mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-11-17 03:27:57 +01:00
34 lines
1.1 KiB
JavaScript
34 lines
1.1 KiB
JavaScript
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/**
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* @author mrdoob / http://mrdoob.com/
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*/
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THREE.IndexedGeometry3 = function ( indices, size ) {
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THREE.BufferGeometry.call( this );
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var verticesBuffer = new ArrayBuffer( size * 3 * 4 );
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var normalsBuffer = new ArrayBuffer( size * 3 * 4 );
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var uvsBuffer = new ArrayBuffer( size * 2 * 4 );
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this.indices = new Uint16Array( indices );
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this.vertices = [];
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this.normals = [];
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this.uvs = [];
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for ( var i = 0; i < size; i ++ ) {
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this.vertices.push( new Float32Array( verticesBuffer, i * 3 * 4, 3 ) );
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this.normals.push( new Float32Array( normalsBuffer, i * 3 * 4, 3 ) );
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this.uvs.push( new Float32Array( uvsBuffer, i * 2 * 4, 2 ) );
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}
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this.attributes[ 'index' ] = { array: this.indices, itemSize: 1 };
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this.attributes[ 'position' ] = { array: new Float32Array( verticesBuffer, 0, size * 3 ), itemSize: 3 };
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this.attributes[ 'normal' ] = { array: new Float32Array( normalsBuffer, 0, size * 3 ), itemSize: 3 };
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this.attributes[ 'uv' ] = { array: new Float32Array( uvsBuffer, 0, size * 2 ), itemSize: 2 };
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};
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THREE.Geometry3.prototype = Object.create( THREE.BufferGeometry.prototype );
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THREE.Geometry3.prototype.constructor = THREE.Geometry3;
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