public void UpdateKeyframeInterpolation()
{
m_CurrentTime = (float)m_Timer.GetElapsedTime();
//Check to see if animation has played to the end, roll over
if (m_CurrentTime > m_AniEndTime)
{
if (m_bLooping)
{
m_Timer.ResetTimer();
m_CurrentTime = 0;
m_NextKeyFrame = 0;
}
else
{
m_CurrentTime = m_AniEndTime;
}
}
//Find out what the nearest "next" frame is
while ((m_NextKeyFrame < m_NumKeyFrames) && ((float)(m_NextKeyFrame / ANIMATION_FPS) < m_CurrentTime))
{
m_NextKeyFrame++;
}
if (m_NextKeyFrame == 0)
{
m_PrevKeyFrame = 0;
m_Interp = 0f;
}
else if (m_NextKeyFrame == m_NumKeyFrames)
{
m_NextKeyFrame = m_NumKeyFrames - 1;
m_PrevKeyFrame = m_NumKeyFrames - 1;
m_Interp = 0f;
}
else
{
float timeDelta = 1.0f / ANIMATION_FPS;
m_Interp = (float)((m_CurrentTime - (m_NextKeyFrame - 1) / ANIMATION_FPS) / timeDelta);
m_PrevKeyFrame = m_NextKeyFrame - 1;
}
//Trace.Write("Elapsed time: "+m_CurrentTime.ToString()+" next KF="+m_NextKeyFrame.ToString()+
// " interp= "+m_Interp.ToString()+"\n");
}
public void MovementActivated(bool bMoved)
{
float dt = 0;
float acc_speed = 0;
MAX_CAM_SPEED = OptionsManager.CameraSpeed;
//test comment
CAM_ACC = 5.0f * (OptionsManager.CameraSpeed / 10f);
CAM_COAST_ACC = 4.0f * (OptionsManager.CameraSpeed / 10f);
switch (m_Mode)
{
case CamMode.Idle:
if (bMoved == true)
{
m_LaunchTimer.ResetTimer();
m_Mode = CamMode.KeyOn;
}
break;
case CamMode.KeyOn:
if (bMoved == false)
{
//m_CurrentSpeed *= -0.2f;//COAST_CAM_INITIAL_SPEED;
m_CurrentSpeed *= -0.2f;//OptionsManager.CameraSpeed/20;//COAST_CAM_INITIAL_SPEED;
m_CoastTimer.ResetTimer();
m_Mode = CamMode.Coast;
}
break;
case CamMode.Coast:
if (bMoved == true)
{
m_Mode = CamMode.KeyOn;
m_CurrentSpeed = 0;
}
if (m_CurrentSpeed > 0)
{
m_CurrentSpeed = 0;
m_Mode = CamMode.Idle;
}
break;
}
//Trace.WriteLine("mode = " + m_Mode.ToString() + "spd = " + m_CurrentSpeed.ToString());
//update camera speed
switch (m_Mode)
{
case CamMode.Idle:
break;
case CamMode.KeyOn:
dt = (float)m_LaunchTimer.GetElapsedTime();
acc_speed = CAM_ACC * dt;
if (acc_speed > MAX_CAM_SPEED)
{
m_CurrentSpeed = MAX_CAM_SPEED;
}
else
{
m_CurrentSpeed = acc_speed;
}
break;
case CamMode.Coast:
dt = (float)m_CoastTimer.GetElapsedTime();
acc_speed = m_CurrentSpeed + CAM_COAST_ACC * dt;
if (m_bRotateMode)
{
if (acc_speed < 0)
{
m_Mode = CamMode.Idle;
m_CurrentSpeed = 0;
}
else
{
m_CurrentSpeed = acc_speed;
}
}
else
{
if (acc_speed > 0)
{
m_Mode = CamMode.Idle;
m_CurrentSpeed = 0;
}
else
{
m_CurrentSpeed = acc_speed;
}
}
break;
}
}
