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dylan
2023-05-06 14:49:46 -07:00
parent 0adfdabffa
commit 471fa9e0b6
11 changed files with 269 additions and 56 deletions
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21
util.ts
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@ -5,4 +5,25 @@ export const inRect = (x: number, y: number, rectX: number, rectY: number, rectW
y >= rectY &&
y < rectY+rectH
)
}
export function reGridWithGap (x: number, y: number, gridX: number, gridY: number, cellW: number, cellH: number, gapX: number, gapY: number): {x: number, y: number} | null {
const gx = Math.floor((x-gridX)/(cellW+gapX));
const gy = Math.floor((y-gridY)/(cellH+gapY));
if (x >= gridX+(cellW+gapX)*gx+cellW || y >= gridY+(cellH+gapY)*gy+cellH) {
return null;
}
return {
x: Math.floor((x-gridX)/(cellW+gapX)),
y: Math.floor((y-gridY)/(cellH+gapY)),
}
}
export function reGrid (x: number, y: number, gridX: number, gridY: number, cellW: number, cellH: number): {x: number, y: number} {
const gx = Math.floor((x-gridX)/(cellW));
const gy = Math.floor((y-gridY)/(cellH));
return {
x: gx,
y: gy,
}
}