mirror of
https://github.com/Doodle3D/Doodle3D-Slicer.git
synced 2024-12-25 20:33:50 +01:00
32 lines
1.0 KiB
JavaScript
32 lines
1.0 KiB
JavaScript
|
/**
|
||
|
|
* @author mrdoob / http://mrdoob.com/
|
||
|
|
*/
|
||
|
|
|
||
|
|
THREE.Geometry3 = function ( size ) {
|
||
|
|
|
||
|
|
THREE.BufferGeometry.call( this );
|
||
|
|
|
||
|
|
var verticesBuffer = new ArrayBuffer( size * 3 * 4 );
|
||
|
|
var normalsBuffer = new ArrayBuffer( size * 3 * 4 );
|
||
|
|
var uvsBuffer = new ArrayBuffer( size * 2 * 4 );
|
||
|
|
|
||
|
|
this.vertices = [];
|
||
|
|
this.normals = [];
|
||
|
|
this.uvs = [];
|
||
|
|
|
||
|
|
for ( var i = 0; i < size; i ++ ) {
|
||
|
|
|
||
|
|
this.vertices.push( new Float32Array( verticesBuffer, i * 3 * 4, 3 ) );
|
||
|
|
this.normals.push( new Float32Array( normalsBuffer, i * 3 * 4, 3 ) );
|
||
|
|
this.uvs.push( new Float32Array( uvsBuffer, i * 2 * 4, 2 ) );
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
this.attributes[ 'position' ] = { array: new Float32Array( verticesBuffer, 0, size * 3 ), itemSize: 3 };
|
||
|
|
this.attributes[ 'normal' ] = { array: new Float32Array( normalsBuffer, 0, size * 3 ), itemSize: 3 };
|
||
|
|
this.attributes[ 'uv' ] = { array: new Float32Array( uvsBuffer, 0, size * 2 ), itemSize: 2 };
|
||
|
|
|
||
|
|
};
|
||
|
|
|
||
|
|
THREE.Geometry3.prototype = Object.create( THREE.BufferGeometry.prototype );
|
||
|
|
THREE.Geometry3.prototype.constructor = THREE.Geometry3;
|