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Indicate workable browsers

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This commit is contained in:
Alex Crichton 2018-10-23 08:50:58 -07:00
parent c8f2f77480
commit f016ae5846
1 changed files with 4 additions and 2 deletions
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6
examples/raytrace-parallel/index.js
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@ -12,8 +12,10 @@ concurrency.disabled = true;
// First up, but try to do feature detection to provide better error messages // First up, but try to do feature detection to provide better error messages
function loadWasm() { function loadWasm() {
let msg = 'This demo currently requires Firefox Nightly (64.0) with\n'
msg += 'the `javascript.options.shared_memory` option enabled in `about:config`';
if (typeof SharedArrayBuffer !== 'function') { if (typeof SharedArrayBuffer !== 'function') {
alert('this browser does not have SharedArrayBuffer support enabled'); alert('this browser does not have SharedArrayBuffer support enabled' + '\n\n' + msg);
return return
} }
// Test for bulk memory operations with passive data segments // Test for bulk memory operations with passive data segments
@ -21,7 +23,7 @@ function loadWasm() {
const buf = new Uint8Array([0x00, 0x61, 0x73, 0x6d, 0x01, 0x00, 0x00, 0x00, const buf = new Uint8Array([0x00, 0x61, 0x73, 0x6d, 0x01, 0x00, 0x00, 0x00,
0x05, 0x03, 0x01, 0x00, 0x01, 0x0b, 0x03, 0x01, 0x01, 0x00]); 0x05, 0x03, 0x01, 0x00, 0x01, 0x0b, 0x03, 0x01, 0x01, 0x00]);
if (!WebAssembly.validate(buf)) { if (!WebAssembly.validate(buf)) {
alert('this browser does not support passive wasm memory, demo does not work'); alert('this browser does not support passive wasm memory, demo does not work' + '\n\n' + msg);
return return
} }