476 lines
16 KiB
Rust
476 lines
16 KiB
Rust
use {
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crate::{
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format::ARGB8888,
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gfx_api::{BufferPoints, GfxApiOpt},
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ifs::{
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wl_buffer::WlBuffer,
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wl_callback::WlCallback,
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wl_surface::{
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xdg_surface::XdgSurface, zwlr_layer_surface_v1::ZwlrLayerSurfaceV1, WlSurface,
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},
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wp_presentation_feedback::WpPresentationFeedback,
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},
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rect::Rect,
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renderer::renderer_base::RendererBase,
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scale::Scale,
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state::State,
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theme::Color,
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tree::{
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ContainerNode, DisplayNode, FloatNode, OutputNode, PlaceholderNode, ToplevelNode,
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WorkspaceNode,
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},
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},
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std::{
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fmt::{Debug, Formatter},
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ops::Deref,
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rc::Rc,
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slice,
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},
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};
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pub mod renderer_base;
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#[derive(Default)]
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pub struct RenderResult {
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pub frame_requests: Vec<Rc<WlCallback>>,
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pub presentation_feedbacks: Vec<Rc<WpPresentationFeedback>>,
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}
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impl Debug for RenderResult {
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fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
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f.debug_struct("RenderResult").finish_non_exhaustive()
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}
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}
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pub struct Renderer<'a> {
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pub base: RendererBase<'a>,
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pub state: &'a State,
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pub on_output: bool,
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pub result: &'a mut RenderResult,
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pub logical_extents: Rect,
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pub physical_extents: Rect,
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}
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impl Renderer<'_> {
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pub fn scale(&self) -> Scale {
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self.base.scale
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}
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pub fn physical_extents(&self) -> Rect {
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self.physical_extents
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}
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pub fn logical_extents(&self) -> Rect {
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self.logical_extents
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}
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pub fn render_display(&mut self, display: &DisplayNode, x: i32, y: i32) {
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let ext = display.extents.get();
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let outputs = display.outputs.lock();
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for output in outputs.values() {
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let opos = output.global.pos.get();
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let (ox, oy) = ext.translate(opos.x1(), opos.y1());
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self.render_output(output, x + ox, y + oy);
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}
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}
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pub fn render_output(&mut self, output: &OutputNode, x: i32, y: i32) {
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if self.state.lock.locked.get() {
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if let Some(surface) = output.lock_surface.get() {
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if surface.surface.buffer.get().is_some() {
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self.render_surface(&surface.surface, x, y, i32::MAX, i32::MAX);
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}
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}
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return;
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}
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let opos = output.global.pos.get();
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macro_rules! render_layer {
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($layer:expr) => {
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for ls in $layer.iter() {
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let pos = ls.position();
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self.render_layer_surface(
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ls.deref(),
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x + pos.x1() - opos.x1(),
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y + pos.y1() - opos.y1(),
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);
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self.base.ops.push(GfxApiOpt::Sync);
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}
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};
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}
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if let Some(ws) = output.workspace.get() {
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if let Some(fs) = ws.fullscreen.get() {
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fs.tl_as_node().node_render(self, x, y, i32::MAX, i32::MAX);
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render_layer!(output.layers[2]);
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render_layer!(output.layers[3]);
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return;
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}
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}
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render_layer!(output.layers[0]);
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render_layer!(output.layers[1]);
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let theme = &self.state.theme;
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let th = theme.sizes.title_height.get();
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{
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let c = theme.colors.bar_background.get();
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self.base.fill_boxes2(
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slice::from_ref(&Rect::new_sized(0, 0, opos.width(), th).unwrap()),
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&c,
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x,
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y,
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);
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let has_captures =
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!output.screencasts.is_empty() || !output.global.pending_captures.is_empty();
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let rd = output.render_data.borrow_mut();
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if let Some(aw) = &rd.active_workspace {
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let c = match has_captures && aw.captured {
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true => theme.colors.captured_focused_title_background.get(),
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false => theme.colors.focused_title_background.get(),
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};
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self.base.fill_boxes2(slice::from_ref(&aw.rect), &c, x, y);
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}
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let c = theme.colors.separator.get();
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self.base
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.fill_boxes2(slice::from_ref(&rd.underline), &c, x, y);
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let c = theme.colors.unfocused_title_background.get();
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self.base.fill_boxes2(&rd.inactive_workspaces, &c, x, y);
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let c = match has_captures {
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true => theme.colors.captured_unfocused_title_background.get(),
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false => theme.colors.unfocused_title_background.get(),
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};
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self.base
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.fill_boxes2(&rd.captured_inactive_workspaces, &c, x, y);
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let scale = output.preferred_scale.get();
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for title in &rd.titles {
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let (x, y) = self.base.scale_point(x + title.tex_x, y + title.tex_y);
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self.base.render_texture(
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&title.tex,
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x,
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y,
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ARGB8888,
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None,
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None,
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scale,
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i32::MAX,
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i32::MAX,
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);
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}
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if let Some(status) = &rd.status {
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let (x, y) = self.base.scale_point(x + status.tex_x, y + status.tex_y);
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self.base.render_texture(
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&status.tex,
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x,
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y,
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ARGB8888,
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None,
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None,
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scale,
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i32::MAX,
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i32::MAX,
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);
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}
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}
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if let Some(ws) = output.workspace.get() {
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self.render_workspace(&ws, x, y + th + 1);
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}
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for stacked in self.state.root.stacked.iter() {
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if stacked.node_visible() {
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self.base.ops.push(GfxApiOpt::Sync);
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let pos = stacked.node_absolute_position();
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if pos.intersects(&opos) {
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let (x, y) = opos.translate(pos.x1(), pos.y1());
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stacked.node_render(self, x, y, i32::MAX, i32::MAX);
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}
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}
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}
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render_layer!(output.layers[2]);
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render_layer!(output.layers[3]);
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}
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pub fn render_workspace(&mut self, workspace: &WorkspaceNode, x: i32, y: i32) {
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if let Some(node) = workspace.container.get() {
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self.render_container(&node, x, y)
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}
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}
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pub fn render_placeholder(&mut self, placeholder: &PlaceholderNode, x: i32, y: i32) {
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let pos = placeholder.tl_data().pos.get();
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self.base.fill_boxes(
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std::slice::from_ref(&pos.at_point(x, y)),
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&Color::from_rgba_straight(20, 20, 20, 255),
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);
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if let Some(tex) = placeholder.textures.get(&self.base.scale) {
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let x = x + (pos.width() - tex.width()) / 2;
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let y = y + (pos.height() - tex.height()) / 2;
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self.base.render_texture(
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&tex,
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x,
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y,
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ARGB8888,
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None,
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None,
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self.base.scale,
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i32::MAX,
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i32::MAX,
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);
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}
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}
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pub fn render_container(&mut self, container: &ContainerNode, x: i32, y: i32) {
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{
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let rd = container.render_data.borrow_mut();
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let c = self.state.theme.colors.unfocused_title_background.get();
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self.base.fill_boxes2(&rd.title_rects, &c, x, y);
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let c = self.state.theme.colors.focused_title_background.get();
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self.base.fill_boxes2(&rd.active_title_rects, &c, x, y);
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let c = self.state.theme.colors.separator.get();
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self.base.fill_boxes2(&rd.underline_rects, &c, x, y);
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let c = self.state.theme.colors.border.get();
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self.base.fill_boxes2(&rd.border_rects, &c, x, y);
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if let Some(lar) = &rd.last_active_rect {
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let c = self
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.state
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.theme
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.colors
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.focused_inactive_title_background
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.get();
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self.base.fill_boxes2(std::slice::from_ref(lar), &c, x, y);
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}
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if let Some(titles) = rd.titles.get(&self.base.scale) {
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for title in titles {
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let (x, y) = self.base.scale_point(x + title.x, y + title.y);
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self.base.render_texture(
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&title.tex,
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x,
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y,
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ARGB8888,
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None,
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None,
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self.base.scale,
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i32::MAX,
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i32::MAX,
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);
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}
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}
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}
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if let Some(child) = container.mono_child.get() {
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let body = container.mono_body.get().move_(x, y);
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let body = self.base.scale_rect(body);
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let content = container.mono_content.get();
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child.node.node_render(
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self,
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x + content.x1(),
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y + content.y1(),
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body.width(),
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body.height(),
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);
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} else {
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for child in container.children.iter() {
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let body = child.body.get();
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if body.x1() >= container.width.get() || body.y1() >= container.height.get() {
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break;
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}
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let body = body.move_(x, y);
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let body = self.base.scale_rect(body);
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let content = child.content.get();
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child.node.node_render(
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self,
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x + content.x1(),
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y + content.y1(),
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body.width(),
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body.height(),
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);
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}
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}
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}
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pub fn render_xdg_surface(
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&mut self,
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xdg: &XdgSurface,
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mut x: i32,
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mut y: i32,
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max_width: i32,
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max_height: i32,
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) {
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let surface = &xdg.surface;
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if let Some(geo) = xdg.geometry() {
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let (xt, yt) = geo.translate(x, y);
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x = xt;
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y = yt;
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}
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self.render_surface(surface, x, y, max_width, max_height);
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}
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pub fn render_surface(
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&mut self,
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surface: &WlSurface,
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x: i32,
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y: i32,
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max_width: i32,
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max_height: i32,
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) {
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let (x, y) = self.base.scale_point(x, y);
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self.render_surface_scaled(surface, x, y, None, max_width, max_height, false);
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}
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pub fn render_surface_scaled(
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&mut self,
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surface: &WlSurface,
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x: i32,
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y: i32,
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pos_rel: Option<(i32, i32)>,
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max_width: i32,
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max_height: i32,
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is_subsurface: bool,
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) {
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let children = surface.children.borrow();
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let buffer = match surface.buffer.get() {
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Some(b) => b,
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_ => {
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if !surface.is_cursor() && !is_subsurface {
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log::warn!("surface has no buffer attached");
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}
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return;
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}
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};
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let tpoints = surface.buffer_points_norm.borrow_mut();
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let mut size = surface.buffer_abs_pos.get().size();
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if let Some((x_rel, y_rel)) = pos_rel {
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let (x, y) = self.base.scale_point(x_rel, y_rel);
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let (w, h) = self.base.scale_point(x_rel + size.0, y_rel + size.1);
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size = (w - x, h - y);
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} else {
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size = self.base.scale_point(size.0, size.1);
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}
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if let Some(children) = children.deref() {
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macro_rules! render {
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($children:expr) => {
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for child in $children.rev_iter() {
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if child.pending.get() {
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continue;
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}
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let pos = child.sub_surface.position.get();
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let (x1, y1) = self.base.scale_point(pos.x1(), pos.y1());
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self.render_surface_scaled(
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&child.sub_surface.surface,
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x + x1,
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y + y1,
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Some((pos.x1(), pos.y1())),
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max_width,
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max_height,
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true,
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);
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}
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};
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}
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render!(&children.below);
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self.render_buffer(&buffer, x, y, *tpoints, size, max_width, max_height);
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render!(&children.above);
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} else {
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self.render_buffer(&buffer, x, y, *tpoints, size, max_width, max_height);
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}
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if self.on_output {
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{
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let mut fr = surface.frame_requests.borrow_mut();
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self.result.frame_requests.extend(fr.drain(..));
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}
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{
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let mut fbs = surface.presentation_feedback.borrow_mut();
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self.result.presentation_feedbacks.extend(fbs.drain(..));
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}
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}
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}
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pub fn render_buffer(
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&mut self,
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buffer: &WlBuffer,
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x: i32,
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y: i32,
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tpoints: BufferPoints,
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tsize: (i32, i32),
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max_width: i32,
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max_height: i32,
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) {
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if let Some(tex) = buffer.texture.get() {
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self.base.render_texture(
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&tex,
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x,
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y,
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buffer.format,
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Some(tpoints),
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Some(tsize),
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self.base.scale,
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max_width,
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max_height,
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);
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} else if let Some(color) = &buffer.color {
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if let Some(rect) =
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Rect::new_sized(x, y, tsize.0.min(max_width), tsize.1.min(max_height))
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{
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self.base.fill_boxes(&[rect], color);
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}
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}
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}
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pub fn render_floating(&mut self, floating: &FloatNode, x: i32, y: i32) {
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let child = match floating.child.get() {
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Some(c) => c,
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_ => return,
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};
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let pos = floating.position.get();
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let theme = &self.state.theme;
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let th = theme.sizes.title_height.get();
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let bw = theme.sizes.border_width.get();
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let bc = theme.colors.border.get();
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let tc = match floating.active.get() {
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true => theme.colors.focused_title_background.get(),
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false => theme.colors.unfocused_title_background.get(),
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};
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let uc = theme.colors.separator.get();
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let borders = [
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Rect::new_sized(x, y, pos.width(), bw).unwrap(),
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Rect::new_sized(x, y + bw, bw, pos.height() - bw).unwrap(),
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Rect::new_sized(x + pos.width() - bw, y + bw, bw, pos.height() - bw).unwrap(),
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Rect::new_sized(x + bw, y + pos.height() - bw, pos.width() - 2 * bw, bw).unwrap(),
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];
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self.base.fill_boxes(&borders, &bc);
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let title = [Rect::new_sized(x + bw, y + bw, pos.width() - 2 * bw, th).unwrap()];
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self.base.fill_boxes(&title, &tc);
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let title_underline =
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[Rect::new_sized(x + bw, y + bw + th, pos.width() - 2 * bw, 1).unwrap()];
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self.base.fill_boxes(&title_underline, &uc);
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if let Some(title) = floating.title_textures.get(&self.base.scale) {
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let (x, y) = self.base.scale_point(x + bw, y + bw);
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self.base.render_texture(
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&title,
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x,
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y,
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ARGB8888,
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None,
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None,
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self.base.scale,
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i32::MAX,
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i32::MAX,
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);
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}
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let body = Rect::new_sized(
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x + bw,
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y + bw + th + 1,
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pos.width() - 2 * bw,
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pos.height() - 2 * bw - th - 1,
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)
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.unwrap();
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let scissor_body = self.base.scale_rect(body);
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child.node_render(
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self,
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body.x1(),
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body.y1(),
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scissor_body.width(),
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scissor_body.height(),
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);
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}
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pub fn render_layer_surface(&mut self, surface: &ZwlrLayerSurfaceV1, x: i32, y: i32) {
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let body = surface.position().at_point(x, y);
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let body = self.base.scale_rect(body);
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self.render_surface(&surface.surface, x, y, body.width(), body.height());
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}
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}
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