/// <summary>
/// 根据ChangeValue的值获取对应的值并返回
/// </summary>
/// <param name="changeValue"></param>
/// <returns></returns>
private float GetValueByChangeValue(ParaChangeValue changeValue)
{
float value = 0;
if (changeValue.argType == 0)
{
value = changeValue.arg0;
}
else if (changeValue.argType == 1)
{
Vector2 playerPos = new Vector2(Global.PlayerPos.x, Global.PlayerPos.y);
Vector2 bulletPos = _bullet.GetPosition();
float angle = MathUtil.GetAngleBetweenXAxis(playerPos - bulletPos);
value = angle;
}
else if (changeValue.argType == 2)
{
Vector2 targetPos = new Vector2(changeValue.arg0, changeValue.arg1);
Vector2 bulletPos = _bullet.GetPosition();
float angle = MathUtil.GetAngleBetweenXAxis(targetPos - bulletPos);
value = angle;
}
if (changeValue.offset != 0)
{
value += MTRandom.GetNextFloat(-changeValue.offset, changeValue.offset);
}
return(value);
}
/// <summary>
/// 使用组件进行移动参数变更，
/// <para>具体参数参考AddParaChangeEvent方法</para>
/// <para>bullet</para>
/// <para>para MovePara</para>
/// <para>changeMode 改变方式 ChangeTo,IncBy,DecBy,ChangeTo</para>
/// <para>valueType 参数类型</para>
/// <para>arg0 参数0</para>
/// <para>arg1 参数1</para>
/// <para>valueOffset 随机偏移量</para>
/// <para>delay 起始延迟</para>
/// <para>duration 变化持续时间</para>
/// <para>intMode 插值方式</para>
/// <para>repeatCount 重复次数</para>
/// <para>repeatInterval 每次重复的间隔</para>
/// <para>总计12个参数</para>
/// </summary>
/// <param name="luaState"></param>
/// <returns></returns>
public static int AddBulletParaChangeEvent(ILuaState luaState)
{
EnemyBulletBase bullet = luaState.ToUserData(-12) as EnemyBulletBase;
BulletParaType para = (BulletParaType)luaState.ToInteger(-11);
ParaChangeMode changeMode = (ParaChangeMode)luaState.ToInteger(-10);
int valueType = luaState.ToInteger(-9);
float arg0 = (float)luaState.ToNumber(-8);
float arg1 = (float)luaState.ToNumber(-7);
float valueOffset = (float)luaState.ToNumber(-6);
int delay = luaState.ToInteger(-5);
int duration = luaState.ToInteger(-4);
InterpolationMode intMode = (InterpolationMode)luaState.ToInteger(-3);
int repeatCount = luaState.ToInteger(-2);
int repeatInterval = luaState.ToInteger(-1);
BCParasChange bc = bullet.AddOrGetComponent <BCParasChange>();
ParaChangeValue changeValue = new ParaChangeValue
{
argType = valueType,
arg0 = arg0,
arg1 = arg1,
offset = valueOffset,
};
bc.AddParaChangeEvent(para, changeMode, changeValue, delay, duration, intMode, repeatCount, repeatInterval);
return(0);
}
/// <summary>
/// 添加改变参数的事件
/// </summary>
/// <param name="para">参数类型</param>
/// <param name="changeMode">改变的模式，(增加到、减少到、变化到)</param>
/// <param name="changeValue">改变的值</param>
/// <param name="valueOffset">改变的值的上下偏移</param>
/// <param name="delay">延迟</param>
/// <param name="duration">变化的持续时间</param>
/// <param name="intMode">变化的插值方式</param>
/// <param name="repeatCount">重复次数</param>
/// <param name="repeatInterval">重复的时间间隔</param>
public void AddParaChangeEvent(BulletParaType para, ParaChangeMode changeMode,
ParaChangeValue value, int delay, float duration, InterpolationMode intMode, int repeatCount, int repeatInterval)
{
BulletParasChangeData changeData = CreateChangeData(para, intMode);
changeData.changeMode = changeMode;
changeData.changeValue = value;
changeData.delay = delay;
changeData.changeTime = 0;
// duration小于等于0时默认设置为1，以免报错
if (duration <= 0)
{
duration = 1;
}
changeData.changeDuration = duration;
changeData.repeatCount = repeatCount;
changeData.repeatInterval = repeatInterval;
_changeList.Add(changeData);
_listCount++;
}
