OSGImageFunctions.h

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#ifndef _OSGIMAGEFUNCTIONS_H_
#define _OSGIMAGEFUNCTIONS_H_
#ifdef __sgi
#pragma once
#endif

#include <OSGConfig.h>
#include <OSGSystemDef.h>
#include <OSGBaseTypes.h>
#include <OSGVector.h>
#include <OSGImage.h>

#include <vector>
#include <string>
#include <iostream>


OSG_BEGIN_NAMESPACE

enum SliceDataType {
  INVALID_SDT = 0,
  DEPTH_SDT,
  FRAME_SDT,
  SIDE_SDT
};

OSG_SYSTEMLIB_DLLMAPPING
bool createComposedImage ( std::vector<ImagePtr> srcImageVec,
                           ImagePtr              dstImage,
                           SliceDataType sliceDataType = DEPTH_SDT );


OSG_SYSTEMLIB_DLLMAPPING 
bool createNormalMapFromBump ( ImagePtr srcImage,
                               ImagePtr dstImage,
                               Vec3f    normalMapScale);

enum AlphaValue {
  NONE_AVT = 0,
  SOURCE_AVT,
  GRADIENT_AVT
};  

OSG_SYSTEMLIB_DLLMAPPING
void createNormalVolume ( ImagePtr srcImage,
                          ImagePtr dstImage,
                          AlphaValue alphaValue = NONE_AVT );

OSG_SYSTEMLIB_DLLMAPPING 
bool create2DPreIntegrationLUT ( ImagePtr dstImage,
                                 ImagePtr srcImage,
                                 Real32   thickness = 1.0 );
OSG_SYSTEMLIB_DLLMAPPING 
bool splitRGBA ( ImagePtr rgba,
                 ImagePtr rgb,
                 ImagePtr alpha);

OSG_SYSTEMLIB_DLLMAPPING 
bool mergeRGBA ( ImagePtr rgb,
                 ImagePtr alpha,
                 ImagePtr rgba);

OSG_SYSTEMLIB_DLLMAPPING 
bool createPhongTexture ( ImagePtr image,
                          UInt32   size = 512,
                          Real32   specular_exponent = 10,
                          Real32   ka = 0,
                          Real32   kd = 0,
                          Real32   ks = 1);

OSG_SYSTEMLIB_DLLMAPPING
bool createNormalizationCubeMap ( std::vector<ImagePtr> imageVec,
                                  UInt32 size );

OSG_SYSTEMLIB_DLLMAPPING
bool createNoise ( ImagePtr image,
                   Image::PixelFormat pixelformat = Image::OSG_RGBA_PF,
                   UInt16 numOctaves = 6,
                   UInt16 size = 128,
                   UInt8  dim  = 2,
                   bool   splitOctaves = false);

OSG_END_NAMESPACE

#include <OSGImageFunctions.inl>

#endif /* _OSGIMAGEFUNCTIONS_H_ */

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