Commit | Line | Data |
---|---|---|
79914631 | 1 | use AppState; |
eb253fcc | 2 | use core::app::StateChange; |
bf7b5671 TW |
3 | use core::controller::Controller; |
4 | use core::controller::ControllerManager; | |
60058b91 | 5 | use core::level::{Level, LevelGenerator, Wall, IntersectResult::Intersection}; |
6566d7e5 | 6 | use core::render::Renderer; |
953b4c96 | 7 | use geometry::{Point, ToAngle}; |
bf7b5671 | 8 | use point; |
b0566120 | 9 | use sdl2::event::Event; |
a6b57e45 | 10 | use sdl2::keyboard::Keycode; |
bf7b5671 | 11 | use sdl2::rect::Rect; |
bf7b5671 TW |
12 | use sprites::SpriteManager; |
13 | use std::cell::RefCell; | |
14 | use std::rc::Rc; | |
953b4c96 | 15 | use teststate::TestState; |
902b2b31 | 16 | use time::Duration; |
b0566120 TW |
17 | |
18 | ////////// GAMESTATE /////////////////////////////////////////////////////////// | |
19 | ||
20 | #[derive(Default)] | |
21 | pub struct GameState { | |
22 | world: World, | |
79914631 | 23 | lvlgen: LevelGenerator, |
7b724ff3 | 24 | debug_mode: bool, |
b0566120 TW |
25 | } |
26 | ||
27 | impl GameState { | |
28 | pub fn new() -> Self { | |
9a6d1261 | 29 | let lvlgen = LevelGenerator::new(0); |
b0566120 | 30 | GameState { |
79914631 TW |
31 | world: World::new(lvlgen.generate()), |
32 | lvlgen, | |
7b724ff3 | 33 | ..Default::default() |
b0566120 TW |
34 | } |
35 | } | |
36 | } | |
37 | ||
38 | impl AppState for GameState { | |
a82a4d23 | 39 | fn enter(&mut self, ctrl_man: &ControllerManager) { |
3fd8761b TW |
40 | for (_k, v) in ctrl_man.controllers.iter() { |
41 | self.world.add(Box::new(Character::new(v.clone()))); | |
b0566120 TW |
42 | } |
43 | } | |
44 | ||
45 | fn leave(&mut self) {} | |
46 | ||
eb253fcc | 47 | fn update(&mut self, dt: Duration) -> Option<StateChange> { |
b0566120 | 48 | self.world.update(dt); |
eb253fcc | 49 | None |
b0566120 TW |
50 | } |
51 | ||
6566d7e5 | 52 | fn render(&mut self, renderer: &mut Renderer, sprites: &SpriteManager) { |
7b724ff3 | 53 | self.world.render(renderer, sprites, self.debug_mode); |
b0566120 TW |
54 | } |
55 | ||
eb253fcc | 56 | fn handle_event(&mut self, event: Event) -> Option<StateChange> { |
a6b57e45 | 57 | match event { |
eb253fcc TW |
58 | Event::KeyDown { keycode: Some(Keycode::Escape), .. } => { |
59 | return Some(StateChange::Pop) | |
60 | } | |
61 | Event::KeyDown { keycode: Some(Keycode::Return), .. } => { | |
b0137bb6 | 62 | return Some(StateChange::Push(Box::new(TestState::new()))) |
eb253fcc | 63 | } |
7b724ff3 TW |
64 | Event::KeyDown { keycode: Some(Keycode::KpEnter), .. } => { |
65 | self.debug_mode = !self.debug_mode; | |
66 | } | |
a6b57e45 | 67 | Event::KeyDown { keycode: Some(Keycode::Space), .. } => { |
79914631 TW |
68 | self.lvlgen.seed = std::time::UNIX_EPOCH.elapsed().unwrap().as_secs() as u32; |
69 | self.world.level = self.lvlgen.generate(); | |
a6b57e45 TW |
70 | } |
71 | Event::KeyDown { keycode: Some(Keycode::KpPlus), .. } => { | |
79914631 | 72 | self.lvlgen.iterations += 1; |
79914631 | 73 | self.world.level = self.lvlgen.generate(); |
a6b57e45 TW |
74 | } |
75 | Event::KeyDown { keycode: Some(Keycode::KpMinus), .. } => { | |
9768e2bb TW |
76 | if self.lvlgen.iterations > 0 { |
77 | self.lvlgen.iterations -= 1; | |
9a6d1261 TW |
78 | self.world.level = self.lvlgen.generate(); |
79 | } | |
80 | } | |
81 | Event::KeyDown { keycode: Some(Keycode::KpMultiply), .. } => { | |
82 | self.lvlgen.wall_smooth_radius += 1; | |
83 | self.world.level = self.lvlgen.generate(); | |
84 | } | |
85 | Event::KeyDown { keycode: Some(Keycode::KpDivide), .. } => { | |
86 | if self.lvlgen.wall_smooth_radius > 0 { | |
87 | self.lvlgen.wall_smooth_radius -= 1; | |
9768e2bb TW |
88 | self.world.level = self.lvlgen.generate(); |
89 | } | |
c80ba7f7 | 90 | } |
a6b57e45 TW |
91 | _ => {} |
92 | } | |
eb253fcc | 93 | None |
a6b57e45 | 94 | } |
b0566120 TW |
95 | } |
96 | ||
97 | ////////// WORLD /////////////////////////////////////////////////////////////// | |
98 | ||
99 | #[derive(Default)] | |
100 | pub struct World { | |
101 | level: Level, | |
3583c453 | 102 | objects: Objects, |
b0566120 TW |
103 | } |
104 | ||
105 | impl World { | |
79914631 | 106 | pub fn new(level: Level) -> Self { |
b0566120 | 107 | World { |
79914631 | 108 | level, |
b0566120 TW |
109 | ..Default::default() |
110 | } | |
111 | } | |
112 | ||
902b2b31 | 113 | pub fn update(&mut self, dt: Duration) { |
3583c453 TW |
114 | let mut breeding_ground = vec!(); |
115 | ||
116 | for i in (0..self.objects.len()).rev() { | |
117 | if self.objects[i].update(&mut breeding_ground, &self.level, dt) == Dead { | |
118 | self.objects.remove(i); // swap_remove is more efficient, but changes the order of the array | |
119 | } | |
120 | } | |
121 | ||
122 | for o in breeding_ground { | |
123 | self.add(o); | |
b0566120 | 124 | } |
3fd8761b TW |
125 | |
126 | println!("\x1b[Kobject count: {}\x1b[1A", self.objects.len()); // clear line, print, move cursor up | |
b0566120 TW |
127 | } |
128 | ||
7b724ff3 TW |
129 | pub fn render(&mut self, renderer: &mut Renderer, sprites: &SpriteManager, debug_mode: bool) { |
130 | self.level.render(renderer, sprites, debug_mode); | |
b0566120 | 131 | for o in &mut self.objects { |
6566d7e5 | 132 | o.render(renderer, sprites); |
b0566120 TW |
133 | } |
134 | } | |
135 | ||
136 | pub fn add(&mut self, object: Box<dyn Object>) { | |
137 | self.objects.push(object); | |
138 | } | |
139 | } | |
140 | ||
b0566120 TW |
141 | ////////// OBJECT ////////////////////////////////////////////////////////////// |
142 | ||
3583c453 TW |
143 | type Objects = Vec<Box<dyn Object>>; |
144 | ||
b0566120 | 145 | pub trait Object { |
902b2b31 | 146 | fn update(&mut self, objects: &mut Objects, lvl: &Level, dt: Duration) -> ObjectState; |
6566d7e5 | 147 | fn render(&self, _renderer: &mut Renderer, _sprites: &SpriteManager) {} |
b0566120 TW |
148 | } |
149 | ||
3583c453 TW |
150 | #[derive(PartialEq)] |
151 | pub enum ObjectState { Alive, Dead } | |
152 | use self::ObjectState::*; | |
153 | ||
154 | ||
b0566120 TW |
155 | pub trait Physical {} |
156 | pub trait Drawable {} | |
157 | ||
158 | ////////// CHARACTER /////////////////////////////////////////////////////////// | |
159 | ||
160 | pub struct Character { | |
161 | ctrl: Rc<RefCell<Controller>>, | |
e570927a TW |
162 | pos: Point<f64>, |
163 | vel: Point<f64>, | |
92787d37 | 164 | standing_on: Option<Wall>, |
b0566120 TW |
165 | } |
166 | ||
167 | impl Character { | |
168 | pub fn new(ctrl: Rc<RefCell<Controller>>) -> Self { | |
169 | Character { | |
170 | ctrl, | |
3fd8761b | 171 | pos: point!(300.0, 300.0), |
b0566120 | 172 | vel: point!(0.0, 0.0), |
92787d37 | 173 | standing_on: None, |
b0566120 TW |
174 | } |
175 | } | |
176 | } | |
177 | ||
178 | impl Object for Character { | |
902b2b31 | 179 | fn update(&mut self, objects: &mut Objects, lvl: &Level, dt: Duration) -> ObjectState { |
bf7b5671 | 180 | let ctrl = self.ctrl.borrow(); |
b0566120 | 181 | |
92787d37 TW |
182 | match &self.standing_on { |
183 | Some(wall) => { | |
3fd8761b | 184 | if ctrl.jump.is_pressed && !ctrl.jump.was_pressed { |
92787d37 TW |
185 | if ctrl.mov.to_point().length() < 0.1 { |
186 | self.vel = wall.normal().into(); | |
187 | } else { | |
188 | self.vel = ctrl.mov.to_point(); | |
189 | } | |
190 | self.vel *= 5.0; | |
191 | self.pos += self.vel * 0.1; | |
192 | self.standing_on = None; | |
193 | } else { | |
194 | self.vel *= 0.9; | |
195 | } | |
196 | }, | |
197 | None => { | |
198 | self.vel += lvl.gravity; | |
199 | self.pos += self.vel; | |
200 | ||
201 | match ctrl.mov.x { | |
202 | v if v < -0.9 && self.vel.x > -5.0 => { self.vel.x -= 0.5 } | |
203 | v if v > 0.9 && self.vel.x < 5.0 => { self.vel.x += 0.5 } | |
204 | _ => {} | |
205 | } | |
206 | ||
207 | if let Intersection(wall, pos) = lvl.intersect_walls(self.pos - self.vel, self.pos) { | |
208 | self.standing_on = Some(wall); | |
209 | self.pos = pos; | |
210 | self.vel = point!(0.0, 0.0); | |
3fd8761b | 211 | } |
3583c453 TW |
212 | } |
213 | } | |
214 | ||
bf7b5671 | 215 | if ctrl.shoot.is_pressed { |
3583c453 TW |
216 | use rand::distributions::{Distribution, Normal}; |
217 | let normal = Normal::new(0.0, 0.1); | |
3fd8761b | 218 | let direction = if ctrl.aim.to_point().length() > 0.1 { ctrl.aim.to_point() } else { ctrl.mov.to_point() }; |
3583c453 TW |
219 | for _i in 0..100 { |
220 | objects.push(Box::new(Boll { | |
92787d37 | 221 | pos: self.pos + point!(0.0, -16.0), // half the height of mario |
3fd8761b | 222 | vel: direction * (10.0 + rand::random::<f64>()) + point!(normal.sample(&mut rand::thread_rng()), normal.sample(&mut rand::thread_rng())) + self.vel, |
3583c453 TW |
223 | bounces: 2, |
224 | })); | |
b0566120 | 225 | } |
902b2b31 | 226 | ctrl.rumble(1.0, dt); |
3fd8761b | 227 | self.vel -= direction * 0.1; |
b0566120 TW |
228 | } |
229 | ||
3583c453 | 230 | Alive |
b0566120 TW |
231 | } |
232 | ||
6566d7e5 | 233 | fn render(&self, renderer: &mut Renderer, sprites: &SpriteManager) { |
b0566120 TW |
234 | let block = sprites.get("mario"); |
235 | let size = 32; | |
6566d7e5 | 236 | 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 |
237 | |
238 | let ctrl = &self.ctrl.borrow(); | |
239 | let l = 300.0; | |
240 | let pos = (self.pos.x as i32, self.pos.y as i32); | |
3fd8761b TW |
241 | // // axis values |
242 | // let p = (self.pos + ctrl.aim.to_axis_point() * l).to_i32().into(); | |
243 | // renderer.draw_line(pos, p, (0, 255, 0)); | |
244 | // draw_cross(renderer, p); | |
eca25591 TW |
245 | // values limited to unit vector |
246 | let p = (self.pos + ctrl.aim.to_point() * l).to_i32().into(); | |
6566d7e5 TW |
247 | renderer.draw_line(pos, p, (255, 0, 0)); |
248 | draw_cross(renderer, p); | |
3fd8761b TW |
249 | let p = (self.pos + ctrl.mov.to_point() * l).to_i32().into(); |
250 | renderer.draw_line(pos, p, (0, 255, 0)); | |
6566d7e5 | 251 | draw_cross(renderer, p); |
3fd8761b | 252 | // // circle values |
e570927a | 253 | // let p = (self.pos + Point::from(ctrl.aim.a) * l).to_i32().into(); |
3fd8761b TW |
254 | // renderer.draw_line(pos, p, (0, 0, 255)); |
255 | // draw_cross(renderer, p); | |
3583c453 TW |
256 | } |
257 | } | |
258 | ||
6566d7e5 TW |
259 | fn draw_cross(renderer: &mut Renderer, p: (i32, i32)) { |
260 | renderer.canvas().draw_line((p.0 - 5, p.1), (p.0 + 5, p.1)).unwrap(); | |
261 | renderer.canvas().draw_line((p.0, p.1 - 5), (p.0, p.1 + 5)).unwrap(); | |
bf7b5671 TW |
262 | } |
263 | ||
a82a4d23 TW |
264 | ////////// BOLL //////////////////////////////////////////////////////////////// |
265 | ||
3583c453 | 266 | pub struct Boll { |
e570927a TW |
267 | pos: Point<f64>, |
268 | vel: Point<f64>, | |
3583c453 TW |
269 | bounces: u8, |
270 | } | |
271 | ||
272 | impl Object for Boll { | |
d34c324f | 273 | fn update(&mut self, objects: &mut Objects, lvl: &Level, _dt: Duration) -> ObjectState { |
3583c453 TW |
274 | self.vel += lvl.gravity; |
275 | self.pos += self.vel; | |
3583c453 | 276 | |
60058b91 | 277 | if let Intersection(wall, pos) = lvl.intersect_walls(self.pos - self.vel, self.pos) { |
a6b57e45 TW |
278 | if self.bounces == 0 { |
279 | return Dead | |
280 | } | |
a6b57e45 | 281 | self.bounces -= 1; |
40742678 | 282 | let mut a = wall.normal().mirror(self.vel.to_angle()); // TODO interpolera normalen mellan närliggande väggdelar? bollarna studsar väldigt "kantigt" nu |
e8d0376f | 283 | self.pos = pos + Point::from(wall.normal()) * 0.1; // får bollen att inte åka igenom väggen av misstag p.g.a nedan slumpvinkel |
8065e264 | 284 | self.vel = Point::from(a) * self.vel.length() * 0.35; |
8065e264 TW |
285 | |
286 | // create another boll | |
d34c324f | 287 | use rand::distributions::{Distribution, Normal}; |
afbecec4 | 288 | let mut rng = rand::thread_rng(); |
40742678 | 289 | a += Normal::new(0.0, 0.1).sample(&mut rng).radians(); // TODO slumpen kan ge en vinkel som är under tangenten. vinkel-metoder på väggen istället kanske? |
8065e264 | 290 | use rand::Rng; |
d34c324f | 291 | objects.push(Box::new(Boll { |
8065e264 | 292 | vel: Point::from(a) * Normal::new(1.0, 0.25).sample(&mut rng) * self.vel.length() * rng.gen_range(0.25, 1.0), |
a6b57e45 | 293 | ..*self |
d34c324f TW |
294 | })); |
295 | } | |
296 | ||
3583c453 TW |
297 | Alive |
298 | } | |
299 | ||
6566d7e5 | 300 | fn render(&self, renderer: &mut Renderer, _sprites: &SpriteManager) { |
3583c453 TW |
301 | let block = _sprites.get("block"); |
302 | let size = 4 + self.bounces * 6; | |
6566d7e5 | 303 | 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 |
304 | // renderer.canvas().set_draw_color((0, self.bounces * 100, 255)); |
305 | // renderer.canvas().draw_point((self.pos.x as i32, self.pos.y as i32)).unwrap(); | |
b0566120 TW |
306 | } |
307 | } |