[add] vehicle, vehicle wheel, and joint apis

iolite_c_api/iolite_api.h

@@ -2308,6 +2308,52 @@ struct io_component_voxel_shape_i // NOLINT
   io_vec3_t (*get_angular_velocity)(io_ref_t shape);
 };
 
+//----------------------------------------------------------------------------//
+#define IO_COMPONENT_VEHICLE_API_NAME "io_component_vehicle_i"
+//----------------------------------------------------------------------------//
+
+// Provides access to vehicle components
+//----------------------------------------------------------------------------//
+struct io_component_vehicle_i // NOLINT
+{
+  // Base interface functions.
+  io_component_base_i base;
+};
+
+//----------------------------------------------------------------------------//
+#define IO_COMPONENT_VEHICLE_WHEEL_API_NAME "io_component_vehicle_wheel_i"
+//----------------------------------------------------------------------------//
+
+// Provides access to vehicle wheel components
+//----------------------------------------------------------------------------//
+struct io_component_vehicle_wheel_i // NOLINT
+{
+  // Base interface functions.
+  io_component_base_i base;
+
+  // Sets the torque (revolutions per second).
+  void (*set_torque)(io_ref_t vehicle_wheel, float torque);
+  // Gets the torque (revolutions per second).
+  float (*get_torque)(io_ref_t vehicle_wheel);
+
+  // Sets the steering angle (in radians).
+  void (*set_steering_angle)(io_ref_t vehicle_wheel, float steering_angle);
+  // Gets the steering angle (in radians).
+  float (*get_steering_angle)(io_ref_t vehicle_wheel);
+};
+
+//----------------------------------------------------------------------------//
+#define IO_COMPONENT_JOINT_API_NAME "io_component_joint_i"
+//----------------------------------------------------------------------------//
+
+// Provides access to joint components
+//----------------------------------------------------------------------------//
+struct io_component_joint_i // NOLINT
+{
+  // Base interface functions.
+  io_component_base_i base;
+};
+
 //----------------------------------------------------------------------------//
 #define IO_COMPONENT_CHARACTER_CONTROLLER_API_NAME                             \
   "io_component_character_controller_i"

iolite_plugins/lua_plugin/init_state.cpp

@@ -2511,6 +2511,67 @@ void script_init_state(sol::state& s)
     // clang-format on
   };
 
+  s["Vehicle"] = s.create_table();
+  s["Vehicle"]["load"] = [&s]() {
+    // clang-format off
+
+    SHARED_COMPONENT_INTERFACE_IMPL(s["Vehicle"], io_component_vehicle);
+
+    // @namespace Vehicle
+    // @category Vehicle_Component Functions to interact with vehicles.
+    // @copy_category Interface
+
+    // clang-format on
+  };
+
+  s["VehicleWheel"] = s.create_table();
+  s["VehicleWheel"]["load"] = [&s]() {
+    // clang-format off
+
+    SHARED_COMPONENT_INTERFACE_IMPL(s["VehicleWheel"], io_component_vehicle_wheel);
+
+    // @namespace VehicleWheel
+    // @category Vehicle_Wheel_Component Functions to interact with vehicle wheels.
+    // @copy_category Interface
+
+    // @function set_steering_angle
+    // @summary Sets the steering angle.
+    // @param component Ref The wheel in question.
+    // @param steering_angle float The steering angle in radians.
+    s["VehicleWheel"]["set_steering_angle"] = io_component_vehicle_wheel->set_steering_angle;
+    // @function get_steering_angle
+    // @summary Returns the steering angle.
+    // @param component Ref The wheel in question.
+    // @return float value The steering angle in radians.
+    s["VehicleWheel"]["get_steering_angle"] = io_component_vehicle_wheel->get_steering_angle;
+
+    // @function set_torque
+    // @summary Sets the torque.
+    // @param component Ref The wheel in question.
+    // @param torque float The torque (as revolutions per second).
+    s["VehicleWheel"]["set_torque"] = io_component_vehicle_wheel->set_torque;
+    // @function get_torque
+    // @summary Returns the torque.
+    // @param component Ref The wheel in question.
+    // @return float value The torque (as revolutions per second).
+    s["VehicleWheel"]["get_torque"] = io_component_vehicle_wheel->get_torque;
+
+    // clang-format on
+  };
+
+  s["Joint"] = s.create_table();
+  s["Joint"]["load"] = [&s]() {
+    // clang-format off
+
+    SHARED_COMPONENT_INTERFACE_IMPL(s["Joint"], io_component_joint);
+
+    // @namespace Joint
+    // @category Joint_Component Functions to interact with vehicles.
+    // @copy_category Interface
+
+    // clang-format on
+  };
+
   s["CameraController"] = s.create_table();
   s["CameraController"]["load"] = [&s]() {
     // clang-format off

iolite_plugins/lua_plugin/lua_plugin.cpp

@@ -59,6 +59,9 @@ const io_component_character_controller_i* io_component_character_controller =
     {};
 const io_component_camera_controller_i* io_component_camera_controller = {};
 const io_component_particle_i* io_component_particle = {};
+const io_component_vehicle_i* io_component_vehicle = {};
+const io_component_vehicle_wheel_i* io_component_vehicle_wheel = {};
+const io_component_joint_i* io_component_joint = {};
 
 // Interfaces we provide
 //----------------------------------------------------------------------------//
@@ -522,6 +525,14 @@ IO_API_EXPORT int IO_API_CALL load_plugin(void* api_manager)
   io_component_particle =
       (const io_component_particle_i*)io_api_manager->find_first(
           IO_COMPONENT_PARTICLE_API_NAME);
+  io_component_vehicle =
+      (const io_component_vehicle_i*)io_api_manager->find_first(
+          IO_COMPONENT_VEHICLE_API_NAME);
+  io_component_vehicle_wheel =
+      (const io_component_vehicle_wheel_i*)io_api_manager->find_first(
+          IO_COMPONENT_VEHICLE_WHEEL_API_NAME);
+  io_component_joint = (const io_component_joint_i*)io_api_manager->find_first(
+      IO_COMPONENT_JOINT_API_NAME);
 
   // Factory plugin intefaces
   io_plugin_terrain = (const io_plugin_terrain_i*)io_api_manager->find_first(

iolite_plugins/lua_plugin/lua_plugin.h

@@ -89,6 +89,9 @@ extern const io_component_character_controller_i*
     io_component_character_controller;
 extern const io_component_camera_controller_i* io_component_camera_controller;
 extern const io_component_particle_i* io_component_particle;
+extern const io_component_vehicle_i* io_component_vehicle;
+extern const io_component_vehicle_wheel_i* io_component_vehicle_wheel;
+extern const io_component_joint_i* io_component_joint;
 
 // Custom data types
 //----------------------------------------------------------------------------//