LibWeb: Use shape-rendering to control anti aliasing for SVG paths

Anti-aliasing is disabled if `shape-rendering` is set to `optimizeSpeed` or `crispEdges`.
Author: https://github.com/tcl3 Commit: cfc6439c12 Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/5899 Reviewed-by: https://github.com/AtkinsSJ ✅
2025-10-24 08:59:50 +00:00 · 2025-08-18 16:21:09 +01:00 · 2025-08-18 16:21:09 +01:00 · cfc6439c12 · 2025-08-19 08:48:50 +00:00
commit cfc6439c12
parent 1d745884be
10 changed files with 43 additions and 4 deletions
--- a/Libraries/LibWeb/Painting/SVGPaintable.cpp
+++ b/Libraries/LibWeb/Painting/SVGPaintable.cpp
@ -33,4 +33,12 @@ CSSPixelRect SVGPaintable::compute_absolute_rect() const
    return PaintableBox::compute_absolute_rect();
 }

+ShouldAntiAlias SVGPaintable::should_anti_alias() const
+{
+    auto shape_rendering = computed_values().shape_rendering();
+    if (first_is_one_of(shape_rendering, CSS::ShapeRendering::Optimizespeed, CSS::ShapeRendering::Crispedges))
+        return ShouldAntiAlias::No;
+    return ShouldAntiAlias::Yes;
+}
+
 }