Re: "fc palette frac" does not always work for objects

[Petr M. <mi...@ph...>]

>> I suppose the routine set_plot_with_palette() could be taught to check
>> for object colors also, but I wonder if the better question is why should
>> we not always initialize the palette even if no one is going to use it?
>
> Yes, that could work. This would also automatically alleviate the
> question of any other plot element we might have forgot that potentially
> needs the palette but doesn't trigger it on its own.
>
> I wonder, though, if there are any careless assumptions about the
> palette in the code, for example "palette is initialized => draw the
> colorbox", or in other words, initializing it all the time might expose
> some unwanted side effects.

There is some overhead with the palette code in terminals - they need more 
init data (sending the palette, allocate more colours, write larger postscript 
header, ...), as well as switching on the colorbox. Thus searching all objects 
for their requirements is a prefered way.

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PM