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[egui_web] Add max canvas size to help perf issues on some platforms

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Related: https://github.com/emilk/egui/issues/67
This commit is contained in:
Emil Ernerfeldt
2020-12-18 22:51:23 +01:00
parent c3c4f28a9d
commit 82a3997188
4 changed files with 46 additions and 13 deletions
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11
egui_web/src/backend.rs
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@@ -114,12 +114,9 @@ pub struct WebInput {
}
impl WebInput {
pub fn new_frame(&mut self) -> egui::RawInput {
pub fn new_frame(&mut self, canvas_size: egui::Vec2) -> egui::RawInput {
egui::RawInput {
screen_rect: Some(egui::Rect::from_min_size(
Default::default(),
screen_size_in_native_points().unwrap(),
)),
screen_rect: Some(egui::Rect::from_min_size(Default::default(), canvas_size)),
pixels_per_point: Some(native_pixels_per_point()),
time: Some(now_sec()),
..self.raw.take()
@@ -181,8 +178,8 @@ impl AppRunner {
pub fn logic(&mut self) -> Result<(egui::Output, egui::PaintJobs), JsValue> {
resize_canvas_to_screen_size(self.web_backend.canvas_id());
let raw_input = self.input.new_frame();
let canvas_size = canvas_size_in_points(self.web_backend.canvas_id());
let raw_input = self.input.new_frame(canvas_size);
self.web_backend.begin_frame(raw_input);
let mut integration_context = egui::app::IntegrationContext {