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Fix a rendering crash that's hard to reproduce. #514 [rebuild] [release]

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This commit is contained in:
Dustin Carlino 2021-02-14 14:12:34 -08:00
parent 4a231ac298
commit 48bf0e504d
1 changed files with 6 additions and 4 deletions
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10
map_gui/src/render/car.rs
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@ -62,15 +62,17 @@ impl DrawCar {
let (corner_pt, corner_angle) = input.body.must_dist_along(front_corner);
let tip_pt = input.body.last_pt();
let tip_angle = input.body.last_line().angle();
let front = Ring::must_new(vec![
// If this fails for any reason, just fallback to the simple shape
match Ring::new(vec![
corner_pt.project_away(CAR_WIDTH / 2.0, corner_angle.rotate_degs(90.0)),
corner_pt.project_away(CAR_WIDTH / 2.0, corner_angle.rotate_degs(-90.0)),
tip_pt.project_away(CAR_WIDTH / 4.0, tip_angle.rotate_degs(-90.0)),
tip_pt.project_away(CAR_WIDTH / 4.0, tip_angle.rotate_degs(90.0)),
corner_pt.project_away(CAR_WIDTH / 2.0, corner_angle.rotate_degs(90.0)),
])
.to_polygon();
front.union(thick_line)
]) {
Ok(front) => front.to_polygon().union(thick_line),
Err(_) => thick_line,
}
};
draw_default.push(zoomed_color_car(&input, cs), body_polygon.clone());