Add a method to get the row of an ambisonic identity transform

2019-02-21 02:13:30 -08:00
parent 615446d6d5
commit 7e00f646d9
1 changed files with 7 additions and 0 deletions
@@ -432,6 +432,13 @@ inline void ComputePanGains(const MixParams *dry, const ALfloat*RESTRICT coeffs,

 void ComputePanGains(const ALeffectslot *slot, const ALfloat*RESTRICT coeffs, ALfloat ingain, ALfloat (&gains)[MAX_OUTPUT_CHANNELS]);

+inline std::array<ALfloat,MAX_AMBI_CHANNELS> GetAmbiIdentityRow(size_t i) noexcept
+{
+    std::array<ALfloat,MAX_AMBI_CHANNELS> ret{};
+    ret[i] = 1.0f;
+    return ret;
+}
+

 ALboolean MixSource(ALvoice *voice, const ALuint SourceID, ALCcontext *Context, const ALsizei SamplesToDo);