...

3rd/box2d/include/box2d_bindings.hpp

@@ -113,6 +113,8 @@ struct PyBody{
     void set_position(b2Vec2 v){ body->SetTransform(v, body->GetAngle()); }
     float get_rotation() const { return body->GetAngle(); }
     void set_rotation(float v){ body->SetTransform(body->GetPosition(), v); }
+    b2Vec2 get_velocity() const { return body->GetLinearVelocity(); }
+    void set_velocity(b2Vec2 v){ body->SetLinearVelocity(v); }
 
     void apply_force(b2Vec2 force, b2Vec2 point){ body->ApplyForce(force, point, true); }
     void apply_force_to_center(b2Vec2 force){ body->ApplyForceToCenter(force, true); }

3rd/box2d/src/box2d_Body.cpp

@@ -33,7 +33,7 @@ void PyBody::_register(VM* vm, PyObject* mod, PyObject* type){
 
     PK_REGISTER_PROPERTY(PyBody, "position: vec2", _, get_position, set_position)
     PK_REGISTER_PROPERTY(PyBody, "rotation: float", _, get_rotation, set_rotation)
-    PK_REGISTER_PROPERTY(PyBody, "velocity: vec2", _b2Body, GetLinearVelocity, SetLinearVelocity)
+    PK_REGISTER_PROPERTY(PyBody, "velocity: vec2", _, get_velocity, set_velocity)
     PK_REGISTER_PROPERTY(PyBody, "angular_velocity: float", _b2Body, GetAngularVelocity, SetAngularVelocity)
     PK_REGISTER_PROPERTY(PyBody, "damping: float", _b2Body, GetLinearDamping, SetLinearDamping)
     PK_REGISTER_PROPERTY(PyBody, "angular_damping: float", _b2Body, GetAngularDamping, SetAngularDamping)