javascript
/
three.js
zrcadlo https://github.com/tazdij/three.js.git


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
	<head>
		<title>three.js webvr - 360 6DOF panorama</title>
		<meta charset="utf-8">
		<meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
		<link type="text/css" rel="stylesheet" href="main.css">
		<!-- WebXR Device API (For Chrome M76+), expires 12/04/2019 -->
		<meta http-equiv="origin-trial" content="Aq9LklhCLNUveuCr7QTpGpqwCPG817cYHdVyQuJPOZYk47iRB390lUKa5edVmgS1pZSl8HPspElEC/91Fz55dwIAAABTeyJvcmlnaW4iOiJodHRwczovL3RocmVlanMub3JnOjQ0MyIsImZlYXR1cmUiOiJXZWJYUkRldmljZU03NiIsImV4cGlyeSI6MTU3NTQxNzU5OX0=">
	</head>
	<body>
		<div id="container"></div>

		<div id="info">
			<a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> webvr - 360 6DOF panorama<br />
			Written by <a href="https://orfleisher.com" target="_blank" rel="noopener">@juniorxsound</a>. Panorama from <a href="http://www.meryproject.com/" target="_blank" rel="noopener">reference panoramas</a>.
        </div>
        
        <script type="x-shader/x-vertex" id="vertexshader">
            varying vec2 vUv;

            uniform sampler2D depth_map;
            uniform float displacement;

            void main() {

                vUv = uv;
                
                float depth = texture2D(depth_map, uv).r;
                float disp = displacement * depth;
                vec3 offset = position + (-normal) * disp;
            
                gl_Position = projectionMatrix *
                                modelViewMatrix *
                                vec4(offset, 1.0);
            }

        </script>

        <script type="x-shader/x-fragment" id="fragmentshader">

            varying vec2 vUv;

            uniform sampler2D texture;

            void main() {

                gl_FragColor = texture2D(texture, vUv);

            }

        </script>

		<script src="js/vr/HelioWebXRPolyfill.js"></script>

		<script type="module">

			import * as THREE from '../build/three.module.js';
			import { WEBVR } from './jsm/vr/WebVR.js';

			var camera, scene, renderer, sphere, clock;

			init();
			animate();

			function init() {

                var container = document.getElementById( 'container' );
                
                clock = new THREE.Clock();

                scene = new THREE.Scene();
				scene.background = new THREE.Color( 0x101010 );

                camera = new THREE.PerspectiveCamera( 75, window.innerWidth / window.innerHeight, 1, 2000 );
                var cameraRig = new THREE.Object3D();
                cameraRig.position.y = -1.6;
                cameraRig.add( camera );
                scene.add( cameraRig );

                // Create the panoramic sphere with the custom shader material
                var panoSphereGeo = new THREE.SphereBufferGeometry( 6, 256, 256 );
                var panoSphereMat = new THREE.ShaderMaterial({
                    uniforms: {
                        texture: { value : null },
                        depth_map: { value: null },
                        displacement: { value: 4 }
                    },
                    vertexShader: document.getElementById( 'vertexshader' ).textContent,
                    fragmentShader: document.getElementById( 'fragmentshader' ).textContent,
                    side: THREE.BackSide
                });
                sphere = new THREE.Mesh( panoSphereGeo, panoSphereMat );
                scene.add( sphere );

                // Load and assign the texture and depth map
                var loader = new THREE.TextureLoader();
                loader.load('./textures/kandao3.jpg', function ( texture ) {
                    texture.minFilter = THREE.NearestFilter
                    texture.magFilter = THREE.LinearFilter
                    texture.format = THREE.RGBFormat
                    texture.generateMipmaps = false
                    sphere.material.uniforms.texture.value = texture;
                });

                loader.load('./textures/kandao3_depthmap.jpg', function ( depth ) {
                    depth.minFilter = THREE.NearestFilter
                    depth.magFilter = THREE.LinearFilter
                    depth.format = THREE.RGBFormat
                    depth.generateMipmaps = false
                    sphere.material.uniforms.depth_map.value = depth;
                });

				renderer = new THREE.WebGLRenderer();
				renderer.setPixelRatio( window.devicePixelRatio );
				renderer.setSize( window.innerWidth, window.innerHeight );
				renderer.vr.enabled = true;
				container.appendChild( renderer.domElement );

				document.body.appendChild( WEBVR.createButton( renderer ) );

				//

				window.addEventListener( 'resize', onWindowResize, false );

			}

			function onWindowResize() {

				camera.aspect = window.innerWidth / window.innerHeight;
				camera.updateProjectionMatrix();

				renderer.setSize( window.innerWidth, window.innerHeight );

			}

			function animate() {

				renderer.setAnimationLoop( render );

			}

			function render() {

                // If we are not presenting move the camera a little so the effect is visible
                if (!renderer.vr.isPresenting()) {

                    var time = clock.getElapsedTime();

                    sphere.rotation.y += 0.001;
                    sphere.position.x = Math.sin(time) * 0.2;
                    sphere.position.z = Math.cos(time) * 0.2;

                }

				renderer.render( scene, camera );

			}

		</script>
	</body>
</html>