nel/src/sound/driver/openal/ext_al.cpp

   1 // NeL - MMORPG Framework <http://dev.ryzom.com/projects/nel/>
   2 // Copyright (C) 2010  Winch Gate Property Limited
   3 //
   4 // This program is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU Affero General Public License as
   6 // published by the Free Software Foundation, either version 3 of the
   7 // License, or (at your option) any later version.
   8 //
   9 // This program is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU Affero General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU Affero General Public License
  15 // along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 #include "stdopenal.h"
  18 #include "ext_al.h"
  19
  20 extern "C"
  21 {
  22
  23 void alExtInit()
  24 {
  25         nldebug("AL: Initializing extensions");
  26
  27         if ((AlEnumerationExt = (alcIsExtensionPresent(NULL, "ALC_ENUMERATION_EXT") == AL_TRUE)) == true)
  28         {
  29                 // ...
  30         }
  31
  32         if ((AlEnumerateAllExt = (alcIsExtensionPresent(NULL, "ALC_ENUMERATE_ALL_EXT") == AL_TRUE)) == true)
  33         {
  34                 // ...
  35         }
  36 }
  37
  38 void alExtInitDevice(ALCdevice *device)
  39 {
  40         nldebug("AL: Initializing device extensions");
  41
  42 #if EAX_AVAILABLE
  43         // EAX
  44         if (AlExtEax = (alIsExtensionPresent("EAX") == AL_TRUE))
  45         {
  46                 eaxSet = (EAXSet)alGetProcAddress("EAXSet");
  47                 eaxGet = (EAXGet)alGetProcAddress("EAXGet");
  48                 if (!eaxSet || !eaxGet)
  49                 {
  50                         nlwarning("AL: EAX alGetProcAddress failed");
  51                         AlExtEax = false;
  52                 }
  53         }
  54 #endif
  55
  56         // EAX-RAM
  57         if ((AlExtXRam = ((alIsExtensionPresent("EAX-RAM") == AL_TRUE)
  58                 || (alIsExtensionPresent("EAX_RAM") == AL_TRUE))) == true)
  59         {
  60                 eaxSetBufferMode = (EAXSetBufferMode)alGetProcAddress("EAXSetBufferMode");
  61                 eaxGetBufferMode = (EAXGetBufferMode)alGetProcAddress("EAXGetBufferMode");
  62                 if (!eaxSetBufferMode || !eaxGetBufferMode)
  63                 {
  64                         nlwarning("AL: EAX-RAM alGetProcAddress failed");
  65                         AlExtXRam = false;
  66                 }
  67         }
  68
  69 #if !defined(AL_LIBTYPE_STATIC)
  70 // Windows and Mac OS always link to shared OpenAL library
  71 #if defined(NL_OS_WINDOWS) || defined(NL_OS_MAC) || !defined(NL_STATIC)
  72         // EFX
  73         if ((AlExtEfx = (alcIsExtensionPresent(device, "ALC_EXT_EFX") == ALC_TRUE)) == true)
  74         {
  75                 // effect objects
  76                 alGenEffects = (LPALGENEFXOBJECTS)alGetProcAddress("alGenEffects");
  77                 alDeleteEffects = (LPALDELETEEFXOBJECTS)alGetProcAddress("alDeleteEffects");
  78                 alIsEffect = (LPALISEFXOBJECT)alGetProcAddress("alIsEffect");
  79                 alEffecti = (LPALEFXOBJECTI)alGetProcAddress("alEffecti");
  80                 alEffectiv = (LPALEFXOBJECTIV)alGetProcAddress("alEffectiv");
  81                 alEffectf = (LPALEFXOBJECTF)alGetProcAddress("alEffectf");
  82                 alEffectfv = (LPALEFXOBJECTFV)alGetProcAddress("alEffectfv");
  83                 alGetEffecti = (LPALGETEFXOBJECTI)alGetProcAddress("alGetEffecti");
  84                 alGetEffectiv = (LPALGETEFXOBJECTIV)alGetProcAddress("alGetEffectiv");
  85                 alGetEffectf = (LPALGETEFXOBJECTF)alGetProcAddress("alGetEffectf");
  86                 alGetEffectfv = (LPALGETEFXOBJECTFV)alGetProcAddress("alGetEffectfv");
  87                 // effect objects
  88                 alGenFilters = (LPALGENEFXOBJECTS)alGetProcAddress("alGenFilters");
  89                 alDeleteFilters = (LPALDELETEEFXOBJECTS)alGetProcAddress("alDeleteFilters");
  90                 alIsFilter = (LPALISEFXOBJECT)alGetProcAddress("alIsFilter");
  91                 alFilteri = (LPALEFXOBJECTI)alGetProcAddress("alFilteri");
  92                 alFilteriv = (LPALEFXOBJECTIV)alGetProcAddress("alFilteriv");
  93                 alFilterf = (LPALEFXOBJECTF)alGetProcAddress("alFilterf");
  94                 alFilterfv = (LPALEFXOBJECTFV)alGetProcAddress("alFilterfv");
  95                 alGetFilteri = (LPALGETEFXOBJECTI)alGetProcAddress("alGetFilteri");
  96                 alGetFilteriv = (LPALGETEFXOBJECTIV)alGetProcAddress("alGetFilteriv");
  97                 alGetFilterf = (LPALGETEFXOBJECTF)alGetProcAddress("alGetFilterf");
  98                 alGetFilterfv = (LPALGETEFXOBJECTFV)alGetProcAddress("alGetFilterfv");
  99                 // submix objects
 100                 alGenAuxiliaryEffectSlots = (LPALGENEFXOBJECTS)alGetProcAddress("alGenAuxiliaryEffectSlots");
 101                 alDeleteAuxiliaryEffectSlots = (LPALDELETEEFXOBJECTS)alGetProcAddress("alDeleteAuxiliaryEffectSlots");
 102                 alIsAuxiliaryEffectSlot = (LPALISEFXOBJECT)alGetProcAddress("alIsAuxiliaryEffectSlot");
 103                 alAuxiliaryEffectSloti = (LPALEFXOBJECTI)alGetProcAddress("alAuxiliaryEffectSloti");
 104                 alAuxiliaryEffectSlotiv = (LPALEFXOBJECTIV)alGetProcAddress("alAuxiliaryEffectSlotiv");
 105                 alAuxiliaryEffectSlotf = (LPALEFXOBJECTF)alGetProcAddress("alAuxiliaryEffectSlotf");
 106                 alAuxiliaryEffectSlotfv = (LPALEFXOBJECTFV)alGetProcAddress("alAuxiliaryEffectSlotfv");
 107                 alGetAuxiliaryEffectSloti = (LPALGETEFXOBJECTI)alGetProcAddress("alGetAuxiliaryEffectSloti");
 108                 alGetAuxiliaryEffectSlotiv = (LPALGETEFXOBJECTIV)alGetProcAddress("alGetAuxiliaryEffectSlotiv");
 109                 alGetAuxiliaryEffectSlotf = (LPALGETEFXOBJECTF)alGetProcAddress("alGetAuxiliaryEffectSlotf");
 110                 alGetAuxiliaryEffectSlotfv = (LPALGETEFXOBJECTFV)alGetProcAddress("alGetFilterfv");
 111                 if (!alGenEffects || !alGenFilters || !alGenAuxiliaryEffectSlots)
 112                 {
 113                         nlwarning("AL: ALC_EXT_EFX alcGetProcAddress failed");
 114                         AlExtEfx = false;
 115                 }
 116         }
 117 #endif
 118 #endif
 119 }
 120
 121 #if EAX_AVAILABLE
 122 // EAX
 123 bool AlExtEax = false;
 124 EAXSet eaxSet = NULL;
 125 EAXGet eaxGet = NULL;
 126 #endif
 127
 128 // ALC_ENUMERATION_EXT
 129 bool AlEnumerationExt = false;
 130
 131 // ALC_ENUMERATE_ALL_EXT
 132 bool AlEnumerateAllExt = false;
 133
 134 // EAX-RAM
 135 bool AlExtXRam = false;
 136 EAXSetBufferMode eaxSetBufferMode = NULL;
 137 EAXGetBufferMode eaxGetBufferMode = NULL;
 138
 139 // ALC_EXT_EFX
 140 bool AlExtEfx = false;
 141 // effect objects
 142 #if !defined(AL_LIBTYPE_STATIC)
 143 #if defined(NL_OS_WINDOWS) || defined(NL_OS_MAC) || !defined(NL_STATIC)
 144 LPALGENEFXOBJECTS alGenEffects = NULL;
 145 LPALDELETEEFXOBJECTS alDeleteEffects = NULL;
 146 LPALISEFXOBJECT alIsEffect = NULL;
 147 LPALEFXOBJECTI alEffecti = NULL;
 148 LPALEFXOBJECTIV alEffectiv = NULL;
 149 LPALEFXOBJECTF alEffectf = NULL;
 150 LPALEFXOBJECTFV alEffectfv = NULL;
 151 LPALGETEFXOBJECTI alGetEffecti = NULL;
 152 LPALGETEFXOBJECTIV alGetEffectiv = NULL;
 153 LPALGETEFXOBJECTF alGetEffectf = NULL;
 154 LPALGETEFXOBJECTFV alGetEffectfv = NULL;
 155 // filter objects
 156 LPALGENEFXOBJECTS alGenFilters = NULL;
 157 LPALDELETEEFXOBJECTS alDeleteFilters = NULL;
 158 LPALISEFXOBJECT alIsFilter = NULL;
 159 LPALEFXOBJECTI alFilteri = NULL;
 160 LPALEFXOBJECTIV alFilteriv = NULL;
 161 LPALEFXOBJECTF alFilterf = NULL;
 162 LPALEFXOBJECTFV alFilterfv = NULL;
 163 LPALGETEFXOBJECTI alGetFilteri = NULL;
 164 LPALGETEFXOBJECTIV alGetFilteriv = NULL;
 165 LPALGETEFXOBJECTF alGetFilterf = NULL;
 166 LPALGETEFXOBJECTFV alGetFilterfv = NULL;
 167 // submix objects
 168 LPALGENEFXOBJECTS alGenAuxiliaryEffectSlots = NULL;
 169 LPALDELETEEFXOBJECTS alDeleteAuxiliaryEffectSlots = NULL;
 170 LPALISEFXOBJECT alIsAuxiliaryEffectSlot = NULL;
 171 LPALEFXOBJECTI alAuxiliaryEffectSloti = NULL;
 172 LPALEFXOBJECTIV alAuxiliaryEffectSlotiv = NULL;
 173 LPALEFXOBJECTF alAuxiliaryEffectSlotf = NULL;
 174 LPALEFXOBJECTFV alAuxiliaryEffectSlotfv = NULL;
 175 LPALGETEFXOBJECTI alGetAuxiliaryEffectSloti = NULL;
 176 LPALGETEFXOBJECTIV alGetAuxiliaryEffectSlotiv = NULL;
 177 LPALGETEFXOBJECTF alGetAuxiliaryEffectSlotf = NULL;
 178 LPALGETEFXOBJECTFV alGetAuxiliaryEffectSlotfv = NULL;
 179 #endif
 180 #endif
 181 }
 182
 183 /* end of file */