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Make sure there is always enough push back from kart-terrain collisions

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to avoid karts getting stuck into the wall.
This commit is contained in:
hiker 2015-03-11 08:04:35 +11:00
parent 0a7234df84
commit 886c0e3e9f
1 changed files with 5 additions and 2 deletions
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7
src/karts/kart.cpp
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@ -1825,8 +1825,11 @@ void Kart::crashed(const Material *m, const Vec3 &normal)
impulse.normalize();
else
impulse = Vec3(0, 0, -1); // Arbitrary
// impulse depends of kart speed - and speed can be negative
impulse *= sqrt(fabsf(getSpeed()))
// Impulse depends of kart speed - and speed can be negative
// If the speed is too low, karts can still get stuck into a wall
// so make sure there is always enough impulse to avoid this
float abs_speed = fabsf(getSpeed());
impulse *= ( abs_speed<10 ? 10.0f : sqrt(abs_speed) )
* m_kart_properties->getCollisionTerrainImpulse();
m_bounce_back_time = 0.2f;
m_vehicle->setTimedCentralImpulse(0.1f, impulse);