cci36/lab1.html at master · montanha22/cci36 · GitHub

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<html>

<head>
  <meta charset=utf-8>
  <title>Projeto 1 - CCI36 - 2021</title>
  <!-- Another THREE.JS Example by Prof. Carlos Forster from
 Technological Institute of Aeronautics 27/8/2021 -->
  <style>
    body {
      margin: 0;
      overflow: hidden;
    }
  </style>
  <style>
    input.chk  {
      width:20px;
      height: 20px;
    }
  </style>
</head>

<body style="overflow: visible">
  <!-- canvas id="hicanvas" width="600" height="600"></canvas -->

  <div class="container">
  <h1>Projeto 1 - CCI36 - 2021</h1>
  <p style="font-size:160%;">Selecione os itens que deseja visualizar:</p>
  <form>
    <label class="checkbox-inline" style="font-size:160%; width: 300%; height: 300%;">
      <input class="chk" type="checkbox"  id="chkCar" value="on"> Carro
    </label>
    <label class="checkbox-inline" style="font-size:160%;">
      <input class="chk" type="checkbox"  id="chkHelper" value="on">Eixos e Plano
    </label>
  </form>
  </div>

  <canvas id="offscreen" width="1024" height="680" style="display:none"></canvas>
  <img id="ico" width="1024" height="680" src="static/mesa.jpg" />

  <script type="module">
    import * as THREE from 'https://cdn.skypack.dev/three@0.132.2';
    // import { OrbitControls } from "https://threejs.org/examples/jsm/controls/OrbitControls.js";

    const imageWidth = 2048
    const imageHeight = 1360


    var k = document.getElementById("ico");
    var b = k.getBoundingClientRect();
    // console.log(b);

    var x = document.createElement("CANVAS");
    x.style.position = "absolute";
    x.width = b.width;
    x.height = b.height;
    x.style.top = "" + b.top + "px";
    x.style.left = "" + b.left + "px";
    document.body.appendChild(x);


    function createProjCamera() {

      const m = new THREE.Matrix4();
      m.set(
        0.73309873,  -0.079348  ,  -0.67547772,   1.5497599 ,
        -0.24203979,   0.89771331,  -0.36814067,   2.28566293,
         0.63559657,   0.43337594,   0.63890711, -19.26725785,
         0.        ,   0.        ,   0.        ,   1.      ,
      ); // calculado no script python
      const fov = 14;
      const aspect = 2048 / 1360;
      const camera = new THREE.PerspectiveCamera(9, aspect, 0.001, 20000);

      camera.applyMatrix4(m);
      camera.position.set( 14.19826186,  6.42106631,  11.66329729,); // calculado no script python
      camera.lookAt(0, 0, 0);
      camera.setViewOffset(
        imageWidth,
        imageHeight,
        177,       // calculado no script python
        -167,      // calculado no script python
        imageWidth,
        imageHeight
      );
      camera.updateMatrixWorld();

      return camera;
    }
    var canvas = x

    const scene = new THREE.Scene()
    const camera = createProjCamera()
    const renderer = new THREE.WebGLRenderer({ antialias: true, canvas: canvas, alpha: true })
    renderer.shadowMap.enabled = true

    // adding a plane to scene
    const gridHelper = new THREE.GridHelper( 30, 100 );
    scene.add( gridHelper );

    // adding axes lines to scene
    var axesHelper = new THREE.AxesHelper(400)
    axesHelper.position.set(0, 0, 0)
    // const controls = new OrbitControls( camera, renderer.domElement );

    // window.onresize = canvasResize
    // function canvasResize() {
    //   // camera.aspect = window.innerWidth / window.innerHeight
    //   // camera.updateProjectionMatrix();
    // }

    function createCarBase() {
      const geometry = new THREE.BoxGeometry(4.5, 0.8, 1.8);
      const material = new THREE.MeshLambertMaterial({ color: 0x00ffff });
      const carBase = new THREE.Mesh(geometry, material);
      carBase.castShadow = true
      return carBase;
    }
    function createCarTop() {
      const geometry = new THREE.BoxGeometry(3, 0.8, 1.8);
      const material = new THREE.MeshLambertMaterial({ color: 0x00ffff });

      const carTop = new THREE.Mesh(geometry, material);
      carTop.castShadow  = true
      carTop.position.y += 0.8;
      carTop.position.x -= 0.75;

      return carTop;
    }
    function createWheels() {
      const geometry = new THREE.CylinderGeometry(0.4, 0.4, 0.19);
      const material = new THREE.MeshLambertMaterial({ color: 0x000000 });
      const wheel = new THREE.Mesh(geometry, material);
      wheel.castShadow  = true
      wheel.position.y = -0.4;
      wheel.rotation.x += Math.PI / 2;
      var dz = 1 - 0.19 / 2 + 0.01;
      var dx = 1.2;
      var wheels = new THREE.Group()
      var positions = [[dx, dz], [dx, -dz], [-dx, dz], [-dx, -dz]]
      for (var i = 0; i < positions.length; i++) {
        var w = wheel.clone()
        w.position.x = positions[i][0]
        w.position.z = positions[i][1]
        wheels.add(w)
      }
      return wheels
    }

    const carBase = createCarBase();
    const carTop = createCarTop();
    const wheels = createWheels();

    const car = new THREE.Group()

    car.add(carBase); car.add(wheels); car.add(carTop);
    car.position.set(0, 0, 0)
    car.rotation.set(0, -Math.PI, 0)
    car.scale.set(.1, .1, .1);
    car.castShadow  = true;
    // scene.add( carBase )
    scene.add(camera);
    scene.add(car);
    scene.add(axesHelper);

    car.visible = true;
    axesHelper.visible = true;
    gridHelper.visible = true;

    var chkCar = document.getElementById("chkCar");
    var chkHelper = document.getElementById("chkHelper");
    chkCar.checked = true;
    chkHelper.checked = true;

    document.getElementById("chkCar").onclick = function() {
        if (chkCar.checked) {
             car.visible = true;
        } else {
             car.visible = false;
        }
    };
    document.getElementById("chkHelper").onclick = function() {
        if (chkHelper.checked) {
            axesHelper.visible = true;
            gridHelper.visible = true;
        } else {
            axesHelper.visible = false;
            gridHelper.visible = false;
        }
    };

    function createBox(){
      const geometry = new THREE.BoxGeometry( 1, 1, 1 );
      const material = new THREE.MeshLambertMaterial( {color: 0x00ff00} );
      const cube = new THREE.Mesh( geometry, material );
      return cube;
    }

    const cube = createBox();
    // scene.add(cube);

    const light = new THREE.PointLight( '#ffffff' , 1);
    light.position.set(-5, 1, 0);
    light.castShadow = true;
    scene.add( light );
    const helperLight = new THREE.PointLightHelper(light);
    // scene.add(helperLight);

    const planeGeometry = new THREE.PlaneGeometry( 50, 50 );
    const planeMaterial = new THREE.ShadowMaterial()
    const plane = new THREE.Mesh( planeGeometry, planeMaterial );
    plane.receiveShadow = true;
    plane.rotation.x = -Math.PI/2
    plane.position.y = 0;
    car.position.y = 0.08;
    // plane.visible = false;
    console.log(car)
    scene.add( plane );

    // const color = 0xFFFFFF;
    // const intensity = 1;
    // const alight = new THREE.AmbientLight(color, intensity);
    // // scene.add(alight);


    const circle = { center_x: -3, center_z: -3, radius: 2 }
    var theta = 0

    function animate() {

      requestAnimationFrame(animate);

      car.position.x = circle.center_x + circle.radius * Math.cos(theta)
      car.position.z = circle.center_z + circle.radius * Math.sin(theta)
      car.position
      // console.log(car.position)
      theta += 0.01
      car.rotation.y = (3 * Math.PI / 2 - theta)
      // cube.rotation.x = theta
      renderer.render(scene, camera)
    }


    console.log(car)
    // console.log(camera)
    animate()

  </script>

</body>

</html>