From 9f61c9e6ac6b1ac5692cf6352d2ebbd47a31a686 Mon Sep 17 00:00:00 2001 From: claude-bot Date: Mon, 13 Jul 2026 12:27:07 +0000 Subject: Import Cai1Hsu/re3 @ miami (reVC / GTA:VC decompilation) Snapshot import (no upstream history) into git.ancap.in.ua/claude, per @lzcnt. Source: https://github.com/Cai1Hsu/re3 branch miami. --- src/audio/oal/aldlist.cpp | 305 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 305 insertions(+) create mode 100644 src/audio/oal/aldlist.cpp (limited to 'src/audio/oal/aldlist.cpp') diff --git a/src/audio/oal/aldlist.cpp b/src/audio/oal/aldlist.cpp new file mode 100644 index 0000000..881418c --- /dev/null +++ b/src/audio/oal/aldlist.cpp @@ -0,0 +1,305 @@ +/* + * Copyright (c) 2006, Creative Labs Inc. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, are permitted provided + * that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this list of conditions and + * the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright notice, this list of conditions + * and the following disclaimer in the documentation and/or other materials provided with the distribution. + * * Neither the name of Creative Labs Inc. nor the names of its contributors may be used to endorse or + * promote products derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A + * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR + * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED + * TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include "aldlist.h" + +#ifndef _WIN32 +#define _stricmp strcasecmp +#define _strnicmp strncasecmp +#define _strdup strdup +#endif + +#ifdef AUDIO_OAL +/* + * Init call + */ +ALDeviceList::ALDeviceList() +{ + char *devices; + int index; + const char *defaultDeviceName; + const char *actualDeviceName; + + // DeviceInfo vector stores, for each enumerated device, it's device name, selection status, spec version #, and extension support + nNumOfDevices = 0; + + defaultDeviceIndex = 0; + + if (alcIsExtensionPresent(NULL, "ALC_ENUMERATION_EXT")) { + devices = (char *)alcGetString(NULL, ALC_DEVICE_SPECIFIER); + defaultDeviceName = (char *)alcGetString(NULL, ALC_DEFAULT_DEVICE_SPECIFIER); + + index = 0; + // go through device list (each device terminated with a single NULL, list terminated with double NULL) + while (*devices != '\0') { + if (strcmp(defaultDeviceName, devices) == 0) { + defaultDeviceIndex = index; + } + ALCdevice *device = alcOpenDevice(devices); + if (device) { + ALCcontext *context = alcCreateContext(device, NULL); + if (context) { + alcMakeContextCurrent(context); + // if new actual device name isn't already in the list, then add it... + actualDeviceName = alcGetString(device, ALC_DEVICE_SPECIFIER); + bool bNewName = true; + for (unsigned int i = 0; i < GetNumDevices(); i++) { + if (strcmp(GetDeviceName(i), actualDeviceName) == 0) { + bNewName = false; + } + } + if ((bNewName) && (actualDeviceName != NULL) && (strlen(actualDeviceName) > 0)) { + ALDEVICEINFO ALDeviceInfo; + ALDeviceInfo.bSelected = true; + ALDeviceInfo.strDeviceName = _strdup(actualDeviceName); + alcGetIntegerv(device, ALC_MAJOR_VERSION, sizeof(int), &ALDeviceInfo.iMajorVersion); + alcGetIntegerv(device, ALC_MINOR_VERSION, sizeof(int), &ALDeviceInfo.iMinorVersion); + + // Check for ALC Extensions + if (alcIsExtensionPresent(device, "ALC_EXT_CAPTURE") == AL_TRUE) + ALDeviceInfo.Extensions |= ADEXT_EXT_CAPTURE; + if (alcIsExtensionPresent(device, "ALC_EXT_EFX") == AL_TRUE) + ALDeviceInfo.Extensions |= ADEXT_EXT_EFX; + + // Check for AL Extensions + if (alIsExtensionPresent("AL_EXT_OFFSET") == AL_TRUE) + ALDeviceInfo.Extensions |= ADEXT_EXT_OFFSET; + + if (alIsExtensionPresent("AL_EXT_LINEAR_DISTANCE") == AL_TRUE) + ALDeviceInfo.Extensions |= ADEXT_EXT_LINEAR_DISTANCE; + if (alIsExtensionPresent("AL_EXT_EXPONENT_DISTANCE") == AL_TRUE) + ALDeviceInfo.Extensions |= ADEXT_EXT_EXPONENT_DISTANCE; + + if (alIsExtensionPresent("EAX2.0") == AL_TRUE) + ALDeviceInfo.Extensions |= ADEXT_EAX2; + if (alIsExtensionPresent("EAX3.0") == AL_TRUE) + ALDeviceInfo.Extensions |= ADEXT_EAX3; + if (alIsExtensionPresent("EAX4.0") == AL_TRUE) + ALDeviceInfo.Extensions |= ADEXT_EAX4; + if (alIsExtensionPresent("EAX5.0") == AL_TRUE) + ALDeviceInfo.Extensions |= ADEXT_EAX5; + + if (alIsExtensionPresent("EAX-RAM") == AL_TRUE) + ALDeviceInfo.Extensions |= ADEXT_EAX_RAM; + + // Get Source Count + ALDeviceInfo.uiSourceCount = GetMaxNumSources(); + + aDeviceInfo[nNumOfDevices++] = ALDeviceInfo; + } + alcMakeContextCurrent(NULL); + alcDestroyContext(context); + } + alcCloseDevice(device); + } + devices += strlen(devices) + 1; + index += 1; + } + } + + ResetFilters(); +} + +/* + * Exit call + */ +ALDeviceList::~ALDeviceList() +{ +} + +/* + * Returns the number of devices in the complete device list + */ +unsigned int ALDeviceList::GetNumDevices() +{ + return nNumOfDevices; +} + +/* + * Returns the device name at an index in the complete device list + */ +const char * ALDeviceList::GetDeviceName(unsigned int index) +{ + if (index < GetNumDevices()) + return aDeviceInfo[index].strDeviceName; + else + return NULL; +} + +/* + * Returns the major and minor version numbers for a device at a specified index in the complete list + */ +void ALDeviceList::GetDeviceVersion(unsigned int index, int *major, int *minor) +{ + if (index < GetNumDevices()) { + if (major) + *major = aDeviceInfo[index].iMajorVersion; + if (minor) + *minor = aDeviceInfo[index].iMinorVersion; + } + return; +} + +/* + * Returns the maximum number of Sources that can be generate on the given device + */ +unsigned int ALDeviceList::GetMaxNumSources(unsigned int index) +{ + if (index < GetNumDevices()) + return aDeviceInfo[index].uiSourceCount; + else + return 0; +} + +/* + * Checks if the extension is supported on the given device + */ +bool ALDeviceList::IsExtensionSupported(int index, unsigned short ext) +{ + return !!(aDeviceInfo[index].Extensions & ext); +} + +/* + * returns the index of the default device in the complete device list + */ +int ALDeviceList::GetDefaultDevice() +{ + return defaultDeviceIndex; +} + +/* + * Deselects devices which don't have the specified minimum version + */ +void ALDeviceList::FilterDevicesMinVer(int major, int minor) +{ + int dMajor, dMinor; + for (unsigned int i = 0; i < nNumOfDevices; i++) { + GetDeviceVersion(i, &dMajor, &dMinor); + if ((dMajor < major) || ((dMajor == major) && (dMinor < minor))) { + aDeviceInfo[i].bSelected = false; + } + } +} + +/* + * Deselects devices which don't have the specified maximum version + */ +void ALDeviceList::FilterDevicesMaxVer(int major, int minor) +{ + int dMajor, dMinor; + for (unsigned int i = 0; i < nNumOfDevices; i++) { + GetDeviceVersion(i, &dMajor, &dMinor); + if ((dMajor > major) || ((dMajor == major) && (dMinor > minor))) { + aDeviceInfo[i].bSelected = false; + } + } +} + +/* + * Deselects device which don't support the given extension name + */ +void +ALDeviceList::FilterDevicesExtension(unsigned short ext) +{ + for (unsigned int i = 0; i < nNumOfDevices; i++) { + if (!IsExtensionSupported(i, ext)) + aDeviceInfo[i].bSelected = false; + } +} + +/* + * Resets all filtering, such that all devices are in the list + */ +void ALDeviceList::ResetFilters() +{ + for (unsigned int i = 0; i < GetNumDevices(); i++) { + aDeviceInfo[i].bSelected = true; + } + filterIndex = 0; +} + +/* + * Gets index of first filtered device + */ +int ALDeviceList::GetFirstFilteredDevice() +{ + unsigned int i; + + for (i = 0; i < GetNumDevices(); i++) { + if (aDeviceInfo[i].bSelected == true) { + break; + } + } + filterIndex = i + 1; + return i; +} + +/* + * Gets index of next filtered device + */ +int ALDeviceList::GetNextFilteredDevice() +{ + unsigned int i; + + for (i = filterIndex; i < GetNumDevices(); i++) { + if (aDeviceInfo[i].bSelected == true) { + break; + } + } + filterIndex = i + 1; + return i; +} + +/* + * Internal function to detemine max number of Sources that can be generated + */ +unsigned int ALDeviceList::GetMaxNumSources() +{ + ALuint uiSources[256]; + unsigned int iSourceCount = 0; + + // Clear AL Error Code + alGetError(); + + // Generate up to 256 Sources, checking for any errors + for (iSourceCount = 0; iSourceCount < 256; iSourceCount++) + { + alGenSources(1, &uiSources[iSourceCount]); + if (alGetError() != AL_NO_ERROR) + break; + } + + // Release the Sources + alDeleteSources(iSourceCount, uiSources); + if (alGetError() != AL_NO_ERROR) + { + for (unsigned int i = 0; i < 256; i++) + { + alDeleteSources(1, &uiSources[i]); + } + } + + return iSourceCount; +} +#endif -- cgit v1.2.3