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Fix turning behaviour (karts would turn a lot more than with

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previous stk versions, which resulted in hard controlling karts
(esp. at higher speed).
This commit is contained in:
hiker 2014-09-17 08:44:28 +10:00
parent e4fd6ed32b
commit 1e1f921d08
1 changed files with 8 additions and 9 deletions
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17
src/karts/kart_properties.cpp
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@ -273,15 +273,14 @@ void KartProperties::load(const std::string &filename, const std::string &node)
m_gravity_center_shift.setZ(0);
}
if(m_physical_wheel_position < 0)
m_wheel_base = fabsf(m_kart_model->getLength() );
else
{
// The new (atm unused) physical position results in steering to be
// not sharp enough - therefore decrease the wheel base somewhat to
// approximate the behaviour of the old steering.
m_wheel_base = fabsf(m_kart_model->getLength() - 0.25f);
}
// In older STK versions the physical wheels where moved 'wheel_radius'
// into the physical body (i.e. 'hypothetical' wheel shape would not
// poke out of the physical shape). In order to make the karts a bit more
// stable, the physical wheel position (i.e. location of raycast) were
// moved to be on the corner of the shape. In order to retain the same
// steering behaviour, the wheel base (which in turn determines the
// turn angle at certain speeds) is shortened by 2*wheel_radius
m_wheel_base = fabsf(m_kart_model->getLength() - 2*m_wheel_radius);
// Now convert the turn radius into turn angle:
for(unsigned int i=0; i<m_turn_angle_at_speed.size(); i++)