diff --git a/pointlightshadow1.js b/pointlightshadow1.js
deleted file mode 100644
index c50cb5ff53394c6cd35697c183719717573d20ce..0000000000000000000000000000000000000000
--- a/pointlightshadow1.js
+++ /dev/null
@@ -1,82 +0,0 @@
-const function_1 = function(){
-    const h_scr2 = window.innerWidth;
-    const v_scr2 = window.innerHeight;
-    const scene2 = new THREE.Scene();
-    const camera2 = new THREE.PerspectiveCamera(120, h_scr2/v_scr2, 0.1, 1000);
-    camera2.position.z = 10; // (0,0,z)에서 (0,0,0)을 보고있는 것
-    
-    const renderer2 = new THREE.WebGLRenderer({canvas: HelloCanvas1}); 
-    renderer2.setSize( h_scr2, v_scr2 ); 
-  
-    const light2 = new THREE.PointLight( 0xffffff, 1, 100 );
-    light2.position.set( 0, 0, 0 );
-    scene2.add( light2 );
-
-
-    const sphereGeometry = new THREE.SphereGeometry( 2, 32, 32 );
-    const sphereMaterial = new THREE.MeshPhongMaterial( { 
-    color: 0xffff00, shininess : 90.0 });
-    const sphere = new THREE.Mesh( sphereGeometry, sphereMaterial );
-    sphere.position.set(0,8,0);
-    scene2.add( sphere );
-
-    const sphereGeometry2 = new THREE.SphereGeometry( 2, 32, 32 );
-    const sphereMaterial2 = new THREE.MeshPhongMaterial( { 
-    color: 0xffff00, shininess : 90.0 });
-    const sphere2 = new THREE.Mesh( sphereGeometry2, sphereMaterial2 );
-    sphere2.position.set(-8,8,0);
-    scene2.add( sphere2 );
-
-    const sphereGeometry3 = new THREE.SphereGeometry( 2, 32, 32 );
-    const sphereMaterial3 = new THREE.MeshPhongMaterial( { 
-    color: 0xffff00, shininess : 90.0 });
-    const sphere3 = new THREE.Mesh( sphereGeometry3, sphereMaterial3 );
-    sphere3.position.set(-8,0,0);
-    scene2.add( sphere3 );
-
-    const sphereGeometry4 = new THREE.SphereGeometry( 2, 32, 32 );
-    const sphereMaterial4 = new THREE.MeshPhongMaterial( { 
-    color: 0xffff00, shininess : 90.0 });
-    const sphere4 = new THREE.Mesh( sphereGeometry4, sphereMaterial4 );
-    sphere4.position.set(-8,-8,0);
-    scene2.add( sphere4 );
-
-    const sphereGeometry5 = new THREE.SphereGeometry( 2, 32, 32 );
-    const sphereMaterial5 = new THREE.MeshPhongMaterial( { 
-    color: 0xffff00, shininess : 90.0 });
-    const sphere5 = new THREE.Mesh( sphereGeometry5, sphereMaterial5 );
-    sphere5.position.set(0,-8,0);
-    scene2.add( sphere5 );
-
-    const sphereGeometry6 = new THREE.SphereGeometry( 2, 32, 32 );
-    const sphereMaterial6 = new THREE.MeshPhongMaterial( { 
-    color: 0xffff00, shininess : 90.0 });
-    const sphere6 = new THREE.Mesh( sphereGeometry6, sphereMaterial6 );
-    sphere6.position.set(8,-8,0);
-    scene2.add( sphere6 );
-
-    const sphereGeometry7 = new THREE.SphereGeometry( 2, 32, 32 );
-    const sphereMaterial7 = new THREE.MeshPhongMaterial( { 
-    color: 0xffff00, shininess : 90.0 });
-    const sphere7 = new THREE.Mesh( sphereGeometry7, sphereMaterial7 );
-    sphere7.position.set(8,0,0);
-    scene2.add( sphere7 );
-
-    const sphereGeometry8 = new THREE.SphereGeometry( 2, 32, 32 );
-    const sphereMaterial8 = new THREE.MeshPhongMaterial( { 
-    color: 0xffff00, shininess : 90.0 });
-    const sphere8 = new THREE.Mesh( sphereGeometry8, sphereMaterial8 );
-    sphere8.position.set(8,8,0);
-    scene2.add( sphere8 );
-
-    
-    const planeGeometry2 = new THREE.PlaneGeometry( 60, 60, 32, 32 );
-    const planeMaterial2 = new THREE.MeshStandardMaterial( { color: 0xffffff } )
-    const plane2 = new THREE.Mesh( planeGeometry2, planeMaterial2 );
-    plane2.position.z = -30;
-    scene2.add( plane2 );
-
-
-    renderer2.render( scene2, camera2 );
-    }
-    function_1();
\ No newline at end of file