3,
-                              const gp_XY p0,const gp_XY p1,const gp_XY p2,const gp_XY p3);
+                              const gp_XY& a0,const gp_XY& a1,const gp_XY& a2,const gp_XY& a3,
+                              const gp_XY& p0,const gp_XY& p1,const gp_XY& p2,const gp_XY& p3);
 
   /*!
    * \brief Same as "gp_XY calcTFI(...)" but in 3D
    */
   inline static gp_XYZ calcTFI(double x, double y,
-                               const gp_XYZ a0,const gp_XYZ a1,const gp_XYZ a2,const gp_XYZ a3,
-                               const gp_XYZ p0,const gp_XYZ p1,const gp_XYZ p2,const gp_XYZ p3);
+                               const gp_XYZ& a0,const gp_XYZ& a1,const gp_XYZ& a2,const gp_XYZ& a3,
+                               const gp_XYZ& p0,const gp_XYZ& p1,const gp_XYZ& p2,const gp_XYZ& p3);
   /*!
    * \brief Count nb of sub-shapes
     * \param shape - the shape
@@ -725,8 +725,8 @@ public:
 //=======================================================================
 inline gp_XY
 SMESH_MesherHelper::calcTFI(double x, double y,
-                            const gp_XY a0,const gp_XY a1,const gp_XY a2,const gp_XY a3,
-                            const gp_XY p0,const gp_XY p1,const gp_XY p2,const gp_XY p3)
+                            const gp_XY& a0,const gp_XY& a1,const gp_XY& a2,const gp_XY& a3,
+                            const gp_XY& p0,const gp_XY& p1,const gp_XY& p2,const gp_XY& p3)
 {
   return
     ((1 - y) * p0 + x * p1 + y * p2 + (1 - x) * p3 ) -
@@ -735,8 +735,8 @@ SMESH_MesherHelper::calcTFI(double x, double y,
 //=======================================================================
 inline gp_XYZ
 SMESH_MesherHelper::calcTFI(double x, double y,
-                            const gp_XYZ a0,const gp_XYZ a1,const gp_XYZ a2,const gp_XYZ a3,
-                            const gp_XYZ p0,const gp_XYZ p1,const gp_XYZ p2,const gp_XYZ p3)
+                            const gp_XYZ& a0,const gp_XYZ& a1,const gp_XYZ& a2,const gp_XYZ& a3,
+                            const gp_XYZ& p0,const gp_XYZ& p1,const gp_XYZ& p2,const gp_XYZ& p3)
 {
   return
     ((1 - y) * p0 + x * p1 + y * p2 + (1 - x) * p3 ) -