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https://github.com/love2d/megasource.git
synced 2026-08-23 05:55:28 +02:00
Update OpenAL Soft to 1.19.1.
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@@ -22,18 +22,24 @@ void MixHrtf(ALfloat *restrict LeftOut, ALfloat *restrict RightOut,
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{
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const ALfloat (*Coeffs)[2] = ASSUME_ALIGNED(hrtfparams->Coeffs, 16);
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const ALsizei Delay[2] = { hrtfparams->Delay[0], hrtfparams->Delay[1] };
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ALfloat gainstep = hrtfparams->GainStep;
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ALfloat gain = hrtfparams->Gain;
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const ALfloat gainstep = hrtfparams->GainStep;
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const ALfloat gain = hrtfparams->Gain;
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ALfloat g, stepcount = 0.0f;
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ALfloat left, right;
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ALsizei i;
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ASSUME(IrSize >= 4);
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ASSUME(BufferSize > 0);
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LeftOut += OutPos;
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RightOut += OutPos;
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for(i = 0;i < BufferSize;i++)
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{
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hrtfstate->History[Offset&HRTF_HISTORY_MASK] = *(data++);
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left = hrtfstate->History[(Offset-Delay[0])&HRTF_HISTORY_MASK]*gain;
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right = hrtfstate->History[(Offset-Delay[1])&HRTF_HISTORY_MASK]*gain;
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g = gain + gainstep*stepcount;
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left = hrtfstate->History[(Offset-Delay[0])&HRTF_HISTORY_MASK]*g;
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right = hrtfstate->History[(Offset-Delay[1])&HRTF_HISTORY_MASK]*g;
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hrtfstate->Values[(Offset+IrSize-1)&HRIR_MASK][0] = 0.0f;
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hrtfstate->Values[(Offset+IrSize-1)&HRIR_MASK][1] = 0.0f;
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@@ -42,10 +48,10 @@ void MixHrtf(ALfloat *restrict LeftOut, ALfloat *restrict RightOut,
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*(LeftOut++) += hrtfstate->Values[Offset&HRIR_MASK][0];
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*(RightOut++) += hrtfstate->Values[Offset&HRIR_MASK][1];
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gain += gainstep;
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stepcount += 1.0f;
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Offset++;
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}
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hrtfparams->Gain = gain;
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hrtfparams->Gain = gain + gainstep*stepcount;
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}
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void MixHrtfBlend(ALfloat *restrict LeftOut, ALfloat *restrict RightOut,
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@@ -56,15 +62,19 @@ void MixHrtfBlend(ALfloat *restrict LeftOut, ALfloat *restrict RightOut,
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{
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const ALfloat (*OldCoeffs)[2] = ASSUME_ALIGNED(oldparams->Coeffs, 16);
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const ALsizei OldDelay[2] = { oldparams->Delay[0], oldparams->Delay[1] };
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ALfloat oldGain = oldparams->Gain;
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ALfloat oldGainStep = -oldGain / (ALfloat)BufferSize;
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const ALfloat oldGain = oldparams->Gain;
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const ALfloat oldGainStep = -oldGain / (ALfloat)BufferSize;
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const ALfloat (*NewCoeffs)[2] = ASSUME_ALIGNED(newparams->Coeffs, 16);
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const ALsizei NewDelay[2] = { newparams->Delay[0], newparams->Delay[1] };
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ALfloat newGain = newparams->Gain;
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ALfloat newGainStep = newparams->GainStep;
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const ALfloat newGain = newparams->Gain;
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const ALfloat newGainStep = newparams->GainStep;
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ALfloat g, stepcount = 0.0f;
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ALfloat left, right;
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ALsizei i;
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ASSUME(IrSize >= 4);
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ASSUME(BufferSize > 0);
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LeftOut += OutPos;
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RightOut += OutPos;
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for(i = 0;i < BufferSize;i++)
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@@ -74,22 +84,23 @@ void MixHrtfBlend(ALfloat *restrict LeftOut, ALfloat *restrict RightOut,
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hrtfstate->History[Offset&HRTF_HISTORY_MASK] = *(data++);
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left = hrtfstate->History[(Offset-OldDelay[0])&HRTF_HISTORY_MASK]*oldGain;
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right = hrtfstate->History[(Offset-OldDelay[1])&HRTF_HISTORY_MASK]*oldGain;
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g = oldGain + oldGainStep*stepcount;
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left = hrtfstate->History[(Offset-OldDelay[0])&HRTF_HISTORY_MASK]*g;
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right = hrtfstate->History[(Offset-OldDelay[1])&HRTF_HISTORY_MASK]*g;
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ApplyCoeffs(Offset, hrtfstate->Values, IrSize, OldCoeffs, left, right);
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left = hrtfstate->History[(Offset-NewDelay[0])&HRTF_HISTORY_MASK]*newGain;
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right = hrtfstate->History[(Offset-NewDelay[1])&HRTF_HISTORY_MASK]*newGain;
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g = newGain + newGainStep*stepcount;
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left = hrtfstate->History[(Offset-NewDelay[0])&HRTF_HISTORY_MASK]*g;
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right = hrtfstate->History[(Offset-NewDelay[1])&HRTF_HISTORY_MASK]*g;
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ApplyCoeffs(Offset, hrtfstate->Values, IrSize, NewCoeffs, left, right);
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*(LeftOut++) += hrtfstate->Values[Offset&HRIR_MASK][0];
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*(RightOut++) += hrtfstate->Values[Offset&HRIR_MASK][1];
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oldGain += oldGainStep;
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newGain += newGainStep;
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stepcount += 1.0f;
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Offset++;
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}
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newparams->Gain = newGain;
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newparams->Gain = newGain + newGainStep*stepcount;
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}
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void MixDirectHrtf(ALfloat *restrict LeftOut, ALfloat *restrict RightOut,
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@@ -100,6 +111,9 @@ void MixDirectHrtf(ALfloat *restrict LeftOut, ALfloat *restrict RightOut,
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ALfloat insample;
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ALsizei i;
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ASSUME(IrSize >= 4);
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ASSUME(BufferSize > 0);
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for(i = 0;i < BufferSize;i++)
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{
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Values[(Offset+IrSize)&HRIR_MASK][0] = 0.0f;
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