void COwnCharPlayer::setDifference(const Vector2 &dif)
{
m_difference = dif;
if( (m_difference.squaredLength() > getWalkSpeed() * getWalkSpeed()) && !m_blocked )
{
setPosition(getPosition2() - m_difference);
m_difference = Vector2::ZERO;
CWorld::instance()->getWorldContext()->sendCoords(getPosition2(),getRotation(),0);
// CClientApp::instance()->getWorldConn()->sendCoords(getPosition2(),getRotation(),0);
/// We must begin new move after this
m_stop = true;
m_blocked = true;
m_sinceLastSendPos = 0;
m_rotated = false;
};
};
void ball::doPhysics(float dt)
{
//Euler integration
//F = M*A
float inverseMass=0.1f;
vector2f acc(m_cForce*inverseMass);
vector2f vel(acc*dt);
m_cVelocity = m_cVelocity+vel;
vector2f pos(getPosition2());
auto displacement = m_cVelocity*dt;
pos = pos + m_cVelocity;
m_cVelocity=m_cVelocity*0.9f; //decipate the accumulated velocity over a period of time.
clearForce();
setPosition(pos);
}
void COwnCharPlayer::update(Real time)
{
Vector3 normal = PagingLandScapeData2DManager::getSingleton().getNormal(getPosition().x,getPosition().z);
if( normal.y < 0.1 )
{
Vector2 prevPos2(m_prevPosition.x,m_prevPosition.z);
Vector2 diff2 = getPosition2() - prevPos2;
Vector2 norm2 = getVectorForPair(prevPos2,getPosition2());
if( Vector2(normal.x,normal.z).dotProduct(getPosition2() - prevPos2) < 0 )
{
Vector2 position2 = prevPos2 + diff2 - norm2 * diff2.dotProduct(norm2);
normal = PagingLandScapeData2DManager::getSingleton().getNormal(position2.x,position2.y);
if( normal.y < 0.1 )
setPosition(m_prevPosition);
else
setPosition(position2);
}
}
m_prevPosition = getPosition();
if( !m_walk && !m_sinceLastSendPos && !m_rotated)
m_stop = true;
else
{
if( m_stop )
{
///Send to server that we started walk
CWorld::instance()->getWorldContext()->sendCoords(getPosition2(),m_rotation,0);
// CClientApp::instance()->getWorldConn()->sendCoords(getPosition2(),m_rotation,0);
m_sinceLastSendPos = 0;
m_rotated = false;
m_stop = false;
m_blocked = false;
};
m_sinceLastSendPos += time;
if( m_sinceLastSendPos > 0.450 || ( m_rotated && m_walk && m_sinceLastSendPos >= 0.100 ))
{
uint t = static_cast<uint>(m_sinceLastSendPos * 1000);
/// Send our position to server
if( t > 500 )
t = 500;
CWorld::instance()->getWorldContext()->sendCoords(getPosition2(),m_rotation,t);
// CClientApp::instance()->getWorldConn()->sendCoords(getPosition2(),m_rotation,t);
m_sinceLastSendPos = 0;
m_rotated = false;
};
/// Compute correction
if( !m_difference.isZeroLength() )
{
/// Originally (m_rotation == 0) we turned to (0,-1)
/// Correction is minus projection of m_difference to move direction
///
/// -y
/// ^
/// |
/// |
/// |------> x
/// |
/// |
/// V
/// y(z in 3d)
/// correction = -m_difference * direction = -m_difference * (-sin(m_rotation),-cos(m_rotation))
m_correction = m_difference.dotProduct(Vector2(Math::Sin(m_rotation,true),Math::Cos(m_rotation,true)));
} else
m_correction = 0;
}
CCharPlayer::update(time);
};
glm::vec2 Line::getNormal() const {
float dx = getPosition2().x - getPosition1().x;
float dy = getPosition2().y - getPosition1().y;
return glm::normalize(glm::vec2(-dy, dx));
}
