readme

1 files changed, 26 insertions, 8 deletions

diff --git a/client/index.js b/client/index.js
index 38d9b78..24629c0 100644
--- a/client/index.js
+++ b/client/index.js
@@ -32,6 +32,7 @@ let lastFreq = 0;
 let notes = [];
 let base_x = 0;
 let base_y = 0;
+let scaleMode = 0;
 let is_split = false;
 let frequencies;
 
@@ -121,14 +122,26 @@ function toggle(freq) {
 }
 
 function add(i, j) {
-  const a = i + 1 + base_x;
-  const b = j + 1 + base_y;
-  // const a = i + 1 + base_x;
-  // const b = i + j + 2 + base_y;
-  // const a = i + j + 1 + base_x;
-  // const b = j + 1 + base_y;
-  // const a = PRIMES[i];
-  // const b = PRIMES[i + j + 1];
+  let a, b;
+  switch (scaleMode % 4) {
+    case 1:
+      a = i + 1 + base_x;
+      b = i + j + 2 + base_y;
+      break;
+    case 2:
+      a = i + j + 1 + base_x;
+      b = j + 1 + base_y;
+      break;
+    case 3:
+      a = PRIMES[i];
+      b = PRIMES[i + j + 1];
+      break;
+    case 0:
+    default:
+      a = i + 1 + base_x;
+      b = j + 1 + base_y;
+      break;
+  }
   const div = document.createElement("div");
   const frequency = (root * a) / b;
   // const frequency = root * Math.pow(2, ((b / a) % 1) + 1);
@@ -275,6 +288,7 @@ function keydown(e) {
   if (e.shiftKey) {
     step += 4;
   }
+  // console.log(e.keyCode);
   switch (e.keyCode) {
     case 37: // left
       base_x = Math.max(0, base_x - step);
@@ -295,6 +309,10 @@ function keydown(e) {
     case 220: // \
       midi.enable(trigger_index);
       break;
+    case 187: // \
+      scaleMode += 1;
+      rebuild();
+      break;
   }
 }
 window.addEventListener("keydown", keydown, true);