CocosPlugin/esengine
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yhh
2020-08-25 14:21:37 +08:00
parent 27f9e78fe5
commit 27dea50026
16 changed files with 258 additions and 150 deletions
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8
source/src/Physics/Shapes/Polygon.ts
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@@ -163,8 +163,8 @@ module es {
* @param distanceSquared
* @param edgeNormal
*/
public static getClosestPointOnPolygonToPoint(points: Vector2[], point: Vector2, distanceSquared: Number, edgeNormal: Vector2): Vector2 {
distanceSquared = Number.MAX_VALUE;
public static getClosestPointOnPolygonToPoint(points: Vector2[], point: Vector2, distanceSquared: Ref<number>, edgeNormal: Vector2): Vector2 {
distanceSquared.value = Number.MAX_VALUE;
edgeNormal.x = 0;
edgeNormal.y = 0;
let closestPoint = new Vector2(0, 0);
@@ -178,8 +178,8 @@ module es {
let closest = ShapeCollisions.closestPointOnLine(points[i], points[j], point);
tempDistanceSquared = Vector2.distanceSquared(point, closest);
if (tempDistanceSquared < distanceSquared) {
distanceSquared = tempDistanceSquared;
if (tempDistanceSquared < distanceSquared.value) {
distanceSquared.value = tempDistanceSquared;
closestPoint = closest;
// 求直线的法线