X-Git-Url: http://deadsoftware.ru/gitweb?a=blobdiff_plain;f=eglwrap.cpp;h=7237c5be7278fa2f76a552c1de06dca73c1f7a64;hb=fba28cfff8c488b83b052b92a9f58678c90f2afe;hp=ab575195d31a82fbdf9a95605718ac248a9235c3;hpb=2a342cb7b58f8e29ec4852e195beed47d5f40821;p=nanogl.git

diff --git a/eglwrap.cpp b/eglwrap.cpp
index ab57519..7237c5b 100644
--- a/eglwrap.cpp
+++ b/eglwrap.cpp
@@ -28,7 +28,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 
 extern "C++" GlESInterface* glEsImpl;
 extern "C++" void FlushOnStateChange();
-
+void APIENTRY gl_unimplemented(GLenum none);
 
 EGLint eglGetError (void)
     {
@@ -159,10 +159,14 @@ EGLContext eglGetCurrentContext (void)
     }
 EGLSurface eglGetCurrentSurface (EGLint readdraw)
     {
+	if( (void*)glEsImpl->eglGetCurrentSurface == (void*)gl_unimplemented )
+		return EGL_NO_SURFACE;
     return glEsImpl->eglGetCurrentSurface(readdraw);
     }
 EGLDisplay eglGetCurrentDisplay (void)
     {
+	if( (void*)glEsImpl->eglGetCurrentDisplay == (void*)gl_unimplemented )
+		return EGL_NO_DISPLAY;
     return glEsImpl->eglGetCurrentDisplay();
     }