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pointOnLine 수정

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This commit is contained in:
hyojun.choi 2025-05-13 09:57:36 +09:00
parent 976396cd78
commit 72c020acea
1 changed files with 14 additions and 2 deletions
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16
src/util/canvas-util.js
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@ -535,9 +535,21 @@ export function isPointOnLine({ x1, y1, x2, y2 }, { x, y }, epsilon = 2) {
const crossProduct = (y - y1) * (x2 - x1) - (x - x1) * (y2 - y1) const crossProduct = (y - y1) * (x2 - x1) - (x - x1) * (y2 - y1)
if (Math.abs(crossProduct) > 1000) return false // 작은 오차 허용 if (Math.abs(crossProduct) > 1000) return false // 작은 오차 허용
const isSameX = Math.abs(x1 - x2) < 2
const isSameY = Math.abs(y1 - y2) < 2
// 점이 선분의 범위 내에 있는지 확인 // 점이 선분의 범위 내에 있는지 확인
const withinXRange = Math.min(x1, x2) - x <= 2 && 2 <= Math.max(x1, x2) - x let withinXRange = Math.min(x1, x2) - x <= 2
const withinYRange = Math.min(y1, y2) - y <= 2 && 2 <= Math.max(y1, y2) - y if (!isSameX) {
withinXRange = withinXRange && 2 <= Math.max(x1, x2) - x
}
let withinYRange = Math.min(y1, y2) - y <= 2
if (!isSameY) {
withinYRange = withinYRange && 2 <= Math.max(y1, y2) - y
}
console.log(Math.min(x1, x2) - x, Math.max(x1, x2) - x)
return withinXRange && withinYRange return withinXRange && withinYRange
} }