From 5f49444cf7a681569823e0633551a56683636dd5 Mon Sep 17 00:00:00 2001
From: julian laplace <julescarbon@gmail.com>
Date: Tue, 9 May 2023 23:22:32 +0200
Subject: improving chaos

---
 src/relabi/index.js |  3 ++-
 src/ui/App.jsx      |  8 ++++----
 src/ui/Controls.jsx | 15 +++++++++++----
 3 files changed, 17 insertions(+), 9 deletions(-)

(limited to 'src')

diff --git a/src/relabi/index.js b/src/relabi/index.js
index 9e649f2..b77a83f 100644
--- a/src/relabi/index.js
+++ b/src/relabi/index.js
@@ -22,6 +22,7 @@ const WAVE_SHAPES = {
   square: (time) => (time % TWO_PI < Math.PI ? 1 : -1),
   saw: (time) => (time % TWO_PI) / Math.PI - 1,
   reverse_saw: (time) => 1 - (time % TWO_PI) / Math.PI,
+  noise: (time) => Math.random() * Math.random() * 2 - 1,
 };
 
 /**
@@ -94,7 +95,7 @@ export default class Relabi {
         const waveOffset =
           (wave.offset || 0) +
           (wave.frequency * this.settings.speed) / this.steps +
-          previousWaveValue * this.settings.feedback;
+          previousWaveValue * this.settings.chaos;
 
         const waveValue = WAVE_SHAPES[wave.shape](waveOffset);
         value += waveValue * wave.weight;
diff --git a/src/ui/App.jsx b/src/ui/App.jsx
index db3d762..a8edc0f 100644
--- a/src/ui/App.jsx
+++ b/src/ui/App.jsx
@@ -20,13 +20,13 @@ export default function App() {
       const relabiGenerator = new Relabi({
         settings: {
           speed: 1.0,
-          feedback: 0.2,
+          chaos: 0.2,
         },
         waves: [
-          { shape: "sine", frequency: 0.75, weight: 1 },
+          { shape: "sine", frequency: 0.5, weight: 1 },
           { shape: "sine", frequency: 1.0, weight: 1 },
-          { shape: "sine", frequency: 1.617, weight: 1 },
-          { shape: "sine", frequency: 3.141, weight: 1 },
+          { shape: "sine", frequency: 1.5, weight: 1 },
+          { shape: "sine", frequency: 2.0, weight: 1 },
         ],
         bounds: [
           {
diff --git a/src/ui/Controls.jsx b/src/ui/Controls.jsx
index 3bc1c2e..e8dca45 100644
--- a/src/ui/Controls.jsx
+++ b/src/ui/Controls.jsx
@@ -10,7 +10,14 @@ import Slider from "rc-slider";
 import TooltipSlider, { handleRender } from "./TooltipSlider.tsx";
 import "rc-slider/assets/index.css";
 
-const WAVE_SHAPE_NAMES = ["sine", "triangle", "saw", "reverse_saw", "square"];
+const WAVE_SHAPE_NAMES = [
+  "sine",
+  "triangle",
+  "saw",
+  "reverse_saw",
+  "square",
+  "noise",
+];
 
 export default function Controls({ relabi }) {
   /**
@@ -130,7 +137,7 @@ export default function Controls({ relabi }) {
             type="settings"
             index="speed"
             onChange={onChange}
-            min={-2}
+            min={-3}
             max={3}
             step={0.01}
             defaultValue={Math.log(relabi.settings.speed)}
@@ -145,12 +152,12 @@ export default function Controls({ relabi }) {
         <SliderRow>
           <ControlSlider
             type="settings"
-            index="feedback"
+            index="chaos"
             onChange={onChange}
             min={0}
             max={0.5}
             step={0.01}
-            defaultValue={relabi.settings.feedback}
+            defaultValue={relabi.settings.chaos}
             color={"#a88"}
           />
         </SliderRow>
-- 
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