chore: 添加第三方依赖库

thirdparty/rapier.js/src.ts/dynamics/coefficient_combine_rule.ts

@@ -0,0 +1,13 @@
+/**
+ * A rule applied to combine coefficients.
+ *
+ * Use this when configuring the `ColliderDesc` to specify
+ * how friction and restitution coefficient should be combined
+ * in a contact.
+ */
+export enum CoefficientCombineRule {
+    Average = 0,
+    Min = 1,
+    Multiply = 2,
+    Max = 3,
+}