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wry/src/cmm/cmm_render_intent.rs

49 lines
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Rust

use crate::{
ifs::color_management::{
ABSOLUTE_NO_ADAPTATION_SINCE, RENDER_INTENT_ABSOLUTE_NO_ADAPTATION,
RENDER_INTENT_PERCEPTUAL, RENDER_INTENT_RELATIVE, RENDER_INTENT_RELATIVE_BPC,
},
object::Version,
};
#[derive(Copy, Clone, Debug, Eq, PartialEq, Hash, Default)]
pub enum RenderIntent {
#[default]
Perceptual,
Relative,
RelativeBpc,
AbsoluteNoAdaptation,
}
impl RenderIntent {
pub fn from_wayland(intent: u32, version: Version) -> Option<Self> {
let res = match intent {
RENDER_INTENT_PERCEPTUAL => Self::Perceptual,
RENDER_INTENT_RELATIVE => Self::Relative,
RENDER_INTENT_RELATIVE_BPC => Self::RelativeBpc,
RENDER_INTENT_ABSOLUTE_NO_ADAPTATION if version >= ABSOLUTE_NO_ADAPTATION_SINCE => {
Self::AbsoluteNoAdaptation
}
_ => return None,
};
Some(res)
}
pub fn black_point_compensation(self) -> bool {
match self {
RenderIntent::Perceptual => true,
RenderIntent::RelativeBpc => true,
RenderIntent::Relative => false,
RenderIntent::AbsoluteNoAdaptation => false,
}
}
pub fn bradford_adjustment(self) -> bool {
match self {
RenderIntent::Perceptual => true,
RenderIntent::RelativeBpc => true,
RenderIntent::Relative => true,
RenderIntent::AbsoluteNoAdaptation => false,
}
}
}