137 lines
4.7 KiB
HTML
137 lines
4.7 KiB
HTML
<!doctype html>
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<html lang="en">
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<head>
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<meta charset="UTF-8" />
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<title>Moonshine Web (Vue)</title>
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<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=0" />
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<link rel="icon" type="image/png" href="/logo.png" />
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<script>
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;(function () {
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const prefersDark = window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches
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const setting = localStorage.getItem('vueuse-color-scheme') || 'auto'
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if (setting === 'dark' || (prefersDark && setting !== 'light'))
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document.documentElement.classList.toggle('dark', true)
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})()
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</script>
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</head>
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<body class="font-sans">
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<script id="vertexshader" type="vertex">
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uniform float u_time;
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vec3 mod289(vec3 x)
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{
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return x - floor(x * (1.0 / 289.0)) * 289.0;
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}
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vec4 mod289(vec4 x)
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{
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return x - floor(x * (1.0 / 289.0)) * 289.0;
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}
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vec4 permute(vec4 x)
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{
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return mod289(((x*34.0)+10.0)*x);
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}
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vec4 taylorInvSqrt(vec4 r)
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{
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return 1.79284291400159 - 0.85373472095314 * r;
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}
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vec3 fade(vec3 t) {
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return t*t*t*(t*(t*6.0-15.0)+10.0);
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}
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// Classic Perlin noise, periodic variant
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float pnoise(vec3 P, vec3 rep)
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{
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vec3 Pi0 = mod(floor(P), rep); // Integer part, modulo period
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vec3 Pi1 = mod(Pi0 + vec3(1.0), rep); // Integer part + 1, mod period
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Pi0 = mod289(Pi0);
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Pi1 = mod289(Pi1);
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vec3 Pf0 = fract(P); // Fractional part for interpolation
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vec3 Pf1 = Pf0 - vec3(1.0); // Fractional part - 1.0
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vec4 ix = vec4(Pi0.x, Pi1.x, Pi0.x, Pi1.x);
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vec4 iy = vec4(Pi0.yy, Pi1.yy);
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vec4 iz0 = Pi0.zzzz;
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vec4 iz1 = Pi1.zzzz;
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vec4 ixy = permute(permute(ix) + iy);
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vec4 ixy0 = permute(ixy + iz0);
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vec4 ixy1 = permute(ixy + iz1);
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vec4 gx0 = ixy0 * (1.0 / 7.0);
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vec4 gy0 = fract(floor(gx0) * (1.0 / 7.0)) - 0.5;
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gx0 = fract(gx0);
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vec4 gz0 = vec4(0.5) - abs(gx0) - abs(gy0);
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vec4 sz0 = step(gz0, vec4(0.0));
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gx0 -= sz0 * (step(0.0, gx0) - 0.5);
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gy0 -= sz0 * (step(0.0, gy0) - 0.5);
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vec4 gx1 = ixy1 * (1.0 / 7.0);
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vec4 gy1 = fract(floor(gx1) * (1.0 / 7.0)) - 0.5;
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gx1 = fract(gx1);
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vec4 gz1 = vec4(0.5) - abs(gx1) - abs(gy1);
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vec4 sz1 = step(gz1, vec4(0.0));
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gx1 -= sz1 * (step(0.0, gx1) - 0.5);
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gy1 -= sz1 * (step(0.0, gy1) - 0.5);
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vec3 g000 = vec3(gx0.x,gy0.x,gz0.x);
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vec3 g100 = vec3(gx0.y,gy0.y,gz0.y);
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vec3 g010 = vec3(gx0.z,gy0.z,gz0.z);
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vec3 g110 = vec3(gx0.w,gy0.w,gz0.w);
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vec3 g001 = vec3(gx1.x,gy1.x,gz1.x);
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vec3 g101 = vec3(gx1.y,gy1.y,gz1.y);
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vec3 g011 = vec3(gx1.z,gy1.z,gz1.z);
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vec3 g111 = vec3(gx1.w,gy1.w,gz1.w);
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vec4 norm0 = taylorInvSqrt(vec4(dot(g000, g000), dot(g010, g010), dot(g100, g100), dot(g110, g110)));
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g000 *= norm0.x;
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g010 *= norm0.y;
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g100 *= norm0.z;
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g110 *= norm0.w;
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vec4 norm1 = taylorInvSqrt(vec4(dot(g001, g001), dot(g011, g011), dot(g101, g101), dot(g111, g111)));
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g001 *= norm1.x;
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g011 *= norm1.y;
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g101 *= norm1.z;
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g111 *= norm1.w;
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float n000 = dot(g000, Pf0);
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float n100 = dot(g100, vec3(Pf1.x, Pf0.yz));
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float n010 = dot(g010, vec3(Pf0.x, Pf1.y, Pf0.z));
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float n110 = dot(g110, vec3(Pf1.xy, Pf0.z));
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float n001 = dot(g001, vec3(Pf0.xy, Pf1.z));
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float n101 = dot(g101, vec3(Pf1.x, Pf0.y, Pf1.z));
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float n011 = dot(g011, vec3(Pf0.x, Pf1.yz));
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float n111 = dot(g111, Pf1);
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vec3 fade_xyz = fade(Pf0);
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vec4 n_z = mix(vec4(n000, n100, n010, n110), vec4(n001, n101, n011, n111), fade_xyz.z);
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vec2 n_yz = mix(n_z.xy, n_z.zw, fade_xyz.y);
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float n_xyz = mix(n_yz.x, n_yz.y, fade_xyz.x);
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return 2.2 * n_xyz;
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}
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uniform float u_frequency;
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void main() {
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float noise = 3.0 * pnoise(position + u_time, vec3(10.0));
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float displacement = (u_frequency / 30.) * (noise / 10.);
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vec3 newPosition = position + normal * displacement;
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gl_Position = projectionMatrix * modelViewMatrix * vec4(newPosition, 1.0);
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}
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</script>
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<script id="fragmentshader" type="fragment">
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uniform float u_red;
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uniform float u_blue;
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uniform float u_green;
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void main() {
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gl_FragColor = vec4(vec3(u_red, u_green, u_blue), 1. );
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}
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</script>
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<div id="app"></div>
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<script type="module" src="/src/main.ts"></script>
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<noscript> This website requires JavaScript to function properly. Please enable JavaScript to continue. </noscript>
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</body>
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</html>
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