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three.js
mirror of https://github.com/tazdij/three.js.git
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change main page

Gregg Tavares 6 years ago
parent
bf7fc66af0
commit
6b1afd4496
3 changed files with 256 additions and 29 deletions
Unified View Show Diff Stats
  1. 1 1
      build/templates/index.template
  2. 193 0
      threejs/background-v01.html
  3. 62 28
      threejs/background.html

+ 1 - 1
build/templates/index.template
View File 

@@ -80,7 +80,7 @@ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
       </div>
 
       </div>
 
       {{{content}}}
 
       {{{content}}}
 
       <div>
 
       <div>
 
-      3d scene by: <a href="https://sketchfab.com/elsergio217">elsergio217</a>
 
+      flamingo by: <a href="http://mirada.com/">mirada</a>
 
       </div>
 
       </div>
 
     </div>
 
     </div>
 
   </div>
 
   </div>

+ 193 - 0
threejs/background-v01.html
View File 

@@ -0,0 +1,193 @@
 
+<!-- Licensed under a BSD license. See license.html for license -->
 
+<!DOCTYPE html>
 
+<html>
 
+  <head>
 
+    <meta charset="utf-8">
 
+    <meta name="viewport" content="width=device-width, initial-scale=1.0, user-scalable=yes">
 
+    <title>Three.js - Fundamentals</title>
 
+    <link type="text/css" href="resources/threejs-tutorials.css" rel="stylesheet" />
 
+    <style>
 
+    html, body {
 
+      margin: 0;
 
+      height: 100%;
 
+    }
 
+    canvas {
 
+      width: 100%;
 
+      height: 100%;
 
+      display: block;
 
+    }
 
+    </style>
 
+  </head>
 
+  <body>
 
+    <canvas id="c"></canvas>
 
+  </body>
 
+<script src="resources/threejs/r102/three.min.js"></script>
 
+<script src="resources/threejs/r102/js/controls/OrbitControls.js"></script>
 
+<script src="resources/threejs/r102/js/shaders/SSAOShader.js"></script>
 
+<script src="resources/threejs/r102/js/shaders/CopyShader.js"></script>
 
+<script src="resources/threejs/r102/js/postprocessing/EffectComposer.js"></script>
 
+<script src="resources/threejs/r102/js/postprocessing/RenderPass.js"></script>
 
+<script src="resources/threejs/r102/js/postprocessing/ShaderPass.js"></script>
 
+<script src="resources/threejs/r102/js/postprocessing/MaskPass.js"></script>
 
+<script src="resources/threejs/r102/js/postprocessing/SSAOPass.js"></script>
 
+<script src="resources/threejs/r102/js/loaders/GLTFLoader.js"></script>
 
+<script>
 
+'use strict';
 
+
 
+/* global THREE */
 
+
 
+function main() {
 
+  const canvas = document.querySelector('#c');
 
+  const renderer = new THREE.WebGLRenderer({canvas: canvas});
 
+  const scene = new THREE.Scene();
 
+
 
+  const aspect = 2;  // the canvas default
 
+  const fov = 35;
 
+  const near = 0.1;
 
+  const far = 5000;
 
+  const camera = new THREE.PerspectiveCamera(fov, aspect, near, far);
 
+  camera.position.x = -0.;
 
+  camera.position.y = 350;
 
+  camera.position.z = 40.;
 
+
 
+  const useFog = true;
 
+  const useOrbitCamera = false;
 
+  const showHelpers = false;
 
+  const camSpeed = 0.2;
 
+
 
+  if (useOrbitCamera) {
 
+    const controls = new THREE.OrbitControls(camera);
 
+    controls.target.set(0, 100.01, 0.2);
 
+    controls.update();
 
+  }
 
+
 
+  renderer.gammaInput = true;
 
+  renderer.gammaOutput = true;
 
+  renderer.shadowMap.enabled = true;
 
+
 
+  const hemiLight = new THREE.HemisphereLight(0xffffff, 0xffffff, 0.6);
 
+  hemiLight.color.setHSL(0.6, 1, 0.6);
 
+  hemiLight.groundColor.setHSL(0.095, 1, 0.75);
 
+  hemiLight.position.set(0, 50, 0);
 
+  scene.add(hemiLight);
 
+
 
+  if (showHelpers) {
 
+    const hemiLightHelper = new THREE.HemisphereLightHelper(hemiLight, 10);
 
+    scene.add(hemiLightHelper);
 
+  }
 
+
 
+  const dirLight = new THREE.DirectionalLight(0xffffff, 1);
 
+  dirLight.color.setHSL(0.1, 1, 0.95);
 
+  dirLight.position.set(-300, 220, 245);
 
+  scene.add(dirLight);
 
+  dirLight.castShadow = true;
 
+  dirLight.shadow.mapSize.width = 2048;
 
+  dirLight.shadow.mapSize.height = 2048;
 
+  const d = 350;
 
+  dirLight.shadow.camera.left = -d;
 
+  dirLight.shadow.camera.right = d;
 
+  dirLight.shadow.camera.top = d;
 
+  dirLight.shadow.camera.bottom = -d;
 
+  dirLight.shadow.camera.near = 100;
 
+  dirLight.shadow.camera.far = 950;
 
+  dirLight.shadow.bias = -0.005;
 
+
 
+  if (showHelpers) {
 
+    const dirLightHeper = new THREE.DirectionalLightHelper(dirLight, 10);
 
+    scene.add(dirLightHeper);
 
+  }
 
+
 
+  const loader = new THREE.GLTFLoader();
 
+  const camRadius = 600;
 
+  const camHeight = 160;
 
+  const camTarget = [0, 30, 0];
 
+  const fogNear = 1350;
 
+  const fogFar = 1500;
 
+  loader.load('resources/models/mountain_landscape/scene.gltf', (gltf) => {
 
+    gltf.scene.traverse((child) => {
 
+      if ( child.isMesh ) {
 
+        child.castShadow = true;
 
+        child.receiveShadow = true;
 
+      }
 
+    });
 
+    scene.add(gltf.scene);
 
+  });
 
+
 
+  window.s = scene;
 
+
 
+  if (useFog) {
 
+    const vertexShader = `
 
+    varying vec3 vWorldPosition;
 
+    void main() {
 
+      vec4 worldPosition = modelMatrix * vec4( position, 1.0 );
 
+      vWorldPosition = worldPosition.xyz;
 
+      gl_Position = projectionMatrix * modelViewMatrix * vec4( position, 1.0 );
 
+    }
 
+    `;
 
+
 
+    const fragmentShader = `
 
+    uniform vec3 topColor;
 
+    uniform vec3 bottomColor;
 
+    uniform float offset;
 
+    uniform float exponent;
 
+    varying vec3 vWorldPosition;
 
+    void main() {
 
+      float h = normalize( vWorldPosition + offset ).y;
 
+      gl_FragColor = vec4( mix( bottomColor, topColor, max( pow( max( h , 0.0), exponent ), 0.0 ) ), 1.0 );
 
+    }
 
+    `;
 
+
 
+    const uniforms = {
 
+      topColor:    { value: new THREE.Color(0x88AABB) },
 
+      bottomColor: { value: new THREE.Color(0xEFCB7F) },
 
+      offset:      { value: 730 },
 
+      exponent:    { value: 0.3 },
 
+    };
 
+    uniforms.topColor.value.copy(hemiLight.color);
 
+    scene.fog = new THREE.Fog(scene.background, fogNear, fogFar);
 
+    scene.fog.color.copy(uniforms.bottomColor.value);
 
+    const skyGeo = new THREE.SphereBufferGeometry(4000, 32, 15);
 
+    const skyMat = new THREE.ShaderMaterial( { vertexShader: vertexShader, fragmentShader: fragmentShader, uniforms: uniforms, side: THREE.BackSide } );
 
+    const sky = new THREE.Mesh( skyGeo, skyMat );
 
+    scene.add(sky);
 
+  }
 
+
 
+  function resizeRendererToDisplaySize(renderer) {
 
+    const canvas = renderer.domElement;
 
+    const width = canvas.clientWidth;
 
+    const height = canvas.clientHeight;
 
+    if (width === canvas.width && height === canvas.height) {
 
+      return false;
 
+    }
 
+
 
+    renderer.setSize(width, height, false);
 
+    return true;
 
+  }
 
+
 
+  function render(time) {
 
+    time *= 0.001;
 
+    time += 80;
 
+
 
+    if (resizeRendererToDisplaySize(renderer)) {
 
+      camera.aspect = canvas.clientWidth / canvas.clientHeight;
 
+      camera.updateProjectionMatrix();
 
+    }
 
+
 
+    if (!useOrbitCamera) {
 
+      const angle = Math.sin(time * camSpeed) + Math.PI * .75;
 
+      camera.position.set(Math.cos(angle) * camRadius, camHeight, Math.sin(angle) * camRadius);
 
+      camera.lookAt(...camTarget);
 
+    }
 
+
 
+    renderer.render(scene, camera);
 
+
 
+    requestAnimationFrame(render);
 
+  }
 
+
 
+  requestAnimationFrame(render);
 
+}
 
+
 
+main();
 
+</script>
 
+</html>
 
+

+ 62 - 28
threejs/background.html
View File 

@@ -46,18 +46,19 @@ function main() {
 
   const near = 0.1;
 
   const near = 0.1;
 
   const far = 5000;
 
   const far = 5000;
 
   const camera = new THREE.PerspectiveCamera(fov, aspect, near, far);
 
   const camera = new THREE.PerspectiveCamera(fov, aspect, near, far);
 
-  camera.position.x = -0.;
 
-  camera.position.y = 350;
 
-  camera.position.z = 40.;
 
+  camera.position.set(-580, 55, 390);
 
 
 
+  const maxFovX = 40;
 
+  const numBirds = 40;
 
+  const minMax = 700;
 
+  const birdSpeed = 100;
 
   const useFog = true;
 
   const useFog = true;
 
-  const useOrbitCamera = false;
 
+  const useOrbitCamera = true;
 
   const showHelpers = false;
 
   const showHelpers = false;
 
-  const camSpeed = 0.2;
 
 
 
   if (useOrbitCamera) {
 
   if (useOrbitCamera) {
 
     const controls = new THREE.OrbitControls(camera);
 
     const controls = new THREE.OrbitControls(camera);
 
-    controls.target.set(0, 100.01, 0.2);
 
+    controls.target.set(0, 0, 0);
 
     controls.update();
 
     controls.update();
 
   }
 
   }
 
 
 
@@ -66,8 +67,8 @@ function main() {
 
   renderer.shadowMap.enabled = true;
 
   renderer.shadowMap.enabled = true;
 
 
 
   const hemiLight = new THREE.HemisphereLight(0xffffff, 0xffffff, 0.6);
 
   const hemiLight = new THREE.HemisphereLight(0xffffff, 0xffffff, 0.6);
 
-  hemiLight.color.setHSL(0.6, 1, 0.6);
 
-  hemiLight.groundColor.setHSL(0.095, 1, 0.75);
 
+  hemiLight.color.setHSL(0.6, 1, 0.5);
 
+  hemiLight.groundColor.setHSL(0.095, 1, 0.5);
 
   hemiLight.position.set(0, 50, 0);
 
   hemiLight.position.set(0, 50, 0);
 
   scene.add(hemiLight);
 
   scene.add(hemiLight);
 
 
 
@@ -97,20 +98,48 @@ function main() {
 
     scene.add(dirLightHeper);
 
     scene.add(dirLightHeper);
 
   }
 
   }
 
 
 
+  const birds = [];
 
   const loader = new THREE.GLTFLoader();
 
   const loader = new THREE.GLTFLoader();
 
-  const camRadius = 600;
 
-  const camHeight = 160;
 
-  const camTarget = [0, 30, 0];
 
   const fogNear = 1350;
 
   const fogNear = 1350;
 
   const fogFar = 1500;
 
   const fogFar = 1500;
 
-  loader.load('resources/models/mountain_landscape/scene.gltf', (gltf) => {
 
-    gltf.scene.traverse((child) => {
 
-      if ( child.isMesh ) {
 
-        child.castShadow = true;
 
-        child.receiveShadow = true;
 
-      }
 
-    });
 
-    scene.add(gltf.scene);
 
+
 
+  function rand(min, max) {
 
+    if (min === undefined) {
 
+      min = 0;
 
+      max = 1;
 
+    } else if (max === undefined) {
 
+      max = min;
 
+      min = 0;
 
+    }
 
+    return min + Math.random() * (max - min);
 
+  }
 
+
 
+  loader.load( 'resources/models/flamingo/Flamingo.glb', (gltf) => {
 
+    const orig = gltf.scene.children[0];
 
+    orig.castShadow = true;
 
+    orig.receiveShadow = true;
 
+
 
+    for (let i = 0; i < numBirds; ++i) {
 
+      const u = i / (numBirds - 1);
 
+      const mesh = orig.clone();
 
+      mesh.position.set(
 
+        rand(-150, 150),
 
+        (u * 2 - 1) * 200,
 
+        (minMax * 2 * i * 1.7) % (minMax * 2) - minMax / 2,
 
+      );
 
+      scene.add(mesh);
 
+      mesh.material = mesh.material.clone();
 
+      mesh.material.color.setHSL(rand(), 1, 0.8);
 
+
 
+      const mixer = new THREE.AnimationMixer(mesh);
 
+      mixer.clipAction(gltf.animations[0]).setDuration(1).play();
 
+      mixer.update(rand(10));
 
+      mixer.timeScale = rand(0.9, 1.1);
 
+      birds.push({
 
+        mixer,
 
+        mesh,
 
+      });
 
+    }
 
   });
 
   });
 
 
 
   window.s = scene;
 
   window.s = scene;
 
@@ -146,7 +175,7 @@ function main() {
 
     uniforms.topColor.value.copy(hemiLight.color);
 
     uniforms.topColor.value.copy(hemiLight.color);
 
     scene.fog = new THREE.Fog(scene.background, fogNear, fogFar);
 
     scene.fog = new THREE.Fog(scene.background, fogNear, fogFar);
 
     scene.fog.color.copy(uniforms.bottomColor.value);
 
     scene.fog.color.copy(uniforms.bottomColor.value);
 
-    const skyGeo = new THREE.SphereBufferGeometry(4000, 32, 15);
 
+    const skyGeo = new THREE.SphereBufferGeometry(3000, 32, 15);
 
     const skyMat = new THREE.ShaderMaterial( { vertexShader: vertexShader, fragmentShader: fragmentShader, uniforms: uniforms, side: THREE.BackSide } );
 
     const skyMat = new THREE.ShaderMaterial( { vertexShader: vertexShader, fragmentShader: fragmentShader, uniforms: uniforms, side: THREE.BackSide } );
 
     const sky = new THREE.Mesh( skyGeo, skyMat );
 
     const sky = new THREE.Mesh( skyGeo, skyMat );
 
     scene.add(sky);
 
     scene.add(sky);
 
@@ -164,19 +193,24 @@ function main() {
 
     return true;
 
     return true;
 
   }
 
   }
 
 
 
-  function render(time) {
 
-    time *= 0.001;
 
-    time += 80;
 
+  let then = 0;
 
+  function render(now) {
 
+    now *= 0.001;
 
+    const deltaTime = now - then;
 
+    then = now;
 
 
 
     if (resizeRendererToDisplaySize(renderer)) {
 
     if (resizeRendererToDisplaySize(renderer)) {
 
-      camera.aspect = canvas.clientWidth / canvas.clientHeight;
 
+      const aspect = canvas.clientWidth / canvas.clientHeight;
 
+      const fovX = THREE.Math.radToDeg(2 * Math.atan(Math.tan(THREE.Math.degToRad(fov) * 0.5) * aspect));
 
+      const newFovY = THREE.Math.radToDeg(2 * Math.atan(Math.tan(THREE.Math.degToRad(maxFovX) * .5) / aspect));
 
+      camera.fov = fovX > maxFovX ? newFovY : fov;
 
+      camera.aspect = aspect;
 
       camera.updateProjectionMatrix();
 
       camera.updateProjectionMatrix();
 
     }
 
     }
 
 
 
-    if (!useOrbitCamera) {
 
-      const angle = Math.sin(time * camSpeed) + Math.PI * .75;
 
-      camera.position.set(Math.cos(angle) * camRadius, camHeight, Math.sin(angle) * camRadius);
 
-      camera.lookAt(...camTarget);
 
+    for (const {mesh, mixer} of birds) {
 
+      mixer.update(deltaTime);
 
+      mesh.position.z = (mesh.position.z + minMax + mixer.timeScale * birdSpeed * deltaTime) % (minMax * 2) - minMax;
 
     }
 
     }
 
 
 
     renderer.render(scene, camera);
 
     renderer.render(scene, camera);