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example.js
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example.js
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const {getDataArray, glslDir, gpuFree} = require('.');
const glsl = glslDir(`${__dirname}/glsl`);
async function main() {
try {
const [invInit, invRow, invResult] = await Promise.all([
glsl('inv-matrix-init.c'),
glsl('inv-matrix-row.c'),
glsl('inv-matrix-result.c')
]);
function invMatrix(matrix) {
const size = matrix.length;
let invStep = invInit(matrix, size);
for (let i = 0; i < size; i++) {
const norm = invRow(invStep, size, i);
invStep.delete();
invStep = norm;
}
const result = invResult.arrayOut(invStep, size);
invStep.delete();
return result;
}
const matrix = [
[1, 2, 2],
[2, 2, 3],
[3, 3, 4]
];
const inv = invMatrix(matrix);
const pretty = inv.map((row) => (
row.map((cell) => (
cell.toFixed(2)
)).join(' \t ')
)).join('\n');
console.log(pretty);
} catch (err) {
console.error(err.stack || err);
} finally {
gpuFree();
process.exit();
}
}
main();