b2_settings.h

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// MIT License
 
// Copyright (c) 2019 Erin Catto
 
// 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 B2_SETTINGS_H
#define B2_SETTINGS_H
 
#include "b2_types.h"
#include "b2_api.h"
 
 
#ifdef B2_USER_SETTINGS
 
#include "b2_user_settings.h"
 
#else
 
#include <stdarg.h>
#include <stdint.h>
 
// Tunable Constants
 
#define b2_lengthUnitsPerMeter 1.0f
 
#define b2_maxPolygonVertices   8
 
// User data
 
struct B2_API b2BodyUserData
{
    b2BodyUserData()
    {
        pointer = 0;
    }
 
    uintptr_t pointer;
};
 
struct B2_API b2FixtureUserData
{
    b2FixtureUserData()
    {
        pointer = 0;
    }
 
    uintptr_t pointer;
};
 
struct B2_API b2JointUserData
{
    b2JointUserData()
    {
        pointer = 0;
    }
 
    uintptr_t pointer;
};
 
// Memory Allocation
 
B2_API void* b2Alloc_Default(int32 size);
B2_API void b2Free_Default(void* mem);
 
inline void* b2Alloc(int32 size)
{
    return b2Alloc_Default(size);
}
 
inline void b2Free(void* mem)
{
    b2Free_Default(mem);
}
 
B2_API void b2Log_Default(const char* string, va_list args);
 
inline void b2Log(const char* string, ...)
{
    va_list args;
    va_start(args, string);
    b2Log_Default(string, args);
    va_end(args);
}
 
#endif // B2_USER_SETTINGS
 
#include "b2_common.h"
 
#endif