1 files changed, 3 insertions, 0 deletions
diff --git a/video/out/opengl/context.h b/video/out/opengl/context.h
index 92b9da0432..7eabbd4886 100644
--- a/video/out/opengl/context.h
+++ b/video/out/opengl/context.h
@@ -88,6 +88,9 @@ typedef struct MPGLContext {
     // Flip the rendered image vertically. This is useful for dxinterop.
     bool flip_v;
 
+    // framebuffer to render to (normally 0)
+    GLuint main_fb;
+
     // For free use by the mpgl_driver.
     void *priv;
 } MPGLContext;