Core/Momiji.Core.Buffer.h

   1 /*
   2 [momiji music component library]
   3 ---------------------------------------------------------------------
   4 Momiji.Core.Buffer.h
   5
   6 ---------------------------------------------------------------------
   7 Copyright (C) 2011 tyiki badwell {miria@users.sourceforge.jp}.
   8
   9 This program is free software: you can redistribute it and/or modify
  10 it under the terms of the GNU General Public License as published by
  11 the Free Software Foundation, either version 3 of the License, or
  12 (at your option) any later version.
  13
  14 This program is distributed in the hope that it will be useful,
  15 but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 GNU General Public License for more details.
  18
  19 You should have received a copy of the GNU General Public License
  20 along with this program.  If not, see <http://www.gnu.org/licenses/gpl-3.0.html>.
  21 ---------------------------------------------------------------------
  22 */
  23 #pragma once
  24
  25 #using <mscorlib.dll>
  26 //#include "Momiji.Core.Interface.h"
  27
  28 using namespace System::Runtime;
  29
  30 namespace Momiji{
  31 namespace Core {
  32 namespace Buffer {
  33
  34         generic<typename DATA_TYPE>
  35         public ref class BufferPool
  36         {
  37         public:
  38                 delegate DATA_TYPE Allocator();
  39
  40                 ref class Buffer
  41                 {
  42                 private:
  43                         DATA_TYPE _buffer;
  44                         InteropServices::GCHandle _bufferHandle;
  45                         Allocator^ _allocator;
  46
  47                 public:
  48                         Buffer(Allocator^ allocator);
  49                         virtual ~Buffer();
  50
  51                 protected:
  52                         !Buffer();
  53
  54                 private:
  55                         void Alloc();
  56                         void Free();
  57
  58                 public:
  59                         System::IntPtr GetBufferIntPtr();
  60                         DATA_TYPE% GetBuffer();
  61                 };
  62
  63         private:
  64                 System::Collections::Generic::List<Buffer^>^                                            _buffers;               //開放用の集合
  65                 System::Collections::Generic::Dictionary<System::IntPtr, Buffer^>^      _idleBuffers;   //暇になっているバッファの集合
  66                 System::Collections::Generic::Dictionary<System::IntPtr, Buffer^>^      _busyBuffers;   //再生中のバッファの集合
  67
  68                 System::UInt32 _defaultPoolSize;
  69                 Allocator^ _allocator;
  70
  71         public:
  72                 BufferPool(
  73                         System::UInt32 defaultPoolSize,
  74                         Allocator^ allocator
  75                 );
  76                 ~BufferPool();
  77
  78         protected:
  79                 !BufferPool();
  80
  81         public:
  82                 Buffer^ Get();
  83                 Buffer^ GetBusy(System::IntPtr bufferPtr);
  84                 void Release(Buffer^ buffer);
  85                 System::Boolean IsBusy();
  86
  87         private:
  88                 Buffer^ MakeBuffer();
  89
  90         };
  91
  92 }
  93 }
  94 }