1.1 --- a/src/drivers/gl_fbo.c	Wed Feb 15 18:09:02 2012 +1000
     1.2 +++ b/src/drivers/gl_fbo.c	Sat Feb 25 21:30:49 2012 +1000
     1.3 @@ -198,8 +198,10 @@
     1.4      int attach = -1, i;
     1.5      for( i=0; i<gl_fbo_max_attachments; i++ ) {
     1.6          if( fbo[fbo_no].tex_ids[i] == tex_id ) {
     1.7 +#ifdef HAVE_OPENGL_DRAW_BUFFER
     1.8              glDrawBuffer(ATTACHMENT_POINT(i));
     1.9              glReadBuffer(ATTACHMENT_POINT(i)); 
    1.10 +#endif
    1.11              return ATTACHMENT_POINT(i); // already attached
    1.12          } else if( fbo[fbo_no].tex_ids[i] == -1 && attach == -1 ) {
    1.13              attach = i;
    1.14 @@ -213,8 +215,10 @@
    1.15      glFramebufferTexture2D(GL_FRAMEBUFFER, ATTACHMENT_POINT(attach), 
    1.16                                GL_TEXTURE_2D, tex_id, 0 );
    1.17      /* Set draw/read buffers by default */
    1.18 +#ifdef HAVE_OPENGL_DRAW_BUFFER    
    1.19      glDrawBuffer(ATTACHMENT_POINT(attach));
    1.20      glReadBuffer(ATTACHMENT_POINT(attach)); 
    1.21 +#endif
    1.22  
    1.23      return ATTACHMENT_POINT(attach);
    1.24  }
    1.25 @@ -345,8 +349,10 @@
    1.26  {
    1.27      glBindFramebuffer( GL_FRAMEBUFFER, 0 );
    1.28      /* Make sure texture attachment is not a current draw/read buffer */
    1.29 +#ifdef HAVE_OPENGL_DRAW_BUFFER
    1.30      glDrawBuffer( GL_FRONT );
    1.31      glReadBuffer( GL_FRONT );
    1.32 +#endif
    1.33      display_driver->swap_buffers();
    1.34  }    
    1.35