X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=progs%2Fegl%2Fdemo2.c;h=b9e92f62ac2eba822a0533d92c638aabef2369cb;hb=eb4dc547885994cc7961f7996c33ff484f664964;hp=3994656721fdbdc8c92b8ed143844f621bd1977d;hpb=d0b7ff551ab25153e3023871af3daa65b394a828;p=mesa.git

diff --git a/progs/egl/demo2.c b/progs/egl/demo2.c
index 3994656721f..b9e92f62ac2 100644
--- a/progs/egl/demo2.c
+++ b/progs/egl/demo2.c
@@ -111,11 +111,7 @@ main(int argc, char *argv[])
       EGL_HEIGHT, 500,
       EGL_NONE
    };
-   const EGLint screenAttribs[] = {
-      EGL_WIDTH, 1024,
-      EGL_HEIGHT, 768,
-      EGL_NONE
-   };
+   EGLint screenAttribs[32];
    EGLModeMESA mode;
    EGLScreenMESA screen;
    EGLint count;
@@ -149,6 +145,7 @@ main(int argc, char *argv[])
    eglGetScreensMESA(d, &screen, 1, &count);
    eglGetModesMESA(d, screen, &mode, 1, &count);
 
+   eglBindAPI(EGL_OPENGL_API);
    ctx = eglCreateContext(d, configs[0], EGL_NO_CONTEXT, NULL);
    if (ctx == EGL_NO_CONTEXT) {
       printf("failed to create context\n");
@@ -169,6 +166,13 @@ main(int argc, char *argv[])
 
    b = eglMakeCurrent(d, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
 
+   i = 0;
+   screenAttribs[i++] = EGL_WIDTH;
+   eglGetModeAttribMESA(d, mode, EGL_WIDTH, &screenAttribs[i++]);
+   screenAttribs[i++] = EGL_HEIGHT;
+   eglGetModeAttribMESA(d, mode, EGL_HEIGHT, &screenAttribs[i++]);
+   screenAttribs[i] = EGL_NONE;
+
    screen_surf = eglCreateScreenSurfaceMESA(d, configs[0], screenAttribs);
    if (screen_surf == EGL_NO_SURFACE) {
       printf("failed to create screen surface\n");