chipmunk.h

/* Copyright (c) 2007 Scott Lembcke
 * 
 * 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 CHIPMUNK_HEADER
#define CHIPMUNK_HEADER

#ifdef __cplusplus
extern "C" {
#endif

#ifndef CP_ALLOW_PRIVATE_ACCESS
  #define CP_ALLOW_PRIVATE_ACCESS 0
#endif

#if CP_ALLOW_PRIVATE_ACCESS == 1
  #define CP_PRIVATE(symbol) symbol
#else
  #define CP_PRIVATE(symbol) symbol##_private
#endif

void cpMessage(const char *condition, const char *file, int line, int isError, int isHardError, const char *message, ...);
#ifdef NDEBUG
  #define cpAssertWarn(condition, ...)
#else
  #define cpAssertWarn(condition, ...) if(!(condition)) cpMessage(#condition, __FILE__, __LINE__, 0, 0, __VA_ARGS__)
#endif

#ifdef NDEBUG
  #define cpAssertSoft(condition, ...)
#else
  #define cpAssertSoft(condition, ...) if(!(condition)) cpMessage(#condition, __FILE__, __LINE__, 1, 0, __VA_ARGS__)
#endif

// Hard assertions are important and cheap to execute. They are not disabled by compiling as debug.
#define cpAssertHard(condition, ...) if(!(condition)) cpMessage(#condition, __FILE__, __LINE__, 1, 1, __VA_ARGS__)


#include "chipmunk_types.h"
  

#ifndef CP_BUFFER_BYTES
  #define CP_BUFFER_BYTES (32*1024)
#endif

#ifndef cpcalloc

  #define cpcalloc calloc
#endif

#ifndef cprealloc

  #define cprealloc realloc
#endif

#ifndef cpfree

  #define cpfree free
#endif

typedef struct cpArray cpArray;
typedef struct cpHashSet cpHashSet;

typedef struct cpBody cpBody;
typedef struct cpShape cpShape;
typedef struct cpConstraint cpConstraint;

typedef struct cpCollisionHandler cpCollisionHandler;
typedef struct cpArbiter cpArbiter;

typedef struct cpSpace cpSpace;

#include "cpVect.h"
#include "cpBB.h"
#include "cpSpatialIndex.h"

#include "cpBody.h"
#include "cpShape.h"
#include "cpPolyShape.h"

#include "cpArbiter.h"  
#include "constraints/cpConstraint.h"

#include "cpSpace.h"

// Chipmunk 6.0.3
#define CP_VERSION_MAJOR 6
#define CP_VERSION_MINOR 0
#define CP_VERSION_RELEASE 3

extern const char *cpVersionString;

void cpInitChipmunk(void);

cpFloat cpMomentForCircle(cpFloat m, cpFloat r1, cpFloat r2, cpVect offset);

cpFloat cpAreaForCircle(cpFloat r1, cpFloat r2);

cpFloat cpMomentForSegment(cpFloat m, cpVect a, cpVect b);

cpFloat cpAreaForSegment(cpVect a, cpVect b, cpFloat r);

cpFloat cpMomentForPoly(cpFloat m, int numVerts, const cpVect *verts, cpVect offset);

cpFloat cpAreaForPoly(const int numVerts, const cpVect *verts);

cpVect cpCentroidForPoly(const int numVerts, const cpVect *verts);

void cpRecenterPoly(const int numVerts, cpVect *verts);

cpFloat cpMomentForBox(cpFloat m, cpFloat width, cpFloat height);

cpFloat cpMomentForBox2(cpFloat m, cpBB box);


#ifdef __cplusplus
}

static inline cpVect operator *(const cpVect v, const cpFloat s){return cpvmult(v, s);}
static inline cpVect operator +(const cpVect v1, const cpVect v2){return cpvadd(v1, v2);}
static inline cpVect operator -(const cpVect v1, const cpVect v2){return cpvsub(v1, v2);}
static inline cpBool operator ==(const cpVect v1, const cpVect v2){return cpveql(v1, v2);}
static inline cpVect operator -(const cpVect v){return cpvneg(v);}

#endif
#endif