From b8d71dd7a5dc8e03469fd189dc8ef0c46b8f4feb Mon Sep 17 00:00:00 2001
From: Joachim Schoeberl <joachim.schoeberl@tuwien.ac.at>
Date: Thu, 30 Apr 2009 12:13:49 +0000
Subject: [PATCH] occ-visual

---
 libsrc/geom2d/spline.cpp            | 3 ---
 libsrc/visualization/vscsg.cpp      | 6 ------
 libsrc/visualization/vsocc.cpp      | 4 +++-
 libsrc/visualization/vssolution.cpp | 8 +++++---
 4 files changed, 8 insertions(+), 13 deletions(-)

diff --git a/libsrc/geom2d/spline.cpp b/libsrc/geom2d/spline.cpp
index ccfd6bd9..d177cbd8 100644
--- a/libsrc/geom2d/spline.cpp
+++ b/libsrc/geom2d/spline.cpp
@@ -336,7 +336,4 @@ namespace netgen
     return sqrt(cosalpha + 1.)/(min2(l1,l2)*(1.-cosalpha));
   }
 
-
-
-
 }
diff --git a/libsrc/visualization/vscsg.cpp b/libsrc/visualization/vscsg.cpp
index af379043..1b36134e 100644
--- a/libsrc/visualization/vscsg.cpp
+++ b/libsrc/visualization/vscsg.cpp
@@ -74,12 +74,6 @@ void VisualSceneGeometry :: DrawScene ()
   double transp = vispar.transp;
 
 
-
-
-
-
-
-
   glMaterialf (GL_FRONT_AND_BACK, GL_SHININESS, shine);
   glLogicOp (GL_COPY);
   
diff --git a/libsrc/visualization/vsocc.cpp b/libsrc/visualization/vsocc.cpp
index 43688198..98aa69bc 100644
--- a/libsrc/visualization/vsocc.cpp
+++ b/libsrc/visualization/vsocc.cpp
@@ -71,7 +71,7 @@ namespace netgen
 
       glEnable (GL_BLEND);
       glBlendFunc (GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
-
+      
       //  glEnable (GL_LIGHTING);
 
       double shine = vispar.shininess;
@@ -80,6 +80,8 @@ namespace netgen
       glMaterialf (GL_FRONT_AND_BACK, GL_SHININESS, shine);
       glLogicOp (GL_COPY);
 
+      glEnable (GL_NORMALIZE);
+
       float mat_col[] = {  0.2f, 0.2f, 0.8f, 1.0f};
       glMaterialfv (GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, mat_col);
 
diff --git a/libsrc/visualization/vssolution.cpp b/libsrc/visualization/vssolution.cpp
index 1e900c09..df5c1fe0 100644
--- a/libsrc/visualization/vssolution.cpp
+++ b/libsrc/visualization/vssolution.cpp
@@ -2035,9 +2035,11 @@ namespace netgen
       vsol->soltype==SOL_VIRTUALFUNCTION)
     */
 
-    // if (autoscale)
-    // GetMinMax (vecfunction, 0, minval, maxval);
-
+    /*
+      // was commented out, JS Apr 2009
+    if (autoscale && !scalfunction)
+      GetMinMax (vecfunction, 0, minval, maxval);
+    */
     glColor3d (1.0, 1.0, 1.0);
     // glPolygonMode (GL_FRONT_AND_BACK, GL_FILL);