From 23665560a433082878de3e40f861bfff43e120ff Mon Sep 17 00:00:00 2001
From: Ian Douglas Scott <idscott@system76.com>
Date: Thu, 2 Feb 2023 09:59:14 -0800
Subject: [PATCH] dyrend: Support glow renderer

---
 dyrend/Cargo.toml               |  9 +++++++--
 dyrend/src/window/compositor.rs | 23 ++++++++++++++---------
 2 files changed, 21 insertions(+), 11 deletions(-)

diff --git a/dyrend/Cargo.toml b/dyrend/Cargo.toml
index 29769cb5f0..30ef6f6430 100644
--- a/dyrend/Cargo.toml
+++ b/dyrend/Cargo.toml
@@ -23,6 +23,12 @@ path = "../glow"
 default-features = false
 optional = true
 
+[dependencies.iced_glutin]
+path = "../glutin"
+default-features = false
+optional = true
+
+
 [dependencies.iced_softbuffer]
 path = "../softbuffer"
 default-features = false
@@ -37,8 +43,7 @@ optional = true
 default = ["softbuffer"]
 image = ["iced_graphics/image", "iced_glow?/image", "iced_softbuffer?/image", "iced_wgpu?/image"]
 svg = ["iced_graphics/svg", "iced_glow?/svg", "iced_softbuffer?/svg", "iced_wgpu?/svg"]
-#TODO: implement Compositor for glow Backend
-#glow = ["iced_glow"]
+glow = ["iced_glow", "iced_glutin"]
 softbuffer = ["iced_softbuffer"]
 wgpu = ["iced_wgpu"]
 
diff --git a/dyrend/src/window/compositor.rs b/dyrend/src/window/compositor.rs
index 4a9ec657d5..477ba2105e 100644
--- a/dyrend/src/window/compositor.rs
+++ b/dyrend/src/window/compositor.rs
@@ -1,5 +1,7 @@
 #[cfg(feature = "glow")]
 use iced_glow::window::Compositor as GlowCompositor;
+#[cfg(feature = "glow")]
+use iced_glutin::Compositor as GlutinCompositor;
 use iced_graphics::{
     compositor::{self, Compositor as _, Information, SurfaceError},
     Color, Error, Viewport,
@@ -16,7 +18,7 @@ use crate::Renderer;
 /// A window graphics backend for iced powered by `glow`.
 pub enum Compositor<Theme> {
     #[cfg(feature = "glow")]
-    Glow(GlowCompositor<Theme>),
+    Glow(GlutinCompositor<GlowCompositor<Theme>>),
     #[cfg(feature = "softbuffer")]
     softbuffer(softbufferCompositor<Theme>),
     #[cfg(feature = "wgpu")]
@@ -25,7 +27,7 @@ pub enum Compositor<Theme> {
 
 pub enum Surface<Theme> {
     #[cfg(feature = "glow")]
-    Glow(<GlowCompositor<Theme> as compositor::Compositor>::Surface),
+    Glow(<GlutinCompositor<GlowCompositor<Theme>> as compositor::Compositor>::Surface),
     #[cfg(feature = "softbuffer")]
     softbuffer(
         <softbufferCompositor<Theme> as compositor::Compositor>::Surface,
@@ -40,13 +42,16 @@ impl<Theme> Compositor<Theme> {
         settings: crate::Settings,
         compatible_window: Option<&W>,
     ) -> Result<(Self, Renderer<Theme>), Error> {
-        match GlowCompositor::new(
-            iced_glow::Settings {
-                default_font: settings.default_font,
-                default_text_size: settings.default_text_size,
-                text_multithreading: settings.text_multithreading,
-                antialiasing: settings.antialiasing,
-                ..iced_glow::Settings::from_env()
+        match GlutinCompositor::new(
+            iced_glutin::Settings {
+                gl_settings: iced_glow::Settings {
+                    default_font: settings.default_font,
+                    default_text_size: settings.default_text_size,
+                    text_multithreading: settings.text_multithreading,
+                    antialiasing: settings.antialiasing,
+                    ..iced_glow::Settings::from_env()
+                },
+                try_opengles_first: false, // XXX
             },
             compatible_window,
         ) {