Sorry I couldn't reply sooner, but yes, it turned out it was a problem of coordinate scaling. Fixing that it worked fine and I could get rid of the slow image rebuilding on the CPU. Thanks!

dear friends, I asked a similar question on OF forum (copied here for your convenience). I'd like to ask you the "specifications" of the texture Arena passes to its plugins, it seems there is some mismatch with the format used by OpenFrameworks that is breaking the drawing when binding it ...

After a few days spent studying the ideas behind the host/plugin mechanism, FFGL and open frameworks I came to something that is usable (at least for now, but it is true I did not push it very far). I had severe problems (with crashes) when trying to use multiple copies of the same effect in host. T...

OK now it loads, I had to change a parameter in the post-build phase (from @executable_path to @loader path) to make it start. At present time it makes Arena crash, but that can be sorted out (at least I hope)

Looking at the console output for Arena it seems that my plugin is being loaded 3 times, the first 2 with a a "load succeeded" message, the third with a "load failed". Other plugins are loaded 3 times, all of them successfully. I'm uploading a copy of the log if it can be of any ...

Hi everybody, I got a request from a friend to write a few video effects for his Resolume Arena VJ, and a little research showed me that the best option would be to use openFrameworks and ofxFFGLplugin addon. I managed to build a working effect with Xcode3 and OF 620, and now I'd like to make it wor...