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fix: drawCoastline - detect first vertex based on neibs first

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max 2022-07-23 17:54:01 +03:00
parent cc3c06f595
commit 4a15dc3243
5 changed files with 31 additions and 23 deletions
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16
src/scripts/connectVertices.ts
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@ -71,20 +71,20 @@ function findStartingVertex({
const neibCells = cells.c[startingCell];
const cellVertices = cells.v[startingCell];
const otherFeatureNeibs = neibCells.filter(neibCell => featureIds[neibCell] !== featureId);
if (otherFeatureNeibs.length) {
const index = neibCells.indexOf(Math.min(...otherFeatureNeibs)!);
return cellVertices[index];
}
const externalVertex = cellVertices.find(vertex => {
const [x, y] = vertices.p[vertex];
if (x < 0 || y < 0) return true;
if (x < 0 || y < 0 || x > graphWidth || y > graphHeight) return true;
return vertices.c[vertex].some((cellId: number) => cellId >= packCellsNumber);
});
if (externalVertex !== undefined) return externalVertex;
const otherFeatureNeibs = neibCells.filter(neibCell => featureIds[neibCell] !== featureId);
if (!otherFeatureNeibs.length) {
throw new Error(`Markup: firstCell ${startingCell} of feature ${featureId} has no neighbors of other features`);
}
const index = neibCells.indexOf(Math.min(...otherFeatureNeibs)!);
return cellVertices[index];
throw new Error(`Markup: firstCell of feature ${featureId} has no neighbors of other features or external vertices`);
}
const CONNECT_VERTICES_MAX_ITERATIONS = 50000;

1
src/scripts/generation/generation.ts
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@ -62,6 +62,7 @@ async function generate(options?: IGenerationOptions) {
pack = newPack;
// temp rendering for debug
renderLayer("cells");
renderLayer("coastline", pack.vertices, pack.features);
renderLayer("heightmap");
renderLayer("rivers", pack);