@foxglove/ulog/dist/findRange.js

PX4 ULog file reader

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.findRange = findRange;
function findRange(entries, minValue, maxValue) {
    let low = 0;
    let high = entries.length - 1;
    // get the start index
    let startIndex = -1;
    while (low <= high) {
        const mid = Math.floor((high - low) / 2) + low;
        const curValue = entries[mid][0];
        if (curValue >= minValue) {
            startIndex = mid;
            high = mid - 1;
        }
        else {
            low = mid + 1;
        }
    }
    // get the end index
    let endIndex = -1;
    low = 0;
    high = entries.length - 1;
    while (low <= high) {
        const mid = Math.floor((high - low) / 2) + low;
        if (entries[mid][0] <= maxValue) {
            endIndex = mid;
            low = mid + 1;
        }
        else {
            high = mid - 1;
        }
    }
    if (startIndex !== -1 && endIndex !== -1) {
        return [startIndex, endIndex];
    }
    return undefined;
}
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