X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=src%2Fsound_openal.cpp;h=d27526b55b5522877c8a0b5bfb8f52a663a14c66;hb=6bc4cad0eddd7a7cf593ca1471599e2d75727379;hp=f7bce6546d73d9ba1a371ec6684bf94b5084ed0f;hpb=1cac1de3b27c5c6a511bf86bd9cb1d763c5c7d5d;p=oweals%2Fminetest.git

diff --git a/src/sound_openal.cpp b/src/sound_openal.cpp
index f7bce6546..d27526b55 100644
--- a/src/sound_openal.cpp
+++ b/src/sound_openal.cpp
@@ -1,22 +1,22 @@
 /*
-Minetest-c55
-Copyright (C) 2012 celeron55, Perttu Ahola <celeron55@gmail.com>
+Minetest
+Copyright (C) 2013 celeron55, Perttu Ahola <celeron55@gmail.com>
 OpenAL support based on work by:
 Copyright (C) 2011 Sebastian 'Bahamada' Rühl
 Copyright (C) 2011 Cyriaque 'Cisoun' Skrapits <cysoun@gmail.com>
 Copyright (C) 2011 Giuseppe Bilotta <giuseppe.bilotta@gmail.com>
 
 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; either version 2 of the License, or
+it under the terms of the GNU Lesser General Public License as published by
+the Free Software Foundation; either version 2.1 of the License, or
 (at your option) any later version.
 
 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 for more details.
+GNU Lesser General Public License for more details.
 
-You should have received a copy of the GNU General Public License along
+You should have received a copy of the GNU Lesser General Public License along
 with this program; ifnot, write to the Free Software Foundation, Inc.,
 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
@@ -30,7 +30,7 @@ with this program; ifnot, write to the Free Software Foundation, Inc.,
 #elif defined(__APPLE__)
 	#include <OpenAL/al.h>
 	#include <OpenAL/alc.h>
-	#include <OpenAL/alext.h>
+	//#include <OpenAL/alext.h>
 #else
 	#include <AL/al.h>
 	#include <AL/alc.h>
@@ -38,9 +38,13 @@ with this program; ifnot, write to the Free Software Foundation, Inc.,
 #endif
 #include <vorbis/vorbisfile.h>
 #include "log.h"
+#include "filesys.h"
+#include "util/numeric.h" // myrand()
+#include "debug.h" // assert()
+#include "porting.h"
 #include <map>
 #include <vector>
-#include "utility.h" // myrand()
+#include <fstream>
 
 #define BUFFER_SIZE 30000
 
@@ -115,9 +119,14 @@ SoundBuffer* loadOggFile(const std::string &filepath)
 	char array[BUFFER_SIZE]; // Local fixed size array
 	vorbis_info *pInfo;
 	OggVorbis_File oggFile;
-
+	
+	// Do a dumb-ass static string copy for old versions of ov_fopen
+	// because they expect a non-const char*
+	char nonconst[10000];
+	snprintf(nonconst, 10000, "%s", filepath.c_str());
 	// Try opening the given file
-	if(ov_fopen(filepath.c_str(), &oggFile) != 0)
+	//if(ov_fopen(filepath.c_str(), &oggFile) != 0)
+	if(ov_fopen(nonconst, &oggFile) != 0)
 	{
 		infostream<<"Audio: Error opening "<<filepath<<" for decoding"<<std::endl;
 		return NULL;
@@ -192,12 +201,14 @@ private:
 	std::map<int, PlayingSound*> m_sounds_playing;
 	v3f m_listener_pos;
 public:
+	bool m_is_initialized;
 	OpenALSoundManager(OnDemandSoundFetcher *fetcher):
 		m_fetcher(fetcher),
 		m_device(NULL),
 		m_context(NULL),
 		m_can_vorbis(false),
-		m_next_id(1)
+		m_next_id(1),
+		m_is_initialized(false)
 	{
 		ALCenum error = ALC_NO_ERROR;
 		
@@ -246,6 +257,8 @@ public:
 		infostream<<"Audio: Initialized: OpenAL "<<alGetString(AL_VERSION)
 				<<", using "<<alcGetString(m_device, ALC_DEVICE_SPECIFIER)
 				<<std::endl;
+
+		m_is_initialized = true;
 	}
 
 	~OpenALSoundManager()
@@ -258,6 +271,16 @@ public:
 		m_context = NULL;
 		alcCloseDevice(m_device);
 		m_device = NULL;
+
+		for (std::map<std::string, std::vector<SoundBuffer*> >::iterator i = m_buffers.begin();
+				i != m_buffers.end(); i++) {
+			for (std::vector<SoundBuffer*>::iterator iter = (*i).second.begin();
+					iter != (*i).second.end(); iter++) {
+				delete *iter;
+			}
+			(*i).second.clear();
+		}
+		m_buffers.clear();
 		infostream<<"Audio: Deinitialized."<<std::endl;
 	}
 	
@@ -368,7 +391,7 @@ public:
 	}
 
 	/* If buffer does not exist, consult the fetcher */
-	SoundBuffer* getFetchBuffer(const std::string name)
+	SoundBuffer* getFetchBuffer(const std::string &name)
 	{
 		SoundBuffer *buf = getBuffer(name);
 		if(buf)
@@ -434,9 +457,18 @@ public:
 	bool loadSoundData(const std::string &name,
 			const std::string &filedata)
 	{
-		errorstream<<"OpenALSoundManager: Loading from filedata not"
-				" implemented"<<std::endl;
-		return false;
+		// The vorbis API sucks; just write it to a file and use vorbisfile
+		// TODO: Actually load it directly from memory
+		std::string basepath = porting::path_user + DIR_DELIM + "cache" +
+				DIR_DELIM + "tmp";
+		std::string path = basepath + DIR_DELIM + "tmp.ogg";
+		verbosestream<<"OpenALSoundManager::loadSoundData(): Writing "
+				<<"temporary file to ["<<path<<"]"<<std::endl;
+		fs::CreateAllDirs(basepath);
+		std::ofstream of(path.c_str(), std::ios::binary);
+		of.write(filedata.c_str(), filedata.size());
+		of.close();
+		return loadSoundFile(name, path);
 	}
 
 	void updateListener(v3f pos, v3f vel, v3f at, v3f up)
@@ -446,10 +478,15 @@ public:
 		alListener3f(AL_VELOCITY, vel.X, vel.Y, vel.Z);
 		ALfloat f[6];
 		f3_set(f, at);
-		f3_set(f+3, up);
+		f3_set(f+3, -up);
 		alListenerfv(AL_ORIENTATION, f);
 		warn_if_error(alGetError(), "updateListener");
 	}
+	
+	void setListenerGain(float gain)
+	{
+		alListenerf(AL_GAIN, gain);
+	}
 
 	int playSound(const std::string &name, bool loop, float volume)
 	{
@@ -504,6 +541,10 @@ public:
 
 ISoundManager *createOpenALSoundManager(OnDemandSoundFetcher *fetcher)
 {
-	return new OpenALSoundManager(fetcher);
+	OpenALSoundManager *m = new OpenALSoundManager(fetcher);
+	if(m->m_is_initialized)
+		return m;
+	delete m;
+	return NULL;
 };