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Added a get_rpm() function to VehicleWheel

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This commit is contained in:
Adam Sharp 2019-04-09 23:49:37 +01:00
parent 5772f60f96
commit c8d32ac29b
2 changed files with 13 additions and 4 deletions
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14
scene/3d/vehicle_body.cpp
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@ -270,6 +270,8 @@ void VehicleWheel::_bind_methods() {
ClassDB::bind_method(D_METHOD("get_skidinfo"), &VehicleWheel::get_skidinfo);
ClassDB::bind_method(D_METHOD("get_rpm"), &VehicleWheel::get_rpm);
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_as_traction"), "set_use_as_traction", "is_used_as_traction");
ADD_PROPERTY(PropertyInfo(Variant::BOOL, "use_as_steering"), "set_use_as_steering", "is_used_as_steering");
ADD_GROUP("Wheel", "wheel_");
@ -311,6 +313,11 @@ float VehicleWheel::get_skidinfo() const {
return m_skidInfo;
}
float VehicleWheel::get_rpm() const {
return m_rpm;
}
VehicleWheel::VehicleWheel() {
steers = false;
@ -865,12 +872,11 @@ void VehicleBody::_direct_state_changed(Object *p_state) {
real_t proj2 = fwd.dot(vel);
wheel.m_deltaRotation = (proj2 * step) / (wheel.m_wheelRadius);
wheel.m_rotation += wheel.m_deltaRotation;
} else {
wheel.m_rotation += wheel.m_deltaRotation;
}
wheel.m_rotation += wheel.m_deltaRotation;
wheel.m_rpm = ((wheel.m_deltaRotation / step) * 60) / Math_TAU;
wheel.m_deltaRotation *= real_t(0.99); //damping of rotation when not in contact
}

3
scene/3d/vehicle_body.h
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@ -68,6 +68,7 @@ class VehicleWheel : public Spatial {
real_t m_steering;
real_t m_rotation;
real_t m_deltaRotation;
real_t m_rpm;
real_t m_rollInfluence;
//real_t m_engineForce;
real_t m_brake;
@ -134,6 +135,8 @@ public:
float get_skidinfo() const;
float get_rpm() const;
String get_configuration_warning() const;
VehicleWheel();