AuroraMiddleware/AuroraOpenALSoft
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Set up increment once

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This commit is contained in:
Chris Robinson 2010-08-07 02:32:16 -07:00
parent 8f49f2c25e
commit d6dc855511
1 changed files with 11 additions and 11 deletions
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22
Alc/mixer.c
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@ -156,6 +156,17 @@ static void MixSource(ALsource *ALSource, ALCcontext *ALContext,
wetGainStep[i] = (ALSource->Params.WetGains[i]-WetSend[i]) /
rampLength;
/* Compute 18.14 fixed point step */
if(ALSource->Params.Pitch > (float)MAX_PITCH)
increment = MAX_PITCH << FRACTIONBITS;
else if(!(ALSource->Params.Pitch > 0.f))
increment = (1<<FRACTIONBITS);
else
{
increment = (ALint)(ALSource->Params.Pitch*(1L<<FRACTIONBITS));
if(increment == 0) increment = 1;
}
DryFilter = &ALSource->Params.iirFilter;
for(i = 0;i < MAX_SENDS;i++)
{
@ -231,17 +242,6 @@ static void MixSource(ALsource *ALSource, ALCcontext *ALContext,
else
memset(&Data[DataSize*Channels], 0, (BUFFER_PADDING*Channels*Bytes));
/* Compute 18.14 fixed point step */
if(ALSource->Params.Pitch > (float)MAX_PITCH)
increment = MAX_PITCH << FRACTIONBITS;
else if(!(ALSource->Params.Pitch > 0.f))
increment = (1<<FRACTIONBITS);
else
{
increment = (ALint)(ALSource->Params.Pitch*(1L<<FRACTIONBITS));
if(increment == 0) increment = 1;
}
/* Figure out how many samples we can mix. */
DataSize64 = LoopEnd;
DataSize64 <<= FRACTIONBITS;