[maxmsp] Re: how to create classic glide/portamento?

Here is my portamento abstraction using curve~

It takes an argument for initial glide time.

max v2;
#N vpatcher 98 75 435 417;
#P window setfont "Sans Serif" 9.;
#P window linecount 1;
#P newex 155 45 73 196617 patcherargs 0;
#P message 185 158 30 196617 -0.5;
#P message 154 158 23 196617 0.5;
#P newex 154 134 72 196617 sel 1 -1;
#P newex 218 102 60 196617 change 0. -;
#P newex 154 102 61 196617 change 0. +;
#P newex 22 74 143 196617 t i b i;
#P flonum 154 181 38 9 -1. 1. 3 3 0 0 0 221 221 221 222 222 222 0 0 0;
#P newex 22 211 143 196617 curve~;
#P newex 88 139 27 196617 0;
#N comlet new frequency;
#P inlet 22 45 13 0;
#N comlet portamento time;
#P inlet 107 45 13 0;
#N comlet curve~ freq portamento;
#P outlet 22 241 13 0;
#P connect 2 0 6 0;
#P lcolor 5;
#P connect 6 0 4 0;
#P connect 4 0 0 0;
#P connect 12 0 3 0;
#P connect 1 0 3 0;
#P lcolor 5;
#P connect 6 1 3 0;
#P connect 3 0 4 1;
#P connect 6 2 7 0;
#P connect 7 0 9 0;
#P connect 8 0 9 0;
#P connect 9 0 10 0;
#P connect 10 0 5 0;
#P connect 11 0 5 0;
#P connect 5 0 4 2;
#P connect 9 1 11 0;
#P connect 6 2 8 0;
#P pop;