[brlcad-commits] SF.net SVN: brlcad:[51297] brlcad/trunk/src/librt/primitives/part/part_brep .cpp

[phoenixyjll]

Revision: 51297
          http://brlcad.svn.sourceforge.net/brlcad/?rev=51297&view=rev
Author:   phoenixyjll
Date:     2012-06-23 02:32:32 +0000 (Sat, 23 Jun 2012)
Log Message:
-----------
Add conditional logic to deal with spheres.

Modified Paths:
--------------
    brlcad/trunk/src/librt/primitives/part/part_brep.cpp

Modified: brlcad/trunk/src/librt/primitives/part/part_brep.cpp
===================================================================
--- brlcad/trunk/src/librt/primitives/part/part_brep.cpp        2012-06-22 
21:53:12 UTC (rev 51296)
+++ brlcad/trunk/src/librt/primitives/part/part_brep.cpp        2012-06-23 
02:32:32 UTC (rev 51297)
@@ -71,12 +71,14 @@
     ON_NurbsSurface *part_nurbs_surf = ON_NurbsSurface::New();
     part_surf->GetNurbForm(*part_nurbs_surf, 0.0);
 
-    (*b)->m_S.Append(part_nurbs_surf);
-    int surfindex = (*b)->m_S.Count();
-    ON_BrepFace& face = (*b)->NewFace(surfindex - 1);
-    // (*b)->FlipFace(face);
-    int faceindex = (*b)->m_F.Count();
-    (*b)->NewOuterLoop(faceindex-1);
+    if (!EQUAL(fabs(temp), ON_PI/2.0)) {
+       (*b)->m_S.Append(part_nurbs_surf);
+       int surfindex = (*b)->m_S.Count();
+       ON_BrepFace& face = (*b)->NewFace(surfindex - 1);
+       // (*b)->FlipFace(face);
+       int faceindex = (*b)->m_F.Count();
+       (*b)->NewOuterLoop(faceindex-1);
+    }
 
     vect_t minusH;
     VREVERSE(minusH, pip->part_H);
@@ -94,12 +96,14 @@
     ON_NurbsSurface *v_nurbs_surf = ON_NurbsSurface::New();
     v_sph_surf->GetNurbForm(*v_nurbs_surf, 0.0);
 
-    (*b)->m_S.Append(v_nurbs_surf);
-    surfindex = (*b)->m_S.Count();
-    face = (*b)->NewFace(surfindex - 1);
-    (*b)->FlipFace(face);
-    faceindex = (*b)->m_F.Count();
-    (*b)->NewOuterLoop(faceindex-1);
+    if (!EQUAL(temp, -ON_PI/2.0)) {
+       (*b)->m_S.Append(v_nurbs_surf);
+       int surfindex = (*b)->m_S.Count();
+       ON_BrepFace& face = (*b)->NewFace(surfindex - 1);
+       (*b)->FlipFace(face);
+       int faceindex = (*b)->m_F.Count();
+       (*b)->NewOuterLoop(faceindex-1);
+    }
 
     ON_Plane hplane = ON_Plane(ON_3dPoint(origin), ON_3dPoint(pip->part_H), 
ON_3dPoint(r));
     ON_Circle hcircle = ON_Circle(hplane, pip->part_hrad);
@@ -116,12 +120,14 @@
     ON_NurbsSurface *h_nurbs_surf = ON_NurbsSurface::New();
     h_sph_surf->GetNurbForm(*h_nurbs_surf, 0.0);
 
-    (*b)->m_S.Append(h_nurbs_surf);
-    surfindex = (*b)->m_S.Count();
-    ON_BrepFace& face2 = (*b)->NewFace(surfindex - 1);
-    (*b)->FlipFace(face2);
-    faceindex = (*b)->m_F.Count();
-    (*b)->NewOuterLoop(faceindex-1);
+    if (!EQUAL(temp, ON_PI/2.0)) {
+       (*b)->m_S.Append(h_nurbs_surf);
+       int surfindex = (*b)->m_S.Count();
+       ON_BrepFace& face2 = (*b)->NewFace(surfindex - 1);
+       (*b)->FlipFace(face2);
+       int faceindex = (*b)->m_F.Count();
+       (*b)->NewOuterLoop(faceindex-1);
+    }
 }
 
 

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