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Implement AL_EFFECTSLOT_GAIN property

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This commit is contained in:
Chris Robinson
2007-12-18 15:47:24 -08:00
parent bdf16bf601
commit 9adc20e4e7
3 changed files with 26 additions and 6 deletions
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Alc/ALu.c
+1
View File
@@ -394,6 +394,7 @@ static ALvoid CalcSourceParams(ALCcontext *ALContext, ALsource *ALSource,
*wetgainhf = WetGainHF;
//8. Convert pannings into channel volumes
WetMix *= ALSource->Send[0].Slot.Gain;
switch(OutputFormat)
{
case AL_FORMAT_MONO8:
OpenAL32/Include/alAuxEffectSlot.h
+2
View File
@@ -21,6 +21,8 @@ typedef struct ALeffectslot_struct
ALeffect effect;
ALfloat Gain;
// Index to itself
ALuint effectslot;
OpenAL32/alAuxEffectSlot.c
+23 -6
View File
@@ -229,8 +229,17 @@ AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotf(ALuint effectslot, ALenum param
if (alIsAuxiliaryEffectSlot(effectslot))
{
ALeffectslot *ALEffectSlot = (ALeffectslot*)ALTHUNK_LOOKUPENTRY(effectslot);
switch(param)
{
case AL_EFFECTSLOT_GAIN:
if(flValue >= 0.0f && flValue <= 1.0f)
ALEffectSlot->Gain = flValue;
else
alSetError(AL_INVALID_VALUE);
break;
default:
alSetError(AL_INVALID_ENUM);
break;
@@ -246,8 +255,6 @@ AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotfv(ALuint effectslot, ALenum para
{
ALCcontext *Context;
(void)pflValues;
Context = alcGetCurrentContext();
SuspendContext(Context);
@@ -255,6 +262,10 @@ AL_API ALvoid AL_APIENTRY alAuxiliaryEffectSlotfv(ALuint effectslot, ALenum para
{
switch(param)
{
case AL_EFFECTSLOT_GAIN:
alAuxiliaryEffectSlotf(effectslot, param, pflValues[0]);
break;
default:
alSetError(AL_INVALID_ENUM);
break;
@@ -324,15 +335,19 @@ AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotf(ALuint effectslot, ALenum pa
{
ALCcontext *Context;
(void)pflValue;
Context = alcGetCurrentContext();
SuspendContext(Context);
if (alIsAuxiliaryEffectSlot(effectslot))
{
ALeffectslot *ALEffectSlot = (ALeffectslot*)ALTHUNK_LOOKUPENTRY(effectslot);
switch(param)
{
case AL_EFFECTSLOT_GAIN:
*pflValue = ALEffectSlot->Gain;
break;
default:
alSetError(AL_INVALID_ENUM);
break;
@@ -348,8 +363,6 @@ AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotfv(ALuint effectslot, ALenum p
{
ALCcontext *Context;
(void)pflValues;
Context = alcGetCurrentContext();
SuspendContext(Context);
@@ -357,6 +370,10 @@ AL_API ALvoid AL_APIENTRY alGetAuxiliaryEffectSlotfv(ALuint effectslot, ALenum p
{
switch(param)
{
case AL_EFFECTSLOT_GAIN:
alGetAuxiliaryEffectSlotf(effectslot, param, pflValues);
break;
default:
alSetError(AL_INVALID_ENUM);
break;