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From: Robert D. <rob...@gm...> - 2017-07-31 04:41:51
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On 2017-07-30, Jaime Villate <vi...@fe...> wrote:
> - drawArrowScreen $c $x $y [expr {$fac * $dfx}] [expr {$fac *
> $dfy} ] $vectors
> + if {$len != 0.0} {
> + drawArrowScreen $c $x $y [expr {$fac * $dfx}] [expr
> {$fac * $dfy} ] $vectors
> + }
That fixes the error that I saw. I didn't test it very much beyond that.
best
Robert Dodier
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