impactSupportIdsfunction
Collects the occupied one-cell support layer under both block columns at first contact.
Import it
import { impactSupportIds } from "@johnmorrisdotca/houseki/magnetic-blocks";Definition
function impactSupportIds(block: Block, board: readonly (Gem | null)[], width: number, height: number, mask: readonly boolean[]): readonly number[]Parameters
| Name | Type | Description |
|---|---|---|
block | Block | The native active 2×2 block and its stable gem ids. |
board | readonly (Gem | null)[] | The row-major native board; null cells are empty or masked. |
width | number | The native board width in cells. |
height | number | The native board height in cells. |
mask | readonly boolean[] | The row-major active-cell mask; false cells cannot hold gems. |
Returns
readonly number[]
Collects the occupied one-cell support layer under both block columns at first contact.
Examples
import { createGame, impactSupportIds } from "@johnmorrisdotca/houseki/magnetic-blocks";
const state=createGame({seed:"docs"});
console.log(impactSupportIds(state.active!,state.board,state.settings.width,state.settings.height,state.settings.mask).length);0What it prints (run when this page was built)