Update RingOpenGL - Add Function (Define) : GLint gluUnProject(GLdouble winX,GLdouble winY,GLdouble winZ,const GLdouble * model,const GLdouble * proj,const GLint * view,GLdouble* objX,GLdouble* objY,GLdouble* objZ)
@@ -631,3 +631,4 @@ void gluTessEndPolygon(GLUtesselator* tess)
void gluTessNormal(GLUtesselator* tess,GLdouble valueX,GLdouble valueY,GLdouble valueZ)
void gluTessProperty(GLUtesselator* tess,GLenum which,GLdouble data)
void gluTessVertex(GLUtesselator* tess,GLdouble * location,GLvoid* data)
+GLint gluUnProject(GLdouble winX,GLdouble winY,GLdouble winZ,const GLdouble * model,const GLdouble * proj,const GLint * view,GLdouble* objX,GLdouble* objY,GLdouble* objZ)
