Allow iced_wgpu to render to any TextureView

wgpu/src/renderer/target.rs

@@ -1,91 +0,0 @@
-use crate::{Renderer, Transformation};
-use iced_native::window;
-
-use raw_window_handle::HasRawWindowHandle;
-
-/// A rendering target.
-#[derive(Debug)]
-pub struct Target {
-    surface: wgpu::Surface,
-    width: u32,
-    height: u32,
-    scale_factor: f32,
-    transformation: Transformation,
-    swap_chain: wgpu::SwapChain,
-}
-
-impl Target {
-    pub(crate) fn dimensions(&self) -> (u32, u32) {
-        (self.width, self.height)
-    }
-
-    pub(crate) fn scale_factor(&self) -> f32 {
-        self.scale_factor
-    }
-
-    pub(crate) fn transformation(&self) -> Transformation {
-        self.transformation
-    }
-
-    pub(crate) fn next_frame(&mut self) -> wgpu::SwapChainOutput<'_> {
-        self.swap_chain.get_next_texture()
-    }
-}
-
-impl window::Target for Target {
-    type Renderer = Renderer;
-
-    fn new<W: HasRawWindowHandle>(
-        window: &W,
-        width: u32,
-        height: u32,
-        scale_factor: f64,
-        renderer: &Renderer,
-    ) -> Target {
-        let surface = wgpu::Surface::create(window);
-        let swap_chain =
-            new_swap_chain(&surface, width, height, &renderer.device);
-
-        Target {
-            surface,
-            width,
-            height,
-            scale_factor: scale_factor as f32,
-            transformation: Transformation::orthographic(width, height),
-            swap_chain,
-        }
-    }
-
-    fn resize(
-        &mut self,
-        width: u32,
-        height: u32,
-        scale_factor: f64,
-        renderer: &Renderer,
-    ) {
-        self.width = width;
-        self.height = height;
-        self.scale_factor = scale_factor as f32;
-        self.transformation = Transformation::orthographic(width, height);
-        self.swap_chain =
-            new_swap_chain(&self.surface, width, height, &renderer.device);
-    }
-}
-
-fn new_swap_chain(
-    surface: &wgpu::Surface,
-    width: u32,
-    height: u32,
-    device: &wgpu::Device,
-) -> wgpu::SwapChain {
-    device.create_swap_chain(
-        &surface,
-        &wgpu::SwapChainDescriptor {
-            usage: wgpu::TextureUsage::OUTPUT_ATTACHMENT,
-            format: wgpu::TextureFormat::Bgra8UnormSrgb,
-            width,
-            height,
-            present_mode: wgpu::PresentMode::Vsync,
-        },
-    )
-}