import { float, Fn, vec2, uv, sin, rand, degrees, cos, Loop, vec4 } from 'three/tsl'; // https://www.shadertoy.com/view/4lXXWn export const hashBlur = /*#__PURE__*/ Fn( ( [ textureNode, bluramount = float( 0.1 ), repeats = float( 45 ) ] ) => { const draw = ( uv ) => textureNode.uv( uv ); const targetUV = textureNode.uvNode || uv(); const blurred_image = vec4( 0. ).toVar(); Loop( { start: 0., end: repeats, type: 'float' }, ( { i } ) => { const q = vec2( vec2( cos( degrees( i.div( repeats ).mul( 360. ) ) ), sin( degrees( i.div( repeats ).mul( 360. ) ) ) ).mul( rand( vec2( i, targetUV.x.add( targetUV.y ) ) ).add( bluramount ) ) ); const uv2 = vec2( targetUV.add( q.mul( bluramount ) ) ); blurred_image.addAssign( draw( uv2 ) ); } ); blurred_image.divAssign( repeats ); return blurred_image; } );