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/var/www/uibuilder.cmshelp.dk/httpdocs/node_modules/three/examples/jsm/transpiler/ShaderToyDecoder.js

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import { Return, VariableDeclaration, Accessor } from './AST.js';
import GLSLDecoder from './GLSLDecoder.js';

class ShaderToyDecoder extends GLSLDecoder {

constructor() {

super();

this.addPolyfill( 'iTime', 'float iTime = time;' );
		this.addPolyfill( 'iResolution', 'vec2 iResolution = screenSize;' );
		this.addPolyfill( 'fragCoord', 'vec3 fragCoord = vec3( screenCoordinate.x, screenSize.y - screenCoordinate.y, screenCoordinate.z );' );

}

parseFunction() {

const node = super.parseFunction();

if ( node.name === 'mainImage' ) {

node.params = []; // remove default parameters
			node.type = 'vec4';
			node.layout = false; // for now

const fragColor = new Accessor( 'fragColor' );

for ( const subNode of node.body ) {

if ( subNode.isReturn ) {

subNode.value = fragColor;

}

node.body.unshift( new VariableDeclaration( 'vec4', 'fragColor' ) );
			node.body.push( new Return( fragColor ) );

}

return node;

}

export default ShaderToyDecoder;

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Name	Size	Perms	Modified	Actions
AST.js	3.11 KB	lrw-r--r--	2025-03-28 11:04:37	Edit Download recursive recursive
GLSLDecoder.js	18.60 KB	lrw-r--r--	2025-03-28 11:04:38	Edit Download recursive recursive
ShaderToyDecoder.js	1010 B	lrw-r--r--	2025-03-28 11:04:39	Edit Download recursive recursive
Transpiler.js	228 B	lrw-r--r--	2025-03-28 11:04:39	Edit Download recursive recursive
TSLEncoder.js	14.99 KB	lrw-r--r--	2025-03-28 11:04:39	Edit Download recursive recursive

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