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add custom error for Compositor::draw()

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This commit is contained in:
Billy Messenger 2021-07-22 13:08:13 -05:00
parent 191288771f
commit a7d2834a6d
5 changed files with 69 additions and 30 deletions
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39
winit/src/application.rs
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@ -366,7 +366,7 @@ async fn run_instance<A, E, C>(
viewport_version = current_viewport_version;
}
if let Ok(new_mouse_interaction) = compositor.draw(
match compositor.draw(
&mut renderer,
&mut swap_chain,
state.viewport(),
@ -374,23 +374,34 @@ async fn run_instance<A, E, C>(
&primitive,
&debug.overlay(),
) {
debug.render_finished();
Ok(new_mouse_interaction) => {
debug.render_finished();
if new_mouse_interaction != mouse_interaction {
window.set_cursor_icon(conversion::mouse_interaction(
new_mouse_interaction,
));
if new_mouse_interaction != mouse_interaction {
window.set_cursor_icon(
conversion::mouse_interaction(
new_mouse_interaction,
),
);
mouse_interaction = new_mouse_interaction;
mouse_interaction = new_mouse_interaction;
}
// TODO: Handle animations!
// Maybe we can use `ControlFlow::WaitUntil` for this.
}
Err(error) => match error {
window::CompositorDrawError::SwapchainOutdated(_) => {
debug.render_finished();
// TODO: Handle animations!
// Maybe we can use `ControlFlow::WaitUntil` for this.
} else {
debug.render_finished();
// Rendering could not complete, try again next frame.
window.request_redraw();
// Swapchain is outdated. Try rendering again next frame.
window.request_redraw();
}
window::CompositorDrawError::FatalSwapchainError(e) => {
// Fatal swapchain error. Rendering cannot continue.
panic!("{}", e);
}
},
}
}
event::Event::WindowEvent {