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</o:shapelayout></xml><![endif]--></head><body lang=DE link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal><span lang=EN-US>Hello everyone!<br><br>I'm having trouble on the Raspberry Pi 4 with showing arrays reliably with Pd 0.51 and Raspbian OS.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I must say that the patch is a graphical synth editor with over 500 parameters. So it's quite large which could be part of the problem.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>It takes 5-8 seconds on the Pi to open it.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>I tried setting the Pi's graphics memory from the default of 64 MB to 256 MB but this did not change anything, though!<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>When opening the editor patch all graphics - like number boxes, etc. - might or might not work for the first time.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>When reopening it one or several times most standard graphical objects like number boxes, faders, radio buttons etc. stop to updates their graphics.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>So do the arrays!<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>After they are disabled once they are guaranteed to not work anymore until I restart.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I have already spent countless hours in replacing number boxes and faders with using canvases on top of the number boxes and faders.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Instead of radio buttons I use dropdown menus.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The number boxes and faders do actally work and send values but do not update their graphics.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>So I'm sending their output to a canvas on top of the number box for displaying their values now - which actually looks better!<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>All graphics are working now like this on the Raspberry Pi - with the exception of the still missing arrays that I need for showing MIDI CC curves.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Let me add that I had never any issues like that on Intel or AMD processors over the last 10 years.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>It only happens on the Paspberry Pi.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>The same software always runs flawlessly on these other systems updating all graphics normally as they should.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>___<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>What I'm looking for now as my last problem solver is an external that will be able to show simple curves.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Is there anything that is not based on TCL/TK?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>(I'm suspecting TCL/TK to treat all of these objects like being unvisable in the background and disabling their graphics - but I'm not sure.)<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Or would there possibly be a way to send curves instead of just text to a canvas?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Alternatively a way to reenable the graphical update would work as well.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Data structures might be an option. Can someone point me to tutorials for data structers?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I know that I still have the option to make a namber of gifs that could be recalled with [image] but that's my last resort for now.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>Thanks for any suggestion!<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US>Ingo<o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>