Created
October 19, 2018 12:26
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<!DOCTYPE html> | |
<script src="three.min.js"></script> | |
<script src='threex.grass.js'></script> | |
<script src='OrbitControls.js'></script> | |
<body style='margin: 0px; overflow: hidden;'><script> | |
var renderer = new THREE.WebGLRenderer({ | |
antialias : true | |
}); | |
renderer.setSize( window.innerWidth, window.innerHeight ); | |
renderer.shadowMapEnabled = true; | |
renderer.shadowMapSoft = true; | |
renderer.shadowCameraNear = 3; | |
renderer.shadowCameraFov = 50; | |
renderer.shadowMapBias = 0.0039; | |
renderer.shadowMapDarkness = 0.5; | |
renderer.shadowMapWidth = 1024; | |
renderer.shadowMapHeight = 1024; | |
document.body.appendChild( renderer.domElement ); | |
//var axesHelper = new THREE.AxesHelper( 1000000 ); | |
var onRenderFcts= []; | |
var scene = new THREE.Scene(); | |
scene.background = 'images/bg.jpg' | |
var camera = new THREE.PerspectiveCamera(45, window.innerWidth / window.innerHeight, 0.01, 1000); | |
camera.position.y = 20; | |
camera.position.z = 2; | |
camera.position.x = 10 | |
camera.lookAt(scene.position); | |
window.addEventListener( 'resize', onWindowResize, false ); | |
////////////////////////////////////////////////////////////////////////////////// | |
// set 3 point lighting // | |
////////////////////////////////////////////////////////////////////////////////// | |
;(function(){ | |
var light = new THREE.DirectionalLight( 0xffffff ); | |
light.position.set( 1, 1, 1 ); | |
light.castShadow = true; | |
light.shadowDarkness = 0.5; | |
scene.add( light ); | |
var light = new THREE.DirectionalLight( 0x002288 ); | |
light.position.set( - 1, - 1, - 1 ); | |
light.castShadow = true; | |
light.shadowDarkness = 0.5; | |
scene.add( light ); | |
var light = new THREE.AmbientLight( 0x222222 ); | |
scene.add( light ); | |
// | |
//window.addEventListener( 'resize', onWindowResize, false ); | |
})() | |
// add a light behind | |
var light = new THREE.DirectionalLight('white', 1) | |
light.castShadow = true; | |
light.shadowDarkness = 0.5; | |
// var light = new THREE.PointLight('white', 2) | |
scene.add( light ) | |
light.position.y= 1 | |
////////////////////////////////////////////////////////////////////////////////// | |
// Creation rock | |
////////////////////////////////////////////////////////////////////////////////// | |
function createRock(x,z){ | |
var geometry = new THREE.BoxGeometry( 0.5, 4, 0.8 ); | |
var textureUrl = 'images/rocks.jpg' | |
var texture = THREE.ImageUtils.loadTexture(textureUrl); | |
texture.wrapS = THREE.RepeatWrapping; | |
texture.wrapT = THREE.RepeatWrapping; | |
texture.repeat.x= 1 | |
texture.repeat.y= 1 | |
texture.anisotropy = renderer.getMaxAnisotropy() | |
var material = new THREE.MeshPhongMaterial({ | |
map : texture, | |
emissive: 'gray', | |
}) | |
var rock = new THREE.Mesh( geometry, material); | |
rock.position.set(x,1,z); | |
scene.add(rock); | |
} | |
////////////////////////////////////////////////////////////////////////////////// | |
// Creation Menhir | |
////////////////////////////////////////////////////////////////////////////////// | |
function CreateDolmen(x, z){ | |
dolmen = new THREE.Object3D(); | |
var geometry = new THREE.BoxGeometry( 1, 3, 1 ); | |
var textureUrl = 'images/rocks.jpg' | |
var texture = THREE.ImageUtils.loadTexture(textureUrl); | |
texture.wrapS = THREE.RepeatWrapping; | |
texture.wrapT = THREE.RepeatWrapping; | |
texture.repeat.x= 1 | |
texture.repeat.y= 1 | |
texture.anisotropy = renderer.getMaxAnisotropy() | |
var material = new THREE.MeshPhongMaterial({ | |
map : texture, | |
emissive: 'gray', | |
}) | |
//pilier1 | |
pilier1 = new THREE.Mesh( geometry, material ); | |
pilier1.position.set(x,1.25,z); | |
//pilier2 | |
pilier2 = new THREE.Mesh( geometry, material ); | |
pilier2.position.set(x+2,1.25,z); | |
//toit | |
var geometry = new THREE.BoxGeometry( 4, 1, 1.25 ); | |
toit = new THREE.Mesh( geometry, material ); | |
toit.position.set(x+1,3,z); | |
dolmen.add( pilier1 ); | |
dolmen.add( pilier2); | |
dolmen.add( toit ); | |
dolmen.position.set(0,0,0); | |
//this["dolmen"+n].rotateY(r); | |
dolmen.castShadow = true; | |
dolmen.receiveShadow = false; | |
return dolmen.clone(); | |
} | |
function RotateObject(object,degreeY=0){ | |
degreeY = (degreeY * Math.PI)/180; | |
scene.add(object); | |
object.rotateY(degreeY); | |
} | |
////////////////////////////////////////////////////////////////////////////////// | |
// Creation Rock | |
////////////////////////////////////////////////////////////////////////////////// | |
function CreateRock(x,z){ | |
var pilier = new THREE.Object3D(); | |
var geometry = new THREE.BoxGeometry( 0.5, 4, 0.8 ); | |
var textureUrl = 'images/rocks.jpg' | |
var texture = THREE.ImageUtils.loadTexture(textureUrl); | |
texture.wrapS = THREE.RepeatWrapping; | |
texture.wrapT = THREE.RepeatWrapping; | |
texture.repeat.x= 1 | |
texture.repeat.y= 1 | |
texture.anisotropy = renderer.getMaxAnisotropy() | |
var material = new THREE.MeshPhongMaterial({ | |
map : texture, | |
emissive: 'gray', | |
}) | |
var rock = new THREE.Mesh( geometry, material); | |
rock.position.set(x,0,z); | |
pilier.add(rock); | |
pilier.position.set(0,0,0) | |
return pilier.clone(); | |
} | |
////////////////////////////////////////////////////////////////////////////////// | |
// position of stuff // | |
////////////////////////////////////////////////////////////////////////////////// | |
//menhir (n, x, z, rotation) | |
var r = 0; | |
var i = 1; | |
while(r<= 360){ | |
if(i%2 == 0){ | |
RotateObject(CreateDolmen(0,8),r); | |
}else{RotateObject(CreateRock(1,8),r);} | |
r+=30; | |
i++; | |
} | |
r = 0; | |
while(r <= 360){ | |
if (i % 2 == 0){ | |
RotateObject(CreateDolmen(0,3),r); | |
} | |
i++; | |
r += 60; | |
} | |
////////////////////////////////////////////////////////////////////////////////// | |
// grass ground // | |
////////////////////////////////////////////////////////////////////////////////// | |
var textureUrl = 'images/grasslight-small.jpg' | |
var texture = THREE.ImageUtils.loadTexture(textureUrl); | |
texture.wrapS = THREE.RepeatWrapping; | |
texture.wrapT = THREE.RepeatWrapping; | |
texture.repeat.x= 10 | |
texture.repeat.y= 10 | |
texture.anisotropy = renderer.getMaxAnisotropy() | |
// build object3d | |
var geometry = new THREE.PlaneGeometry(50, 50) | |
var material = new THREE.MeshPhongMaterial({ | |
map : texture, | |
emissive: 'green', | |
}) | |
var object3d = new THREE.Mesh(geometry, material) | |
object3d.rotateX(-Math.PI/2) | |
object3d.castShadow = false; | |
object3d.receiveShadow = true; | |
scene.add(object3d) | |
////////////////////////////////////////////////////////////////////////////////// | |
// comment // | |
////////////////////////////////////////////////////////////////////////////////// | |
var nTufts = 30000 | |
var positions = new Array(nTufts) | |
for(var i = 0; i < nTufts; i++){ | |
var position = new THREE.Vector3() | |
position.x = (Math.random()-0.5)*50 | |
position.z = (Math.random()-0.5)*50 | |
positions[i] = position | |
} | |
var mesh = THREEx.createGrassTufts(positions) | |
mesh.castShadow = false; | |
mesh.receiveShadow = true; | |
scene.add(mesh) | |
// load the texture | |
var textureUrl = THREEx.createGrassTufts.baseUrl+'images/grass01.png' | |
var material = mesh.material | |
material.map = THREE.ImageUtils.loadTexture(textureUrl) | |
material.alphaTest = 0.7 | |
////////////////////////////////////////////////////////////////////////////////// | |
// comment // | |
////////////////////////////////////////////////////////////////////////////////// | |
var nTufts = 20000 | |
var positions = new Array(nTufts) | |
for(var i = 0; i < nTufts; i++){ | |
var position = new THREE.Vector3() | |
position.x = (Math.random()-0.5)*50 | |
position.z = (Math.random()-0.5)*50 | |
positions[i] = position | |
} | |
var mesh = THREEx.createGrassTufts(positions) | |
mesh.castShadow = false; | |
mesh.receiveShadow = true; | |
scene.add(mesh) | |
// load the texture | |
var textureUrl = THREEx.createGrassTufts.baseUrl+'images/grass02.png' | |
var material = mesh.material | |
material.map = THREE.ImageUtils.loadTexture(textureUrl) | |
material.alphaTest = 0.7 | |
////////////////////////////////////////////////////////////////////////////////// | |
// comment // | |
////////////////////////////////////////////////////////////////////////////////// | |
var nTufts = 15000 | |
var positions = new Array(nTufts) | |
for(var i = 0; i < nTufts; i++){ | |
var position = new THREE.Vector3() | |
position.x = (Math.random()-0.5)*50 | |
position.z = (Math.random()-0.5)*50 | |
positions[i] = position | |
} | |
var mesh = THREEx.createGrassTufts(positions); | |
mesh.castShadow = false; | |
mesh.receiveShadow = true; | |
scene.add(mesh) | |
// load the texture | |
var material = mesh.material | |
var textureUrl = THREEx.createGrassTufts.baseUrl+'images/flowers01.png' | |
material.map = THREE.ImageUtils.loadTexture(textureUrl) | |
material.emissive.set(0x888888) | |
material.alphaTest = 0.7 | |
////////////////////////////////////////////////////////////////////////////////// | |
// comment // | |
////////////////////////////////////////////////////////////////////////////////// | |
var nTufts = 12000 | |
var positions = new Array(nTufts) | |
for(var i = 0; i < nTufts; i++){ | |
var position = new THREE.Vector3() | |
position.x = (Math.random()-0.5)*50 | |
position.z = (Math.random()-0.5)*50 | |
positions[i] = position | |
} | |
var mesh = THREEx.createGrassTufts(positions) | |
mesh.castShadow = false; | |
mesh.receiveShadow = true; | |
scene.add(mesh) | |
// load the texture | |
var material = mesh.material | |
var textureUrl = THREEx.createGrassTufts.baseUrl+'images/flowers02.png' | |
material.map = THREE.ImageUtils.loadTexture(textureUrl) | |
material.emissive.set(0x888888) | |
material.alphaTest = 0.7 | |
////////////////////////////////////////////////////////////////////////////////// | |
// Camera Controls // | |
////////////////////////////////////////////////////////////////////////////////// | |
controls = new THREE.OrbitControls( camera, renderer.domElement ); | |
//controls.addEventListener( 'change', render ); // call this only in static scenes (i.e., if there is no animation loop) | |
controls.enableDamping = true; // an animation loop is required when either damping or auto-rotation are enabled | |
controls.dampingFactor = 0.25; | |
controls.screenSpacePanning = false; | |
controls.minDistance = 3; | |
controls.maxDistance = 70; | |
controls.maxPolarAngle = (Math.PI / 2)/1.25; | |
////////////////////////////////////////////////////////////////////////////////// | |
// render the scene // | |
////////////////////////////////////////////////////////////////////////////////// | |
onRenderFcts.push(function(){ | |
//renderer = new THREE.WebGLRenderer({ antialias: true }); | |
renderer.shadowMapEnabled = true; | |
renderer.render( scene, camera ); | |
}) | |
////////////////////////////////////////////////////////////////////////////////// | |
// loop runner // | |
////////////////////////////////////////////////////////////////////////////////// | |
var lastTimeMsec= null | |
requestAnimationFrame(function animate(nowMsec){ | |
// keep looping | |
requestAnimationFrame( animate ); | |
controls.update(); | |
render(); | |
// measure time | |
lastTimeMsec = lastTimeMsec || nowMsec-1000/60 | |
var deltaMsec = Math.min(200, nowMsec - lastTimeMsec) | |
lastTimeMsec = nowMsec | |
// call each update function | |
onRenderFcts.forEach(function(onRenderFct){ | |
onRenderFct(deltaMsec/1000, nowMsec/1000) | |
}) | |
}) | |
function onWindowResize() { | |
camera.aspect = window.innerWidth / window.innerHeight; | |
camera.updateProjectionMatrix(); | |
renderer.setSize( window.innerWidth, window.innerHeight ); | |
} | |
function render() { | |
renderer.render( scene, camera ); | |
} | |
</script></body> |
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