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Re: plotting Ascii in bitmap [message #52322 is a reply to message #52321]

Fri, 26 January 2007 08:09

Vince Hradil
Messages: 574
Registered: December 1999

Senior Member

Will using the Z-buffer help performance enough? Give it try.

On Jan 26, 6:47 am, "Gert" <Gert.VandeWouwerNO @ SPAM.com> wrote:
> Hi,
>
> I need to plot colored numbers (and letters) on a bitmap and then save the
> result. It's not necessary to view the overlay bitmap in IDL.
> so:
> x = read_tiff('bitmap.tif')
> overlay=x ;maybe be make an RGB here..
> plottext('kjdhkj',positionrow,positioncol)
> plottext('323',positionrow,positioncol)
> write_tiff, x, 'overlay.tif'
>
> Does anyone know how the plottext() function should look like? I did it once
> by:
> tvsxcl,x
> plot, stuff
> oplot, stuff...
> tvrd, overlay
> but this isn't very practical if x is 5000x5000 bitmap...
>
> Thanks,
>
> Gert

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[Message index]

		Re: plotting Ascii in bitmap By: Ingo von Borstel on Sun, 28 January 2007 23:58
		Re: plotting Ascii in bitmap By: Paolo Grigis on Fri, 26 January 2007 08:27
		Re: plotting Ascii in bitmap By: Vince Hradil on Fri, 26 January 2007 08:09

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