847 lines
28 KiB
Rust
847 lines
28 KiB
Rust
use core::slice;
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use serde::{Deserialize, Serialize};
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use std::{
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f32::consts::PI,
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ops::Add,
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ptr,
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sync::Arc,
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time::{Duration, Instant},
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};
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use vulkano::{
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command_buffer::CommandBufferUsage,
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image::{sampler::Filter, view::ImageView, Image},
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pipeline::graphics::color_blend::AttachmentBlend,
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};
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use wlx_capture::{
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frame::{
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DrmFormat, MouseMeta, WlxFrame, DRM_FORMAT_ABGR8888, DRM_FORMAT_ARGB8888,
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DRM_FORMAT_XBGR8888, DRM_FORMAT_XRGB8888,
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},
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WlxCapture,
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};
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#[cfg(feature = "wayland")]
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use {
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crate::config::AStrMapExt,
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crate::config_io,
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std::{error::Error, ops::Deref, path::PathBuf},
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wlx_capture::{
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pipewire::{pipewire_select_screen, PipewireCapture},
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wayland::{wayland_client::protocol::wl_output, WlxClient, WlxOutput},
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wlr_dmabuf::WlrDmabufCapture,
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wlr_screencopy::WlrScreencopyCapture,
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},
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};
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#[cfg(feature = "x11")]
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use wlx_capture::xshm::{XshmCapture, XshmScreen};
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use glam::{vec2, vec3a, Affine2, Quat, Vec2, Vec3};
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use crate::{
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backend::{
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input::{Haptics, InteractionHandler, PointerHit, PointerMode},
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overlay::{OverlayRenderer, OverlayState, SplitOverlayBackend},
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},
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config::{def_pw_tokens, PwTokenMap},
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graphics::{fourcc_to_vk, WlxCommandBuffer, WlxPipeline, WlxPipelineLegacy},
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hid::{MOUSE_LEFT, MOUSE_MIDDLE, MOUSE_RIGHT},
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state::{AppSession, AppState, ScreenMeta},
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};
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#[cfg(feature = "wayland")]
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pub(crate) type WlxClientAlias = wlx_capture::wayland::WlxClient;
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#[cfg(not(feature = "wayland"))]
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pub(crate) type WlxClientAlias = ();
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const CURSOR_SIZE: f32 = 16. / 1440.;
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static DRM_FORMATS: once_cell::sync::OnceCell<Vec<DrmFormat>> = once_cell::sync::OnceCell::new();
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pub struct ScreenInteractionHandler {
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next_scroll: Instant,
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next_move: Instant,
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mouse_transform: Affine2,
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}
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impl ScreenInteractionHandler {
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fn new(pos: Vec2, size: Vec2, transform: Transform) -> ScreenInteractionHandler {
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let transform = match transform {
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Transform::_90 | Transform::Flipped90 => Affine2::from_cols(
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vec2(0., size.y),
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vec2(-size.x, 0.),
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vec2(pos.x + size.x, pos.y),
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),
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Transform::_180 | Transform::Flipped180 => Affine2::from_cols(
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vec2(-size.x, 0.),
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vec2(0., -size.y),
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vec2(pos.x + size.x, pos.y + size.y),
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),
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Transform::_270 | Transform::Flipped270 => Affine2::from_cols(
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vec2(0., -size.y),
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vec2(size.x, 0.),
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vec2(pos.x, pos.y + size.y),
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),
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_ => Affine2::from_cols(vec2(size.x, 0.), vec2(0., size.y), pos),
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};
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ScreenInteractionHandler {
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next_scroll: Instant::now(),
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next_move: Instant::now(),
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mouse_transform: transform,
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}
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}
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}
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impl InteractionHandler for ScreenInteractionHandler {
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fn on_hover(&mut self, app: &mut AppState, hit: &PointerHit) -> Option<Haptics> {
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#[cfg(debug_assertions)]
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log::trace!("Hover: {:?}", hit.uv);
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if self.next_move < Instant::now()
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&& (!app.session.config.focus_follows_mouse_mode
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|| app.input_state.pointers[hit.pointer].now.move_mouse)
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{
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let pos = self.mouse_transform.transform_point2(hit.uv);
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app.hid_provider.mouse_move(pos);
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}
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None
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}
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fn on_pointer(&mut self, app: &mut AppState, hit: &PointerHit, pressed: bool) {
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let btn = match hit.mode {
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PointerMode::Right => MOUSE_RIGHT,
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PointerMode::Middle => MOUSE_MIDDLE,
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_ => MOUSE_LEFT,
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};
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if pressed {
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self.next_move = Instant::now()
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+ Duration::from_millis(app.session.config.click_freeze_time_ms as u64);
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}
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app.hid_provider.send_button(btn, pressed);
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let pos = self.mouse_transform.transform_point2(hit.uv);
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app.hid_provider.mouse_move(pos);
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}
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fn on_scroll(&mut self, app: &mut AppState, hit: &PointerHit, delta: f32) {
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if self.next_scroll > Instant::now() {
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return;
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}
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let max_millis = if matches!(hit.mode, PointerMode::Right) {
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50.0
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} else {
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100.0
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};
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let millis = (1. - delta.abs()) * max_millis;
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self.next_scroll = Instant::now().add(Duration::from_millis(millis as _));
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app.hid_provider.wheel(if delta < 0. { -1 } else { 1 })
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}
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fn on_left(&mut self, _app: &mut AppState, _hand: usize) {}
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}
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#[derive(Clone)]
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struct ScreenPipeline {
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view: Arc<ImageView>,
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mouse: Option<Arc<ImageView>>,
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pipeline: Arc<WlxPipeline<WlxPipelineLegacy>>,
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extentf: [f32; 2],
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}
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impl ScreenPipeline {
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fn new(extent: &[u32; 3], app: &mut AppState) -> anyhow::Result<ScreenPipeline> {
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let texture =
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app.graphics
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.render_texture(extent[0], extent[1], app.graphics.native_format)?;
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let view = ImageView::new_default(texture)?;
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let Ok(shaders) = app.graphics.shared_shaders.read() else {
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return Err(anyhow::anyhow!("Could not lock shared shaders for reading"));
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};
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let pipeline = app.graphics.create_pipeline(
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view.clone(),
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shaders.get("vert_common").unwrap().clone(), // want panic
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shaders.get("frag_screen").unwrap().clone(), // want panic
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app.graphics.native_format,
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Some(AttachmentBlend::default()),
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)?;
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let extentf = [extent[0] as f32, extent[1] as f32];
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Ok(ScreenPipeline {
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view,
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mouse: None,
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pipeline,
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extentf,
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})
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}
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fn ensure_mouse_initialized(&mut self, uploads: &mut WlxCommandBuffer) -> anyhow::Result<()> {
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if self.mouse.is_some() {
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return Ok(());
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}
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#[rustfmt::skip]
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let mouse_bytes = [
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0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff,
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0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0xff,
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0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0xff,
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0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff, 0x00, 0x00, 0x00, 0xff,
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];
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let mouse_tex =
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uploads.texture2d(4, 4, vulkano::format::Format::R8G8B8A8_UNORM, &mouse_bytes)?;
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self.mouse = Some(ImageView::new_default(mouse_tex)?);
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Ok(())
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}
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fn render(
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&mut self,
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image: Arc<Image>,
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mouse: Option<&MouseMeta>,
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app: &mut AppState,
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) -> anyhow::Result<()> {
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let mut cmd = app
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.graphics
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.create_command_buffer(CommandBufferUsage::OneTimeSubmit)?;
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let view = ImageView::new_default(image)?;
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let set0 = self.pipeline.uniform_sampler(0, view, Filter::Linear)?;
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let pass = self.pipeline.create_pass(
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self.extentf,
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app.graphics.quad_verts.clone(),
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app.graphics.quad_indices.clone(),
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vec![set0],
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)?;
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cmd.begin_render_pass(&self.pipeline)?;
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cmd.run_ref(&pass)?;
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if let (Some(mouse), Some(mouse_view)) = (mouse, self.mouse.clone()) {
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let size = CURSOR_SIZE * self.extentf[1];
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let half_size = size * 0.5;
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let vertex_buffer = app.graphics.upload_verts(
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self.extentf[0],
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self.extentf[1],
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mouse.x * self.extentf[0] - half_size,
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mouse.y * self.extentf[1] - half_size,
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size,
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size,
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)?;
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let set0 = self
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.pipeline
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.uniform_sampler(0, mouse_view.clone(), Filter::Nearest)?;
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let pass = self.pipeline.create_pass(
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self.extentf,
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vertex_buffer,
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app.graphics.quad_indices.clone(),
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vec![set0],
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)?;
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cmd.run_ref(&pass)?;
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}
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cmd.end_render_pass()?;
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cmd.build_and_execute_now()
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}
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}
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pub struct ScreenRenderer {
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name: Arc<str>,
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capture: Box<dyn WlxCapture>,
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pipeline: Option<ScreenPipeline>,
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last_view: Option<Arc<ImageView>>,
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extent: [u32; 3],
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}
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impl ScreenRenderer {
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#[cfg(feature = "wayland")]
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pub fn new_raw(name: Arc<str>, capture: Box<dyn WlxCapture>) -> ScreenRenderer {
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ScreenRenderer {
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name,
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capture,
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pipeline: None,
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last_view: None,
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extent: [0; 3],
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}
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}
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#[cfg(feature = "wayland")]
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pub fn new_wlr_dmabuf(output: &WlxOutput) -> Option<ScreenRenderer> {
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let client = WlxClient::new()?;
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let capture = WlrDmabufCapture::new(client, output.id);
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Some(ScreenRenderer {
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name: output.name.clone(),
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capture: Box::new(capture),
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pipeline: None,
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last_view: None,
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extent: extent_from_res(output.size),
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})
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}
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#[cfg(feature = "wayland")]
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pub fn new_wlr_screencopy(output: &WlxOutput) -> Option<ScreenRenderer> {
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let client = WlxClient::new()?;
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let capture = WlrScreencopyCapture::new(client, output.id);
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Some(ScreenRenderer {
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name: output.name.clone(),
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capture: Box::new(capture),
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pipeline: None,
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last_view: None,
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extent: extent_from_res(output.size),
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})
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}
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#[cfg(feature = "wayland")]
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pub fn new_pw(
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output: &WlxOutput,
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token: Option<&str>,
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session: &AppSession,
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) -> anyhow::Result<(
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ScreenRenderer,
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Option<String>, /* pipewire restore token */
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)> {
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let name = output.name.clone();
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let embed_mouse = !session.config.double_cursor_fix;
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let select_screen_result =
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futures::executor::block_on(pipewire_select_screen(token, embed_mouse, true, true))?;
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let capture = PipewireCapture::new(name, select_screen_result.node_id, 60);
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Ok((
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ScreenRenderer {
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name: output.name.clone(),
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capture: Box::new(capture),
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pipeline: None,
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last_view: None,
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extent: extent_from_res(output.size),
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},
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select_screen_result.restore_token,
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))
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}
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#[cfg(feature = "x11")]
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pub fn new_xshm(screen: Arc<XshmScreen>) -> ScreenRenderer {
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let capture = XshmCapture::new(screen.clone());
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ScreenRenderer {
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name: screen.name.clone(),
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capture: Box::new(capture),
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pipeline: None,
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last_view: None,
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extent: extent_from_res((screen.monitor.width(), screen.monitor.height())),
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}
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}
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}
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impl OverlayRenderer for ScreenRenderer {
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fn init(&mut self, _app: &mut AppState) -> anyhow::Result<()> {
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Ok(())
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}
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fn render(&mut self, app: &mut AppState) -> anyhow::Result<()> {
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if !self.capture.is_ready() {
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let supports_dmabuf = self.capture.supports_dmbuf();
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let allow_dmabuf = &*app.session.config.capture_method != "pw_fallback"
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&& &*app.session.config.capture_method != "screencopy";
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let drm_formats = DRM_FORMATS.get_or_init({
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let graphics = app.graphics.clone();
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move || {
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if !supports_dmabuf {
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log::info!("Capture method does not support DMA-buf");
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return vec![];
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}
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if !allow_dmabuf {
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log::info!("Not using DMA-buf capture due to pw_fallback");
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return vec![];
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}
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log::warn!("Using DMA-buf capture. If screens are blank for you, switch to SHM using:");
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log::warn!("echo 'capture_method: pw_fallback' > ~/.config/wlxoverlay/conf.d/pw_fallback.yaml");
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let possible_formats = [
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DRM_FORMAT_ABGR8888.into(),
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DRM_FORMAT_XBGR8888.into(),
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DRM_FORMAT_ARGB8888.into(),
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DRM_FORMAT_XRGB8888.into(),
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];
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let mut final_formats = vec![];
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for &f in &possible_formats {
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let Ok(vk_fmt) = fourcc_to_vk(f) else {
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continue;
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};
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let Ok(props) = graphics.device.physical_device().format_properties(vk_fmt)
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else {
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continue;
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};
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final_formats.push(DrmFormat {
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fourcc: f,
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modifiers: props
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.drm_format_modifier_properties
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.iter()
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// important bit: only allow single-plane
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.filter(|m| m.drm_format_modifier_plane_count == 1)
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.map(|m| m.drm_format_modifier)
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.collect(),
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})
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}
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final_formats
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}
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});
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self.capture.init(drm_formats);
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self.capture.request_new_frame();
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};
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for frame in self.capture.receive().into_iter() {
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match frame {
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WlxFrame::Dmabuf(frame) => {
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if !frame.is_valid() {
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log::error!("Invalid frame");
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continue;
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}
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match app.graphics.dmabuf_texture(frame) {
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Ok(new) => {
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let view = ImageView::new_default(new.clone())?;
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self.last_view = Some(view);
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}
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Err(e) => {
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log::error!(
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"{}: Failed to create DMA-buf texture: {}",
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self.name,
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e.to_string()
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);
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}
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}
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}
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WlxFrame::MemFd(frame) => {
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let mut upload = app
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.graphics
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.create_command_buffer(CommandBufferUsage::OneTimeSubmit)?;
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let Some(fd) = frame.plane.fd else {
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log::error!("No fd");
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continue;
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};
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log::debug!("{}: New MemFd frame", self.name);
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let format = fourcc_to_vk(frame.format.fourcc)?;
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let len = frame.plane.stride as usize * frame.format.height as usize;
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let offset = frame.plane.offset as i64;
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let map = unsafe {
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libc::mmap(
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ptr::null_mut(),
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len,
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libc::PROT_READ,
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libc::MAP_SHARED,
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fd,
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offset,
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)
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} as *const u8;
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let data = unsafe { slice::from_raw_parts(map, len) };
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let image =
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upload.texture2d(frame.format.width, frame.format.height, format, data)?;
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upload.build_and_execute_now()?;
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unsafe { libc::munmap(map as *mut _, len) };
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self.last_view = Some(ImageView::new_default(image)?);
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self.capture.request_new_frame();
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}
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WlxFrame::MemPtr(frame) => {
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log::debug!("{}: New MemPtr frame", self.name);
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let mut upload = app
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.graphics
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.create_command_buffer(CommandBufferUsage::OneTimeSubmit)?;
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let format = fourcc_to_vk(frame.format.fourcc)?;
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let data = unsafe { slice::from_raw_parts(frame.ptr as *const u8, frame.size) };
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let image =
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upload.texture2d(frame.format.width, frame.format.height, format, data)?;
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let pipeline = Some(match self.pipeline {
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Some(ref mut p) => p,
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_ => {
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let mut pipeline = ScreenPipeline::new(&self.extent, app)?;
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self.last_view = Some(pipeline.view.clone());
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pipeline.ensure_mouse_initialized(&mut upload)?;
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self.pipeline = Some(pipeline);
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self.pipeline.as_mut().unwrap() // safe
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}
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});
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upload.build_and_execute_now()?;
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if let Some(pipeline) = pipeline {
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pipeline.render(image, frame.mouse.as_ref(), app)?;
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} else {
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let view = ImageView::new_default(image)?;
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self.last_view = Some(view);
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}
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self.capture.request_new_frame();
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}
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};
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}
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Ok(())
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}
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fn pause(&mut self, _app: &mut AppState) -> anyhow::Result<()> {
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self.capture.pause();
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Ok(())
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}
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fn resume(&mut self, _app: &mut AppState) -> anyhow::Result<()> {
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self.capture.resume();
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Ok(())
|
|
}
|
|
fn view(&mut self) -> Option<Arc<ImageView>> {
|
|
self.last_view.clone()
|
|
}
|
|
}
|
|
|
|
#[cfg(feature = "wayland")]
|
|
pub fn create_screen_renderer_wl(
|
|
output: &WlxOutput,
|
|
has_wlr_dmabuf: bool,
|
|
has_wlr_screencopy: bool,
|
|
pw_token_store: &mut PwTokenMap,
|
|
session: &AppSession,
|
|
) -> Option<ScreenRenderer> {
|
|
let mut capture: Option<ScreenRenderer> = None;
|
|
if (&*session.config.capture_method == "auto" || &*session.config.capture_method == "dmabuf")
|
|
&& has_wlr_dmabuf
|
|
{
|
|
log::info!("{}: Using Wlr DMA-Buf", &output.name);
|
|
capture = ScreenRenderer::new_wlr_dmabuf(output);
|
|
}
|
|
|
|
if &*session.config.capture_method == "screencopy" && has_wlr_screencopy {
|
|
log::info!("{}: Using Wlr Screencopy Wl-SHM", &output.name);
|
|
capture = ScreenRenderer::new_wlr_screencopy(output);
|
|
}
|
|
|
|
if capture.is_none() {
|
|
log::info!("{}: Using Pipewire capture", &output.name);
|
|
|
|
let display_name = output.name.deref();
|
|
|
|
// Find existing token by display
|
|
let token = pw_token_store.arc_get(display_name).map(|s| s.as_str());
|
|
|
|
if let Some(t) = token {
|
|
log::info!(
|
|
"Found existing Pipewire token for display {}: {}",
|
|
display_name,
|
|
t
|
|
);
|
|
}
|
|
|
|
match ScreenRenderer::new_pw(output, token, session) {
|
|
Ok((renderer, restore_token)) => {
|
|
capture = Some(renderer);
|
|
|
|
if let Some(token) = restore_token {
|
|
if pw_token_store.arc_ins(display_name.into(), token.clone()) {
|
|
log::info!("Adding Pipewire token {}", token);
|
|
}
|
|
}
|
|
}
|
|
Err(e) => {
|
|
log::warn!(
|
|
"{}: Failed to create Pipewire capture: {:?}",
|
|
&output.name,
|
|
e
|
|
);
|
|
}
|
|
}
|
|
}
|
|
capture
|
|
}
|
|
|
|
pub fn create_screen_interaction(
|
|
logical_pos: Vec2,
|
|
logical_size: Vec2,
|
|
transform: Transform,
|
|
) -> ScreenInteractionHandler {
|
|
ScreenInteractionHandler::new(logical_pos, logical_size, transform)
|
|
}
|
|
|
|
fn create_screen_state(
|
|
name: Arc<str>,
|
|
res: (i32, i32),
|
|
transform: Transform,
|
|
session: &AppSession,
|
|
) -> OverlayState {
|
|
let angle = if session.config.upright_screen_fix {
|
|
match transform {
|
|
Transform::_90 | Transform::Flipped90 => PI / 2.,
|
|
Transform::_180 | Transform::Flipped180 => PI,
|
|
Transform::_270 | Transform::Flipped270 => -PI / 2.,
|
|
_ => 0.,
|
|
}
|
|
} else {
|
|
0.
|
|
};
|
|
|
|
let center = Vec2 { x: 0.5, y: 0.5 };
|
|
let interaction_transform = match transform {
|
|
Transform::_90 | Transform::Flipped90 => Affine2::from_cols(
|
|
Vec2::NEG_Y * (res.0 as f32 / res.1 as f32),
|
|
Vec2::NEG_X,
|
|
center,
|
|
),
|
|
Transform::_180 | Transform::Flipped180 => Affine2::from_cols(
|
|
Vec2::NEG_X,
|
|
Vec2::NEG_Y * (-res.0 as f32 / res.1 as f32),
|
|
center,
|
|
),
|
|
Transform::_270 | Transform::Flipped270 => {
|
|
Affine2::from_cols(Vec2::Y * (res.0 as f32 / res.1 as f32), Vec2::X, center)
|
|
}
|
|
_ => Affine2::from_cols(Vec2::X, Vec2::Y * (-res.0 as f32 / res.1 as f32), center),
|
|
};
|
|
|
|
OverlayState {
|
|
name: name.clone(),
|
|
grabbable: true,
|
|
recenter: true,
|
|
interactable: true,
|
|
spawn_scale: 1.5 * session.config.desktop_view_scale,
|
|
spawn_point: vec3a(0., 0.5, -1.),
|
|
spawn_rotation: Quat::from_axis_angle(Vec3::Z, angle),
|
|
interaction_transform,
|
|
..Default::default()
|
|
}
|
|
}
|
|
|
|
#[derive(Deserialize, Serialize, Default)]
|
|
pub struct TokenConf {
|
|
#[serde(default = "def_pw_tokens")]
|
|
pub pw_tokens: PwTokenMap,
|
|
}
|
|
|
|
#[cfg(feature = "wayland")]
|
|
fn get_pw_token_path() -> PathBuf {
|
|
let mut path = config_io::get_conf_d_path();
|
|
path.push("pw_tokens.yaml");
|
|
path
|
|
}
|
|
|
|
#[cfg(feature = "wayland")]
|
|
pub fn save_pw_token_config(tokens: PwTokenMap) -> Result<(), Box<dyn Error>> {
|
|
let conf = TokenConf { pw_tokens: tokens };
|
|
let yaml = serde_yaml::to_string(&conf)?;
|
|
std::fs::write(get_pw_token_path(), yaml)?;
|
|
|
|
Ok(())
|
|
}
|
|
|
|
#[cfg(feature = "wayland")]
|
|
pub fn load_pw_token_config() -> Result<PwTokenMap, Box<dyn Error>> {
|
|
let yaml = std::fs::read_to_string(get_pw_token_path())?;
|
|
let conf: TokenConf = serde_yaml::from_str(yaml.as_str())?;
|
|
Ok(conf.pw_tokens)
|
|
}
|
|
|
|
pub(crate) struct ScreenCreateData {
|
|
pub screens: Vec<(ScreenMeta, OverlayState, Box<SplitOverlayBackend>)>,
|
|
}
|
|
|
|
#[cfg(not(feature = "wayland"))]
|
|
pub fn create_screens_wayland(
|
|
_wl: &mut WlxClientAlias,
|
|
_app: &AppState,
|
|
) -> anyhow::Result<ScreenCreateData> {
|
|
anyhow::bail!("Wayland support not enabled")
|
|
}
|
|
|
|
#[cfg(feature = "wayland")]
|
|
pub fn create_screens_wayland(
|
|
wl: &mut WlxClientAlias,
|
|
app: &mut AppState,
|
|
) -> anyhow::Result<ScreenCreateData> {
|
|
use crate::config::AStrMap;
|
|
|
|
let mut screens = vec![];
|
|
|
|
// Load existing Pipewire tokens from file
|
|
let mut pw_tokens: PwTokenMap = if let Ok(conf) = load_pw_token_config() {
|
|
conf
|
|
} else {
|
|
AStrMap::new()
|
|
};
|
|
|
|
let pw_tokens_copy = pw_tokens.clone();
|
|
let has_wlr_dmabuf = wl.maybe_wlr_dmabuf_mgr.is_some();
|
|
let has_wlr_screencopy = wl.maybe_wlr_screencopy_mgr.is_some();
|
|
|
|
for (id, output) in wl.outputs.iter() {
|
|
if app.screens.iter().any(|s| s.name == output.name) {
|
|
continue;
|
|
}
|
|
|
|
log::info!(
|
|
"{}: Init screen of res {:?}, logical {:?} at {:?}",
|
|
output.name,
|
|
output.size,
|
|
output.logical_size,
|
|
output.logical_pos,
|
|
);
|
|
|
|
if let Some(renderer) = create_screen_renderer_wl(
|
|
output,
|
|
has_wlr_dmabuf,
|
|
has_wlr_screencopy,
|
|
&mut pw_tokens,
|
|
&app.session,
|
|
) {
|
|
let logical_pos = vec2(output.logical_pos.0 as f32, output.logical_pos.1 as f32);
|
|
let logical_size = vec2(output.logical_size.0 as f32, output.logical_size.1 as f32);
|
|
let transform = output.transform.into();
|
|
let interaction = create_screen_interaction(logical_pos, logical_size, transform);
|
|
let state =
|
|
create_screen_state(output.name.clone(), output.size, transform, &app.session);
|
|
|
|
let meta = ScreenMeta {
|
|
name: wl.outputs[id].name.clone(),
|
|
id: state.id,
|
|
native_handle: *id,
|
|
};
|
|
|
|
let backend = Box::new(SplitOverlayBackend {
|
|
renderer: Box::new(renderer),
|
|
interaction: Box::new(interaction),
|
|
});
|
|
screens.push((meta, state, backend));
|
|
}
|
|
}
|
|
|
|
if pw_tokens_copy != pw_tokens {
|
|
// Token list changed, re-create token config file
|
|
if let Err(err) = save_pw_token_config(pw_tokens) {
|
|
log::error!("Failed to save Pipewire token config: {}", err);
|
|
}
|
|
}
|
|
|
|
let extent = wl.get_desktop_extent();
|
|
let origin = wl.get_desktop_origin();
|
|
|
|
app.hid_provider
|
|
.set_desktop_extent(vec2(extent.0 as f32, extent.1 as f32));
|
|
app.hid_provider
|
|
.set_desktop_origin(vec2(origin.0 as f32, origin.1 as f32));
|
|
|
|
Ok(ScreenCreateData { screens })
|
|
}
|
|
|
|
#[cfg(not(feature = "x11"))]
|
|
pub fn create_screens_x11(_app: &mut AppState) -> anyhow::Result<ScreenCreateData> {
|
|
anyhow::bail!("X11 support not enabled")
|
|
}
|
|
|
|
#[cfg(feature = "x11")]
|
|
pub fn create_screens_x11(app: &mut AppState) -> anyhow::Result<ScreenCreateData> {
|
|
use anyhow::bail;
|
|
|
|
let mut extent = vec2(0., 0.);
|
|
|
|
let monitors = match XshmCapture::get_monitors() {
|
|
Ok(m) => m,
|
|
Err(e) => {
|
|
bail!(e.to_string());
|
|
}
|
|
};
|
|
|
|
let screens = monitors
|
|
.into_iter()
|
|
.map(|s| {
|
|
extent.x = extent.x.max((s.monitor.x() + s.monitor.width()) as f32);
|
|
extent.y = extent.y.max((s.monitor.y() + s.monitor.height()) as f32);
|
|
|
|
let size = (s.monitor.width(), s.monitor.height());
|
|
let pos = (s.monitor.x(), s.monitor.y());
|
|
let renderer = ScreenRenderer::new_xshm(s.clone());
|
|
|
|
log::info!(
|
|
"{}: Init screen of res {:?} at {:?}",
|
|
s.name.clone(),
|
|
size,
|
|
pos,
|
|
);
|
|
|
|
let interaction = create_screen_interaction(
|
|
vec2(s.monitor.x() as f32, s.monitor.y() as f32),
|
|
vec2(size.0 as f32, size.1 as f32),
|
|
Transform::Normal,
|
|
);
|
|
|
|
let state = create_screen_state(s.name.clone(), size, Transform::Normal, &app.session);
|
|
|
|
let meta = ScreenMeta {
|
|
name: s.name.clone(),
|
|
id: state.id,
|
|
native_handle: 0,
|
|
};
|
|
|
|
let backend = Box::new(SplitOverlayBackend {
|
|
renderer: Box::new(renderer),
|
|
interaction: Box::new(interaction),
|
|
});
|
|
(meta, state, backend)
|
|
})
|
|
.collect();
|
|
|
|
app.hid_provider.set_desktop_extent(extent);
|
|
|
|
Ok(ScreenCreateData { screens })
|
|
}
|
|
|
|
#[allow(unused)]
|
|
#[derive(Clone, Copy)]
|
|
pub enum Transform {
|
|
Normal,
|
|
_90,
|
|
_180,
|
|
_270,
|
|
Flipped90,
|
|
Flipped180,
|
|
Flipped270,
|
|
}
|
|
|
|
#[cfg(feature = "wayland")]
|
|
impl From<wl_output::Transform> for Transform {
|
|
fn from(t: wl_output::Transform) -> Transform {
|
|
match t {
|
|
wl_output::Transform::Normal => Transform::Normal,
|
|
wl_output::Transform::_90 => Transform::_90,
|
|
wl_output::Transform::_180 => Transform::_180,
|
|
wl_output::Transform::_270 => Transform::_270,
|
|
wl_output::Transform::Flipped => Transform::Flipped180,
|
|
wl_output::Transform::Flipped90 => Transform::Flipped90,
|
|
wl_output::Transform::Flipped180 => Transform::Flipped180,
|
|
wl_output::Transform::Flipped270 => Transform::Flipped270,
|
|
_ => Transform::Normal,
|
|
}
|
|
}
|
|
}
|
|
|
|
fn extent_from_res(res: (i32, i32)) -> [u32; 3] {
|
|
// screens above a certain resolution will have severe aliasing
|
|
|
|
// TODO make dynamic. maybe don't go above HMD resolution?
|
|
let w = res.0.min(2560) as u32;
|
|
let h = (res.1 as f32 / res.0 as f32 * w as f32) as u32;
|
|
[w, h, 1]
|
|
}
|