Thanks Nicolas for the prompt reply. I tried disabling depth testing, lighting and cull face but it still draws behind the 3D object. I know swapping buffers is not allowed since Softimage closes itself after that.
-- Angeline Tan Junior TD One Animation On 12 April 2013 00:35, Nicolas Burtnyk <[email protected]> wrote: > Hi Angeline, > > You can try disabling depth testing before drawing your 2d stuff, using > glDisable(GL_DEPTH_TEST). > > -Nicolas > > > > On Thu, Apr 11, 2013 at 3:16 AM, Angeline <[email protected]>wrote: > >> Hi everyone, >> >> I've been working on display callbacks and am having some trouble. I am >> trying to display some information for the animators at One Animation. >> >> From my understanding of opengl render sequence, 3D objects are render >> before 2D displays: >> >> // drawing 3D world >> push GL_PROJECTION >> loadIdentity >> set ortho >> >> push GL_MODELVIEW >> loadIdentity >> >> clear color and depth buffer >> >> // draw 2D information >> >> pop GL_MODELVIEW >> pop GL_PROJECTION >> >> >> I placed my 2D drawing codes in the function below based off the Sample >> Display Callback example from the Softimage SDK. >> void MyClearScreenBuffer_Execute ( XSI::CRef, LPVOID * ); >> >> The problem I'm facing is that the 2D information is drawing behind the >> 3D objects. >> >> >> Thanks >> Angeline >> >> Junior TD >> One Animation >> >> >> > -- Angeline Tan Junior TD One Animation
