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 "SoundManager.h" |
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30 | |
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31 | #include <AL/alut.h> |
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32 | |
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33 | #include "util/Exception.h" |
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34 | #include "util/Math.h" |
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35 | #include "util/ScopeGuard.h" |
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36 | #include "core/GameMode.h" |
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37 | #include "core/ScopedSingletonManager.h" |
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38 | #include "CameraManager.h" |
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39 | #include "graphics/Camera.h" |
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40 | #include "SoundBase.h" |
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41 | |
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42 | namespace orxonox |
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43 | { |
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44 | SoundManager* SoundManager::singletonPtr_s = NULL; |
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45 | ManageScopedSingleton(SoundManager, ScopeID::Graphics, true); |
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46 | |
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47 | SoundManager::SoundManager() |
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48 | { |
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49 | if (!alutInitWithoutContext(NULL,NULL)) |
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50 | ThrowException(InitialisationFailed, "OpenAL ALUT error: " << alutGetErrorString(alutGetError())); |
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51 | Loki::ScopeGuard alutExitGuard = Loki::MakeGuard(&alutExit); |
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52 | |
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53 | COUT(3) << "OpenAL: Opening sound device..." << std::endl; |
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54 | this->device_ = alcOpenDevice(NULL); |
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55 | if (this->device_ == NULL) |
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56 | ThrowException(InitialisationFailed, "OpenAL error: Could not open sound device."); |
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57 | Loki::ScopeGuard closeDeviceGuard = Loki::MakeGuard(&alcCloseDevice, this->device_); |
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58 | |
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59 | COUT(3) << "OpenAL: Sound device opened" << std::endl; |
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60 | this->context_ = alcCreateContext(this->device_, NULL); |
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61 | if (this->context_ == NULL) |
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62 | ThrowException(InitialisationFailed, "OpenAL error: Could not create sound context"); |
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63 | Loki::ScopeGuard desroyContextGuard = Loki::MakeGuard(&alcDestroyContext, this->context_); |
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64 | |
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65 | if (alcMakeContextCurrent(this->context_) == AL_TRUE) |
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66 | COUT(3) << "OpenAL: Context " << this->context_ << " loaded" << std::endl; |
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67 | |
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68 | COUT(4) << "Sound: OpenAL ALUT version: " << alutGetMajorVersion() << "." << alutGetMinorVersion() << std::endl; |
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69 | |
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70 | const char* str = alutGetMIMETypes(ALUT_LOADER_BUFFER); |
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71 | if (str == NULL) |
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72 | COUT(2) << "OpenAL ALUT error: " << alutGetErrorString(alutGetError()) << std::endl; |
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73 | else |
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74 | COUT(4) << "OpenAL ALUT supported MIME types: " << str << std::endl; |
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75 | |
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76 | GameMode::setPlaysSound(true); |
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77 | // Disarm guards |
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78 | alutExitGuard.Dismiss(); |
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79 | closeDeviceGuard.Dismiss(); |
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80 | desroyContextGuard.Dismiss(); |
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81 | } |
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82 | |
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83 | SoundManager::~SoundManager() |
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84 | { |
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85 | GameMode::setPlaysSound(false); |
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86 | alcDestroyContext(this->context_); |
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87 | alcCloseDevice(this->device_); |
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88 | alutExit(); |
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89 | } |
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90 | |
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91 | /** |
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92 | * Add a SoundBase object to the list. Every SoundBase object should be in |
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93 | * this list. |
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94 | * |
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95 | * @param sound Pointer to the SoundBase object to add |
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96 | */ |
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97 | void SoundManager::addSound(SoundBase* sound) |
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98 | { |
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99 | this->soundlist_.push_back(sound); |
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100 | } |
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101 | |
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102 | /** |
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103 | * Remove a SoundBase object from the list and destroy it. |
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104 | */ |
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105 | void SoundManager::removeSound(SoundBase* sound) |
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106 | { |
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107 | std::list<SoundBase*>::iterator pos = this->soundlist_.end(); |
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108 | for(std::list<SoundBase*>::iterator i = this->soundlist_.begin(); i != this->soundlist_.end(); i++) |
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109 | { |
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110 | if((*i) == sound) |
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111 | pos = i; |
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112 | } |
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113 | |
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114 | delete (*pos); |
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115 | this->soundlist_.erase(pos); |
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116 | } |
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117 | |
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118 | /** |
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119 | * Tick function, updates listener and registred SoundBase objects |
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120 | * |
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121 | * @param dt @see Orxonox::Tickable |
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122 | */ |
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123 | void SoundManager::tick(float dt) |
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124 | { |
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125 | if (!CameraManager::getInstancePtr()) |
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126 | return; |
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127 | |
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128 | // update listener position |
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129 | Camera* camera = CameraManager::getInstance().getActiveCamera(); |
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130 | if(camera == NULL) return; |
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131 | Vector3 pos = camera->getPosition(); |
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132 | alListener3f(AL_POSITION, pos.x, pos.y, pos.z); |
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133 | ALenum error = alGetError(); |
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134 | if(error == AL_INVALID_VALUE) |
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135 | COUT(2) << "Sound: OpenAL: Invalid listener position" << std::endl; |
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136 | |
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137 | // update listener orientation |
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138 | const Quaternion& orient = camera->getOrientation(); |
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139 | Vector3 up = orient.xAxis(); // just a wild guess |
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140 | Vector3 at = orient.zAxis(); |
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141 | |
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142 | ALfloat orientation[6] = { at.x, at.y, at.z, |
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143 | up.x, up.y, up.z }; |
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144 | |
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145 | alListenerfv(AL_POSITION, orientation); |
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146 | error = alGetError(); |
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147 | if(error == AL_INVALID_VALUE) |
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148 | COUT(2) << "Sound: OpenAL: Invalid listener orientation" << std::endl; |
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149 | |
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150 | // update sounds |
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151 | for(std::list<SoundBase*>::iterator i = this->soundlist_.begin(); i != this->soundlist_.end(); i++) |
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152 | (*i)->update(); |
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153 | } |
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154 | |
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155 | /** |
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156 | * Check if sound is available |
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157 | */ |
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158 | bool SoundManager::isSoundAvailable() |
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159 | { |
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160 | return this->soundavailable_; |
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161 | } |
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162 | } |
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