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Use eglGetPlatformDisplay

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Different libEGL will do different things for eglGetDisplay since it has
to guess what kind of display it's been handed. Better to just use the
API that makes it explicit.

Signed-off-by: Adam Jackson <ajax@redhat.com>

https://bugzilla.gnome.org/show_bug.cgi?id=772422
This commit is contained in:
Adam Jackson 2016-10-04 13:20:27 -04:00 committed by Rui Matos
parent 4f31b53521
commit 1f0659d516
1 changed files with 34 additions and 2 deletions
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36
cogl/cogl/winsys/cogl-winsys-egl-x11.c
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@ -262,6 +262,39 @@ _cogl_winsys_renderer_disconnect (CoglRenderer *renderer)
g_slice_free (CoglRendererEGL, egl_renderer);
}
static EGLDisplay
_cogl_winsys_egl_get_display (void *native)
{
EGLDisplay dpy = NULL;
const char *client_exts = eglQueryString (NULL, EGL_EXTENSIONS);
if (g_strstr_len (client_exts, -1, "EGL_KHR_platform_base"))
{
PFNEGLGETPLATFORMDISPLAYEXTPROC get_platform_display =
(void *) eglGetProcAddress ("eglGetPlatformDisplay");
if (get_platform_display)
dpy = get_platform_display (EGL_PLATFORM_X11_KHR, native, NULL);
if (dpy)
return dpy;
}
if (g_strstr_len (client_exts, -1, "EGL_EXT_platform_base"))
{
PFNEGLGETPLATFORMDISPLAYEXTPROC get_platform_display =
(void *) eglGetProcAddress ("eglGetPlatformDisplayEXT");
if (get_platform_display)
dpy = get_platform_display (EGL_PLATFORM_X11_KHR, native, NULL);
if (dpy)
return dpy;
}
return eglGetDisplay ((EGLNativeDisplayType) native);
}
static CoglBool
_cogl_winsys_renderer_connect (CoglRenderer *renderer,
CoglError **error)
@ -278,8 +311,7 @@ _cogl_winsys_renderer_connect (CoglRenderer *renderer,
if (!_cogl_xlib_renderer_connect (renderer, error))
goto error;
egl_renderer->edpy =
eglGetDisplay ((EGLNativeDisplayType) xlib_renderer->xdpy);
egl_renderer->edpy = _cogl_winsys_egl_get_display (xlib_renderer->xdpy);
if (!_cogl_winsys_egl_renderer_connect_common (renderer, error))
goto error;