//=============================================================================================================================
//
// EasyAR Sense 4.2.0.8700-7bcbc8b1c
// Copyright (c) 2015-2021 VisionStar Information Technology (Shanghai) Co., Ltd. All Rights Reserved.
// EasyAR is the registered trademark or trademark of VisionStar Information Technology (Shanghai) Co., Ltd in China
// and other countries for the augmented reality technology developed by VisionStar Information Technology (Shanghai) Co., Ltd.
//
//=============================================================================================================================

#ifndef __EASYAR_BUFFERPOOL_H__
#define __EASYAR_BUFFERPOOL_H__

#include "easyar/types.h"

#ifdef __cplusplus
extern "C" {
#endif

/// <summary>
/// block_size is the byte size of each `Buffer`_ .
/// capacity is the maximum count of `Buffer`_ .
/// </summary>
void easyar_BufferPool__ctor(int block_size, int capacity, /* OUT */ easyar_BufferPool * * Return);
/// <summary>
/// The byte size of each `Buffer`_ .
/// </summary>
int easyar_BufferPool_block_size(const easyar_BufferPool * This);
/// <summary>
/// The maximum count of `Buffer`_ .
/// </summary>
int easyar_BufferPool_capacity(const easyar_BufferPool * This);
/// <summary>
/// Current acquired count of `Buffer`_ .
/// </summary>
int easyar_BufferPool_size(const easyar_BufferPool * This);
/// <summary>
/// Tries to acquire a memory block. If current acquired count of `Buffer`_ does not reach maximum, a new `Buffer`_ is fetched or allocated, or else null is returned.
/// </summary>
void easyar_BufferPool_tryAcquire(easyar_BufferPool * This, /* OUT */ easyar_OptionalOfBuffer * Return);
void easyar_BufferPool__dtor(easyar_BufferPool * This);
void easyar_BufferPool__retain(const easyar_BufferPool * This, /* OUT */ easyar_BufferPool * * Return);
const char * easyar_BufferPool__typeName(const easyar_BufferPool * This);

#ifdef __cplusplus
}
#endif

#endif
