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refactor: voronoi

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Azgaar 2022-07-12 02:11:03 +03:00
parent e59b536e83
commit 00d8d28d76
16 changed files with 1912 additions and 171 deletions
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24
src/scripts/reGraph.ts
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@ -10,7 +10,7 @@ import {DISTANCE_FIELD, MIN_LAND_HEIGHT} from "config/generation";
const {LAND_COAST, WATER_COAST, DEEPER_WATER} = DISTANCE_FIELD;
// recalculate Voronoi Graph to pack cells
export function reGraph(grid: IGrid) {
export function reGraph(grid: IGrid): IPackBase {
TIME && console.time("reGraph");
const {cells: gridCells, points, features} = grid;
const newCells: {p: TPoints; g: number[]; h: number[]} = {p: [], g: [], h: []}; // store new data
@ -56,14 +56,20 @@ export function reGraph(grid: IGrid) {
return Math.min(area, UINT16_MAX);
}
const {cells: packCells, vertices} = calculateVoronoi(newCells.p, grid.boundary);
pack.vertices = vertices;
pack.cells = packCells;
pack.cells.p = newCells.p;
pack.cells.g = createTypedArray({maxValue: grid.points.length, from: newCells.g});
pack.cells.q = d3.quadtree(newCells.p.map(([x, y], i) => [x, y, i]));
pack.cells.h = new Uint8Array(newCells.h);
pack.cells.area = createTypedArray({maxValue: UINT16_MAX, from: pack.cells.i}).map(getCellArea);
const {cells, vertices} = calculateVoronoi(newCells.p, grid.boundary);
const pack: IPackBase = {
vertices,
cells: {
...cells,
p: newCells.p,
g: createTypedArray({maxValue: grid.points.length, from: newCells.g}),
q: d3.quadtree(newCells.p.map(([x, y], i) => [x, y, i])),
h: new Uint8Array(newCells.h),
area: createTypedArray({maxValue: UINT16_MAX, from: cells.i}).map(getCellArea)
}
};
TIME && console.timeEnd("reGraph");
return pack;
}