A3DCrvEvaluatePointAndNormal

A3DStatus A3DCrvEvaluatePointAndNormal(A3DCrvBase const *psCrv, A3DDouble dParameter, A3DUns32 uiNbSurfaces, A3DSurfBase **ppsSurfaces, A3DUns32 uiNbDerivatives, A3DVector3dData *psPointAndDerivatives, A3DVector3dData *psNormal)

A3DStatus A3DCrvEvaluatePointAndNormal(A3DCrvBase* psCrv, A3DDouble dParameter, A3DUns32 uiNbSurfaces, A3DSurfBase** ppsSurfaces, A3DUns32 uiNbDerivatives, A3DVector3dData* psPointAndDerivatives, A3DVector3dData* psNormal)

Function to evaluate a point and the derivatives of a curve at a parameter, then the normal of this point to each of the given surfaces.

Returns

A3D_SUCCESS on success, or an error code on failure