78 lines
2.3 KiB
JavaScript
78 lines
2.3 KiB
JavaScript
const statusElement = document.getElementById('status');
|
|
const progressElement = document.getElementById('progress');
|
|
const canvasElement = document.getElementById('canvas');
|
|
const outputElement = document.getElementById('output');
|
|
const fullscreenButton = document.getElementById('fullscreenButton');
|
|
|
|
outputElement.value = '';
|
|
|
|
canvasElement.addEventListener('webglcontextlost', (event) => {
|
|
event.preventDefault();
|
|
setStatus('WebGL context lost. Reload the page to restart the simulation.');
|
|
}, false);
|
|
|
|
function setStatus(text) {
|
|
if (!setStatus.last) {
|
|
setStatus.last = { time: Date.now(), text: '' };
|
|
}
|
|
|
|
if (text === setStatus.last.text) {
|
|
return;
|
|
}
|
|
|
|
const match = text && text.match(/([^(]+)\((\d+(?:\.\d+)?)\/(\d+)\)/);
|
|
const now = Date.now();
|
|
|
|
if (match && now - setStatus.last.time < 30) {
|
|
return;
|
|
}
|
|
|
|
setStatus.last.time = now;
|
|
setStatus.last.text = text;
|
|
|
|
if (match) {
|
|
statusElement.textContent = match[1].trim();
|
|
progressElement.value = Number.parseInt(match[2], 10) * 100;
|
|
progressElement.max = Number.parseInt(match[3], 10) * 100;
|
|
progressElement.hidden = false;
|
|
} else {
|
|
statusElement.textContent = text || '';
|
|
progressElement.hidden = !text;
|
|
if (!text) {
|
|
progressElement.removeAttribute('value');
|
|
}
|
|
}
|
|
}
|
|
|
|
var Module = {
|
|
canvas: canvasElement,
|
|
print: (...args) => {
|
|
console.log(...args);
|
|
outputElement.value += `${args.join(' ')}\n`;
|
|
outputElement.scrollTop = outputElement.scrollHeight;
|
|
},
|
|
printErr: (...args) => {
|
|
console.error(...args);
|
|
outputElement.value += `[err] ${args.join(' ')}\n`;
|
|
outputElement.scrollTop = outputElement.scrollHeight;
|
|
},
|
|
setStatus,
|
|
totalDependencies: 0,
|
|
monitorRunDependencies(left) {
|
|
this.totalDependencies = Math.max(this.totalDependencies, left);
|
|
setStatus(left ? `Preparing... (${this.totalDependencies - left}/${this.totalDependencies})` : 'Running...');
|
|
if (!left) {
|
|
setTimeout(() => setStatus(''), 250);
|
|
}
|
|
}
|
|
};
|
|
|
|
fullscreenButton.addEventListener('click', () => {
|
|
if (typeof Module.requestFullscreen === 'function') {
|
|
Module.requestFullscreen(false, false);
|
|
}
|
|
});
|
|
|
|
globalThis.onerror = () => {
|
|
setStatus('Exception thrown, see JavaScript console');
|
|
}; |