修复:eval2生成代码丢失

api.cjs.js

@@ -2196,6 +2196,58 @@ function eval2(expr, params, defaultParam) {
     three.MathUtils.degToRad;
     three.MathUtils.RAD2DEG;
     three.MathUtils.DEG2RAD;
+    //eval_gen_code
+    let abs = Math.abs;
+    let acos = Math.acos;
+    let acosh = Math.acosh;
+    let asin = Math.asin;
+    let asinh = Math.asinh;
+    let atan = Math.atan;
+    let atanh = Math.atanh;
+    let atan2 = Math.atan2;
+    let ceil = Math.ceil;
+    let cbrt = Math.cbrt;
+    let expm1 = Math.expm1;
+    let clz32 = Math.clz32;
+    let cos = Math.cos;
+    let cosh = Math.cosh;
+    let exp = Math.exp;
+    let floor = Math.floor;
+    let fround = Math.fround;
+    let hypot = Math.hypot;
+    let imul = Math.imul;
+    let log = Math.log;
+    let log1p = Math.log1p;
+    let log2 = Math.log2;
+    let log10 = Math.log10;
+    let max = Math.max;
+    let min = Math.min;
+    let pow = Math.pow;
+    let random = Math.random;
+    let round = Math.round;
+    let sign = Math.sign;
+    let sin = Math.sin;
+    let sinh = Math.sinh;
+    let sqrt = Math.sqrt;
+    let tan = Math.tan;
+    let tanh = Math.tanh;
+    let trunc = Math.trunc;
+    let E = Math.E;
+    let LN10 = Math.LN10;
+    let LN2 = Math.LN2;
+    let LOG10E = Math.LOG10E;
+    let LOG2E = Math.LOG2E;
+    let PI = Math.PI;
+    let SQRT1_2 = Math.SQRT1_2;
+    let SQRT2 = Math.SQRT2;
+    let clamp = CLAMP;
+    let eq = equaln;
+    let r2d = three.MathUtils.radToDeg;
+    let d2r = three.MathUtils.degToRad;
+    let R2D = three.MathUtils.RAD2DEG;
+    let D2R = three.MathUtils.DEG2RAD;
+    let fix = FixedNotZero;
+    //eval_gen_code
     let code = "";
     if (params)
         for (let name in params)