fix(examples): ignore feedback if not automode (fft-synth)

thi-ng · Jan 2, 2020 · 3970aca · 3970aca
1 parent 1383ebd
commit 3970aca
Showing 1 changed file with 7 additions and 3 deletions.
diff --git a/examples/fft-synth/src/audio.ts b/examples/fft-synth/src/audio.ts
@@ -31,10 +31,14 @@ export const stopAudio = () => {
 };
 
 export const updateAudio = () => {
-    let { bins, gain, feedback } = DB.value;
-    const pbins = [0, ...delay.read().slice(0, NUM_BINS - 1)];
+    let { auto, bins, gain, feedback } = DB.value;
     gain *= BIN_AMP;
-    bins = bins.map((x, i) => x * gain + pbins[i] * feedback);
+    if (auto != null) {
+        const pbins = [0, ...delay.read().slice(0, NUM_BINS - 1)];
+        bins = bins.map((x, i) => x * gain + pbins[i] * feedback);
+    } else {
+        bins = bins.map((x) => x * gain);
+    }
     delay.write(bins);
     const wave = ifft(conjugate(bins))[0];
     DB.resetIn("wave", wave);