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@@ -20049,25 +20049,8 @@ function WebGLRenderer( parameters ) {
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//
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- var backgroundCamera = new OrthographicCamera( - 1, 1, 1, - 1, 0, 1 );
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- var backgroundCamera2 = new PerspectiveCamera();
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- var backgroundPlaneMesh = new Mesh(
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- new PlaneBufferGeometry( 2, 2 ),
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- new MeshBasicMaterial( { depthTest: false, depthWrite: false, fog: false } )
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- );
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- var backgroundBoxShader = ShaderLib[ 'cube' ];
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- var backgroundBoxMesh = new Mesh(
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- new BoxBufferGeometry( 5, 5, 5 ),
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- new ShaderMaterial( {
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- uniforms: backgroundBoxShader.uniforms,
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- vertexShader: backgroundBoxShader.vertexShader,
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- fragmentShader: backgroundBoxShader.fragmentShader,
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- side: BackSide,
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- depthTest: false,
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- depthWrite: false,
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- fog: false
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- } )
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- );
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+ var backgroundPlaneCamera, backgroundPlaneMesh;
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+ var backgroundBoxCamera, backgroundBoxMesh;
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//
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@@ -20938,25 +20921,56 @@ function WebGLRenderer( parameters ) {
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if ( background && background.isCubeTexture ) {
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- backgroundCamera2.projectionMatrix.copy( camera.projectionMatrix );
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+ if ( backgroundBoxCamera === undefined ) {
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+
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+ backgroundBoxCamera = new PerspectiveCamera();
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+
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+ backgroundBoxMesh = new Mesh(
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+ new BoxBufferGeometry( 5, 5, 5 ),
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+ new ShaderMaterial( {
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+ uniforms: ShaderLib.cube.uniforms,
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+ vertexShader: ShaderLib.cube.vertexShader,
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+ fragmentShader: ShaderLib.cube.fragmentShader,
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+ side: BackSide,
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+ depthTest: false,
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+ depthWrite: false,
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+ fog: false
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+ } )
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+ );
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+
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+ }
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+
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+ backgroundBoxCamera.projectionMatrix.copy( camera.projectionMatrix );
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+
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+ backgroundBoxCamera.matrixWorld.extractRotation( camera.matrixWorld );
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+ backgroundBoxCamera.matrixWorldInverse.getInverse( backgroundBoxCamera.matrixWorld );
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- backgroundCamera2.matrixWorld.extractRotation( camera.matrixWorld );
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- backgroundCamera2.matrixWorldInverse.getInverse( backgroundCamera2.matrixWorld );
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backgroundBoxMesh.material.uniforms[ "tCube" ].value = background;
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- backgroundBoxMesh.modelViewMatrix.multiplyMatrices( backgroundCamera2.matrixWorldInverse, backgroundBoxMesh.matrixWorld );
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+ backgroundBoxMesh.modelViewMatrix.multiplyMatrices( backgroundBoxCamera.matrixWorldInverse, backgroundBoxMesh.matrixWorld );
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objects.update( backgroundBoxMesh );
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- _this.renderBufferDirect( backgroundCamera2, null, backgroundBoxMesh.geometry, backgroundBoxMesh.material, backgroundBoxMesh, null );
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+ _this.renderBufferDirect( backgroundBoxCamera, null, backgroundBoxMesh.geometry, backgroundBoxMesh.material, backgroundBoxMesh, null );
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} else if ( background && background.isTexture ) {
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+ if ( backgroundPlaneCamera === undefined ) {
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+
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+ backgroundPlaneCamera = new OrthographicCamera( - 1, 1, 1, - 1, 0, 1 );
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+
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+ backgroundPlaneMesh = new Mesh(
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+ new PlaneBufferGeometry( 2, 2 ),
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+ new MeshBasicMaterial( { depthTest: false, depthWrite: false, fog: false } )
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+ );
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+
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+ }
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+
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backgroundPlaneMesh.material.map = background;
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objects.update( backgroundPlaneMesh );
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- _this.renderBufferDirect( backgroundCamera, null, backgroundPlaneMesh.geometry, backgroundPlaneMesh.material, backgroundPlaneMesh, null );
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+ _this.renderBufferDirect( backgroundPlaneCamera, null, backgroundPlaneMesh.geometry, backgroundPlaneMesh.material, backgroundPlaneMesh, null );
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}
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@@ -41082,11 +41096,8 @@ BoxHelper.prototype.update = ( function () {
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* headWidth - Number
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*/
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-var lineGeometry = new BufferGeometry();
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-lineGeometry.addAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 1, 0 ], 3 ) );
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-
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-var coneGeometry = new CylinderBufferGeometry( 0, 0.5, 1, 5, 1 );
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-coneGeometry.translate( 0, - 0.5, 0 );
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+var lineGeometry;
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+var coneGeometry;
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function ArrowHelper( dir, origin, length, color, headLength, headWidth ) {
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@@ -41099,6 +41110,16 @@ function ArrowHelper( dir, origin, length, color, headLength, headWidth ) {
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if ( headLength === undefined ) headLength = 0.2 * length;
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if ( headWidth === undefined ) headWidth = 0.2 * headLength;
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+ if ( lineGeometry === undefined ) {
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+
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+ lineGeometry = new BufferGeometry();
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+ lineGeometry.addAttribute( 'position', new Float32BufferAttribute( [ 0, 0, 0, 0, 1, 0 ], 3 ) );
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+
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+ coneGeometry = new CylinderBufferGeometry( 0, 0.5, 1, 5, 1 );
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+ coneGeometry.translate( 0, - 0.5, 0 );
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+
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+ }
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+
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this.position.copy( origin );
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this.line = new Line( lineGeometry, new LineBasicMaterial( { color: color } ) );
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Mr.doob