/usr/share/javascript/three/examples/js/nodes/accessors/ScreenUVNode.js is in libjs-three 80+dfsg2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | /**
* @author sunag / http://www.sunag.com.br/
*/
THREE.ScreenUVNode = function( resolution ) {
THREE.TempNode.call( this, 'v2' );
this.resolution = resolution;
};
THREE.ScreenUVNode.prototype = Object.create( THREE.TempNode.prototype );
THREE.ScreenUVNode.prototype.constructor = THREE.ScreenUVNode;
THREE.ScreenUVNode.prototype.generate = function( builder, output ) {
var material = builder.material;
var result;
if ( builder.isShader( 'fragment' ) ) {
result = '(gl_FragCoord.xy/' + this.resolution.build( builder, 'v2' ) + ')';
}
else {
console.warn( "THREE.ScreenUVNode is not compatible with " + builder.shader + " shader." );
result = 'vec2( 0.0 )';
}
return builder.format( result, this.getType( builder ), output );
};
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