| DclDraw3DHatch (SCTNU, SCTNZU) | Draw Tone with 3 dimension user coordinates systems. | 
| D clDraw3DHatchNormalized (SCTNV, SCTNZV) | Draw Tone with 3 dimension regular coordinates systems. | 
| DclSet3DHatchPattern (SCSTNP) | Set Tone pattern number. | 
| DclGet3DHatchPattern (SCQTNP) | Refer to Tone pattern number. | 
*The corresponding f77 interface name in parentheses.