router/router.h

   1 #ifndef ROUTER_ROUTER_H
   2 #define ROUTER_ROUTER_H
   3
   4 #define WIN32_LEAN_AND_MEAN
   5 #include <windows.h>
   6 #include <winnt.h>
   7
   8 #include <stdio.h>
   9
  10 #include <vector>
  11 #include <string>
  12 #include <atomic>
  13 #include <mutex>
  14
  15 #include "AL/alc.h"
  16 #include "AL/al.h"
  17 #include "AL/alext.h"
  18
  19
  20 #define MAKE_ALC_VER(major, minor) (((major)<<8) | (minor))
  21
  22 struct DriverIface {
  23     std::wstring Name;
  24     HMODULE Module{nullptr};
  25     int ALCVer{0};
  26
  27     LPALCCREATECONTEXT alcCreateContext{nullptr};
  28     LPALCMAKECONTEXTCURRENT alcMakeContextCurrent{nullptr};
  29     LPALCPROCESSCONTEXT alcProcessContext{nullptr};
  30     LPALCSUSPENDCONTEXT alcSuspendContext{nullptr};
  31     LPALCDESTROYCONTEXT alcDestroyContext{nullptr};
  32     LPALCGETCURRENTCONTEXT alcGetCurrentContext{nullptr};
  33     LPALCGETCONTEXTSDEVICE alcGetContextsDevice{nullptr};
  34     LPALCOPENDEVICE alcOpenDevice{nullptr};
  35     LPALCCLOSEDEVICE alcCloseDevice{nullptr};
  36     LPALCGETERROR alcGetError{nullptr};
  37     LPALCISEXTENSIONPRESENT alcIsExtensionPresent{nullptr};
  38     LPALCGETPROCADDRESS alcGetProcAddress{nullptr};
  39     LPALCGETENUMVALUE alcGetEnumValue{nullptr};
  40     LPALCGETSTRING alcGetString{nullptr};
  41     LPALCGETINTEGERV alcGetIntegerv{nullptr};
  42     LPALCCAPTUREOPENDEVICE alcCaptureOpenDevice{nullptr};
  43     LPALCCAPTURECLOSEDEVICE alcCaptureCloseDevice{nullptr};
  44     LPALCCAPTURESTART alcCaptureStart{nullptr};
  45     LPALCCAPTURESTOP alcCaptureStop{nullptr};
  46     LPALCCAPTURESAMPLES alcCaptureSamples{nullptr};
  47
  48     PFNALCSETTHREADCONTEXTPROC alcSetThreadContext{nullptr};
  49     PFNALCGETTHREADCONTEXTPROC alcGetThreadContext{nullptr};
  50
  51     LPALENABLE alEnable{nullptr};
  52     LPALDISABLE alDisable{nullptr};
  53     LPALISENABLED alIsEnabled{nullptr};
  54     LPALGETSTRING alGetString{nullptr};
  55     LPALGETBOOLEANV alGetBooleanv{nullptr};
  56     LPALGETINTEGERV alGetIntegerv{nullptr};
  57     LPALGETFLOATV alGetFloatv{nullptr};
  58     LPALGETDOUBLEV alGetDoublev{nullptr};
  59     LPALGETBOOLEAN alGetBoolean{nullptr};
  60     LPALGETINTEGER alGetInteger{nullptr};
  61     LPALGETFLOAT alGetFloat{nullptr};
  62     LPALGETDOUBLE alGetDouble{nullptr};
  63     LPALGETERROR alGetError{nullptr};
  64     LPALISEXTENSIONPRESENT alIsExtensionPresent{nullptr};
  65     LPALGETPROCADDRESS alGetProcAddress{nullptr};
  66     LPALGETENUMVALUE alGetEnumValue{nullptr};
  67     LPALLISTENERF alListenerf{nullptr};
  68     LPALLISTENER3F alListener3f{nullptr};
  69     LPALLISTENERFV alListenerfv{nullptr};
  70     LPALLISTENERI alListeneri{nullptr};
  71     LPALLISTENER3I alListener3i{nullptr};
  72     LPALLISTENERIV alListeneriv{nullptr};
  73     LPALGETLISTENERF alGetListenerf{nullptr};
  74     LPALGETLISTENER3F alGetListener3f{nullptr};
  75     LPALGETLISTENERFV alGetListenerfv{nullptr};
  76     LPALGETLISTENERI alGetListeneri{nullptr};
  77     LPALGETLISTENER3I alGetListener3i{nullptr};
  78     LPALGETLISTENERIV alGetListeneriv{nullptr};
  79     LPALGENSOURCES alGenSources{nullptr};
  80     LPALDELETESOURCES alDeleteSources{nullptr};
  81     LPALISSOURCE alIsSource{nullptr};
  82     LPALSOURCEF alSourcef{nullptr};
  83     LPALSOURCE3F alSource3f{nullptr};
  84     LPALSOURCEFV alSourcefv{nullptr};
  85     LPALSOURCEI alSourcei{nullptr};
  86     LPALSOURCE3I alSource3i{nullptr};
  87     LPALSOURCEIV alSourceiv{nullptr};
  88     LPALGETSOURCEF alGetSourcef{nullptr};
  89     LPALGETSOURCE3F alGetSource3f{nullptr};
  90     LPALGETSOURCEFV alGetSourcefv{nullptr};
  91     LPALGETSOURCEI alGetSourcei{nullptr};
  92     LPALGETSOURCE3I alGetSource3i{nullptr};
  93     LPALGETSOURCEIV alGetSourceiv{nullptr};
  94     LPALSOURCEPLAYV alSourcePlayv{nullptr};
  95     LPALSOURCESTOPV alSourceStopv{nullptr};
  96     LPALSOURCEREWINDV alSourceRewindv{nullptr};
  97     LPALSOURCEPAUSEV alSourcePausev{nullptr};
  98     LPALSOURCEPLAY alSourcePlay{nullptr};
  99     LPALSOURCESTOP alSourceStop{nullptr};
 100     LPALSOURCEREWIND alSourceRewind{nullptr};
 101     LPALSOURCEPAUSE alSourcePause{nullptr};
 102     LPALSOURCEQUEUEBUFFERS alSourceQueueBuffers{nullptr};
 103     LPALSOURCEUNQUEUEBUFFERS alSourceUnqueueBuffers{nullptr};
 104     LPALGENBUFFERS alGenBuffers{nullptr};
 105     LPALDELETEBUFFERS alDeleteBuffers{nullptr};
 106     LPALISBUFFER alIsBuffer{nullptr};
 107     LPALBUFFERF alBufferf{nullptr};
 108     LPALBUFFER3F alBuffer3f{nullptr};
 109     LPALBUFFERFV alBufferfv{nullptr};
 110     LPALBUFFERI alBufferi{nullptr};
 111     LPALBUFFER3I alBuffer3i{nullptr};
 112     LPALBUFFERIV alBufferiv{nullptr};
 113     LPALGETBUFFERF alGetBufferf{nullptr};
 114     LPALGETBUFFER3F alGetBuffer3f{nullptr};
 115     LPALGETBUFFERFV alGetBufferfv{nullptr};
 116     LPALGETBUFFERI alGetBufferi{nullptr};
 117     LPALGETBUFFER3I alGetBuffer3i{nullptr};
 118     LPALGETBUFFERIV alGetBufferiv{nullptr};
 119     LPALBUFFERDATA alBufferData{nullptr};
 120     LPALDOPPLERFACTOR alDopplerFactor{nullptr};
 121     LPALDOPPLERVELOCITY alDopplerVelocity{nullptr};
 122     LPALSPEEDOFSOUND alSpeedOfSound{nullptr};
 123     LPALDISTANCEMODEL alDistanceModel{nullptr};
 124
 125     DriverIface(std::wstring name, HMODULE mod)
 126       : Name(std::move(name)), Module(mod)
 127     { }
 128     ~DriverIface()
 129     {
 130         if(Module)
 131             FreeLibrary(Module);
 132         Module = nullptr;
 133     }
 134 };
 135
 136 extern std::vector<DriverIface> DriverList;
 137
 138 extern thread_local DriverIface *ThreadCtxDriver;
 139 extern std::atomic<DriverIface*> CurrentCtxDriver;
 140
 141
 142 class PtrIntMap {
 143     ALvoid **mKeys{nullptr};
 144     /* Shares memory with keys. */
 145     ALint *mValues{nullptr};
 146
 147     ALsizei mSize{0};
 148     ALsizei mCapacity{0};
 149     std::mutex mLock;
 150
 151 public:
 152     PtrIntMap() = default;
 153     ~PtrIntMap();
 154
 155     ALenum insert(ALvoid *key, ALint value);
 156     ALint removeByKey(ALvoid *key);
 157     ALint lookupByKey(ALvoid *key);
 158 };
 159
 160
 161 enum LogLevel {
 162     LogLevel_None  = 0,
 163     LogLevel_Error = 1,
 164     LogLevel_Warn  = 2,
 165     LogLevel_Trace = 3,
 166 };
 167 extern enum LogLevel LogLevel;
 168 extern FILE *LogFile;
 169
 170 #define TRACE(...) do {                                   \
 171     if(LogLevel >= LogLevel_Trace)                        \
 172     {                                                     \
 173         fprintf(LogFile, "AL Router (II): " __VA_ARGS__); \
 174         fflush(LogFile);                                  \
 175     }                                                     \
 176 } while(0)
 177 #define WARN(...) do {                                    \
 178     if(LogLevel >= LogLevel_Warn)                         \
 179     {                                                     \
 180         fprintf(LogFile, "AL Router (WW): " __VA_ARGS__); \
 181         fflush(LogFile);                                  \
 182     }                                                     \
 183 } while(0)
 184 #define ERR(...) do {                                     \
 185     if(LogLevel >= LogLevel_Error)                        \
 186     {                                                     \
 187         fprintf(LogFile, "AL Router (EE): " __VA_ARGS__); \
 188         fflush(LogFile);                                  \
 189     }                                                     \
 190 } while(0)
 191
 192 #endif /* ROUTER_ROUTER_H */