GoaLitiuM/FlaxEngine
1
0
Fork 0
Code Issues Pull Requests Actions 7 Packages Projects Releases Wiki Activity

Add Vehicle anti roll bar and suspension sprung force multiplier

Browse Source
This commit is contained in:
Mr. Capybara
2024-01-06 14:49:38 -04:00
parent a102bad87e
commit 14a4c92aa8
4 changed files with 130 additions and 28 deletions
Download Patch File Download Diff File Expand all files Collapse all files

47
Source/Engine/Physics/Actors/WheeledVehicle.cpp
View File

@@ -56,9 +56,6 @@ WheeledVehicle::DriveControlSettings WheeledVehicle::GetDriveControl() const
void WheeledVehicle::SetDriveControl(DriveControlSettings &value)
{
// Don't let have an invalid steer vs speed list.
if (&value.SteerVsSpeed == nullptr)
value.SteerVsSpeed = Array<WheeledVehicle::SteerControl>();
if (value.SteerVsSpeed.Count() < 1)
value.SteerVsSpeed.Add(WheeledVehicle::SteerControl());
else // physx backend requires the max of 4 values only
@@ -171,6 +168,20 @@ void WheeledVehicle::SetGearbox(const GearboxSettings &value)
_gearbox = value;
}
void WheeledVehicle::SetAntiRollBars(const Array<AntiRollBar> &value)
{
_antiRollBars = value;
#if WITH_VEHICLE
if (_vehicle)
PhysicsBackend::UpdateVehicleAntiRollBars(this);
#endif
}
const Array<WheeledVehicle::AntiRollBar> &WheeledVehicle::GetAntiRollBars() const
{
return _antiRollBars;
}
void WheeledVehicle::SetThrottle(float value)
{
_throttle = Math::Clamp(value, -1.0f, 1.0f);
@@ -398,20 +409,24 @@ void WheeledVehicle::OnDebugDrawSelected()
DEBUG_DRAW_WIRE_SPHERE(BoundingSphere(data.State.TireContactPoint, 5.0f), Color::Green, 0, false);
}
}
// Draw wheels axes
if (wheelIndex % 2 == 0 && wheelIndex + 1 < _wheels.Count())
{
if (!_wheels[wheelIndex].Collider || !_wheels[wheelIndex + 1].Collider)
continue;
const Vector3 wheelPos = _wheels[wheelIndex].Collider->GetPosition();
const Vector3 nextWheelPos = _wheels[wheelIndex + 1].Collider->GetPosition();
DEBUG_DRAW_LINE(wheelPos, nextWheelPos, Color::Yellow, 0, false);
}
}
// Center of mass
// Draw anti roll bars axes
int wheelsCount = _wheels.Count();
for (int i = 0; i < GetAntiRollBars().Count(); i++)
{
int axleIndex = GetAntiRollBars()[i].Axle;
int leftWheelIndex = axleIndex * 2;
int rightWheelIndex = leftWheelIndex + 1;
if (leftWheelIndex >= wheelsCount || rightWheelIndex >= wheelsCount)
continue;
if (!_wheels[leftWheelIndex].Collider || !_wheels[rightWheelIndex].Collider)
continue;
DEBUG_DRAW_LINE(_wheels[leftWheelIndex].Collider->GetPosition(), _wheels[rightWheelIndex].Collider->GetPosition(), Color::Yellow, 0, false);
}
// Center of mass
DEBUG_DRAW_WIRE_SPHERE(BoundingSphere(_transform.LocalToWorld(_centerOfMassOffset), 10.0f), Color::Blue, 0, false);
RigidBody::OnDebugDrawSelected();
@@ -434,6 +449,7 @@ void WheeledVehicle::Serialize(SerializeStream &stream, const void *otherObj)
SERIALIZE_MEMBER(Engine, _engine);
SERIALIZE_MEMBER(Differential, _differential);
SERIALIZE_MEMBER(Gearbox, _gearbox);
SERIALIZE_MEMBER(AntiRollBars, _antiRollBars);
}
void WheeledVehicle::Deserialize(DeserializeStream &stream, ISerializeModifier *modifier)
@@ -449,6 +465,7 @@ void WheeledVehicle::Deserialize(DeserializeStream &stream, ISerializeModifier *
DESERIALIZE_MEMBER(Engine, _engine);
DESERIALIZE_MEMBER(Differential, _differential);
DESERIALIZE_MEMBER(Gearbox, _gearbox);
DESERIALIZE_MEMBER(AntiRollBars, _antiRollBars);
// [Deprecated on 13.06.2023, expires on 13.06.2025]
_fixInvalidForwardDir |= modifier->EngineBuild < 6341;