Files
filament/docs/webgl/helmet.html
Philip Rideout 64f2a580da Update public site with latest JavaScript demos.
It has been a while, we've made a fix to our KTX writer, added a helmet
demo, etc.
2019-03-08 17:49:28 -08:00

155 lines
5.8 KiB
HTML

<!DOCTYPE html>
<html lang="en">
<head>
<title>FlightHelmet</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,user-scalable=no,initial-scale=1">
<link href="https://google.github.io/filament/favicon.png" rel="icon" type="image/x-icon" />
<style>
body { margin: 0; overflow: hidden; }
canvas { touch-action: none; width: 100%; height: 100%; }
</style>
</head>
<body>
<canvas></canvas>
<script src="filament.js"></script>
<script src="gl-matrix-min.js"></script>
<script src="https://unpkg.com/gltumble"></script>
<script>
const ibl_suffix = Filament.getSupportedFormatSuffix('etc s3tc');
const env = 'syferfontein_18d_clear_2k';
const ibl_url = `${env}/${env}_ibl${ibl_suffix}.ktx`;
const sky_url = `${env}/${env}_skybox.ktx`;
const helmet_filamat_url = 'helmet.filamat';
const filamesh_url = 'helmet.filamesh';
Filament.init([
'FlightHelmet_baseColor.png',
'FlightHelmet_occlusionRoughnessMetallic.png',
'FlightHelmet_normal.png',
'FlightHelmet_baseColor1.png',
'FlightHelmet_occlusionRoughnessMetallic1.png',
'FlightHelmet_normal1.png',
'FlightHelmet_baseColor2.png',
'FlightHelmet_occlusionRoughnessMetallic2.png',
'FlightHelmet_normal2.png',
'FlightHelmet_baseColor3.png',
'FlightHelmet_occlusionRoughnessMetallic3.png',
'FlightHelmet_normal3.png',
'FlightHelmet_baseColor4.png',
'FlightHelmet_occlusionRoughnessMetallic4.png',
'FlightHelmet_normal4.png',
helmet_filamat_url, filamesh_url, ibl_url, sky_url
], () => {
window.Fov = Filament.Camera$Fov;
window.LightType = Filament.LightManager$Type;
window.app = new App(document.getElementsByTagName('canvas')[0]);
});
class App {
constructor(canvas) {
this.canvas = canvas;
const engine = this.engine = Filament.Engine.create(this.canvas);
this.scene = engine.createScene();
this.trackball = new Trackball(canvas, {startSpin: 0.035});
const sunlight = Filament.EntityManager.get().create();
Filament.LightManager.Builder(LightType.SUN)
.color([0.98, 0.92, 0.89])
.intensity(100000.0)
.direction([0.6, -1.0, -0.8])
.castShadows(true)
.sunAngularRadius(1.9)
.sunHaloSize(10.0)
.sunHaloFalloff(80.0)
.build(engine, sunlight);
this.scene.addEntity(sunlight);
const indirectLight = this.ibl = engine.createIblFromKtx(ibl_url);
this.scene.setIndirectLight(indirectLight);
indirectLight.setIntensity(100000);
const skybox = engine.createSkyFromKtx(sky_url);
this.scene.setSkybox(skybox);
const sampler = new Filament.TextureSampler(
Filament.MinFilter.LINEAR_MIPMAP_LINEAR,
Filament.MagFilter.LINEAR,
Filament.WrapMode.CLAMP_TO_EDGE);
const helmetMaterial = engine.createMaterial(helmet_filamat_url);
const setTextures = function(minstance, suffix) {
const setParam = minstance.setTextureParameter.bind(minstance);
const createTex = engine.createTextureFromPng.bind(engine);
const baseColor = `FlightHelmet_baseColor${suffix}.png`;
const orm = `FlightHelmet_occlusionRoughnessMetallic${suffix}.png`;
const normal = `FlightHelmet_normal${suffix}.png`;
setParam('baseColor', createTex(baseColor, {srgb: true}), sampler);
setParam('occlusionRoughnessMetallic', createTex(orm), sampler);
setParam('normalMap', createTex(normal), sampler);
};
const GlassPlasticMat = helmetMaterial.createInstance();
const LeatherPartsMat = helmetMaterial.createInstance();
const LensesMat = helmetMaterial.createInstance();
const MetalPartsMat = helmetMaterial.createInstance();
const RubberWoodMat = helmetMaterial.createInstance();
setTextures(GlassPlasticMat, '');
setTextures(LeatherPartsMat, '1');
setTextures(LensesMat, '2');
setTextures(MetalPartsMat, '3');
setTextures(RubberWoodMat, '4');
const mats = { GlassPlasticMat, LeatherPartsMat, LensesMat, MetalPartsMat, RubberWoodMat };
const mesh = engine.loadFilamesh(filamesh_url, null, mats);
let rm = engine.getRenderableManager();
let renderable = rm.getInstance(mesh.renderable);
rm.setCastShadows(renderable, true);
rm.setReceiveShadows(renderable, true);
this.helmet = mesh.renderable;
this.scene.addEntity(mesh.renderable);
this.swapChain = engine.createSwapChain();
this.renderer = engine.createRenderer();
this.camera = engine.createCamera();
this.view = engine.createView();
this.view.setCamera(this.camera);
this.view.setScene(this.scene);
this.resize();
this.render = this.render.bind(this);
this.resize = this.resize.bind(this);
window.addEventListener('resize', this.resize);
window.requestAnimationFrame(this.render);
}
render() {
const tcm = this.engine.getTransformManager();
const inst = tcm.getInstance(this.helmet);
tcm.setTransform(inst, this.trackball.getMatrix());
inst.delete();
this.renderer.render(this.swapChain, this.view);
window.requestAnimationFrame(this.render);
}
resize() {
const dpr = window.devicePixelRatio;
const width = this.canvas.width = window.innerWidth * dpr;
const height = this.canvas.height = window.innerHeight * dpr;
this.view.setViewport([0, 0, width, height]);
const y = -0.125, eye = [0, y, 2], center = [0, y, 0], up = [0, 1, 0];
this.camera.lookAt(eye, center, up);
const aspect = width / height;
const fov = aspect < 1 ? Fov.HORIZONTAL : Fov.VERTICAL;
this.camera.setProjectionFov(30, aspect, 1.0, 10.0, fov);
}
}
</script>
</body>
</html>