[2899] | 1 | /* |
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| 2 | * ORXONOX - the hottest 3D action shooter ever to exist |
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| 3 | * > www.orxonox.net < |
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| 4 | * |
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| 5 | * |
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| 6 | * License notice: |
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| 7 | * |
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| 8 | * This program is free software; you can redistribute it and/or |
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| 9 | * modify it under the terms of the GNU General Public License |
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| 10 | * as published by the Free Software Foundation; either version 2 |
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| 11 | * of the License, or (at your option) any later version. |
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| 12 | * |
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| 13 | * This program is distributed in the hope that it will be useful, |
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| 14 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
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| 15 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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| 16 | * GNU General Public License for more details. |
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| 17 | * |
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| 18 | * You should have received a copy of the GNU General Public License |
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| 19 | * along with this program; if not, write to the Free Software |
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| 20 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
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| 21 | * |
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| 22 | * Author: |
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| 23 | * Erwin 'vaiursch' Herrsche |
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| 24 | * Co-authors: |
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| 25 | * ... |
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| 26 | * |
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| 27 | */ |
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| 28 | |
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| 29 | #include <OgreSceneNode.h> |
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| 30 | |
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| 31 | #include "orxonox/CameraManager.h" |
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[2930] | 32 | #include "orxonox/objects/worldentities/Camera.h" |
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| 33 | #include "util/Math.h" |
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[2899] | 34 | #include "SoundManager.h" |
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| 35 | |
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| 36 | namespace orxonox |
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| 37 | { |
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| 38 | /** |
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| 39 | * Static function to get the singleton instance of SoundManager. |
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| 40 | * |
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| 41 | * @return The singleton instance |
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| 42 | */ |
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| 43 | SoundManager* SoundManager::instance() |
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| 44 | { |
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| 45 | if(SoundManager::singleton_ == NULL) |
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| 46 | { |
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| 47 | SoundManager::singleton_ = new SoundManager(); |
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| 48 | } |
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| 49 | |
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| 50 | return SoundManager::singleton_; |
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| 51 | } |
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| 52 | |
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| 53 | /** |
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| 54 | * Default constructor |
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| 55 | */ |
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| 56 | SoundManager::SoundManager() |
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| 57 | { |
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| 58 | // OpenAL device and context creation |
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| 59 | this->device_ = alcOpenDevice(NULL); // we operate on the default sound device |
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| 60 | if(this->device_) |
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| 61 | COUT(2) << "OpenAL: Could not create sound device, there will be no sound!" << std::endl; |
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| 62 | |
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| 63 | this->context_ = alcCreateContext(this->device_, NULL); |
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| 64 | alcMakeContextCurrent(this->context_); |
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[2930] | 65 | ALenum error = alcGetError(this->device_); |
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[2899] | 66 | if(error != ALC_NO_ERROR) |
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| 67 | COUT(2) << "OpenAL: Could not create sound context." << std::endl; |
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| 68 | |
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| 69 | } |
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| 70 | |
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| 71 | /** |
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| 72 | * Add a SoundBase object to the list. Every SoundBase object should be in |
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| 73 | * this list. |
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| 74 | * |
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| 75 | * @param sound Pointer to the SoundBase object to add |
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| 76 | */ |
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| 77 | void SoundManager::addSound(SoundBase* sound) |
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| 78 | { |
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| 79 | this->soundlist_.push_back(sound); |
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| 80 | } |
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| 81 | |
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| 82 | /** |
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| 83 | * Remove a SoundBase object from the list and destroy it. |
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| 84 | */ |
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| 85 | void SoundManager::removeSound(SoundBase* sound) |
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| 86 | { |
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| 87 | std::list<SoundBase*>::iterator pos = this->soundlist_.end(); |
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| 88 | for(std::list<SoundBase*>::iterator i = this->soundlist_.begin(); i != this->soundlist_.end(); i++) |
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| 89 | { |
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| 90 | if((*i) == sound) |
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| 91 | pos = i; |
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| 92 | } |
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| 93 | |
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| 94 | delete (*pos); |
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| 95 | this->soundlist_.erase(pos); |
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| 96 | } |
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| 97 | |
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| 98 | /** |
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| 99 | * Tick function, updates listener and registred SoundBase objects |
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| 100 | * |
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| 101 | * @param dt @see Orxonox::Tickable |
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| 102 | */ |
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| 103 | void SoundManager::tick(float dt) |
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| 104 | { |
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| 105 | // update listener position |
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| 106 | Camera* camera = CameraManager::getInstance().getActiveCamera(); |
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| 107 | Vector3 pos = camera->getPosition(); |
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| 108 | alListener3f(AL_POSITION, pos.x, pos.y, pos.z); |
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| 109 | ALenum error = alGetError(); |
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| 110 | if(error != AL_INVALID_VALUE) |
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| 111 | COUT(2) << "OpenAL: Invalid listener position" << std::endl; |
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| 112 | |
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| 113 | // update listener orientation |
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| 114 | Quaternion orient = camera->getOrientation(); |
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| 115 | Vector3 up = orient.xAxis(); // just a wild guess |
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[2930] | 116 | Vector3 at = orient.zAxis(); |
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[2899] | 117 | |
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[2930] | 118 | ALfloat* orientation = { at.x, at.y, at.z, |
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| 119 | up.x, up.y, up.z }; |
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[2899] | 120 | |
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| 121 | alListenerfv(AL_POSITION, orientation); |
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| 122 | error = alGetError(); |
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| 123 | if(error == AL_INVALID_VALUE) |
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| 124 | COUT(2) << "OpenAL: Invalid listener orientation" << std::endl; |
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| 125 | |
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| 126 | // update sounds |
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| 127 | for(std::list<SoundBase*>::iterator i = this->soundlist_.begin(); i != this->soundlist_.end(); i++) |
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| 128 | (*i)->update(); |
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| 129 | } |
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| 130 | |
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[2930] | 131 | } |
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