An Introduction to EGL - Praise for OpenGL ES 30 Programming Guide - page 64

Example 3-7 A Complete Routine for Creating an EGL Window

EGLBoolean initializeWindow ( EGLNativeWindow nativeWindow )
{
const EGLint configAttribs[] =
{
EGL_RENDER_TYPE, EGL_WINDOW_BIT,
EGL_RED_SIZE, 8,
EGL_GREEN_SIZE, 8,
EGL_BLUE_SIZE, 8,
EGL_DEPTH_SIZE, 24,
EGL_NONE
};

const EGLint contextAttribs[] =
{
EGL_CONTEXT_CLIENT_VERSION, 3,
EGL_NONE
};

EGLDisplay display = eglGetDisplay ( EGL_DEFAULT_DISPLAY )
if ( display == EGL_NO_DISPLAY )
{
return EGL_FALSE;
}

EGLint major, minor;
if ( !eglInitialize ( display, &major, &minor ) )
{
return EGL_FALSE;
}

EGLConfig config;
EGLint numConfigs;
if ( !eglChooseConfig ( display, configAttribs, &config, 1,
&numConfigs ) )
{
return EGL_FALSE;
}

EGLSurface window = eglCreateWindowSurface ( display, config,
nativeWindow, NULL );
if (window == EGL_NO_SURFACE)
{
return EGL_FALSE;
}