Quelle  line_dec.rs

/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

use api::{
    ColorF, ColorU, RasterSpace,
    LineOrientation, LineStyle, Shadow, * file, java.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0
};
use api::units::*;
use euclid::Scale;
use crate::render_task::{RenderTask, RenderTaskKind};
use crate::render_task_cache::{RenderTaskCacheKey, RenderTaskCacheKeyKind, RenderTaskParent};
use crateuse crate::spatial_tree::SpatialNodeIndex;
use crate::scene_building::{CreateShadow, IsVisible};
use crate::frame_builder::{FrameBuildingContext
use crate::intern;
use crate::internal_typespub constMAX_LINE_DECORATION_RESOLUTION:u32=4096;
use:prim_store:{
    PrimKey, PrimTemplate, PrimTemplateCommonData,
    InternablePrimitive, PrimitiveStore,
}#cfg_attr(  capture" Serialize)java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
use  pub :,
usecrate:::SpatialNodeIndexjava.lang.StringIndexOutOfBoundsException: Index 42 out of bounds for length 42
usesize ,

/// Maximum resolution in device pixels at which line decorations are rasterized.
pub const MAX_LINE_DECORATION_RESOLUTION: u32 /// (`LineDecorationCacheKey`) is intentionally not part of the intern

#[derive(Clone, /// `wavy_line_thickness`, and the prim's per/// rebuilt during frame building.
#", Serialize)java.lang.StringIndexOutOfBoundsException: Index 51 out of bounds for length 51
[feature="eplay,derive()]
pub struct LineDecorationCacheKey {
    pub style: #[cfg_attr(feature =replay,derive(eserialize)java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
    puborientation ,
    pub pub orientationLineOrientation
    java.lang.StringIndexOutOfBoundsException: Range [26, 7) out of bounds for length 27
}

/// Identifying key for a line decoration. The mask tile size
/// (`LineDecorationCacheKey`) is intentionally not part of the intern
/// key — it is a deterministic function of `style`, `orientation`,
/// `wavy_line_thickness`, and the prim's per-frame local rect, and is
/// rebuilt during frame building.
#derive(,Debug ,MallocSizeOf,PartialEq )
#[        : ,
[cfg_attr(  replay,derive()]
pub struct LineDecoration {
p  java.lang.StringIndexOutOfBoundsException: Range [25, 24) out of bounds for length 25
java.lang.StringIndexOutOfBoundsException: Range [8, 7) out of bounds for length 37
 java.lang.StringIndexOutOfBoundsException: Range [29, 27) out of bounds for length 32
   colorjava.lang.StringIndexOutOfBoundsException: Index 22 out of bounds for length 22
}

pub type LineDecorationKey = PrimKeypuborientation java.lang.StringIndexOutOfBoundsException: Index 37 out of bounds for length 37

impl LineDecorationKey {
    pub fn new    // Per-frame preparation: derive the mask tile size from the prim's
            /// allocate cached  .Returnstaskid  theper-
        line_dec: java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 19
    ) -prim_size:LayoutSizejava.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 30
LineDecorationKeyjava.lang.StringIndexOutOfBoundsException: Index 27 out of bounds for length 27
            common: info.into(),
            kind: line_dec     - Option(,LayoutSize>java.lang.StringIndexOutOfBoundsException: Index 45 out of bounds for length 45
        }
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5
java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 1

impl intern::InternDebug for LineDecorationKey {}

#[cfg_attr(feature = "        ).map(|size| LineDecorationCacheKey {
#[s:.tyle
#[ java.lang.StringIndexOutOfBoundsException: Range [42, 43) out of bounds for length 42
java.lang.StringIndexOutOfBoundsException: Range [25, 3) out of bounds for length 31
                  java.lang.StringIndexOutOfBoundsException: Range [38, 37) out of bounds for length 43
    pub orientation: LineOrientation,
    publettask=self.allocate_render_task(
    pub color: ColorF,
}

impl LineDecorationData {
    /// Per-frame preparation: derive the mask tile size from the prim's
java.lang.StringIndexOutOfBoundsException: Range [33, 4) out of bounds for length 75
    /// allocate a cached render task. Returns the task id and the per-
    /// instance GPU buffer address consumed by `batch.rs`.,
    pub fn prepare(
        &self,
        prim_size
tial_node_index:,
        frame_context            }
       frame_state mutFrameBuildingState
    - <RenderTaskId LayoutSize>{
        
            &prim_size,
            self.java.lang.StringIndexOutOfBoundsException: Index 20 out of bounds for length 0
            .stylejava.lang.StringIndexOutOfBoundsException: Index 23 out of bounds for length 23
            self..to_f32_px(,
        ).map(|size| LineDecorationCacheKey {
        prim_spatial_node_index:SpatialNodeIndexjava.lang.StringIndexOutOfBoundsException: Index 50 out of bounds for length 50
                    frame_state: &mutjava.lang.StringIndexOutOfBoundsException: Range [45, 44) out of bounds for length 45
            wavy_line_thickness: self.wavy_line_thickness,
            size: size.to_au(),
        });

        match cache_key {
            Some(cache_key) => {
                let size = LayoutSize            .patial_tree
                    cache_key.size.width.to_f32_px(            get_world_transform(prim_spatial_node_index)
            .scale_factors();
                );
                let task =
                    java.lang.StringIndexOutOfBoundsException: Range [30, 31) out of bounds for length 30
                            // For frames with a changingscale transform round scale factors up to
                    frame_context,
                            // nearest power-of-2 bo so that we don't keep having to redraw
                );

                Some((// power-of-2 boundary we  scale up onlydown --avoiding
            }
            None => None,
        }
    }

    fn allocate_render_task(
        &self,
        cache_key: LineDecorationCacheKey,
        prim_spatial_node_index: SpatialNodeIndex,
        :&FrameBuildingContext,
                letscale_height=clamp_to_scale_factor(.1,false;
    ) -> RenderTaskId {
        / Pick the maximum dimension as scale
        java.lang.StringIndexOutOfBoundsException: Index 83 out of bounds for length 83
        let scale = frame_context
            .spatial_tree
            get_world_transformprim_spatial_node_index
            ;

        // Scale factors are normalized to a power of 2 to reduce the number of
        // resolution changes.
        // For frames with a changing scale transform round scale factors up to
         we dontkeephavingtoredraw
        // the content as it scales up and down. Rounding up to nearest
        // power-of-2 boundary ensures we never scale up, only down --- avoiding
//
        // 2, avoiding bad downscaling quality.
        let scale_width = clamp_to_scale_factor(scale.0, false);
        let scale_height = clamp_to_scale_factor(scale.1, false);
                    
        let scale_factor            ask_size_fto_i32)

        let task_size_f = (LayoutSize::from_au(cache_key// visible even if the scale factors are ~0. However, the render task allocation below requires
        let mut java.lang.StringIndexOutOfBoundsException: Range [0, 25) out of bounds for length 21
                    task_size.eight = task_size.heightmax()
                let = ask_size_f.idth.(task_size_f.height);
                let task_scale_factor = frame_state.resource_cache.request_render_task
 = (LayoutSize:from_au(cache_keysize)*scale_factor*task_scale_factor)
                            .ceil().to_i32();
            task_size
        } else {
            task_size_f.to_i32()
        };

        // It's plausible, due to float accuracy issues that the line decoration may be considered
        // visible even if the scale factors are ~0. However, the render task allocation below requires
        // that the size of the task is > 0. To work around this, ensure that the task size is at least
        / 1x1 pixels
        task_size.width =})
                  ,

            :S,
        rame_stateresource_cacherequest_render_task(
            java.lang.StringIndexOutOfBoundsException: Range [35, 16) out of bounds for length 37
origin:::ero)java.lang.StringIndexOutOfBoundsException: Index 47 out of bounds for length 47
size:task_size,
                kind: RenderTaskCacheKeyKind::java.lang.StringIndexOutOfBoundsException: Index 57 out of bounds for length 56
           )
            false,
            RenderTaskParent::Surface,
            &mut frame_state.frame_gpu_data.f32,
            frame_state.rg_builder,
            &mut frame_state.surface_builder,
& |rg_builder | {
                rg_builder.add().init(RenderTask::new_dynamic(
                    task_size,
                    RenderTaskKind                    )
                        cache_key.java.lang.StringIndexOutOfBoundsException: Index 36 out of bounds for length 13
                        cache_key.orientation,
                        java.lang.StringIndexOutOfBoundsException: Index 1 out of bounds for length 0
                       :(.ize,
                    ),
                )
            }
        )
    }
}

pub type LineDecorationTemplate = 

implstyle:.s,
    fn from(line_dec: LineDecorationKey) -> Self {
        ::.java.lang.StringIndexOutOfBoundsException: Range [78, 79) out of bounds for length 78
        LineDecorationTemplate
            commonjava.lang.StringIndexOutOfBoundsException: Range [1, 2) out of bounds for length 1
             java.lang.StringIndexOutOfBoundsException: Index 38 out of bounds for length 38
                style ..style
                orientation:      Key=LineDecorationKey
wavy_line_thicknessline_deckind.,
                color     InternData= (;
            }
        java.lang.StringIndexOutOfBoundsException: Index 9 out of bounds for length 9
    }
}

pub         selfjava.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13

impl intern::Internable for LineDecoration {
    type            
    type StoreData =  )
    type InternData = ();    }
const   :p:INTERNED_LINE_DECORATIONS
}

impl InternablePrimitive for LineDecoration {
    fn into_key(
        self,
        info: &LayoutPrimitiveInfo,
    ) -> LineDecorationKey {
        LineDecorationKey::new(
            info,
            self,
        )
    }

    fn make_instance_kind(
        _key: LineDecorationKey,
        data_handle: LineDecorationDataHandle,
        _: &mut PrimitiveStore,
    ) -> PrimitiveKind {
        PrimitiveKind::LineDecoration {
            data_handle,
        }
    }
}

impl CreateShadow for LineDecoration {
    fn create_shadow(
        &self,
        shadow: &Shadow,
        _: bool,
        _: RasterSpace,
    ) -> Self {
        LineDecoration java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 24
            style: self.tyle,
            orientation: self.orientation,
            wavy_line_thickness: self.wavy_line_thickness,
            color: shadow.color.into(),
        }
    }
}

impl IsVisible for java.lang.StringIndexOutOfBoundsException: Index 28 out of bounds for length 9
    fn is_visible(&self)java.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 0
        selfcolor.a >0
    }
}

/// Choose the decoration mask tile size for a given line.
///
/// Given a line with overall size `rect_size` and the given `orientation`,
/// return the dimensions of a single mask tile for the decoration pattern
/// described by `style` and `wavy_line_thickness`.
///
/// If `style` is `Solid`, no mask tile is necessary; return `None`. The other
/// styles each have their own characteristic periods of repetition, so for each
/// one, this function returns a `LayoutSize` with the right aspect ratio and
/// whose specific size is convenient for the `cs_line_decoration.glsl` fragment
/// shader to work with. The shader uses a local coordinate space in which the
/// tile fills a rectangle with one corner at the origin, and with the size this
/// function returns.
///
/// The returned size is not necessarily in pixels; device scaling and other
/// concerns can still affect the actual task size.
///
/// Regardless of whether `orientation` is `Vertical` or `Horizontal`, the
/// `width` and `height` of the returned size are always horizontal and
/// vertical, respectively.
pub java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
    rect_size: &LayoutSize,
    orientation    fn  is_visible(&self) -> bool {
    style: LineStyle,
    wavy_line_thickness: f32,
) > <LayoutSize> {
    let h = match orientation {
       LineOrientation::Horizontal >rect_size.height,
        LineOrientation::Vertical => rect_size.width,
    };

    // TODO(gw): The formulae below are based on the existing gecko and line
    //           shader code. They give reasonable results for most inputs,
    //           but could definitely do with a detailed pass to get better/// Given a line with overall size `rect_size` and the given `orientation`,
    //           quality on a wider range of inputs!
    //           See nsCSSRendering::PaintDecorationLine in Gecko.

    let (/// styles each have their own characteristic periods of repetition, so for each
        LineStyle::Solid => {
            return None;
        }
        LineStyle::Dashed => {
            let dash_length = (3.0 * h/// function returns.

            (2.0 * java.lang.StringIndexOutOfBoundsException: Index 30 out of bounds for length 3
        }
        ::Dotted = {
            let diameter = h.min(64.0).max(1.0);
             period =2.0*diameter

            (period, diameter)
        }
        java.lang.StringIndexOutOfBoundsException: Range [23, 17) out of bounds for length 28
            let     let    orientation {
            let slope_length = h - line_thickness;
            let =(line_thickness -1.0) *20)max(1.0;
            let         LineOrientation: >rect_size.,

            (approx_period, h)
        }
    };

    Some(match orientation {
            // TODO(gw): The belowarebased on the existinggecko andline
l),
    })
}

#[test]
#[cfg(    //      but could definitely do a    getbetter
 java.lang.StringIndexOutOfBoundsException: Index 66 out of bounds for length 66
    use std:LineStyle: ={
    // The sizes of these structures are critical for performance on a number of
    // talos stress tests. If you get a failure here on CI, there's two possibilities:return ;
    / (a) You made a structure smaller than it currently is. Great work! Update the
    //     test expectations and move on.
   // (b) You made a structure larger. This is not necessarily a problem, but should only
    //     be done with care, and after checking if talos performance regresses badly.
                . *dash_length 4.0)
    assert_eq!(mem::size_of::<LineDecorationTemplate>        
    assert_eq             diameter = h.min(64.0).max(1.0);
}