math: rename Movement.{p1,p2} to {src,dest}

2 files changed, 14 insertions, 14 deletions

diff --git a/src/math/line.ts b/src/math/line.ts
index 2e38f81..db99035 100644
--- a/src/math/line.ts
+++ b/src/math/line.ts
@@ -51,33 +51,33 @@ export class Movement {
 	public readonly v: vec2;
 
 	constructor(
-		public readonly p1: vec2,
-		public readonly p2: vec2,
+		public readonly src: vec2,
+		public readonly dest: vec2,
 	) {
-		this.v = vec2.sub(vec2.create(), p2, p1);
+		this.v = vec2.sub(vec2.create(), dest, src);
 	}
 
 	public intersectLine(out: vec2, l: Line): vec2 {
-		const vp = vec2.sub(vec2.create(), l.p, this.p1);
+		const vp = vec2.sub(vec2.create(), l.p, this.src);
 		const d = crossz(vp, this.v);
 		const d2 = d / crossz(this.v, l.v);
 		return vec2.scaleAndAdd(out, l.p, l.v, d2);
 	}
 
 	public passes(p: vec2): boolean {
-		const vp = vec2.sub(vec2.create(), p, this.p1);
+		const vp = vec2.sub(vec2.create(), p, this.src);
 		const d = vec2.dot(this.v, vp);
 		return d >= 0 && d <= vec2.sqrLen(this.v);
 	}
 
 	public toLineSegment(): LineSegment {
-		return LineSegment.fromPoints(this.p1, this.p2);
+		return LineSegment.fromPoints(this.src, this.dest);
 	}
 
 	public translate(t: vec2): Movement {
-		const p1 = vec2.add(vec2.create(), this.p1, t);
-		const p2 = vec2.add(vec2.create(), this.p2, t);
-		return new Movement(p1, p2);
+		const src = vec2.add(vec2.create(), this.src, t);
+		const dest = vec2.add(vec2.create(), this.dest, t);
+		return new Movement(src, dest);
 	}
 }
 
@@ -108,7 +108,7 @@ export class LineSegment extends Line implements Collidable {
 	}
 
 	public collide(out: vec2, move: Movement, r: number): boolean {
-		if (this.distancePoint(move.p1) < 0)
+		if (this.distancePoint(move.src) < 0)
 			return false;
 
 		if (crossz(move.v, this.v) < 0)
@@ -127,14 +127,14 @@ export class LineSegment extends Line implements Collidable {
 	}
 
 	private collideRef(out: vec2, move: Movement): boolean {
-		if (this.distancePoint(move.p2) >= 0)
+		if (this.distancePoint(move.dest) >= 0)
 			return false;
 
 		const x = move.intersectLine(vec2.create(), this);
 		if (!this.containsPoint(x))
 			return false;
 
-		this.projectPoint(out, move.p2);
+		this.projectPoint(out, move.dest);
 
 		return true;
 	}
diff --git a/src/math/point.ts b/src/math/point.ts
index 23a0f84..0865b8f 100644
--- a/src/math/point.ts
+++ b/src/math/point.ts
@@ -26,13 +26,13 @@ export class Point implements Collidable {
 
 		const refMove = move.translate(tr);
 
-		if (vec2.sqrDist(this.p, move.p1) > r * r && !refMove.passes(this.p))
+		if (vec2.sqrDist(this.p, move.src) > r * r && !refMove.passes(this.p))
 			return false;
 
 		normal(t, t);
 
 		const tang = new Line(this.p, t);
-		tang.projectPoint(out, refMove.p2);
+		tang.projectPoint(out, refMove.dest);
 		vec2.sub(out, out, tr);
 
 		return true;