Method memberExpressionXYZ

src/backend/web-gl/function-node.js:1526–1539

(x, y, z, retArr)

  }

  memberExpressionXYZ(x, y, z, retArr) {
    if (z) {
      retArr.push(this.memberExpressionPropertyMarkup(z), ', ');
    } else {
      retArr.push('0, ');
    }
    if (y) {
      retArr.push(this.memberExpressionPropertyMarkup(y), ', ');
    } else {
      retArr.push('0, ');
    }
    retArr.push(this.memberExpressionPropertyMarkup(x));
    return retArr;
  }

  memberExpressionPropertyMarkup(property) {
    if (!property) {