🐛 Fix drawing shapes when dpr > 1

This commit is contained in:
Belén Albeza 2025-05-14 16:43:48 +02:00
parent 6831acb71d
commit 300e24b403
4 changed files with 45 additions and 39 deletions

View file

@ -34,16 +34,16 @@ const VIEWPORT_INTEREST_AREA_THRESHOLD: i32 = 1;
const MAX_BLOCKING_TIME_MS: i32 = 32;
const NODE_BATCH_THRESHOLD: i32 = 10;
pub struct NodeRenderState {
pub id: Uuid,
struct NodeRenderState {
id: Uuid,
// We use this bool to keep that we've traversed all the children inside this node.
pub visited_children: bool,
visited_children: bool,
// This is used to clip the content of frames.
pub clip_bounds: Option<(Rect, Option<Corners>, Matrix)>,
clip_bounds: Option<(Rect, Option<Corners>, Matrix)>,
// This is a flag to indicate that we've already drawn the mask of a masked group.
pub visited_mask: bool,
visited_mask: bool,
// This bool indicates that we're drawing the mask shape.
pub mask: bool,
mask: bool,
}
impl NodeRenderState {
@ -90,7 +90,7 @@ pub(crate) struct RenderState {
// Indicates whether the rendering process has pending frames.
pub render_in_progress: bool,
// Stack of nodes pending to be rendered.
pub pending_nodes: Vec<NodeRenderState>,
pending_nodes: Vec<NodeRenderState>,
pub current_tile: Option<tiles::Tile>,
pub sampling_options: skia::SamplingOptions,
pub render_area: Rect,
@ -98,10 +98,10 @@ pub(crate) struct RenderState {
pub pending_tiles: Vec<tiles::TileWithDistance>,
}
pub fn get_cache_size(viewbox: Viewbox) -> skia::ISize {
pub fn get_cache_size(viewbox: Viewbox, dpr: f32) -> skia::ISize {
// First we retrieve the extended area of the viewport that we could render.
let (isx, isy, iex, iey) =
tiles::get_tiles_for_viewbox_with_interest(viewbox, VIEWPORT_INTEREST_AREA_THRESHOLD);
tiles::get_tiles_for_viewbox_with_interest(viewbox, VIEWPORT_INTEREST_AREA_THRESHOLD, dpr);
let dx = if isx.signum() != iex.signum() { 1 } else { 0 };
let dy = if isy.signum() != iey.signum() { 1 } else { 0 };
@ -447,9 +447,9 @@ impl RenderState {
pub fn update_render_context(&mut self, tile: tiles::Tile) {
self.current_tile = Some(tile);
self.render_area = tiles::get_tile_rect(self.viewbox, tile);
self.render_area = tiles::get_tile_rect(tile, self.get_scale());
self.surfaces
.update_render_context(self.render_area, self.viewbox);
.update_render_context(self.render_area, self.get_scale());
}
fn render_from_cache(&mut self) {
@ -460,11 +460,15 @@ impl RenderState {
// Scale and translate the target according to the cached data
let navigate_zoom = self.viewbox.zoom / self.cached_viewbox.zoom;
canvas.scale((navigate_zoom, navigate_zoom));
canvas.scale((
navigate_zoom * self.options.dpr(),
navigate_zoom * self.options.dpr(),
));
let (start_tile_x, start_tile_y, _, _) = tiles::get_tiles_for_viewbox_with_interest(
self.cached_viewbox,
VIEWPORT_INTEREST_AREA_THRESHOLD,
self.options.dpr(),
);
let offset_x = self.viewbox.area.left * self.cached_viewbox.zoom;
let offset_y = self.viewbox.area.top * self.cached_viewbox.zoom;
@ -475,7 +479,7 @@ impl RenderState {
));
canvas.clear(self.background_color);
canvas.draw_image(&snapshot.clone(), (0, 0), Some(&skia::Paint::default()));
canvas.draw_image(snapshot.clone(), (0, 0), Some(&skia::Paint::default()));
canvas.restore();
}
}
@ -517,10 +521,11 @@ impl RenderState {
let (isx, isy, iex, iey) = tiles::get_tiles_for_viewbox_with_interest(
self.viewbox,
VIEWPORT_INTEREST_AREA_THRESHOLD,
self.options.dpr(),
);
let viewbox_cache_size = get_cache_size(self.viewbox);
let cached_viewbox_cache_size = get_cache_size(self.cached_viewbox);
let viewbox_cache_size = get_cache_size(self.viewbox, self.options.dpr());
let cached_viewbox_cache_size = get_cache_size(self.cached_viewbox, self.options.dpr());
if viewbox_cache_size != cached_viewbox_cache_size {
self.surfaces.resize_cache(
&mut self.gpu_state,
@ -530,7 +535,7 @@ impl RenderState {
}
// Then we get the real amount of tiles rendered for the current viewbox.
let (sx, sy, ex, ey) = tiles::get_tiles_for_viewbox(self.viewbox);
let (sx, sy, ex, ey) = tiles::get_tiles_for_viewbox(self.viewbox, self.options.dpr());
debug::render_debug_tiles_for_viewbox(self, isx, isy, iex, iey);
let tile_center = ((iex - isx) / 2, (iey - isy) / 2);
@ -650,6 +655,7 @@ impl RenderState {
}
pub fn get_current_tile_bounds(&mut self) -> Rect {
// TODO: check if we need to add dpr to something else here
let (tile_x, tile_y) = self.current_tile.unwrap();
let scale = self.get_scale();
let offset_x = self.viewbox.area.left * scale;
@ -696,7 +702,6 @@ impl RenderState {
return Ok(());
}
let scale = self.get_scale();
let mut should_stop = false;
while !should_stop {
@ -784,7 +789,7 @@ impl RenderState {
}
if !transformed_element.extrect().intersects(self.render_area)
|| transformed_element.hidden()
|| transformed_element.visually_insignificant(scale)
|| transformed_element.visually_insignificant(self.get_scale())
{
debug::render_debug_shape(self, &transformed_element, false);
continue;
@ -916,7 +921,7 @@ impl RenderState {
}
pub fn get_tiles_for_shape(&mut self, shape: &Shape) -> (i32, i32, i32, i32) {
let tile_size = tiles::get_tile_size(self.viewbox);
let tile_size = tiles::get_tile_size(self.get_scale());
tiles::get_tiles_for_rect(shape.extrect(), tile_size)
}

View file

@ -100,14 +100,14 @@ pub fn render_debug_tiles_for_viewbox(
// Renders the tiles in the viewbox
pub fn render_debug_viewbox_tiles(render_state: &mut RenderState) {
let scale = render_state.get_scale();
let canvas = render_state.surfaces.canvas(SurfaceId::Debug);
let mut paint = skia::Paint::default();
paint.set_style(skia::PaintStyle::Stroke);
paint.set_color(skia::Color::from_rgb(255, 0, 127));
paint.set_stroke_width(1.);
let tile_size = tiles::get_tile_size(render_state.viewbox);
let (sx, sy, ex, ey) = tiles::get_tiles_for_rect(render_state.viewbox.area, tile_size);
let (sx, sy, ex, ey) = tiles::get_tiles_for_viewbox(render_state.viewbox, scale);
let str_rect = format!("{} {} {} {}", sx, sy, ex, ey);
let debug_font = render_state.fonts.debug_font();
@ -118,6 +118,7 @@ pub fn render_debug_viewbox_tiles(render_state: &mut RenderState) {
&paint,
);
let tile_size = tiles::get_tile_size(scale);
for y in sy..=ey {
for x in sx..=ex {
let rect = Rect::from_xywh(
@ -137,14 +138,15 @@ pub fn render_debug_viewbox_tiles(render_state: &mut RenderState) {
}
pub fn render_debug_tiles(render_state: &mut RenderState) {
let scale = render_state.get_scale();
let canvas = render_state.surfaces.canvas(SurfaceId::Debug);
let mut paint = skia::Paint::default();
paint.set_style(skia::PaintStyle::Stroke);
paint.set_color(skia::Color::from_rgb(127, 0, 255));
paint.set_stroke_width(1.);
let tile_size = tiles::get_tile_size(render_state.viewbox);
let (sx, sy, ex, ey) = tiles::get_tiles_for_rect(render_state.viewbox.area, tile_size);
let (sx, sy, ex, ey) = tiles::get_tiles_for_viewbox(render_state.viewbox, scale);
let tile_size = tiles::get_tile_size(scale);
for y in sy..=ey {
for x in sx..=ex {
let tile = (x, y);

View file

@ -1,5 +1,4 @@
use crate::shapes::Shape;
use crate::view::Viewbox;
use skia_safe::{self as skia, IRect, Paint, RRect};
use super::{gpu_state::GpuState, tiles::Tile, tiles::TILE_SIZE};
@ -145,10 +144,10 @@ impl Surfaces {
}
}
pub fn update_render_context(&mut self, render_area: skia::Rect, viewbox: Viewbox) {
pub fn update_render_context(&mut self, render_area: skia::Rect, scale: f32) {
let translation = (
-render_area.left() + self.margins.width as f32 / viewbox.zoom,
-render_area.top() + self.margins.height as f32 / viewbox.zoom,
-render_area.left() + self.margins.width as f32 / scale,
-render_area.top() + self.margins.height as f32 / scale,
);
self.apply_mut(
&[

View file

@ -28,34 +28,34 @@ pub fn get_tiles_for_rect(rect: skia::Rect, tile_size: f32) -> (i32, i32, i32, i
(sx, sy, ex, ey)
}
pub fn get_tiles_for_viewbox(viewbox: Viewbox) -> (i32, i32, i32, i32) {
let tile_size = get_tile_size(viewbox);
pub fn get_tiles_for_viewbox(viewbox: Viewbox, scale: f32) -> (i32, i32, i32, i32) {
let tile_size = get_tile_size(scale);
get_tiles_for_rect(viewbox.area, tile_size)
}
pub fn get_tiles_for_viewbox_with_interest(
viewbox: Viewbox,
interest: i32,
dpr: f32,
) -> (i32, i32, i32, i32) {
let (sx, sy, ex, ey) = get_tiles_for_viewbox(viewbox);
let (sx, sy, ex, ey) = get_tiles_for_viewbox(viewbox, dpr);
(sx - interest, sy - interest, ex + interest, ey + interest)
}
pub fn get_tile_pos(viewbox: Viewbox, (x, y): Tile) -> (f32, f32) {
pub fn get_tile_pos((x, y): Tile, scale: f32) -> (f32, f32) {
(
x as f32 * get_tile_size(viewbox),
y as f32 * get_tile_size(viewbox),
x as f32 * get_tile_size(scale),
y as f32 * get_tile_size(scale),
)
}
pub fn get_tile_size(viewbox: Viewbox) -> f32 {
// TODO: * self.options.dpr() too?
1. / viewbox.zoom * TILE_SIZE
pub fn get_tile_size(scale: f32) -> f32 {
1. / scale * TILE_SIZE
}
pub fn get_tile_rect(viewbox: Viewbox, tile: Tile) -> skia::Rect {
let (tx, ty) = get_tile_pos(viewbox, tile);
let ts = get_tile_size(viewbox);
pub fn get_tile_rect(tile: Tile, scale: f32) -> skia::Rect {
let (tx, ty) = get_tile_pos(tile, scale);
let ts = get_tile_size(scale);
skia::Rect::from_xywh(tx, ty, ts, ts)
}