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-rw-r--r--native/src/lib.rs2
-rw-r--r--native/src/metrics.rs11
-rw-r--r--native/src/renderer.rs2
-rw-r--r--native/src/renderer/windowed.rs24
-rw-r--r--wgpu/src/renderer.rs84
-rw-r--r--winit/src/application.rs18
6 files changed, 99 insertions, 42 deletions
diff --git a/native/src/lib.rs b/native/src/lib.rs
index fa72a553..86bfb3ca 100644
--- a/native/src/lib.rs
+++ b/native/src/lib.rs
@@ -206,6 +206,7 @@ mod element;
mod event;
mod hasher;
mod layout;
+mod metrics;
mod mouse_cursor;
mod node;
mod style;
@@ -224,6 +225,7 @@ pub use element::Element;
pub use event::Event;
pub use hasher::Hasher;
pub use layout::Layout;
+pub use metrics::Metrics;
pub use mouse_cursor::MouseCursor;
pub use node::Node;
pub use renderer::Renderer;
diff --git a/native/src/metrics.rs b/native/src/metrics.rs
new file mode 100644
index 00000000..7c344b9b
--- /dev/null
+++ b/native/src/metrics.rs
@@ -0,0 +1,11 @@
+use std::time;
+
+/// A bunch of metrics about an Iced application.
+#[derive(Debug, Clone, Copy)]
+pub struct Metrics {
+ pub startup_time: time::Duration,
+ pub update_time: time::Duration,
+ pub view_time: time::Duration,
+ pub renderer_output_time: time::Duration,
+ pub message_count: usize,
+}
diff --git a/native/src/renderer.rs b/native/src/renderer.rs
index afe1b09a..5963d577 100644
--- a/native/src/renderer.rs
+++ b/native/src/renderer.rs
@@ -24,7 +24,7 @@ mod debugger;
mod windowed;
pub use debugger::Debugger;
-pub use windowed::Windowed;
+pub use windowed::{Target, Windowed};
pub trait Renderer {
type Output;
diff --git a/native/src/renderer/windowed.rs b/native/src/renderer/windowed.rs
index bcf37964..0499ca70 100644
--- a/native/src/renderer/windowed.rs
+++ b/native/src/renderer/windowed.rs
@@ -1,17 +1,29 @@
-use crate::MouseCursor;
+use crate::{Metrics, MouseCursor};
use raw_window_handle::HasRawWindowHandle;
-pub trait Windowed: super::Renderer {
- type Target;
+pub trait Windowed: super::Renderer + Sized {
+ type Target: Target<Renderer = Self>;
- fn new<W: HasRawWindowHandle>(window: &W) -> Self;
-
- fn target(&self, width: u16, height: u16) -> Self::Target;
+ fn new() -> Self;
fn draw(
&mut self,
output: &Self::Output,
+ metrics: Option<Metrics>,
target: &mut Self::Target,
) -> MouseCursor;
}
+
+pub trait Target {
+ type Renderer;
+
+ fn new<W: HasRawWindowHandle>(
+ window: &W,
+ width: u16,
+ height: u16,
+ renderer: &Self::Renderer,
+ ) -> Self;
+
+ fn resize(&mut self, width: u16, height: u16, renderer: &Self::Renderer);
+}
diff --git a/wgpu/src/renderer.rs b/wgpu/src/renderer.rs
index fbc39327..6e90c129 100644
--- a/wgpu/src/renderer.rs
+++ b/wgpu/src/renderer.rs
@@ -1,6 +1,6 @@
use crate::{quad, Image, Primitive, Quad, Transformation};
use iced_native::{
- renderer::Debugger, renderer::Windowed, Background, Color, Layout,
+ renderer::Debugger, renderer::Windowed, Background, Color, Layout, Metrics,
MouseCursor, Point, Rectangle, Widget,
};
@@ -26,7 +26,6 @@ mod text;
mod text_input;
pub struct Renderer {
- surface: Surface,
device: Device,
queue: Queue,
quad_pipeline: quad::Pipeline,
@@ -36,12 +35,61 @@ pub struct Renderer {
}
pub struct Target {
+ surface: Surface,
width: u16,
height: u16,
transformation: Transformation,
swap_chain: SwapChain,
}
+impl iced_native::renderer::Target for Target {
+ type Renderer = Renderer;
+
+ fn new<W: HasRawWindowHandle>(
+ window: &W,
+ width: u16,
+ height: u16,
+ renderer: &Renderer,
+ ) -> Target {
+ let surface = Surface::create(window);
+
+ let swap_chain = renderer.device.create_swap_chain(
+ &surface,
+ &SwapChainDescriptor {
+ usage: TextureUsage::OUTPUT_ATTACHMENT,
+ format: TextureFormat::Bgra8UnormSrgb,
+ width: u32::from(width),
+ height: u32::from(height),
+ present_mode: wgpu::PresentMode::Vsync,
+ },
+ );
+
+ Target {
+ surface,
+ width,
+ height,
+ transformation: Transformation::orthographic(width, height),
+ swap_chain,
+ }
+ }
+
+ fn resize(&mut self, width: u16, height: u16, renderer: &Renderer) {
+ self.width = width;
+ self.height = height;
+ self.transformation = Transformation::orthographic(width, height);
+ self.swap_chain = renderer.device.create_swap_chain(
+ &self.surface,
+ &SwapChainDescriptor {
+ usage: TextureUsage::OUTPUT_ATTACHMENT,
+ format: TextureFormat::Bgra8UnormSrgb,
+ width: u32::from(width),
+ height: u32::from(height),
+ present_mode: wgpu::PresentMode::Vsync,
+ },
+ );
+ }
+}
+
pub struct Layer<'a> {
bounds: Rectangle<u32>,
y_offset: u32,
@@ -63,7 +111,7 @@ impl<'a> Layer<'a> {
}
impl Renderer {
- fn new<W: HasRawWindowHandle>(window: &W) -> Self {
+ fn new() -> Self {
let adapter = Adapter::request(&RequestAdapterOptions {
power_preference: PowerPreference::LowPower,
backends: BackendBit::all(),
@@ -77,8 +125,6 @@ impl Renderer {
limits: Limits { max_bind_groups: 2 },
});
- let surface = Surface::create(window);
-
// TODO: Think about font loading strategy
// Loading system fonts with fallback may be a good idea
let font: &[u8] =
@@ -91,7 +137,6 @@ impl Renderer {
let image_pipeline = crate::image::Pipeline::new(&mut device);
Self {
- surface,
device,
queue,
quad_pipeline,
@@ -101,24 +146,6 @@ impl Renderer {
}
}
- fn target(&self, width: u16, height: u16) -> Target {
- Target {
- width,
- height,
- transformation: Transformation::orthographic(width, height),
- swap_chain: self.device.create_swap_chain(
- &self.surface,
- &SwapChainDescriptor {
- usage: TextureUsage::OUTPUT_ATTACHMENT,
- format: TextureFormat::Bgra8UnormSrgb,
- width: u32::from(width),
- height: u32::from(height),
- present_mode: wgpu::PresentMode::Vsync,
- },
- ),
- }
- }
-
fn draw(
&mut self,
(primitive, mouse_cursor): &(Primitive, MouseCursor),
@@ -363,17 +390,14 @@ impl iced_native::Renderer for Renderer {
impl Windowed for Renderer {
type Target = Target;
- fn new<W: HasRawWindowHandle>(window: &W) -> Self {
- Self::new(window)
- }
-
- fn target(&self, width: u16, height: u16) -> Target {
- self.target(width, height)
+ fn new() -> Self {
+ Self::new()
}
fn draw(
&mut self,
output: &Self::Output,
+ metrics: Option<Metrics>,
target: &mut Target,
) -> MouseCursor {
self.draw(output, target)
diff --git a/winit/src/application.rs b/winit/src/application.rs
index b90b5eef..8c7d8c37 100644
--- a/winit/src/application.rs
+++ b/winit/src/application.rs
@@ -1,7 +1,7 @@
use crate::{
column, conversion,
input::{keyboard, mouse},
- renderer::Windowed,
+ renderer::{Target, Windowed},
Cache, Column, Element, Event, Length, MouseCursor, UserInterface,
};
@@ -41,8 +41,14 @@ pub trait Application {
.into();
let mut new_size: Option<Size> = None;
- let mut renderer = Self::Renderer::new(&window);
- let mut target = renderer.target(size.width, size.height);
+ let mut renderer = Self::Renderer::new();
+
+ let mut target = <Self::Renderer as Windowed>::Target::new(
+ &window,
+ size.width,
+ size.height,
+ &renderer,
+ );
let user_interface = UserInterface::build(
document(&mut self, size),
@@ -103,11 +109,13 @@ pub trait Application {
}
event::Event::RedrawRequested(_) => {
if let Some(new_size) = new_size.take() {
- target = renderer.target(new_size.width, new_size.height);
+ target.resize(new_size.width, new_size.height, &renderer);
+
size = new_size;
}
- let new_mouse_cursor = renderer.draw(&primitive, &mut target);
+ let new_mouse_cursor =
+ renderer.draw(&primitive, None, &mut target);
if new_mouse_cursor != mouse_cursor {
window.set_cursor_icon(conversion::mouse_cursor(
generated by cgit (git 2.34.1) at 2025-04-17 15:39:01 +0000