FIFE 2008.0
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00001 /*************************************************************************** 00002 * Copyright (C) 2005-2008 by the FIFE team * 00003 * http://www.fifengine.de * 00004 * This file is part of FIFE. * 00005 * * 00006 * FIFE is free software; you can redistribute it and/or * 00007 * modify it under the terms of the GNU Lesser General Public * 00008 * License as published by the Free Software Foundation; either * 00009 * version 2.1 of the License, or (at your option) any later version. * 00010 * * 00011 * This library is distributed in the hope that it will be useful, * 00012 * but WITHOUT ANY WARRANTY; without even the implied warranty of * 00013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * 00014 * Lesser General Public License for more details. * 00015 * * 00016 * You should have received a copy of the GNU Lesser General Public * 00017 * License along with this library; if not, write to the * 00018 * Free Software Foundation, Inc., * 00019 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA * 00020 ***************************************************************************/ 00021 00022 #ifndef FIFE_SOUNDMANAGER_H 00023 #define FIFE_SOUNDMANAGER_H 00024 00025 // Standard C++ library includes 00026 00027 // Platform specific includes 00028 00029 // 3rd party library includes 00030 00031 // FIFE includes 00032 // These includes are split up in two parts, separated by one empty line 00033 // First block: files included from the FIFE root src directory 00034 // Second block: files included from the same folder 00035 #include "fife_openal.h" 00036 00037 namespace FIFE { 00038 class SoundEmitter; 00039 class SoundClipPool; 00040 00041 class SoundManager { 00042 public: 00043 00044 SoundManager(SoundClipPool* pool); 00045 00046 ~SoundManager(); 00047 00050 void init(); 00051 00057 SoundEmitter* getEmitter(unsigned int emitterid) const; 00058 00061 SoundEmitter* createEmitter(); 00062 00065 void releaseEmitter(unsigned int emitterid); 00066 00069 ALCcontext* getContext() const { 00070 return m_context; 00071 } 00072 00077 void setVolume(float vol) { 00078 if (m_device == NULL) { 00079 m_volume = vol; 00080 } 00081 alListenerf(AL_GAIN, vol); 00082 } 00083 00086 float getVolume() const{ 00087 return m_volume; 00088 } 00089 00092 void mute() { 00093 alGetListenerf(AL_GAIN, &m_mutevol); 00094 alListenerf(AL_GAIN, 0); 00095 } 00096 00099 void unmute() { 00100 alListenerf(AL_GAIN, m_mutevol); 00101 } 00102 00105 void setListenerPosition(float x, float y, float z) { 00106 alListener3f(AL_POSITION, x, y, z); 00107 } 00108 00111 void setListenerOrientation(float x, float y, float z) { 00112 ALfloat vec[6] = { x, y, z, 0.0, 0.0, 1.0}; 00113 alListenerfv(AL_ORIENTATION, vec); 00114 } 00115 00118 void setListenerVelocity(float x, float y, float z); 00119 00122 bool isActive() const{ 00123 return m_device != NULL; 00124 } 00125 00126 private: 00127 00128 std::vector<SoundEmitter*> m_emittervec; // emitter-vector 00129 ALCcontext* m_context; // OpenAL context 00130 ALCdevice* m_device; // OpenAL device 00131 SoundClipPool* m_pool; 00132 float m_mutevol; // volume before mute() was called 00133 float m_volume; // volume to support setVolume-calls before initialization 00134 }; 00135 } 00136 #endif