titaniumtown/YTBN-Graphing-Software
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cache works!

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This commit is contained in:
Simon Gardling
2022-02-14 10:58:33 -05:00
parent 16a1076857
commit dd6d30ef37
5 changed files with 192 additions and 113 deletions
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12
www/index.js
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@@ -1,4 +1,4 @@
class Chart {}
class ChartManager {}
const canvas = document.getElementById("canvas");
const coord = document.getElementById("coord");
@@ -14,6 +14,7 @@ const area_msg = document.getElementById("area-msg");
const resolution = document.getElementById("resolution");
let chart = null;
let chart_manager = null;
/** Main entry point */
export function main() {
@@ -23,7 +24,8 @@ export function main() {
/** This function is used in `bootstrap.js` to setup imports. */
export function setup(WasmChart) {
Chart = WasmChart;
ChartManager = WasmChart;
ChartManager.init_panic_hook();
}
/** Add event listeners. */
@@ -71,8 +73,12 @@ function onMouseMove(event) {
function updatePlot() {
status.innerText = `Rendering y=${math_function.value}...`;
if (chart_manager == null) {
chart_manager = ChartManager.new(math_function.value, Number(minX.value), Number(maxX.value), Number(minY.value), Number(maxY.value), Number(num_interval.value), Number(resolution.value));
}
const start = performance.now();
chart = Chart.draw(canvas, math_function.value, Number(minX.value), Number(maxX.value), Number(minY.value), Number(maxY.value), Number(num_interval.value), Number(resolution.value));
chart = chart_manager.update(canvas, math_function.value, Number(minX.value), Number(maxX.value), Number(minY.value), Number(maxY.value), Number(num_interval.value), Number(resolution.value));
const end = performance.now();
area_msg.innerText = `Estimated Area: ${chart.get_area()}`;