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add profiling in js

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This commit is contained in:
Magnus Ulimoen
2020-01-29 19:20:38 +01:00
parent ab02c8295f
commit c7375bf3d3
1 changed files with 5 additions and 2 deletions
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7
webfront/euler/euler.js
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@@ -9,6 +9,7 @@ import { EulerUniverse, default as init, set_panic_hook as setPanicHook } from "
setPanicHook();
const DIAMOND = false;
const UPWIND = true;
const MEASURE = false;
const canvas = document.getElementById("glCanvas");
@@ -211,8 +212,6 @@ import { EulerUniverse, default as init, set_panic_hook as setPanicHook } from "
function drawMe(timeOfDraw) {
gl.clear(gl.COLOR_BUFFER_BIT | gl.DEPTH_BUFFER_BIT);
let dt = 0.01;
let fieldPtr;
if (chosenField.value === 0) {
fieldPtr = universe.get_rho_ptr();
@@ -223,6 +222,7 @@ import { EulerUniverse, default as init, set_panic_hook as setPanicHook } from "
} else {
fieldPtr = universe.get_e_ptr();
};
MEASURE && console.time("draw");
const field = new Float32Array(wasm.memory.buffer, fieldPtr, width*height);
gl.bufferData(gl.ARRAY_BUFFER, field, gl.DYNAMIC_DRAW);
// console.log(field.reduce((min, v) => v < min ? v : min));
@@ -234,7 +234,9 @@ import { EulerUniverse, default as init, set_panic_hook as setPanicHook } from "
const vertexCount = positions.length;
gl.drawElements(gl.TRIANGLES, vertexCount, type, offset);
}
MEASURE && console.timeEnd("draw");
MEASURE && console.time("advance");
if (UPWIND) {
universe.advance_upwind(MAX_DT);
universe.advance_upwind(MAX_DT);
@@ -242,6 +244,7 @@ import { EulerUniverse, default as init, set_panic_hook as setPanicHook } from "
universe.advance(MAX_DT);
universe.advance(MAX_DT);
}
MEASURE && console.timeEnd("advance");
window.requestAnimationFrame(drawMe);
}