mirror of
https://github.com/blendogames/quadrilateralcowboy.git
synced 2024-11-21 19:51:04 +00:00
448 lines
15 KiB
C++
448 lines
15 KiB
C++
/*
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===========================================================================
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Doom 3 GPL Source Code
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Copyright (C) 1999-2011 id Software LLC, a ZeniMax Media company.
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This file is part of the Doom 3 GPL Source Code (?Doom 3 Source Code?).
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Doom 3 Source Code is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Doom 3 Source Code is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Doom 3 Source Code. If not, see <http://www.gnu.org/licenses/>.
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In addition, the Doom 3 Source Code is also subject to certain additional terms. You should have received a copy of these additional terms immediately following the terms and conditions of the GNU General Public License which accompanied the Doom 3 Source Code. If not, please request a copy in writing from id Software at the address below.
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If you have questions concerning this license or the applicable additional terms, you may contact in writing id Software LLC, c/o ZeniMax Media Inc., Suite 120, Rockville, Maryland 20850 USA.
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===========================================================================
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*/
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#include "../../idlib/precompiled.h"
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#include "../../sound/snd_local.h"
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#include <Carbon/Carbon.h>
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#include <CoreAudio/CoreAudio.h>
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idCVar s_device( "s_device", "-1", CVAR_SYSTEM | CVAR_ARCHIVE | CVAR_INTEGER, "Sound device to use. -1 for default device" );
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class idAudioHardwareOSX : public idAudioHardware {
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public:
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idAudioHardwareOSX();
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~idAudioHardwareOSX();
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bool Initialize( );
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// OSX driver doesn't support memory map API
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bool Lock( void **pDSLockedBuffer, ulong *dwDSLockedBufferSize ) { return false; }
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bool Unlock( void *pDSLockedBuffer, dword dwDSLockedBufferSize ) { return false; }
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bool GetCurrentPosition( ulong *pdwCurrentWriteCursor ) { return false; }
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int GetMixBufferSize( void ) { return 0; }
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int GetNumberOfSpeakers( void );
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// OSX driver doesn't support write API
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bool Flush( void ) { return false; }
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void Write( bool ) { }
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short* GetMixBuffer( void ) { return NULL; }
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private:
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AudioDeviceID selectedDevice;
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bool activeIOProc;
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void Reset( void );
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void InitFailed( void );
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const char* ExtractStatus( OSStatus status );
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void GetAvailableNominalSampleRates( void );
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// AudioDevicePropertyListenerProc
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static OSStatus DeviceListener( AudioDeviceID inDevice,
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UInt32 inChannel,
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Boolean isInput,
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AudioDevicePropertyID inPropertyID,
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void* inClientData );
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// AudioDeviceIOProc
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static OSStatus DeviceIOProc( AudioDeviceID inDevice,
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const AudioTimeStamp* inNow,
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const AudioBufferList* inInputData,
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const AudioTimeStamp* inInputTime,
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AudioBufferList* outOutputData,
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const AudioTimeStamp* inOutputTime,
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void* inClientData );
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};
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/*
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==========
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iAudioHardware::Alloc
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==========
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*/
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idAudioHardware *idAudioHardware::Alloc() { return new idAudioHardwareOSX; }
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/*
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==========
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idAudioHardware::~idAudioHardware
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==========
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*/
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idAudioHardware::~idAudioHardware() { }
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/*
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==========
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idAudioHardwareOSX::idAudioHardwareOSX
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==========
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*/
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idAudioHardwareOSX::idAudioHardwareOSX() {
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selectedDevice = kAudioDeviceUnknown;
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activeIOProc = false;
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}
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/*
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==========
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idAudioHardwareOSX::~idAudioHardwareOSX
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==========
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*/
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idAudioHardwareOSX::~idAudioHardwareOSX() {
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Reset();
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}
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/*
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==========
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idAudioHardwareOSX::Reset
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==========
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*/
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void idAudioHardwareOSX::Reset() {
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OSStatus status;
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if ( activeIOProc ) {
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status = AudioDeviceStop( selectedDevice, DeviceIOProc );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "idAudioHardwareOSX::Reset: AudioDeviceStop failed. status: %s", ExtractStatus( status ) );
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}
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status = AudioDeviceRemoveIOProc( selectedDevice, DeviceIOProc );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "idAudioHardwareOSX::Reset: AudioDeviceRemoveIOProc failed. status %s\n", ExtractStatus( status ) );
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}
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activeIOProc = false;
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}
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selectedDevice = kAudioDeviceUnknown;
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AudioHardwareUnload();
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}
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/*
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=================
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idAudioHardwareOSX::InitFailed
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=================
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*/
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void idAudioHardwareOSX::InitFailed() {
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Reset();
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cvarSystem->SetCVarBool( "s_noSound", true );
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common->Warning( "sound subsystem disabled" );
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common->Printf( "------------------------------------------------\n" );
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}
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/*
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==========
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idAudioHardwareOSX::DeviceListener
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==========
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*/
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OSStatus idAudioHardwareOSX::DeviceListener( AudioDeviceID inDevice,
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UInt32 inChannel,
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Boolean isInput,
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AudioDevicePropertyID inPropertyID,
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void* inClientData) {
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common->Printf( "DeviceListener\n" );
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return kAudioHardwareNoError;
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}
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/*
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==========
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idAudioHardwareOSX::DeviceIOProc
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==========
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*/
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OSStatus idAudioHardwareOSX::DeviceIOProc( AudioDeviceID inDevice,
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const AudioTimeStamp* inNow,
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const AudioBufferList* inInputData,
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const AudioTimeStamp* inInputTime,
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AudioBufferList* outOutputData,
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const AudioTimeStamp* inOutputTime,
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void* inClientData ) {
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// setup similar to async thread
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Sys_EnterCriticalSection();
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soundSystem->AsyncMix( (int)inOutputTime->mSampleTime, (float*)outOutputData->mBuffers[ 0 ].mData );
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Sys_LeaveCriticalSection();
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// doom mixes sound to -32768.0f 32768.0f range, scale down to -1.0f 1.0f
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SIMDProcessor->Mul( (Float32*)outOutputData->mBuffers[ 0 ].mData, 1.0f / 32768.0f, (Float32*)outOutputData->mBuffers[ 0 ].mData, MIXBUFFER_SAMPLES * 2 );
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return kAudioHardwareNoError;
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}
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/*
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==========
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idAudioHardwareOSX::ExtractStatus
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==========
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*/
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const char* idAudioHardwareOSX::ExtractStatus( OSStatus status ) {
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static char buf[ sizeof( OSStatus ) + 1 ];
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strncpy( buf, (const char *)&status, sizeof( OSStatus ) );
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buf[ sizeof( OSStatus ) ] = '\0';
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return buf;
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}
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/*
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==========
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idAudioHardwareOSX::Initialize
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==========
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*/
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bool idAudioHardwareOSX::Initialize( ) {
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UInt32 size;
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OSStatus status;
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int i, deviceCount;
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AudioDeviceID *deviceList;
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char buf[ 1024 ];
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status = AudioHardwareGetPropertyInfo( kAudioHardwarePropertyDevices, &size, NULL );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioHardwareGetPropertyInfo kAudioHardwarePropertyDevices failed. status: %s", ExtractStatus( status ) );
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InitFailed();
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return false;
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}
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deviceCount = size / sizeof( AudioDeviceID );
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if ( !deviceCount ) {
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common->Printf( "No sound device found\n" );
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InitFailed();
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return false;
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}
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deviceList = (AudioDeviceID*)malloc( size );
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status = AudioHardwareGetProperty( kAudioHardwarePropertyDevices, &size, deviceList );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioHardwareGetProperty kAudioHardwarePropertyDevices failed. status: %s", ExtractStatus( status ) );
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free( deviceList );
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InitFailed();
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return false;
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}
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common->Printf( "%d sound device(s)\n", deviceCount );
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for( i = 0; i < deviceCount; i++ ) {
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size = 1024;
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status = AudioDeviceGetProperty( deviceList[ i ], 0, false, kAudioDevicePropertyDeviceName, &size, buf );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceGetProperty kAudioDevicePropertyDeviceName %d failed. status: %s", i, ExtractStatus( status ) );
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free( deviceList );
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InitFailed();
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return false;
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}
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common->Printf( " %d: ID %d, %s - ", i, deviceList[ i ], buf );
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size = 1024;
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status = AudioDeviceGetProperty( deviceList[ i ], 0, false, kAudioDevicePropertyDeviceManufacturer, &size, buf );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceGetProperty kAudioDevicePropertyDeviceManufacturer %d failed. status: %s", i, ExtractStatus( status ) );
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free( deviceList );
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InitFailed();
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return false;
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}
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common->Printf( "%s\n", buf );
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}
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if ( s_device.GetInteger() != -1 && s_device.GetInteger() < deviceCount ) {
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selectedDevice = deviceList[ s_device.GetInteger() ];
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common->Printf( "s_device: device ID %d\n", selectedDevice );
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} else {
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size = sizeof( selectedDevice );
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status = AudioHardwareGetProperty( kAudioHardwarePropertyDefaultOutputDevice, &size, &selectedDevice );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioHardwareGetProperty kAudioHardwarePropertyDefaultOutputDevice failed. status: %s", ExtractStatus( status ) );
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free( deviceList );
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InitFailed();
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return false;
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}
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common->Printf( "select default device, ID %d\n", selectedDevice );
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}
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free( deviceList );
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deviceList = NULL;
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/*
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// setup a listener to watch for changes to properties
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status = AudioDeviceAddPropertyListener( selectedDevice, 0, false, kAudioDeviceProcessorOverload, DeviceListener, this );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceAddPropertyListener kAudioDeviceProcessorOverload failed. status: %s", ExtractStatus( status ) );
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InitFailed();
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return;
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}
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*/
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Float64 sampleRate;
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size = sizeof( sampleRate );
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status = AudioDeviceGetProperty( selectedDevice, 0, false, kAudioDevicePropertyNominalSampleRate, &size, &sampleRate );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceGetProperty %d kAudioDevicePropertyNominalSampleRate failed. status: %s", selectedDevice, ExtractStatus( status ) );
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InitFailed();
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return false;
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}
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common->Printf( "current nominal rate: %g\n", sampleRate );
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if ( sampleRate != PRIMARYFREQ ) {
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GetAvailableNominalSampleRates();
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sampleRate = PRIMARYFREQ;
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common->Printf( "setting rate to: %g\n", sampleRate );
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status = AudioDeviceSetProperty( selectedDevice, NULL, 0, false, kAudioDevicePropertyNominalSampleRate, size, &sampleRate );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceSetProperty %d kAudioDevicePropertyNominalSampleRate %g failed. status: %s", selectedDevice, sampleRate, ExtractStatus( status ) );
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InitFailed();
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return false;
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}
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}
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UInt32 frameSize;
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size = sizeof( UInt32 );
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status = AudioDeviceGetProperty( selectedDevice, 0, false, kAudioDevicePropertyBufferFrameSize, &size, &frameSize );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceGetProperty %d kAudioDevicePropertyBufferFrameSize failed.status: %s", selectedDevice, ExtractStatus( status ) );
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InitFailed();
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return false;
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}
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common->Printf( "current frame size: %d\n", frameSize );
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// get the allowed frame size range
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AudioValueRange frameSizeRange;
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size = sizeof( AudioValueRange );
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status = AudioDeviceGetProperty( selectedDevice, 0, false, kAudioDevicePropertyBufferFrameSizeRange, &size, &frameSizeRange );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceGetProperty %d kAudioDevicePropertyBufferFrameSizeRange failed. status: %s", selectedDevice, ExtractStatus( status ) );
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InitFailed();
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return false;
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}
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common->Printf( "frame size allowed range: %g %g\n", frameSizeRange.mMinimum, frameSizeRange.mMaximum );
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if ( frameSizeRange.mMaximum < MIXBUFFER_SAMPLES ) {
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common->Warning( "can't obtain the required frame size of %d bits", MIXBUFFER_SAMPLES );
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InitFailed();
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return false;
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}
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if ( frameSize != (unsigned int)MIXBUFFER_SAMPLES ) {
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frameSize = MIXBUFFER_SAMPLES;
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common->Printf( "setting frame size to: %d\n", frameSize );
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size = sizeof( frameSize );
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status = AudioDeviceSetProperty( selectedDevice, NULL, 0, false, kAudioDevicePropertyBufferFrameSize, size, &frameSize );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceSetProperty %d kAudioDevicePropertyBufferFrameSize failed. status: %s", selectedDevice, ExtractStatus( status ) );
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InitFailed();
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return false;
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}
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}
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if ( idSoundSystemLocal::s_numberOfSpeakers.GetInteger() != 2 ) {
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common->Warning( "only stereo sound currently supported" );
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idSoundSystemLocal::s_numberOfSpeakers.SetInteger( 2 );
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}
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UInt32 channels[ 2 ];
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size = 2 * sizeof( UInt32 );
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status = AudioDeviceGetProperty( selectedDevice, 0, false, kAudioDevicePropertyPreferredChannelsForStereo, &size, &channels );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceGetProperty %d kAudioDevicePropertyPreferredChannelsForStereo failed. status: %s", selectedDevice, ExtractStatus( status ) );
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InitFailed();
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return false;
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}
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common->Printf( "using stereo channel IDs %d %d\n", channels[ 0 ], channels[ 1 ] );
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status = AudioDeviceAddIOProc( selectedDevice, DeviceIOProc, NULL );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceAddIOProc failed. status: %s", ExtractStatus( status ) );
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InitFailed();
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return false;
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}
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activeIOProc = true;
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status = AudioDeviceStart( selectedDevice, DeviceIOProc );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceStart failed. status: %s", ExtractStatus( status ) );
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InitFailed();
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return false;
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}
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/*
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// allocate the mix buffer
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// it has the space for ROOM_SLICES_IN_BUFFER DeviceIOProc loops
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mixBufferSize = dwSpeakers * dwSampleSize * dwPrimaryBitRate * ROOM_SLICES_IN_BUFFER / 8;
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mixBuffer = malloc( mixBufferSize );
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memset( mixBuffer, 0, mixBufferSize );
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*/
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return true;
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}
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/*
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==========
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idAudioHardwareOSX::GetAvailableNominalSampleRates
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==========
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*/
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void idAudioHardwareOSX::GetAvailableNominalSampleRates( void ) {
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UInt32 size;
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OSStatus status;
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int i, rangeCount;
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AudioValueRange *rangeArray;
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status = AudioDeviceGetPropertyInfo( selectedDevice, 0, false, kAudioDevicePropertyAvailableNominalSampleRates, &size, NULL );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceGetPropertyInfo %d kAudioDevicePropertyAvailableNominalSampleRates failed. status: %s", selectedDevice, ExtractStatus( status ) );
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return;
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}
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rangeCount = size / sizeof( AudioValueRange );
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rangeArray = (AudioValueRange *)malloc( size );
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common->Printf( "%d possible rate(s)\n", rangeCount );
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status = AudioDeviceGetProperty( selectedDevice, 0, false, kAudioDevicePropertyAvailableNominalSampleRates, &size, rangeArray );
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if ( status != kAudioHardwareNoError ) {
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common->Warning( "AudioDeviceGetProperty %d kAudioDevicePropertyAvailableNominalSampleRates failed. status: %s", selectedDevice, ExtractStatus( status ) );
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free( rangeArray );
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return;
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}
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for( i = 0; i < rangeCount; i++ ) {
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common->Printf( " %d: min %g max %g\n", i, rangeArray[ i ].mMinimum, rangeArray[ i ].mMaximum );
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}
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free( rangeArray );
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}
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/*
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==========
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idAudioHardwareOSX::GetNumberOfSpeakers
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==========
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*/
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int idAudioHardwareOSX::GetNumberOfSpeakers() {
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return idSoundSystemLocal::s_numberOfSpeakers.GetInteger();
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}
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/*
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===============
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Sys_LoadOpenAL
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===============
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*/
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bool Sys_LoadOpenAL( void ) {
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OSErr err;
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int gestaltOSVersion;
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err = Gestalt(gestaltSystemVersion, &gestaltOSVersion);
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if ( err || gestaltOSVersion < 0x1040 ) {
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return false;
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}
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return true;
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}
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