Hi. I have another question. I am making application using QuickDraw3D. In QD3 routines, CALL Q3Point3D_Set(myBoxData.origin,xorijin!(i%),yorijin!(i%),1.0) This API request the Float value(xorijin!(i%),yorijin!(i%),1.0). So ,how can I send Float(SINGLE) to this API? Please help me in your advice. --------------------------------------- --yukihisa hara(akiyuki@...) -- ---------------------------------------