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XCSDD/docs/api/math/rect/rectint-contains.md
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401 B

RectInt::Contains

bool Contains(int32_t px, int32_t py) const

检测整数坐标点是否在矩形内。

参数:

  • px - 点的 x 坐标
  • py - 点的 y 坐标

返回: bool - 点在矩形内(包含边界)返回 true

复杂度: O(1)

示例:

RectInt rect(0, 0, 1920, 1080);
if (rect.Contains(pixelX, pixelY)) {
    // 像素在矩形内
}