Add a crossover frequency field for the device

Used when upsampling low-order ambisonic signals to higher order. Rather than a
hardcoded 400hz, it ensures a consistent crossover point when an ambdec
configuration is used. It can also allow for an alsoft config option.

1 files changed, 1 insertions, 1 deletions

diff --git a/alc/hrtf.h b/alc/hrtf.h
index 56839abd..a46b64e2 100644
--- a/alc/hrtf.h
+++ b/alc/hrtf.h
@@ -73,7 +73,7 @@ struct DirectHrtfState {
      */
     void build(const HrtfStore *Hrtf, const uint irSize,
         const al::span<const AngularPoint> AmbiPoints, const float (*AmbiMatrix)[MaxAmbiChannels],
-        const al::span<const float,MaxAmbiOrder+1> AmbiOrderHFGain);
+        const float XOverFreq, const al::span<const float,MaxAmbiOrder+1> AmbiOrderHFGain);
 
     static std::unique_ptr<DirectHrtfState> Create(size_t num_chans);