功能:表达式支持函数r2d,d2r,固定变量R2D,D2R

src/Common/eval.ts

@@ -1,3 +1,4 @@
+import { MathUtils } from "three";
 import { equaln } from "../Geometry/GeUtils";
 import { clamp as CLAMP, FixedNotZero } from "./Utils";
 
@@ -57,6 +58,10 @@ export function eval2(expr: string, params?: {}, defaultParam?: string): number
     let SQRT2 = Math.SQRT2;
     let clamp = CLAMP;
     let eq = equaln;
+    let r2d = MathUtils.radToDeg;
+    let d2r = MathUtils.degToRad;
+    let R2D = MathUtils.RAD2DEG;
+    let D2R = MathUtils.DEG2RAD;
 
     let code = "";
     if (params)