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# ifndef XJOSGCOMMON_H
# define XJOSGCOMMON_H
# include <osg/Vec3>
# include <osg/Vec4>
# include <osg/Geode>
# include <vector>
# include <map>
class Point3D ;
# define OSG_TOL 0.001
# define OSG_PI 3.14159265358979324
bool isbig ( float a , float b , float tol = OSG_TOL ) ;
bool issma ( float a , float b , float tol = OSG_TOL ) ;
bool isequ ( float a , float b , float tol = OSG_TOL ) ;
int cmp ( float a , float b , float tol ) ;
bool isVec3Equal ( osg : : Vec3 & a , osg : : Vec3 & b , float tol = OSG_TOL ) ;
bool isVec4Equal ( osg : : Vec4 & a , osg : : Vec4 & b , float tol = OSG_TOL ) ;
bool isZero ( float a ) ;
bool isZero ( osg : : Vec3 & a ) ;
bool isZero ( osg : : Vec4 & a ) ;
osg : : Vec3 VectorCross ( const osg : : Vec3 & a , const osg : : Vec3 & b ) ;
//osg::vec3×
Point3D Vec3ToPoint3D ( const osg : : Vec3 & value ) ;
osg : : Vec3 Point3DToVec3 ( const Point3D & value ) ;
template < class T > int OSGFind ( T & v , std : : vector < T > & vv )
{
for ( int i = 0 ; i < ( int ) vv . size ( ) ; i + + )
{
if ( vv [ i ] = = v )
return i ;
}
return - 1 ;
}
osg : : Node * FindNodeByName ( osg : : Group * pgroup , const char * name ) ;
# endif