From 13efb7e82200639264f31a012ec9ed9c2dbf21d6 Mon Sep 17 00:00:00 2001
From: boyu0 <boyuzero@gmail.com>
Date: Mon, 11 Nov 2013 15:03:17 +0800
Subject: [PATCH] issue #2771: add pointQuery

---
 cocos/physics/CCPhysicsWorld.cpp | 18 ++++++++++++++++++
 cocos/physics/CCPhysicsWorld.h   |  2 ++
 2 files changed, 20 insertions(+)

diff --git a/cocos/physics/CCPhysicsWorld.cpp b/cocos/physics/CCPhysicsWorld.cpp
index 814bc8924b..bdb1d7eb3a 100644
--- a/cocos/physics/CCPhysicsWorld.cpp
+++ b/cocos/physics/CCPhysicsWorld.cpp
@@ -818,6 +818,24 @@ void PhysicsWorld::rectQuery(PhysicsRectQueryCallbackFunc func, const Rect& rect
     }
 }
 
+void PhysicsWorld::pointQuery(PhysicsPointQueryCallbackFunc func, const Point& point, void* data)
+{
+    CCASSERT(func != nullptr, "callback.report shouldn't be nullptr");
+    
+    if (func != nullptr)
+    {
+        RectQueryCallbackInfo info = {this, func, data};
+        
+        PhysicsWorldCallback::continues = true;
+        cpSpaceBBQuery(this->_info->getSpace(),
+                       PhysicsHelper::rect2cpbb(Rect(point.x - 0.01f, point.y - 0.01f, 0.02f, 0.02f)),
+                       CP_ALL_LAYERS,
+                       CP_NO_GROUP,
+                       (cpSpaceBBQueryFunc)PhysicsWorldCallback::rectQueryCallbackFunc,
+                       &info);
+    }
+}
+
 Array* PhysicsWorld::getShapes(const Point& point) const
 {
     Array* arr = Array::create();
diff --git a/cocos/physics/CCPhysicsWorld.h b/cocos/physics/CCPhysicsWorld.h
index fc3692d9df..571a0104dc 100644
--- a/cocos/physics/CCPhysicsWorld.h
+++ b/cocos/physics/CCPhysicsWorld.h
@@ -80,6 +80,7 @@ typedef struct PhysicsRayCastInfo
  */
 typedef std::function<bool(PhysicsWorld& world, const PhysicsRayCastInfo& info, void* data)> PhysicsRayCastCallbackFunc;
 typedef std::function<bool(PhysicsWorld&, PhysicsShape&, void*)> PhysicsRectQueryCallbackFunc;
+typedef PhysicsRectQueryCallbackFunc PhysicsPointQueryCallbackFunc;
 
 /**
  * @brief An PhysicsWorld object simulates collisions and other physical properties. You do not create PhysicsWorld objects directly; instead, you can get it from an Scene object.
@@ -100,6 +101,7 @@ public:
     
     void rayCast(PhysicsRayCastCallbackFunc func, const Point& point1, const Point& point2, void* data);
     void rectQuery(PhysicsRectQueryCallbackFunc func, const Rect& rect, void* data);
+    void pointQuery(PhysicsPointQueryCallbackFunc func, const Point& point, void* data);
     Array* getShapes(const Point& point) const;
     PhysicsShape* getShape(const Point& point) const;
     Array* getAllBodies() const;