extract P5SoundBiquad children to separate files

Author: pparocza

src/nodes/effect/biquad/P5SoundBandPass.js

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+import { P5SoundBiquad } from "./P5SoundBiquad.js";
+
+/**
+ * Creates a Bandpass P5SoundBiquad filter.
+ * @class P5SoundBandPass
+ * @constructor
+ * @extends P5SoundBiquad
+ * @param {Number} [freq] Set the cutoff frequency of the filter
+ */
+export class P5SoundBandPass extends P5SoundBiquad
+{
+	constructor(frequency)
+	{
+		super(frequency, "bandpass");
+	}
+
+	isP5SoundBandPass = true;
+}

src/nodes/effect/biquad/P5SoundHighPass.js

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+import { P5SoundBiquad } from "./P5SoundBiquad.js";
+
+/**
+ * Creates a Highpass P5SoundBiquad filter.
+ * @class P5SoundHighPass
+ * @constructor
+ * @extends P5SoundBiquad
+ * @param {Number} [freq] Set the cutoff frequency of the filter
+ */
+export class P5SoundHighPass extends P5SoundBiquad
+{
+	constructor(frequency)
+	{
+		super(frequency, "highpass");
+	}
+
+	isP5SoundHighPass = true;
+}

src/nodes/effect/biquad/P5SoundLowPass.js

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+import { P5SoundBiquad } from "./P5SoundBiquad.js";
+
+/**
+ * Creates a Lowpass P5SoundBiquad filter.
+ * @class P5SoundLowPass
+ * @constructor
+ * @extends P5SoundBiquad
+ * @param {Number} [freq] Set the cutoff frequency of the filter
+ */
+export class P5SoundLowPass extends P5SoundBiquad
+{
+	constructor(frequency)
+	{
+		super(frequency, "lowpass");
+	}
+
+	isP5SoundLowPass = true;
+}