Add "fast" variants for the bsinc resamplers

This simply omits the scale factor from the filter, similar to how up-sampling
does. The consequence of this is less smooth transitions when ramping the
pitch while down-sampling, but otherwise behaves fine.

1 files changed, 2 insertions, 0 deletions

diff --git a/alc/alu.h b/alc/alu.h
index e9858ddb..e2b25556 100644
--- a/alc/alu.h
+++ b/alc/alu.h
@@ -46,7 +46,9 @@ enum class Resampler {
     Point,
     Linear,
     Cubic,
+    FastBSinc12,
     BSinc12,
+    FastBSinc24,
     BSinc24,
 
     Max = BSinc24