diff options
Diffstat (limited to 'Alc/ALu.c')
| -rw-r--r-- | Alc/ALu.c | 18 |
1 files changed, 4 insertions, 14 deletions
@@ -1786,12 +1786,10 @@ void aluMixData(ALCdevice *device, ALvoid *buffer, ALsizei size) if(Limiter) ApplyCompression(Limiter, OutChannels, SamplesToDo, OutBuffer); - /* Dither only applies to 8- and 16-bit output for now, as 32-bit - * int and float are at the limits of the rendered sample depth. - * This can change if the dithering bit depth becomes configurable - * (effectively quantizing to a lower bit depth than the output is - * capable of). - */ + if(device->DitherDepth > 0.0f) + ApplyDither(OutBuffer, &device->DitherSeed, device->DitherDepth, SamplesToDo, + OutChannels); + #define WRITE(T, a, b, c, d) do { \ Write##T(SAFE_CONST(ALfloatBUFFERSIZE*,(a)), (b), (c), (d)); \ buffer = (T*)buffer + (c)*(d); \ @@ -1799,23 +1797,15 @@ void aluMixData(ALCdevice *device, ALvoid *buffer, ALsizei size) switch(device->FmtType) { case DevFmtByte: - if(device->DitherEnabled) - ApplyDither(OutBuffer, &device->DitherSeed, 128.0f, SamplesToDo, OutChannels); WRITE(ALbyte, OutBuffer, buffer, SamplesToDo, OutChannels); break; case DevFmtUByte: - if(device->DitherEnabled) - ApplyDither(OutBuffer, &device->DitherSeed, 128.0f, SamplesToDo, OutChannels); WRITE(ALubyte, OutBuffer, buffer, SamplesToDo, OutChannels); break; case DevFmtShort: - if(device->DitherEnabled) - ApplyDither(OutBuffer, &device->DitherSeed, 32768.0f, SamplesToDo, OutChannels); WRITE(ALshort, OutBuffer, buffer, SamplesToDo, OutChannels); break; case DevFmtUShort: - if(device->DitherEnabled) - ApplyDither(OutBuffer, &device->DitherSeed, 32768.0f, SamplesToDo, OutChannels); WRITE(ALushort, OutBuffer, buffer, SamplesToDo, OutChannels); break; case DevFmtInt: |