winTexGen2D.cpp

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/////////////////////////////////////////////////////////////////////
// 5/22/03      Aaron Lefohn    Scientific Computing and Imaging Institute
// School of Computing          University of Utah
//
//  This library is free software; you can redistribute it and/or
//  modify it under the terms of the GNU Lesser General Public
//  License as published by the Free Software Foundation; either
//  version 2.1 of the License, or (at your option) any later version.
//
//  This library is distributed in the hope that it will be useful,
//  but WITHOUT ANY WARRANTY; without even the implied warranty of
//  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
//  Lesser General Public License for more details.
//
//  You should have received a copy of the GNU Lesser General Public
//  License along with this library; if not, write to the Free Software
//  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
////////////////////////////////////////////////////////////////////////
//
// WinTexGen2D: Generate the 2D texture coordinates in window coordinates
//                               (similar to scaleTexGen2D but no divide)
// 
/////////////////////////////////////////////////////////////////////

#include <texCoordGen/winTexGen2D.h>

using namespace gutz;

using namespace glift;

arrayo2f WinTexGen2D::operator()( const arrayw2f& verts, const vec3f& dimen )
{
   int numVerts   = verts.dim(0);
   int coordDimen = 2;
   arrayo2f texCoords( numVerts, 2, (float)0 );

   for(int v=0; v < numVerts; v++) {
      for(int c=0; c < coordDimen; c++) {
         texCoords[v][c] = verts[v][c];
      }
   }

   return texCoords;
}

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