Check the channel count for a valid DecoderView

Ambisonic decoders can be zeroth order, but they need at least one output
channel.

1 files changed, 1 insertions, 1 deletions

diff --git a/alc/panning.cpp b/alc/panning.cpp
index d79d672e..847c7391 100644
--- a/alc/panning.cpp
+++ b/alc/panning.cpp
@@ -220,7 +220,7 @@ struct DecoderConfig<DualBand, 0> {
         return *this;
     }
 
-    explicit operator bool() const noexcept { return mOrder != 0; }
+    explicit operator bool() const noexcept { return !mChannels.empty(); }
 };
 using DecoderView = DecoderConfig<DualBand, 0>;