[PATCH v1 02/11] libipa: pwl: Add clear() function

[Paul Elder]

On Thu, Jan 09, 2025 at 12:53:53PM +0100, Stefan Klug wrote:
> Sometimes it is necessary to clear a pwl. Add a function for that.
> 
> Signed-off-by: Stefan Klug <stefan.klug at ideasonboard.com>

Reviewed-by: Paul Elder <paul.elder at ideasonboard.com>

> ---
>  src/ipa/libipa/pwl.cpp | 5 +++++
>  src/ipa/libipa/pwl.h   | 1 +
>  2 files changed, 6 insertions(+)
> 
> diff --git a/src/ipa/libipa/pwl.cpp b/src/ipa/libipa/pwl.cpp
> index 88fe2022d66d..3fa005ba92df 100644
> --- a/src/ipa/libipa/pwl.cpp
> +++ b/src/ipa/libipa/pwl.cpp
> @@ -159,6 +159,11 @@ void Pwl::prepend(double x, double y, const double eps)
>   * \return True if there are no points in the function, false otherwise
>   */
>  
> +/**
> + * \fn Pwl::clear()
> + * \brief Clear the piecewise linear function
> + */
> +
>  /**
>   * \fn Pwl::size() const
>   * \brief Retrieve the number of points in the piecewise linear function
> diff --git a/src/ipa/libipa/pwl.h b/src/ipa/libipa/pwl.h
> index d4ec9f4f18fb..93ced1a39745 100644
> --- a/src/ipa/libipa/pwl.h
> +++ b/src/ipa/libipa/pwl.h
> @@ -49,6 +49,7 @@ public:
>  	void append(double x, double y, double eps = 1e-6);
>  
>  	bool empty() const { return points_.empty(); }
> +	void clear() { points_.clear(); }
>  	size_t size() const { return points_.size(); }
>  
>  	Interval domain() const;
> -- 
> 2.43.0
>