From 4aed0fa4b6d63b739b5557ef16f6077988cd2758 Mon Sep 17 00:00:00 2001
From: Héctor Ramón Jiménez <hector0193@gmail.com>
Date: Tue, 19 May 2020 20:01:55 +0200
Subject: Rename `window::Backend` to `Compositor`

---
 wgpu/src/window/backend.rs | 119 ---------------------------------------------
 1 file changed, 119 deletions(-)
 delete mode 100644 wgpu/src/window/backend.rs

(limited to 'wgpu/src/window/backend.rs')

diff --git a/wgpu/src/window/backend.rs b/wgpu/src/window/backend.rs
deleted file mode 100644
index 92e81cd9..00000000
--- a/wgpu/src/window/backend.rs
+++ /dev/null
@@ -1,119 +0,0 @@
-use crate::{window::SwapChain, Renderer, Settings, Target};
-
-use iced_native::{futures, mouse};
-use raw_window_handle::HasRawWindowHandle;
-
-/// A window graphics backend for iced powered by `wgpu`.
-#[derive(Debug)]
-pub struct Backend {
-    device: wgpu::Device,
-    queue: wgpu::Queue,
-    format: wgpu::TextureFormat,
-}
-
-impl iced_native::window::Backend for Backend {
-    type Settings = Settings;
-    type Renderer = Renderer;
-    type Surface = wgpu::Surface;
-    type SwapChain = SwapChain;
-
-    fn new(settings: Self::Settings) -> Backend {
-        let (device, queue) = futures::executor::block_on(async {
-            let adapter = wgpu::Adapter::request(
-                &wgpu::RequestAdapterOptions {
-                    power_preference: if settings.antialiasing.is_none() {
-                        wgpu::PowerPreference::Default
-                    } else {
-                        wgpu::PowerPreference::HighPerformance
-                    },
-                    compatible_surface: None,
-                },
-                wgpu::BackendBit::PRIMARY,
-            )
-            .await
-            .expect("Request adapter");
-
-            adapter
-                .request_device(&wgpu::DeviceDescriptor {
-                    extensions: wgpu::Extensions {
-                        anisotropic_filtering: false,
-                    },
-                    limits: wgpu::Limits { max_bind_groups: 2 },
-                })
-                .await
-        });
-
-        Backend {
-            device,
-            queue,
-            format: settings.format,
-        }
-    }
-
-    fn create_renderer(&mut self, settings: Settings) -> Renderer {
-        Renderer::new(crate::Backend::new(&mut self.device, settings))
-    }
-
-    fn create_surface<W: HasRawWindowHandle>(
-        &mut self,
-        window: &W,
-    ) -> wgpu::Surface {
-        wgpu::Surface::create(window)
-    }
-
-    fn create_swap_chain(
-        &mut self,
-        surface: &Self::Surface,
-        width: u32,
-        height: u32,
-    ) -> SwapChain {
-        SwapChain::new(&self.device, surface, self.format, width, height)
-    }
-
-    fn draw<T: AsRef<str>>(
-        &mut self,
-        renderer: &mut Self::Renderer,
-        swap_chain: &mut SwapChain,
-        output: &<Self::Renderer as iced_native::Renderer>::Output,
-        scale_factor: f64,
-        overlay: &[T],
-    ) -> mouse::Interaction {
-        let (frame, viewport) = swap_chain.next_frame().expect("Next frame");
-
-        let mut encoder = self.device.create_command_encoder(
-            &wgpu::CommandEncoderDescriptor { label: None },
-        );
-
-        let _ = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
-            color_attachments: &[wgpu::RenderPassColorAttachmentDescriptor {
-                attachment: &frame.view,
-                resolve_target: None,
-                load_op: wgpu::LoadOp::Clear,
-                store_op: wgpu::StoreOp::Store,
-                clear_color: wgpu::Color {
-                    r: 1.0,
-                    g: 1.0,
-                    b: 1.0,
-                    a: 1.0,
-                },
-            }],
-            depth_stencil_attachment: None,
-        });
-
-        let mouse_interaction = renderer.backend_mut().draw(
-            &mut self.device,
-            &mut encoder,
-            Target {
-                texture: &frame.view,
-                viewport,
-            },
-            output,
-            scale_factor,
-            overlay,
-        );
-
-        self.queue.submit(&[encoder.finish()]);
-
-        mouse_interaction
-    }
-}
-- 
cgit