Erwan

- Merge some linux and Windows code in JGE to improve maintenance

JGE/src/pc/JSfx.cpp

@@ -0,0 +1,207 @@
+//-------------------------------------------------------------------------------------
+//
+// JGE++ is a hardware accelerated 2D game SDK for PSP/Windows.
+//
+// Licensed under the BSD license, see LICENSE in JGE root for details.
+// 
+// Copyright (c) 2007 James Hui (a.k.a. Dr.Watson) <jhkhui@gmail.com>
+//
+//-------------------------------------------------------------------------------------
+
+#include "../../Dependencies/include/png.h"
+#include "../../Dependencies/include/fmod.h"
+
+#include "../../include/JSoundSystem.h"
+#include "../../include/JFileSystem.h"
+
+
+//////////////////////////////////////////////////////////////////////////
+JMusic::JMusic()
+{
+}
+
+void JMusic::Update(){
+
+}
+
+int JMusic::getPlayTime(){
+  return FSOUND_GetCurrentPosition(JSoundSystem::GetInstance()->mChannel)/44.1; //todo more generic, here it's only 44kHz
+}
+
+JMusic::~JMusic()
+{
+	JSoundSystem::GetInstance()->StopMusic(this);
+	//JSoundSystem::GetInstance()->FreeMusic(this);
+
+	if (mTrack)
+		FSOUND_Sample_Free(mTrack);
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+JSample::JSample()
+{
+
+}
+
+JSample::~JSample()
+{
+	//JSoundSystem::GetInstance()->FreeSample(this);
+	if (mSample)
+		FSOUND_Sample_Free(mSample);
+}
+
+
+//////////////////////////////////////////////////////////////////////////
+JSoundSystem* JSoundSystem::mInstance = NULL;
+
+
+JSoundSystem* JSoundSystem::GetInstance()
+{
+	if (mInstance == NULL)
+	{
+		mInstance = new JSoundSystem();
+		mInstance->InitSoundSystem();
+	}
+	
+	return mInstance;
+}
+
+
+void JSoundSystem::Destroy()
+{
+	if (mInstance)
+	{
+		mInstance->DestroySoundSystem();
+		delete mInstance;
+		mInstance = NULL;
+	}
+}
+
+
+JSoundSystem::JSoundSystem()
+{
+	mVolume = 0;
+  mSampleVolume = 0;
+  mChannel = FSOUND_FREE;
+}
+
+
+JSoundSystem::~JSoundSystem()
+{
+
+}
+
+
+void JSoundSystem::InitSoundSystem()
+{
+	FSOUND_Init(44100, 32, 0);
+}
+
+
+void JSoundSystem::DestroySoundSystem()
+{
+	FSOUND_Close();
+
+}
+
+
+JMusic *JSoundSystem::LoadMusic(const char *fileName)
+{
+	JMusic* music = new JMusic();
+	if (music)
+	{
+		JFileSystem* fileSystem = JFileSystem::GetInstance();
+		if (fileSystem->OpenFile(fileName))
+		{
+
+			int size = fileSystem->GetFileSize();
+			char *buffer = new char[size];
+			fileSystem->ReadFile(buffer, size);
+			music->mTrack = FSOUND_Sample_Load(FSOUND_UNMANAGED, buffer, FSOUND_LOADMEMORY, 0, size);
+				
+			delete[] buffer;
+			fileSystem->CloseFile();
+		}
+
+	}
+	
+	return music;
+}
+
+
+void JSoundSystem::PlayMusic(JMusic *music, bool looping)
+{
+	
+	if (music && music->mTrack)
+	{
+		mChannel = FSOUND_PlaySound(mChannel, music->mTrack);
+    SetMusicVolume(mVolume);
+
+		if (looping)
+			FSOUND_SetLoopMode(mChannel, FSOUND_LOOP_NORMAL);
+		else
+			FSOUND_SetLoopMode(mChannel, FSOUND_LOOP_OFF);
+		
+	}
+}
+
+
+void JSoundSystem::StopMusic(JMusic *music)
+{
+ 	FSOUND_StopSound(mChannel);
+}
+
+
+void JSoundSystem::SetVolume(int volume)
+{
+		SetMusicVolume(volume);
+    SetSfxVolume(volume);
+}
+
+void JSoundSystem::SetMusicVolume(int volume)
+{
+	if (mChannel != FSOUND_FREE) FSOUND_SetVolumeAbsolute(mChannel,volume * 2.55);	
+	mVolume = volume;
+}
+
+void JSoundSystem::SetSfxVolume(int volume){
+  //this sets the volume to all channels then reverts back the volume for music.. 
+  //that's a bit dirty but it works
+  FSOUND_SetVolumeAbsolute(FSOUND_ALL,volume * 2.55);
+  mSampleVolume = volume;
+  SetMusicVolume(mVolume);
+}
+
+JSample *JSoundSystem::LoadSample(const char *fileName)
+{
+	JSample* sample = new JSample();
+	if (sample)
+	{
+		JFileSystem* fileSystem = JFileSystem::GetInstance();
+		if (fileSystem->OpenFile(fileName))
+		{
+			int size = fileSystem->GetFileSize();
+			char *buffer = new char[size];
+			fileSystem->ReadFile(buffer, size);
+			sample->mSample = FSOUND_Sample_Load(FSOUND_UNMANAGED, buffer, FSOUND_LOADMEMORY, 0, size);
+			
+			delete[] buffer;
+			fileSystem->CloseFile();
+		}else
+      sample->mSample = NULL;
+		
+	}
+
+	return sample;
+}
+
+
+void JSoundSystem::PlaySample(JSample *sample)
+{
+  if (sample && sample->mSample){
+		int channel = FSOUND_PlaySound(FSOUND_FREE, sample->mSample);
+    FSOUND_SetVolumeAbsolute(channel,mSampleVolume * 2.55);
+  }
+}
+