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move examples into our own compositor: anvil

This commit is contained in:
Victor Berger 2018-05-07 19:56:38 +02:00
parent 6f52f9c75a
commit 23faeae20f
12 changed files with 276 additions and 493 deletions
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3
Cargo.toml
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@ -6,6 +6,9 @@ license = "MIT"
description = "Smithay is a library for writing wayland compositors."
repository = "https://github.com/Smithay/smithay"
[workspace]
members = [ "anvil" ]
[dependencies]
wayland-server = "0.20.2"
wayland-sys = "0.20.2"

30
anvil/Cargo.toml Normal file
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@ -0,0 +1,30 @@
[package]
name = "anvil"
version = "0.0.1"
authors = ["Victor Berger <victor.berger@m4x.org>", "Drakulix (Victor Brekenfeld)"]
license = "MIT"
publish = false
[dependencies]
slog = { version = "2.1.1" }
slog-term = "2.3"
slog-async = "2.2"
rand = "0.3"
glium = { version = "0.19.0", default-features = false }
wayland-server = "0.20"
xkbcommon = "0.2.1"
[dependencies.smithay]
path = ".."
default-features = false
features = [ "renderer_glium" ]
[build-dependencies]
gl_generator = "0.9"
[features]
default = [ "winit", "tty_launch" ]
winit = [ "smithay/backend_winit" ]
tty_launch = [ "smithay/backend_udev", "smithay/backend_libinput", "smithay/backend_drm" ]
logind = [ "smithay/backend_session_logind" ]

0
examples/resources/cursor.rgba → anvil/resources/cursor.rgba
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0
examples/resources/cursor2.rgba → anvil/resources/cursor2.rgba
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4
examples/helpers/glium.rs → anvil/src/glium_drawer.rs
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@ -6,9 +6,9 @@ use smithay::backend::graphics::egl::EGLGraphicsBackend;
use smithay::backend::graphics::egl::error::Result as EGLResult;
use smithay::backend::graphics::egl::wayland::{EGLDisplay, EGLImages, EGLWaylandExtensions, Format};
use smithay::backend::graphics::glium::GliumGraphicsBackend;
use smithay::wayland_server::Display;
use std::cell::Ref;
use std::ops::Deref;
use wayland_server::Display;
#[derive(Copy, Clone)]
struct Vertex {

50
anvil/src/main.rs Normal file
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@ -0,0 +1,50 @@
#[macro_use]
extern crate glium;
extern crate rand;
#[macro_use]
extern crate slog;
extern crate slog_async;
extern crate slog_term;
#[macro_use(define_roles)]
extern crate smithay;
extern crate xkbcommon;
use slog::Drain;
use smithay::wayland_server::Display;
mod glium_drawer;
mod shell;
#[cfg(feature = "tty_launch")]
mod udev;
mod window_map;
#[cfg(feature = "winit")]
mod winit;
fn main() {
// A logger facility, here we use the terminal here
let log = slog::Logger::root(
slog_async::Async::default(slog_term::term_full().fuse()).fuse(),
o!(),
);
let (mut display, mut event_loop) = Display::new();
#[cfg(feature = "winit")]
{
if let Ok(()) = winit::run_winit(&mut display, &mut event_loop, log.clone()) {
return;
}
warn!(log, "Failed to initialize winit backend, skipping.");
}
#[cfg(feature = "tty_launch")]
{
if let Ok(()) = udev::run_udev(display, event_loop, log.clone()) {
return;
}
warn!(log, "Failed to initialize udev backend, skipping.");
}
error!(log, "Failed to initialize any backend.");
}

178
examples/helpers/implementations.rs → anvil/src/shell.rs
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@ -1,6 +1,11 @@
use super::{SurfaceKind, WindowMap};
use std::cell::RefCell;
use std::rc::Rc;
use std::sync::{Arc, Mutex};
use glium::texture::Texture2d;
use rand;
use smithay::backend::graphics::egl::wayland::{BufferAccessError, Format};
use smithay::backend::graphics::egl::wayland::{EGLDisplay, EGLImages};
use smithay::wayland::compositor::{compositor_init, CompositorToken, SurfaceAttributes, SurfaceEvent};
@ -9,95 +14,13 @@ use smithay::wayland::shell::xdg::{xdg_shell_init, PopupConfigure, ShellState as
use smithay::wayland::shell::legacy::{wl_shell_init, ShellRequest, ShellState as WlShellState,
ShellSurfaceKind, ShellSurfaceRole};
use smithay::wayland::shm::with_buffer_contents as shm_buffer_contents;
use std::cell::RefCell;
use std::rc::Rc;
use std::sync::{Arc, Mutex};
use wayland_server::{Display, LoopToken, Resource};
use wayland_server::protocol::{wl_buffer, wl_callback, wl_shell_surface, wl_surface};
use smithay::wayland_server::{Display, LoopToken, Resource};
use smithay::wayland_server::protocol::{wl_buffer, wl_callback, wl_shell_surface, wl_surface};
use window_map::{Kind as SurfaceKind, WindowMap};
define_roles!(Roles => [ XdgSurface, XdgSurfaceRole ] [ ShellSurface, ShellSurfaceRole<()>] );
#[derive(Default)]
pub struct SurfaceData {
pub buffer: Option<Buffer>,
pub texture: Option<Texture2d>,
}
pub enum Buffer {
Egl { images: EGLImages },
Shm { data: Vec<u8>, size: (u32, u32) },
}
fn surface_commit(
surface: &Resource<wl_surface::WlSurface>,
token: CompositorToken<SurfaceData, Roles>,
display: &RefCell<Option<EGLDisplay>>,
) {
// we retrieve the contents of the associated buffer and copy it
token.with_surface_data(surface, |attributes| {
match attributes.buffer.take() {
Some(Some((buffer, (_x, _y)))) => {
// we ignore hotspot coordinates in this simple example
match if let Some(display) = display.borrow().as_ref() {
display.egl_buffer_contents(buffer)
} else {
Err(BufferAccessError::NotManaged(buffer))
} {
Ok(images) => {
match images.format {
Format::RGB => {}
Format::RGBA => {}
_ => {
// we don't handle the more complex formats here.
attributes.user_data.buffer = None;
attributes.user_data.texture = None;
return;
}
};
attributes.user_data.texture = None;
attributes.user_data.buffer = Some(Buffer::Egl { images });
}
Err(BufferAccessError::NotManaged(buffer)) => {
shm_buffer_contents(&buffer, |slice, data| {
let offset = data.offset as usize;
let stride = data.stride as usize;
let width = data.width as usize;
let height = data.height as usize;
let mut new_vec = Vec::with_capacity(width * height * 4);
for i in 0..height {
new_vec
.extend(&slice[(offset + i * stride)..(offset + i * stride + width * 4)]);
}
attributes.user_data.texture = None;
attributes.user_data.buffer = Some(Buffer::Shm { data: new_vec, size: (data.width as u32, data.height as u32) });
}).expect("Got EGL buffer with no set EGLDisplay. You need to unbind your EGLContexts before dropping them!");
buffer.send(wl_buffer::Event::Release);
}
Err(err) => panic!("EGL error: {}", err),
}
}
Some(None) => {
// erase the contents
attributes.user_data.buffer = None;
attributes.user_data.texture = None;
}
None => {}
}
});
}
fn get_size(attrs: &SurfaceAttributes<SurfaceData>) -> Option<(i32, i32)> {
attrs
.user_data
.buffer
.as_ref()
.map(|ref buffer| match **buffer {
Buffer::Shm { ref size, .. } => *size,
Buffer::Egl { ref images } => (images.width, images.height),
})
.map(|(x, y)| (x as i32, y as i32))
}
pub type MyWindowMap =
WindowMap<SurfaceData, Roles, (), (), fn(&SurfaceAttributes<SurfaceData>) -> Option<(i32, i32)>>;
@ -199,3 +122,84 @@ pub fn init_shell(
window_map,
)
}
#[derive(Default)]
pub struct SurfaceData {
pub buffer: Option<Buffer>,
pub texture: Option<Texture2d>,
}
pub enum Buffer {
Egl { images: EGLImages },
Shm { data: Vec<u8>, size: (u32, u32) },
}
fn surface_commit(
surface: &Resource<wl_surface::WlSurface>,
token: CompositorToken<SurfaceData, Roles>,
display: &RefCell<Option<EGLDisplay>>,
) {
// we retrieve the contents of the associated buffer and copy it
token.with_surface_data(surface, |attributes| {
match attributes.buffer.take() {
Some(Some((buffer, (_x, _y)))) => {
// we ignore hotspot coordinates in this simple example
match if let Some(display) = display.borrow().as_ref() {
display.egl_buffer_contents(buffer)
} else {
Err(BufferAccessError::NotManaged(buffer))
} {
Ok(images) => {
match images.format {
Format::RGB => {}
Format::RGBA => {}
_ => {
// we don't handle the more complex formats here.
attributes.user_data.buffer = None;
attributes.user_data.texture = None;
return;
}
};
attributes.user_data.texture = None;
attributes.user_data.buffer = Some(Buffer::Egl { images });
}
Err(BufferAccessError::NotManaged(buffer)) => {
shm_buffer_contents(&buffer, |slice, data| {
let offset = data.offset as usize;
let stride = data.stride as usize;
let width = data.width as usize;
let height = data.height as usize;
let mut new_vec = Vec::with_capacity(width * height * 4);
for i in 0..height {
new_vec
.extend(&slice[(offset + i * stride)..(offset + i * stride + width * 4)]);
}
attributes.user_data.texture = None;
attributes.user_data.buffer = Some(Buffer::Shm { data: new_vec, size: (data.width as u32, data.height as u32) });
}).expect("Got EGL buffer with no set EGLDisplay. You need to unbind your EGLContexts before dropping them!");
buffer.send(wl_buffer::Event::Release);
}
Err(err) => panic!("EGL error: {}", err),
}
}
Some(None) => {
// erase the contents
attributes.user_data.buffer = None;
attributes.user_data.texture = None;
}
None => {}
}
});
}
fn get_size(attrs: &SurfaceAttributes<SurfaceData>) -> Option<(i32, i32)> {
attrs
.user_data
.buffer
.as_ref()
.map(|ref buffer| match **buffer {
Buffer::Shm { ref size, .. } => *size,
Buffer::Egl { ref images } => (images.width, images.height),
})
.map(|(x, y)| (x as i32, y as i32))
}

134
examples/udev.rs → anvil/src/udev.rs
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@ -1,33 +1,24 @@
extern crate drm;
#[macro_use]
extern crate glium;
extern crate image;
extern crate input as libinput;
extern crate rand;
#[macro_use(define_roles)]
extern crate smithay;
extern crate udev;
extern crate wayland_server;
extern crate xkbcommon;
use std::cell::RefCell;
use std::collections::HashMap;
use std::io::Error as IoError;
use std::path::PathBuf;
use std::process::Command;
use std::rc::Rc;
use std::sync::Arc;
use std::sync::atomic::{AtomicBool, Ordering};
use std::time::Duration;
#[macro_use]
extern crate slog;
extern crate slog_async;
extern crate slog_term;
mod helpers;
use drm::control::{Device as ControlDevice, ResourceInfo};
use drm::control::connector::{Info as ConnectorInfo, State as ConnectorState};
use drm::control::crtc;
use drm::control::encoder::Info as EncoderInfo;
use drm::result::Error as DrmError;
use glium::{Blend, Surface};
use helpers::{init_shell, Buffer, GliumDrawer, MyWindowMap, Roles, SurfaceData};
use image::{ImageBuffer, Rgba};
use libinput::{event, Device as LibinputDevice, Libinput};
use libinput::event::keyboard::KeyboardEventTrait;
use slog::{Drain, Logger};
use smithay::image::{ImageBuffer, Rgba};
use slog::Logger;
use smithay::drm::control::{Device as ControlDevice, ResourceInfo};
use smithay::drm::control::connector::{Info as ConnectorInfo, State as ConnectorState};
use smithay::drm::control::crtc;
use smithay::drm::control::encoder::Info as EncoderInfo;
use smithay::drm::result::Error as DrmError;
use smithay::backend::drm::{DevPath, DrmBackend, DrmDevice, DrmHandler};
use smithay::backend::graphics::GraphicsBackend;
use smithay::backend::graphics::egl::EGLGraphicsBackend;
@ -41,22 +32,16 @@ use smithay::backend::udev::{primary_gpu, udev_backend_bind, SessionFdDrmDevice,
use smithay::wayland::compositor::{CompositorToken, SubsurfaceRole, TraversalAction};
use smithay::wayland::compositor::roles::Role;
use smithay::wayland::output::{Mode, Output, PhysicalProperties};
use smithay::wayland::seat::{KeyboardHandle, PointerHandle, Seat};
use smithay::wayland::seat::{KeyboardHandle, PointerHandle, Seat, keysyms as xkb};
use smithay::wayland::shm::init_shm_global;
use std::cell::RefCell;
use std::collections::HashMap;
use std::env;
use std::io::Error as IoError;
use std::path::PathBuf;
use std::process::Command;
use std::rc::Rc;
use std::sync::Arc;
use std::sync::atomic::{AtomicBool, Ordering};
use std::time::Duration;
use wayland_server::Display;
use wayland_server::commons::downcast_impl;
use wayland_server::protocol::{wl_output, wl_pointer};
use xkbcommon::xkb::keysyms as xkb;
use smithay::wayland_server::{Display, EventLoop};
use smithay::wayland_server::commons::downcast_impl;
use smithay::wayland_server::protocol::{wl_output, wl_pointer};
use smithay::input::{event, Device as LibinputDevice, Libinput};
use smithay::input::event::keyboard::KeyboardEventTrait;
use glium_drawer::GliumDrawer;
use shell::{init_shell, MyWindowMap, Buffer, Roles, SurfaceData};
struct LibinputInputHandler {
log: Logger,
@ -101,7 +86,11 @@ impl InputHandler<LibinputInputBackend> for LibinputInputHandler {
let time = Event::time(&evt);
self.keyboard
.input(keycode, state, serial, time, move |modifiers, keysym| {
debug!(log, "keysym"; "state" => format!("{:?}", state), "mods" => format!("{:?}", modifiers), "keysym" => xkbcommon::xkb::keysym_get_name(keysym));
debug!(log, "keysym";
"state" => format!("{:?}", state),
"mods" => format!("{:?}", modifiers),
"keysym" => ::xkbcommon::xkb::keysym_get_name(keysym)
);
if modifiers.ctrl && modifiers.alt && keysym == xkb::KEY_BackSpace
&& state == KeyState::Pressed
{
@ -179,10 +168,10 @@ impl InputHandler<LibinputInputBackend> for LibinputInputHandler {
}
fn on_pointer_axis(&mut self, _: &input::Seat, evt: event::pointer::PointerAxisEvent) {
let source = match evt.source() {
input::AxisSource::Continuous => wayland_server::protocol::wl_pointer::AxisSource::Continuous,
input::AxisSource::Finger => wayland_server::protocol::wl_pointer::AxisSource::Finger,
input::AxisSource::Continuous => wl_pointer::AxisSource::Continuous,
input::AxisSource::Finger => wl_pointer::AxisSource::Finger,
input::AxisSource::Wheel | input::AxisSource::WheelTilt => {
wayland_server::protocol::wl_pointer::AxisSource::Wheel
wl_pointer::AxisSource::Wheel
}
};
let horizontal_amount = evt.amount(&input::Axis::Horizontal)
@ -197,37 +186,37 @@ impl InputHandler<LibinputInputBackend> for LibinputInputHandler {
event.source(source);
if horizontal_amount != 0.0 {
event.value(
wayland_server::protocol::wl_pointer::Axis::HorizontalScroll,
wl_pointer::Axis::HorizontalScroll,
horizontal_amount,
evt.time(),
);
if let Some(discrete) = horizontal_amount_discrete {
event.discrete(
wayland_server::protocol::wl_pointer::Axis::HorizontalScroll,
wl_pointer::Axis::HorizontalScroll,
discrete as i32,
);
}
} else if source == wayland_server::protocol::wl_pointer::AxisSource::Finger {
} else if source == wl_pointer::AxisSource::Finger {
event.stop(
wayland_server::protocol::wl_pointer::Axis::HorizontalScroll,
wl_pointer::Axis::HorizontalScroll,
evt.time(),
);
}
if vertical_amount != 0.0 {
event.value(
wayland_server::protocol::wl_pointer::Axis::VerticalScroll,
wl_pointer::Axis::VerticalScroll,
vertical_amount,
evt.time(),
);
if let Some(discrete) = vertical_amount_discrete {
event.discrete(
wayland_server::protocol::wl_pointer::Axis::VerticalScroll,
wl_pointer::Axis::VerticalScroll,
discrete as i32,
);
}
} else if source == wayland_server::protocol::wl_pointer::AxisSource::Finger {
} else if source == wl_pointer::AxisSource::Finger {
event.stop(
wayland_server::protocol::wl_pointer::Axis::VerticalScroll,
wl_pointer::Axis::VerticalScroll,
evt.time(),
);
}
@ -254,26 +243,14 @@ impl InputHandler<LibinputInputBackend> for LibinputInputHandler {
}
}
fn main() {
pub fn run_udev(mut display: Display, mut event_loop: EventLoop, log: Logger) -> Result<(),()> {
let name = display.add_socket_auto().unwrap().into_string().unwrap();
info!(log, "Listening on wayland socket"; "name" => name.clone());
::std::env::set_var("WAYLAND_DISPLAY", name);
let active_egl_context = Rc::new(RefCell::new(None));
// A logger facility, here we use the terminal for this example
let log = Logger::root(
slog_term::FullFormat::new(slog_term::PlainSyncDecorator::new(std::io::stdout()))
.build()
.fuse(),
o!(),
);
// Initialize the wayland server
let (mut display, mut event_loop) = wayland_server::Display::new();
/*
* Add a listening socket
*/
let name = display.add_socket_auto().unwrap().into_string().unwrap();
println!("Listening on socket: {}", name);
env::set_var("WAYLAND_DISPLAY", name);
let display = Rc::new(RefCell::new(display));
/*
@ -296,7 +273,7 @@ fn main() {
/*
* Initialize session
*/
let (session, mut notifier) = AutoSession::new(log.clone()).unwrap();
let (session, mut notifier) = AutoSession::new(log.clone()).ok_or(())?;
let running = Arc::new(AtomicBool::new(true));
@ -305,12 +282,12 @@ fn main() {
/*
* Initialize the udev backend
*/
let context = udev::Context::new().unwrap();
let context = ::smithay::udev::Context::new().map_err(|_| ())?;
let seat = session.seat();
let primary_gpu = primary_gpu(&context, &seat).unwrap_or_default();
let bytes = include_bytes!("resources/cursor2.rgba");
let bytes = include_bytes!("../resources/cursor2.rgba");
let mut udev_backend = UdevBackend::new(
event_loop.token(),
&context,
@ -327,7 +304,7 @@ fn main() {
logger: log.clone(),
},
log.clone(),
).unwrap();
).map_err(|_| ())?;
let udev_session_id = notifier.register(&mut udev_backend);
@ -412,8 +389,6 @@ fn main() {
}
}
println!("Bye Bye");
let mut notifier = session_event_source.unbind();
notifier.unregister(udev_session_id);
notifier.unregister(libinput_session_id);
@ -427,6 +402,7 @@ fn main() {
// variable to simplify type inference.
udev_backend = *(downcast_impl(udev_event_source.remove()).unwrap_or_else(|_| unreachable!()));
udev_backend.close();
Ok(())
}
struct UdevHandlerImpl {

4
examples/helpers/window_map.rs → anvil/src/window_map.rs
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@ -3,8 +3,8 @@ use smithay::wayland::compositor::{CompositorToken, SubsurfaceRole, SurfaceAttri
use smithay::wayland::compositor::roles::Role;
use smithay::wayland::shell::xdg::{ToplevelSurface, XdgSurfaceRole};
use smithay::wayland::shell::legacy::{ShellSurface, ShellSurfaceRole};
use wayland_server::Resource;
use wayland_server::protocol::wl_surface;
use smithay::wayland_server::Resource;
use smithay::wayland_server::protocol::wl_surface;
pub enum Kind<U, R, SD, D> {
Xdg(ToplevelSurface<U, R, SD>),

103
examples/winit.rs → anvil/src/winit.rs
View File

@ -1,33 +1,25 @@
#[macro_use]
extern crate glium;
extern crate rand;
#[macro_use]
extern crate slog;
extern crate slog_async;
extern crate slog_term;
#[macro_use(define_roles)]
extern crate smithay;
extern crate wayland_server;
use std::cell::RefCell;
use std::rc::Rc;
mod helpers;
use glium::Surface;
use helpers::{init_shell, Buffer, GliumDrawer, MyWindowMap};
use slog::{Drain, Logger};
use smithay::backend::graphics::egl::EGLGraphicsBackend;
use smithay::backend::graphics::egl::wayland::{EGLWaylandExtensions, Format};
use smithay::backend::input::{self, Event, InputBackend, InputHandler, KeyboardKeyEvent, PointerAxisEvent,
PointerButtonEvent, PointerMotionAbsoluteEvent};
use smithay::backend::winit;
use smithay::wayland::shm::init_shm_global;
use smithay::wayland::seat::{KeyboardHandle, PointerHandle, Seat};
use smithay::wayland::compositor::{SubsurfaceRole, TraversalAction};
use smithay::wayland::compositor::roles::Role;
use smithay::wayland::output::{Mode, Output, PhysicalProperties};
use smithay::wayland::seat::{KeyboardHandle, PointerHandle, Seat};
use smithay::wayland::shm::init_shm_global;
use std::cell::RefCell;
use std::rc::Rc;
use wayland_server::Display;
use wayland_server::protocol::{wl_output, wl_pointer};
use smithay::backend::input::{self, Event, InputBackend, InputHandler, KeyboardKeyEvent, PointerAxisEvent,
PointerButtonEvent, PointerMotionAbsoluteEvent};
use smithay::backend::winit;
use smithay::backend::graphics::egl::EGLGraphicsBackend;
use smithay::backend::graphics::egl::wayland::{EGLWaylandExtensions, Format};
use smithay::wayland_server::{Display, EventLoop};
use smithay::wayland_server::protocol::{wl_pointer, wl_output};
use glium::Surface;
use slog::Logger;
use glium_drawer::GliumDrawer;
use shell::{init_shell, MyWindowMap, Buffer};
struct WinitInputHandler {
log: Logger,
@ -102,8 +94,8 @@ impl InputHandler<winit::WinitInputBackend> for WinitInputHandler {
}
fn on_pointer_axis(&mut self, _: &input::Seat, evt: winit::WinitMouseWheelEvent) {
let source = match evt.source() {
input::AxisSource::Continuous => wayland_server::protocol::wl_pointer::AxisSource::Continuous,
input::AxisSource::Wheel => wayland_server::protocol::wl_pointer::AxisSource::Wheel,
input::AxisSource::Continuous => wl_pointer::AxisSource::Continuous,
input::AxisSource::Wheel => wl_pointer::AxisSource::Wheel,
_ => unreachable!(), //winit does not have more specific sources
};
let horizontal_amount = evt.amount(&input::Axis::Horizontal)
@ -118,26 +110,26 @@ impl InputHandler<winit::WinitInputBackend> for WinitInputHandler {
event.source(source);
if horizontal_amount != 0.0 {
event.value(
wayland_server::protocol::wl_pointer::Axis::HorizontalScroll,
wl_pointer::Axis::HorizontalScroll,
horizontal_amount,
evt.time(),
);
if let Some(discrete) = horizontal_amount_discrete {
event.discrete(
wayland_server::protocol::wl_pointer::Axis::HorizontalScroll,
wl_pointer::Axis::HorizontalScroll,
discrete as i32,
);
}
}
if vertical_amount != 0.0 {
event.value(
wayland_server::protocol::wl_pointer::Axis::VerticalScroll,
wl_pointer::Axis::VerticalScroll,
vertical_amount,
evt.time(),
);
if let Some(discrete) = vertical_amount_discrete {
event.discrete(
wayland_server::protocol::wl_pointer::Axis::VerticalScroll,
wl_pointer::Axis::VerticalScroll,
discrete as i32,
);
}
@ -165,17 +157,8 @@ impl InputHandler<winit::WinitInputBackend> for WinitInputHandler {
}
}
fn main() {
// A logger facility, here we use the terminal for this example
let log = Logger::root(
slog_async::Async::default(slog_term::term_full().fuse()).fuse(),
o!(),
);
// Initialize a simple backend for testing
let (renderer, mut input) = winit::init(log.clone()).unwrap();
let (mut display, mut event_loop) = wayland_server::Display::new();
pub fn run_winit(display: &mut Display, event_loop: &mut EventLoop, log: Logger) -> Result<(), ()> {
let (renderer, mut input) = winit::init(log.clone()).map_err(|_| ())?;
let egl_display = Rc::new(RefCell::new(
if let Ok(egl_display) = renderer.bind_wl_display(&display) {
@ -189,17 +172,21 @@ fn main() {
let (w, h) = renderer.get_framebuffer_dimensions();
let drawer = GliumDrawer::from(renderer);
let name = display.add_socket_auto().unwrap().into_string().unwrap();
info!(log, "Listening on wayland socket"; "name" => name.clone());
::std::env::set_var("WAYLAND_DISPLAY", name);
/*
* Initialize the globals
*/
init_shm_global(&mut display, event_loop.token(), vec![], log.clone());
init_shm_global(display, event_loop.token(), vec![], log.clone());
let (compositor_token, _, _, window_map) =
init_shell(&mut display, event_loop.token(), log.clone(), egl_display);
init_shell(display, event_loop.token(), log.clone(), egl_display);
let (mut seat, _) = Seat::new(
&mut display,
display,
event_loop.token(),
"winit".into(),
log.clone(),
@ -210,7 +197,7 @@ fn main() {
.expect("Failed to initialize the keyboard");
let (output, _) = Output::new(
&mut display,
display,
event_loop.token(),
"Winit".into(),
PhysicalProperties {
@ -247,11 +234,7 @@ fn main() {
serial: 0,
});
/*
* Add a listening socket:
*/
let name = display.add_socket_auto().unwrap().into_string().unwrap();
println!("Listening on socket: {}", name);
info!(log, "Initialization completed, starting the main loop.");
loop {
input.dispatch_new_events().unwrap();
@ -317,16 +300,16 @@ fn main() {
},
(x, y),
screen_dimensions,
glium::Blend {
color: glium::BlendingFunction::Addition {
source: glium::LinearBlendingFactor::One,
::glium::Blend {
color: ::glium::BlendingFunction::Addition {
source: ::glium::LinearBlendingFactor::One,
destination:
glium::LinearBlendingFactor::OneMinusSourceAlpha,
::glium::LinearBlendingFactor::OneMinusSourceAlpha,
},
alpha: glium::BlendingFunction::Addition {
source: glium::LinearBlendingFactor::One,
alpha: ::glium::BlendingFunction::Addition {
source: ::glium::LinearBlendingFactor::One,
destination:
glium::LinearBlendingFactor::OneMinusSourceAlpha,
::glium::LinearBlendingFactor::OneMinusSourceAlpha,
},
..Default::default()
},
@ -349,4 +332,4 @@ fn main() {
window_map.borrow_mut().refresh();
}
}
}

256
examples/drm.rs
View File

@ -1,256 +0,0 @@
extern crate drm;
#[macro_use]
extern crate glium;
extern crate rand;
#[macro_use(define_roles)]
extern crate smithay;
extern crate wayland_server;
#[macro_use]
extern crate slog;
extern crate slog_async;
extern crate slog_term;
mod helpers;
use drm::Device as BasicDevice;
use drm::control::{Device as ControlDevice, ResourceInfo};
use drm::control::connector::{Info as ConnectorInfo, State as ConnectorState};
use drm::control::crtc;
use drm::control::encoder::Info as EncoderInfo;
use drm::result::Error as DrmError;
use glium::{Blend, Surface};
use helpers::{init_shell, Buffer, GliumDrawer, MyWindowMap, Roles, SurfaceData};
use slog::{Drain, Logger};
use smithay::backend::drm::{drm_device_bind, DrmBackend, DrmDevice, DrmHandler};
use smithay::backend::graphics::egl::EGLGraphicsBackend;
use smithay::backend::graphics::egl::wayland::{EGLDisplay, EGLWaylandExtensions, Format};
use smithay::wayland::compositor::{CompositorToken, SubsurfaceRole, TraversalAction};
use smithay::wayland::compositor::roles::Role;
use smithay::wayland::shm::init_shm_global;
use std::cell::RefCell;
use std::fs::{File, OpenOptions};
use std::os::unix::io::AsRawFd;
use std::os::unix::io::RawFd;
use std::rc::Rc;
use std::time::Duration;
#[derive(Debug)]
pub struct Card(File);
impl AsRawFd for Card {
fn as_raw_fd(&self) -> RawFd {
self.0.as_raw_fd()
}
}
impl BasicDevice for Card {}
impl ControlDevice for Card {}
fn main() {
// A logger facility, here we use the terminal for this example
let log = Logger::root(
slog_async::Async::default(slog_term::term_full().fuse()).fuse(),
o!(),
);
// Initialize the wayland server
let (mut display, mut event_loop) = wayland_server::Display::new();
/*
* Initialize the drm backend
*/
// "Find" a suitable drm device
let mut options = OpenOptions::new();
options.read(true);
options.write(true);
let mut device = DrmDevice::new(
Card(options.clone().open("/dev/dri/card0").unwrap()),
log.clone(),
).unwrap();
// Get a set of all modesetting resource handles (excluding planes):
let res_handles = device.resource_handles().unwrap();
// Use first connected connector
let connector_info = res_handles
.connectors()
.iter()
.map(|conn| ConnectorInfo::load_from_device(&device, *conn).unwrap())
.find(|conn| conn.connection_state() == ConnectorState::Connected)
.unwrap();
// Use the first encoder
let encoder_info = EncoderInfo::load_from_device(&device, connector_info.encoders()[0]).unwrap();
// use the connected crtc if any
let crtc = encoder_info.current_crtc()
// or use the first one that is compatible with the encoder
.unwrap_or_else(||
*res_handles.filter_crtcs(encoder_info.possible_crtcs())
.iter()
.next()
.unwrap());
// Assuming we found a good connector and loaded the info into `connector_info`
let mode = connector_info.modes()[0]; // Use first mode (usually highest resoltion, but in reality you should filter and sort and check and match with other connectors, if you use more then one.)
// Initialize the hardware backend
let renderer = GliumDrawer::from(
device
.create_backend(crtc, mode, vec![connector_info.handle()])
.unwrap(),
);
{
/*
* Initialize glium
*/
let mut frame = renderer.draw();
frame.clear_color(0.8, 0.8, 0.9, 1.0);
frame.finish().unwrap();
}
let egl_display = Rc::new(RefCell::new(
if let Ok(egl_display) = renderer.bind_wl_display(&display) {
info!(log, "EGL hardware-acceleration enabled");
Some(egl_display)
} else {
None
},
));
/*
* Initialize the globals
*/
init_shm_global(&mut display, event_loop.token(), vec![], log.clone());
let (compositor_token, _, _, window_map) =
init_shell(&mut display, event_loop.token(), log.clone(), egl_display);
/*
* Add a listening socket:
*/
let name = display.add_socket_auto().unwrap().into_string().unwrap();
println!("Listening on socket: {}", name);
/*
* Register the DrmDevice on the EventLoop
*/
let _source = drm_device_bind(
&event_loop.token(),
device,
DrmHandlerImpl {
compositor_token,
window_map: window_map.clone(),
drawer: renderer,
logger: log,
},
).map_err(|(err, _)| err)
.unwrap();
loop {
event_loop.dispatch(Some(16)).unwrap();
display.flush_clients();
window_map.borrow_mut().refresh();
}
}
pub struct DrmHandlerImpl {
compositor_token: CompositorToken<SurfaceData, Roles>,
window_map: Rc<RefCell<MyWindowMap>>,
drawer: GliumDrawer<DrmBackend<Card>>,
logger: ::slog::Logger,
}
impl DrmHandler<Card> for DrmHandlerImpl {
fn ready(
&mut self,
_device: &mut DrmDevice<Card>,
_crtc: crtc::Handle,
_frame: u32,
_duration: Duration,
) {
let mut frame = self.drawer.draw();
frame.clear_color(0.8, 0.8, 0.9, 1.0);
// redraw the frame, in a simple but inneficient way
{
let screen_dimensions = self.drawer.borrow().get_framebuffer_dimensions();
self.window_map
.borrow()
.with_windows_from_bottom_to_top(|toplevel_surface, initial_place| {
if let Some(wl_surface) = toplevel_surface.get_surface() {
// this surface is a root of a subsurface tree that needs to be drawn
self.compositor_token
.with_surface_tree_upward(
wl_surface,
initial_place,
|_surface, attributes, role, &(mut x, mut y)| {
// there is actually something to draw !
if attributes.user_data.texture.is_none() {
let mut remove = false;
match attributes.user_data.buffer {
Some(Buffer::Egl { ref images }) => {
match images.format {
Format::RGB | Format::RGBA => {
attributes.user_data.texture =
self.drawer.texture_from_egl(&images);
}
_ => {
// we don't handle the more complex formats here.
attributes.user_data.texture = None;
remove = true;
}
};
}
Some(Buffer::Shm { ref data, ref size }) => {
attributes.user_data.texture =
Some(self.drawer.texture_from_mem(data, *size));
}
_ => {}
}
if remove {
attributes.user_data.buffer = None;
}
}
if let Some(ref texture) = attributes.user_data.texture {
if let Ok(subdata) = Role::<SubsurfaceRole>::data(role) {
x += subdata.location.0;
y += subdata.location.1;
}
info!(self.logger, "Render window");
self.drawer.render_texture(
&mut frame,
texture,
match *attributes.user_data.buffer.as_ref().unwrap() {
Buffer::Egl { ref images } => images.y_inverted,
Buffer::Shm { .. } => false,
},
match *attributes.user_data.buffer.as_ref().unwrap() {
Buffer::Egl { ref images } => (images.width, images.height),
Buffer::Shm { ref size, .. } => *size,
},
(x, y),
screen_dimensions,
Blend::alpha_blending(),
);
TraversalAction::DoChildren((x, y))
} else {
// we are not display, so our children are neither
TraversalAction::SkipChildren
}
},
)
.unwrap();
}
});
}
frame.finish().unwrap();
}
fn error(&mut self, _device: &mut DrmDevice<Card>, error: DrmError) {
panic!("{:?}", error);
}
}

7
examples/helpers/mod.rs
View File

@ -1,7 +0,0 @@
mod glium;
mod implementations;
mod window_map;
pub use self::glium::GliumDrawer;
pub use self::implementations::*;
pub use self::window_map::{Kind as SurfaceKind, WindowMap};