X-Git-Url: http://git.dolda2000.com/gitweb/?a=blobdiff_plain;f=src%2Fcore%2Fapp.rs;h=be546c12b97f56b7de23ddf81daf708488898ee6;hb=902b2b3136a49738de32a6b2fd1df78d18cf6048;hp=f6adba046d0d64f4885d68b6cebf3f05d2282ce7;hpb=3d049b501751d825314db31b7f89d607eaae3e70;p=kaka%2Frust-sdl-test.git diff --git a/src/core/app.rs b/src/core/app.rs index f6adba0..be546c1 100644 --- a/src/core/app.rs +++ b/src/core/app.rs @@ -1,5 +1,6 @@ use boll::*; use common::{Point2D, Rect}; +use core::controller::ControllerManager; use point; // defined in common, but loaded from main... use rand::Rng; use sdl2::event::{Event, WindowEvent}; @@ -12,9 +13,7 @@ use sdl2::video::{FullscreenType, SwapInterval, Window}; use sdl2::{EventPump, VideoSubsystem}; use sprites::SpriteManager; use std::f32::consts::PI; -use time::PreciseTime; - -pub type Nanoseconds = u64; +use time::{Duration, Instant, prelude::*}; const FPS: u32 = 60; const NS_PER_FRAME: u32 = 1_000_000_000 / FPS; @@ -46,8 +45,7 @@ impl AppBuilder { let context = sdl2::init().unwrap(); sdl2::image::init(sdl2::image::InitFlag::PNG)?; let video = context.video()?; - - self.print_video_display_modes(&video); + //self.print_video_display_modes(&video); let window = video .window( @@ -80,9 +78,11 @@ impl AppBuilder { event_pump, sprites, state: self.state.unwrap_or_else(|| Box::new(ActiveState::new(screen))), + ctrl_man: ControllerManager::new(context.joystick()?, context.haptic()?), }) } + #[allow(dead_code)] fn print_video_display_modes(&self, video: &VideoSubsystem) { println!("video subsystem: {:?}", video); println!("current_video_driver: {:?}", video.current_video_driver()); @@ -124,10 +124,11 @@ impl AppBuilder { } pub struct App { - pub canvas: Canvas, - pub event_pump: EventPump, - pub sprites: SpriteManager, - pub state: Box, + canvas: Canvas, + event_pump: EventPump, + sprites: SpriteManager, + state: Box, + pub ctrl_man: ControllerManager, } impl App { @@ -143,30 +144,22 @@ impl App { } pub fn start(&mut self) { - let mut frame_count: u64 = 0; - let mut fps_time = PreciseTime::now(); - let mut last_time = PreciseTime::now(); + let mut last_time = Instant::now(); + + self.state.enter(&mut self.ctrl_man); 'running: loop { if let Err(_) = self.handle_events() { break 'running; } - let duration = - last_time.to(PreciseTime::now()).num_nanoseconds().unwrap() as Nanoseconds; - last_time = PreciseTime::now(); + let duration = Instant::now() - last_time; + last_time = Instant::now(); + + self.ctrl_man.update(duration); self.state.update(duration); self.render(); - - frame_count += 1; - if frame_count == FPS as u64 { - let duration = fps_time.to(PreciseTime::now()).num_nanoseconds().unwrap() as f64 - / 1_000_000_000.0; - println!("fps: {}", frame_count as f64 / duration); - frame_count = 0; - fps_time = PreciseTime::now(); - } } self.state.leave(); @@ -174,6 +167,7 @@ impl App { fn handle_events(&mut self) -> Result<(), ()> { for event in self.event_pump.poll_iter() { + self.ctrl_man.handle_event(&event); match event { Event::Quit { .. } | Event::KeyDown { @@ -237,7 +231,7 @@ impl App { } => { println!("window focus lost") } - _ => self.state.on_event(event), + _ => self.state.handle_event(event), } } Ok(()) @@ -252,10 +246,11 @@ impl App { } pub trait AppState { - fn update(&mut self, dt: Nanoseconds); + fn enter(&mut self, ctrl_man: &mut ControllerManager); + fn leave(&mut self); + fn update(&mut self, dt: Duration); fn render(&mut self, canvas: &mut Canvas, sprites: &mut SpriteManager); - fn leave(&self); - fn on_event(&mut self, event: Event); + fn handle_event(&mut self, event: Event); } type Bollar = Vec>; @@ -304,14 +299,16 @@ impl ActiveState { } impl AppState for ActiveState { - fn update(&mut self, dt: Nanoseconds) { + fn enter(&mut self, _ctrl_man: &mut ControllerManager) {} + + fn update(&mut self, dt: Duration) { for b in &mut self.bolls { b.update(); } match dt { - ns if ns < (NS_PER_FRAME - 90_0000) as u64 => self.change_boll_count(100), - ns if ns > (NS_PER_FRAME + 90_0000) as u64 => self.change_boll_count(-100), + ns if ns < (NS_PER_FRAME - 90_0000).nanoseconds() => self.change_boll_count(100), + ns if ns > (NS_PER_FRAME + 90_0000).nanoseconds() => self.change_boll_count(-100), _ => {} } } @@ -421,11 +418,11 @@ impl AppState for ActiveState { } } - fn leave(&self) { + fn leave(&mut self) { println!("number of bolls: {}", self.bolls.len()); } - fn on_event(&mut self, event: Event) { + fn handle_event(&mut self, event: Event) { match event { Event::KeyDown { keycode: Some(Keycode::KpPlus),