### Function: CheckLOSByCoordinates(param1, param2, param3, param4)

**Description:**
Placeholder description.

**Parameters:**
- `param1`: Spawn - The spawn or entity involved.
- `param2`: float - Floating point value.
- `param3`: float - Floating point value.
- `param4`: float - Floating point value.

**Returns:** None.

**Example:**

```lua
-- Example usage
CheckLOSByCoordinates(..., ..., ..., ...)
```