Source identity
| Field | Recorded value |
|---|---|
| Source type | archive member |
| Original record | index.html |
| Date | Not specified in source |
| Path or archive member | archives/libsrc-1c3f88063121/NETLIFY_AI_RECOVERY_2026-10-14_21-10-49/sites/janady13__ai-music-interaction-studio__ea9c1115-2d96-46cc-9140-389dd03d9031/originals/deploy_699b50b7e8085e34b2900028/index.html |
| Original SHA-256 | 357da1bef977840a35ff3c52bbee54a1aea7dccbb49f07580a9961d30615d98f |
| Reading-copy SHA-256 | 357da1bef977840a35ff3c52bbee54a1aea7dccbb49f07580a9961d30615d98f |
| Archive source | {"sourceId": "libsrc-1c3f88063121", "member": "NETLIFY_AI_RECOVERY_2026-10-14_21-10-49/sites/janady13__ai-music-interaction-studio__ea9c1115-2d96-46cc-9140-389dd03d9031/originals/deploy_699b50b7e8085e34b2900028/index.html"} |
Every recorded occurrence
These 2 records contain identical original source bytes. Their paths and revisions remain part of the archive.
| Original record | Branch or archive | Revision / identifier | Original location |
|---|---|---|---|
| index.html | {"sourceId": "libsrc-1c3f88063121", "member": "NETLIFY_AI_RECOVERY_2026-10-14_21-10-49/sites/janady13__ai-music-interaction-studio__ea9c1115-2d96-46cc-9140-389dd03d9031/originals/deploy_699b50b7e8085e34b2900028/index.html"} | libsrc-808c55fb33e8 | archives/libsrc-1c3f88063121/NETLIFY_AI_RECOVERY_2026-10-14_21-10-49/sites/janady13__ai-music-interaction-studio__ea9c1115-2d96-46cc-9140-389dd03d9031/originals/deploy_699b50b7e8085e34b2900028/index.html |
| 2ce818048c880dbad1bd5dbfe8cd18f608253c19 | {"sourceId": "libsrc-1c3f88063121", "member": "NETLIFY_AI_RECOVERY_2026-10-14_21-10-49/sites/janady13__ai-music-interaction-studio__ea9c1115-2d96-46cc-9140-389dd03d9031/originals/.content_store/2c/2ce818048c880dbad1bd5dbfe8cd18f608253c19"} | libsrc-b496e6ff6438 | archives/libsrc-1c3f88063121/NETLIFY_AI_RECOVERY_2026-10-14_21-10-49/sites/janady13__ai-music-interaction-studio__ea9c1115-2d96-46cc-9140-389dd03d9031/originals/.content_store/2c/2ce818048c880dbad1bd5dbfe8cd18f608253c19 |
Recovered source transcript
Download complete source text ↓2,059 lines · 88.3 KB
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>AI Music Interaction | Professional Studio</title>
<link rel="preconnect" href="https://fonts.googleapis.com">
<link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
<link href="https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=JetBrains+Mono:wght@400;500&family=Roboto+Condensed:wght@400;500;700&display=swap" rel="stylesheet">
<style>
:root {
--bg-console: #1a1a1a;
--bg-panel: #232323;
--bg-channel: #2a2a2a;
--bg-dark: #141414;
--bg-meter: #0a0a0a;
--surface-1: #2d2d2d;
--surface-2: #333333;
--surface-3: #3a3a3a;
--border-dark: #1a1a1a;
--border-light: #404040;
--text-primary: #e8e8e8;
--text-secondary: #999;
--text-dim: #666;
--text-label: #777;
--accent-blue: #4a90d9;
--accent-green: #4ade80;
--accent-amber: #fbbf24;
--accent-red: #ef4444;
--accent-cyan: #22d3ee;
--meter-green: #22c55e;
--meter-yellow: #eab308;
--meter-orange: #f97316;
--meter-red: #dc2626;
--led-on: #4ade80;
--led-off: #1a3a1a;
--knob-bg: linear-gradient(145deg, #3a3a3a 0%, #252525 100%);
--knob-ring: #1a1a1a;
--fader-track: #1a1a1a;
--fader-cap: linear-gradient(180deg, #4a4a4a 0%, #333 50%, #4a4a4a 100%);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
font-family: 'Roboto Condensed', 'Inter', system-ui, sans-serif;
background: var(--bg-console);
color: var(--text-primary);
min-height: 100vh;
overflow-x: hidden;
-webkit-font-smoothing: antialiased;
}
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--bg-dark); }
::-webkit-scrollbar-thumb { background: var(--surface-2); border-radius: 4px; }
.header {
background: linear-gradient(180deg, #2a2a2a 0%, #1f1f1f 100%);
border-bottom: 2px solid #141414;
padding: 8px 16px;
display: flex;
align-items: center;
justify-content: space-between;
box-shadow: 0 2px 8px rgba(0,0,0,0.4);
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo-badge {
background: linear-gradient(135deg, #333 0%, #222 100%);
border: 1px solid #444;
border-radius: 4px;
padding: 6px 12px;
box-shadow: inset 0 1px 0 rgba(255,255,255,0.05);
}
.logo-text { font-size: 14px; font-weight: 700; color: var(--text-primary); letter-spacing: 2px; text-transform: uppercase; }
.logo-sub { font-size: 9px; color: var(--text-dim); letter-spacing: 1px; }
.transport {
display: flex;
align-items: center;
gap: 4px;
background: var(--bg-dark);
padding: 4px;
border-radius: 4px;
border: 1px solid var(--border-light);
}
.transport-btn {
width: 36px;
height: 32px;
background: linear-gradient(180deg, #3a3a3a 0%, #2a2a2a 100%);
border: 1px solid #444;
border-radius: 3px;
color: var(--text-secondary);
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
font-size: 12px;
transition: all 0.1s;
}
.transport-btn:hover { background: linear-gradient(180deg, #444 0%, #333 100%); color: var(--text-primary); }
.transport-btn:active { background: linear-gradient(180deg, #2a2a2a 0%, #3a3a3a 100%); }
.transport-btn.play { color: var(--accent-green); }
.transport-btn.stop { color: var(--accent-amber); }
.transport-btn.record { color: var(--accent-red); }
.transport-btn.active { background: var(--accent-red); color: white; }
.time-display {
background: #0a0a0a;
border: 2px solid #333;
border-radius: 4px;
padding: 8px 16px;
font-family: 'JetBrains Mono', monospace;
box-shadow: inset 0 2px 8px rgba(0,0,0,0.6);
}
.time-value { font-size: 24px; font-weight: 500; color: var(--accent-green); text-shadow: 0 0 10px rgba(74, 222, 128, 0.5); letter-spacing: 2px; }
.time-label { font-size: 9px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }
.tempo-section { display: flex; align-items: center; gap: 8px; }
.tempo-display {
background: #0a0a0a;
border: 2px solid #333;
border-radius: 4px;
padding: 6px 12px;
text-align: center;
box-shadow: inset 0 2px 8px rgba(0,0,0,0.6);
}
.tempo-value { font-family: 'JetBrains Mono', monospace; font-size: 18px; color: var(--accent-amber); text-shadow: 0 0 8px rgba(251, 191, 36, 0.4); }
.tempo-label { font-size: 8px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }
.tempo-btns { display: flex; flex-direction: column; gap: 2px; }
.tempo-btn {
width: 20px;
height: 14px;
background: var(--surface-2);
border: 1px solid var(--border-light);
border-radius: 2px;
color: var(--text-dim);
cursor: pointer;
font-size: 8px;
display: flex;
align-items: center;
justify-content: center;
}
.tempo-btn:hover { background: var(--surface-3); color: var(--text-primary); }
.main-container {
display: grid;
grid-template-columns: 220px 1fr 260px;
height: calc(100vh - 60px);
}
.browser-panel {
background: var(--bg-panel);
border-right: 1px solid var(--border-dark);
display: flex;
flex-direction: column;
}
.panel-header {
background: linear-gradient(180deg, #2d2d2d 0%, #252525 100%);
padding: 10px 12px;
border-bottom: 1px solid var(--border-dark);
display: flex;
align-items: center;
gap: 8px;
}
.panel-title { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; color: var(--text-secondary); }
.panel-content { flex: 1; overflow-y: auto; padding: 8px; }
.browser-section { margin-bottom: 12px; }
.browser-section-title { font-size: 9px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; color: var(--text-dim); padding: 4px 8px; margin-bottom: 4px; }
.instrument-list { display: flex; flex-direction: column; gap: 2px; }
.instrument-item {
display: flex;
align-items: center;
gap: 8px;
padding: 8px 10px;
background: transparent;
border: 1px solid transparent;
border-radius: 3px;
cursor: pointer;
transition: all 0.1s;
}
.instrument-item:hover { background: var(--surface-1); border-color: var(--border-light); }
.instrument-item.active { background: rgba(74, 144, 217, 0.15); border-color: var(--accent-blue); }
.inst-icon {
width: 24px;
height: 24px;
background: var(--surface-2);
border-radius: 3px;
display: flex;
align-items: center;
justify-content: center;
font-size: 10px;
color: var(--text-secondary);
border: 1px solid var(--border-light);
}
.instrument-item.active .inst-icon { background: var(--accent-blue); color: white; border-color: var(--accent-blue); }
.inst-name { font-size: 12px; font-weight: 500; color: var(--text-secondary); }
.instrument-item.active .inst-name { color: var(--accent-blue); }
.synth-controls { padding: 12px; border-top: 1px solid var(--border-dark); background: var(--bg-dark); }
.control-row { margin-bottom: 12px; }
.control-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 6px; }
.control-name { font-size: 9px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; color: var(--text-dim); }
.control-readout { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--accent-cyan); background: var(--bg-meter); padding: 2px 6px; border-radius: 2px; }
input[type="range"] {
width: 100%;
height: 6px;
-webkit-appearance: none;
background: var(--fader-track);
border-radius: 3px;
border: 1px solid var(--border-dark);
}
input[type="range"]::-webkit-slider-thumb {
-webkit-appearance: none;
width: 14px;
height: 14px;
background: var(--fader-cap);
border: 1px solid #555;
border-radius: 2px;
cursor: pointer;
box-shadow: 0 2px 4px rgba(0,0,0,0.4);
}
.center-area { display: flex; flex-direction: column; background: var(--bg-console); }
.visualizer-section {
background: var(--bg-dark);
border-bottom: 1px solid var(--border-dark);
padding: 12px;
display: flex;
gap: 12px;
}
.viz-panel {
flex: 1;
background: #0a0a0a;
border: 2px solid #2a2a2a;
border-radius: 4px;
padding: 8px;
position: relative;
}
.viz-panel canvas { width: 100%; height: 80px; display: block; }
.viz-title { position: absolute; top: 6px; left: 10px; font-size: 8px; text-transform: uppercase; letter-spacing: 1px; color: var(--text-dim); }
.tab-bar {
display: flex;
background: linear-gradient(180deg, #2a2a2a 0%, #222 100%);
border-bottom: 1px solid var(--border-dark);
}
.tab-btn {
padding: 10px 20px;
background: transparent;
border: none;
color: var(--text-dim);
font-family: inherit;
font-size: 11px;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 1px;
cursor: pointer;
border-bottom: 2px solid transparent;
transition: all 0.1s;
}
.tab-btn:hover { color: var(--text-secondary); }
.tab-btn.active { color: var(--accent-blue); border-bottom-color: var(--accent-blue); background: rgba(74, 144, 217, 0.05); }
.tab-content { flex: 1; overflow: auto; }
.tab-panel { display: none; }
.tab-panel.active { display: block; }
.piano-section { padding: 16px; background: var(--bg-panel); }
.piano-container {
background: linear-gradient(180deg, #1a1a1a 0%, #141414 100%);
border: 2px solid #333;
border-radius: 6px;
padding: 16px;
box-shadow: inset 0 4px 12px rgba(0,0,0,0.4);
}
.octave-info { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.octave-label { font-size: 10px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 1px; }
.octave-btns { display: flex; gap: 4px; }
.octave-btn {
width: 28px;
height: 24px;
background: var(--surface-2);
border: 1px solid var(--border-light);
border-radius: 3px;
color: var(--text-secondary);
font-size: 10px;
cursor: pointer;
}
.octave-btn:hover { background: var(--surface-3); }
.keyboard { display: flex; justify-content: center; position: relative; height: 140px; user-select: none; }
.white-keys { display: flex; gap: 2px; }
.key { position: relative; cursor: pointer; transition: all 0.05s; }
.key.white {
width: 36px;
height: 140px;
background: linear-gradient(180deg, #f5f5f5 0%, #e0e0e0 85%, #ccc 100%);
border: 1px solid #aaa;
border-radius: 0 0 4px 4px;
box-shadow: 0 4px 8px rgba(0,0,0,0.3), inset 0 -2px 4px rgba(0,0,0,0.1);
}
.key.white:hover { background: linear-gradient(180deg, #fff 0%, #f0f0f0 85%, #ddd 100%); }
.key.white:active, .key.white.active {
background: linear-gradient(180deg, #e8e8e8 0%, #d8d8d8 85%, #c0c0c0 100%);
box-shadow: 0 2px 4px rgba(0,0,0,0.3), inset 0 2px 4px rgba(0,0,0,0.1);
transform: translateY(2px);
}
.key.black {
position: absolute;
width: 24px;
height: 90px;
background: linear-gradient(180deg, #2a2a2a 0%, #1a1a1a 85%, #0a0a0a 100%);
border: 1px solid #111;
border-radius: 0 0 3px 3px;
z-index: 2;
box-shadow: 0 4px 8px rgba(0,0,0,0.5), inset 0 -2px 4px rgba(255,255,255,0.05);
}
.key.black:hover { background: linear-gradient(180deg, #333 0%, #222 85%, #111 100%); }
.key.black:active, .key.black.active {
background: linear-gradient(180deg, #222 0%, #1a1a1a 85%, #0a0a0a 100%);
transform: translateY(2px);
box-shadow: 0 2px 4px rgba(0,0,0,0.5);
}
.key-label { position: absolute; bottom: 8px; left: 50%; transform: translateX(-50%); font-size: 9px; color: #888; font-weight: 500; }
.key.black .key-label { color: #555; bottom: 6px; }
.drum-section { padding: 16px; }
.drum-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; }
.drum-title { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; color: var(--text-secondary); }
.sequencer {
background: var(--bg-dark);
border: 1px solid var(--border-dark);
border-radius: 4px;
padding: 12px;
}
.seq-header { display: flex; margin-bottom: 8px; padding-left: 80px; }
.step-num { width: 28px; text-align: center; font-size: 9px; color: var(--text-dim); font-family: 'JetBrains Mono', monospace; }
.step-num.beat { color: var(--accent-amber); }
.seq-row { display: flex; align-items: center; margin-bottom: 4px; }
.drum-label { width: 80px; font-size: 10px; color: var(--text-secondary); font-weight: 500; cursor: pointer; }
.drum-label:hover { color: var(--accent-blue); }
.seq-steps { display: flex; gap: 2px; }
.seq-step {
width: 26px;
height: 26px;
background: var(--surface-1);
border: 1px solid var(--border-dark);
border-radius: 3px;
cursor: pointer;
transition: all 0.1s;
}
.seq-step:hover { background: var(--surface-2); }
.seq-step.active { background: var(--accent-blue); border-color: var(--accent-blue); box-shadow: 0 0 8px rgba(74, 144, 217, 0.4); }
.seq-step.playing { box-shadow: 0 0 12px rgba(74, 222, 128, 0.6); }
.seq-step.beat-marker { border-color: var(--border-light); }
.pattern-controls {
display: flex;
gap: 8px;
margin-top: 12px;
padding-top: 12px;
border-top: 1px solid var(--border-dark);
}
.pattern-btn {
padding: 8px 16px;
background: var(--surface-1);
border: 1px solid var(--border-light);
border-radius: 3px;
color: var(--text-secondary);
font-size: 10px;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.5px;
cursor: pointer;
}
.pattern-btn:hover { background: var(--surface-2); }
.mixer-panel {
background: linear-gradient(180deg, #222 0%, #1a1a1a 100%);
border-left: 1px solid var(--border-dark);
display: flex;
flex-direction: column;
}
.channel-strips {
flex: 1;
display: flex;
gap: 1px;
padding: 8px;
background: var(--bg-dark);
overflow-x: auto;
}
.channel-strip {
width: 76px;
min-width: 76px;
background: linear-gradient(180deg, #2a2a2a 0%, #222 100%);
border: 1px solid var(--border-dark);
border-radius: 4px;
padding: 8px 6px;
display: flex;
flex-direction: column;
align-items: center;
gap: 6px;
}
.channel-name {
font-size: 9px;
font-weight: 600;
text-transform: uppercase;
letter-spacing: 0.5px;
color: var(--text-secondary);
text-align: center;
width: 100%;
padding-bottom: 6px;
border-bottom: 1px solid var(--border-dark);
}
.knob-container { display: flex; flex-direction: column; align-items: center; gap: 4px; }
.knob {
width: 36px;
height: 36px;
background: var(--knob-bg);
border-radius: 50%;
border: 2px solid var(--knob-ring);
position: relative;
cursor: pointer;
box-shadow: 0 2px 8px rgba(0,0,0,0.4), inset 0 1px 0 rgba(255,255,255,0.1);
user-select: none;
}
.knob::after {
content: '';
position: absolute;
top: 6px;
left: 50%;
width: 2px;
height: 10px;
background: var(--text-primary);
border-radius: 1px;
transform-origin: center 12px;
transform: translateX(-50%) rotate(var(--rotation, 0deg));
}
.knob:hover { border-color: var(--accent-blue); }
.knob.active { border-color: var(--accent-cyan); box-shadow: 0 0 8px rgba(34, 211, 238, 0.3); }
.knob-label { font-size: 8px; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.5px; }
.knob-value { font-family: 'JetBrains Mono', monospace; font-size: 8px; color: var(--accent-cyan); }
.meter-container { width: 100%; display: flex; gap: 4px; justify-content: center; }
.vu-meter {
width: 10px;
height: 80px;
background: var(--bg-meter);
border: 1px solid var(--border-dark);
border-radius: 2px;
position: relative;
overflow: hidden;
display: flex;
flex-direction: column-reverse;
}
.vu-level {
width: 100%;
background: linear-gradient(to top,
var(--meter-green) 0%,
var(--meter-green) 60%,
var(--meter-yellow) 60%,
var(--meter-yellow) 80%,
var(--meter-orange) 80%,
var(--meter-orange) 90%,
var(--meter-red) 90%);
transition: height 0.05s;
}
.fader-container {
width: 100%;
display: flex;
flex-direction: column;
align-items: center;
gap: 4px;
position: relative;
height: 110px;
}
.fader-track {
width: 6px;
height: 90px;
background: var(--fader-track);
border-radius: 3px;
position: relative;
border: 1px solid var(--border-dark);
}
.fader-fill {
position: absolute;
bottom: 0;
width: 100%;
background: linear-gradient(to top, var(--accent-blue) 0%, var(--accent-cyan) 100%);
border-radius: 3px;
transition: height 0.05s;
}
.fader-handle {
position: absolute;
width: 24px;
height: 10px;
background: var(--fader-cap);
border: 1px solid #555;
border-radius: 2px;
left: 50%;
transform: translateX(-50%);
cursor: ns-resize;
box-shadow: 0 2px 4px rgba(0,0,0,0.4);
z-index: 2;
}
.fader-handle:hover { background: linear-gradient(180deg, #5a5a5a 0%, #444 50%, #5a5a5a 100%); }
.fader-db { font-family: 'JetBrains Mono', monospace; font-size: 9px; color: var(--accent-cyan); }
.channel-btns { display: flex; gap: 4px; margin-top: auto; }
.ch-btn {
width: 24px;
height: 20px;
font-size: 8px;
font-weight: 700;
border: 1px solid var(--border-dark);
border-radius: 2px;
cursor: pointer;
display: flex;
align-items: center;
justify-content: center;
}
.ch-btn.mute { background: var(--surface-1); color: var(--text-dim); }
.ch-btn.mute.active { background: var(--accent-amber); color: #000; border-color: var(--accent-amber); }
.ch-btn.solo { background: var(--surface-1); color: var(--text-dim); }
.ch-btn.solo.active { background: var(--accent-green); color: #000; border-color: var(--accent-green); }
.effects-section {
padding: 12px;
border-top: 1px solid var(--border-dark);
background: var(--bg-panel);
}
.effects-header { font-size: 9px; font-weight: 600; text-transform: uppercase; letter-spacing: 1px; color: var(--text-dim); margin-bottom: 10px; }
.fx-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 6px; }
.fx-module {
background: var(--bg-dark);
border: 1px solid var(--border-dark);
border-radius: 4px;
padding: 8px;
}
.fx-module.active { border-color: var(--accent-blue); }
.fx-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.fx-name { font-size: 9px; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.5px; }
.fx-toggle {
width: 12px;
height: 12px;
background: var(--led-off);
border-radius: 50%;
cursor: pointer;
border: 1px solid var(--border-dark);
}
.fx-toggle.active { background: var(--led-on); box-shadow: 0 0 8px var(--led-on); }
.fx-knobs { display: flex; justify-content: space-around; gap: 8px; }
.fx-knob-wrap { display: flex; flex-direction: column; align-items: center; gap: 2px; }
.mini-knob {
width: 28px;
height: 28px;
background: var(--knob-bg);
border-radius: 50%;
border: 2px solid var(--knob-ring);
position: relative;
cursor: pointer;
user-select: none;
}
.mini-knob::after {
content: '';
position: absolute;
top: 4px;
left: 50%;
width: 2px;
height: 8px;
background: var(--text-primary);
border-radius: 1px;
transform-origin: center 10px;
transform: translateX(-50%) rotate(var(--rotation, 0deg));
}
.mini-knob:hover { border-color: var(--accent-blue); }
.mini-knob-label { font-size: 7px; color: var(--text-dim); text-transform: uppercase; }
.master-section {
padding: 12px;
background: linear-gradient(180deg, #1f1f1f 0%, #181818 100%);
border-top: 2px solid var(--accent-red);
}
.master-label { font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--accent-red); text-align: center; margin-bottom: 8px; }
.master-meters { display: flex; justify-content: center; gap: 8px; margin-bottom: 8px; }
.master-meter {
width: 16px;
height: 80px;
background: var(--bg-meter);
border: 1px solid var(--border-dark);
border-radius: 2px;
position: relative;
overflow: hidden;
}
.master-level {
position: absolute;
bottom: 0;
width: 100%;
background: linear-gradient(to top,
var(--meter-green) 0%,
var(--meter-green) 60%,
var(--meter-yellow) 60%,
var(--meter-yellow) 80%,
var(--meter-red) 80%);
}
.master-fader { display: flex; justify-content: center; align-items: center; gap: 8px; }
.master-fader input[type="range"] { width: 120px; }
.master-db { font-family: 'JetBrains Mono', monospace; font-size: 10px; color: var(--accent-cyan); min-width: 45px; }
</style>
</head>
<body>
<header class="header">
<div class="logo">
<div class="logo-badge">
<div class="logo-text">AI Music</div>
<div class="logo-sub">Professional Studio</div>
</div>
</div>
<div class="transport">
<button class="transport-btn" onclick="rewind()">⏮</button>
<button class="transport-btn stop" onclick="stopAll()">■</button>
<button class="transport-btn play" id="playBtn" onclick="togglePlay()">▶</button>
<button class="transport-btn record" id="recBtn" onclick="toggleRecord()">●</button>
<button class="transport-btn" onclick="forward()">⏭</button>
</div>
<div class="tempo-section">
<div class="tempo-display">
<div class="tempo-value" id="tempoValue">120</div>
<div class="tempo-label">BPM</div>
</div>
<div class="tempo-btns">
<button class="tempo-btn" onclick="changeTempo(1)">▲</button>
<button class="tempo-btn" onclick="changeTempo(-1)">▼</button>
</div>
</div>
<div class="time-display">
<div class="time-value" id="timeDisplay">00:00:00</div>
<div class="time-label">Time</div>
</div>
</header>
<div class="main-container">
<div class="browser-panel">
<div class="panel-header">
<span class="panel-title">Instruments</span>
</div>
<div class="panel-content">
<div class="browser-section">
<div class="browser-section-title">Synthesizers</div>
<div class="instrument-list" id="synthList"></div>
</div>
<div class="browser-section">
<div class="browser-section-title">Keyboards</div>
<div class="instrument-list" id="keyboardList"></div>
</div>
<div class="browser-section">
<div class="browser-section-title">Bass & Lead</div>
<div class="instrument-list" id="bassLeadList"></div>
</div>
</div>
<div class="synth-controls">
<div class="control-row">
<div class="control-header">
<span class="control-name">Attack</span>
<span class="control-readout" id="attackVal">20ms</span>
</div>
<input type="range" id="attackSlider" min="1" max="1000" value="20" oninput="updateADSR()">
</div>
<div class="control-row">
<div class="control-header">
<span class="control-name">Decay</span>
<span class="control-readout" id="decayVal">100ms</span>
</div>
<input type="range" id="decaySlider" min="1" max="2000" value="100" oninput="updateADSR()">
</div>
<div class="control-row">
<div class="control-header">
<span class="control-name">Sustain</span>
<span class="control-readout" id="sustainVal">70%</span>
</div>
<input type="range" id="sustainSlider" min="0" max="100" value="70" oninput="updateADSR()">
</div>
<div class="control-row">
<div class="control-header">
<span class="control-name">Release</span>
<span class="control-readout" id="releaseVal">300ms</span>
</div>
<input type="range" id="releaseSlider" min="10" max="3000" value="300" oninput="updateADSR()">
</div>
<div class="control-row">
<div class="control-header">
<span class="control-name">Filter</span>
<span class="control-readout" id="filterVal">8000Hz</span>
</div>
<input type="range" id="filterSlider" min="100" max="20000" value="8000" oninput="updateFilter()">
</div>
<div class="control-row">
<div class="control-header">
<span class="control-name">Resonance</span>
<span class="control-readout" id="resVal">1.0</span>
</div>
<input type="range" id="resSlider" min="0" max="20" value="1" step="0.1" oninput="updateFilter()">
</div>
</div>
</div>
<div class="center-area">
<div class="visualizer-section">
<div class="viz-panel">
<span class="viz-title">Waveform</span>
<canvas id="waveformCanvas"></canvas>
</div>
<div class="viz-panel">
<span class="viz-title">Spectrum</span>
<canvas id="spectrumCanvas"></canvas>
</div>
</div>
<div class="tab-bar">
<button class="tab-btn active" onclick="showTab('piano')">Keyboard</button>
<button class="tab-btn" onclick="showTab('drums')">Drum Machine</button>
<button class="tab-btn" onclick="showTab('arpeggiator')">Arpeggiator</button>
</div>
<div class="tab-content">
<div class="tab-panel active" id="pianoPanel">
<div class="piano-section">
<div class="piano-container">
<div class="octave-info">
<span class="octave-label">Octave: <span id="octaveDisplay">4</span></span>
<div class="octave-btns">
<button class="octave-btn" onclick="changeOctave(-1)">−</button>
<button class="octave-btn" onclick="changeOctave(1)">+</button>
</div>
</div>
<div class="keyboard" id="keyboard"></div>
</div>
</div>
</div>
<div class="tab-panel" id="drumsPanel">
<div class="drum-section">
<div class="drum-header">
<span class="drum-title">Step Sequencer</span>
</div>
<div class="sequencer" id="sequencer"></div>
<div class="pattern-controls">
<button class="pattern-btn" onclick="clearPattern()">Clear</button>
<button class="pattern-btn" onclick="loadPattern('basic')">Basic</button>
<button class="pattern-btn" onclick="loadPattern('hiphop')">Hip-Hop</button>
<button class="pattern-btn" onclick="loadPattern('house')">House</button>
<button class="pattern-btn" onclick="loadPattern('dnb')">D&B</button>
<button class="pattern-btn" onclick="loadPattern('trap')">Trap</button>
</div>
</div>
</div>
<div class="tab-panel" id="arpeggiatorPanel">
<div class="drum-section">
<div class="drum-header">
<span class="drum-title">Arpeggiator</span>
</div>
<div class="pattern-controls" style="flex-wrap: wrap; gap: 12px;">
<div class="control-row" style="flex: 1; min-width: 150px;">
<div class="control-header"><span class="control-name">Pattern</span></div>
<select id="arpPattern" style="width: 100%; padding: 8px; background: var(--surface-1); border: 1px solid var(--border-light); border-radius: 3px; color: var(--text-primary);">
<option value="up">Up</option>
<option value="down">Down</option>
<option value="updown">Up-Down</option>
<option value="random">Random</option>
</select>
</div>
<div class="control-row" style="flex: 1; min-width: 150px;">
<div class="control-header">
<span class="control-name">Rate</span>
<span class="control-readout" id="arpRateVal">1/8</span>
</div>
<input type="range" id="arpRate" min="0" max="4" value="2" oninput="updateArpRate()">
</div>
<div class="control-row" style="flex: 1; min-width: 150px;">
<div class="control-header">
<span class="control-name">Octaves</span>
<span class="control-readout" id="arpOctVal">2</span>
</div>
<input type="range" id="arpOctaves" min="1" max="4" value="2" oninput="updateArpOctaves()">
</div>
<button class="pattern-btn" id="arpToggle" onclick="toggleArpeggiator()" style="height: 40px;">Start Arp</button>
</div>
</div>
</div>
</div>
</div>
<div class="mixer-panel">
<div class="panel-header">
<span class="panel-title">Mixer</span>
</div>
<div class="channel-strips" id="channelStrips"></div>
<div class="effects-section">
<div class="effects-header">Effects</div>
<div class="fx-grid" id="fxGrid"></div>
</div>
<div class="master-section">
<div class="master-label">Master</div>
<div class="master-meters">
<div class="master-meter"><div class="master-level" id="masterL" style="height: 0%"></div></div>
<div class="master-meter"><div class="master-level" id="masterR" style="height: 0%"></div></div>
</div>
<div class="master-fader">
<input type="range" id="masterVol" min="0" max="100" value="80" oninput="updateMasterVol()">
<span class="master-db" id="masterDb">0.0 dB</span>
</div>
</div>
</div>
</div>
<script>
// Knob Controller Class
class KnobController {
constructor() {
this.activeKnob = null;
this.startY = 0;
this.startValue = 0;
this.sensitivity = 0.5;
document.addEventListener('mousemove', this.onMouseMove.bind(this));
document.addEventListener('mouseup', this.onMouseUp.bind(this));
}
attach(element, options) {
element.dataset.value = options.value || 0;
element.dataset.min = options.min || 0;
element.dataset.max = options.max || 100;
this.updateKnobVisual(element);
element.addEventListener('mousedown', (e) => {
e.preventDefault();
this.activeKnob = element;
this.startY = e.clientY;
this.startValue = parseFloat(element.dataset.value);
element.classList.add('active');
});
element.addEventListener('dblclick', () => {
element.dataset.value = options.default || ((options.max + options.min) / 2);
this.updateKnobVisual(element);
if (options.onChange) options.onChange(parseFloat(element.dataset.value));
});
element._onChange = options.onChange;
}
onMouseMove(e) {
if (!this.activeKnob) return;
const delta = (this.startY - e.clientY) * this.sensitivity;
const min = parseFloat(this.activeKnob.dataset.min);
const max = parseFloat(this.activeKnob.dataset.max);
const range = max - min;
const newValue = Math.max(min, Math.min(max, this.startValue + (delta / 100) * range));
this.activeKnob.dataset.value = newValue;
this.updateKnobVisual(this.activeKnob);
if (this.activeKnob._onChange) {
this.activeKnob._onChange(newValue);
}
}
onMouseUp() {
if (this.activeKnob) {
this.activeKnob.classList.remove('active');
this.activeKnob = null;
}
}
updateKnobVisual(element) {
const value = parseFloat(element.dataset.value);
const min = parseFloat(element.dataset.min);
const max = parseFloat(element.dataset.max);
const percent = (value - min) / (max - min);
const rotation = -135 + (percent * 270);
element.style.setProperty('--rotation', rotation + 'deg');
}
}
const knobController = new KnobController();
// Fader Controller Class
class FaderController {
constructor() {
this.activeFader = null;
this.startY = 0;
this.startValue = 0;
document.addEventListener('mousemove', this.onMouseMove.bind(this));
document.addEventListener('mouseup', this.onMouseUp.bind(this));
}
attach(track, handle, fill, dbDisplay, options) {
const state = { value: options.value || 80 };
this.updateFaderVisual(track, handle, fill, dbDisplay, state.value);
handle.addEventListener('mousedown', (e) => {
e.preventDefault();
this.activeFader = { track, handle, fill, dbDisplay, state, options };
this.startY = e.clientY;
this.startValue = state.value;
});
return state;
}
onMouseMove(e) {
if (!this.activeFader) return;
const { track, handle, fill, dbDisplay, state, options } = this.activeFader;
const trackHeight = track.offsetHeight - handle.offsetHeight;
const delta = (this.startY - e.clientY) / trackHeight * 100;
const newValue = Math.max(0, Math.min(100, this.startValue + delta));
state.value = newValue;
this.updateFaderVisual(track, handle, fill, dbDisplay, newValue);
if (options.onChange) options.onChange(newValue);
}
onMouseUp() {
this.activeFader = null;
}
updateFaderVisual(track, handle, fill, dbDisplay, value) {
const trackHeight = track.offsetHeight - handle.offsetHeight;
const position = (value / 100) * trackHeight;
handle.style.bottom = position + 'px';
fill.style.height = value + '%';
if (dbDisplay) {
const db = value === 0 ? '-∞' : (20 * Math.log10(value / 80)).toFixed(1);
dbDisplay.textContent = db === '-∞' ? '-∞ dB' : db + ' dB';
}
}
}
const faderController = new FaderController();
// Audio Engine
class AudioEngine {
constructor() {
this.ctx = null;
this.masterGain = null;
this.analyser = null;
this.compressor = null;
this.activeNotes = new Map();
this.currentInstrument = 'synth';
this.octave = 4;
this.filterCutoff = 8000;
this.filterQ = 1;
this.channels = {
synth: { gain: null, pan: null, muted: false, solo: false, level: 80 },
drums: { gain: null, pan: null, muted: false, solo: false, level: 80 },
fx: { gain: null, pan: null, muted: false, solo: false, level: 60 }
};
this.effects = {
reverb: { enabled: true, mix: 0.3, decay: 0.5 },
delay: { enabled: false, time: 0.25, feedback: 0.3 },
chorus: { enabled: false, rate: 1.5, depth: 0.3 },
distortion: { enabled: false, amount: 0.3, tone: 0.5 }
};
this.instruments = {
synth: { wave: 'sawtooth', attack: 0.02, decay: 0.1, sustain: 0.7, release: 0.3, category: 'synth', label: 'Analog Synth' },
supersaw: { wave: 'sawtooth', attack: 0.01, decay: 0.15, sustain: 0.8, release: 0.4, detune: 15, voices: 5, category: 'synth', label: 'Supersaw' },
square: { wave: 'square', attack: 0.01, decay: 0.1, sustain: 0.6, release: 0.2, category: 'synth', label: 'Square Lead' },
piano: { wave: 'triangle', attack: 0.005, decay: 0.5, sustain: 0.3, release: 0.8, detune: 3, category: 'keyboard', label: 'Acoustic Piano' },
epiano: { wave: 'sine', attack: 0.01, decay: 0.3, sustain: 0.5, release: 0.6, fm: true, category: 'keyboard', label: 'Electric Piano' },
organ: { wave: 'sine', attack: 0.01, decay: 0.01, sustain: 1, release: 0.1, harmonics: true, category: 'keyboard', label: 'Organ' },
clavinet: { wave: 'square', attack: 0.001, decay: 0.2, sustain: 0.4, release: 0.15, category: 'keyboard', label: 'Clavinet' },
bass: { wave: 'sawtooth', attack: 0.01, decay: 0.2, sustain: 0.6, release: 0.15, category: 'basslead', label: 'Synth Bass' },
subbass: { wave: 'sine', attack: 0.02, decay: 0.3, sustain: 0.8, release: 0.2, category: 'basslead', label: 'Sub Bass' },
lead: { wave: 'square', attack: 0.01, decay: 0.15, sustain: 0.5, release: 0.2, category: 'basslead', label: 'Square Lead' },
pluck: { wave: 'triangle', attack: 0.001, decay: 0.3, sustain: 0.05, release: 0.4, category: 'basslead', label: 'Pluck' },
strings: { wave: 'sawtooth', attack: 0.3, decay: 0.2, sustain: 0.8, release: 0.8, detune: 5, category: 'basslead', label: 'Strings' },
pad: { wave: 'sine', attack: 0.8, decay: 0.3, sustain: 0.7, release: 1.5, detune: 8, category: 'basslead', label: 'Warm Pad' },
brass: { wave: 'sawtooth', attack: 0.08, decay: 0.2, sustain: 0.6, release: 0.3, category: 'basslead', label: 'Brass' }
};
}
init() {
if (this.ctx) return;
this.ctx = new (window.AudioContext || window.webkitAudioContext)();
this.analyser = this.ctx.createAnalyser();
this.analyser.fftSize = 2048;
this.compressor = this.ctx.createDynamicsCompressor();
this.compressor.threshold.value = -24;
this.compressor.knee.value = 30;
this.compressor.ratio.value = 12;
this.compressor.attack.value = 0.003;
this.compressor.release.value = 0.25;
this.masterGain = this.ctx.createGain();
this.masterGain.gain.value = 0.8;
// Create channel gains
Object.keys(this.channels).forEach(ch => {
this.channels[ch].gain = this.ctx.createGain();
this.channels[ch].gain.gain.value = this.channels[ch].level / 100;
this.channels[ch].pan = this.ctx.createStereoPanner();
this.channels[ch].pan.pan.value = 0;
this.channels[ch].gain.connect(this.channels[ch].pan);
this.channels[ch].pan.connect(this.compressor);
});
// Reverb
this.reverbGain = this.ctx.createGain();
this.reverbGain.gain.value = this.effects.reverb.mix;
this.convolver = this.ctx.createConvolver();
this.createReverbIR();
this.reverbGain.connect(this.convolver);
this.convolver.connect(this.channels.fx.gain);
// Delay
this.delayNode = this.ctx.createDelay(1);
this.delayNode.delayTime.value = this.effects.delay.time;
this.delayFeedback = this.ctx.createGain();
this.delayFeedback.gain.value = this.effects.delay.feedback;
this.delayMix = this.ctx.createGain();
this.delayMix.gain.value = 0;
this.delayNode.connect(this.delayFeedback);
this.delayFeedback.connect(this.delayNode);
this.delayNode.connect(this.delayMix);
this.delayMix.connect(this.channels.fx.gain);
// Distortion
this.distortion = this.ctx.createWaveShaper();
this.distortion.curve = this.makeDistortionCurve(0);
this.distortionGain = this.ctx.createGain();
this.distortionGain.gain.value = 0;
this.compressor.connect(this.masterGain);
this.masterGain.connect(this.analyser);
this.analyser.connect(this.ctx.destination);
this.startVisualizer();
}
makeDistortionCurve(amount) {
const k = amount * 100;
const samples = 44100;
const curve = new Float32Array(samples);
for (let i = 0; i < samples; i++) {
const x = (i * 2) / samples - 1;
curve[i] = ((3 + k) * x * 20 * (Math.PI / 180)) / (Math.PI + k * Math.abs(x));
}
return curve;
}
createReverbIR() {
const sampleRate = this.ctx.sampleRate;
const decay = this.effects.reverb.decay;
const length = sampleRate * (1 + decay * 3);
const impulse = this.ctx.createBuffer(2, length, sampleRate);
for (let channel = 0; channel < 2; channel++) {
const channelData = impulse.getChannelData(channel);
for (let i = 0; i < length; i++) {
channelData[i] = (Math.random() * 2 - 1) * Math.pow(1 - i / length, 1 + decay);
}
}
this.convolver.buffer = impulse;
}
setChannelGain(channel, value) {
if (this.channels[channel] && this.channels[channel].gain) {
this.channels[channel].level = value;
this.channels[channel].gain.gain.value = value / 100;
}
}
setChannelPan(channel, value) {
if (this.channels[channel] && this.channels[channel].pan) {
this.channels[channel].pan.pan.value = (value - 50) / 50;
}
}
setChannelMute(channel, muted) {
if (this.channels[channel]) {
this.channels[channel].muted = muted;
this.updateChannelRouting();
}
}
setChannelSolo(channel, solo) {
if (this.channels[channel]) {
this.channels[channel].solo = solo;
this.updateChannelRouting();
}
}
updateChannelRouting() {
const anySolo = Object.values(this.channels).some(ch => ch.solo);
Object.entries(this.channels).forEach(([name, ch]) => {
if (ch.gain) {
if (ch.muted) {
ch.gain.gain.value = 0;
} else if (anySolo && !ch.solo) {
ch.gain.gain.value = 0;
} else {
ch.gain.gain.value = ch.level / 100;
}
}
});
}
setEffectParam(effect, param, value) {
this.effects[effect][param] = value;
if (effect === 'reverb') {
if (param === 'mix') {
this.reverbGain.gain.value = this.effects.reverb.enabled ? value : 0;
} else if (param === 'decay') {
this.createReverbIR();
}
} else if (effect === 'delay') {
if (param === 'time') {
this.delayNode.delayTime.value = value;
} else if (param === 'feedback') {
this.delayFeedback.gain.value = value;
}
} else if (effect === 'distortion') {
if (param === 'amount') {
this.distortion.curve = this.makeDistortionCurve(value);
}
}
}
toggleEffect(effect, enabled) {
this.effects[effect].enabled = enabled;
if (effect === 'reverb') {
this.reverbGain.gain.value = enabled ? this.effects.reverb.mix : 0;
} else if (effect === 'delay') {
this.delayMix.gain.value = enabled ? 0.3 : 0;
} else if (effect === 'distortion') {
this.distortionGain.gain.value = enabled ? this.effects.distortion.amount : 0;
}
}
noteToFreq(note, octave) {
const notes = ['C', 'C#', 'D', 'D#', 'E', 'F', 'F#', 'G', 'G#', 'A', 'A#', 'B'];
const noteIndex = notes.indexOf(note);
const midiNote = (octave + 1) * 12 + noteIndex;
return 440 * Math.pow(2, (midiNote - 69) / 12);
}
playNote(note, octave = this.octave) {
this.init();
const noteId = `${note}${octave}`;
if (this.activeNotes.has(noteId)) return;
const freq = this.noteToFreq(note, octave);
const inst = this.instruments[this.currentInstrument];
const now = this.ctx.currentTime;
const noteData = { oscillators: [], gains: [], filter: null };
const filter = this.ctx.createBiquadFilter();
filter.type = 'lowpass';
filter.frequency.value = this.filterCutoff;
filter.Q.value = this.filterQ;
noteData.filter = filter;
const createOsc = (wave, detune = 0, gainMult = 1) => {
const osc = this.ctx.createOscillator();
const gain = this.ctx.createGain();
osc.type = wave === 'noise' ? 'sawtooth' : wave;
osc.frequency.value = freq;
osc.detune.value = detune;
gain.gain.setValueAtTime(0, now);
gain.gain.linearRampToValueAtTime(gainMult * 0.3, now + inst.attack);
gain.gain.linearRampToValueAtTime(gainMult * 0.3 * inst.sustain, now + inst.attack + inst.decay);
osc.connect(gain);
gain.connect(filter);
osc.start(now);
noteData.oscillators.push(osc);
noteData.gains.push(gain);
};
if (inst.voices && inst.detune) {
for (let i = 0; i < inst.voices; i++) {
const detune = (i - (inst.voices - 1) / 2) * inst.detune;
createOsc(inst.wave, detune, 1 / inst.voices);
}
} else if (inst.harmonics) {
createOsc('sine', 0, 1);
createOsc('sine', 1200, 0.5);
createOsc('sine', 1902, 0.3);
} else if (inst.fm) {
const modOsc = this.ctx.createOscillator();
const modGain = this.ctx.createGain();
modOsc.frequency.value = freq * 2;
modGain.gain.value = freq * 0.5;
modOsc.connect(modGain);
const carrier = this.ctx.createOscillator();
const carrierGain = this.ctx.createGain();
carrier.frequency.value = freq;
modGain.connect(carrier.frequency);
carrierGain.gain.setValueAtTime(0, now);
carrierGain.gain.linearRampToValueAtTime(0.3, now + inst.attack);
carrierGain.gain.linearRampToValueAtTime(0.3 * inst.sustain, now + inst.attack + inst.decay);
carrier.connect(carrierGain);
carrierGain.connect(filter);
modOsc.start(now);
carrier.start(now);
noteData.oscillators.push(modOsc, carrier);
noteData.gains.push(carrierGain);
} else if (inst.detune) {
createOsc(inst.wave, -inst.detune, 0.5);
createOsc(inst.wave, inst.detune, 0.5);
} else {
createOsc(inst.wave);
}
filter.connect(this.channels.synth.gain);
filter.connect(this.reverbGain);
filter.connect(this.delayNode);
this.activeNotes.set(noteId, noteData);
}
stopNote(note, octave = this.octave) {
const noteId = `${note}${octave}`;
const noteData = this.activeNotes.get(noteId);
if (!noteData) return;
const inst = this.instruments[this.currentInstrument];
const now = this.ctx.currentTime;
noteData.gains.forEach(gain => {
gain.gain.cancelScheduledValues(now);
gain.gain.setValueAtTime(gain.gain.value, now);
gain.gain.linearRampToValueAtTime(0, now + inst.release);
});
setTimeout(() => {
noteData.oscillators.forEach(osc => { try { osc.stop(); } catch(e) {} });
}, inst.release * 1000 + 100);
this.activeNotes.delete(noteId);
}
playDrum(type) {
this.init();
const now = this.ctx.currentTime;
const output = this.channels.drums.gain;
const drumSynth = {
kick: () => {
const osc = this.ctx.createOscillator();
const gain = this.ctx.createGain();
osc.frequency.setValueAtTime(150, now);
osc.frequency.exponentialRampToValueAtTime(30, now + 0.1);
gain.gain.setValueAtTime(1, now);
gain.gain.exponentialRampToValueAtTime(0.01, now + 0.4);
osc.connect(gain);
gain.connect(output);
osc.start(now);
osc.stop(now + 0.4);
},
snare: () => {
const bufferSize = this.ctx.sampleRate * 0.2;
const buffer = this.ctx.createBuffer(1, bufferSize, this.ctx.sampleRate);
const data = buffer.getChannelData(0);
for (let i = 0; i < bufferSize; i++) data[i] = Math.random() * 2 - 1;
const noise = this.ctx.createBufferSource();
noise.buffer = buffer;
const noiseFilter = this.ctx.createBiquadFilter();
noiseFilter.type = 'highpass';
noiseFilter.frequency.value = 1000;
const noiseGain = this.ctx.createGain();
noiseGain.gain.setValueAtTime(0.8, now);
noiseGain.gain.exponentialRampToValueAtTime(0.01, now + 0.2);
noise.connect(noiseFilter);
noiseFilter.connect(noiseGain);
noiseGain.connect(output);
noise.start(now);
const osc = this.ctx.createOscillator();
const oscGain = this.ctx.createGain();
osc.frequency.value = 180;
oscGain.gain.setValueAtTime(0.5, now);
oscGain.gain.exponentialRampToValueAtTime(0.01, now + 0.1);
osc.connect(oscGain);
oscGain.connect(output);
osc.start(now);
osc.stop(now + 0.2);
},
hihat: () => {
const bufferSize = this.ctx.sampleRate * 0.05;
const buffer = this.ctx.createBuffer(1, bufferSize, this.ctx.sampleRate);
const data = buffer.getChannelData(0);
for (let i = 0; i < bufferSize; i++) data[i] = Math.random() * 2 - 1;
const noise = this.ctx.createBufferSource();
noise.buffer = buffer;
const filter = this.ctx.createBiquadFilter();
filter.type = 'highpass';
filter.frequency.value = 7000;
const gain = this.ctx.createGain();
gain.gain.setValueAtTime(0.3, now);
gain.gain.exponentialRampToValueAtTime(0.01, now + 0.05);
noise.connect(filter);
filter.connect(gain);
gain.connect(output);
noise.start(now);
},
openhat: () => {
const bufferSize = this.ctx.sampleRate * 0.3;
const buffer = this.ctx.createBuffer(1, bufferSize, this.ctx.sampleRate);
const data = buffer.getChannelData(0);
for (let i = 0; i < bufferSize; i++) data[i] = Math.random() * 2 - 1;
const noise = this.ctx.createBufferSource();
noise.buffer = buffer;
const filter = this.ctx.createBiquadFilter();
filter.type = 'highpass';
filter.frequency.value = 6000;
const gain = this.ctx.createGain();
gain.gain.setValueAtTime(0.3, now);
gain.gain.exponentialRampToValueAtTime(0.01, now + 0.3);
noise.connect(filter);
filter.connect(gain);
gain.connect(output);
noise.start(now);
},
clap: () => {
for (let i = 0; i < 3; i++) {
const bufferSize = this.ctx.sampleRate * 0.02;
const buffer = this.ctx.createBuffer(1, bufferSize, this.ctx.sampleRate);
const data = buffer.getChannelData(0);
for (let j = 0; j < bufferSize; j++) data[j] = Math.random() * 2 - 1;
const noise = this.ctx.createBufferSource();
noise.buffer = buffer;
const filter = this.ctx.createBiquadFilter();
filter.type = 'bandpass';
filter.frequency.value = 2000;
const gain = this.ctx.createGain();
gain.gain.setValueAtTime(0.5, now + i * 0.01);
gain.gain.exponentialRampToValueAtTime(0.01, now + i * 0.01 + 0.1);
noise.connect(filter);
filter.connect(gain);
gain.connect(output);
noise.start(now + i * 0.01);
}
},
tom: () => {
const osc = this.ctx.createOscillator();
const gain = this.ctx.createGain();
osc.frequency.setValueAtTime(200, now);
osc.frequency.exponentialRampToValueAtTime(80, now + 0.15);
gain.gain.setValueAtTime(0.6, now);
gain.gain.exponentialRampToValueAtTime(0.01, now + 0.3);
osc.connect(gain);
gain.connect(output);
osc.start(now);
osc.stop(now + 0.3);
},
rim: () => {
const osc = this.ctx.createOscillator();
const gain = this.ctx.createGain();
osc.type = 'square';
osc.frequency.value = 1800;
gain.gain.setValueAtTime(0.3, now);
gain.gain.exponentialRampToValueAtTime(0.01, now + 0.02);
osc.connect(gain);
gain.connect(output);
osc.start(now);
osc.stop(now + 0.02);
},
perc: () => {
const osc = this.ctx.createOscillator();
const gain = this.ctx.createGain();
osc.type = 'triangle';
osc.frequency.setValueAtTime(800, now);
osc.frequency.exponentialRampToValueAtTime(400, now + 0.05);
gain.gain.setValueAtTime(0.3, now);
gain.gain.exponentialRampToValueAtTime(0.01, now + 0.1);
osc.connect(gain);
gain.connect(output);
osc.start(now);