Pow23GridDensityProvider.h

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/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 */
 
#pragma once
 
#include "GridDensityProvider.h"
 
namespace Freestyle {
 
class Pow23GridDensityProvider : public GridDensityProvider {
  // Disallow copying and assignment
  Pow23GridDensityProvider(const Pow23GridDensityProvider &other);
  Pow23GridDensityProvider &operator=(const Pow23GridDensityProvider &other);
 
 public:
  Pow23GridDensityProvider(OccluderSource &source, const real proscenium[4], unsigned numFaces);
  Pow23GridDensityProvider(OccluderSource &source,
                           const BBox<Vec3r> &bbox,
                           const GridHelpers::Transform &transform,
                           unsigned numFaces);
  Pow23GridDensityProvider(OccluderSource &source, unsigned numFaces);
 
 protected:
  unsigned numFaces;
 
 private:
  void initialize(const real proscenium[4]);
};
 
class Pow23GridDensityProviderFactory : public GridDensityProviderFactory {
 public:
  Pow23GridDensityProviderFactory(unsigned numFaces);
 
  AutoPtr<GridDensityProvider> newGridDensityProvider(OccluderSource &source,
                                                      const real proscenium[4]);
  AutoPtr<GridDensityProvider> newGridDensityProvider(OccluderSource &source,
                                                      const BBox<Vec3r> &bbox,
                                                      const GridHelpers::Transform &transform);
  AutoPtr<GridDensityProvider> newGridDensityProvider(OccluderSource &source);
 
 protected:
  unsigned numFaces;
};
 
} /* namespace Freestyle */