Add setting to try OpenGL ES first

1 files changed, 12 insertions, 0 deletions

diff --git a/src/settings.rs b/src/settings.rs
index f7940a0b..c521a62a 100644
--- a/src/settings.rs
+++ b/src/settings.rs
@@ -55,6 +55,15 @@ pub struct Settings<Flags> {
     ///
     /// [`Application`]: crate::Application
     pub exit_on_close_request: bool,
+
+    /// Whether the [`Application`] should try to build the context
+    /// using OpenGL ES first then OpenGL.
+    ///
+    /// By default, it is disabled.
+    /// **Note:** Only works for the `glow` backend.
+    ///
+    /// [`Application`]: crate::Application
+    pub try_opengles_first: bool,
 }
 
 impl<Flags> Settings<Flags> {
@@ -73,6 +82,7 @@ impl<Flags> Settings<Flags> {
             text_multithreading: default_settings.text_multithreading,
             antialiasing: default_settings.antialiasing,
             exit_on_close_request: default_settings.exit_on_close_request,
+            try_opengles_first: default_settings.try_opengles_first,
         }
     }
 }
@@ -91,6 +101,7 @@ where
             text_multithreading: false,
             antialiasing: false,
             exit_on_close_request: true,
+            try_opengles_first: false,
         }
     }
 }
@@ -103,6 +114,7 @@ impl<Flags> From<Settings<Flags>> for iced_winit::Settings<Flags> {
             window: settings.window.into(),
             flags: settings.flags,
             exit_on_close_request: settings.exit_on_close_request,
+            try_opengles_first: settings.try_opengles_first,
         }
     }
 }