Commit | Line | Data |
---|---|---|
bf7b5671 | 1 | use AppState; |
eb253fcc | 2 | use ActiveState; |
afbecec4 | 3 | use common::{Point2D, Radians}; |
eb253fcc | 4 | use core::app::StateChange; |
bf7b5671 TW |
5 | use core::controller::Controller; |
6 | use core::controller::ControllerManager; | |
a6b57e45 | 7 | use core::level::Level; |
6566d7e5 | 8 | use core::render::Renderer; |
bf7b5671 | 9 | use point; |
b0566120 | 10 | use sdl2::event::Event; |
6566d7e5 | 11 | use sdl2::joystick::PowerLevel; |
a6b57e45 | 12 | use sdl2::keyboard::Keycode; |
bf7b5671 | 13 | use sdl2::rect::Rect; |
bf7b5671 TW |
14 | use sprites::SpriteManager; |
15 | use std::cell::RefCell; | |
16 | use std::rc::Rc; | |
902b2b31 | 17 | use time::Duration; |
b0566120 TW |
18 | |
19 | ////////// GAMESTATE /////////////////////////////////////////////////////////// | |
20 | ||
21 | #[derive(Default)] | |
22 | pub struct GameState { | |
23 | world: World, | |
24 | } | |
25 | ||
26 | impl GameState { | |
27 | pub fn new() -> Self { | |
28 | GameState { | |
29 | world: World::new(), | |
30 | } | |
31 | } | |
32 | } | |
33 | ||
34 | impl AppState for GameState { | |
a82a4d23 | 35 | fn enter(&mut self, ctrl_man: &ControllerManager) { |
3fd8761b TW |
36 | for (_k, v) in ctrl_man.controllers.iter() { |
37 | self.world.add(Box::new(Character::new(v.clone()))); | |
b0566120 TW |
38 | } |
39 | } | |
40 | ||
41 | fn leave(&mut self) {} | |
42 | ||
eb253fcc | 43 | fn update(&mut self, dt: Duration) -> Option<StateChange> { |
b0566120 | 44 | self.world.update(dt); |
eb253fcc | 45 | None |
b0566120 TW |
46 | } |
47 | ||
6566d7e5 TW |
48 | fn render(&mut self, renderer: &mut Renderer, sprites: &SpriteManager) { |
49 | self.world.render(renderer, sprites); | |
b0566120 TW |
50 | } |
51 | ||
eb253fcc | 52 | fn handle_event(&mut self, event: Event) -> Option<StateChange> { |
a6b57e45 | 53 | match event { |
eb253fcc TW |
54 | Event::KeyDown { keycode: Some(Keycode::Escape), .. } => { |
55 | return Some(StateChange::Pop) | |
56 | } | |
57 | Event::KeyDown { keycode: Some(Keycode::Return), .. } => { | |
58 | return Some(StateChange::Push(Box::new(ActiveState::new((800, 600))))) | |
59 | } | |
a6b57e45 TW |
60 | Event::KeyDown { keycode: Some(Keycode::Space), .. } => { |
61 | self.world.level.regenerate(); | |
62 | } | |
63 | Event::KeyDown { keycode: Some(Keycode::KpPlus), .. } => { | |
64 | self.world.level.increase_iteration(); | |
65 | } | |
66 | Event::KeyDown { keycode: Some(Keycode::KpMinus), .. } => { | |
67 | self.world.level.decrease_iteration(); | |
68 | } | |
c80ba7f7 TW |
69 | Event::KeyDown { keycode: Some(Keycode::KpEnter), .. } => { |
70 | self.world.level.filter_regions(); | |
71 | } | |
a6b57e45 TW |
72 | _ => {} |
73 | } | |
eb253fcc | 74 | None |
a6b57e45 | 75 | } |
b0566120 TW |
76 | } |
77 | ||
78 | ////////// WORLD /////////////////////////////////////////////////////////////// | |
79 | ||
80 | #[derive(Default)] | |
81 | pub struct World { | |
82 | level: Level, | |
3583c453 | 83 | objects: Objects, |
b0566120 TW |
84 | } |
85 | ||
86 | impl World { | |
87 | pub fn new() -> Self { | |
88 | World { | |
3fd8761b | 89 | level: Level::new(point!(0.0, 0.1)), |
b0566120 TW |
90 | ..Default::default() |
91 | } | |
92 | } | |
93 | ||
902b2b31 | 94 | pub fn update(&mut self, dt: Duration) { |
3583c453 TW |
95 | let mut breeding_ground = vec!(); |
96 | ||
97 | for i in (0..self.objects.len()).rev() { | |
98 | if self.objects[i].update(&mut breeding_ground, &self.level, dt) == Dead { | |
99 | self.objects.remove(i); // swap_remove is more efficient, but changes the order of the array | |
100 | } | |
101 | } | |
102 | ||
103 | for o in breeding_ground { | |
104 | self.add(o); | |
b0566120 | 105 | } |
3fd8761b TW |
106 | |
107 | println!("\x1b[Kobject count: {}\x1b[1A", self.objects.len()); // clear line, print, move cursor up | |
b0566120 TW |
108 | } |
109 | ||
6566d7e5 TW |
110 | pub fn render(&mut self, renderer: &mut Renderer, sprites: &SpriteManager) { |
111 | self.level.render(renderer, sprites); | |
b0566120 | 112 | for o in &mut self.objects { |
6566d7e5 | 113 | o.render(renderer, sprites); |
b0566120 TW |
114 | } |
115 | } | |
116 | ||
117 | pub fn add(&mut self, object: Box<dyn Object>) { | |
118 | self.objects.push(object); | |
119 | } | |
120 | } | |
121 | ||
b0566120 TW |
122 | ////////// OBJECT ////////////////////////////////////////////////////////////// |
123 | ||
3583c453 TW |
124 | type Objects = Vec<Box<dyn Object>>; |
125 | ||
b0566120 | 126 | pub trait Object { |
902b2b31 | 127 | fn update(&mut self, objects: &mut Objects, lvl: &Level, dt: Duration) -> ObjectState; |
6566d7e5 | 128 | fn render(&self, _renderer: &mut Renderer, _sprites: &SpriteManager) {} |
b0566120 TW |
129 | } |
130 | ||
3583c453 TW |
131 | #[derive(PartialEq)] |
132 | pub enum ObjectState { Alive, Dead } | |
133 | use self::ObjectState::*; | |
134 | ||
135 | ||
b0566120 TW |
136 | pub trait Physical {} |
137 | pub trait Drawable {} | |
138 | ||
139 | ////////// CHARACTER /////////////////////////////////////////////////////////// | |
140 | ||
141 | pub struct Character { | |
142 | ctrl: Rc<RefCell<Controller>>, | |
143 | pos: Point2D<f64>, | |
144 | vel: Point2D<f64>, | |
145 | } | |
146 | ||
147 | impl Character { | |
148 | pub fn new(ctrl: Rc<RefCell<Controller>>) -> Self { | |
149 | Character { | |
150 | ctrl, | |
3fd8761b | 151 | pos: point!(300.0, 300.0), |
b0566120 TW |
152 | vel: point!(0.0, 0.0), |
153 | } | |
154 | } | |
155 | } | |
156 | ||
157 | impl Object for Character { | |
902b2b31 | 158 | fn update(&mut self, objects: &mut Objects, lvl: &Level, dt: Duration) -> ObjectState { |
bf7b5671 | 159 | let ctrl = self.ctrl.borrow(); |
b0566120 | 160 | |
3fd8761b TW |
161 | let x = (self.pos.x / lvl.grid.cell_size as f64).min(lvl.grid.width as f64 - 1.0).max(0.0) as usize; |
162 | let y = (self.pos.y / lvl.grid.cell_size as f64).min(lvl.grid.height as f64 - 1.0).max(0.0) as usize; | |
163 | if lvl.grid.cells[x][y] { | |
164 | self.vel += lvl.gravity; | |
165 | if self.vel.y > 0.0 && !(ctrl.mov.down() && ctrl.jump.is_pressed) { | |
166 | self.vel.y = 0.0; | |
167 | self.vel.x *= 0.9; | |
168 | } | |
b0566120 | 169 | |
3fd8761b TW |
170 | if !ctrl.mov.down() { |
171 | if ctrl.jump.is_pressed && !ctrl.jump.was_pressed { | |
172 | self.vel.y = -5.0; | |
173 | } | |
3583c453 | 174 | } |
3fd8761b TW |
175 | } else { |
176 | self.vel += lvl.gravity; | |
3583c453 | 177 | } |
3fd8761b | 178 | self.pos += self.vel; |
3583c453 | 179 | |
bf7b5671 | 180 | if ctrl.shoot.is_pressed { |
3583c453 TW |
181 | use rand::distributions::{Distribution, Normal}; |
182 | let normal = Normal::new(0.0, 0.1); | |
3fd8761b | 183 | let direction = if ctrl.aim.to_point().length() > 0.1 { ctrl.aim.to_point() } else { ctrl.mov.to_point() }; |
3583c453 TW |
184 | for _i in 0..100 { |
185 | objects.push(Box::new(Boll { | |
186 | pos: self.pos, | |
3fd8761b | 187 | vel: direction * (10.0 + rand::random::<f64>()) + point!(normal.sample(&mut rand::thread_rng()), normal.sample(&mut rand::thread_rng())) + self.vel, |
3583c453 TW |
188 | bounces: 2, |
189 | })); | |
b0566120 | 190 | } |
902b2b31 | 191 | ctrl.rumble(1.0, dt); |
3fd8761b | 192 | self.vel -= direction * 0.1; |
b0566120 TW |
193 | } |
194 | ||
dbf33b0d TW |
195 | if ctrl.start.is_pressed && !ctrl.start.was_pressed { |
196 | match ctrl.device.power_level() { | |
197 | Ok(PowerLevel::Unknown) => { println!("power level unknown"); } | |
198 | Ok(PowerLevel::Empty) => { println!("power level empty"); } | |
199 | Ok(PowerLevel::Low) => { println!("power level low"); } | |
200 | Ok(PowerLevel::Medium) => { println!("power level medium"); } | |
201 | Ok(PowerLevel::Full) => { println!("power level full"); } | |
202 | Ok(PowerLevel::Wired) => { println!("power level wired"); } | |
203 | Err(_) => {} | |
204 | }; | |
205 | } | |
206 | ||
bf7b5671 | 207 | match ctrl.mov.x { |
3fd8761b TW |
208 | v if v < -0.9 && self.vel.x > -5.0 => { self.vel.x -= 0.5 } |
209 | v if v > 0.9 && self.vel.x < 5.0 => { self.vel.x += 0.5 } | |
b0566120 TW |
210 | _ => {} |
211 | } | |
3583c453 TW |
212 | |
213 | Alive | |
b0566120 TW |
214 | } |
215 | ||
6566d7e5 | 216 | fn render(&self, renderer: &mut Renderer, sprites: &SpriteManager) { |
b0566120 TW |
217 | let block = sprites.get("mario"); |
218 | let size = 32; | |
6566d7e5 | 219 | renderer.blit(block, None, Rect::new(self.pos.x as i32 - size as i32 / 2, self.pos.y as i32 - size as i32, size, size)); |
bf7b5671 TW |
220 | |
221 | let ctrl = &self.ctrl.borrow(); | |
222 | let l = 300.0; | |
223 | let pos = (self.pos.x as i32, self.pos.y as i32); | |
3fd8761b TW |
224 | // // axis values |
225 | // let p = (self.pos + ctrl.aim.to_axis_point() * l).to_i32().into(); | |
226 | // renderer.draw_line(pos, p, (0, 255, 0)); | |
227 | // draw_cross(renderer, p); | |
eca25591 TW |
228 | // values limited to unit vector |
229 | let p = (self.pos + ctrl.aim.to_point() * l).to_i32().into(); | |
6566d7e5 TW |
230 | renderer.draw_line(pos, p, (255, 0, 0)); |
231 | draw_cross(renderer, p); | |
3fd8761b TW |
232 | let p = (self.pos + ctrl.mov.to_point() * l).to_i32().into(); |
233 | renderer.draw_line(pos, p, (0, 255, 0)); | |
6566d7e5 | 234 | draw_cross(renderer, p); |
3fd8761b TW |
235 | // // circle values |
236 | // let p = (self.pos + Point2D::from(ctrl.aim.a) * l).to_i32().into(); | |
237 | // renderer.draw_line(pos, p, (0, 0, 255)); | |
238 | // draw_cross(renderer, p); | |
3583c453 TW |
239 | } |
240 | } | |
241 | ||
6566d7e5 TW |
242 | fn draw_cross(renderer: &mut Renderer, p: (i32, i32)) { |
243 | renderer.canvas().draw_line((p.0 - 5, p.1), (p.0 + 5, p.1)).unwrap(); | |
244 | renderer.canvas().draw_line((p.0, p.1 - 5), (p.0, p.1 + 5)).unwrap(); | |
bf7b5671 TW |
245 | } |
246 | ||
a82a4d23 TW |
247 | ////////// BOLL //////////////////////////////////////////////////////////////// |
248 | ||
3583c453 TW |
249 | pub struct Boll { |
250 | pos: Point2D<f64>, | |
251 | vel: Point2D<f64>, | |
252 | bounces: u8, | |
253 | } | |
254 | ||
255 | impl Object for Boll { | |
d34c324f | 256 | fn update(&mut self, objects: &mut Objects, lvl: &Level, _dt: Duration) -> ObjectState { |
3583c453 TW |
257 | self.vel += lvl.gravity; |
258 | self.pos += self.vel; | |
3583c453 | 259 | |
a6b57e45 TW |
260 | let x = (self.pos.x / lvl.grid.cell_size as f64).min(lvl.grid.width as f64 - 1.0).max(0.0) as usize; |
261 | let y = (self.pos.y / lvl.grid.cell_size as f64).min(lvl.grid.height as f64 - 1.0).max(0.0) as usize; | |
262 | if lvl.grid.cells[x][y] { | |
263 | if self.bounces == 0 { | |
264 | return Dead | |
265 | } | |
afbecec4 TW |
266 | self.vel *= -0.25; |
267 | self.pos += self.vel; | |
a6b57e45 | 268 | self.bounces -= 1; |
d34c324f | 269 | use rand::distributions::{Distribution, Normal}; |
afbecec4 TW |
270 | let mut rng = rand::thread_rng(); |
271 | let a = Radians(self.vel.to_radians().0 + Normal::new(0.0, 0.75).sample(&mut rng)); | |
d34c324f | 272 | objects.push(Box::new(Boll { |
afbecec4 | 273 | vel: Point2D::from(a) * Normal::new(1.0, 0.25).sample(&mut rng) * self.vel.length(), |
a6b57e45 | 274 | ..*self |
d34c324f TW |
275 | })); |
276 | } | |
277 | ||
3583c453 TW |
278 | Alive |
279 | } | |
280 | ||
6566d7e5 | 281 | fn render(&self, renderer: &mut Renderer, _sprites: &SpriteManager) { |
3583c453 TW |
282 | let block = _sprites.get("block"); |
283 | let size = 4 + self.bounces * 6; | |
6566d7e5 | 284 | renderer.blit(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)); |
a6b57e45 TW |
285 | // renderer.canvas().set_draw_color((0, self.bounces * 100, 255)); |
286 | // renderer.canvas().draw_point((self.pos.x as i32, self.pos.y as i32)).unwrap(); | |
b0566120 TW |
287 | } |
288 | } |