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Fix formatting

This commit is contained in:
Drakulix 2017-03-20 14:33:27 +01:00
parent 369c8a980e
commit ae375624ac
6 changed files with 179 additions and 155 deletions
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8
examples/simple.rs
View File

@ -1,9 +1,9 @@
extern crate wayland_server;
extern crate smithay;
use smithay::shm::ShmGlobal;
use smithay::backend::glutin;
use smithay::backend::input::InputBackend;
use smithay::shm::ShmGlobal;
use wayland_server::protocol::wl_shm;
fn main() {
@ -11,10 +11,8 @@ fn main() {
// Insert the ShmGlobal as a handler to your event loop
// Here, we specify tha the standard Argb8888 and Xrgb8888 is the only supported.
let handler_id = event_loop.add_handler_with_init(ShmGlobal::new(
vec![],
None // we don't provide a logger here
));
let handler_id =
event_loop.add_handler_with_init(ShmGlobal::new(vec![], None /* we don't provide a logger here */));
// Register this handler to advertise a wl_shm global of version 1
let shm_global = event_loop.register_global::<wl_shm::WlShm, ShmGlobal>(handler_id, 1);

25
src/backend/glium.rs
View File

@ -1,12 +1,12 @@
use glium::backend::Backend;
use backend::graphics::opengl::{OpenglGraphicsBackend, SwapBuffersError};
use glium::SwapBuffersError as GliumSwapBuffersError;
use glium::backend::Backend;
use std::os::raw::c_void;
use ::backend::graphics::opengl::{OpenglGraphicsBackend, SwapBuffersError};
impl From<SwapBuffersError> for GliumSwapBuffersError
{
impl From<SwapBuffersError> for GliumSwapBuffersError {
fn from(error: SwapBuffersError) -> Self {
match error {
SwapBuffersError::ContextLost => GliumSwapBuffersError::ContextLost,
@ -17,27 +17,22 @@ impl From<SwapBuffersError> for GliumSwapBuffersError
pub struct GliumGraphicBackend<T: OpenglGraphicsBackend>(T);
pub trait IntoGlium: OpenglGraphicsBackend + Sized
{
pub trait IntoGlium: OpenglGraphicsBackend + Sized {
fn into_glium(self) -> GliumGraphicBackend<Self>;
}
impl<T: OpenglGraphicsBackend> IntoGlium for T
{
fn into_glium(self) -> GliumGraphicBackend<Self>
{
impl<T: OpenglGraphicsBackend> IntoGlium for T {
fn into_glium(self) -> GliumGraphicBackend<Self> {
GliumGraphicBackend(self)
}
}
unsafe impl<T: OpenglGraphicsBackend> Backend for GliumGraphicBackend<T>
{
unsafe impl<T: OpenglGraphicsBackend> Backend for GliumGraphicBackend<T> {
fn swap_buffers(&self) -> Result<(), GliumSwapBuffersError> {
self.0.swap_buffers().map_err(Into::into)
}
unsafe fn get_proc_address(&self, symbol: &str) -> *const c_void
{
unsafe fn get_proc_address(&self, symbol: &str) -> *const c_void {
self.0.get_proc_address(symbol) as *const c_void
}

206
src/backend/glutin.rs
View File

@ -1,28 +1,29 @@
//! Implementation of backend traits for types provided by `glutin`
use glutin::{ContextError, CreationError, Event, ElementState, MouseScrollDelta, Touch, TouchPhase, GlContext, HeadlessRendererBuilder, HeadlessContext, WindowBuilder, Window};
use glutin::{Api as GlutinApi, PixelFormat as GlutinPixelFormat, MouseButton as GlutinMouseButton};
use nix::c_void;
use std::rc::Rc;
use std::error::Error;
use std::fmt;
use backend::{SeatInternal, TouchSlotInternal};
use backend::graphics::opengl::{Api, OpenglGraphicsBackend, PixelFormat, SwapBuffersError};
use backend::input::{InputBackend, InputHandler, Seat, SeatCapabilities, KeyState, MouseButton, MouseButtonState, Axis, AxisSource, TouchEvent, TouchSlot};
use backend::input::{Axis, AxisSource, InputBackend, InputHandler, KeyState, MouseButton, MouseButtonState,
Seat, SeatCapabilities, TouchEvent, TouchSlot};
use glutin::{Api as GlutinApi, MouseButton as GlutinMouseButton, PixelFormat as GlutinPixelFormat};
use glutin::{ContextError, CreationError, ElementState, Event, GlContext, HeadlessContext,
HeadlessRendererBuilder, MouseScrollDelta, Touch, TouchPhase, Window, WindowBuilder};
use nix::c_void;
use std::error::Error;
use std::fmt;
use std::rc::Rc;
/// Create a new `GlutinHeadlessRenderer` which implements the `OpenglRenderer` graphics
/// backend trait
pub fn init_headless_renderer() -> Result<GlutinHeadlessRenderer, CreationError>
{
pub fn init_headless_renderer() -> Result<GlutinHeadlessRenderer, CreationError> {
init_headless_renderer_from_builder(HeadlessRendererBuilder::new(1024, 600))
}
/// Create a new `GlutinHeadlessRenderer`, which implements the `OpenglRenderer` graphics
/// backend trait, with a given already configured `HeadlessRendererBuilder` for
/// customization
pub fn init_headless_renderer_from_builder(builder: HeadlessRendererBuilder) -> Result<GlutinHeadlessRenderer, CreationError>
{
pub fn init_headless_renderer_from_builder(builder: HeadlessRendererBuilder)
-> Result<GlutinHeadlessRenderer, CreationError> {
let (w, h) = builder.dimensions;
let context = builder.build_strict()?;
@ -31,15 +32,14 @@ pub fn init_headless_renderer_from_builder(builder: HeadlessRendererBuilder) ->
/// Create a new `GlutinWindowedRenderer`, which implements the `OpenglRenderer` graphics
/// backend trait
pub fn init_windowed_renderer() -> Result<GlutinWindowedRenderer, CreationError>
{
pub fn init_windowed_renderer() -> Result<GlutinWindowedRenderer, CreationError> {
init_windowed_renderer_from_builder(WindowBuilder::new())
}
/// Create a new `GlutinWindowedRenderer`, which implements the `OpenglRenderer` graphics
/// backend trait, with a given already configured `WindowBuilder` for customization.
pub fn init_windowed_renderer_from_builder(builder: WindowBuilder) -> Result<GlutinWindowedRenderer, CreationError>
{
pub fn init_windowed_renderer_from_builder(builder: WindowBuilder)
-> Result<GlutinWindowedRenderer, CreationError> {
let window = Rc::new(builder.build_strict()?);
Ok(GlutinWindowedRenderer::new(window))
}
@ -47,8 +47,7 @@ pub fn init_windowed_renderer_from_builder(builder: WindowBuilder) -> Result<Glu
/// Create a new `glutin` `Window`. Returns a `GlutinWindowedRenderer` implementing
/// the `OpenglRenderer` graphics backend trait and a `GlutinInputBackend` implementing
/// the `InputBackend` trait.
pub fn init_windowed() -> Result<(GlutinWindowedRenderer, GlutinInputBackend), CreationError>
{
pub fn init_windowed() -> Result<(GlutinWindowedRenderer, GlutinInputBackend), CreationError> {
init_windowed_from_builder(WindowBuilder::new())
}
@ -56,26 +55,21 @@ pub fn init_windowed() -> Result<(GlutinWindowedRenderer, GlutinInputBackend), C
/// customization. Returns a `GlutinWindowedRenderer` implementing
/// the `OpenglRenderer` graphics backend trait and a `GlutinInputBackend` implementing
/// the `InputBackend` trait.
pub fn init_windowed_from_builder(builder: WindowBuilder) -> Result<(GlutinWindowedRenderer, GlutinInputBackend), CreationError>
{
pub fn init_windowed_from_builder(builder: WindowBuilder)
-> Result<(GlutinWindowedRenderer, GlutinInputBackend), CreationError> {
let window = Rc::new(builder.build_strict()?);
Ok((
GlutinWindowedRenderer::new(window.clone()),
GlutinInputBackend::new(window)
))
Ok((GlutinWindowedRenderer::new(window.clone()), GlutinInputBackend::new(window)))
}
/// Headless Opengl Context created by `glutin`. Implements the `OpenglGraphicsBackend` graphics
/// backend trait.
pub struct GlutinHeadlessRenderer
{
pub struct GlutinHeadlessRenderer {
context: HeadlessContext,
w: u32,
h: u32,
}
impl GlutinHeadlessRenderer
{
impl GlutinHeadlessRenderer {
fn new(context: HeadlessContext, w: u32, h: u32) -> GlutinHeadlessRenderer {
GlutinHeadlessRenderer {
context: context,
@ -85,8 +79,7 @@ impl GlutinHeadlessRenderer
}
}
impl OpenglGraphicsBackend for GlutinHeadlessRenderer
{
impl OpenglGraphicsBackend for GlutinHeadlessRenderer {
#[inline]
fn swap_buffers(&self) -> Result<(), SwapBuffersError> {
match self.context.swap_buffers() {
@ -127,22 +120,17 @@ impl OpenglGraphicsBackend for GlutinHeadlessRenderer
/// Window with an active Opengl Context created by `glutin`. Implements the
/// `OpenglGraphicsBackend` graphics backend trait.
pub struct GlutinWindowedRenderer
{
window: Rc<Window>
pub struct GlutinWindowedRenderer {
window: Rc<Window>,
}
impl GlutinWindowedRenderer
{
impl GlutinWindowedRenderer {
fn new(window: Rc<Window>) -> GlutinWindowedRenderer {
GlutinWindowedRenderer {
window: window,
}
GlutinWindowedRenderer { window: window }
}
}
impl OpenglGraphicsBackend for GlutinWindowedRenderer
{
impl OpenglGraphicsBackend for GlutinWindowedRenderer {
#[inline]
fn swap_buffers(&self) -> Result<(), SwapBuffersError> {
match self.window.swap_buffers() {
@ -185,28 +173,23 @@ impl OpenglGraphicsBackend for GlutinWindowedRenderer
/// Errors that may happen when driving the event loop of `GlutinInputBackend`
#[derive(Debug)]
pub enum GlutinInputError
{
pub enum GlutinInputError {
/// The underlying `glutin` `Window` was closed. No further events can be processed.
///
/// See `GlutinInputBackend::process_new_events`.
WindowClosed
WindowClosed,
}
impl Error for GlutinInputError
{
fn description(&self) -> &str
{
impl Error for GlutinInputError {
fn description(&self) -> &str {
match *self {
GlutinInputError::WindowClosed => "Glutin Window was closed",
}
}
}
impl fmt::Display for GlutinInputError
{
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result
{
impl fmt::Display for GlutinInputError {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{}", self.description())
}
}
@ -214,8 +197,7 @@ impl fmt::Display for GlutinInputError
/// Abstracted event loop of a `glutin` `Window` implementing the `InputBackend` trait
///
/// You need to call `process_new_events` periodically to receive any events.
pub struct GlutinInputBackend
{
pub struct GlutinInputBackend {
window: Rc<Window>,
time_counter: u32,
seat: Seat,
@ -223,8 +205,7 @@ pub struct GlutinInputBackend
handler: Option<Box<InputHandler<GlutinInputBackend> + 'static>>,
}
impl InputBackend for GlutinInputBackend
{
impl InputBackend for GlutinInputBackend {
type InputConfig = ();
type EventError = GlutinInputError;
@ -236,8 +217,7 @@ impl InputBackend for GlutinInputBackend
self.handler = Some(Box::new(handler));
}
fn get_handler(&mut self) -> Option<&mut InputHandler<Self>>
{
fn get_handler(&mut self) -> Option<&mut InputHandler<Self>> {
self.handler.as_mut().map(|handler| handler as &mut InputHandler<Self>)
}
@ -271,42 +251,96 @@ impl InputBackend for GlutinInputBackend
///
/// The linked `GlutinWindowedRenderer` will error with a lost Context and should
/// not be used anymore as well.
fn dispatch_new_events(&mut self) -> Result<(), GlutinInputError>
{
for event in self.window.poll_events()
{
fn dispatch_new_events(&mut self) -> Result<(), GlutinInputError> {
for event in self.window.poll_events() {
if let Some(ref mut handler) = self.handler {
match event {
Event::KeyboardInput(state, key_code, _) => handler.on_keyboard_key(&self.seat, self.time_counter, key_code as u32, state.into(), 1),
Event::MouseMoved(x, y) => handler.on_pointer_move(&self.seat, self.time_counter, (x as u32, y as u32)),
Event::MouseWheel(delta, _) => match delta {
Event::KeyboardInput(state, key_code, _) => {
handler.on_keyboard_key(&self.seat,
self.time_counter,
key_code as u32,
state.into(),
1)
}
Event::MouseMoved(x, y) => {
handler.on_pointer_move(&self.seat, self.time_counter, (x as u32, y as u32))
}
Event::MouseWheel(delta, _) => {
match delta {
MouseScrollDelta::LineDelta(x, y) => {
if x != 0.0 {
handler.on_pointer_scroll(&self.seat, self.time_counter, Axis::Horizontal, AxisSource::Wheel, x as f64);
handler.on_pointer_scroll(&self.seat,
self.time_counter,
Axis::Horizontal,
AxisSource::Wheel,
x as f64);
}
if y != 0.0 {
handler.on_pointer_scroll(&self.seat, self.time_counter, Axis::Vertical, AxisSource::Wheel, y as f64);
handler.on_pointer_scroll(&self.seat,
self.time_counter,
Axis::Vertical,
AxisSource::Wheel,
y as f64);
}
}
},
MouseScrollDelta::PixelDelta(x, y) => {
if x != 0.0 {
handler.on_pointer_scroll(&self.seat, self.time_counter, Axis::Vertical, AxisSource::Continous, x as f64);
handler.on_pointer_scroll(&self.seat,
self.time_counter,
Axis::Vertical,
AxisSource::Continous,
x as f64);
}
if y != 0.0 {
handler.on_pointer_scroll(&self.seat, self.time_counter, Axis::Horizontal, AxisSource::Continous, y as f64);
handler.on_pointer_scroll(&self.seat,
self.time_counter,
Axis::Horizontal,
AxisSource::Continous,
y as f64);
}
}
}
}
Event::MouseInput(state, button) => {
handler.on_pointer_button(&self.seat, self.time_counter, button.into(), state.into())
}
Event::Touch(Touch { phase: TouchPhase::Started, location: (x, y), id }) => {
handler.on_touch(&self.seat,
self.time_counter,
TouchEvent::Down {
slot: Some(TouchSlot::new(id as u32)),
x: x,
y: y,
})
}
Event::Touch(Touch { phase: TouchPhase::Moved, location: (x, y), id }) => {
handler.on_touch(&self.seat,
self.time_counter,
TouchEvent::Motion {
slot: Some(TouchSlot::new(id as u32)),
x: x,
y: y,
})
}
},
},
Event::MouseInput(state, button) => handler.on_pointer_button(&self.seat, self.time_counter, button.into(), state.into()),
Event::Touch(Touch { phase: TouchPhase::Started, location: (x, y), id}) => handler.on_touch(&self.seat, self.time_counter, TouchEvent::Down { slot: Some(TouchSlot::new(id as u32)), x: x, y: y }),
Event::Touch(Touch { phase: TouchPhase::Moved, location: (x, y), id}) => handler.on_touch(&self.seat, self.time_counter, TouchEvent::Motion { slot: Some(TouchSlot::new(id as u32)), x: x, y: y }),
Event::Touch(Touch { phase: TouchPhase::Ended, location: (x, y), id }) => {
handler.on_touch(&self.seat, self.time_counter, TouchEvent::Motion { slot: Some(TouchSlot::new(id as u32)), x: x, y: y });
handler.on_touch(&self.seat, self.time_counter, TouchEvent::Up { slot: Some(TouchSlot::new(id as u32)) });
handler.on_touch(&self.seat,
self.time_counter,
TouchEvent::Motion {
slot: Some(TouchSlot::new(id as u32)),
x: x,
y: y,
});
handler.on_touch(&self.seat,
self.time_counter,
TouchEvent::Up { slot: Some(TouchSlot::new(id as u32)) });
}
Event::Touch(Touch { phase: TouchPhase::Cancelled, id, .. }) => {
handler.on_touch(&self.seat,
self.time_counter,
TouchEvent::Cancel { slot: Some(TouchSlot::new(id as u32)) })
}
Event::Touch(Touch { phase: TouchPhase::Cancelled, id, ..}) => handler.on_touch(&self.seat, self.time_counter, TouchEvent::Cancel { slot: Some(TouchSlot::new(id as u32)) }),
Event::Closed => return Err(GlutinInputError::WindowClosed),
_ => {},
_ => {}
}
self.time_counter += 1;
}
@ -315,14 +349,13 @@ impl InputBackend for GlutinInputBackend
}
}
impl GlutinInputBackend
{
fn new(window: Rc<Window>) -> GlutinInputBackend
{
impl GlutinInputBackend {
fn new(window: Rc<Window>) -> GlutinInputBackend {
GlutinInputBackend {
window: window,
time_counter: 0,
seat: Seat::new(0, SeatCapabilities {
seat: Seat::new(0,
SeatCapabilities {
pointer: true,
keyboard: true,
touch: true,
@ -359,8 +392,7 @@ impl From<GlutinPixelFormat> for PixelFormat {
}
}
impl From<GlutinMouseButton> for MouseButton
{
impl From<GlutinMouseButton> for MouseButton {
fn from(button: GlutinMouseButton) -> MouseButton {
match button {
GlutinMouseButton::Left => MouseButton::Left,
@ -371,8 +403,7 @@ impl From<GlutinMouseButton> for MouseButton
}
}
impl From<ElementState> for KeyState
{
impl From<ElementState> for KeyState {
fn from(state: ElementState) -> Self {
match state {
ElementState::Pressed => KeyState::Pressed,
@ -381,8 +412,7 @@ impl From<ElementState> for KeyState
}
}
impl From<ElementState> for MouseButtonState
{
impl From<ElementState> for MouseButtonState {
fn from(state: ElementState) -> Self {
match state {
ElementState::Pressed => MouseButtonState::Pressed,

3
src/backend/graphics/opengl.rs
View File

@ -61,8 +61,7 @@ pub struct PixelFormat {
/// Trait that describes objects that have an OpenGl context
/// and can be used to render upon
pub trait OpenglGraphicsBackend
{
pub trait OpenglGraphicsBackend {
/// Swaps buffers at the end of a frame.
fn swap_buffers(&self) -> Result<(), SwapBuffersError>;

2
src/backend/graphics/software.rs
View File

@ -1,7 +1,7 @@
//! Common traits and types used for software rendering on graphics backends
use wayland_server::protocol::wl_shm::Format;
use std::error::Error;
use wayland_server::protocol::wl_shm::Format;
/// Trait that describes objects providing a software rendering implementation
pub trait CpuGraphicsBackend<E: Error> {

52
src/backend/input.rs
View File

@ -1,4 +1,5 @@
//! Common traits for input backends to receive input from.
use backend::{SeatInternal, TouchSlotInternal};
use std::error::Error;
@ -12,20 +13,23 @@ use std::error::Error;
///
/// Seats can be checked for equality and hashed for differentiation.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct Seat { id: u32, capabilities: SeatCapabilities }
pub struct Seat {
id: u32,
capabilities: SeatCapabilities,
}
impl SeatInternal for Seat
{
fn new(id: u32, capabilities: SeatCapabilities) -> Seat
{
Seat { id: id, capabilities: capabilities }
impl SeatInternal for Seat {
fn new(id: u32, capabilities: SeatCapabilities) -> Seat {
Seat {
id: id,
capabilities: capabilities,
}
}
}
impl Seat {
/// Get the currently capabilities of this `Seat`
pub fn capabilities(&self) -> &SeatCapabilities
{
pub fn capabilities(&self) -> &SeatCapabilities {
&self.capabilities
}
}
@ -38,7 +42,7 @@ pub struct SeatCapabilities {
/// `Seat` has a keyboard
pub keyboard: bool,
/// `Seat` has a touchscreen
pub touch: bool
pub touch: bool,
}
/// State of key on a keyboard. Either pressed or released
@ -74,8 +78,7 @@ pub enum MouseButtonState {
/// Axis when scrolling
#[derive(Debug, PartialEq, Eq, Clone, Copy)]
pub enum Axis
{
pub enum Axis {
/// Vertical axis
Vertical,
/// Horizonal axis
@ -84,8 +87,7 @@ pub enum Axis
/// Source of an axis when scrolling
#[derive(Debug, PartialEq, Eq, Clone, Copy)]
pub enum AxisSource
{
pub enum AxisSource {
/// Finger. Mostly used for trackpads.
///
/// Guarantees that a scroll sequence is terminated with a scroll value of 0.
@ -122,20 +124,19 @@ pub enum AxisSource
/// fingers on a multi-touch enabled input device. Events should only
/// be interpreted in the context of other events on the same slot.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Hash)]
pub struct TouchSlot { id: u32 }
pub struct TouchSlot {
id: u32,
}
impl TouchSlotInternal for TouchSlot
{
fn new(id: u32) -> Self
{
impl TouchSlotInternal for TouchSlot {
fn new(id: u32) -> Self {
TouchSlot { id: id }
}
}
/// Touch event
#[derive(Debug, PartialEq, Clone, Copy)]
pub enum TouchEvent
{
pub enum TouchEvent {
/// The start of an event at a given position (x, y).
///
/// If the device has multi-touch capabilities a slot is given.
@ -145,7 +146,7 @@ pub enum TouchEvent
/// Absolute x-coordinate of the touch position.
x: f64,
/// Absolute y-coordinate of the touch position.
y: f64
y: f64,
},
/// Movement of a touch on the device surface to a given position (x, y).
///
@ -156,23 +157,24 @@ pub enum TouchEvent
/// Absolute x-coordinate of the final touch position after the motion.
x: f64,
/// Absolute y-coordinate of the final touch position after the motion.
y: f64 },
y: f64,
},
/// Stop of an event chain.
///
/// If the device has multi-touch capabilities a slot is given.
Up {
/// `TouchSlot`, if the device has multi-touch capabilities
slot: Option<TouchSlot>
slot: Option<TouchSlot>,
},
/// Cancel of an event chain. All previous events in the chain should be ignored.
///
/// If the device has multi-touch capabilities a slot is given.
Cancel {
/// `TouchSlot`, if the device has multi-touch capabilities
slot: Option<TouchSlot>
slot: Option<TouchSlot>,
},
/// Signals the end of a set of touchpoints at one device sample time.
Frame
Frame,
}
/// Trait that describes objects providing a source of input events. All input backends