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Test_BatchMesh.html
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Test_BatchMesh.html
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<!DOCTYPE html>
<html lang="en">
<head>
<title>testing</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, user-scalable=no, minimum-scale=1.0, maximum-scale=1.0">
<style>
body {
background-color: #fff;
color: #444;
margin: 0;
padding: 0;
width: 100vw;
height: 100vh;
overflow: hidden;
}
a {
color: #08f;
}
.btn {
position: fixed;
top:0;
left:0;
width:100%;
height: 20vh;
display: flex;
justify-content: center;
}
button {
cursor: pointer;
width:200px;
margin: 10vh 0 0 0;
height:50px;
background:rgb(182, 23, 23);
z-index: 9999;
}
button:hover {
border:5px solid green;
transition: 200ms;
}
</style>
</head>
<body>
<div class="view">
<div class="btn">
<button id="buttonExplore">Click</button>
</div>
</div>
<!--
TODO: If you're reading this, you may wish to improve this example by
- Create a better shading for the birds?
-->
<!-- shader for bird's position -->
<script id="fragmentShaderPosition" type="x-shader/x-fragment">
uniform float time;
uniform float delta;
uniform float controlsAction;
void main() {
vec2 uv = gl_FragCoord.xy / resolution.xy;
vec4 tmpPos = texture2D( texturePosition, uv );
vec3 position = tmpPos.xyz;
vec3 velocity = texture2D( textureVelocity, uv ).xyz;
float phase = tmpPos.w;
phase = mod( ( phase + delta +
length( velocity.xz ) * delta * 3. +
max( velocity.y, 0.0 ) * delta * 6. ), 62.83 );
gl_FragColor = vec4( position + velocity * delta * controlsAction , phase );
}
</script>
<!-- shader for bird's velocity -->
<script id="fragmentShaderVelocity" type="x-shader/x-fragment">
uniform float time;
uniform float testing;
uniform float delta; // about 0.016
uniform float separationDistance; // 20
uniform float alignmentDistance; // 40
uniform float cohesionDistance; //
uniform float freedomFactor;
uniform vec3 predator;
const float width = resolution.x;
const float height = resolution.y;
const float PI = 3.141592653589793;
const float PI_2 = PI * 2.0;
// const float VISION = PI * 0.55;
float zoneRadius = 40.0;
float zoneRadiusSquared = 1600.0;
float separationThresh = 0.45;
float alignmentThresh = 0.65;
const float UPPER_BOUNDS = BOUNDS;
const float LOWER_BOUNDS = -UPPER_BOUNDS;
const float SPEED_LIMIT = 9.0;
float rand( vec2 co ){
return fract( sin( dot( co.xy, vec2(12.9898,78.233) ) ) * 43758.5453 );
}
mat4 rotation3d(vec3 axis, float angle) {
axis = normalize(axis);
float s = sin(angle);
float c = cos(angle);
float oc = 1.0 - c;
return mat4(
oc * axis.x * axis.x + c, oc * axis.x * axis.y - axis.z * s, oc * axis.z * axis.x + axis.y * s, 0.0,
oc * axis.x * axis.y + axis.z * s, oc * axis.y * axis.y + c, oc * axis.y * axis.z - axis.x * s, 0.0,
oc * axis.z * axis.x - axis.y * s, oc * axis.y * axis.z + axis.x * s, oc * axis.z * axis.z + c, 0.0,
0.0, 0.0, 0.0, 1.0
);
}
void main() {
zoneRadius = separationDistance + alignmentDistance + cohesionDistance;
separationThresh = separationDistance / zoneRadius;
alignmentThresh = ( separationDistance + alignmentDistance ) / zoneRadius;
zoneRadiusSquared = zoneRadius * zoneRadius;
vec2 uv = gl_FragCoord.xy / resolution.xy;
vec3 birdPosition, birdVelocity;
vec3 selfPosition = texture2D( texturePosition, uv ).xyz;
vec3 selfVelocity = texture2D( textureVelocity, uv ).xyz;
float dist;
vec3 dir; // direction
float distSquared;
float separationSquared = separationDistance * separationDistance;
float cohesionSquared = cohesionDistance * cohesionDistance;
float f;
float percent;
vec3 velocity = selfVelocity;
float limit = SPEED_LIMIT;
dir = predator * UPPER_BOUNDS - selfPosition;
dir.z = 0.;
// dir.z *= 0.6;
dist = length( dir );
distSquared = dist * dist;
float preyRadius = 100.0;
float preyRadiusSq = preyRadius * preyRadius;
// move birds away from predator
if ( dist < preyRadius ) {
f = ( distSquared / preyRadiusSq - 1.0 ) * delta * 200.;
velocity += normalize( dir ) * f;
limit += 15.0;
} else {
}
// if (testing == 0.0) {}
// if ( rand( uv + time ) < freedomFactor ) {}
// Attract flocks to the center
vec3 central = vec3( predator.x * UPPER_BOUNDS ,predator.y * UPPER_BOUNDS, 0. );
dir = selfPosition - central;
dist = length( dir );
dir.y *= 0.5;
float thisToCenter = 15.;
velocity -= (normalize( dir ) * delta * thisToCenter) * 1.;
for ( float y = 0.0; y < height; y++ ) {
for ( float x = 0.0; x < width; x++ ) {
vec2 ref = vec2( x + 0.5, y + 0.5 ) / resolution.xy;
birdPosition = texture2D( texturePosition, ref ).xyz;
dir = birdPosition - selfPosition;
dist = length( dir );
if ( dist < 0.0001 ) continue;
distSquared = dist * dist * dist;
if ( distSquared > zoneRadiusSquared ) continue;
percent = distSquared / zoneRadiusSquared;
if ( percent < separationThresh ) { // low
// Separation - Move apart for comfort
f = ( separationThresh / percent - 1.0 ) * delta;
velocity -= normalize( dir ) * f;
} else if ( percent < alignmentThresh ) { // high
// Alignment - fly the same direction
float threshDelta = alignmentThresh - separationThresh;
float adjustedPercent = ( percent - separationThresh ) / threshDelta;
birdVelocity = texture2D( textureVelocity, ref ).xyz;
f = ( 0.5 - cos( adjustedPercent * PI_2 ) * 0.5 + 0.5 ) * delta;
velocity += normalize( birdVelocity ) * f;
} else {
// Attraction / Cohesion - move closer
float threshDelta = 1.0 - alignmentThresh;
float adjustedPercent;
if( threshDelta == 0. ) adjustedPercent = 1.;
else adjustedPercent = ( percent - alignmentThresh ) / threshDelta;
f = ( 0.5 - ( cos( adjustedPercent * PI_2 ) * -0.5 + 0.5 ) ) * delta;
velocity += normalize( dir ) / f;
}
}
}
// this make tends to fly around than down or up
// if (velocity.y > 0.) velocity.y *= (1. - 0.2 * delta);
// Speed Limits
if ( length( velocity ) > limit ) {
velocity = normalize( velocity ) * limit;
}
gl_FragColor = vec4( velocity, 1.0 );
}
</script>
<script type="x-shader/x-vertex" id="birdVS">
attribute vec2 reference;
uniform sampler2D texturePosition;
uniform sampler2D textureVelocity;
varying vec4 vColor;
varying float z;
varying vec3 vNormal;
varying vec3 vViewPosition;
uniform float time;
void main() {
vec4 tmpPos = texture2D( texturePosition, reference );
vec3 pos = tmpPos.xyz;
vec3 velocity = normalize(texture2D( textureVelocity, reference ).xyz);
vec3 newPosition = position;
// if ( birdVertex == 4.0 || birdVertex == 7.0 ) {
// // flap wings
// newPosition.y = sin( tmpPos.w ) * 5.;
// }
newPosition = mat3( modelMatrix ) * newPosition;
velocity.z *= -1.;
float xz = length( velocity.xz );
float xyz = 1.;
float x = sqrt( 1. - velocity.y * velocity.y );
float cosry = velocity.x / xz;
float sinry = velocity.z / xz;
float cosrz = x / xyz;
float sinrz = velocity.y / xyz;
mat3 maty = mat3(
cosry, 0, -sinry,
0 , 1, 0 ,
sinry, 0, cosry
);
mat3 matz = mat3(
cosrz , sinrz, 0,
-sinrz, cosrz, 0,
0 , 0 , 1
);
newPosition = maty * matz * newPosition;
newPosition += pos;
z = newPosition.z;
vColor = vec4( vec3(1.,.6,.7), 1.0 );
gl_Position = projectionMatrix * viewMatrix * vec4( newPosition, 1.0 );
vNormal = normal;
//vViewPosition = newPosition;
}
</script>
<!-- bird geometry shader -->
<script type="x-shader/x-fragment" id="birdFS">
varying vec4 vColor;
varying float z;
uniform vec3 color;
void main() {
// Fake colors for now
float z2 = 0.2 + ( 1000. - z ) / 1000. * vColor.x;
gl_FragColor = vec4( vec3(1.,.5,.5), 1. );
}
</script>
<script type="importmap">
{
"imports": {
"three": "./three.module.js",
"three/addons/": "./jsm/"
}
}
</script>
<script type="module">
import * as THREE from 'three';
import Stats from 'three/addons/stats.module.js';
import { GUI } from 'three/addons/lil-gui.module.min.js';
import { OrbitControls } from 'three/addons/OrbitControls.js';
import { GLTFLoader } from 'three/addons/GLTFLoader.js';
import { DRACOLoader } from 'three/addons/DRACOLoader.js';
import { GPUComputationRenderer } from 'three/addons/GPUComputationRenderer.js';
import { InstancesMaterial, INSTANCE_POSITION, InstancesDepthMaterial } from './instances_material.js';
/* TEXTURE WIDTH FOR SIMULATION */
const WIDTH = 20;
let container, stats;
let camera, scene, renderer;
let mouseX = 0, mouseY = 0;
let windowHalfX = window.innerWidth / 2;
let windowHalfY = window.innerHeight / 2;
const BOUNDS = 800, BOUNDS_HALF = BOUNDS / 2;
let last = performance.now();
let gpuCompute;
let velocityVariable;
let positionVariable;
let positionUniforms;
let velocityUniforms;
let birdUniforms;
let monitorPos
let monitorVel
let meshDemo
let materialShader
let pointLightMNouse
let groundMesh
let materialInstanceCustom2
let materialInstancecustomDepthMaterial
let saverefence
let mathh
let SAVETAM_POS_MODEL_EXPLORE = [0.0877984017133713,0.439271569252014,-0.245012998580933,-0.137852489948273,0.833795547485352,0.224786907434464,-0.178415730595589,0.849836111068726,0.0331683345139027,0.100009851157665,0.964893043041229,0.115071177482605,-0.0878595784306526,0.978218972682953,0.0651551485061646,0.0120408488437533,0.46833524107933,-0.0556351728737354,0.145275443792343,0.589927017688751,-0.250649720430374,0.0103157004341483,0.549849331378937,-0.255665183067322,-0.0234829746186733,0.764977872371674,0.12507601082325,0.0634688138961792,0.641248822212219,-0.0323227308690548,-0.182670310139656,0.381872802972794,-0.149191692471504,-0.0952354222536087,0.653967797756195,0.298384159803391,-0.0707720294594765,0.847495019435883,-0.113570041954517,-0.0309296753257513,0.816631853580475,-0.0572769194841385,-0.168336674571037,0.648442506790161,0.180619806051254,0.0699106678366661,0.499456584453583,0.0687895640730858,-0.0903440192341805,0.517842948436737,0.068500854074955,0.0167299825698137,0.99993908405304,0.108423411846161,0.186521887779236,0.916137397289276,0.0288851354271173,-0.171286135911942,0.818183958530426,-0.16701152920723,-0.0617018416523933,0.910230934619904,0.144503593444824,0.0770056545734406,0.908711075782776,0.11418629437685,0.164517775177956,0.664823889732361,-0.215375483036041,0.00110357813537121,0.804619193077087,-0.231846883893013,0.142786011099815,0.681079864501953,-0.018492741510272,-0.238149166107178,0.86315643787384,0.0277061387896538,0.0964901968836784,0.880985260009766,-0.0203328467905521,0.0842177197337151,0.948935508728027,-0.0495679192245007,0.177810594439507,0.934957921504974,0.107959561049938,-0.145025715231895,0.253380715847015,0.0259317588061094,0.0694292932748795,0.923529803752899,-0.139281287789345,0.173594757914543,0.43208184838295,0.284754782915115,0.18957482278347,0.733807265758514,-0.0223361849784851,-0.143293470144272,0.953397870063782,-0.0597655326128006,-0.0619170777499676,0.824709892272949,-0.179203182458878,-0.27431857585907,0.792869031429291,0.0495960637927055,0.173334881663322,0.793883800506592,-0.0402043461799622,0.0391647517681122,0.897150754928589,0.0482810884714127,-0.0964417085051537,0.540855228900909,0.220208466053009,-0.172903254628181,0.731251120567322,0.216022178530693,-0.231376305222511,0.452723532915115,0.0782396048307419,-0.00552151305601001,0.961232960224152,0.143738821148872,0.0222326852381229,0.377653449773788,-0.157530710101128,0.0877069234848022,0.964366257190704,0.00535038392990828,-0.203677326440811,0.638940572738647,-0.189359083771706,0.246009662747383,0.489783734083176,0.183190226554871,-0.0285853836685419,0.710690379142761,-0.189199000597,0.123240351676941,0.769200563430786,-0.116766601800919,0.123732209205627,0.833290755748749,-0.045009583234787,-0.231843993067741,0.535055041313171,0.252727419137955,0.0696927905082703,0.783150613307953,0.094602182507515,0.020306047052145,0.839237570762634,-0.149417564272881,-0.0297321211546659,0.689653635025024,0.251807063817978,-0.00103055313229561,0.97383987903595,0.103410288691521,-0.244261920452118,0.783304452896118,-0.0518446825444698,-0.0271129738539457,1.0062655210495,-0.00353253330104053,-0.216383010149002,0.510690629482269,0.210795775055885,-0.028948750346899,0.849173486232758,0.215399965643883,0.106363020837307,0.659490585327148,0.306371539831161,0.181876212358475,0.885205984115601,0.0968343392014503,-0.0210474841296673,0.685189723968506,0.0657641813158989,-0.0848549157381058,0.977166891098022,0.149076223373413,-0.142725542187691,0.693634927272797,0.0616999790072441,0.0561665035784245,0.72348028421402,0.132995337247849,-0.259386837482452,0.658267736434937,0.161306485533714,-0.0528970845043659,0.670686483383179,0.33508175611496,0.118024043738842,0.843637526035309,0.115289911627769,-0.189618065953255,0.544288754463196,0.124706029891968,-0.0744203552603722,0.898730993270874,-0.0879866108298302,0.0161333996802568,0.887615084648132,-0.0759392827749252,0.140937075018883,0.922361731529236,0.156540542840958,0.0806692317128181,0.216551139950752,0.113577537238598,-0.189428076148033,0.890522420406342,0.115829333662987,0.0218072924762964,0.865179717540741,-0.209302097558975,0.124857924878597,0.367203891277313,-0.0344305299222469,-0.0409983918070793,0.519988059997559,-0.160671710968018,-0.0108643230050802,0.826291799545288,-0.019201498478651,0.206287011504173,0.657723426818848,0.261624753475189,0.17799985408783,0.476145923137665,-0.211545169353485,-0.028031051158905,0.976590394973755,0.113457009196281,0.136074602603912,0.826175212860107,-0.205352589488029,-0.0895072519779205,0.958239436149597,-0.0695640668272972,-0.227189511060715,0.76348865032196,0.0542498491704464,0.226098269224167,0.536710143089294,-0.13576053082943,-0.0489199087023735,0.821504950523376,0.120064534246922,-0.0536988526582718,0.856837689876556,0.270756006240845,0.228787302970886,0.822551786899567,0.153426200151443,0.0737103670835495,0.899844944477081,0.161961823701859,0.147129446268082,0.377673149108887,0.068349115550518,-0.292280584573746,0.742480218410492,0.0339951179921627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let now = 0
let delta
let listChildMeshFORBatch
let materialBatch
let customDepthMaterialBatch
let accessToMaterialBath
const api = {
method: 'BATCHED',
count: 206,
dynamic: 16,
sortObjects: false,
perObjectFrustumCulled: true,
opacity: 1,
useCustomSort: false,
};
const position = new THREE.Vector3();
const rotation = new THREE.Euler();
const quaternion = new THREE.Quaternion();
const scale = new THREE.Vector3();
let time = 0
const ids = [];
const matrix = new THREE.Matrix4();
let actionReady = false
const buttonExplore = document.getElementById("buttonExplore")
const handleClick = () => {
//actionReady = !actionReady;
actionReady = true
}
buttonExplore.addEventListener("click", handleClick)
init();
animate();
function init() {
container = document.createElement('div');
document.body.appendChild(container);
camera = new THREE.PerspectiveCamera(75, window.innerWidth / window.innerHeight, 1, 3000);
camera.position.z = 500;
//camera.position.y = 250
scene = new THREE.Scene();
//scene.background = new THREE.Color(0xffffff);
scene.fog = new THREE.Fog(0x353535, 100, 1000);
const axesHelper = new THREE.AxesHelper(window.innerHeight);
scene.add(axesHelper);
const directionalLight = new THREE.DirectionalLight(0xffffff, Math.PI * 1)
directionalLight.position.set(0, window.innerHeight / 2, window.innerHeight / 6);
directionalLight.castShadow = true
directionalLight.shadow.mapSize.width = window.innerWidth
directionalLight.shadow.mapSize.height = window.innerHeight
directionalLight.shadow.camera.near = 0.5
directionalLight.shadow.camera.far = 1000
directionalLight.shadow.camera.left = -1000
directionalLight.shadow.camera.right = 1000
directionalLight.shadow.camera.top = 1000
directionalLight.shadow.camera.bottom = -1000
scene.add(directionalLight);
const helper = new THREE.DirectionalLightHelper(directionalLight, 20);
//scene.add( helper );
pointLightMNouse = new THREE.PointLight(0xc61a09, 700000, 700);
pointLightMNouse.position.set(0, 0, 0);
//pointLightMNouse.castShadow = true;
scene.add(pointLightMNouse);
renderer = new THREE.WebGLRenderer();
renderer.setPixelRatio(window.devicePixelRatio);
renderer.setSize(window.innerWidth, window.innerHeight);
renderer.shadowMap.enabled = true
renderer.shadowMap.type = THREE.PCFSoftShadowMap
//renderer.shadowMap.type = THREE.VSMShadowMap
container.appendChild(renderer.domElement);
stats = new Stats();
container.appendChild(stats.dom);
container.style.touchAction = 'none';
container.addEventListener('pointermove', onPointerMove);
//
const controls = new OrbitControls(camera, renderer.domElement);
// add monitor
monitorPos = new THREE.Mesh(new THREE.PlaneGeometry(100, 100), new THREE.MeshBasicMaterial({ map: null }))
scene.add(monitorPos)
monitorVel = new THREE.Mesh(new THREE.PlaneGeometry(100, 100), new THREE.MeshBasicMaterial({ map: null }))
monitorVel.position.x = -300
monitorVel.position.y = 100
monitorPos.position.x = -300
monitorPos.position.y = -100
scene.add(monitorVel)
window.addEventListener('resize', onWindowResize);
initBatchedMesh()
createMaterialBatch()
initGround();
initComputeRenderer();
const gui = new GUI();
const effectController = {
separation: 1.0,
alignment: 1.0,
cohesion: 1.0,
freedom: 0.75
};
const valuesChanger = function () {
velocityUniforms['separationDistance'].value = effectController.separation;
velocityUniforms['alignmentDistance'].value = effectController.alignment;
velocityUniforms['cohesionDistance'].value = effectController.cohesion;
velocityUniforms['freedomFactor'].value = effectController.freedom;
};
valuesChanger();
gui.add(effectController, 'separation', 0.0, 100.0, 1.0).onChange(valuesChanger);
gui.add(effectController, 'alignment', 0.0, 100, 0.001).onChange(valuesChanger);
gui.add(effectController, 'cohesion', 0.0, 100, 0.025).onChange(valuesChanger);
gui.close();
}
function initComputeRenderer() {
gpuCompute = new GPUComputationRenderer(WIDTH, WIDTH, renderer);
const dtPosition = gpuCompute.createTexture();
const dtVelocity = gpuCompute.createTexture();
fillPositionTexture(dtPosition);
fillVelocityTexture(dtVelocity);
velocityVariable = gpuCompute.addVariable('textureVelocity', document.getElementById('fragmentShaderVelocity').textContent, dtVelocity);
positionVariable = gpuCompute.addVariable('texturePosition', document.getElementById('fragmentShaderPosition').textContent, dtPosition);
gpuCompute.setVariableDependencies(velocityVariable, [positionVariable, velocityVariable]);
gpuCompute.setVariableDependencies(positionVariable, [positionVariable, velocityVariable]);
positionUniforms = positionVariable.material.uniforms;
velocityUniforms = velocityVariable.material.uniforms;
positionUniforms['controlsAction'] = { value: 0.0 };
positionUniforms['time'] = { value: 0.0 };
positionUniforms['delta'] = { value: 0.0 };
velocityUniforms['time'] = { value: 1.0 };
velocityUniforms['delta'] = { value: 0.0 };
velocityUniforms['testing'] = { value: 1.0 };
velocityUniforms['separationDistance'] = { value: 1.0 };
velocityUniforms['alignmentDistance'] = { value: 1.0 };
velocityUniforms['cohesionDistance'] = { value: 1.0 };
velocityUniforms['freedomFactor'] = { value: 1.0 };
velocityUniforms['predator'] = { value: new THREE.Vector3() };
velocityVariable.material.defines.BOUNDS = BOUNDS.toFixed(2);
velocityVariable.wrapS = THREE.RepeatWrapping;
velocityVariable.wrapT = THREE.RepeatWrapping;
positionVariable.wrapS = THREE.RepeatWrapping;
positionVariable.wrapT = THREE.RepeatWrapping;
const error = gpuCompute.init();
if (error !== null) {
console.error(error);
}
}
function initGround() {
groundMesh = new THREE.Mesh(
new THREE.PlaneGeometry(window.innerWidth, window.innerWidth),
new THREE.MeshPhongMaterial({ color: 0x353535 })
)
groundMesh.rotateX(-Math.PI / 4.2)
groundMesh.position.y = -300
groundMesh.receiveShadow = true
meshDemo = new THREE.Mesh(new THREE.SphereGeometry(10, 16, 16),
new THREE.MeshPhongMaterial({
color: 0xfefefe
}))
meshDemo.receiveShadow = true
meshDemo.castShadow = true
scene.add(meshDemo)
scene.add(groundMesh)
}
function createMaterialBatch() {
let materialBatch
if (!materialBatch) {
materialBatch = new THREE.MeshPhongMaterial({ color: 'green' });
materialBatch.onBeforeCompile = (shader) => {
shader.uniforms.texturePosition = { value: null };
shader.uniforms.textureVelocity = { value: null };
shader.uniforms.textureWidth_Height = { value: new THREE.Vector2(WIDTH,WIDTH) };
shader.uniforms.uTime = { value: 1.0 };
shader.uniforms.delta = { value: 0.0 };
let token = '#define PHONG';
let insert = /* glsl */`
varying vec3 uPos;
varying vec2 vUv;
uniform float uTime;
uniform vec2 textureWidth_Height;
uniform sampler2D texturePosition;
uniform sampler2D textureVelocity;
`;
shader.vertexShader = shader.vertexShader.replace(token, token + insert);
token = '#include <begin_vertex>';
insert = /* glsl */`
vec2 refence = vec2(mod(float(batchId), textureWidth_Height.x) / textureWidth_Height.x, floor(float(batchId) / textureWidth_Height.x) / textureWidth_Height.y);
vec4 tmpPos = texture2D(texturePosition,refence );
vUv = uv;
vec3 pos = tmpPos.xyz;
vec3 velocity = normalize(texture2D( textureVelocity,refence).xyz);
vec3 newPosition = position;
newPosition = mat3( modelMatrix ) * newPosition;
velocity.z *= -1.;
float xz = length( velocity.xz );
float xyz = 1.;
float x = sqrt( 1. - velocity.y * velocity.y );
float cosry = velocity.x / xz;
float sinry = velocity.z / xz;
float cosrz = x / xyz;
float sinrz = velocity.y / xyz;
mat3 maty = mat3(
cosry, 0, -sinry,
0 , 1, 0 ,
sinry, 0, cosry
);
mat3 matz = mat3(
cosrz , sinrz, 0,
-sinrz, cosrz, 0,
0 , 0 , 1
);
// BECAUSE BATCHMESH HAS SET ROTATE , SO DISABLE THIS
// newPosition = maty * matz * newPosition;
newPosition += vec3(pos.x,pos.z,pos.y);
vec3 transformed = vec3( newPosition) / 100.;
`;
shader.vertexShader = shader.vertexShader.replace(token, insert);
console.log(shader.vertexShader)
//fragemnt
token = '#define PHONG'
insert = `
varying vec3 uPos;
varying vec2 vUv;
`
shader.fragmentShader = shader.fragmentShader.replace(token, insert);
token = '#include <dithering_fragment>'
insert = `
gl_FragColor = vec4(vec3(vUv,outgoingLight.x),1.);
`
shader.fragmentShader = shader.fragmentShader.replace(token, insert);
accessToMaterialBath = shader;
}
}
return materialBatch;
}
function initBatchedMesh() {
let saveModel
let mesh
const geometryCount = api.count;
const vertexCount = api.count * 512;
const indexCount = api.count * 1024;
const euler = new THREE.Euler();
const matrix = new THREE.Matrix4();
const savegeomestry = []
const savegroup = []
const loader = new GLTFLoader().setPath("models/");
const dracoLoader = new DRACOLoader();
dracoLoader.setDecoderPath('/jsm/draco/');
loader.setDRACOLoader(dracoLoader);
loader.load('sample.gltf', async function (gltf) {
const model = gltf.scene;
// wait until the model can be added to the scene without blocking due to shader compilation
// await renderer.compileAsync(model, camera, scene);
model.position.x = -1
scene.add(model)
saveModel = model
listChildMeshFORBatch = saveModel.children
console.log(listChildMeshFORBatch)
for (let i = 0; i < geometryCount; i++) {
if (listChildMeshFORBatch[i].type !== 'Group') {
savegeomestry.push(listChildMeshFORBatch[i].geometry);
}
if (listChildMeshFORBatch[i].type == 'Group') {
savegeomestry.push(listChildMeshFORBatch[i].children[0].geometry);
}
}
mesh = new THREE.BatchedMesh(geometryCount, vertexCount, indexCount, createMaterialBatch() /* new THREE.MeshPhongMaterial({color:'blue',wireframe:true}) */);
mesh.userData.rotationSpeeds = [];
// disable full-object frustum culling since all of the objects can be dynamic.
mesh.frustumCulled = false;
ids.length = 0;
function setmatrix(matrix, id) {
position.x = listChildMeshFORBatch[id].position.x;
position.y = listChildMeshFORBatch[id].position.y;
position.z = listChildMeshFORBatch[id].position.z;
// SAVETAM_POS_MODEL_EXPLORE.push(position.x)
// SAVETAM_POS_MODEL_EXPLORE.push(position.y)
// SAVETAM_POS_MODEL_EXPLORE.push(position.z)
// console.log(SAVETAM_POS_MODEL_EXPLORE.toString())
rotation.x = listChildMeshFORBatch[id].rotation.x;
rotation.y = 0;
rotation.z = 0;
quaternion.setFromEuler(rotation);
scale.x = scale.y = scale.z = 1.;
return matrix.compose(position, quaternion, scale);
}
for (let i = 0; i < api.count; i++) {
const id = mesh.addGeometry(savegeomestry[i % savegeomestry.length]);
mesh.setMatrixAt(id, setmatrix(matrix, id));
// const rotationMatrix = new THREE.Matrix4();
// rotationMatrix.makeRotationFromEuler(randomizeRotationSpeed(euler));
// mesh.userData.rotationSpeeds.push(rotationMatrix);
ids.push(id);
}
console.log(mesh)
mesh.scale.set(100, 100, 100)
const maBathCustomForDepth = new THREE.MeshDepthMaterial({
depthPacking: THREE.RGBADepthPacking
});
maBathCustomForDepth.onBeforeCompile = (shader) => {
shader.uniforms.texturePosition = { value: null };
shader.uniforms.textureVelocity = { value: null };
shader.uniforms.time = { value: 1.0 };
shader.uniforms.delta = { value: 0.0 };
let token = '';
let insert = /* glsl */`
uniform sampler2D texturePosition;
uniform sampler2D textureVelocity;
uniform float time;
`;
shader.vertexShader = shader.vertexShader.replace(token, token + insert);
token = '#include <begin_vertex>';
insert = /* glsl */`
vec4 tmpPos = texture2D(texturePosition, vec2(mod(float(batchId), 20.0) / 20.0, (float(batchId) / 20.0) / 20.0));
vec3 pos = tmpPos.xyz;
vec3 velocity = normalize(texture2D( textureVelocity,vec2(mod(float(batchId), 20.0) / 20.0, (float(batchId) / 20.0) / 20.0) ).xyz);
vec3 newPosition = position;
newPosition = mat3( modelMatrix ) * newPosition;
velocity.z *= -1.;
float xz = length( velocity.xz );
float xyz = 1.;
float x = sqrt( 1. - velocity.y * velocity.y );
float cosry = velocity.x / xz;
float sinry = velocity.z / xz;
float cosrz = x / xyz;
float sinrz = velocity.y / xyz;
mat3 maty = mat3(
cosry, 0, -sinry,
0 , 1, 0 ,
sinry, 0, cosry
);
mat3 matz = mat3(
cosrz , sinrz, 0,
-sinrz, cosrz, 0,
0 , 0 , 1
);
//newPosition = maty * matz * newPosition;
newPosition += pos;
vec3 transformed = vec3( newPosition) / 100.;
`;
shader.vertexShader = shader.vertexShader.replace(token, insert);
//fRGAMENT
token = '#define PHONG'
insert = `
varying vec3 uPos;
`
shader.fragmentShader = shader.fragmentShader.replace(token, insert);
token = '#include <dithering_fragment>'
insert = `
// gl_FragColor = vec4(vec3(vUv,outgoingLight.x),1.);
`
shader.fragmentShader = shader.fragmentShader.replace(token, insert);
customDepthMaterialBatch = shader;
};
mesh.customDepthMaterial = maBathCustomForDepth
mesh.receiveShadow = true
mesh.castShadow = true
scene.add(mesh);
});
}
function fillPositionTexture(texture) {
console.log(SAVETAM_POS_MODEL_EXPLORE)
const theArray = texture.image.data;
let mm = 0
for (let k = 0, kl = theArray.length; k < kl; k += 4) {
mm++
const x = SAVETAM_POS_MODEL_EXPLORE[mm];
const y = SAVETAM_POS_MODEL_EXPLORE[mm+1];
const z = SAVETAM_POS_MODEL_EXPLORE[mm+2];
// const x = Math.random()*100;
// const y = Math.random()*100;
// const z = Math.random()*100;
theArray[k + 0] = x;
theArray[k + 1] = y;
theArray[k + 2] = z;
theArray[k + 3] = 1;
}
}
function fillVelocityTexture(texture) {
const theArray = texture.image.data;
for (let k = 0, kl = theArray.length; k < kl; k += 4) {
const x = Math.random();
const y = Math.random();
const z = Math.random();
theArray[k + 0] = x * 1;
theArray[k + 1] = y * 1;
theArray[k + 2] = z * 1;
theArray[k + 3] = 1;
}
}
function onWindowResize() {
windowHalfX = window.innerWidth / 2;
windowHalfY = window.innerHeight / 2;
camera.aspect = window.innerWidth / window.innerHeight;
camera.updateProjectionMatrix();
renderer.setSize(window.innerWidth, window.innerHeight);
}
function onPointerMove(event) {
if (event.isPrimary === false) return;
mouseX = event.clientX - windowHalfX;
mouseY = event.clientY - windowHalfY;
}
//
function animate() {
requestAnimationFrame(animate);
render();
stats.update();
}
function render() {
if(actionReady) {
console.log('RUN')
now = performance.now();
let delta = (now - last) / 1000;
if (delta > 1) delta = 1; // safety cap on large deltas
last = now;
positionUniforms['controlsAction'].value = 10.;
positionUniforms['time'].value = now;
positionUniforms['delta'].value = delta;
velocityUniforms['time'].value = now;
velocityUniforms['delta'].value = delta;
// birdUniforms['time'].value = now;
// birdUniforms['delta'].value = delta;
if (materialShader) materialShader.uniforms['time'].value = now / 1000;
if (materialShader) materialShader.uniforms['delta'].value = delta;
if (accessToMaterialBath) accessToMaterialBath.uniforms['uTime'].value = now / 1000;
if (accessToMaterialBath) accessToMaterialBath.uniforms['delta'].value = delta;
if (materialInstanceCustom2) materialInstanceCustom2.uniforms['time'].value = now / 1000;
if (materialInstanceCustom2) materialInstanceCustom2.uniforms['delta'].value = delta;
if (customDepthMaterialBatch) customDepthMaterialBatch.uniforms['time'].value = now / 1000;
if (customDepthMaterialBatch) customDepthMaterialBatch.uniforms['delta'].value = delta;