axmol/cocos/physics/CCPhysicsWorld.h

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/****************************************************************************
Copyright (c) 2013 Chukong Technologies Inc.
http://www.cocos2d-x.org
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in
all copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
THE SOFTWARE.
****************************************************************************/
#ifndef __CCPHYSICS_WORLD_H__
#define __CCPHYSICS_WORLD_H__
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#include "base/ccConfig.h"
#if CC_USE_PHYSICS
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#include "base/CCVector.h"
#include "base/CCRef.h"
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#include "math/CCGeometry.h"
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#include "physics/CCPhysicsBody.h"
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#include <list>
NS_CC_BEGIN
class PhysicsBody;
class PhysicsJoint;
class PhysicsWorldInfo;
class PhysicsShape;
class PhysicsContact;
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typedef Vec2 Vect;
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class Node;
class Sprite;
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class Scene;
class DrawNode;
class PhysicsDebugDraw;
class PhysicsWorld;
typedef struct PhysicsRayCastInfo
{
PhysicsShape* shape;
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Vec2 start;
Vec2 end; //< in lua, it's name is "ended"
Vec2 contact;
Vect normal;
float fraction;
void* data;
}PhysicsRayCastInfo;
/**
* @brief Called for each fixture found in the query. You control how the ray cast
* proceeds by returning a float:
* return true: continue
* return false: terminate the ray cast
* @param fixture the fixture hit by the ray
* @param point the point of initial intersection
* @param normal the normal vector at the point of intersection
* @return true to continue, false to terminate
*/
typedef std::function<bool(PhysicsWorld& world, const PhysicsRayCastInfo& info, void* data)> PhysicsRayCastCallbackFunc;
typedef std::function<bool(PhysicsWorld&, PhysicsShape&, void*)> PhysicsQueryRectCallbackFunc;
typedef PhysicsQueryRectCallbackFunc PhysicsQueryPointCallbackFunc;
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/**
* @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.
*/
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class CC_DLL PhysicsWorld
{
public:
static const int DEBUGDRAW_NONE; ///< draw nothing
static const int DEBUGDRAW_SHAPE; ///< draw shapes
static const int DEBUGDRAW_JOINT; ///< draw joints
static const int DEBUGDRAW_CONTACT; ///< draw contact
static const int DEBUGDRAW_ALL; ///< draw all
public:
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/** Adds a joint to the physics world.*/
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virtual void addJoint(PhysicsJoint* joint);
/** Remove a joint from physics world.*/
virtual void removeJoint(PhysicsJoint* joint, bool destroy = true);
/** Remove all joints from physics world.*/
virtual void removeAllJoints(bool destroy = true);
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/** Remove a body from physics world. */
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virtual void removeBody(PhysicsBody* body);
/** Remove body by tag. */
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virtual void removeBody(int tag);
/** Remove all bodies from physics world. */
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virtual void removeAllBodies();
/** Searches for physics shapes that intersects the ray. */
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void rayCast(PhysicsRayCastCallbackFunc func, const Vec2& start, const Vec2& end, void* data);
/** Searches for physics shapes that contains in the rect. */
void queryRect(PhysicsQueryRectCallbackFunc func, const Rect& rect, void* data);
/** Searches for physics shapes that contains the point. */
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void queryPoint(PhysicsQueryPointCallbackFunc func, const Vec2& point, void* data);
/** Get phsyics shapes that contains the point. */
Squashed commit of the following: commit a9572b8913f3a38b59adbd7b4017ab9848a6b2b5 Author: Ricardo Quesada <ricardoquesada@gmail.com> Date: Wed May 14 10:03:44 2014 -0700 math renames `Vector2` -> `Vec2` `Vector3` -> `Vec3` `Vector4` -> `Vec4` `Matrix` -> `Mat4` commit 4e107f4bd854c26bfceb52b063d6bd9cea02d6a3 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 09:24:28 2014 -0700 raw version of rename Vector3 commit 1d115573ebe96a5fc815fa44fbe6417ea7dba841 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 09:07:14 2014 -0700 rename Vector2 after merge commit ab2ed58c129dbc30a4c0970ed94568c5d271657b Merge: 1978d2d 86fb75a Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 09:05:30 2014 -0700 Merge branch 'v3' into v3_renameMathClassName Conflicts: tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UIButtonTest/UIButtonTest_Editor.cpp tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UICheckBoxTest/UICheckBoxTest_Editor.cpp tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UISliderTest/UISliderTest_Editor.cpp tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UITextFieldTest/UITextFieldTest.cpp tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UITextFieldTest/UITextFieldTest_Editor.cpp commit 1978d2d174877172ccddc083020a1bbf43ad3b39 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 08:51:45 2014 -0700 rename vector2 in tests/cpp-empty-test folder commit d4e0ff13dcce62724d2fece656543f26aa28e467 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:58:23 2014 -0700 rename vector2 in tests/cpp-tests cpp files commit be50ca2ec75e0fd32a6fcdaa15fe1ebb4cafe79f Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:52:57 2014 -0700 rename vector2 in tests/cpp-tests head files commit 6daef564400d4e28c4ce20859a68e0f583fed125 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:49:48 2014 -0700 rename vector2 in extension folder commit 8f3f0f65ceea92c9e7a0d87ab54e62220c5572e2 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:47:22 2014 -0700 rename vector2 in cocos/2d cpp files commit e1f3105aae06d595661a3030f519f7cc13aefbed Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:44:39 2014 -0700 rename vector2 in cocos/2d head files commit 6708d890bfe486109120c3cd4b9fe5c078b7108f Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:40:59 2014 -0700 rename vector2 in cocos/base folder commit d3978fa5447c31ea2f3ece5469b7e746dfba4248 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:40:43 2014 -0700 rename vector2 in cocos/deprecated folder commit 4bff45139363d6b9706edbbcf9f322d48b4fd019 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:40:26 2014 -0700 rename vector2 in cocos/editor-support folder commit 353d244c995f8b5d14f635c52aed8bc5e5fc1a6f Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:36:48 2014 -0700 rename vector2 in cocos/ui folder commit 758b8f4d513084b9922d7242e9b8f2c7f316de6c Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:32:39 2014 -0700 rename vector2 in cocos/renderer folder commit 0bd2710dd8714cecb993880bc37affd9ecb05c27 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:32:15 2014 -0700 rename vector2 in cocos/physics folder commit b7f0581c4587348bdbc1478d5374c2325735f21d Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:25:01 2014 -0700 rename vector2 in cocos/math folder commit a8631a8e1a4e2740807ccd9be9d70de6ecaad7dd Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:16:55 2014 -0700 rename Vector2 to Vec2 deprecate typedef Vector2
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Vector<PhysicsShape*> getShapes(const Vec2& point) const;
/** return physics shape that contains the point. */
Squashed commit of the following: commit a9572b8913f3a38b59adbd7b4017ab9848a6b2b5 Author: Ricardo Quesada <ricardoquesada@gmail.com> Date: Wed May 14 10:03:44 2014 -0700 math renames `Vector2` -> `Vec2` `Vector3` -> `Vec3` `Vector4` -> `Vec4` `Matrix` -> `Mat4` commit 4e107f4bd854c26bfceb52b063d6bd9cea02d6a3 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 09:24:28 2014 -0700 raw version of rename Vector3 commit 1d115573ebe96a5fc815fa44fbe6417ea7dba841 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 09:07:14 2014 -0700 rename Vector2 after merge commit ab2ed58c129dbc30a4c0970ed94568c5d271657b Merge: 1978d2d 86fb75a Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 09:05:30 2014 -0700 Merge branch 'v3' into v3_renameMathClassName Conflicts: tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UIButtonTest/UIButtonTest_Editor.cpp tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UICheckBoxTest/UICheckBoxTest_Editor.cpp tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UISliderTest/UISliderTest_Editor.cpp tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UITextFieldTest/UITextFieldTest.cpp tests/cpp-tests/Classes/UITest/CocoStudioGUITest/UITextFieldTest/UITextFieldTest_Editor.cpp commit 1978d2d174877172ccddc083020a1bbf43ad3b39 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 08:51:45 2014 -0700 rename vector2 in tests/cpp-empty-test folder commit d4e0ff13dcce62724d2fece656543f26aa28e467 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:58:23 2014 -0700 rename vector2 in tests/cpp-tests cpp files commit be50ca2ec75e0fd32a6fcdaa15fe1ebb4cafe79f Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:52:57 2014 -0700 rename vector2 in tests/cpp-tests head files commit 6daef564400d4e28c4ce20859a68e0f583fed125 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:49:48 2014 -0700 rename vector2 in extension folder commit 8f3f0f65ceea92c9e7a0d87ab54e62220c5572e2 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:47:22 2014 -0700 rename vector2 in cocos/2d cpp files commit e1f3105aae06d595661a3030f519f7cc13aefbed Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:44:39 2014 -0700 rename vector2 in cocos/2d head files commit 6708d890bfe486109120c3cd4b9fe5c078b7108f Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:40:59 2014 -0700 rename vector2 in cocos/base folder commit d3978fa5447c31ea2f3ece5469b7e746dfba4248 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:40:43 2014 -0700 rename vector2 in cocos/deprecated folder commit 4bff45139363d6b9706edbbcf9f322d48b4fd019 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:40:26 2014 -0700 rename vector2 in cocos/editor-support folder commit 353d244c995f8b5d14f635c52aed8bc5e5fc1a6f Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:36:48 2014 -0700 rename vector2 in cocos/ui folder commit 758b8f4d513084b9922d7242e9b8f2c7f316de6c Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:32:39 2014 -0700 rename vector2 in cocos/renderer folder commit 0bd2710dd8714cecb993880bc37affd9ecb05c27 Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:32:15 2014 -0700 rename vector2 in cocos/physics folder commit b7f0581c4587348bdbc1478d5374c2325735f21d Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:25:01 2014 -0700 rename vector2 in cocos/math folder commit a8631a8e1a4e2740807ccd9be9d70de6ecaad7dd Author: Huabing.Xu <dabingnn@gmail.com> Date: Wed May 14 00:16:55 2014 -0700 rename Vector2 to Vec2 deprecate typedef Vector2
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PhysicsShape* getShape(const Vec2& point) const;
/** Get all the bodys that in the physics world. */
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const Vector<PhysicsBody*>& getAllBodies() const;
/** Get body by tag */
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PhysicsBody* getBody(int tag) const;
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/** Get scene contain this physics world */
inline Scene& getScene() const { return *_scene; }
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/** get the gravity value */
inline Vect getGravity() const { return _gravity; }
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/** set the gravity value */
void setGravity(const Vect& gravity);
/** Set the speed of physics world, speed is the rate at which the simulation executes. default value is 1.0 */
inline void setSpeed(float speed) { if(speed >= 0.0f) { _speed = speed; } }
/** get the speed of physics world */
inline float getSpeed() { return _speed; }
/**
* set the update rate of physics world, update rate is the value of EngineUpdateTimes/PhysicsWorldUpdateTimes.
* set it higher can improve performance, set it lower can improve accuracy of physics world simulation.
* default value is 1.0
*/
inline void setUpdateRate(int rate) { if(rate > 0) { _updateRate = rate; } }
/** get the update rate */
inline int getUpdateRate() { return _updateRate; }
/** set the debug draw mask */
void setDebugDrawMask(int mask);
/** get the bebug draw mask */
inline int getDebugDrawMask() { return _debugDrawMask; }
protected:
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static PhysicsWorld* construct(Scene& scene);
bool init(Scene& scene);
virtual void addBody(PhysicsBody* body);
virtual void addShape(PhysicsShape* shape);
virtual void removeShape(PhysicsShape* shape);
virtual void update(float delta);
virtual void debugDraw();
virtual int collisionBeginCallback(PhysicsContact& contact);
virtual int collisionPreSolveCallback(PhysicsContact& contact);
virtual void collisionPostSolveCallback(PhysicsContact& contact);
virtual void collisionSeparateCallback(PhysicsContact& contact);
virtual void doAddBody(PhysicsBody* body);
virtual void doRemoveBody(PhysicsBody* body);
virtual void doAddJoint(PhysicsJoint* joint);
virtual void doRemoveJoint(PhysicsJoint* joint);
virtual void addBodyOrDelay(PhysicsBody* body);
virtual void removeBodyOrDelay(PhysicsBody* body);
virtual void addJointOrDelay(PhysicsJoint* joint);
virtual void removeJointOrDelay(PhysicsJoint* joint);
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virtual void updateBodies();
virtual void updateJoints();
protected:
Vect _gravity;
float _speed;
int _updateRate;
int _updateRateCount;
float _updateTime;
PhysicsWorldInfo* _info;
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Vector<PhysicsBody*> _bodies;
std::list<PhysicsJoint*> _joints;
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Scene* _scene;
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bool _delayDirty;
PhysicsDebugDraw* _debugDraw;
int _debugDrawMask;
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Vector<PhysicsBody*> _delayAddBodies;
Vector<PhysicsBody*> _delayRemoveBodies;
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std::vector<PhysicsJoint*> _delayAddJoints;
std::vector<PhysicsJoint*> _delayRemoveJoints;
protected:
PhysicsWorld();
virtual ~PhysicsWorld();
friend class Node;
friend class Sprite;
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friend class Scene;
friend class PhysicsBody;
friend class PhysicsShape;
friend class PhysicsJoint;
friend class PhysicsWorldCallback;
friend class PhysicsDebugDraw;
};
class PhysicsDebugDraw
{
protected:
virtual bool begin();
virtual void end();
virtual void drawShape(PhysicsShape& shape);
virtual void drawJoint(PhysicsJoint& joint);
virtual void drawContact();
protected:
PhysicsDebugDraw(PhysicsWorld& world);
virtual ~PhysicsDebugDraw();
protected:
DrawNode* _drawNode;
PhysicsWorld& _world;
friend class PhysicsWorld;
};
extern const float PHYSICS_INFINITY;
NS_CC_END
#endif // CC_USE_PHYSICS
#endif // __CCPHYSICS_WORLD_H__