SoHeightMapToNormalMap.h

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#ifndef COIN_SOHEIGHTMAPTONORMALMAP_H
#define COIN_SOHEIGHTMAPTONORMALMAP_H

#include <Inventor/SbVec2s.h>
#include <Inventor/engines/SoTexture2Convert.h>
#include <Inventor/fields/SoSFEnum.h>

class SbImage;

class COIN_DLL_API SoHeightMapToNormalMap : public SoTexture2Convert {
  typedef SoTexture2Convert inherited;
  SO_ENGINE_HEADER(SoHeightMapToNormalMap);

public:
  static void initClass(void);
  SoHeightMapToNormalMap(void);

  enum NormalMapFormat {
    INT8
  };

  SoSFEnum format;

  static void convert(const unsigned char * srcptr, SbVec2s size, int nc, SbImage & dst_out);

protected:
  virtual void inputChanged(SoField * which);
  virtual void evaluate(void);

}; // SoHeightMapToNormalMap

#endif // !COIN_SOHEIGHTMAPTONORMALMAP_H