diff options
Diffstat (limited to 'Alc')
| -rw-r--r-- | Alc/ALc.c | 188 |
1 files changed, 93 insertions, 95 deletions
@@ -1121,121 +1121,119 @@ ALCAPI ALCenum ALCAPIENTRY alcGetEnumValue(ALCdevice *device, const ALCchar *enu */ ALCAPI ALCcontext* ALCAPIENTRY alcCreateContext(ALCdevice *device, const ALCint *attrList) { - ALCcontext *ALContext = NULL; - ALuint ulAttributeIndex, ulRequestedStereoSources; - ALuint RequestedSends; + ALuint ulAttributeIndex, ulRequestedStereoSources; + ALuint RequestedSends; + ALCcontext *ALContext; + + SuspendContext(NULL); + + if(!IsDevice(device) || device->IsCaptureDevice || !device->Connected) + { + SetALCError(ALC_INVALID_DEVICE); + ProcessContext(NULL); + return NULL; + } - if(IsDevice(device) && !device->IsCaptureDevice && device->Connected) + // Reset Context Last Error code + g_eLastContextError = ALC_NO_ERROR; + + // Current implementation only allows one Context per Device + if(device->Context) { - // Reset Context Last Error code - g_eLastContextError = ALC_NO_ERROR; + SetALCError(ALC_INVALID_VALUE); + ProcessContext(NULL); + return NULL; + } - // Current implementation only allows one Context per Device - if(!device->Context) + // Check for attributes + if(attrList) + { + ALCint level = device->Bs2bLevel; + ALCuint freq = device->Frequency; + ALCint numMono = device->lNumMonoSources; + ALCint numStereo = device->lNumStereoSources; + ALCuint numSends = device->NumAuxSends; + + ulAttributeIndex = 0; + while(attrList[ulAttributeIndex]) { - ALContext = calloc(1, sizeof(ALCcontext)); - if(!ALContext) + if(attrList[ulAttributeIndex] == ALC_FREQUENCY) { - SetALCError(ALC_OUT_OF_MEMORY); - return NULL; + freq = attrList[ulAttributeIndex + 1]; + if(freq == 0) + freq = device->Frequency; } - SuspendContext(NULL); - - ALContext->Device = device; - InitContext(ALContext); - - device->Context = ALContext; - - ALContext->next = g_pContextList; - g_pContextList = ALContext; - g_ulContextCount++; - - // Check for attributes - if (attrList) + if(attrList[ulAttributeIndex] == ALC_STEREO_SOURCES) { - ALCint level = device->Bs2bLevel; - ALCuint freq = device->Frequency; - ALCint numMono = device->lNumMonoSources; - ALCint numStereo = device->lNumStereoSources; - ALCuint numSends = device->NumAuxSends; - - ulAttributeIndex = 0; - while ((ulAttributeIndex < 10) && (attrList[ulAttributeIndex])) - { - if(attrList[ulAttributeIndex] == ALC_FREQUENCY) - { - freq = attrList[ulAttributeIndex + 1]; - if(freq == 0) - freq = device->Frequency; - } - - if(attrList[ulAttributeIndex] == ALC_STEREO_SOURCES) - { - ulRequestedStereoSources = attrList[ulAttributeIndex + 1]; - - if (ulRequestedStereoSources > device->MaxNoOfSources) - ulRequestedStereoSources = device->MaxNoOfSources; - - numStereo = ulRequestedStereoSources; - numMono = device->MaxNoOfSources - numStereo; - } - - if(attrList[ulAttributeIndex] == ALC_MAX_AUXILIARY_SENDS) - { - RequestedSends = attrList[ulAttributeIndex + 1]; + ulRequestedStereoSources = attrList[ulAttributeIndex + 1]; + if(ulRequestedStereoSources > device->MaxNoOfSources) + ulRequestedStereoSources = device->MaxNoOfSources; - if(RequestedSends > MAX_SENDS) - RequestedSends = MAX_SENDS; - - numSends = RequestedSends; - } - - ulAttributeIndex += 2; - } - - device->Bs2bLevel = GetConfigValueInt(NULL, "cf_level", level); - device->Frequency = GetConfigValueInt(NULL, "frequency", freq); - device->lNumMonoSources = numMono; - device->lNumStereoSources = numStereo; - device->NumAuxSends = GetConfigValueInt(NULL, "sends", numSends); + numStereo = ulRequestedStereoSources; + numMono = device->MaxNoOfSources - numStereo; } - if(ALCdevice_ResetPlayback(device) == ALC_FALSE) + if(attrList[ulAttributeIndex] == ALC_MAX_AUXILIARY_SENDS) { - alcDestroyContext(ALContext); - ALContext = NULL; - SetALCError(ALC_INVALID_VALUE); - } - - ALContext->Frequency = device->Frequency; + RequestedSends = attrList[ulAttributeIndex + 1]; + if(RequestedSends > MAX_SENDS) + RequestedSends = MAX_SENDS; - if(device->Bs2bLevel > 0 && device->Bs2bLevel <= 6) - { - if(!device->Bs2b) - { - device->Bs2b = calloc(1, sizeof(*device->Bs2b)); - bs2b_clear(device->Bs2b); - } - bs2b_set_srate(device->Bs2b, device->Frequency); - bs2b_set_level(device->Bs2b, device->Bs2bLevel); - } - else - { - free(device->Bs2b); - device->Bs2b = NULL; + numSends = RequestedSends; } - ProcessContext(NULL); + ulAttributeIndex += 2; } - else + + device->Bs2bLevel = GetConfigValueInt(NULL, "cf_level", level); + device->Frequency = GetConfigValueInt(NULL, "frequency", freq); + device->lNumMonoSources = numMono; + device->lNumStereoSources = numStereo; + device->NumAuxSends = GetConfigValueInt(NULL, "sends", numSends); + } + + if(ALCdevice_ResetPlayback(device) == ALC_FALSE) + { + SetALCError(ALC_INVALID_VALUE); + ProcessContext(NULL); + return NULL; + } + + if(device->Bs2bLevel > 0 && device->Bs2bLevel <= 6) + { + if(!device->Bs2b) { - SetALCError(ALC_INVALID_VALUE); - ALContext = NULL; + device->Bs2b = calloc(1, sizeof(*device->Bs2b)); + bs2b_clear(device->Bs2b); } + bs2b_set_srate(device->Bs2b, device->Frequency); + bs2b_set_level(device->Bs2b, device->Bs2bLevel); } else - SetALCError(ALC_INVALID_DEVICE); + { + free(device->Bs2b); + device->Bs2b = NULL; + } + + ALContext = calloc(1, sizeof(ALCcontext)); + if(!ALContext) + { + SetALCError(ALC_OUT_OF_MEMORY); + ProcessContext(NULL); + return NULL; + } + + ALContext->Device = device; + InitContext(ALContext); + + device->Context = ALContext; + + ALContext->next = g_pContextList; + g_pContextList = ALContext; + g_ulContextCount++; + + ProcessContext(NULL); return ALContext; } |