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#![allow(incomplete_features)]
#![feature(generic_associated_types)]
#[cfg(feature = "vulkan")]
extern crate gfx_backend_vulkan as back;
extern crate gfx_hal as hal;
extern crate nalgebra_glm as na;
#[macro_use]
extern crate legion;
pub mod draw;
pub mod error;
pub mod systems;
mod types;
pub mod window;
use draw::{
RenderingContext,
draw_passes::{DrawPass, IntoDrawPass}
};
use error::full_error_display;
use legion::world::SubWorld;
use legion::IntoQuery;
use std::sync::mpsc::{Receiver, Sender};
use std::sync::Arc;
use std::sync::RwLock;
pub use window::{UiState, WindowEvent};
use anyhow::Result;
use log::error;
use stockton_levels::prelude::*;
use stockton_types::components::{CameraSettings, Transform};
use stockton_types::{Vector3, Session};
use winit::event_loop::ControlFlow;
use winit::window::Window;
use std::sync::mpsc::channel;
/// Renders a world to a window when you tell it to.
/// Also takes ownership of the window and channels window events to be processed outside winit's event loop.
pub struct Renderer<DP> {
/// All the vulkan stuff
pub(crate) context: RenderingContext<DP>,
/// For getting events from the winit event loop
pub window_events: Receiver<WindowEvent>,
/// For updating the control flow of the winit event loop
pub update_control_flow: Arc<RwLock<ControlFlow>>,
}
impl<DP: DrawPass> Renderer<DP> {
/// Create a new Renderer.
pub fn new<IDP: IntoDrawPass<DP>>(window: &Window, ui: &mut UiState, idp: IDP) -> Result<(Self, Sender<WindowEvent>)> {
let (tx, rx) = channel();
let update_control_flow = Arc::new(RwLock::new(ControlFlow::Poll));
Ok((
Renderer {
context: RenderingContext::new(window, idp)?,
window_events: rx,
update_control_flow,
},
tx,
))
}
/// Render a single frame of the given session.
fn render(&mut self, session: &Session) -> Result<()> {
// Try to draw
if self.context.draw_next_frame(session).is_err() {
// Probably the surface changed
unsafe { self.context.handle_surface_change()? };
// If it fails twice, then error
self.context.draw_next_frame(session)?;
}
Ok(())
}
fn resize(&mut self) -> Result<()> {
unsafe { self.context.handle_surface_change() }
}
}
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