class OSGUTIL_EXPORT osgUtil::HighlightMapGenerator

This cube map generator produces a specular highlight map.

Inheritance:

Public Methods

HighlightMapGenerator( const osg::Vec3 &light_direction, const osg::Vec4 &light_color, float specular_exponent, int texture_size = 64)

HighlightMapGenerator(const HighlightMapGenerator &copy, const osg::CopyOp &copyop = osg::CopyOp::SHALLOW_COPY)

inline osg::Vec4 compute_color(const osg::Vec3 &R) const

Protected Methods

virtual ~HighlightMapGenerator()

HighlightMapGenerator& operator=(const HighlightMapGenerator &)

inline virtual osg::Vec4 compute_color(const osg::Vec3 &R) const

Inherited from CubeMapGenerator:

Public Methods

void generateMap(bool use_osg_system = true)

inline osg::Image* getImage(osg::TextureCubeMap::Face face)

inline const osg::Image* getImage(osg::TextureCubeMap::Face face) const

inline void set_pixel(int index, int c, int r, const osg::Vec4 &color)

inline osg::Vec4 vector_to_color(const osg::Vec3 &vec)

Protected Methods

inline static osg::Vec4 vector_to_color(const osg::Vec3 &vec)

Documentation

This cube map generator produces a specular highlight map. The vector-color association is: C = (R dot (-L)) ^ n, where C is the resulting color, R is the reflection vector, L is the light direction and n is the specular exponent.

HighlightMapGenerator( const osg::Vec3 &light_direction, const osg::Vec4 &light_color, float specular_exponent, int texture_size = 64)

HighlightMapGenerator(const HighlightMapGenerator &copy, const osg::CopyOp &copyop = osg::CopyOp::SHALLOW_COPY)

virtual ~HighlightMapGenerator()

HighlightMapGenerator& operator=(const HighlightMapGenerator &)

inline virtual osg::Vec4 compute_color(const osg::Vec3 &R) const

inline osg::Vec4 compute_color(const osg::Vec3 &R) const

This class has no child classes.

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