152 lines
5.0 KiB
HTML
152 lines
5.0 KiB
HTML
<!DOCTYPE html>
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<html lang="fr">
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<head>
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<title>Daedalus</title>
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<meta charset=utf-8 />
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<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
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<link rel="shortcut icon" type="image/x-icon" href="favicon.php"/>
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<link rel="stylesheet" href="style.css">
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<!-- Import maps polyfill -->
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<!-- Remove this when import maps will be widely supported -->
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<script async src="https://unpkg.com/es-module-shims@1.6.3/dist/es-module-shims.js"></script>
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<script type="importmap">
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{
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"imports": {
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"three": "https://unpkg.com/three@0.152.2/build/three.module.js",
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"three/addons/": "https://unpkg.com/three@0.152.2/examples/jsm/"
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}
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}
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</script>
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<script id="vertexShader" type="x-shader/x-vertex">
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uniform mat4 textureMatrix;
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uniform float time;
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varying vec4 mirrorCoord;
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varying vec4 worldPosition;
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#include <common>
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#include <fog_pars_vertex>
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#include <shadowmap_pars_vertex>
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#include <logdepthbuf_pars_vertex>
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uniform vec4 waveA;
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uniform vec4 waveB;
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uniform vec4 waveC;
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vec3 GerstnerWave (vec4 wave, vec3 p) {
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float steepness = wave.z;
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float wavelength = wave.w;
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float k = 2.0 * PI / wavelength;
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float c = sqrt(9.8 / k);
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vec2 d = normalize(wave.xy);
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float f = k * (dot(d, p.xy) - c * time);
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float a = steepness / k;
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return vec3(
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d.x * (a * cos(f)),
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d.y * (a * cos(f)),
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a * sin(f)
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);
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}
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void main() {
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mirrorCoord = modelMatrix * vec4( position, 1.0 );
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worldPosition = mirrorCoord.xyzw;
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mirrorCoord = textureMatrix * mirrorCoord;
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vec3 p = position.xyz;
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p += GerstnerWave(waveA, position.xyz);
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p += GerstnerWave(waveB, position.xyz);
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p += GerstnerWave(waveC, position.xyz);
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gl_Position = projectionMatrix * modelViewMatrix * vec4( p.x, p.y, p.z, 1.0);
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#include <beginnormal_vertex>
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#include <defaultnormal_vertex>
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#include <logdepthbuf_vertex>
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#include <fog_vertex>
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#include <shadowmap_vertex>
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}
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</script>
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<script id="fragmentShader" type="x-shader/x-fragment">
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uniform sampler2D mirrorSampler;
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uniform float alpha;
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uniform float time;
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uniform float size;
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uniform float distortionScale;
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uniform sampler2D normalSampler;
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uniform vec3 sunColor;
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uniform vec3 sunDirection;
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uniform vec3 eye;
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uniform vec3 waterColor;
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varying vec4 mirrorCoord;
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varying vec4 worldPosition;
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vec4 getNoise( vec2 uv ) {
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vec2 uv0 = ( uv / 103.0 ) + vec2(time / 17.0, time / 29.0);
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vec2 uv1 = uv / 107.0-vec2( time / -19.0, time / 31.0 );
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vec2 uv2 = uv / vec2( 8907.0, 9803.0 ) + vec2( time / 101.0, time / 97.0 );
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vec2 uv3 = uv / vec2( 1091.0, 1027.0 ) - vec2( time / 109.0, time / -113.0 );
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vec4 noise = texture2D( normalSampler, uv0 ) +
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texture2D( normalSampler, uv1 ) +
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texture2D( normalSampler, uv2 ) +
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texture2D( normalSampler, uv3 );
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return noise * 0.5 - 1.0;
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}
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void sunLight( const vec3 surfaceNormal, const vec3 eyeDirection, float shiny, float spec, float diffuse, inout vec3 diffuseColor, inout vec3 specularColor ) {
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vec3 reflection = normalize( reflect( -sunDirection, surfaceNormal ) );
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float direction = max( 0.0, dot( eyeDirection, reflection ) );
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specularColor += pow( direction, shiny ) * sunColor * spec;
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diffuseColor += max( dot( sunDirection, surfaceNormal ), 0.0 ) * sunColor * diffuse;
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}
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#include <common>
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#include <packing>
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#include <bsdfs>
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#include <fog_pars_fragment>
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#include <logdepthbuf_pars_fragment>
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#include <lights_pars_begin>
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#include <shadowmap_pars_fragment>
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#include <shadowmask_pars_fragment>
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void main() {
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#include <logdepthbuf_fragment>
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vec4 noise = getNoise( worldPosition.xz * size );
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vec3 surfaceNormal = normalize( noise.xzy * vec3( 1.5, 1.0, 1.5 ) );
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vec3 diffuseLight = vec3(0.0);
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vec3 specularLight = vec3(0.0);
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vec3 worldToEye = eye-worldPosition.xyz;
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vec3 eyeDirection = normalize( worldToEye );
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sunLight( surfaceNormal, eyeDirection, 100.0, 2.0, 0.5, diffuseLight, specularLight );
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float distance = length(worldToEye);
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vec2 distortion = surfaceNormal.xz * ( 0.001 + 1.0 / distance ) * distortionScale;
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vec3 reflectionSample = vec3( texture2D( mirrorSampler, mirrorCoord.xy / mirrorCoord.w + distortion ) );
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float theta = max( dot( eyeDirection, surfaceNormal ), 0.0 );
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float rf0 = 0.3;
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float reflectance = rf0 + ( 1.0 - rf0 ) * pow( ( 1.0 - theta ), 5.0 );
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vec3 scatter = max( 0.0, dot( surfaceNormal, eyeDirection ) ) * waterColor;
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vec3 albedo = mix( ( sunColor * diffuseLight * 0.3 + scatter ) * getShadowMask(), ( vec3( 0.1 ) + reflectionSample * 0.9 + reflectionSample * specularLight ), reflectance);
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vec3 outgoingLight = albedo;
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gl_FragColor = vec4( outgoingLight, alpha );
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#include <tonemapping_fragment>
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#include <fog_fragment>
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}
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</script>
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</head>
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<body>
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<div id="container"></div>
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<span id="message"><a href="" title="Rejouer">Libre !</a></span>
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<script type="module" src="main.js"></script>
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</body>
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</html>
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