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Center1D.lwm
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1993-06-09
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824b
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44 lines
/* CMD: Center 1D
* Center Object on a single axis */
/* By Arnie Cachelin © 1993 NewTek Inc. */
call addlib "LWModelerARexx.port", 0
signal on error
signal on syntax
ax.1='X'
ax.2='Y'
ax.3='Z'
call req_begin 'Center on 1 axis'
id_ind = req_addcontrol("Axis", 'CH', 'X Y Z')
if (~req_post()) then do
call req_end
exit
end
ind = req_getval(id_ind)
call req_end
t=CenterAx(Ax.ind)
exit
syntax:
error:
t=Notify(1,'!Rexx Script Error','@'ErrorText(rc),'Line 'SIGL)
exit
CenterAx: Procedure
arg A
box=boundingbox() /* Should check out empty list ... */
parse var box n x1 x2 y1 y2 z1 z2
cx=-(x2+x1)/2
cy=-(y2+y1)/2
cz=-(z2+z1)/2
say A cx cy cz
if ~pos(upper(A),'X') then cx=0
if ~pos(upper(A),'Y') then cy=0
if ~pos(upper(A),'Z') then cz=0
say cx cy cz
call MOVE(cx cy cz)
return box