webvr_sculpt.html 6.3 KB

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  1. <!DOCTYPE html>
  2. <html lang="en">
  3. <head>
  4. <title>three.js webvr - sculpt</title>
  5. <meta charset="utf-8">
  6. <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=no">
  7. <link type="text/css" rel="stylesheet" href="main.css">
  8. <!-- WebXR Device API (For Chrome M76+), expires 12/04/2019 -->
  9. <meta http-equiv="origin-trial" content="Aq9LklhCLNUveuCr7QTpGpqwCPG817cYHdVyQuJPOZYk47iRB390lUKa5edVmgS1pZSl8HPspElEC/91Fz55dwIAAABTeyJvcmlnaW4iOiJodHRwczovL3RocmVlanMub3JnOjQ0MyIsImZlYXR1cmUiOiJXZWJYUkRldmljZU03NiIsImV4cGlyeSI6MTU3NTQxNzU5OX0=">
  10. </head>
  11. <body>
  12. <div id="info">
  13. <a href="http://threejs.org" target="_blank" rel="noopener">three.js</a> webvr - sculpt
  14. </div>
  15. <script src="js/vr/HelioWebXRPolyfill.js"></script>
  16. <script type="module">
  17. import * as THREE from '../build/three.module.js';
  18. import { MarchingCubes } from './jsm/objects/MarchingCubes.js';
  19. import { WEBVR } from './jsm/vr/WebVR.js';
  20. var container;
  21. var camera, scene, renderer;
  22. var controller1, controller2;
  23. var blob;
  24. var points = [];
  25. init();
  26. initBlob();
  27. animate();
  28. function init() {
  29. container = document.createElement( 'div' );
  30. document.body.appendChild( container );
  31. scene = new THREE.Scene();
  32. scene.background = new THREE.Color( 0x222222 );
  33. camera = new THREE.PerspectiveCamera( 50, window.innerWidth / window.innerHeight, 0.02, 50 );
  34. camera.position.set( 0, 1.6, 3 );
  35. var geometry = new THREE.BoxBufferGeometry( 0.5, 0.8, 0.5 );
  36. var material = new THREE.MeshStandardMaterial( {
  37. color: 0x444444,
  38. roughness: 1.0,
  39. metalness: 0.0
  40. } );
  41. var table = new THREE.Mesh( geometry, material );
  42. table.position.y = 0.35;
  43. table.position.z = 0.85;
  44. scene.add( table );
  45. var geometry = new THREE.PlaneBufferGeometry( 4, 4 );
  46. var material = new THREE.MeshStandardMaterial( {
  47. color: 0x222222,
  48. roughness: 1.0,
  49. metalness: 0.0
  50. } );
  51. var floor = new THREE.Mesh( geometry, material );
  52. floor.rotation.x = - Math.PI / 2;
  53. scene.add( floor );
  54. var grid = new THREE.GridHelper( 10, 20, 0x111111, 0x111111 );
  55. grid.material.depthTest = false; // avoid z-fighting
  56. scene.add( grid );
  57. scene.add( new THREE.HemisphereLight( 0x888877, 0x777788 ) );
  58. var light = new THREE.DirectionalLight( 0xffffff );
  59. light.position.set( 0, 6, 0 );
  60. scene.add( light );
  61. //
  62. renderer = new THREE.WebGLRenderer( { antialias: true } );
  63. renderer.setPixelRatio( window.devicePixelRatio );
  64. renderer.setSize( window.innerWidth, window.innerHeight );
  65. renderer.gammaInput = true;
  66. renderer.gammaOutput = true;
  67. renderer.vr.enabled = true;
  68. container.appendChild( renderer.domElement );
  69. document.body.appendChild( WEBVR.createButton( renderer ) );
  70. // controllers
  71. function onSelectStart() {
  72. this.userData.isSelecting = true;
  73. }
  74. function onSelectEnd() {
  75. this.userData.isSelecting = false;
  76. }
  77. controller1 = renderer.vr.getController( 0 );
  78. controller1.addEventListener( 'selectstart', onSelectStart );
  79. controller1.addEventListener( 'selectend', onSelectEnd );
  80. controller1.userData.id = 0;
  81. scene.add( controller1 );
  82. controller2 = renderer.vr.getController( 1 );
  83. controller2.addEventListener( 'selectstart', onSelectStart );
  84. controller2.addEventListener( 'selectend', onSelectEnd );
  85. controller2.userData.id = 1;
  86. scene.add( controller2 );
  87. //
  88. var geometry = new THREE.CylinderBufferGeometry( 0.01, 0.02, 0.08, 5 );
  89. geometry.rotateX( - Math.PI / 2 );
  90. var material = new THREE.MeshStandardMaterial( { flatShading: true } );
  91. var mesh = new THREE.Mesh( geometry, material );
  92. var pivot = new THREE.Mesh( new THREE.IcosahedronBufferGeometry( 0.01, 2 ) );
  93. pivot.name = 'pivot';
  94. pivot.position.z = - 0.05;
  95. mesh.add( pivot );
  96. controller1.add( mesh.clone() );
  97. controller2.add( mesh.clone() );
  98. //
  99. window.addEventListener( 'resize', onWindowResize, false );
  100. }
  101. function initBlob() {
  102. /*
  103. var path = "textures/cube/SwedishRoyalCastle/";
  104. var format = '.jpg';
  105. var urls = [
  106. path + 'px' + format, path + 'nx' + format,
  107. path + 'py' + format, path + 'ny' + format,
  108. path + 'pz' + format, path + 'nz' + format
  109. ];
  110. var reflectionCube = new CubeTextureLoader().load( urls );
  111. */
  112. var material = new THREE.MeshStandardMaterial( {
  113. color: 0xffffff,
  114. // envMap: reflectionCube,
  115. roughness: 0.9,
  116. metalness: 0.0,
  117. transparent: true
  118. } );
  119. blob = new MarchingCubes( 64, material );
  120. blob.position.y = 1;
  121. scene.add( blob );
  122. initPoints();
  123. }
  124. function initPoints() {
  125. points = [
  126. { position: new THREE.Vector3(), strength: 0.04, subtract: 10 },
  127. { position: new THREE.Vector3(), strength: - 0.08, subtract: 10 }
  128. ];
  129. }
  130. function onWindowResize() {
  131. camera.aspect = window.innerWidth / window.innerHeight;
  132. camera.updateProjectionMatrix();
  133. renderer.setSize( window.innerWidth, window.innerHeight );
  134. }
  135. //
  136. function animate() {
  137. renderer.setAnimationLoop( render );
  138. }
  139. function transformPoint( vector ) {
  140. vector.x = ( vector.x + 1.0 ) / 2.0;
  141. vector.y = ( vector.y / 2.0 );
  142. vector.z = ( vector.z + 1.0 ) / 2.0;
  143. }
  144. function handleController( controller ) {
  145. var pivot = controller.getObjectByName( 'pivot' );
  146. if ( pivot ) {
  147. var id = controller.userData.id;
  148. var matrix = pivot.matrixWorld;
  149. points[ id ].position.setFromMatrixPosition( matrix );
  150. transformPoint( points[ id ].position );
  151. if ( controller.userData.isSelecting ) {
  152. var strength = points[ id ].strength / 2;
  153. var vector = new THREE.Vector3().setFromMatrixPosition( matrix );
  154. transformPoint( vector );
  155. points.push( { position: vector, strength: strength, subtract: 10 } );
  156. }
  157. }
  158. }
  159. function updateBlob() {
  160. blob.reset();
  161. for ( var i = 0; i < points.length; i ++ ) {
  162. var point = points[ i ];
  163. var position = point.position;
  164. blob.addBall( position.x, position.y, position.z, point.strength, point.subtract );
  165. }
  166. }
  167. function render() {
  168. handleController( controller1 );
  169. handleController( controller2 );
  170. updateBlob();
  171. renderer.render( scene, camera );
  172. }
  173. </script>
  174. </body>
  175. </html>
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