20 EGLDisplay eglDisplay;  variable
128     if ( (eglDisplay = eglGetDisplay(EGL_DEFAULT_DISPLAY)) == EGL_NO_DISPLAY )  in init_gl_surface()
134     if ( eglInitialize(eglDisplay, NULL, NULL) != EGL_TRUE )  in init_gl_surface()
141     EGLUtils::selectConfigForNativeWindow(eglDisplay, attrib, window, &myConfig);  in init_gl_surface()
143     if ( (eglSurface = eglCreateWindowSurface(eglDisplay, myConfig,  in init_gl_surface()
150     if ( (eglContext = eglCreateContext(eglDisplay, myConfig, 0, 0)) == EGL_NO_CONTEXT )  in init_gl_surface()
156     if ( eglMakeCurrent(eglDisplay, eglSurface, eglSurface, eglContext) != EGL_TRUE )  in init_gl_surface()
167     if (eglDisplay != EGL_NO_DISPLAY)  in free_gl_surface()
171         eglDestroyContext( eglDisplay, eglContext );  in free_gl_surface()
172         eglDestroySurface( eglDisplay, eglSurface );  in free_gl_surface()
173         eglTerminate( eglDisplay );  in free_gl_surface()
174         eglDisplay = EGL_NO_DISPLAY;  in free_gl_surface()
257     eglSwapBuffers(eglDisplay, eglSurface);  in render()
260     eglSwapBuffers(eglDisplay, eglSurface);  in render()
269         eglSwapBuffers(eglDisplay, eglSurface);  in render()