37 lines
1.1 KiB
JavaScript
37 lines
1.1 KiB
JavaScript
"use strict";
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import fs from 'fs';
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import l from '../../Helpers/Log.mjs';
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import a from '../../Helpers/Ansi.mjs';
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import Terrain50 from 'terrain50';
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export default async function(settings) {
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if(typeof settings.cli.input !== "string") {
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l.error("Error: No input file specified (try --filename path/to/heightmap.asc)");
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process.exit(1);
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}
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if(typeof settings.cli.output !== "string") {
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l.error("Error: No output file specified (try --filename path/to/output.asc)");
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process.exit(1);
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}
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l.log(`Reading input files`);
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let heightmap = Terrain50.Parse(await fs.promises.readFile(settings.cli.input, "utf-8"));
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if(typeof settings.cli.min == "number") {
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l.log(`Clamping values to a minimum of ${a.hicol}${settings.cli.min}${a.reset}`);
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heightmap.min_value = settings.cli.min;
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l.log(`done`);
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}
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if(typeof settings.cli.max == "number") {
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l.log(`Clamping values to a maximum of ${a.hicol}${settings.cli.max}${a.reset}`);
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heightmap.max_value = settings.cli.max;
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l.log(`done`);
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}
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l.log(`Writing result to disk`);
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await heightmap.serialise(fs.createWriteStream(settings.cli.output));
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l.log(`Trimming complete!`);
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}
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