/*
** GLimp_InitGL
*/
static bool GLimp_InitGL( void )
{
int format;
EGLConfig config;
const int pbufferAttribs[] = { EGL_WIDTH, 1, EGL_HEIGHT, 1, EGL_NONE };
const int contextAttribs[] = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE };
EGLSurface surface;
glw_state.display = qeglGetDisplay( EGL_DEFAULT_DISPLAY );
if( glw_state.display == EGL_NO_DISPLAY )
{
ri.Com_Printf( "GLimp_InitGL() - eglGetDisplay failed\n" );
return false;
}
if( !qeglInitialize( glw_state.display, NULL, NULL ) )
{
ri.Com_Printf( "GLimp_InitGL() - eglInitialize failed\n" );
return false;
}
GLimp_Android_ChooseConfig();
if( !glw_state.config )
{
ri.Com_Printf( "GLimp_InitGL() - GLimp_Android_ChooseConfig failed\n" );
return false;
}
if ( !qeglGetConfigAttrib( glw_state.display, glw_state.config, EGL_NATIVE_VISUAL_ID, &glw_state.format ) )
{
ri.Com_Printf( "GLimp_InitGL() - eglGetConfigAttrib failed\n" );
return false;
}
glw_state.pbufferSurface = qeglCreatePbufferSurface( glw_state.display, glw_state.config, pbufferAttribs );
if( glw_state.pbufferSurface == EGL_NO_SURFACE )
{
ri.Com_Printf( "GLimp_InitGL() - eglCreatePbufferSurface failed\n" );
return false;
}
glw_state.context = qeglCreateContext( glw_state.display, glw_state.config, EGL_NO_CONTEXT, contextAttribs );
if( glw_state.context == EGL_NO_CONTEXT )
{
ri.Com_Printf( "GLimp_InitGL() - eglCreateContext failed\n" );
return false;
}
glw_state.swapInterval = 1;
GLimp_Android_UpdateWindowSurface();
return true;
}
/*
** GLimp_SharedContext_Create
*/
bool GLimp_SharedContext_Create( void **context, void **surface )
{
const int pbufferAttribs[] = { EGL_WIDTH, 1, EGL_HEIGHT, 1, EGL_NONE };
const int contextAttribs[] = { EGL_CONTEXT_CLIENT_VERSION, 2, EGL_NONE };
EGLSurface pbuffer;
EGLContext ctx;
pbuffer = qeglCreatePbufferSurface( glw_state.display, glw_state.config, pbufferAttribs );
if( pbuffer == EGL_NO_SURFACE )
return false;
ctx = qeglCreateContext( glw_state.display, glw_state.config, glw_state.context, contextAttribs );
if( !ctx )
{
qeglDestroySurface( glw_state.display, pbuffer );
return false;
}
*context = ctx;
*surface = pbuffer;
return true;
}
/**
* Creates a 1x1 pbuffer surface for contexts that don't use the main surface.
*
* @return 1x1 pbuffer surface
*/
static EGLSurface GLimp_EGL_CreatePbufferSurface( void )
{
const int pbufferAttribs[] = { EGL_WIDTH, 1, EGL_HEIGHT, 1, EGL_NONE };
return qeglCreatePbufferSurface( glw_state.display, glw_state.config, pbufferAttribs );
}