From 6fc277ee1c34eeba9fda1e7fde90b705a4ee5824 Mon Sep 17 00:00:00 2001
From: Camillo Lugaresi <camillol@google.com>
Date: Wed, 16 Nov 2022 18:34:14 -0800
Subject: [PATCH] Internal change

PiperOrigin-RevId: 489091534
---
 mediapipe/gpu/gl_context.cc | 8 ++++++--
 mediapipe/gpu/gl_context.h  | 4 ++++
 2 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/mediapipe/gpu/gl_context.cc b/mediapipe/gpu/gl_context.cc
index 7f7ba0e23..91d2837c5 100644
--- a/mediapipe/gpu/gl_context.cc
+++ b/mediapipe/gpu/gl_context.cc
@@ -826,10 +826,14 @@ std::shared_ptr<GlSyncPoint> GlContext::CreateSyncToken() {
   return token;
 }
 
-bool GlContext::IsAnyContextCurrent() {
+PlatformGlContext GlContext::GetCurrentNativeContext() {
   ContextBinding ctx;
   GetCurrentContextBinding(&ctx);
-  return ctx.context != kPlatformGlContextNone;
+  return ctx.context;
+}
+
+bool GlContext::IsAnyContextCurrent() {
+  return GetCurrentNativeContext() != kPlatformGlContextNone;
 }
 
 std::shared_ptr<GlSyncPoint>
diff --git a/mediapipe/gpu/gl_context.h b/mediapipe/gpu/gl_context.h
index 957cb510f..7f5168d8b 100644
--- a/mediapipe/gpu/gl_context.h
+++ b/mediapipe/gpu/gl_context.h
@@ -307,6 +307,10 @@ class GlContext : public std::enable_shared_from_this<GlContext> {
   // the GlContext class, is current.
   static bool IsAnyContextCurrent();
 
+  // Returns the current native context, whether managed by this class or not.
+  // Useful as a cross-platform way to get the current PlatformGlContext.
+  static PlatformGlContext GetCurrentNativeContext();
+
   // Creates a synchronization token for the current, non-GlContext-owned
   // context. This can be passed to MediaPipe so it can synchronize with the
   // commands issued in the external context up to this point.