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texture updating

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dyuri
2023-02-25 19:56:04 +01:00
parent 5c137b4d23
commit ae27c95b3d
3 changed files with 76 additions and 8 deletions
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demo/index.html
+13 -1
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@@ -24,10 +24,22 @@
</head>
<body>
<repa-shader id="demoshader" fs-input="fsinput" alpha mouse snippets="noise.glsl" width=512 height=512>
<repa-texture src="avatar.png"></repa-texture>
<repa-texture src="avatar.png" name="tex_avatar"></repa-texture>
<repa-texture src="futas.mp4"></repa-texture>
<!-- repa-texture src="webcam"></repa-texture -->
<!-- repa-texture ref="demoshader"></repa-texture -->
<script type="x-shader/x-fragment">
void main() {
vec2 uv = gl_FragCoord.xy / resolution.xy;
vec3 col = .5 + .5 * cos(uv.xyx + time + vec3(0, 2, 4));
col *= texture(tex_avatar, 1.-uv).rgb;
float dist = distance(uv, mouse.xy);
float circle = smoothstep(.1, .2, dist) * .5 + .5;
vec4 acolor = vec4(col * circle, circle);
outColor = vec4(acolor);
}
</script>
<script type="x-shader/x-fragmen[DELETE]t">
// https://twigl.app/?ol=true&ss=-NOAlYulOVLklxMdxBDx
void main() {