Removed getNormal() from polygontools, it just calls B3DPolygon::getNormal()

Change-Id: I5a59ff8e0db1aee52d0b683c9c64e4b18b64e66b
Reviewed-on: https://gerrit.libreoffice.org/16077Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Caolán McNamara <caolanm@redhat.com>
Tested-by: Caolán McNamara <caolanm@redhat.com>

basegfx/source/polygon/b3dpolygontools.cxx

@@ -72,11 +72,6 @@ namespace basegfx
             return aRetval;
         }
 
-        B3DVector getNormal(const B3DPolygon& rCandidate)
-        {
-            return rCandidate.getNormal();
-        }
-
         double getLength(const B3DPolygon& rCandidate)
         {
             double fRetval(0.0);

chart2/source/view/main/Stripe.cxx

@@ -131,7 +131,7 @@ drawing::Direction3D Stripe::getNormal() const
         aPolygon3D.append(Position3DToB3DPoint( m_aPoint2 ));
         aPolygon3D.append(Position3DToB3DPoint( m_aPoint3 ));
         aPolygon3D.append(Position3DToB3DPoint( m_aPoint4 ));
-        ::basegfx::B3DVector aNormal(::basegfx::tools::getNormal(aPolygon3D));
+        ::basegfx::B3DVector aNormal(aPolygon3D.getNormal());
         aRet = B3DVectorToDirection3D(aNormal);
     }
 

include/basegfx/polygon/b3dpolygontools.hxx

@@ -55,9 +55,6 @@ namespace basegfx
         // get size of polygon. Control vectors are included in that ranges.
         BASEGFX_DLLPUBLIC B3DRange getRange(const B3DPolygon& rCandidate);
 
-        // get normal vector of polygon
-        BASEGFX_DLLPUBLIC B3DVector getNormal(const B3DPolygon& rCandidate);
-
         // get area of polygon
         BASEGFX_DLLPUBLIC double getArea(const ::basegfx::B3DPolygon& rCandidate);
 

svx/source/engine3d/polygn3d.cxx

@@ -73,7 +73,7 @@ void E3dPolygonObj::CreateDefaultNormals()
         basegfx::B3DPolygon aNormals;
 
         // Get normal (and invert)
-        basegfx::B3DVector aNormal(-basegfx::tools::getNormal(aPolygon));
+        basegfx::B3DVector aNormal(-aPolygon.getNormal());
 
         // Fill new polygon
         for(sal_uInt32 b(0L); b < aPolygon.count(); b++)
@@ -104,7 +104,7 @@ void E3dPolygonObj::CreateDefaultTexture()
         basegfx::B3DRange aVolume(basegfx::tools::getRange(aPolygon));
 
         // Get normal
-        basegfx::B3DVector aNormal(basegfx::tools::getNormal(aPolygon));
+        basegfx::B3DVector aNormal(aPolygon.getNormal());
         aNormal.setX(fabs(aNormal.getX()));
         aNormal.setY(fabs(aNormal.getY()));
         aNormal.setZ(fabs(aNormal.getZ()));