On 20 December 2010 14:57, Vincent Snijders <vincent.snijd...@gmail.com> wrote: > 2010/12/20 <dhkblas...@zeelandnet.nl>: >>> But why is it not possible to integrate this with the regular fpGUI ? >>> Can you explain in a couple of sentences ? >> >> Can't remember having said that it was impossible with the current approach. >> In fact it is perfectly doable. However (free)glut and opengl are already >> available on a large number of platforms/targets. So if fpGUI is built upon >> these libs then you immediately take the benefit of being able to support >> these platforms. Additionally you don't have to implement a "complex" >> interface between the different platforms this is handled already by glut >> and opengl for you. So in effect it could make fpGUI simpler. And the last >> plus is having a hardware accelerated gui. It just means it's lightning fast >> and that's a plus for UI's. >> Thats not all however, there are minusses. By using glut, you limit yourself >> to the supported platforms/targets. So if new platforms/targets come along >> then there is no way (unless you supply patches to the project) to add them. >> With the current approach you're free to do it yourself. Also the API is >> plain rigid. This means you'll have to adapt to that and live with it >> (notice it's a plus and minus depending on how you look at it). (That is why >> I would like to see a fpGlut some day ;) and believe me it will come to that >> eventually!) >> >> I probably forgot a few plusses and minusses, but that's about it as far as >> I'm concerned. Also I don't mean to say that using an opengl/glut backend is >> superior to the current ones. It just has other benefits I suppose. > > The above explains why it is useful for an application developer to > use an openGL backend. > > It does not explain the following: Since fpGUI already has two > backends (afaik, X and winap), why can't openGL a third one? Did you > change the way fpGUI interfaces with its backend? Is this change so > incompatible with the current backends, that they cannot be modified?
I'm sure Graeme would be very interested to provide guidance, too. Is he still subscribed to this list? Henry _______________________________________________ fpc-pascal maillist - fpc-pascal@lists.freepascal.org http://lists.freepascal.org/mailman/listinfo/fpc-pascal
