void update()
{
const double progressRate = Saturate(1.0*m_state.m_timer / (1.0*m_state.m_stateLimit));
const Vec2 focusPos = Vec2(3904, 4082);
switch (m_state.m_state)
{
case 0:
D2Camera::I()->m_pos = EaseInOut(m_startPos, focusPos, Easing::Cubic, progressRate);
m_state.checkTimerAndGoNextState(150);
break;
case 1:
D2Camera::I()->m_pos = focusPos;
m_state.checkTimerAndGoNextState(60);
break;
case 2:
D2Camera::I()->m_pos = EaseInOut(focusPos, m_startPos, Easing::Cubic, progressRate);
m_state.checkTimerAndGoNextState(60);
break;
case 3:
break;
}
m_state.update();
}
double update()
{
m_progress += 3.0; //speed
const double progressRate = m_progress / (m_end - m_start).length();
const Vec2 newPos = EaseInOut(m_start, m_end, Easing::Linear,progressRate);
D2Camera::I()->m_pos = newPos;
return progressRate >= 1.0;
}
void ToricInterpolator::interpolateVector( const double & t, Vector3 & pOutVecA, Vector3 & pOutVecB )
{
{
pOutVecA = Quaternion(Vector3::WorldUp(), m_infoA.viewAngleChange * t) * m_infoA.startVector;
pOutVecA = Quaternion(pOutVecA ^ Vector3::WorldUp(), m_infoA.viewHeightChange * t) * pOutVecA;
}
{
pOutVecB = Quaternion(Vector3::WorldUp(), m_infoB.viewAngleChange * t) * m_infoB.startVector;
pOutVecB = Quaternion(pOutVecB ^ Vector3::WorldUp(), m_infoB.viewHeightChange * t) * pOutVecB;
}
Vector3 vecAB = m_wposB-m_wposA;
double AB = vecAB.norm();
double alpha = m_alpha[0] * (1-t) + m_alpha[1] * t;
double PiMinusAlpha = PI-alpha;
double transform = PI / PiMinusAlpha;
double dA;
{
double dA1 = m_infoA.distance[0] * (1-t) + m_infoA.distance[1] * t;
double beta = pOutVecA.angle(vecAB)();
beta = clamp(beta, 0.0, PiMinusAlpha);
double dA2 = Constraints::ComputeDistanceToA(AB, alpha, beta*2);
double wA2 = EaseInOut( sin( beta * transform ) );
dA = (dA1 + dA2 * wA2) / (1 + wA2);
}
double dB;
{
double dB1 = m_infoB.distance[0] * (1-t) + m_infoB.distance[1] * t;
double beta = pOutVecB.angle(-vecAB)();
beta = clamp(beta, 0.0, PiMinusAlpha);
double dB2 = Constraints::ComputeDistanceToA(AB, alpha, beta*2);
double wB2 = EaseInOut( sin( beta * transform ) );
dB = (dB1 + dB2 * wB2) / (1 + wB2);
}
pOutVecA *= dA;
pOutVecB *= dB;
}
double easeInOut(double easingFunction(double) = Easing::Quart) const
{
return EaseInOut(easingFunction, m_value);
}
Type easeInOut() const
{
return EaseInOut(m_start, m_end, m_easingFunction, elapsed());
}
[[nodiscard]] inline constexpr Type EaseInOut(double f(double), const Type& start, const Type& end, const double t)
{
return Math::Lerp(start, end, EaseInOut(f, t));
}
[[nodiscard]] constexpr double easeInOut(double easingFunction(double) = Easing::Quart) const
{
return EaseInOut(easingFunction, m_value);
}