void TickEvents(AnimationInstanceParam _clip, float _timeElapsed, float _deltaTime, Action <string> _onEvents)
{
float lastFrame = _timeElapsed * _clip.m_FrameRate;
float nextFrame = lastFrame + _deltaTime * _clip.m_FrameRate;
float checkOffset = _clip.m_Loop ? _clip.m_FrameCount * Mathf.Floor((nextFrame / _clip.m_FrameCount)) : 0;
foreach (AnimationInstanceEvent animEvent in _clip.m_Events)
{
float frameCheck = checkOffset + animEvent.m_EventFrame;
if (lastFrame < frameCheck && frameCheck <= nextFrame)
{
_onEvents(animEvent.m_EventIdentity);
}
}
}
public bool Tick(float _deltaTime, out int curFrame, out int nextFrame, out float framePassed, Action <string> _onEvents = null)
{
curFrame = 0;
nextFrame = 0;
framePassed = 0;
if (m_AnimIndex < 0 || m_AnimIndex >= m_Animations.Length)
{
return(false);
}
AnimationInstanceParam param = m_Animations[m_AnimIndex];
if (_onEvents != null)
{
TickEvents(param, m_TimeElapsed, _deltaTime, _onEvents);
}
m_TimeElapsed += _deltaTime;
if (param.m_Loop)
{
framePassed = (m_TimeElapsed % param.m_Length) * param.m_FrameRate;
curFrame = Mathf.FloorToInt(framePassed) % param.m_FrameCount;
nextFrame = (curFrame + 1) % param.m_FrameCount;
}
else
{
framePassed = Mathf.Min(param.m_Length, m_TimeElapsed) * param.m_FrameRate;
curFrame = Mathf.Min(Mathf.FloorToInt(framePassed), param.m_FrameCount - 1);
nextFrame = Mathf.Min(curFrame + 1, param.m_FrameCount - 1);
}
curFrame += param.m_FrameBegin;
nextFrame += param.m_FrameBegin;
framePassed %= 1;
return(true);
}