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Scale text at low zoom

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This commit is contained in:
Dustin Carlino 2021-08-20 10:55:24 -07:00
parent f584603065
commit 28b9702032
1 changed files with 5 additions and 2 deletions
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7
game/src/ungap/labels.rs
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@ -29,6 +29,7 @@ impl DrawRoadLabels {
} }
fn discretize_zoom(zoom: f64) -> (f64, usize) { fn discretize_zoom(zoom: f64) -> (f64, usize) {
// TODO Maybe more values between 1.0 and min_zoom_for_detail?
if zoom >= 1.0 { if zoom >= 1.0 {
return (1.0, 10); return (1.0, 10);
} }
@ -45,6 +46,9 @@ impl DrawRoadLabels {
// close to each other. // close to each other.
let mut labels_per_road: HashMap<String, Vec<Pt2D>> = HashMap::new(); let mut labels_per_road: HashMap<String, Vec<Pt2D>> = HashMap::new();
let scale_text = 1.0 + 2.0 * (1.0 - zoom);
//println!("at zoom {}, scale labels {}", zoom, scale_text);
for r in map.all_roads() { for r in map.all_roads() {
if r.get_rank() == osm::RoadRank::Local if r.get_rank() == osm::RoadRank::Local
|| r.is_light_rail() || r.is_light_rail()
@ -72,8 +76,7 @@ impl DrawRoadLabels {
let txt = Text::from(Line(name).fg(Color::WHITE)).bg(Color::BLACK); let txt = Text::from(Line(name).fg(Color::WHITE)).bg(Color::BLACK);
batch.append( batch.append(
txt.render_autocropped(g) txt.render_autocropped(g)
// TODO Probably based on the discretized zoom .scale(scale_text)
.scale(1.0)
.centered_on(pt) .centered_on(pt)
.rotate_around_batch_center(angle.reorient()), .rotate_around_batch_center(angle.reorient()),
); );