From 485a25c0293d407193a7c64655578a06c1046d91 Mon Sep 17 00:00:00 2001
From: numzero <numzer0@yandex.ru>
Date: Tue, 7 May 2024 15:30:15 +0300
Subject: [PATCH] Use constants

---
 src/bin/flat.rs | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/src/bin/flat.rs b/src/bin/flat.rs
index a13b80f..c5e22ad 100644
--- a/src/bin/flat.rs
+++ b/src/bin/flat.rs
@@ -8,6 +8,9 @@ use crate::boundary::Loop;
 #[cfg(test)]
 use approx::assert_abs_diff_eq;
 
+const RAYS_IN_FAN: usize = 101;
+const DT: f32 = 0.1;
+
 pub fn main() {
 	let space = Coil {
 		scale: 3.0,
@@ -86,7 +89,7 @@ impl SpaceVisual for Inside {
 impl Rayable for [Box<dyn SpacePart>] {
 	fn draw_ray(&self, gc: &mut Vec<Draw>, base: Vec2, dir: Vec2) {
 		gc.new_path();
-		let dt = 1.0;
+		let dt = DT;
 		let mut s = boundary::Id(0);
 		let mut p = base;
 		let mut v = dir.normalize();
@@ -125,7 +128,7 @@ trait Rayable {
 	fn draw_fan(&self, gc: &mut Vec<Draw>, base: Vec2, dir: Vec2, spread: f32) {
 		let dir = dir.normalize();
 		let v = vec2(-dir.y, dir.x);
-		for y in itertools_num::linspace(-spread, spread, 101) {
+		for y in itertools_num::linspace(-spread, spread, RAYS_IN_FAN) {
 			self.draw_ray(gc, base, dir + y * v);
 		}
 	}
@@ -136,7 +139,7 @@ impl<T: Metric> Rayable for T {
 		let dir = self.globalize(base, dir);
 		gc.new_path();
 		gc.move_to(base.x, base.y);
-		for pt in trace_iter(self, base, dir, 1.0).take(10000) {
+		for pt in trace_iter(self, base, dir, DT).take(10000) {
 			gc.line_to(pt.x, pt.y);
 			if pt.abs().cmpgt(Vec2::splat(1000.0)).any() {
 				break;