issue #12078: added subgroup of physics 2d.

cocos/physics/CCPhysicsBody.h

@@ -50,6 +50,8 @@ const PhysicsMaterial PHYSICSBODY_MATERIAL_DEFAULT(0.1f, 0.5f, 0.5f);
 /**
  * @addtogroup physics
  * @{
+ * @addtogroup physics_2d
+ * @{
  */
 
 /**
@@ -560,6 +562,8 @@ protected:
 };
 
 /** @} */
+/** @} */
+
 
 NS_CC_END
 

cocos/physics/CCPhysicsContact.h

@@ -57,6 +57,8 @@ typedef struct CC_DLL PhysicsContactData
 /**
  * @addtogroup physics
  * @{
+ * @addtogroup physics_2d
+ * @{
  */
 
 /**
@@ -307,6 +309,7 @@ protected:
     virtual ~EventListenerPhysicsContactWithGroup();
 };
 
+/** @} */
 /** @} */
 
 NS_CC_END

cocos/physics/CCPhysicsHelper.h

@@ -37,6 +37,8 @@ NS_CC_BEGIN
 /**
  * @addtogroup physics
  * @{
+ * @addtogroup physics_2d
+ * @{
  */
 
 /**
@@ -108,6 +110,7 @@ public:
     }
 };
 
+/** @} */
 /** @} */
 
 NS_CC_END

cocos/physics/CCPhysicsJoint.h

@@ -42,6 +42,8 @@ class PhysicsWorld;
 /**
  * @addtogroup physics
  * @{
+ * @addtogroup physics_2d
+ * @{
  */
 
 /**
@@ -567,6 +569,8 @@ protected:
 };
 
 /** @} */
+/** @} */
+
 
 NS_CC_END
 

cocos/physics/CCPhysicsShape.h

@@ -61,6 +61,9 @@ const PhysicsMaterial PHYSICSSHAPE_MATERIAL_DEFAULT;
 /**
  *  @addtogroup physics
  *  @{
+ *  @addtogroup physics_2d
+ *  @{
+
  */
 
 /**
@@ -718,6 +721,7 @@ protected:
     friend class PhysicsBody;
 };
 
+/** @} */
 /** @} */
 
 NS_CC_END

cocos/physics/CCPhysicsWorld.h

@@ -82,6 +82,8 @@ typedef PhysicsQueryRectCallbackFunc PhysicsQueryPointCallbackFunc;
 /**
  * @addtogroup physics
  * @{
+ * @addtogroup physics_2d
+ * @{
  */
 
 /**
@@ -415,6 +417,8 @@ protected:
 extern const float CC_DLL PHYSICS_INFINITY;
 
 /** @} */
+/** @} */
+
 NS_CC_END
 
 #endif // CC_USE_PHYSICS

docs/Groups.h

@@ -6,6 +6,7 @@
 @defgroup base              Base
 @defgroup network           Network
 @defgroup physics           Physics
+@defgroup physics_2d        Physics 2D
 @defgroup platform          Platform
 @defgroup renderer          Renderer
 @defgroup storage           Storage