diff options
Diffstat (limited to 'examples/common/alhelpers.c')
| -rw-r--r-- | examples/common/alhelpers.c | 30 |
1 files changed, 24 insertions, 6 deletions
diff --git a/examples/common/alhelpers.c b/examples/common/alhelpers.c index 4582321c..43548b5c 100644 --- a/examples/common/alhelpers.c +++ b/examples/common/alhelpers.c @@ -29,6 +29,7 @@ * channel configs and sample types. */ #include <stdio.h> +#include <string.h> #include "AL/al.h" #include "AL/alc.h" @@ -37,15 +38,26 @@ #include "alhelpers.h" -/* InitAL opens the default device and sets up a context using default - * attributes, making the program ready to call OpenAL functions. */ -int InitAL(void) +/* InitAL opens a device and sets up a context using default attributes, making + * the program ready to call OpenAL functions. */ +int InitAL(char ***argv, int *argc) { + const ALCchar *name; ALCdevice *device; ALCcontext *ctx; - /* Open and initialize a device with default settings */ - device = alcOpenDevice(NULL); + /* Open and initialize a device */ + device = NULL; + if(argc && argv && *argc > 1 && strcmp((*argv)[0], "-device") == 0) + { + device = alcOpenDevice((*argv)[1]); + if(!device) + fprintf(stderr, "Failed to open \"%s\", trying default\n", (*argv)[1]); + (*argv) += 2; + (*argc) -= 2; + } + if(!device) + device = alcOpenDevice(NULL); if(!device) { fprintf(stderr, "Could not open a device!\n"); @@ -62,7 +74,13 @@ int InitAL(void) return 1; } - printf("Opened \"%s\"\n", alcGetString(device, ALC_DEVICE_SPECIFIER)); + name = NULL; + if(alcIsExtensionPresent(device, "ALC_ENUMERATE_ALL_EXT")) + name = alcGetString(device, ALC_ALL_DEVICES_SPECIFIER); + if(!name || alcGetError(device) != AL_NO_ERROR) + name = alcGetString(device, ALC_DEVICE_SPECIFIER); + printf("Opened \"%s\"\n", name); + return 0; } |