From 4b8ac11aa31352d4a09fbe1e2e234587bd0d3a78 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Camilla=20L=C3=B6wy?= <elmindreda@elmindreda.org>
Date: Wed, 5 Feb 2020 02:01:47 +0100
Subject: [PATCH] Fix rendering race in offscreen example

---
 examples/offscreen.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/examples/offscreen.c b/examples/offscreen.c
index eca37c48..16b8f3c9 100644
--- a/examples/offscreen.c
+++ b/examples/offscreen.c
@@ -148,6 +148,7 @@ int main(void)
     glUseProgram(program);
     glUniformMatrix4fv(mvp_location, 1, GL_FALSE, (const GLfloat*) mvp);
     glDrawArrays(GL_TRIANGLES, 0, 3);
+    glFinish();
 
 #if USE_NATIVE_OSMESA
     glfwGetOSMesaColorBuffer(window, &width, &height, NULL, (void**) &buffer);