Only use one accumulation buffer for B-Format HRTF mixing

It's all getting added together anyway and all channels are continuous inputs,
so this is fewer passes over various buffers.

1 files changed, 1 insertions, 1 deletions

diff --git a/alc/hrtf.cpp b/alc/hrtf.cpp
index 5446c412..c0e2b982 100644
--- a/alc/hrtf.cpp
+++ b/alc/hrtf.cpp
@@ -438,7 +438,7 @@ void BuildBFormatHrtf(const HrtfEntry *Hrtf, DirectHrtfState *state, const ALuin
     {
         auto copy_arr = [](const std::array<double,2> &in) noexcept -> float2
         { return float2{{static_cast<float>(in[0]), static_cast<float>(in[1])}}; };
-        std::transform(tmpres[i].begin(), tmpres[i].end(), state->Chan[i].Coeffs.begin(),
+        std::transform(tmpres[i].begin(), tmpres[i].end(), state->Coeffs[i].begin(),
             copy_arr);
     }
     tmpres.clear();