Merge pull request #383 from mahkoh/jorth/cm-protocol

color-management-v1: initial implementation

docs/features.md

@@ -160,6 +160,7 @@ Jay supports the following wayland protocols:
 | wl_shm                                               | 2               |               |
 | wl_subcompositor                                     | 1               |               |
 | wp_alpha_modifier_v1                                 | 1               |               |
+| wp_color_manager_v1                                  | 1[^color_mng]   |               |
 | wp_commit_timing_manager_v1                          | 1               |               |
 | wp_content_type_manager_v1                           | 1               |               |
 | wp_cursor_shape_manager_v1                           | 1               |               |
@@ -195,3 +196,4 @@ Jay supports the following wayland protocols:
 [^lsaccess]: Sandboxes can restrict access to this protocol.
 [^ts_rejected]: Seat creation is always rejected.
 [^composited]: Cursors are always composited.
+[^color_mng]: Only SRGB is supported.

jay-config/src/_private/client.rs

@@ -763,6 +763,10 @@ impl Client {
         self.send(&ClientMessage::SetUiDragThreshold { threshold });
     }
 
+    pub fn set_color_management_enabled(&self, enabled: bool) {
+        self.send(&ClientMessage::SetColorManagementEnabled { enabled });
+    }
+
     pub fn connector_connected(&self, connector: Connector) -> bool {
         let res = self.send_with_response(&ClientMessage::ConnectorConnected { connector });
         get_response!(res, false, ConnectorConnected { connected });

jay-config/src/_private/ipc.rs

@@ -530,6 +530,9 @@ pub enum ClientMessage<'a> {
     SetIdleGracePeriod {
         period: Duration,
     },
+    SetColorManagementEnabled {
+        enabled: bool,
+    },
 }
 
 #[derive(Serialize, Deserialize, Debug)]

jay-config/src/lib.rs

@@ -264,3 +264,12 @@ pub fn set_ui_drag_enabled(enabled: bool) {
 pub fn set_ui_drag_threshold(threshold: i32) {
     get!().set_ui_drag_threshold(threshold);
 }
+
+/// Enables or disables the color-management protocol.
+///
+/// The default is `false`.
+///
+/// Affected applications must be restarted for this to take effect.
+pub fn set_color_management_enabled(enabled: bool) {
+    get!().set_color_management_enabled(enabled);
+}

release-notes.md

@@ -9,6 +9,7 @@
   opacity on top of a red window will produce a perfectly yellow image instead of a muddy
   yellow. The blend buffer is only used for those areas of the screen where blending is
   observable. This should have no impact on performance in the common case.
+- Implement color-management-v1.
 
 # 1.9.1 (2025-02-13)
 

src/cli.rs

@@ -1,4 +1,5 @@
 mod color;
+mod color_management;
 mod damage_tracking;
 mod duration;
 mod generate;
@@ -17,8 +18,8 @@ mod xwayland;
 use {
     crate::{
         cli::{
-            damage_tracking::DamageTrackingArgs, idle::IdleCmd, input::InputArgs, randr::RandrArgs,
-            xwayland::XwaylandArgs,
+            color_management::ColorManagementArgs, damage_tracking::DamageTrackingArgs,
+            idle::IdleCmd, input::InputArgs, randr::RandrArgs, xwayland::XwaylandArgs,
         },
         compositor::start_compositor,
         format::{Format, ref_formats},
@@ -78,6 +79,8 @@ pub enum Cmd {
     DamageTracking(DamageTrackingArgs),
     /// Inspect/modify xwayland settings.
     Xwayland(XwaylandArgs),
+    /// Inspect/modify the color-management settings.
+    ColorManagement(ColorManagementArgs),
     #[cfg(feature = "it")]
     RunTests,
 }
@@ -235,6 +238,7 @@ pub fn main() {
         Cmd::Input(a) => input::main(cli.global, a),
         Cmd::DamageTracking(a) => damage_tracking::main(cli.global, a),
         Cmd::Xwayland(a) => xwayland::main(cli.global, a),
+        Cmd::ColorManagement(a) => color_management::main(cli.global, a),
         #[cfg(feature = "it")]
         Cmd::RunTests => crate::it::run_tests(),
     }

src/cli/color_management.rs

@@ -0,0 +1,83 @@
+use {
+    crate::{
+        cli::GlobalArgs,
+        tools::tool_client::{Handle, ToolClient, with_tool_client},
+        wire::{JayColorManagementId, jay_color_management, jay_compositor},
+    },
+    clap::{Args, Subcommand},
+    std::{cell::Cell, rc::Rc},
+};
+
+#[derive(Args, Debug)]
+pub struct ColorManagementArgs {
+    #[clap(subcommand)]
+    pub command: Option<ColorManagementCmd>,
+}
+
+#[derive(Subcommand, Debug, Default)]
+pub enum ColorManagementCmd {
+    /// Print the color-management status.
+    #[default]
+    Status,
+    /// Enable the color-management protocol.
+    Enable,
+    /// Disable the color-management protocol.
+    Disable,
+}
+
+pub fn main(global: GlobalArgs, args: ColorManagementArgs) {
+    with_tool_client(global.log_level.into(), |tc| async move {
+        let cm = ColorManagement { tc: tc.clone() };
+        cm.run(args).await;
+    });
+}
+
+struct ColorManagement {
+    tc: Rc<ToolClient>,
+}
+
+impl ColorManagement {
+    async fn run(self, args: ColorManagementArgs) {
+        let tc = &self.tc;
+        let comp = tc.jay_compositor().await;
+        let id = tc.id();
+        tc.send(jay_compositor::GetColorManagement { self_id: comp, id });
+        match args.command.unwrap_or_default() {
+            ColorManagementCmd::Status => self.status(id).await,
+            ColorManagementCmd::Enable => self.set_enabled(id, true).await,
+            ColorManagementCmd::Disable => self.set_enabled(id, false).await,
+        }
+    }
+
+    async fn status(self, id: JayColorManagementId) {
+        let tc = &self.tc;
+        tc.send(jay_color_management::Get { self_id: id });
+        let enabled = Rc::new(Cell::new(false));
+        jay_color_management::Enabled::handle(tc, id, enabled.clone(), |iv, msg| {
+            iv.set(msg.enabled != 0);
+        });
+        let available = Rc::new(Cell::new(false));
+        jay_color_management::Available::handle(tc, id, available.clone(), |iv, msg| {
+            iv.set(msg.available != 0);
+        });
+        tc.round_trip().await;
+        if enabled.get() {
+            print!("Enabled");
+            if !available.get() {
+                print!(" (Unavailable)");
+            }
+            println!();
+        } else {
+            println!("Disabled");
+        }
+    }
+
+    async fn set_enabled(self, id: JayColorManagementId, enabled: bool) {
+        let tc = &self.tc;
+        tc.send(jay_color_management::SetEnabled {
+            self_id: id,
+            enabled: enabled as _,
+        });
+        tc.round_trip().await;
+    }
+}

src/client/objects.rs

@@ -2,6 +2,7 @@ use {
     crate::{
         client::{Client, ClientError},
         ifs::{
+            color_management::wp_image_description_v1::WpImageDescriptionV1,
             ext_foreign_toplevel_handle_v1::ExtForeignToplevelHandleV1,
             ext_image_capture_source_v1::ExtImageCaptureSourceV1,
             ext_image_copy::ext_image_copy_capture_session_v1::ExtImageCopyCaptureSessionV1,
@@ -43,9 +44,9 @@ use {
             ExtImageCopyCaptureSessionV1Id, ExtWorkspaceGroupHandleV1Id, JayOutputId,
             JayScreencastId, JayToplevelId, JayWorkspaceId, WlBufferId, WlDataSourceId, WlOutputId,
             WlPointerId, WlRegionId, WlRegistryId, WlSeatId, WlSurfaceId, WpDrmLeaseConnectorV1Id,
-            WpLinuxDrmSyncobjTimelineV1Id, XdgPopupId, XdgPositionerId, XdgSurfaceId,
-            XdgToplevelId, XdgWmBaseId, ZwlrDataControlSourceV1Id, ZwpPrimarySelectionSourceV1Id,
-            ZwpTabletToolV2Id,
+            WpImageDescriptionV1Id, WpLinuxDrmSyncobjTimelineV1Id, XdgPopupId, XdgPositionerId,
+            XdgSurfaceId, XdgToplevelId, XdgWmBaseId, ZwlrDataControlSourceV1Id,
+            ZwpPrimarySelectionSourceV1Id, ZwpTabletToolV2Id,
         },
     },
     std::{cell::RefCell, rc::Rc},
@@ -85,6 +86,7 @@ pub struct Objects {
     pub ext_data_sources: CopyHashMap<ExtDataControlSourceV1Id, Rc<ExtDataControlSourceV1>>,
     pub ext_workspace_groups:
         CopyHashMap<ExtWorkspaceGroupHandleV1Id, Rc<ExtWorkspaceGroupHandleV1>>,
+    pub wp_image_description: CopyHashMap<WpImageDescriptionV1Id, Rc<WpImageDescriptionV1>>,
     ids: RefCell<Vec<usize>>,
 }
 
@@ -123,6 +125,7 @@ impl Objects {
             ext_copy_sessions: Default::default(),
             ext_data_sources: Default::default(),
             ext_workspace_groups: Default::default(),
+            wp_image_description: Default::default(),
             ids: RefCell::new(vec![]),
         }
     }

src/compositor.rs

@@ -283,6 +283,7 @@ fn start_compositor2(
         tray_item_ids: Default::default(),
         data_control_device_ids: Default::default(),
         workspace_managers: Default::default(),
+        color_management_enabled: Cell::new(false),
     });
     state.tracker.register(ClientId::from_raw(0));
     create_dummy_output(&state);

src/config/handler.rs

@@ -926,6 +926,10 @@ impl ConfigProxyHandler {
         self.state.explicit_sync_enabled.set(enabled);
     }
 
+    fn handle_set_color_management_enabled(&self, enabled: bool) {
+        self.state.color_management_enabled.set(enabled);
+    }
+
     fn handle_get_socket_path(&self) {
         match self.state.acceptor.get() {
             Some(a) => {
@@ -1986,6 +1990,9 @@ impl ConfigProxyHandler {
             ClientMessage::SetIdleGracePeriod { period } => {
                 self.handle_set_idle_grace_period(period)
             }
+            ClientMessage::SetColorManagementEnabled { enabled } => {
+                self.handle_set_color_management_enabled(enabled)
+            }
         }
         Ok(())
     }

src/gfx_api.rs

@@ -742,6 +742,10 @@ pub trait GfxContext: Debug {
         width: i32,
         height: i32,
     ) -> Result<Rc<dyn GfxBlendBuffer>, GfxError>;
+
+    fn supports_color_management(&self) -> bool {
+        false
+    }
 }
 
 #[derive(Clone, Debug)]

src/gfx_apis/vulkan.rs

@@ -363,6 +363,10 @@ impl GfxContext for Context {
         let buffer = self.0.acquire_blend_buffer(width, height)?;
         Ok(buffer)
     }
+
+    fn supports_color_management(&self) -> bool {
+        self.0.device.descriptor_buffer.is_some()
+    }
 }
 
 impl Drop for Context {

src/globals.rs

@@ -3,6 +3,7 @@ use {
         backend::Backend,
         client::{Client, ClientCaps},
         ifs::{
+            color_management::wp_color_manager_v1::WpColorManagerV1Global,
             ext_foreign_toplevel_image_capture_source_manager_v1::ExtForeignToplevelImageCaptureSourceManagerV1Global,
             ext_foreign_toplevel_list_v1::ExtForeignToplevelListV1Global,
             ext_idle_notifier_v1::ExtIdleNotifierV1Global,
@@ -134,6 +135,10 @@ pub trait Global: GlobalBase {
     fn xwayland_only(&self) -> bool {
         false
     }
+    fn exposed(&self, state: &State) -> bool {
+        let _ = state;
+        true
+    }
 }
 
 pub struct Globals {
@@ -215,6 +220,7 @@ impl Globals {
         add_singleton!(ExtDataControlManagerV1Global);
         add_singleton!(WlFixesGlobal);
         add_singleton!(ExtWorkspaceManagerV1Global);
+        add_singleton!(WpColorManagerV1Global);
     }
 
     pub fn add_backend_singletons(&self, backend: &Rc<dyn Backend>) {
@@ -295,7 +301,8 @@ impl Globals {
             ($singleton:expr) => {
                 for global in globals.values() {
                     if global.singleton() == $singleton {
-                        if caps.contains(global.required_caps())
+                        if global.exposed(&registry.client.state)
+                            && caps.contains(global.required_caps())
                             && (xwayland || !global.xwayland_only())
                         {
                             registry.send_global(global);

src/ifs.rs

@@ -1,3 +1,4 @@
+pub mod color_management;
 pub mod ext_foreign_toplevel_handle_v1;
 pub mod ext_foreign_toplevel_image_capture_source_manager_v1;
 pub mod ext_foreign_toplevel_list_v1;
@@ -9,6 +10,7 @@ pub mod ext_output_image_capture_source_manager_v1;
 pub mod ext_session_lock_manager_v1;
 pub mod ext_session_lock_v1;
 pub mod ipc;
+pub mod jay_color_management;
 pub mod jay_compositor;
 pub mod jay_damage_tracking;
 pub mod jay_ei_session;

src/ifs/color_management.rs

@@ -0,0 +1,56 @@
+pub mod wp_color_management_output_v1;
+pub mod wp_color_management_surface_feedback_v1;
+pub mod wp_color_management_surface_v1;
+pub mod wp_color_manager_v1;
+pub mod wp_image_description_creator_icc_v1;
+pub mod wp_image_description_creator_params_v1;
+pub mod wp_image_description_info_v1;
+pub mod wp_image_description_v1;
+
+#[expect(dead_code)]
+mod consts {
+    pub(super) const RENDER_INTENT_PERCEPTUAL: u32 = 0;
+    pub(super) const RENDER_INTENT_RELATIVE: u32 = 1;
+    pub(super) const RENDER_INTENT_SATURATION: u32 = 2;
+    pub(super) const RENDER_INTENT_ABSOLUTE: u32 = 3;
+    pub(super) const RENDER_INTENT_RELATIVE_BPC: u32 = 4;
+
+    pub(super) const FEATURE_ICC_V2_V4: u32 = 0;
+    pub(super) const FEATURE_PARAMETRIC: u32 = 1;
+    pub(super) const FEATURE_SET_PRIMARIES: u32 = 2;
+    pub(super) const FEATURE_SET_TF_POWER: u32 = 3;
+    pub(super) const FEATURE_SET_LUMINANCES: u32 = 4;
+    pub(super) const FEATURE_SET_MASTERING_DISPLAY_PRIMARIES: u32 = 5;
+    pub(super) const FEATURE_EXTENDED_TARGET_VOLUME: u32 = 6;
+    pub(super) const FEATURE_WINDOWS_SCRGB: u32 = 7;
+
+    pub(super) const PRIMARIES_SRGB: u32 = 1;
+    pub(super) const PRIMARIES_PAL_M: u32 = 2;
+    pub(super) const PRIMARIES_PAL: u32 = 3;
+    pub(super) const PRIMARIES_NTSC: u32 = 4;
+    pub(super) const PRIMARIES_GENERIC_FILM: u32 = 5;
+    pub(super) const PRIMARIES_BT2020: u32 = 6;
+    pub(super) const PRIMARIES_CIE1931_XYZ: u32 = 7;
+    pub(super) const PRIMARIES_DCI_P3: u32 = 8;
+    pub(super) const PRIMARIES_DISPLAY_P3: u32 = 9;
+    pub(super) const PRIMARIES_ADOBE_RGB: u32 = 10;
+
+    pub(super) const TRANSFER_FUNCTION_BT1886: u32 = 1;
+    pub(super) const TRANSFER_FUNCTION_GAMMA22: u32 = 2;
+    pub(super) const TRANSFER_FUNCTION_GAMMA28: u32 = 3;
+    pub(super) const TRANSFER_FUNCTION_ST240: u32 = 4;
+    pub(super) const TRANSFER_FUNCTION_EXT_LINEAR: u32 = 5;
+    pub(super) const TRANSFER_FUNCTION_LOG_100: u32 = 6;
+    pub(super) const TRANSFER_FUNCTION_LOG_316: u32 = 7;
+    pub(super) const TRANSFER_FUNCTION_XVYCC: u32 = 8;
+    pub(super) const TRANSFER_FUNCTION_SRGB: u32 = 9;
+    pub(super) const TRANSFER_FUNCTION_EXT_SRGB: u32 = 10;
+    pub(super) const TRANSFER_FUNCTION_ST2084_PQ: u32 = 11;
+    pub(super) const TRANSFER_FUNCTION_ST428: u32 = 12;
+    pub(super) const TRANSFER_FUNCTION_HLG: u32 = 13;
+
+    pub(super) const CAUSE_LOW_VERSION: u32 = 0;
+    pub(super) const CAUSE_UNSUPPORTED: u32 = 1;
+    pub(super) const CAUSE_OPERATING_SYSTEM: u32 = 2;
+    pub(super) const CAUSE_NO_OUTPUT: u32 = 3;
+}

src/ifs/color_management/wp_color_management_output_v1.rs

@@ -0,0 +1,68 @@
+use {
+    crate::{
+        client::{Client, ClientError},
+        ifs::color_management::wp_image_description_v1::WpImageDescriptionV1,
+        leaks::Tracker,
+        object::{Object, Version},
+        wire::{WpColorManagementOutputV1Id, wp_color_management_output_v1::*},
+    },
+    std::rc::Rc,
+    thiserror::Error,
+};
+
+pub struct WpColorManagementOutputV1 {
+    pub id: WpColorManagementOutputV1Id,
+    pub client: Rc<Client>,
+    pub version: Version,
+    pub tracker: Tracker<Self>,
+}
+
+impl WpColorManagementOutputV1 {
+    #[expect(dead_code)]
+    pub fn send_image_description_changed(&self) {
+        self.client
+            .event(ImageDescriptionChanged { self_id: self.id });
+    }
+}
+
+impl WpColorManagementOutputV1RequestHandler for WpColorManagementOutputV1 {
+    type Error = WpColorManagementOutputV1Error;
+
+    fn destroy(&self, _req: Destroy, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        self.client.remove_obj(self)?;
+        Ok(())
+    }
+
+    fn get_image_description(
+        &self,
+        req: GetImageDescription,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        let obj = Rc::new(WpImageDescriptionV1 {
+            id: req.image_description,
+            client: self.client.clone(),
+            version: self.version,
+            tracker: Default::default(),
+        });
+        track!(self.client, obj);
+        self.client.add_client_obj(&obj)?;
+        obj.send_ready(0);
+        Ok(())
+    }
+}
+
+object_base! {
+    self = WpColorManagementOutputV1;
+    version = self.version;
+}
+
+impl Object for WpColorManagementOutputV1 {}
+
+simple_add_obj!(WpColorManagementOutputV1);
+
+#[derive(Debug, Error)]
+pub enum WpColorManagementOutputV1Error {
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+}
+efrom!(WpColorManagementOutputV1Error, ClientError);

src/ifs/color_management/wp_color_management_surface_feedback_v1.rs

@@ -0,0 +1,76 @@
+use {
+    crate::{
+        client::{Client, ClientError},
+        ifs::color_management::wp_image_description_v1::WpImageDescriptionV1,
+        leaks::Tracker,
+        object::{Object, Version},
+        wire::{
+            WpColorManagementSurfaceFeedbackV1Id, WpImageDescriptionV1Id,
+            wp_color_management_surface_feedback_v1::*,
+        },
+    },
+    std::rc::Rc,
+    thiserror::Error,
+};
+
+pub struct WpColorManagementSurfaceFeedbackV1 {
+    pub id: WpColorManagementSurfaceFeedbackV1Id,
+    pub client: Rc<Client>,
+    pub version: Version,
+    pub tracker: Tracker<Self>,
+}
+
+impl WpColorManagementSurfaceFeedbackV1 {
+    fn get_description(
+        &self,
+        id: WpImageDescriptionV1Id,
+    ) -> Result<(), WpColorManagementSurfaceFeedbackV1Error> {
+        let obj = Rc::new(WpImageDescriptionV1 {
+            id,
+            client: self.client.clone(),
+            version: self.version,
+            tracker: Default::default(),
+        });
+        track!(self.client, obj);
+        self.client.add_client_obj(&obj)?;
+        obj.send_ready(0);
+        Ok(())
+    }
+}
+
+impl WpColorManagementSurfaceFeedbackV1RequestHandler for WpColorManagementSurfaceFeedbackV1 {
+    type Error = WpColorManagementSurfaceFeedbackV1Error;
+
+    fn destroy(&self, _req: Destroy, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        self.client.remove_obj(self)?;
+        Ok(())
+    }
+
+    fn get_preferred(&self, req: GetPreferred, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        self.get_description(req.image_description)
+    }
+
+    fn get_preferred_parametric(
+        &self,
+        req: GetPreferredParametric,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        self.get_description(req.image_description)
+    }
+}
+
+object_base! {
+    self = WpColorManagementSurfaceFeedbackV1;
+    version = self.version;
+}
+
+impl Object for WpColorManagementSurfaceFeedbackV1 {}
+
+simple_add_obj!(WpColorManagementSurfaceFeedbackV1);
+
+#[derive(Debug, Error)]
+pub enum WpColorManagementSurfaceFeedbackV1Error {
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+}
+efrom!(WpColorManagementSurfaceFeedbackV1Error, ClientError);

src/ifs/color_management/wp_color_management_surface_v1.rs

@@ -0,0 +1,73 @@
+use {
+    crate::{
+        client::{Client, ClientError},
+        ifs::color_management::consts::RENDER_INTENT_PERCEPTUAL,
+        leaks::Tracker,
+        object::{Object, Version},
+        wire::{
+            WpColorManagementSurfaceV1Id,
+            wp_color_management_surface_v1::{
+                Destroy, SetImageDescription, UnsetImageDescription,
+                WpColorManagementSurfaceV1RequestHandler,
+            },
+        },
+    },
+    std::rc::Rc,
+    thiserror::Error,
+};
+
+pub struct WpColorManagementSurfaceV1 {
+    pub id: WpColorManagementSurfaceV1Id,
+    pub client: Rc<Client>,
+    pub version: Version,
+    pub tracker: Tracker<Self>,
+}
+
+impl WpColorManagementSurfaceV1RequestHandler for WpColorManagementSurfaceV1 {
+    type Error = WpColorManagementSurfaceV1Error;
+
+    fn destroy(&self, _req: Destroy, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        self.client.remove_obj(self)?;
+        Ok(())
+    }
+
+    fn set_image_description(
+        &self,
+        req: SetImageDescription,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        let _ = self.client.lookup(req.image_description)?;
+        if req.render_intent != RENDER_INTENT_PERCEPTUAL {
+            return Err(WpColorManagementSurfaceV1Error::UnsupportedRenderIntent(
+                req.render_intent,
+            ));
+        }
+        Ok(())
+    }
+
+    fn unset_image_description(
+        &self,
+        _req: UnsetImageDescription,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        Ok(())
+    }
+}
+
+object_base! {
+    self = WpColorManagementSurfaceV1;
+    version = self.version;
+}
+
+impl Object for WpColorManagementSurfaceV1 {}
+
+simple_add_obj!(WpColorManagementSurfaceV1);
+
+#[derive(Debug, Error)]
+pub enum WpColorManagementSurfaceV1Error {
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+    #[error("{} is not a supported render intent", .0)]
+    UnsupportedRenderIntent(u32),
+}
+efrom!(WpColorManagementSurfaceV1Error, ClientError);

src/ifs/color_management/wp_color_manager_v1.rs

@@ -0,0 +1,228 @@
+use {
+    crate::{
+        client::{Client, ClientError},
+        globals::{Global, GlobalName},
+        ifs::color_management::{
+            consts::{
+                FEATURE_PARAMETRIC, PRIMARIES_SRGB, RENDER_INTENT_PERCEPTUAL,
+                TRANSFER_FUNCTION_SRGB,
+            },
+            wp_color_management_output_v1::WpColorManagementOutputV1,
+            wp_color_management_surface_feedback_v1::WpColorManagementSurfaceFeedbackV1,
+            wp_color_management_surface_v1::WpColorManagementSurfaceV1,
+            wp_image_description_creator_params_v1::WpImageDescriptionCreatorParamsV1,
+        },
+        leaks::Tracker,
+        object::{Object, Version},
+        state::State,
+        wire::{
+            WpColorManagerV1Id,
+            wp_color_manager_v1::{SupportedIntent, *},
+        },
+    },
+    std::rc::Rc,
+    thiserror::Error,
+};
+
+pub struct WpColorManagerV1Global {
+    pub name: GlobalName,
+}
+
+impl WpColorManagerV1Global {
+    pub fn new(name: GlobalName) -> Self {
+        Self { name }
+    }
+
+    fn bind_(
+        self: Rc<Self>,
+        id: WpColorManagerV1Id,
+        client: &Rc<Client>,
+        version: Version,
+    ) -> Result<(), WpColorManagerV1Error> {
+        let obj = Rc::new(WpColorManagerV1 {
+            id,
+            client: client.clone(),
+            tracker: Default::default(),
+            version,
+        });
+        track!(client, obj);
+        client.add_client_obj(&obj)?;
+        obj.send_capabilities();
+        Ok(())
+    }
+}
+
+pub struct WpColorManagerV1 {
+    pub id: WpColorManagerV1Id,
+    pub client: Rc<Client>,
+    pub version: Version,
+    pub tracker: Tracker<Self>,
+}
+
+impl WpColorManagerV1 {
+    fn send_capabilities(&self) {
+        self.send_supported_intent(RENDER_INTENT_PERCEPTUAL);
+        self.send_supported_feature(FEATURE_PARAMETRIC);
+        self.send_supported_tf_named(TRANSFER_FUNCTION_SRGB);
+        self.send_supported_primaries_named(PRIMARIES_SRGB);
+        self.send_done();
+    }
+
+    fn send_supported_intent(&self, render_intent: u32) {
+        self.client.event(SupportedIntent {
+            self_id: self.id,
+            render_intent,
+        });
+    }
+
+    fn send_supported_feature(&self, feature: u32) {
+        self.client.event(SupportedFeature {
+            self_id: self.id,
+            feature,
+        });
+    }
+
+    fn send_supported_tf_named(&self, tf: u32) {
+        self.client.event(SupportedTfNamed {
+            self_id: self.id,
+            tf,
+        });
+    }
+
+    fn send_supported_primaries_named(&self, primaries: u32) {
+        self.client.event(SupportedPrimariesNamed {
+            self_id: self.id,
+            primaries,
+        });
+    }
+
+    fn send_done(&self) {
+        self.client.event(Done { self_id: self.id });
+    }
+}
+
+impl WpColorManagerV1RequestHandler for WpColorManagerV1 {
+    type Error = WpColorManagerV1Error;
+
+    fn destroy(&self, _req: Destroy, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        self.client.remove_obj(self)?;
+        Ok(())
+    }
+
+    fn get_output(&self, req: GetOutput, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        let _ = self.client.lookup(req.output)?;
+        let obj = Rc::new(WpColorManagementOutputV1 {
+            id: req.id,
+            client: self.client.clone(),
+            version: self.version,
+            tracker: Default::default(),
+        });
+        track!(self.client, obj);
+        self.client.add_client_obj(&obj)?;
+        Ok(())
+    }
+
+    fn get_surface(&self, req: GetSurface, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        let _ = self.client.lookup(req.surface)?;
+        let obj = Rc::new(WpColorManagementSurfaceV1 {
+            id: req.id,
+            client: self.client.clone(),
+            version: self.version,
+            tracker: Default::default(),
+        });
+        track!(self.client, obj);
+        self.client.add_client_obj(&obj)?;
+        Ok(())
+    }
+
+    fn get_surface_feedback(
+        &self,
+        req: GetSurfaceFeedback,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        let _ = self.client.lookup(req.surface)?;
+        let obj = Rc::new(WpColorManagementSurfaceFeedbackV1 {
+            id: req.id,
+            client: self.client.clone(),
+            version: self.version,
+            tracker: Default::default(),
+        });
+        track!(self.client, obj);
+        self.client.add_client_obj(&obj)?;
+        Ok(())
+    }
+
+    fn create_icc_creator(
+        &self,
+        _req: CreateIccCreator,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        Err(WpColorManagerV1Error::CreateIccCreatorNotSupported)
+    }
+
+    fn create_parametric_creator(
+        &self,
+        req: CreateParametricCreator,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        let obj = Rc::new(WpImageDescriptionCreatorParamsV1 {
+            id: req.obj,
+            client: self.client.clone(),
+            version: self.version,
+            tracker: Default::default(),
+        });
+        track!(self.client, obj);
+        self.client.add_client_obj(&obj)?;
+        Ok(())
+    }
+
+    fn create_windows_scrgb(
+        &self,
+        _req: CreateWindowsScrgb,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        Err(WpColorManagerV1Error::CreateWindowsScrgbNotSupported)
+    }
+}
+
+global_base!(
+    WpColorManagerV1Global,
+    WpColorManagerV1,
+    WpColorManagerV1Error
+);
+
+impl Global for WpColorManagerV1Global {
+    fn singleton(&self) -> bool {
+        true
+    }
+
+    fn version(&self) -> u32 {
+        1
+    }
+
+    fn exposed(&self, state: &State) -> bool {
+        state.color_management_available()
+    }
+}
+
+simple_add_global!(WpColorManagerV1Global);
+
+object_base! {
+    self = WpColorManagerV1;
+    version = self.version;
+}
+
+impl Object for WpColorManagerV1 {}
+
+simple_add_obj!(WpColorManagerV1);
+
+#[derive(Debug, Error)]
+pub enum WpColorManagerV1Error {
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+    #[error("create_icc_creator is not supported")]
+    CreateIccCreatorNotSupported,
+    #[error("create_windows_scrgb is not supported")]
+    CreateWindowsScrgbNotSupported,
+}
+efrom!(WpColorManagerV1Error, ClientError);

src/ifs/color_management/wp_image_description_creator_icc_v1.rs

@@ -0,0 +1,43 @@
+use {
+    crate::{
+        client::Client,
+        leaks::Tracker,
+        object::{Object, Version},
+        wire::{
+            WpImageDescriptionCreatorIccV1Id,
+            wp_image_description_creator_icc_v1::{
+                Create, SetIccFile, WpImageDescriptionCreatorIccV1RequestHandler,
+            },
+        },
+    },
+    std::{convert::Infallible, rc::Rc},
+};
+
+#[expect(dead_code)]
+pub struct WpImageDescriptionCreatorIccV1 {
+    pub id: WpImageDescriptionCreatorIccV1Id,
+    pub client: Rc<Client>,
+    pub version: Version,
+    pub tracker: Tracker<Self>,
+}
+
+impl WpImageDescriptionCreatorIccV1RequestHandler for WpImageDescriptionCreatorIccV1 {
+    type Error = Infallible;
+
+    fn create(&self, _req: Create, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        unreachable!()
+    }
+
+    fn set_icc_file(&self, _req: SetIccFile, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        unreachable!()
+    }
+}
+
+object_base! {
+    self = WpImageDescriptionCreatorIccV1;
+    version = self.version;
+}
+
+impl Object for WpImageDescriptionCreatorIccV1 {}
+
+simple_add_obj!(WpImageDescriptionCreatorIccV1);

src/ifs/color_management/wp_image_description_creator_params_v1.rs

@@ -0,0 +1,134 @@
+use {
+    crate::{
+        client::{Client, ClientError},
+        ifs::color_management::{
+            consts::{PRIMARIES_SRGB, TRANSFER_FUNCTION_SRGB},
+            wp_image_description_v1::WpImageDescriptionV1,
+        },
+        leaks::Tracker,
+        object::{Object, Version},
+        wire::{
+            WpImageDescriptionCreatorParamsV1Id,
+            wp_image_description_creator_params_v1::{
+                Create, SetLuminances, SetMasteringDisplayPrimaries, SetMasteringLuminance,
+                SetMaxCll, SetMaxFall, SetPrimaries, SetPrimariesNamed, SetTfNamed, SetTfPower,
+                WpImageDescriptionCreatorParamsV1RequestHandler,
+            },
+        },
+    },
+    std::rc::Rc,
+    thiserror::Error,
+};
+
+pub struct WpImageDescriptionCreatorParamsV1 {
+    pub id: WpImageDescriptionCreatorParamsV1Id,
+    pub client: Rc<Client>,
+    pub version: Version,
+    pub tracker: Tracker<Self>,
+}
+
+impl WpImageDescriptionCreatorParamsV1RequestHandler for WpImageDescriptionCreatorParamsV1 {
+    type Error = WpImageDescriptionCreatorParamsV1Error;
+
+    fn create(&self, req: Create, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        let obj = Rc::new(WpImageDescriptionV1 {
+            id: req.image_description,
+            client: self.client.clone(),
+            version: self.version,
+            tracker: Default::default(),
+        });
+        track!(self.client, obj);
+        self.client.add_client_obj(&obj)?;
+        obj.send_ready(0);
+        self.client.remove_obj(self)?;
+        Ok(())
+    }
+
+    fn set_tf_named(&self, req: SetTfNamed, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        if req.tf != TRANSFER_FUNCTION_SRGB {
+            return Err(WpImageDescriptionCreatorParamsV1Error::UnsupportedTf(
+                req.tf,
+            ));
+        }
+        Ok(())
+    }
+
+    fn set_tf_power(&self, _req: SetTfPower, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        Err(WpImageDescriptionCreatorParamsV1Error::SetTfPowerNotSupported)
+    }
+
+    fn set_primaries_named(
+        &self,
+        req: SetPrimariesNamed,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        if req.primaries != PRIMARIES_SRGB {
+            return Err(
+                WpImageDescriptionCreatorParamsV1Error::UnsupportedPrimaries(req.primaries),
+            );
+        }
+        Ok(())
+    }
+
+    fn set_primaries(&self, _req: SetPrimaries, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        Err(WpImageDescriptionCreatorParamsV1Error::SetPrimariesNotSupported)
+    }
+
+    fn set_luminances(&self, _req: SetLuminances, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        Err(WpImageDescriptionCreatorParamsV1Error::SetLuminancesNotSupported)
+    }
+
+    fn set_mastering_display_primaries(
+        &self,
+        _req: SetMasteringDisplayPrimaries,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        Err(WpImageDescriptionCreatorParamsV1Error::SetMasteringDisplayPrimariesNotSupported)
+    }
+
+    fn set_mastering_luminance(
+        &self,
+        _req: SetMasteringLuminance,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        Err(WpImageDescriptionCreatorParamsV1Error::SetMasteringLuminanceNotSupported)
+    }
+
+    fn set_max_cll(&self, _req: SetMaxCll, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        Ok(())
+    }
+
+    fn set_max_fall(&self, _req: SetMaxFall, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        Ok(())
+    }
+}
+
+object_base! {
+    self = WpImageDescriptionCreatorParamsV1;
+    version = self.version;
+}
+
+impl Object for WpImageDescriptionCreatorParamsV1 {}
+
+simple_add_obj!(WpImageDescriptionCreatorParamsV1);
+
+#[derive(Debug, Error)]
+pub enum WpImageDescriptionCreatorParamsV1Error {
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+    #[error("set_mastering_luminance is not supported")]
+    SetMasteringLuminanceNotSupported,
+    #[error("set_mastering_display_primaries is not supported")]
+    SetMasteringDisplayPrimariesNotSupported,
+    #[error("set_luminances is not supported")]
+    SetLuminancesNotSupported,
+    #[error("set_primaries is not supported")]
+    SetPrimariesNotSupported,
+    #[error("{} is not a supported named primary", .0)]
+    UnsupportedPrimaries(u32),
+    #[error("set_tf_power is not supported")]
+    SetTfPowerNotSupported,
+    #[error("{} is not a supported named transfer function", .0)]
+    UnsupportedTf(u32),
+}
+efrom!(WpImageDescriptionCreatorParamsV1Error, ClientError);

src/ifs/color_management/wp_image_description_info_v1.rs

@@ -0,0 +1,145 @@
+use {
+    crate::{
+        client::Client,
+        ifs::color_management::consts::{PRIMARIES_SRGB, TRANSFER_FUNCTION_SRGB},
+        leaks::Tracker,
+        object::{Object, Version},
+        wire::{WpImageDescriptionInfoV1Id, wp_image_description_info_v1::*},
+    },
+    std::{convert::Infallible, rc::Rc},
+    uapi::OwnedFd,
+};
+
+pub struct WpImageDescriptionInfoV1 {
+    pub id: WpImageDescriptionInfoV1Id,
+    pub client: Rc<Client>,
+    pub version: Version,
+    pub tracker: Tracker<Self>,
+}
+
+impl WpImageDescriptionInfoV1 {
+    pub fn send_srgb(&self) {
+        let red = [0.64, 0.33];
+        let green = [0.3, 0.6];
+        let blue = [0.15, 0.06];
+        let white = [0.3127, 0.3290];
+        self.send_primaries(red, green, blue, white);
+        self.send_primaries_named(PRIMARIES_SRGB);
+        self.send_tf_named(TRANSFER_FUNCTION_SRGB);
+        self.send_luminances(0.2, 80.0, 80.0);
+        self.send_target_primaries(red, green, blue, white);
+        self.send_target_luminances(0.2, 80.0);
+        self.send_done();
+    }
+
+    pub fn send_done(&self) {
+        self.client.event(Done { self_id: self.id });
+    }
+
+    #[expect(dead_code)]
+    pub fn send_ic_file(&self, file: &Rc<OwnedFd>, size: usize) {
+        self.client.event(IccFile {
+            self_id: self.id,
+            icc: file.clone(),
+            icc_size: size as _,
+        });
+    }
+
+    pub fn send_primaries(&self, r: [f64; 2], g: [f64; 2], b: [f64; 2], w: [f64; 2]) {
+        let map = |c: f64| (c * 1_000_000.0) as i32;
+        self.client.event(Primaries {
+            self_id: self.id,
+            r_x: map(r[0]),
+            r_y: map(r[1]),
+            g_x: map(g[0]),
+            g_y: map(g[1]),
+            b_x: map(b[0]),
+            b_y: map(b[1]),
+            w_x: map(w[0]),
+            w_y: map(w[1]),
+        });
+    }
+
+    pub fn send_primaries_named(&self, primaries: u32) {
+        self.client.event(PrimariesNamed {
+            self_id: self.id,
+            primaries,
+        });
+    }
+
+    #[expect(dead_code)]
+    pub fn send_tf_power(&self, eexp: f64) {
+        self.client.event(TfPower {
+            self_id: self.id,
+            eexp: (eexp * 10_000.0) as u32,
+        });
+    }
+
+    pub fn send_tf_named(&self, tf: u32) {
+        self.client.event(TfNamed {
+            self_id: self.id,
+            tf,
+        });
+    }
+
+    pub fn send_luminances(&self, min_lum: f64, max_lum: f64, reference_lum: f64) {
+        self.client.event(Luminances {
+            self_id: self.id,
+            min_lum: (min_lum * 10_000.0) as u32,
+            max_lum: max_lum as _,
+            reference_lum: reference_lum as _,
+        });
+    }
+
+    pub fn send_target_primaries(&self, r: [f64; 2], g: [f64; 2], b: [f64; 2], w: [f64; 2]) {
+        let map = |c: f64| (c * 1_000_000.0) as i32;
+        self.client.event(TargetPrimaries {
+            self_id: self.id,
+            r_x: map(r[0]),
+            r_y: map(r[1]),
+            g_x: map(g[0]),
+            g_y: map(g[1]),
+            b_x: map(b[0]),
+            b_y: map(b[1]),
+            w_x: map(w[0]),
+            w_y: map(w[1]),
+        });
+    }
+
+    pub fn send_target_luminances(&self, min_lum: f64, max_lum: f64) {
+        self.client.event(TargetLuminance {
+            self_id: self.id,
+            min_lum: (min_lum * 10_000.0) as u32,
+            max_lum: max_lum as _,
+        });
+    }
+
+    #[expect(dead_code)]
+    pub fn send_target_max_cll(&self, max_cll: f64) {
+        self.client.event(TargetMaxCll {
+            self_id: self.id,
+            max_cll: max_cll as _,
+        });
+    }
+
+    #[expect(dead_code)]
+    pub fn send_target_max_fall(&self, max_fall: f64) {
+        self.client.event(TargetMaxFall {
+            self_id: self.id,
+            max_fall: max_fall as _,
+        });
+    }
+}
+
+impl WpImageDescriptionInfoV1RequestHandler for WpImageDescriptionInfoV1 {
+    type Error = Infallible;
+}
+
+object_base! {
+    self = WpImageDescriptionInfoV1;
+    version = self.version;
+}
+
+impl Object for WpImageDescriptionInfoV1 {}
+
+simple_add_obj!(WpImageDescriptionInfoV1);

src/ifs/color_management/wp_image_description_v1.rs

@@ -0,0 +1,79 @@
+use {
+    crate::{
+        client::{Client, ClientError},
+        ifs::color_management::wp_image_description_info_v1::WpImageDescriptionInfoV1,
+        leaks::Tracker,
+        object::{Object, Version},
+        wire::{WpImageDescriptionV1Id, wp_image_description_v1::*},
+    },
+    std::rc::Rc,
+    thiserror::Error,
+};
+
+pub struct WpImageDescriptionV1 {
+    pub id: WpImageDescriptionV1Id,
+    pub client: Rc<Client>,
+    pub version: Version,
+    pub tracker: Tracker<Self>,
+}
+
+impl WpImageDescriptionV1 {
+    #[expect(dead_code)]
+    pub fn send_failed(&self, cause: u32, msg: &str) {
+        self.client.event(Failed {
+            self_id: self.id,
+            cause,
+            msg,
+        });
+    }
+
+    pub fn send_ready(&self, identity: u32) {
+        self.client.event(Ready {
+            self_id: self.id,
+            identity,
+        });
+    }
+}
+
+impl WpImageDescriptionV1RequestHandler for WpImageDescriptionV1 {
+    type Error = WpImageDescriptionV1Error;
+
+    fn destroy(&self, _req: Destroy, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        self.client.remove_obj(self)?;
+        Ok(())
+    }
+
+    fn get_information(&self, req: GetInformation, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        let obj = Rc::new(WpImageDescriptionInfoV1 {
+            id: req.information,
+            client: self.client.clone(),
+            version: self.version,
+            tracker: Default::default(),
+        });
+        self.client.add_client_obj(&obj)?;
+        track!(self.client, obj);
+        obj.send_srgb();
+        self.client.remove_obj(&*obj)?;
+        Ok(())
+    }
+}
+
+object_base! {
+    self = WpImageDescriptionV1;
+    version = self.version;
+}
+
+impl Object for WpImageDescriptionV1 {}
+
+dedicated_add_obj!(
+    WpImageDescriptionV1,
+    WpImageDescriptionV1Id,
+    wp_image_description
+);
+
+#[derive(Debug, Error)]
+pub enum WpImageDescriptionV1Error {
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+}
+efrom!(WpImageDescriptionV1Error, ClientError);

src/ifs/jay_color_management.rs

@@ -0,0 +1,72 @@
+use {
+    crate::{
+        client::{Client, ClientError},
+        leaks::Tracker,
+        object::{Object, Version},
+        wire::{JayColorManagementId, jay_color_management::*},
+    },
+    std::rc::Rc,
+    thiserror::Error,
+};
+
+pub struct JayColorManagement {
+    pub id: JayColorManagementId,
+    pub client: Rc<Client>,
+    pub tracker: Tracker<Self>,
+    pub version: Version,
+}
+
+impl JayColorManagement {
+    fn send_enabled(&self) {
+        self.client.event(Enabled {
+            self_id: self.id,
+            enabled: self.client.state.color_management_enabled.get() as u32,
+        });
+    }
+
+    fn send_available(&self) {
+        self.client.event(Available {
+            self_id: self.id,
+            available: self.client.state.color_management_available() as u32,
+        });
+    }
+}
+
+impl JayColorManagementRequestHandler for JayColorManagement {
+    type Error = JayColorManagementError;
+
+    fn destroy(&self, _req: Destroy, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        self.client.remove_obj(self)?;
+        Ok(())
+    }
+
+    fn get(&self, _req: Get, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        self.send_enabled();
+        self.send_available();
+        Ok(())
+    }
+
+    fn set_enabled(&self, req: SetEnabled, _slf: &Rc<Self>) -> Result<(), Self::Error> {
+        self.client
+            .state
+            .color_management_enabled
+            .set(req.enabled != 0);
+        Ok(())
+    }
+}
+
+object_base! {
+    self = JayColorManagement;
+    version = self.version;
+}
+
+impl Object for JayColorManagement {}
+
+simple_add_obj!(JayColorManagement);
+
+#[derive(Debug, Error)]
+pub enum JayColorManagementError {
+    #[error(transparent)]
+    ClientError(Box<ClientError>),
+}
+efrom!(JayColorManagementError, ClientError);

src/ifs/jay_compositor.rs

@@ -4,6 +4,7 @@ use {
         client::{CAP_JAY_COMPOSITOR, Client, ClientCaps, ClientError},
         globals::{Global, GlobalName},
         ifs::{
+            jay_color_management::JayColorManagement,
             jay_ei_session_builder::JayEiSessionBuilder,
             jay_idle::JayIdle,
             jay_input::JayInput,
@@ -72,7 +73,7 @@ impl Global for JayCompositorGlobal {
     }
 
     fn version(&self) -> u32 {
-        13
+        14
     }
 
     fn required_caps(&self) -> ClientCaps {
@@ -439,6 +440,22 @@ impl JayCompositorRequestHandler for JayCompositor {
         obj.done(tl);
         Ok(())
     }
+
+    fn get_color_management(
+        &self,
+        req: GetColorManagement,
+        _slf: &Rc<Self>,
+    ) -> Result<(), Self::Error> {
+        let obj = Rc::new(JayColorManagement {
+            id: req.id,
+            client: self.client.clone(),
+            tracker: Default::default(),
+            version: self.version,
+        });
+        track!(self.client, obj);
+        self.client.add_client_obj(&obj)?;
+        Ok(())
+    }
 }
 
 object_base! {

src/state.rs

@@ -233,6 +233,7 @@ pub struct State {
     pub tray_item_ids: TrayItemIds,
     pub data_control_device_ids: DataControlDeviceIds,
     pub workspace_managers: WorkspaceManagerState,
+    pub color_management_enabled: Cell<bool>,
 }
 
 // impl Drop for State {
@@ -1314,6 +1315,16 @@ impl State {
     pub fn tray_icon_size(&self) -> i32 {
         (self.theme.sizes.title_height.get() - 2).max(0)
     }
+
+    pub fn color_management_available(&self) -> bool {
+        if !self.color_management_enabled.get() {
+            return false;
+        }
+        let Some(ctx) = self.render_ctx.get() else {
+            return false;
+        };
+        ctx.supports_color_management()
+    }
 }
 
 #[derive(Debug, Error)]

src/tools/tool_client.rs

@@ -332,7 +332,7 @@ impl ToolClient {
             self_id: s.registry,
             name: s.jay_compositor.0,
             interface: JayCompositor.name(),
-            version: s.jay_compositor.1.min(13),
+            version: s.jay_compositor.1.min(14),
             id: id.into(),
         });
         self.jay_compositor.set(Some(id));

toml-config/src/config.rs

@@ -11,7 +11,10 @@ use {
     crate::{
         config::{
             context::Context,
-            parsers::config::{ConfigParser, ConfigParserError},
+            parsers::{
+                color_management::ColorManagement,
+                config::{ConfigParser, ConfigParserError},
+            },
         },
         toml::{self},
     },
@@ -358,6 +361,7 @@ pub struct Config {
     pub libei: Libei,
     pub ui_drag: UiDrag,
     pub xwayland: Option<Xwayland>,
+    pub color_management: Option<ColorManagement>,
 }
 
 #[derive(Debug, Error)]

toml-config/src/config/parsers.rs

@@ -8,6 +8,7 @@ use {
 
 pub mod action;
 mod color;
+pub mod color_management;
 pub mod config;
 mod connector;
 mod connector_match;

toml-config/src/config/parsers/color_management.rs

@@ -0,0 +1,48 @@
+use {
+    crate::{
+        config::{
+            context::Context,
+            extractor::{Extractor, ExtractorError, bol, opt},
+            parser::{DataType, ParseResult, Parser, UnexpectedDataType},
+        },
+        toml::{
+            toml_span::{DespanExt, Span, Spanned},
+            toml_value::Value,
+        },
+    },
+    indexmap::IndexMap,
+    thiserror::Error,
+};
+
+#[derive(Debug, Error)]
+pub enum ColorManagementParserError {
+    #[error(transparent)]
+    Expected(#[from] UnexpectedDataType),
+    #[error(transparent)]
+    Extract(#[from] ExtractorError),
+}
+
+pub struct ColorManagementParser<'a>(pub &'a Context<'a>);
+
+#[derive(Clone, Debug)]
+pub struct ColorManagement {
+    pub enabled: Option<bool>,
+}
+
+impl Parser for ColorManagementParser<'_> {
+    type Value = ColorManagement;
+    type Error = ColorManagementParserError;
+    const EXPECTED: &'static [DataType] = &[DataType::Table];
+
+    fn parse_table(
+        &mut self,
+        span: Span,
+        table: &IndexMap<Spanned<String>, Spanned<Value>>,
+    ) -> ParseResult<Self> {
+        let mut ext = Extractor::new(self.0, span, table);
+        let (enabled,) = ext.extract((opt(bol("enabled")),))?;
+        Ok(ColorManagement {
+            enabled: enabled.despan(),
+        })
+    }
+}

toml-config/src/config/parsers/config.rs

@@ -7,6 +7,7 @@ use {
             parser::{DataType, ParseResult, Parser, UnexpectedDataType},
             parsers::{
                 action::ActionParser,
+                color_management::ColorManagementParser,
                 connector::ConnectorsParser,
                 drm_device::DrmDevicesParser,
                 drm_device_match::DrmDeviceMatchParser,
@@ -117,6 +118,7 @@ impl Parser for ConfigParser<'_> {
                 ui_drag_val,
                 xwayland_val,
             ),
+            (color_management_val,),
         ) = ext.extract((
             (
                 opt(val("keymap")),
@@ -154,6 +156,7 @@ impl Parser for ConfigParser<'_> {
                 opt(val("ui-drag")),
                 opt(val("xwayland")),
             ),
+            (opt(val("color-management")),),
         ))?;
         let mut keymap = None;
         if let Some(value) = keymap_val {
@@ -366,6 +369,18 @@ impl Parser for ConfigParser<'_> {
                 }
             }
         }
+        let mut color_management = None;
+        if let Some(value) = color_management_val {
+            match value.parse(&mut ColorManagementParser(self.0)) {
+                Ok(v) => color_management = Some(v),
+                Err(e) => {
+                    log::warn!(
+                        "Could not parse the color-management settings: {}",
+                        self.0.error(e)
+                    );
+                }
+            }
+        }
         Ok(Config {
             keymap,
             repeat_rate,
@@ -396,6 +411,7 @@ impl Parser for ConfigParser<'_> {
             libei,
             ui_drag,
             xwayland,
+            color_management,
         })
     }
 }

toml-config/src/lib.rs

@@ -23,9 +23,9 @@ use {
         is_reload,
         keyboard::{Keymap, ModifiedKeySym},
         logging::set_log_level,
-        on_devices_enumerated, on_idle, quit, reload, set_default_workspace_capture,
-        set_explicit_sync_enabled, set_idle, set_idle_grace_period, set_ui_drag_enabled,
-        set_ui_drag_threshold,
+        on_devices_enumerated, on_idle, quit, reload, set_color_management_enabled,
+        set_default_workspace_capture, set_explicit_sync_enabled, set_idle, set_idle_grace_period,
+        set_ui_drag_enabled, set_ui_drag_threshold,
         status::{set_i3bar_separator, set_status, set_status_command, unset_status_command},
         switch_to_vt,
         theme::{reset_colors, reset_font, reset_sizes, set_font},
@@ -1078,6 +1078,11 @@ fn load_config(initial_load: bool, persistent: &Rc<PersistentState>) {
             set_x_scaling_mode(mode);
         }
     }
+    if let Some(cm) = config.color_management {
+        if let Some(enabled) = cm.enabled {
+            set_color_management_enabled(enabled);
+        }
+    }
 }
 
 fn create_command(exec: &Exec) -> Command {

toml-spec/spec/spec.generated.json

@@ -427,6 +427,17 @@
       "type": "string",
       "description": "A color.\n\nThe format should be one of the following:\n\n- `#rgb`\n- `#rrggbb`\n- `#rgba`\n- `#rrggbba`\n"
     },
+    "ColorManagement": {
+      "description": "Describes color-management settings.\n\n- Example:\n\n  ```toml\n  [color-management]\n  enabled = true\n  ```\n",
+      "type": "object",
+      "properties": {
+        "enabled": {
+          "type": "boolean",
+          "description": "Whether the color management protocol is enabled.\n\nThis has no effect on running applications.\n\nThe default is `false`.\n"
+        }
+      },
+      "required": []
+    },
     "ComplexShortcut": {
       "description": "Describes a complex shortcut.\n\n- Example:\n\n  ```toml\n  [complex-shortcuts.XF86AudioRaiseVolume]\n  mod-mask = \"alt\"\n  action = { type = \"exec\", exec = [\"pactl\", \"set-sink-volume\", \"0\", \"+10%\"] }\n  ```\n",
       "type": "object",
@@ -597,6 +608,10 @@
         "xwayland": {
           "description": "Configures the Xwayland settings.\n\n- Example:\n\n  ```toml\n  xwayland = { scaling-mode = \"downscaled\" }\n  ```\n",
           "$ref": "#/$defs/Xwayland"
+        },
+        "color-management": {
+          "description": "Configures the color-management settings.\n\n- Example:\n\n  ```toml\n  [color-management]\n  enabled = true\n  ```\n",
+          "$ref": "#/$defs/ColorManagement"
         }
       },
       "required": []

toml-spec/spec/spec.generated.md

@@ -590,6 +590,33 @@ The format should be one of the following:
 Values of this type should be strings.
 
 
+<a name="types-ColorManagement"></a>
+### `ColorManagement`
+
+Describes color-management settings.
+
+- Example:
+
+  ```toml
+  [color-management]
+  enabled = true
+  ```
+
+Values of this type should be tables.
+
+The table has the following fields:
+
+- `enabled` (optional):
+
+  Whether the color management protocol is enabled.
+  
+  This has no effect on running applications.
+  
+  The default is `false`.
+
+  The value of this field should be a boolean.
+
+
 <a name="types-ComplexShortcut"></a>
 ### `ComplexShortcut`
 
@@ -1178,6 +1205,19 @@ The table has the following fields:
 
   The value of this field should be a [Xwayland](#types-Xwayland).
 
+- `color-management` (optional):
+
+  Configures the color-management settings.
+  
+  - Example:
+  
+    ```toml
+    [color-management]
+    enabled = true
+    ```
+
+  The value of this field should be a [ColorManagement](#types-ColorManagement).
+
 
 <a name="types-Connector"></a>
 ### `Connector`

toml-spec/spec/spec.yaml

@@ -2286,6 +2286,18 @@ Config:
           ```toml
           xwayland = { scaling-mode = "downscaled" }
           ```
+    color-management:
+      ref: ColorManagement
+      required: false
+      description: |
+        Configures the color-management settings.
+
+        - Example:
+        
+          ```toml
+          [color-management]
+          enabled = true
+          ```
 
 
 Idle:
@@ -2727,3 +2739,26 @@ XScalingMode:
         Additionally, this mode requires the X window to scale its contents itself. In the
         example above, you might achieve this by setting the environment variable
         `GDK_SCALE=2`.
+
+
+ColorManagement:
+  kind: table
+  description: |
+    Describes color-management settings.
+    
+    - Example:
+    
+      ```toml
+      [color-management]
+      enabled = true
+      ```
+  fields:
+    enabled:
+      description: |
+        Whether the color management protocol is enabled.
+        
+        This has no effect on running applications.
+        
+        The default is `false`.
+      kind: boolean
+      required: false

wire/jay_color_management.txt

@@ -0,0 +1,19 @@
+request destroy {
+
+}
+
+request get {
+
+}
+
+request set_enabled {
+    enabled: u32,
+}
+
+event enabled {
+    enabled: u32,
+}
+
+event available {
+    available: u32,
+}

wire/jay_compositor.txt

@@ -101,6 +101,10 @@ request get_toplevel (since = 12) {
     toplevel_id: str,
 }
 
+request get_color_management (since = 14) {
+    id: id(jay_color_management),
+}
+
 # events
 
 event client_id {

wire/wp_color_management_output_v1.txt

@@ -0,0 +1,9 @@
+request destroy {
+}
+
+event image_description_changed {
+}
+
+request get_image_description {
+    image_description: id(wp_image_description_v1),
+}

wire/wp_color_management_surface_feedback_v1.txt

@@ -0,0 +1,14 @@
+request destroy {
+}
+
+event preferred_changed {
+    identity: u32,
+}
+
+request get_preferred {
+    image_description: id(wp_image_description_v1),
+}
+
+request get_preferred_parametric {
+    image_description: id(wp_image_description_v1),
+}

wire/wp_color_management_surface_v1.txt

@@ -0,0 +1,10 @@
+request destroy {
+}
+
+request set_image_description {
+    image_description: id(wp_image_description_v1),
+    render_intent: u32,
+}
+
+request unset_image_description {
+}

wire/wp_color_manager_v1.txt

@@ -0,0 +1,48 @@
+request destroy {
+}
+
+request get_output {
+    id: id(wp_color_management_output_v1),
+    output: id(wl_output),
+}
+
+request get_surface {
+    id: id(wp_color_management_surface_v1),
+    surface: id(wl_surface),
+}
+
+request get_surface_feedback {
+    id: id(wp_color_management_surface_feedback_v1),
+    surface: id(wl_surface),
+}
+
+request create_icc_creator {
+    obj: id(wp_image_description_creator_icc_v1),
+}
+
+request create_parametric_creator {
+    obj: id(wp_image_description_creator_params_v1),
+}
+
+request create_windows_scrgb {
+    image_description: id(wp_image_description_v1),
+}
+
+event supported_intent {
+    render_intent: u32,
+}
+
+event supported_feature {
+    feature: u32,
+}
+
+event supported_tf_named {
+    tf: u32,
+}
+
+event supported_primaries_named {
+    primaries: u32,
+}
+
+event done {
+}

wire/wp_image_description_creator_icc_v1.txt

@@ -0,0 +1,9 @@
+request create {
+    image_description: id(wp_image_description_v1),
+}
+
+request set_icc_file {
+    icc_profile: fd,
+    offset: u32,
+    length: u32,
+}

wire/wp_image_description_creator_params_v1.txt

@@ -0,0 +1,56 @@
+request create {
+    image_description: id(wp_image_description_v1),
+}
+
+request set_tf_named {
+    tf: u32,
+}
+
+request set_tf_power {
+    eexp: u32,
+}
+
+request set_primaries_named {
+    primaries: u32,
+}
+
+request set_primaries {
+    r_x: i32,
+    r_y: i32,
+    g_x: i32,
+    g_y: i32,
+    b_x: i32,
+    b_y: i32,
+    w_x: i32,
+    w_y: i32,
+}
+
+request set_luminances {
+    min_lum: u32,
+    max_lum: u32,
+    reference_lum: u32,
+}
+
+request set_mastering_display_primaries {
+    r_x: i32,
+    r_y: i32,
+    g_x: i32,
+    g_y: i32,
+    b_x: i32,
+    b_y: i32,
+    w_x: i32,
+    w_y: i32,
+}
+
+request set_mastering_luminance {
+    min_lum: u32,
+    max_lum: u32,
+}
+
+request set_max_cll {
+    max_cll: u32,
+}
+
+request set_max_fall {
+    max_fall: u32,
+}

wire/wp_image_description_info_v1.txt

@@ -0,0 +1,60 @@
+event done {
+}
+
+event icc_file {
+    icc: fd,
+    icc_size: u32,
+}
+
+event primaries {
+    r_x: i32,
+    r_y: i32,
+    g_x: i32,
+    g_y: i32,
+    b_x: i32,
+    b_y: i32,
+    w_x: i32,
+    w_y: i32,
+}
+
+event primaries_named {
+    primaries: u32,
+}
+
+event tf_power {
+    eexp: u32,
+}
+
+event tf_named {
+    tf: u32,
+}
+
+event luminances {
+    min_lum: u32,
+    max_lum: u32,
+    reference_lum: u32,
+}
+
+event target_primaries {
+    r_x: i32,
+    r_y: i32,
+    g_x: i32,
+    g_y: i32,
+    b_x: i32,
+    b_y: i32,
+    w_x: i32,
+    w_y: i32,
+}
+
+event target_luminance {
+    min_lum: u32,
+    max_lum: u32,
+}
+
+event target_max_cll {
+    max_cll: u32,
+}
+
+event target_max_fall {
+    max_fall: u32,
+}

wire/wp_image_description_v1.txt

@@ -0,0 +1,15 @@
+request destroy {
+}
+
+event failed {
+    cause: u32,
+    msg: str,
+}
+
+event ready {
+    identity: u32,
+}
+
+request get_information {
+    information: id(wp_image_description_info_v1),
+}