mirror of https://github.com/axmolengine/axmol.git
260 lines
7.8 KiB
C++
260 lines
7.8 KiB
C++
/****************************************************************************
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Copyright (c) 2013 cocos2d-x.org
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http://www.cocos2d-x.org
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in
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all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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THE SOFTWARE.
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****************************************************************************/
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#include "CCPhysicsSetting.h"
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#ifdef CC_USE_PHYSICS
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#ifndef __CCPHYSICS_BODY_H__
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#define __CCPHYSICS_BODY_H__
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#include "cocoa/CCObject.h"
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#include "cocoa/CCGeometry.h"
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#include <vector>
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NS_CC_BEGIN
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class Sprite;
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class PhysicsWorld;
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class PhysicsJoint;
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class PhysicsShape;
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class PhysicsShapeCircle;
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class PhysicsShapeBox;
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class PhysicsShapePolygon;
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class PhysicsShapeEdgeSegment;
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class PhysicsShapeEdgeBox;
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class PhysicsShapeEdgePolygon;
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class PhysicsShapeEdgeChain;
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class PhysicsBodyInfo;
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/**
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* A body affect by physics.
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* it can attach one or more shapes.
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*/
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class PhysicsBody : public Object//, public Clonable
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{
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public:
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/**
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* @brief Create a body contains a circle shape.
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*/
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static PhysicsBody* createCircle(float radius);
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/**
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* @brief Create a body contains a box shape.
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*/
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static PhysicsBody* createBox(Size size);
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/**
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* @brief Create a body contains a polygon shape.
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* points is an array of Point structs defining a convex hull with a clockwise winding.
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*/
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static PhysicsBody* createPolygon(Point* points, int count);
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/**
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* @brief Create a body contains a EdgeSegment shape.
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*/
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static PhysicsBody* createEdgeSegment(Point a, Point b, float border = 1);
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/**
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* @brief Create a body contains a EdgeBox shape.
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*/
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static PhysicsBody* createEdgeBox(Size size, float border = 1);
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/**
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* @brief Create a body contains a EdgePolygon shape.
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*/
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static PhysicsBody* createEdgePolygon(Point* points, int count, float border = 1);
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/**
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* @brief Create a body contains a EdgeChain shape.
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*/
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static PhysicsBody* createEdgeChain(Point* points, int count, float border = 1);
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/**
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* @brief Attach a circle shape with body
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*/
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virtual PhysicsShapeCircle* addCircle(float radius, Point offset = Point(0, 0));
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/**
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* @brief Attach a box shape with body
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*/
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virtual PhysicsShapeBox* addBox(Size size, Point offset = Point(0, 0));
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/**
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* @brief Attach a polygon shape with body
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*/
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virtual PhysicsShapePolygon* addPolygon(Point* points, int count, Point offset = Point(0, 0));
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/**
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* @brief Attach a edge segment shape with body
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*/
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virtual PhysicsShapeEdgeSegment* addEdgeSegment(Point a, Point b, float border = 1);
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/**
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* @brief Attach a edge box shape with body
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*/
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virtual PhysicsShapeEdgeBox* addEdgeBox(Size size, float border = 1, Point offset = Point(0, 0));
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/**
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* @brief Attach a edge polygon shape with body
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* points is an array of Point structs defining a convex hull with a clockwise winding.
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*/
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virtual PhysicsShapeEdgePolygon* addEdgePolygon(Point* points, int count, float border = 1);
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/**
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* @brief Attach a edge chain shape with body
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* points is an array of Point structs defining a convex hull with a clockwise winding.
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*/
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virtual PhysicsShapeEdgeChain* addEdgeChain(Point* points, int count, float border = 1);
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/**
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* @brief Applies a immediate force to body.
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*/
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virtual void applyForce(Point force);
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/**
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* @brief Applies a immediate force to body.
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*/
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virtual void applyForce(Point force, Point offset);
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/**
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* @brief Applies a continuous force to body.
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*/
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virtual void applyImpulse(Point impulse);
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/**
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* @brief Applies a continuous force to body.
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*/
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virtual void applyImpulse(Point impulse, Point offset);
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/**
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* @brief Applies a torque force to body.
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*/
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virtual void applyTorque(float torque);
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/*
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* @brief get the body shapes.
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*/
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inline std::vector<PhysicsShape*>& getShapes() { return _shapes; }
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/*
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* @brief get the first body shapes.
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*/
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inline PhysicsShape* getShape() { return _shapes.size() >= 1 ? _shapes.front() : nullptr; }
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/*
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* @brief remove a shape from body
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*/
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void removeShape(PhysicsShape* shape);
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/*
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* @brief remove all shapes
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*/
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void removeAllShapes();
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/*
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* @brief get the world body added to.
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*/
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inline PhysicsWorld* getWorld() const { return _world; }
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/*
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* @brief get all joints the body have
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*/
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inline const std::vector<PhysicsJoint*>* getJoints() const { return &_joints; }
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/*
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* @brief get the sprite the body set to.
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*/
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inline Sprite* getOwner() const { return _owner; }
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void setCategoryBitmask(int bitmask);
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inline int getCategoryBitmask() const { return _categoryBitmask; }
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void setContactTestBitmask(int bitmask);
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inline int getContactTestBitmask() const { return _contactTestBitmask; }
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void setCollisionBitmask(int bitmask);
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inline int getCollisionBitmask() const { return _collisionBitmask; }
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/*
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* @brief get the body position.
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*/
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Point getPosition() const;
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/*
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* @brief get the body rotation.
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*/
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float getRotation() const;
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/*
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* @brief test the body is dynamic or not.
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* a dynamic body will effect with gravity.
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*/
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inline bool isDynamic() { return _dynamic; }
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/*
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* @brief set dynamic to body.
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* a dynamic body will effect with gravity.
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*/
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void setDynamic(bool dynamic);
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/*
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* @brief set the body mass.
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*/
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void setMass(float mass);
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/*
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* @brief get the body mass.
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*/
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inline float getMass() { return _mass; }
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/*
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* @brief set angular damping.
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*/
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void setAngularDamping(float angularDamping);
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/*
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* @brief get angular damping.
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*/
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inline float getAngularDamping() { return _angularDamping; }
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//virtual Clonable* clone() const override;
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protected:
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bool init();
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bool initStatic();
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virtual void setPosition(Point position);
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virtual void setRotation(float rotation);
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virtual void addShape(PhysicsShape* shape);
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protected:
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PhysicsBody();
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virtual ~PhysicsBody();
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protected:
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Sprite* _owner;
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std::vector<PhysicsJoint*> _joints;
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std::vector<PhysicsShape*> _shapes;
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PhysicsWorld* _world;
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PhysicsBodyInfo* _info;
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bool _dynamic;
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bool _massDefault;
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bool _angularDampingDefault;
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float _mass;
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float _area;
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float _density;
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float _angularDamping;
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int _categoryBitmask;
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int _contactTestBitmask;
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int _collisionBitmask;
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friend class PhysicsWorld;
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friend class PhysicsShape;
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friend class PhysicsJoint;
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friend class Sprite;
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};
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NS_CC_END
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#endif // __CCPHYSICS_BODY_H__
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#endif // CC_USE_PHYSICS
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