Revert "Merge pull request #371 from myfreeweb/window-alpha"

This reverts commit 2ba9598f8022bf3035d97f1a30e53117b9619235, reversing
changes made to d34f8e06c8e3cdbba07a272f346163cfc0f920a6.

6 files changed, 9 insertions, 49 deletions

diff --git a/glow/src/settings.rs b/glow/src/settings.rs
index 68fde714..dce30029 100644
--- a/glow/src/settings.rs
+++ b/glow/src/settings.rs
@@ -1,11 +1,10 @@
 //! Configure a renderer.
 pub use iced_graphics::Antialiasing;
-pub use iced_native::Color;
 
 /// The settings of a [`Renderer`].
 ///
 /// [`Renderer`]: ../struct.Renderer.html
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub struct Settings {
     /// The bytes of the font that will be used by default.
     ///
@@ -14,9 +13,6 @@ pub struct Settings {
 
     /// The antialiasing strategy that will be used for triangle primitives.
     pub antialiasing: Option<Antialiasing>,
-
-    /// The color that will be used to clear the window surface.
-    pub background_color: Color,
 }
 
 impl Default for Settings {
@@ -24,7 +20,6 @@ impl Default for Settings {
         Settings {
             default_font: None,
             antialiasing: None,
-            background_color: Color::WHITE,
         }
     }
 }
diff --git a/glow/src/window/compositor.rs b/glow/src/window/compositor.rs
index c93191b0..2f504ff7 100644
--- a/glow/src/window/compositor.rs
+++ b/glow/src/window/compositor.rs
@@ -21,12 +21,7 @@ impl iced_graphics::window::GLCompositor for Compositor {
     ) -> (Self, Self::Renderer) {
         let gl = glow::Context::from_loader_function(loader_function);
 
-        gl.clear_color(
-            settings.background_color.r,
-            settings.background_color.g,
-            settings.background_color.b,
-            settings.background_color.a,
-        );
+        gl.clear_color(1.0, 1.0, 1.0, 1.0);
 
         // Enable auto-conversion from/to sRGB
         gl.enable(glow::FRAMEBUFFER_SRGB);
diff --git a/src/application.rs b/src/application.rs
index a529580e..19cab7da 100644
--- a/src/application.rs
+++ b/src/application.rs
@@ -195,7 +195,6 @@ pub trait Application: Sized {
                 } else {
                     None
                 },
-                background_color: settings.background_color,
                 ..crate::renderer::Settings::default()
             };
 
diff --git a/src/settings.rs b/src/settings.rs
index 1aa17571..01ad0ee0 100644
--- a/src/settings.rs
+++ b/src/settings.rs
@@ -1,8 +1,8 @@
 //! Configure your application.
-use crate::{window, Color};
+use crate::window;
 
 /// The settings of an application.
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]
 pub struct Settings<Flags> {
     /// The window settings.
     ///
@@ -32,29 +32,6 @@ pub struct Settings<Flags> {
     ///
     /// [`Canvas`]: ../widget/canvas/struct.Canvas.html
     pub antialiasing: bool,
-
-    /// The background color of the window.
-    ///
-    /// On supported backends, this makes it possible to have
-    /// (semi-)transparent windows.
-    ///
-    /// By default, it is white.
-    pub background_color: Color,
-}
-
-impl<Flags> Default for Settings<Flags>
-where
-    Flags: Default,
-{
-    fn default() -> Self {
-        Self {
-            flags: Default::default(),
-            antialiasing: Default::default(),
-            default_font: Default::default(),
-            window: Default::default(),
-            background_color: Color::WHITE,
-        }
-    }
 }
 
 impl<Flags> Settings<Flags> {
@@ -69,7 +46,6 @@ impl<Flags> Settings<Flags> {
             antialiasing: Default::default(),
             default_font: Default::default(),
             window: Default::default(),
-            background_color: Color::WHITE,
         }
     }
 }
diff --git a/wgpu/src/settings.rs b/wgpu/src/settings.rs
index 16294ba3..4655e64f 100644
--- a/wgpu/src/settings.rs
+++ b/wgpu/src/settings.rs
@@ -1,11 +1,10 @@
 //! Configure a renderer.
 pub use crate::Antialiasing;
-pub use iced_native::Color;
 
 /// The settings of a [`Renderer`].
 ///
 /// [`Renderer`]: ../struct.Renderer.html
-#[derive(Debug, Clone, Copy, PartialEq)]
+#[derive(Debug, Clone, Copy, PartialEq, Eq)]
 pub struct Settings {
     /// The output format of the [`Renderer`].
     ///
@@ -19,9 +18,6 @@ pub struct Settings {
 
     /// The antialiasing strategy that will be used for triangle primitives.
     pub antialiasing: Option<Antialiasing>,
-
-    /// The color that will be used to clear the window surface.
-    pub background_color: Color,
 }
 
 impl Default for Settings {
@@ -30,7 +26,6 @@ impl Default for Settings {
             format: wgpu::TextureFormat::Bgra8UnormSrgb,
             default_font: None,
             antialiasing: None,
-            background_color: Color::WHITE,
         }
     }
 }
diff --git a/wgpu/src/window/compositor.rs b/wgpu/src/window/compositor.rs
index f85986f0..8345679a 100644
--- a/wgpu/src/window/compositor.rs
+++ b/wgpu/src/window/compositor.rs
@@ -119,10 +119,10 @@ impl iced_graphics::window::Compositor for Compositor {
                 load_op: wgpu::LoadOp::Clear,
                 store_op: wgpu::StoreOp::Store,
                 clear_color: wgpu::Color {
-                    r: self.settings.background_color.r.into(),
-                    g: self.settings.background_color.g.into(),
-                    b: self.settings.background_color.b.into(),
-                    a: self.settings.background_color.a.into(),
+                    r: 1.0,
+                    g: 1.0,
+                    b: 1.0,
+                    a: 1.0,
                 },
             }],
             depth_stencil_attachment: None,