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More steady boost while actively on a bike lane, and delete the remnants

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of the other movement style
This commit is contained in:
Dustin Carlino 2020-12-13 11:23:05 -08:00
parent c715c9dcc0
commit e180352f77
3 changed files with 3 additions and 295 deletions
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6
experiment/src/game.rs
View File

@ -154,7 +154,7 @@ impl Game {
if self.state.boost == Duration::ZERO {
Text::from(Line("Find a bike or bus lane"))
} else {
Text::from(Line("Press space to boost"))
Text::from(Line("Hold space to boost"))
},
);
self.boost_panel.replace(ctx, "boost", boost_bar);
@ -187,7 +187,7 @@ impl State<App> for Game {
self.state.vehicle.tired_speed
};
let speed = if ctx.is_key_down(Key::Space) && self.state.boost > Duration::ZERO {
if let Some(dt) = ctx.input.nonblocking_is_update_event() {
if !self.player.on_good_road(app) {
self.state.boost -= dt;
self.state.boost = self.state.boost.max(Duration::ZERO);
}
@ -262,7 +262,7 @@ impl State<App> for Game {
}
}
if self.player.on_good_road(app) {
if self.player.on_good_road(app) && !ctx.is_key_down(Key::Space) {
self.state.boost += dt * ACQUIRE_BOOST_RATE;
self.state.boost = self.state.boost.min(self.state.vehicle.max_boost);
}

1
experiment/src/lib.rs
View File

@ -10,7 +10,6 @@ mod game;
mod levels;
mod meters;
mod movement;
//mod movement_v2;
mod music;
mod session;
mod title;

291
experiment/src/movement_v2.rs
View File

@ -1,291 +0,0 @@
use std::collections::HashMap;
use abstutil::{wraparound_get, MultiMap};
use geom::{Angle, Distance, PolyLine, Pt2D, Speed};
use map_model::{
BuildingID, DirectedRoadID, Direction, IntersectionID, LaneType, Map, RoadID,
NORMAL_LANE_THICKNESS,
};
use widgetry::{Color, EventCtx, GfxCtx, Key};
use crate::App;
pub const ZOOM: f64 = 10.0;
// TODO The timestep accumulation seems fine. What's wrong? Clamping errors repeated?
const HACK: f64 = 5.0;
pub struct Player {
on: On,
facing: Angle,
pos: Pt2D,
angle: Angle,
bldgs_along_road: BuildingsAlongRoad,
}
impl Player {
pub fn new(ctx: &mut EventCtx, app: &App, start: IntersectionID) -> Player {
ctx.canvas.cam_zoom = ZOOM;
let dr = all_connections(start, &app.map)[0].0;
let facing = Angle::ZERO;
let on = On::Road {
dr,
dist: Distance::ZERO,
next_road: best_connection(dr, facing, &app.map),
};
let (pos, angle) = on.get_pos(app);
ctx.canvas.center_on_map_pt(pos);
Player {
on,
facing,
pos,
angle,
bldgs_along_road: BuildingsAlongRoad::new(app),
}
}
/// Returns any buildings we passed
pub fn update_with_speed(
&mut self,
ctx: &mut EventCtx,
app: &App,
speed: Speed,
) -> Vec<BuildingID> {
let mut buildings_passed = Vec::new();
if let Some(dt) = ctx.input.nonblocking_is_update_event() {
let travelled = HACK * dt * speed;
let pl = self.on.pl(app);
match self.on {
On::Road {
dr,
ref mut dist,
next_road,
} => {
if *dist + travelled > pl.length() {
if dr_pl(dr, &app.map).last_pt() == dr_pl(next_road, &app.map).first_pt() {
// 0-len turn, skip straight to the road.
self.on = On::Road {
dr: next_road,
dist: Distance::ZERO,
next_road: best_connection(next_road, self.facing, &app.map),
};
} else {
self.on = On::Intersection {
from: dr,
to: next_road,
// TODO Carryover distance... and jump multiple steps in one
// timestep?
dist: Distance::ZERO,
};
}
} else {
let mut dist1 = *dist;
*dist += travelled;
let mut dist2 = *dist;
if dr.dir == Direction::Back {
dist1 = pl.length() - dist1;
dist2 = pl.length() - dist2;
}
// Find all buildings in this range of distance along
buildings_passed
.extend(self.bldgs_along_road.query_range(dr.id, dist1, dist2));
}
}
On::Intersection {
to, ref mut dist, ..
} => {
if *dist + travelled > pl.length() {
self.on = On::Road {
dr: to,
dist: Distance::ZERO,
next_road: best_connection(to, self.facing, &app.map),
};
} else {
*dist += travelled;
}
}
}
let (pos, angle) = self.on.get_pos(app);
self.pos = pos;
self.angle = angle;
ctx.canvas.center_on_map_pt(pos);
}
buildings_passed
}
pub fn event(&mut self, ctx: &mut EventCtx, app: &App) {
if let Some(angle) = crate::controls::angle_from_arrow_keys(ctx) {
if angle != self.facing {
self.facing = angle;
if let On::Road {
dr,
ref mut next_road,
..
} = self.on
{
*next_road = best_connection(dr, self.facing, &app.map);
}
}
}
}
pub fn get_pos(&self) -> Pt2D {
self.pos
}
pub fn get_angle(&self) -> Angle {
// Woohoo y inversion and player sprites facing the wrong way!
self.angle.opposite()
}
/// Is the player currently on a road with a bus or bike lane?
pub fn on_good_road(&self, app: &App) -> bool {
if let On::Road { dr, .. } = self.on {
for (_, _, lt) in app.map.get_r(dr.id).lanes_ltr() {
if lt == LaneType::Biking || lt == LaneType::Bus {
return true;
}
}
}
false
}
pub fn draw_next_step(&self, g: &mut GfxCtx, app: &App) {
if let On::Road { next_road, .. } = self.on {
g.draw_polygon(
Color::YELLOW.alpha(0.5),
dr_pl(next_road, &app.map).make_polygons(NORMAL_LANE_THICKNESS),
);
}
}
}
#[derive(Clone, PartialEq)]
enum On {
Road {
dr: DirectedRoadID,
// Inverted when going backwards -- aka, it always starts at zero and goes up
dist: Distance,
next_road: DirectedRoadID,
},
Intersection {
from: DirectedRoadID,
to: DirectedRoadID,
dist: Distance,
},
}
impl On {
fn pl(&self, app: &App) -> PolyLine {
match self {
On::Road { dr, .. } => dr_pl(*dr, &app.map),
On::Intersection { from, to, .. } => PolyLine::must_new(vec![
dr_pl(*from, &app.map).last_pt(),
dr_pl(*to, &app.map).first_pt(),
]),
}
}
fn get_pos(&self, app: &App) -> (Pt2D, Angle) {
// TODO Dedupe code
match self {
On::Road { dr, dist, .. } => dr_pl(*dr, &app.map).must_dist_along(*dist),
On::Intersection { from, to, dist } => PolyLine::must_new(vec![
dr_pl(*from, &app.map).last_pt(),
dr_pl(*to, &app.map).first_pt(),
])
.must_dist_along(*dist),
}
}
}
struct BuildingsAlongRoad {
// For each road, all of the buildings along it. Ascending distance, with the distance matching
// the road's center points.
per_road: HashMap<RoadID, Vec<(Distance, BuildingID)>>,
}
impl BuildingsAlongRoad {
fn new(app: &App) -> BuildingsAlongRoad {
let mut raw: MultiMap<RoadID, (Distance, BuildingID)> = MultiMap::new();
for b in app.map.all_buildings() {
// TODO Happily assuming road and lane length is roughly the same
let road = app.map.get_parent(b.sidewalk_pos.lane());
let dist = match road.dir(b.sidewalk_pos.lane()) {
Direction::Fwd => b.sidewalk_pos.dist_along(),
Direction::Back => road.center_pts.length() - b.sidewalk_pos.dist_along(),
};
raw.insert(road.id, (dist, b.id));
}
let mut per_road = HashMap::new();
for (road, list) in raw.consume() {
// BTreeSet will sort by the distance
per_road.insert(road, list.into_iter().collect());
}
BuildingsAlongRoad { per_road }
}
fn query_range(&self, road: RoadID, dist1: Distance, dist2: Distance) -> Vec<BuildingID> {
if dist1 > dist2 {
return self.query_range(road, dist2, dist1);
}
let mut results = Vec::new();
if let Some(list) = self.per_road.get(&road) {
// TODO Binary search to find start?
for (dist, b) in list {
if *dist >= dist1 && *dist <= dist2 {
results.push(*b);
}
}
}
results
}
}
/// All roads connected to this intersection, along with a direction assuming we're starting from
/// the intersection. Ordered by angle.
fn all_connections(i: IntersectionID, map: &Map) -> Vec<(DirectedRoadID, Angle)> {
let mut all = map
.get_i(i)
.roads
.iter()
.map(|r| {
let r = map.get_r(*r);
let dir;
let angle;
if r.src_i == i {
dir = Direction::Fwd;
angle = r.center_pts.first_line().angle();
} else {
dir = Direction::Back;
angle = r.center_pts.last_line().angle().opposite();
}
(DirectedRoadID { id: r.id, dir }, angle)
})
.collect::<Vec<_>>();
all.sort_by_key(|(_, angle)| angle.normalized_degrees() as i64);
all
}
fn best_connection(from: DirectedRoadID, facing: Angle, map: &Map) -> DirectedRoadID {
all_connections(from.dst_i(map), map)
.into_iter()
.min_by_key(|(_, angle)| facing.simple_shortest_rotation_towards(*angle).abs() as usize)
.unwrap()
.0
}
fn dr_pl(dr: DirectedRoadID, map: &Map) -> PolyLine {
let r = map.get_r(dr.id);
match dr.dir {
Direction::Fwd => r.center_pts.clone(),
Direction::Back => r.center_pts.reversed(),
}
}