Carsten Neumann ha scritto: > > have you tried using the SFStorageHeight SFStorageWidth fields ? AFAIUI > this can be used to set the size of the texture that is created and if > the window is larger than that texture it was my understanding that the > FBOViewport only renders to a part of the window. >
i'm already using storagewidth/storageheight with the desired size, which is less than window size, but i still get a full window sized render. > > hm, I don't quite understand what you are referring to with offsets > above. The fact that FBOViewport draws into framebuffer 0 (i.e. the > window) when emulating FBOs is just because in that case it's the only > available framebuffer ;) > sorry, i know that sometimes i'm cryptic... with "offsets" i mean the following way to define viewport size: setSize (Real32 left, Real32 bottom, Real32 right, Real32 top); which, at drawing time, will call glViewport with not-necessarily-zero values in the first two params (the offsets... ). well, after a fast review of FBOViewport::render i don't think that this is supported, but maybe i'm wrong. cheers francesco ------------------------------------------------------------------------- This SF.Net email is sponsored by the Moblin Your Move Developer's challenge Build the coolest Linux based applications with Moblin SDK & win great prizes Grand prize is a trip for two to an Open Source event anywhere in the world http://moblin-contest.org/redirect.php?banner_id=100&url=/ _______________________________________________ Opensg-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/opensg-users
