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docs/api/math/frustum/intersects-sphere.md

@@ -0,0 +1,25 @@
+# Frustum::Intersects (sphere)
+
+```cpp
+bool Intersects(const Sphere& sphere) const
+```
+
+检测球体是否与视锥体相交。
+
+**参数：**
+- `sphere` - 要检测的球体
+
+**返回：** `bool` - 与视锥相交返回 true
+
+**复杂度：** O(1)
+
+**示例：**
+
+```cpp
+Frustum frustum = camera.CalculateFrustum();
+Sphere collider = object.GetBoundingSphere();
+if (frustum.Intersects(collider)) {
+    // 球体与视锥相交
+    Render(object);
+}
+```