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Examples: Fix WebGPU logarithmic depth buffer demo. #28249

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May 1, 2024
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Examples: Fix WebGPU logarithmic depth buffer demo. #28249

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25 changes: 13 additions & 12 deletions examples/webgpu_camera_logarithmicdepthbuffer.html
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Original file line number Diff line number Diff line change
Expand Up @@ -118,9 +118,9 @@
{ size: 1e19, scale: 1.0, label: 'mind boggling (1000 light years)' }
];

init();
init().then( animate );

function init() {
async function init() {

if ( WebGPU.isAvailable() === false && WebGL.isWebGL2Available() === false ) {

Expand All @@ -133,15 +133,13 @@
container = document.getElementById( 'container' );

const loader = new FontLoader();
loader.load( 'fonts/helvetiker_regular.typeface.json', function ( font ) {
const font = await loader.loadAsync( 'fonts/helvetiker_regular.typeface.json' );

const scene = initScene( font );
const scene = initScene( font );

// Initialize two copies of the same scene, one with normal z-buffer and one with logarithmic z-buffer
objects.normal = initView( scene, 'normal', false );
objects.logzbuf = initView( scene, 'logzbuf', true );

} );
// Initialize two copies of the same scene, one with normal z-buffer and one with logarithmic z-buffer
objects.normal = await initView( scene, 'normal', false );
objects.logzbuf = await initView( scene, 'logzbuf', true );

stats = new Stats();
container.appendChild( stats.dom );
Expand All @@ -156,7 +154,7 @@

}

function initView( scene, name, logDepthBuf ) {
async function initView( scene, name, logDepthBuf ) {

const framecontainer = document.getElementById( 'container_' + name );

Expand All @@ -166,11 +164,12 @@
const renderer = new WebGPURenderer( { antialias: true, logarithmicDepthBuffer: logDepthBuf } );
renderer.setPixelRatio( window.devicePixelRatio );
renderer.setSize( SCREEN_WIDTH / 2, SCREEN_HEIGHT );
renderer.setAnimationLoop( render );
renderer.domElement.style.position = 'relative';
renderer.domElement.id = 'renderer_' + name;
framecontainer.appendChild( renderer.domElement );

await renderer.init();

return { container: framecontainer, renderer: renderer, scene: scene, camera: camera };

}
Expand Down Expand Up @@ -259,7 +258,9 @@

}

function render() {
function animate() {

requestAnimationFrame( animate );

// Put some limits on zooming
const minzoom = labeldata[ 0 ].size * labeldata[ 0 ].scale * 1;
Expand Down
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