www.pudn.com > Nestopia137src.zip > NstApiSound.cpp

//////////////////////////////////////////////////////////////////////////////////////// 
// 
// Nestopia - NES/Famicom emulator written in C++ 
// 
// Copyright (C) 2003-2007 Martin Freij 
// 
// This file is part of Nestopia. 
// 
// Nestopia 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; either version 2 of the License, or 
// (at your option) any later version. 
// 
// Nestopia 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 for more details. 
// 
// You should have received a copy of the GNU General Public License 
// along with Nestopia; if not, write to the Free Software 
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA 
// 
//////////////////////////////////////////////////////////////////////////////////////// 
 
#include "../NstMachine.hpp" 
#include "NstApiSound.hpp" 
 
namespace Nes 
{ 
	#ifdef NST_MSVC_OPTIMIZE 
	#pragma optimize("s", on) 
	#endif 
 
	namespace Core 
	{ 
		namespace Sound 
		{ 
			Output::Locker Output::lockCallback; 
			Output::Unlocker Output::unlockCallback; 
			Loader::Callbacker Loader::loadCallback; 
		} 
	} 
 
	namespace Api 
	{ 
		NST_COMPILE_ASSERT 
		( 
			Sound::CHANNEL_SQUARE1  == 1U << Core::Apu::Channel::APU_SQUARE1  && 
			Sound::CHANNEL_SQUARE2  == 1U << Core::Apu::Channel::APU_SQUARE2  && 
			Sound::CHANNEL_TRIANGLE == 1U << Core::Apu::Channel::APU_TRIANGLE && 
			Sound::CHANNEL_NOISE    == 1U << Core::Apu::Channel::APU_NOISE    && 
			Sound::CHANNEL_DPCM     == 1U << Core::Apu::Channel::APU_DPCM     && 
			Sound::CHANNEL_FDS      == 1U << Core::Apu::Channel::EXT_FDS      && 
			Sound::CHANNEL_MMC5     == 1U << Core::Apu::Channel::EXT_MMC5     && 
			Sound::CHANNEL_VRC6     == 1U << Core::Apu::Channel::EXT_VRC6     && 
			Sound::CHANNEL_VRC7     == 1U << Core::Apu::Channel::EXT_VRC7     && 
			Sound::CHANNEL_N106     == 1U << Core::Apu::Channel::EXT_N106     && 
			Sound::CHANNEL_S5B      == 1U << Core::Apu::Channel::EXT_S5B 
		); 
 
		Result Sound::SetSampleRate(ulong rate) throw() 
		{ 
			return emulator.cpu.GetApu().SetSampleRate( rate ); 
		} 
 
		Result Sound::SetSampleBits(uint bits) throw() 
		{ 
			return emulator.cpu.GetApu().SetSampleBits( bits ); 
		} 
 
		Result Sound::SetVolume(uint channels,uint volume) throw() 
		{ 
			return emulator.cpu.GetApu().SetVolume( channels, volume ); 
		} 
 
		Result Sound::SetSpeed(uint speed) throw() 
		{ 
			return emulator.cpu.GetApu().SetSpeed( speed ); 
		} 
 
		void Sound::SetAutoTranspose(bool enable) throw() 
		{ 
			emulator.cpu.GetApu().SetAutoTranspose( enable ); 
		} 
 
		void Sound::SetSpeaker(Speaker speaker) throw() 
		{ 
			return emulator.cpu.GetApu().EnableStereo( speaker == SPEAKER_STEREO ); 
		} 
 
		ulong Sound::GetSampleRate() const throw() 
		{ 
			return emulator.cpu.GetApu().GetSampleRate(); 
		} 
 
		uint Sound::GetSampleBits() const throw() 
		{ 
			return emulator.cpu.GetApu().GetSampleBits(); 
		} 
 
		uint Sound::GetVolume(uint channel) const throw() 
		{ 
			return emulator.cpu.GetApu().GetVolume( channel ); 
		} 
 
		uint Sound::GetSpeed() const throw() 
		{ 
			return emulator.cpu.GetApu().GetSpeed(); 
		} 
 
		bool Sound::IsAudible() const throw() 
		{ 
			return emulator.cpu.GetApu().IsAudible(); 
		} 
 
		bool Sound::IsAutoTransposing() const throw() 
		{ 
			return emulator.cpu.GetApu().IsAutoTransposing(); 
		} 
 
		Sound::Speaker Sound::GetSpeaker() const throw() 
		{ 
			return emulator.cpu.GetApu().InStereo() ? SPEAKER_STEREO : SPEAKER_MONO; 
		} 
 
		void Sound::EmptyBuffer() throw() 
		{ 
			return emulator.cpu.GetApu().ClearBuffers(); 
		} 
	} 
 
	#ifdef NST_MSVC_OPTIMIZE 
	#pragma optimize("", on) 
	#endif 
}