Method _captureVerts

Engine/source/environment/decalRoad.cpp:1291–1604

}

void DecalRoad::_captureVerts()
{  
   PROFILE_SCOPE( DecalRoad_captureVerts );

   //Con::warnf( "%s - captureVerts", isServerObject() ? "server" : "client" );

   if ( isServerObject() )
   {
      //Con::errorf( "DecalRoad::_captureVerts - called on the server side!" );
      return;
   }

   if ( mEdges.size() == 0 )
      return;

   //
   // Construct ClippedPolyList objects for each pair
   // of roadEdges.
   // Use them to capture Terrain verts.
   //
   SphereF sphere;
   RoadEdge *edge = NULL;
   RoadEdge *nextEdge = NULL;

   mTriangleCount = 0;
   mVertCount = 0;

   Vector<ClippedPolyList> clipperList;

   for ( U32 i = 0; i < mEdges.size() - 1; i++ )
   {      
      Box3F box;
      edge = &mEdges[i];
      nextEdge = &mEdges[i+1];

      box.minExtents = edge->p1;
      box.maxExtents = edge->p1;
      box.extend( edge->p0 );
      box.extend( edge->p2 );
      box.extend( nextEdge->p0 );
      box.extend( nextEdge->p1 );
      box.extend( nextEdge->p2 );
      box.minExtents.z -= 5.0f;
      box.maxExtents.z += 5.0f;

      sphere.center = ( nextEdge->p1 + edge->p1 ) * 0.5f;
      sphere.radius = 100.0f; // NOTE: no idea how to calculate this

      ClippedPolyList clipper;
      clipper.mNormal.set(0.0f, 0.0f, 0.0f);
      VectorF n;
      PlaneF plane0, plane1;

      // Construct Back Plane
      n = edge->p2 - edge->p0;
      n.normalize();
      n = mCross( n, edge->uvec );      
      plane0.set( edge->p0, n );