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create binary repr of map

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This commit is contained in:
evanpelle
2024-08-23 12:08:57 -07:00
parent ac556ee073
commit 98cf1b6beb
7 changed files with 17 additions and 5 deletions
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src/scripts/TerrainMapGenerator.ts
+3 -3
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@@ -43,7 +43,7 @@ export class Terrain {
}
export async function loadTerrainMap(): Promise<void> {
const imagePath = path.resolve(__dirname, '..', '..', 'resources', 'maps', 'WorldSmall.png');
const imagePath = path.resolve(__dirname, '..', '..', 'resources', 'maps', 'World.png');
const readStream = createReadStream(imagePath);
const img = await PImage.decodePNGFromStream(readStream);
@@ -71,7 +71,7 @@ export async function loadTerrainMap(): Promise<void> {
const shorelineWaters = processShore(terrain)
processDistToLand(shorelineWaters, terrain)
const packed = packTerrain(terrain)
const outputPath = path.join(__dirname, '..', '..', 'resources', 'WorldSmall.bin');
const outputPath = path.join(__dirname, '..', '..', 'resources', 'World.bin');
fs.writeFile(outputPath, packed);
}
@@ -163,7 +163,7 @@ function packTerrain(map: Terrain[][]): Uint8Array {
if (terrain.shoreline) {
packedByte |= 0b01000000;
}
packedByte |= Math.min(terrain.magnitude, 63);
packedByte |= Math.min(Math.ceil(terrain.magnitude / 2), 63);
packedData[4 + y * width + x] = packedByte;
}