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cmm: store render intent

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This commit is contained in:
Julian Orth 2026-03-29 15:34:53 +02:00
parent a4928d8ed6
commit dca0df2555
16 changed files with 207 additions and 60 deletions
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12
src/cmm/cmm_description.rs
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@ -5,6 +5,7 @@ use {
cmm_luminance::{Luminance, TargetLuminance, white_balance},
cmm_manager::Shared,
cmm_primaries::{NamedPrimaries, Primaries},
cmm_render_intent::RenderIntent,
cmm_transform::{ColorMatrix, Local, Xyz, bradford_adjustment},
},
utils::ordered_float::F64,
@ -39,12 +40,17 @@ pub struct ColorDescription {
}
impl LinearColorDescription {
pub fn color_transform(&self, target: &Self) -> ColorMatrix {
pub fn color_transform(&self, target: &Self, intent: RenderIntent) -> ColorMatrix {
let mut mat = target.local_from_xyz;
if self.luminance != target.luminance {
mat *= white_balance(&self.luminance, &target.luminance, target.primaries.wp);
mat *= white_balance(
&self.luminance,
&target.luminance,
target.primaries.wp,
intent,
);
}
if self.primaries.wp != target.primaries.wp {
if self.primaries.wp != target.primaries.wp && intent.bradford_adjustment() {
mat *= bradford_adjustment(self.primaries.wp, target.primaries.wp);
}
mat * self.xyz_from_local