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Print EFX info when the extension is available

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Chris Robinson 2008-09-12 18:05:23 -07:00
parent 16d96eed7b
commit 1266580420
1 changed files with 123 additions and 0 deletions
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123
examples/openal-info.c
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@ -19,6 +19,37 @@
#include "AL/al.h"
#include "AL/alext.h"
#ifndef ALC_EXT_EFX
#define AL_FILTER_TYPE 0x8001
#define AL_EFFECT_TYPE 0x8001
#define AL_FILTER_NULL 0x0000
#define AL_FILTER_LOWPASS 0x0001
#define AL_FILTER_HIGHPASS 0x0002
#define AL_FILTER_BANDPASS 0x0003
#define AL_EFFECT_NULL 0x0000
#define AL_EFFECT_EAXREVERB 0x8000
#define AL_EFFECT_REVERB 0x0001
#define AL_EFFECT_CHORUS 0x0002
#define AL_EFFECT_DISTORTION 0x0003
#define AL_EFFECT_ECHO 0x0004
#define AL_EFFECT_FLANGER 0x0005
#define AL_EFFECT_FREQUENCY_SHIFTER 0x0006
#define AL_EFFECT_VOCAL_MORPHER 0x0007
#define AL_EFFECT_PITCH_SHIFTER 0x0008
#define AL_EFFECT_RING_MODULATOR 0x0009
#define AL_EFFECT_AUTOWAH 0x000A
#define AL_EFFECT_COMPRESSOR 0x000B
#define AL_EFFECT_EQUALIZER 0x000C
#define ALC_EFX_MAJOR_VERSION 0x20001
#define ALC_EFX_MINOR_VERSION 0x20002
#define ALC_MAX_AUXILIARY_SENDS 0x20003
#endif
ALvoid AL_APIENTRY (*p_alGenFilters)(ALsizei,ALuint*);
ALvoid AL_APIENTRY (*p_alDeleteFilters)(ALsizei,ALuint*);
ALvoid AL_APIENTRY (*p_alFilteri)(ALuint,ALenum,ALint);
ALvoid AL_APIENTRY (*p_alGenEffects)(ALsizei,ALuint*);
ALvoid AL_APIENTRY (*p_alDeleteEffects)(ALsizei,ALuint*);
ALvoid AL_APIENTRY (*p_alEffecti)(ALuint,ALenum,ALint);
static const int indentation = 4;
static const int maxmimumWidth = 79;
@ -152,6 +183,97 @@ static void printALInfo(void)
checkForErrors();
}
static void printEFXInfo(void)
{
ALCint major, minor, sends;
ALCdevice *device;
ALuint obj;
int i;
const struct {
ALenum type;
const char *name;
} effects[] = {
{ AL_EFFECT_EAXREVERB, "EAX Reverb" },
{ AL_EFFECT_REVERB, "Standard Reverb" },
{ AL_EFFECT_CHORUS, "Chorus" },
{ AL_EFFECT_DISTORTION, "Distortion" },
{ AL_EFFECT_ECHO, "Echo" },
{ AL_EFFECT_FLANGER, "Flanger" },
{ AL_EFFECT_FREQUENCY_SHIFTER, "Frequency Shifter" },
{ AL_EFFECT_VOCAL_MORPHER, "Vocal Morpher" },
{ AL_EFFECT_PITCH_SHIFTER, "Pitch Shifter" },
{ AL_EFFECT_RING_MODULATOR, "Ring Modulator" },
{ AL_EFFECT_AUTOWAH, "Autowah" },
{ AL_EFFECT_COMPRESSOR, "Compressor" },
{ AL_EFFECT_EQUALIZER, "Equalizer" },
{ AL_EFFECT_NULL, NULL }
};
const struct {
ALenum type;
const char *name;
} filters[] = {
{ AL_FILTER_LOWPASS, "Low-pass" },
{ AL_FILTER_HIGHPASS, "High-pass" },
{ AL_FILTER_BANDPASS, "Band-pass" },
{ AL_FILTER_NULL, NULL }
};
device = alcGetContextsDevice(alcGetCurrentContext());
if(alcIsExtensionPresent(device, (const ALCchar*)"ALC_EXT_EFX") == AL_FALSE)
{
printf("EFX not available\n");
return;
}
alcGetIntegerv(device, ALC_EFX_MAJOR_VERSION, 1, &major);
alcGetIntegerv(device, ALC_EFX_MINOR_VERSION, 1, &minor);
checkForErrors();
printf("EFX version: %d.%d\n", (int)major, (int)minor);
alcGetIntegerv(device, ALC_MAX_AUXILIARY_SENDS, 1, &sends);
checkForErrors();
printf("Max auxiliary sends: %d\n", (int)sends);
p_alGenFilters = alGetProcAddress("alGenFilters");
p_alDeleteFilters = alGetProcAddress("alDeleteFilters");
p_alFilteri = alGetProcAddress("alFilteri");
p_alGenEffects = alGetProcAddress("alGenEffects");
p_alDeleteEffects = alGetProcAddress("alDeleteEffects");
p_alEffecti = alGetProcAddress("alEffecti");
checkForErrors();
if(!p_alGenEffects || !p_alDeleteEffects || !p_alEffecti ||
!p_alGenFilters || !p_alDeleteFilters || !p_alFilteri)
{
printf("Missing EFX functions!\n");
return;
}
p_alGenFilters(1, &obj);
checkForErrors();
printf("Available filters:\n");
for(i = 0;filters[i].type != AL_FILTER_NULL;i++)
{
p_alFilteri(obj, AL_FILTER_TYPE, filters[i].type);
if(alGetError() == AL_NO_ERROR)
printf(" %s\n", filters[i].name);
}
p_alDeleteFilters(1, &obj);
checkForErrors();
p_alGenEffects(1, &obj);
checkForErrors();
printf("Available effects:\n");
for(i = 0;effects[i].type != AL_EFFECT_NULL;i++)
{
p_alEffecti(obj, AL_EFFECT_TYPE, effects[i].type);
if(alGetError() == AL_NO_ERROR)
printf(" %s\n", effects[i].name);
}
p_alDeleteEffects(1, &obj);
checkForErrors();
}
int main()
{
ALCdevice *device = alcOpenDevice(NULL);
@ -161,6 +283,7 @@ int main()
printALCInfo();
printALInfo();
printEFXInfo();
checkForErrors();
alcMakeContextCurrent(NULL);