
puts "============"
puts "BUC60899"
puts "============"
puts ""
#####################################################
## Execution of the script prism_sec.tcl gives  exception "NumericError". 
#####################################################

set n 2
set dx 4
set sx 1
set sz 10
set xc [dval (2*$dx+2*$sx)*$n/2]
set zc -30
set r  [dval $xc*0.9]

set x 0
set y -50
set z 0
set pol "polyline w $x $y $z"
for {set i 1} {$i <= $n} {incr i} {
    set x [dval $x+$dx]
    set pol "$pol $x $y $z"
    set x [dval $x+$sx]
    set z [dval $z+$sz]
    set pol "$pol $x $y $z"
    set x [dval $x+$dx]
    set pol "$pol $x $y $z"
    set x [dval $x+$sx]
    set z [dval $z-$sz]
    set pol "$pol $x $y $z"
}

eval $pol
circle c $xc 0 $zc $r
mkedge c c

prism cyl c 0 0 -$zc*2 inf
prism crg w 0 -$y*2 0 inf

bsection result crg cyl

set length 110.093
set 2dviewer 0

# checksection res
# checkshape res
