Tweak warning messages related to V-Sync on OpenGL

- Make warnings print only once per session.
- Tweak the message to be less confusing, and mention that the issue
  most likely stems from a graphics driver limitation.

1 files changed, 1 insertions, 1 deletions

diff --git a/platform/linuxbsd/x11/gl_manager_x11.cpp b/platform/linuxbsd/x11/gl_manager_x11.cpp
index febb7ae584..738ebffa02 100644
--- a/platform/linuxbsd/x11/gl_manager_x11.cpp
+++ b/platform/linuxbsd/x11/gl_manager_x11.cpp
@@ -357,7 +357,7 @@ void GLManager_X11::set_use_vsync(bool p_use) {
 		GLXDrawable drawable = glXGetCurrentDrawable();
 		glXSwapIntervalEXT(disp.x11_display, drawable, val);
 	} else {
-		WARN_PRINT("Could not set V-Sync mode. V-Sync is not supported.");
+		WARN_PRINT_ONCE("Could not set V-Sync mode, as changing V-Sync mode is not supported by the graphics driver.");
 		return;
 	}
 	use_vsync = p_use;