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##############################################
# Cone
# A tapered cylinder the creates a point
#
# Input properties
# material
# theta: full angle created by the tip
# z span: height of cone
#
# Tags: cylinder cone point
#
# Copyright 2010 Lumerical Solutions Inc
##############################################

# simplify variable names by removing spaces
z_span = %z span%;

addcustom;
set("x",0);
set("y",0);
set("z",0);
set("name","cone";
set("create 3D object by","revolution";
set("x span",z_span);
set("y span",2*z_span*tan(theta*pi/360));
set("z span",2*z_span*tan(theta*pi/360));
eqn = num2str(atan(theta*pi/360))+"*(x+"+num2str(z_span*0.5e6)+"";
set("equation 1",eqn); #equation of line to be revolved

#------example of setting rotations-------
set("first axis","y";
set("rotation 1",90);
set("material",material);
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