1 介绍可以快速创建属性Get Set的宏
#define ATTRIBUTE_ACCESSORS(ClassName, PropertyName) \
* GAMEPLAYATTRIBUTE_PROPERTY_GETTER(ClassName, PropertyName) \
* GAMEPLAYATTRIBUTE_VALUE_GETTER(PropertyName) \
* GAMEPLAYATTRIBUTE_VALUE_SETTER(PropertyName) \
* GAMEPLAYATTRIBUTE_VALUE_INITTER(PropertyName)
2 使用InitHealth(100.f);等,在构造函数中快速初始化;