PixelSetOpacity  5530 TclMagick/generic/TclMagick.c 		case 5:  PixelSetOpacity(wandPtr,  normVal); break;
PixelSetOpacity  5768 TclMagick/generic/TclMagick.c 	    PixelSetOpacity(wandPtr, normVal);
PixelSetOpacity    69 wand/pixel_wand.h   PixelSetOpacity(PixelWand *,const double),