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use std::time::Duration;
use anyhow::Context as _;
use niri_config::BlockOutFrom;
use smithay::backend::allocator::Fourcc;
use smithay::backend::renderer::element::texture::{TextureBuffer, TextureRenderElement};
use smithay::backend::renderer::element::utils::{
Relocate, RelocateRenderElement, RescaleRenderElement,
};
use smithay::backend::renderer::element::{Kind, RenderElement};
use smithay::backend::renderer::gles::{GlesRenderer, GlesTexture};
use smithay::utils::{Logical, Point, Scale, Transform};
use crate::animation::Animation;
use crate::niri_render_elements;
use crate::render_helpers::primary_gpu_texture::PrimaryGpuTextureRenderElement;
use crate::render_helpers::snapshot::RenderSnapshot;
use crate::render_helpers::{render_to_encompassing_texture, RenderTarget};
#[derive(Debug)]
pub struct ClosingWindow {
/// Contents of the window.
buffer: TextureBuffer<GlesTexture>,
/// Blocked-out contents of the window.
blocked_out_buffer: TextureBuffer<GlesTexture>,
/// Where the window should be blocked out from.
block_out_from: Option<BlockOutFrom>,
/// Center of the window geometry.
center: Point<i32, Logical>,
/// Position in the workspace.
pos: Point<i32, Logical>,
/// How much the buffer should be offset.
buffer_offset: Point<i32, Logical>,
/// How much the blocked-out buffer should be offset.
blocked_out_buffer_offset: Point<i32, Logical>,
/// The closing animation.
anim: Animation,
/// Alpha the animation should start from.
starting_alpha: f32,
/// Scale the animation should start from.
starting_scale: f64,
}
niri_render_elements! {
ClosingWindowRenderElement => {
Texture = RelocateRenderElement<RescaleRenderElement<PrimaryGpuTextureRenderElement>>,
}
}
impl ClosingWindow {
#[allow(clippy::too_many_arguments)]
pub fn new<E: RenderElement<GlesRenderer>>(
renderer: &mut GlesRenderer,
snapshot: RenderSnapshot<E, E>,
scale: i32,
center: Point<i32, Logical>,
pos: Point<i32, Logical>,
anim: Animation,
starting_alpha: f32,
starting_scale: f64,
) -> anyhow::Result<Self> {
let _span = tracy_client::span!("ClosingWindow::new");
let mut render_to_buffer = |elements: Vec<E>| -> anyhow::Result<_> {
let (texture, _sync_point, geo) = render_to_encompassing_texture(
renderer,
Scale::from(scale as f64),
Transform::Normal,
Fourcc::Abgr8888,
&elements,
)
.context("error rendering to texture")?;
let buffer =
TextureBuffer::from_texture(renderer, texture, scale, Transform::Normal, None);
let offset = geo.loc.to_logical(scale);
Ok((buffer, offset))
};
let (buffer, buffer_offset) =
render_to_buffer(snapshot.contents).context("error rendering contents")?;
let (blocked_out_buffer, blocked_out_buffer_offset) =
render_to_buffer(snapshot.blocked_out_contents)
.context("error rendering blocked-out contents")?;
Ok(Self {
buffer,
blocked_out_buffer,
block_out_from: snapshot.block_out_from,
center,
pos,
buffer_offset,
blocked_out_buffer_offset,
anim,
starting_alpha,
starting_scale,
})
}
pub fn advance_animations(&mut self, current_time: Duration) {
self.anim.set_current_time(current_time);
}
pub fn are_animations_ongoing(&self) -> bool {
!self.anim.is_clamped_done()
}
pub fn render(
&self,
view_pos: i32,
scale: Scale<f64>,
target: RenderTarget,
) -> ClosingWindowRenderElement {
let val = self.anim.clamped_value();
let block_out = match self.block_out_from {
None => false,
Some(BlockOutFrom::Screencast) => target == RenderTarget::Screencast,
Some(BlockOutFrom::ScreenCapture) => target != RenderTarget::Output,
};
let (buffer, offset) = if block_out {
(&self.blocked_out_buffer, self.blocked_out_buffer_offset)
} else {
(&self.buffer, self.buffer_offset)
};
let elem = TextureRenderElement::from_texture_buffer(
Point::from((0., 0.)),
buffer,
Some(val.clamp(0., 1.) as f32 * self.starting_alpha),
None,
None,
Kind::Unspecified,
);
let elem = PrimaryGpuTextureRenderElement(elem);
let elem = RescaleRenderElement::from_element(
elem,
(self.center - offset).to_physical_precise_round(scale),
((val / 5. + 0.8) * self.starting_scale).max(0.),
);
let mut location = self.pos + offset;
location.x -= view_pos;
let elem = RelocateRenderElement::from_element(
elem,
location.to_physical_precise_round(scale),
Relocate::Relative,
);
elem.into()
}
}
|
