dolphin/Source/Plugins/Plugin_VideoOGL/Src/DataReader.h

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// Copyright (C) 2003-2008 Dolphin Project.
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, version 2.0.
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License 2.0 for more details.
// A copy of the GPL 2.0 should have been included with the program.
// If not, see http://www.gnu.org/licenses/
// Official SVN repository and contact information can be found at
// http://code.google.com/p/dolphin-emu/
#ifndef _DATAREADER_H
#define _DATAREADER_H
// =================================================================================================
// IDataReader
// =================================================================================================
class IDataReader
{
protected:
const char *m_szName;
public:
virtual void Skip(u32) = 0;
virtual u8 Read8 () = 0;
virtual u16 Read16() = 0;
virtual u32 Read32() = 0;
virtual int GetPosition() = 0; // return values can be anything, as long as relative distances are correct
};
// =================================================================================================
// CDataReader_Fifo
// =================================================================================================
class CDataReader_Fifo : public IDataReader
{
private:
public:
CDataReader_Fifo();
virtual void Skip(u32);
virtual u8 Read8();
virtual u16 Read16();
virtual u32 Read32();
virtual int GetPosition();
};
// =================================================================================================
// CDataReader_Memory
// =================================================================================================
class CDataReader_Memory : public IDataReader
{
private:
//u8* m_pMemory;
u32 m_uReadAddress;
public:
CDataReader_Memory(u32 _uAddress);
u32 GetReadAddress();
virtual void Skip(u32);
virtual u8 Read8();
virtual u16 Read16();
virtual u32 Read32();
virtual int GetPosition();
};
extern IDataReader* g_pDataReader;
#endif