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XCEngine/docs/api/math/rect/contains-vector2.md
2026-03-20 02:35:15 +08:00

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Rect::Contains (Vector2)

bool Contains(const Vector2& point) const

检测 Vector2 点是否在矩形内。

参数:

  • point - 要检测的二维点

返回: bool - 点在矩形内(左上边界包含,右下边界不含)返回 true

复杂度: O(1)

示例:

Rect rect(0.0f, 0.0f, 100.0f, 100.0f);
Vector2 point(50.0f, 50.0f);
if (rect.Contains(point)) {
    // 点在矩形内
}