-
-////////// LEVEL ///////////////////////////////////////////////////////////////
-
-#[derive(Default)]
-pub struct Level {
- gravity: Point2D<f64>,
- ground: f64, // just to have something
-}
-
-impl Level {
- pub fn render(&mut self, canvas: &mut Canvas<Window>, _sprites: &mut SpriteManager) {
- let w = canvas.viewport().width() as i32;
- for i in 1..11 {
- let y = (i * i - 1) as i32 + self.ground as i32;
- canvas.set_draw_color((255 - i * 20, 255 - i * 20, 0));
- canvas.draw_line((0, y), (w, y)).unwrap();
- }
- }
-}
-
-////////// OBJECT //////////////////////////////////////////////////////////////
-
-type Objects = Vec<Box<dyn Object>>;
-
-pub trait Object {
- fn update(&mut self, objects: &mut Objects, lvl: &Level, dt: Nanoseconds) -> ObjectState;
- fn render(&self, _canvas: &mut Canvas<Window>, _sprites: &mut SpriteManager) {}
-}
-
-#[derive(PartialEq)]
-pub enum ObjectState { Alive, Dead }
-use self::ObjectState::*;
-
-
-pub trait Physical {}
-pub trait Drawable {}
-
-////////// CHARACTER ///////////////////////////////////////////////////////////
-
-pub struct Character {
- ctrl: Rc<RefCell<Controller>>,
- pos: Point2D<f64>,
- vel: Point2D<f64>,
-}
-
-impl Character {
- pub fn new(ctrl: Rc<RefCell<Controller>>) -> Self {
- Character {
- ctrl,
- pos: point!(100.0, 100.0),
- vel: point!(0.0, 0.0),
- }
- }
-}
-
-impl Object for Character {
- fn update(&mut self, objects: &mut Objects, lvl: &Level, _dt: Nanoseconds) -> ObjectState {
- self.vel += lvl.gravity;
- self.pos += self.vel;
-
- let ctrl = self.ctrl.borrow();
-
- if self.pos.y >= lvl.ground {
- self.pos.y = lvl.ground;
- self.vel.y = 0.0;
- self.vel.x *= 0.9;
-
- if ctrl.jump.is_pressed {
- self.vel = ctrl.aim.to_point() * 5.0;
- }
- }
-
- if ctrl.shoot.is_pressed {
- use rand::distributions::{Distribution, Normal};
- let normal = Normal::new(0.0, 0.1);
- for _i in 0..100 {
- objects.push(Box::new(Boll {
- pos: self.pos,
- vel: ctrl.aim.to_adjusted_point() * (3.0 + rand::random::<f64>()) + point!(normal.sample(&mut rand::thread_rng()), normal.sample(&mut rand::thread_rng())) + self.vel,
- bounces: 2,
- }));
- }
- ctrl.rumble(1.0, _dt as u32 / 1_000_000);
- }
-
- match ctrl.mov.x {
- v if v < -0.9 => { self.vel.x -= 0.5 }
- v if v > 0.9 => { self.vel.x += 0.5 }
- _ => {}
- }
-
- Alive
- }
-
- fn render(&self, canvas: &mut Canvas<Window>, sprites: &mut SpriteManager) {
- let block = sprites.get("mario");
- let size = 32;
- canvas.copy(block, None, Rect::new(self.pos.x as i32 - size as i32 / 2, self.pos.y as i32 - size as i32, size, size)).unwrap();
-
- let ctrl = &self.ctrl.borrow();
- let l = 300.0;
- let pos = (self.pos.x as i32, self.pos.y as i32);
- // axis values
- let p = (self.pos + ctrl.aim.to_point() * l).to_i32().into();
- canvas.set_draw_color((0, 255, 0));
- canvas.draw_line(pos, p).unwrap();
- draw_cross(canvas, p);
- // adjusted values
- let p = (self.pos + ctrl.aim.to_adjusted_point() * l).to_i32().into();
- canvas.set_draw_color((255, 0, 0));
- canvas.draw_line(pos, p).unwrap();
- draw_cross(canvas, p);
- // circle values
- let p = (self.pos + Point2D::from(ctrl.aim.a) * l).to_i32().into();
- canvas.set_draw_color((0, 0, 255));
- canvas.draw_line(pos, p).unwrap();
- draw_cross(canvas, p);
- }
-}
-
-fn draw_cross(canvas: &mut Canvas<Window>, p: (i32, i32)) {
- canvas.draw_line((p.0 - 5, p.1), (p.0 + 5, p.1)).unwrap();
- canvas.draw_line((p.0, p.1 - 5), (p.0, p.1 + 5)).unwrap();
-}
-
-pub struct Boll {
- pos: Point2D<f64>,
- vel: Point2D<f64>,
- bounces: u8,
-}
-
-impl Object for Boll {
- fn update(&mut self, _objects: &mut Objects, lvl: &Level, _dt: Nanoseconds) -> ObjectState {
- self.vel += lvl.gravity;
- self.pos += self.vel;
-
- if self.pos.y >= lvl.ground {
- if self.bounces == 0 {
- return Dead
- } else {
- self.bounces -= 1;
- self.pos.y = lvl.ground;
- self.vel.y = -self.vel.y;
- }
- }
-
- Alive
- }
-
- fn render(&self, canvas: &mut Canvas<Window>, _sprites: &mut SpriteManager) {
- let block = _sprites.get("block");
- let size = 4 + self.bounces * 6;
- canvas.copy(block, None, Rect::new(self.pos.x as i32 - size as i32 / 2, self.pos.y as i32 - size as i32 / 2, size as u32, size as u32)).unwrap();
- // canvas.set_draw_color((0, self.bounces * 100, 255));
- // canvas.draw_point((self.pos.x as i32, self.pos.y as i32)).unwrap();
- }
-}