author | alfadur |
Sat, 22 Jun 2019 00:18:24 +0300 | |
changeset 15190 | e2adb40c7988 |
parent 14718 | 5915a199cb81 |
child 15263 | 24828281c9c5 |
permissions | -rw-r--r-- |
14716 | 1 |
use fpnum::{fp, FPNum, FPPoint}; |
2 |
use hwphysics::{self as hwp, common::GearId}; |
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use integral_geometry::{Point, Rect, Size}; |
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use land2d::Land2D; |
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use landgen::{ |
14705 | 6 |
outline_template::OutlineTemplate, template_based::TemplatedLandGenerator, |
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LandGenerationParameters, LandGenerator, |
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}; |
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use lfprng::LaggedFibonacciPRNG; |
14295 | 10 |
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15190 | 11 |
use crate::render::{camera::Camera, GearRenderer, MapRenderer}; |
14702 | 12 |
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14295 | 13 |
struct GameState { |
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land: Land2D<u32>, |
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physics: hwp::World, |
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} |
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impl GameState { |
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fn new(land: Land2D<u32>, physics: hwp::World) -> Self { |
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14705 | 20 |
Self { land, physics } |
14295 | 21 |
} |
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} |
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pub struct World { |
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random_numbers_gen: LaggedFibonacciPRNG, |
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preview: Option<Land2D<u8>>, |
14295 | 27 |
game_state: Option<GameState>, |
15190 | 28 |
map_renderer: Option<MapRenderer>, |
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gear_renderer: Option<GearRenderer>, |
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14705 | 30 |
camera: Camera, |
14716 | 31 |
last_gear_id: GearId, |
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} |
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impl World { |
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pub fn new() -> Self { |
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Self { |
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random_numbers_gen: LaggedFibonacciPRNG::new(&[]), |
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preview: None, |
14295 | 39 |
game_state: None, |
15190 | 40 |
map_renderer: None, |
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gear_renderer: None, |
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14705 | 42 |
camera: Camera::new(), |
14716 | 43 |
last_gear_id: GearId::default(), |
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} |
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} |
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14705 | 47 |
pub fn create_renderer(&mut self, width: u16, height: u16) { |
14714 | 48 |
let land_tile_size = Size::square(512); |
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self.map_renderer = Some(MapRenderer::new(land_tile_size)); |
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self.gear_renderer = Some(GearRenderer::new()); |
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14705 | 51 |
self.camera = Camera::with_size(Size::new(width as usize, height as usize)); |
14708 | 52 |
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use mapgen::{theme::Theme, MapGenerator}; |
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use std::path::Path; |
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if let Some(ref state) = self.game_state { |
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14711 | 57 |
self.camera.position = state.land.play_box().center(); |
14714 | 58 |
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14708 | 59 |
let theme = |
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Theme::load(Path::new("../../share/hedgewars/Data/Themes/Cheese/")).unwrap(); |
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14710 | 61 |
let texture = MapGenerator::new().make_texture(&state.land, &theme); |
15190 | 62 |
if let Some(ref mut renderer) = self.map_renderer { |
14708 | 63 |
renderer.init(&texture); |
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} |
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} |
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14705 | 66 |
} |
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14272 | 68 |
pub fn set_seed(&mut self, seed: &[u8]) { |
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self.random_numbers_gen = LaggedFibonacciPRNG::new(seed); |
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} |
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pub fn preview(&self) -> &Option<Land2D<u8>> { |
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&self.preview |
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} |
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pub fn generate_preview(&mut self) { |
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fn template() -> OutlineTemplate { |
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let mut template = OutlineTemplate::new(Size::new(4096, 2048)); |
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template.islands = vec![vec![ |
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Rect::from_size_coords(100, 2050, 1, 1), |
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Rect::from_size_coords(100, 500, 400, 1200), |
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Rect::from_size_coords(3600, 500, 400, 1200), |
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Rect::from_size_coords(3900, 2050, 1, 1), |
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]]; |
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template.fill_points = vec![Point::new(1, 0)]; |
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template |
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} |
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14295 | 90 |
let params = LandGenerationParameters::new(0u8, u8::max_value(), 5, false, false); |
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let landgen = TemplatedLandGenerator::new(template()); |
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self.preview = Some(landgen.generate_land(¶ms, &mut self.random_numbers_gen)); |
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} |
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pub fn dispose_preview(&mut self) { |
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self.preview = None |
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} |
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pub fn init(&mut self, template: OutlineTemplate) { |
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let physics = hwp::World::new(template.size); |
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let params = LandGenerationParameters::new(0u32, u32::max_value(), 5, false, false); |
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let landgen = TemplatedLandGenerator::new(template); |
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let land = landgen.generate_land(¶ms, &mut self.random_numbers_gen); |
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self.game_state = Some(GameState::new(land, physics)); |
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} |
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pub fn move_camera(&mut self, position_shift: Point, zoom_shift: f32) { |
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self.camera.zoom += zoom_shift; |
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14709 | 111 |
self.camera.position += Point::new( |
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(position_shift.x as f32 / self.camera.zoom) as i32, |
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(position_shift.y as f32 / self.camera.zoom) as i32, |
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); |
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14704 | 115 |
} |
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pub fn render(&mut self) { |
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15190 | 118 |
if let Some(ref mut renderer) = self.map_renderer { |
14705 | 119 |
unsafe { |
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gl::ClearColor(0.4f32, 0f32, 0.2f32, 1f32); |
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gl::Clear(gl::COLOR_BUFFER_BIT); |
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} |
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14704 | 123 |
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14718 | 124 |
renderer.render(&self.camera); |
14702 | 125 |
} |
15190 | 126 |
if let Some(ref mut renderer) = self.gear_renderer { |
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renderer.render(&self.camera) |
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} |
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14702 | 129 |
} |
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14716 | 131 |
fn get_unused_gear_id(&mut self) -> GearId { |
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let id = self.last_gear_id; |
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self.last_gear_id += 1; |
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id |
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} |
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fn create_gear(&mut self, position: Point) { |
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let id = self.get_unused_gear_id(); |
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if let Some(ref mut state) = self.game_state { |
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let fp_position = FPPoint::new(position.x.into(), position.y.into()); |
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state.physics.add_gear_data( |
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id, |
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hwp::physics::PhysicsData::new(fp_position, FPPoint::zero()), |
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) |
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} |
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} |
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pub fn step(&mut self) { |
149 |
if let Some(ref mut state) = self.game_state { |
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14716 | 150 |
let next = self.random_numbers_gen.next().unwrap(); |
151 |
if next % 32 == 0 { |
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let position = Point::new( |
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(self.random_numbers_gen.next().unwrap() % state.land.width() as u32) as i32, |
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0, |
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); |
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156 |
self.create_gear(position); |
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157 |
} |
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158 |
} |
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160 |
if let Some(ref mut state) = self.game_state { |
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state.physics.step(fp!(1), &state.land); |
162 |
} |
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} |
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} |