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Revert "LibWeb: Use box sampling instead of bilinear scaling when downscaling"

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This reverts commit b79fd3d1a9.
This commit is contained in:
Andreas Kling 2023-05-19 13:33:52 +02:00
parent fb1a151fe3
commit 77db621be5
5 changed files with 6 additions and 13 deletions
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4
Userland/Libraries/LibWeb/CSS/ComputedValues.h
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@ -185,14 +185,12 @@ struct BorderRadiusData {
};
// FIXME: Find a better place for this helper.
inline Gfx::Painter::ScalingMode to_gfx_scaling_mode(CSS::ImageRendering css_value, Gfx::IntRect source, Gfx::IntRect target)
inline Gfx::Painter::ScalingMode to_gfx_scaling_mode(CSS::ImageRendering css_value)
{
switch (css_value) {
case CSS::ImageRendering::Auto:
case CSS::ImageRendering::HighQuality:
case CSS::ImageRendering::Smooth:
if (target.width() < source.width() || target.height() < source.height())
return Gfx::Painter::ScalingMode::BoxSampling;
return Gfx::Painter::ScalingMode::BilinearBlend;
case CSS::ImageRendering::CrispEdges:
return Gfx::Painter::ScalingMode::NearestNeighbor;

6
Userland/Libraries/LibWeb/CSS/StyleValues/ImageStyleValue.cpp
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@ -102,10 +102,8 @@ Optional<CSSPixels> ImageStyleValue::natural_height() const
void ImageStyleValue::paint(PaintContext& context, DevicePixelRect const& dest_rect, CSS::ImageRendering image_rendering) const
{
if (auto* b = bitmap(m_current_frame_index); b != nullptr) {
auto scaling_mode = to_gfx_scaling_mode(image_rendering, bitmap(0)->rect(), dest_rect.to_type<int>());
context.painter().draw_scaled_bitmap(dest_rect.to_type<int>(), *b, bitmap(0)->rect(), 1.f, scaling_mode);
}
if (auto* b = bitmap(m_current_frame_index); b != nullptr)
context.painter().draw_scaled_bitmap(dest_rect.to_type<int>(), *b, bitmap(0)->rect(), 1.0f, to_gfx_scaling_mode(image_rendering));
}
}