[−][src]Function photon_rs::colour_spaces::hue_rotate_hsl
pub fn hue_rotate_hsl(img: &mut PhotonImage, degrees: f32)
Shift hue by a specified number of degrees in the HSL colour space.
Arguments
img
- A PhotonImage.mode
- A float value from 0 to 1 which is the amount to shift the hue by, or hue rotate by.
Example
// For example to hue rotate/shift the hue by 120 degrees in the HSL colour space: use photon::color_spaces::hue_rotate_hsl; // Open the image. A PhotonImage is returned. let img: PhotonImage = open_image("images/flowers.PNG"); hue_rotate_hsl(&mut img, 120);