in reply to Re: Tk::Canvas and using stipples
in thread Tk::Canvas and using stipples

This looks amazingly like my test code, except I have three circles red, green, and blue overlapping in the usual way. However, your code produces exactly the same non-effect as mine.

Just in case you are seeing something different to me, I have uploaded a pixel grab png of your demo above as my homenode pic. Does it look different on your machine?


Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
Lingua non convalesco, consenesco et abolesco. -- Rule 1 has a caveat! -- Who broke the cabal?
"Science is about questioning the status quo. Questioning authority".
In the absence of evidence, opinion is indistinguishable from prejudice.

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Re^3: Tk::Canvas and using stipples
by zentara (Cardinal) on Feb 04, 2006 at 13:20 UTC
    Yeah, there is something wrong with your Tk, maybe you are using windows? Here is what I see screenshot

    I'm not really a human, but I play one on earth. flash japh

      Hmm. Overnight I completely wiped 5.8 from my machine and installed afresh. I just re-ran your sample and got exactly the same results. Seems like there is either a bug or a limitation in Tk 804.027 on Win32 :(

      I wonder if it is a known/documented limitation or just something that hasn't been reported. Where is the best place to ask?

      Anyway, many thanks for the sample* and confirmation. At least I can stop pursuing a lost cause now :)

      *And the latest one.


      Examine what is said, not who speaks -- Silence betokens consent -- Love the truth but pardon error.
      Lingua non convalesco, consenesco et abolesco. -- Rule 1 has a caveat! -- Who broke the cabal?
      "Science is about questioning the status quo. Questioning authority".
      In the absence of evidence, opinion is indistinguishable from prejudice.
        The best place to ask is the newsgroup comp.lang.perl.tk That is where the tk experts hang out, and one of them would know.

        I'm not really a human, but I play one on earth. flash japh