|  
 DclShadeRegion    (SGTNU, SGTNZU, SGTNXU)  |  
 Paint out a polygon area with a user coordinates system. | 
|  
 D clShadeRegionNormalized    (SGTNV, SGTNZV, SGTNXV)  |  
 Paint out a polygon area with a regular coordinates system. | 
|  
 DclShadeRegionProjected    (SGTNR, SGTNZR, SGTNXR)  |  
 Paint out a polygon area with a seeing through coordinates system. | 
|  
 DclSetShadePattern    (SGSTNP)  |  
Set Tone pattern number. | 
|  
 DclGetShadePattern    (SGQTNP)  |  
Refer to Tone pattern number. | 
*The corresponding f77 interface name in parentheses.