/// <summary>
/// 椭圆运动
/// VecA与VecB垂直
/// a和b相等，2D就是一个圆，3D就是一个球
/// </summary>
/// <param name="centerPos">中心点</param>
/// <param name="vecA">向量A，如果是2D，可以当做x或者y轴，与向量B垂直</param>
/// <param name="VecB">向量B，如果是2D，可以当做x或者y轴，与向量A垂直</param>
/// <param name="a">向量A长度</param>
/// <param name="b">向量B长度</param>
/// <param name="t"></param>
/// <returns>ActionInterval</returns>
public static ActionInterval CCEllipse(this Transform obj, float duration, Vector3 centerPos, Vector3 vecA, Vector3 vecB, float a, float b, float startp = 0, float endp = 1, bool relativeWorld = false)
{
#if UNITY_EDITOR
if (vecA == Vector3.zero)
{
CCLog.LogError("vecA is zero");
}
if (vecB == Vector3.zero)
{
CCLog.LogError("vecB is zero");
}
if ((vecA.x * vecB.x + vecA.y * vecB.y + vecA.z * vecB.z) != 0)
{
CCLog.LogError("vecA X vecA != 0");
}
#endif
vecA.Normalize();
vecB.Normalize();
Vector3 p1 = relativeWorld ? obj.position : obj.localPosition;
var action = CCActionFloat.Create(duration, startp, endp);
action.SetUpdate((t, result) => {
var pos = CCActionMath.Ellipse(centerPos, vecA, vecB, a, b, result);
if (relativeWorld)
{
obj.position = pos;
}
else
{
obj.localPosition = pos;
}
});
return(action);
}
/// <summary>
/// 样条曲线
/// </summary>
/// <param name="obj"></param>
/// <param name="duration">时间</param>
/// <param name="c1">第一个控制点</param>
/// <param name="c2">第二个控制点</param>
/// <param name="p2">目标</param>
/// <param name="relativeWorld">是否是世界坐标</param>
/// <returns></returns>
public static ActionInterval CCCatmullRoomTo(this Transform obj, float duration, Vector3 c1, Vector3 c2, Vector3 p2, bool relativeWorld = false)
{
Vector3 p1 = relativeWorld ? obj.position : obj.localPosition;
var action = CCActionFloat.Create(duration, 0, 1);
action.SetUpdate((t, result) => {
var pos = CCActionMath.CatmullRoom(p1, c1, c2, p2, result);
if (relativeWorld)
{
obj.position = pos;
}
else
{
obj.localPosition = pos;
}
});
return(action);
}
/// <summary>
/// 震动
/// </summary>
/// <param name="obj"></param>
/// <param name="duration">时间</param>
/// <param name="magnitude">震动系数</param>
/// <param name="relativeWorld">是否是直接坐标</param>
/// <returns>ActionInterval</returns>
public static ActionInterval CCShake(this Transform obj, float duration, Vector3 magnitude, bool relativeWorld = false)
{
Vector3 curpos = relativeWorld ? obj.position : obj.localPosition;
var action = CCActionFloat.Create(duration, 0, 1);
action.SetInitFunc(() => {
return(0);
});
action.SetUpdate((t, result) => {
var pos = CCActionMath.Shake(magnitude, curpos, result);
if (relativeWorld)
{
obj.position = pos;
}
else
{
obj.localPosition = pos;
}
});
return(action);
}
