From 6a19dba1d275579c73e7763b0554410ff4e1e650 Mon Sep 17 00:00:00 2001 From: Frank Binns Date: Fri, 29 Jun 2012 12:00:26 +0100 Subject: [PATCH 6/9] Query display for EGL_MESA_screen_surface extension before using it This code makes heavy use of the EGL_MESA_screen_surface extension so check the display to determine if it's supported by the underlying EGL implementation. If it doesn't then bail. Signed-off-by: Frank Binns Applied and fixed up in Yocto by... Integrated-by: Tom Zanussi Upstream-Status: Pending --- src/egl/opengl/demo1.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/src/egl/opengl/demo1.c b/src/egl/opengl/demo1.c index 3a3564c..06e2138 100644 --- a/src/egl/opengl/demo1.c +++ b/src/egl/opengl/demo1.c @@ -110,6 +110,12 @@ main(int argc, char *argv[]) printf("EGL version = %d.%d\n", maj, min); printf("EGL_VENDOR = %s\n", eglQueryString(d, EGL_VENDOR)); + if (!strstr(eglQueryString(d, EGL_EXTENSIONS), + "EGL_MESA_screen_surface")) { + printf("EGL_MESA_screen_surface is not supported\n"); + exit(1); + } + eglGetConfigs(d, NULL, 0, &numConfigs); configs = malloc(sizeof(*configs) *numConfigs); eglGetConfigs(d, configs, numConfigs, &numConfigs); -- 2.0.0