From 0a03df297bbdfcba160e1e6f1bc162799a66d048 Mon Sep 17 00:00:00 2001
From: Hajime Hoshi <hajimehoshi@gmail.com>
Date: Fri, 30 Dec 2022 15:21:12 +0900
Subject: [PATCH] internal/ui: make it explicit to call swapBuffers only w/
 OpenGL

---
 internal/ui/ui_glfw.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/internal/ui/ui_glfw.go b/internal/ui/ui_glfw.go
index f2179871c..5a07dd6d8 100644
--- a/internal/ui/ui_glfw.go
+++ b/internal/ui/ui_glfw.go
@@ -1224,8 +1224,10 @@ func (u *userInterfaceImpl) setFullscreen(fullscreen bool) {
 		// Adjust the window size later (after adjusting the position).
 	} else if !u.isNativeFullscreenAvailable() && u.window.GetMonitor() != nil {
 		u.window.SetMonitor(nil, 0, 0, ww, wh, 0)
-		glfw.PollEvents()
-		u.swapBuffers()
+		if u.graphicsDriver.IsGL() {
+			glfw.PollEvents()
+			u.swapBuffers()
+		}
 	}
 
 	// glfw.PollEvents is necessary for macOS to enable (*glfw.Window).SetPos and SetSize (#2296).