Merge branch 'main' into strip_improvements
diff --git a/sparse_strips/vello_common/src/encode.rs b/sparse_strips/vello_common/src/encode.rs
index 715e79d..df558f3 100644
--- a/sparse_strips/vello_common/src/encode.rs
+++ b/sparse_strips/vello_common/src/encode.rs
@@ -11,14 +11,18 @@
use crate::paint::{Image, ImageSource, IndexedPaint, Paint, PremulColor};
use crate::peniko::{ColorStop, Extend, Gradient, GradientKind, ImageQuality};
use alloc::borrow::Cow;
+use alloc::fmt::Debug;
+use alloc::vec;
use alloc::vec::Vec;
#[cfg(not(feature = "multithreading"))]
use core::cell::OnceCell;
+use fearless_simd::{Simd, SimdBase, SimdFloat, f32x4, f32x16};
use smallvec::SmallVec;
// So we can just use `OnceCell` regardless of which feature is activated.
#[cfg(feature = "multithreading")]
use std::sync::OnceLock as OnceCell;
+use crate::simd::{Splat4thExt, element_wise_splat};
#[cfg(not(feature = "std"))]
use peniko::kurbo::common::FloatFuncs as _;
@@ -332,29 +336,12 @@
cs: ColorSpaceTag,
hue_dir: HueDirection,
) -> Vec<GradientRange> {
+ #[derive(Debug)]
struct EncodedColorStop {
offset: f32,
color: crate::color::PremulColor<Srgb>,
}
- // Create additional (SRGB-encoded) stops in-between to approximate the color space we want to
- // interpolate in.
- let interpolated_stops = stops
- .windows(2)
- .flat_map(|s| {
- let left_stop = &s[0];
- let right_stop = &s[1];
-
- let interpolated =
- gradient::<Srgb>(left_stop.color, right_stop.color, cs, hue_dir, 0.01);
-
- interpolated.map(|st| EncodedColorStop {
- offset: left_stop.offset + (right_stop.offset - left_stop.offset) * st.0,
- color: st.1,
- })
- })
- .collect::<Vec<_>>();
-
let create_range = |left_stop: &EncodedColorStop, right_stop: &EncodedColorStop| {
let clamp = |mut color: [f32; 4]| {
// The linear approximation of the gradient can produce values slightly outside of
@@ -388,15 +375,52 @@
GradientRange { x1, bias, scale }
};
- interpolated_stops
- .windows(2)
- .map(|s| {
- let left_stop = &s[0];
- let right_stop = &s[1];
+ // Create additional (SRGB-encoded) stops in-between to approximate the color space we want to
+ // interpolate in.
+ if cs != ColorSpaceTag::Srgb {
+ let interpolated_stops = stops
+ .windows(2)
+ .flat_map(|s| {
+ let left_stop = &s[0];
+ let right_stop = &s[1];
- create_range(left_stop, right_stop)
- })
- .collect()
+ let interpolated =
+ gradient::<Srgb>(left_stop.color, right_stop.color, cs, hue_dir, 0.01);
+
+ interpolated.map(|st| EncodedColorStop {
+ offset: left_stop.offset + (right_stop.offset - left_stop.offset) * st.0,
+ color: st.1,
+ })
+ })
+ .collect::<Vec<_>>();
+
+ interpolated_stops
+ .windows(2)
+ .map(|s| {
+ let left_stop = &s[0];
+ let right_stop = &s[1];
+
+ create_range(left_stop, right_stop)
+ })
+ .collect()
+ } else {
+ stops
+ .windows(2)
+ .map(|c| {
+ let c0 = EncodedColorStop {
+ offset: c[0].offset,
+ color: c[0].color.to_alpha_color::<Srgb>().premultiply(),
+ };
+
+ let c1 = EncodedColorStop {
+ offset: c[1].offset,
+ color: c[1].color.to_alpha_color::<Srgb>().premultiply(),
+ };
+
+ create_range(&c0, &c1)
+ })
+ .collect()
+ }
}
pub(crate) fn x_y_advances(transform: &Affine) -> (Vec2, Vec2) {
@@ -679,13 +703,15 @@
impl EncodedGradient {
/// Get the lookup table for sampling u8-based gradient values.
- pub fn u8_lut(&self) -> &GradientLut<u8> {
- self.u8_lut.get_or_init(|| GradientLut::new(&self.ranges))
+ pub fn u8_lut<S: Simd>(&self, simd: S) -> &GradientLut<u8> {
+ self.u8_lut
+ .get_or_init(|| GradientLut::new(simd, &self.ranges))
}
/// Get the lookup table for sampling f32-based gradient values.
- pub fn f32_lut(&self) -> &GradientLut<f32> {
- self.f32_lut.get_or_init(|| GradientLut::new(&self.ranges))
+ pub fn f32_lut<S: Simd>(&self, simd: S) -> &GradientLut<f32> {
+ self.f32_lut
+ .get_or_init(|| GradientLut::new(simd, &self.ranges))
}
}
@@ -840,69 +866,106 @@
}
/// A helper trait for converting a premultiplied f32 color to `Self`.
-pub trait FromF32Color: Sized {
+pub trait FromF32Color: Sized + Debug + Copy + Clone {
+ /// The zero value.
+ const ZERO: Self;
/// Convert from a premultiplied f32 color to `Self`.
- fn from_f32(color: &[f32; 4]) -> [Self; 4];
+ fn from_f32<S: Simd>(color: f32x4<S>) -> [Self; 4];
}
impl FromF32Color for f32 {
- fn from_f32(color: &[f32; 4]) -> [Self; 4] {
- *color
+ const ZERO: Self = 0.0;
+
+ fn from_f32<S: Simd>(color: f32x4<S>) -> [Self; 4] {
+ color.val
}
}
impl FromF32Color for u8 {
- fn from_f32(color: &[f32; 4]) -> [Self; 4] {
+ const ZERO: Self = 0;
+
+ fn from_f32<S: Simd>(mut color: f32x4<S>) -> [Self; 4] {
+ let simd = color.simd;
+ color = f32x4::splat(simd, 0.5).madd(color, f32x4::splat(simd, 255.0));
+
[
- (color[0] * 255.0 + 0.5) as Self,
- (color[1] * 255.0 + 0.5) as Self,
- (color[2] * 255.0 + 0.5) as Self,
- (color[3] * 255.0 + 0.5) as Self,
+ color[0] as Self,
+ color[1] as Self,
+ color[2] as Self,
+ color[3] as Self,
]
}
}
/// A lookup table for sampled gradient values.
#[derive(Debug)]
-pub struct GradientLut<T: Copy + Clone + FromF32Color> {
+pub struct GradientLut<T: FromF32Color> {
lut: Vec<[T; 4]>,
scale: f32,
}
-impl<T: Copy + Clone + FromF32Color> GradientLut<T> {
+impl<T: FromF32Color> GradientLut<T> {
/// Create a new lookup table.
- fn new(ranges: &[GradientRange]) -> Self {
- // TODO: SIMDify
+ fn new<S: Simd>(simd: S, ranges: &[GradientRange]) -> Self {
+ // Inspired by Blend2D.
+ let lut_size = match ranges.len() {
+ 1 => 256,
+ 2 => 512,
+ _ => 1024,
+ };
- // Somewhat arbitrary, but we use 1024 samples for
- // more than 2 stops, and 512 for just 2 stops. Blend2D does
- // something similar.
- let lut_size = if ranges.len() > 1 { 1024 } else { 512 };
+ // Add a bit of padding since we always process in blocks of 4, even though less might be
+ // needed.
+ let mut lut = vec![[T::ZERO, T::ZERO, T::ZERO, T::ZERO]; lut_size + 3];
- let mut lut = Vec::with_capacity(lut_size);
+ // Calculate how many indices are covered by each range.
+ let ramps = {
+ let mut ramps = Vec::with_capacity(ranges.len());
+ let mut prev_idx = 0;
- let inv_lut_size = 1.0 / lut_size as f32;
+ for range in ranges {
+ let max_idx = (range.x1 * lut_size as f32) as usize;
- let mut cur_idx = 0;
-
- (0..lut_size).for_each(|idx| {
- let t_val = idx as f32 * inv_lut_size;
-
- while ranges[cur_idx].x1 < t_val {
- cur_idx += 1;
+ ramps.push((prev_idx..max_idx, range));
+ prev_idx = max_idx;
}
- let range = &ranges[cur_idx];
- let mut interpolated = [0.0_f32; 4];
+ ramps
+ };
- let bias = range.bias;
+ let inv_lut_size = f32x4::splat(simd, 1.0 / lut_size as f32);
+ let add_factor = f32x4::from_slice(simd, &[0.0, 1.0, 2.0, 3.0]) * inv_lut_size;
- for (comp_idx, comp) in interpolated.iter_mut().enumerate() {
- *comp = bias[comp_idx] + range.scale[comp_idx] * t_val;
- }
+ for (ramp_range, range) in ramps {
+ let biases = f32x16::block_splat(f32x4::from_slice(simd, &range.bias));
+ let scales = f32x16::block_splat(f32x4::from_slice(simd, &range.scale));
- lut.push(T::from_f32(&interpolated));
- });
+ ramp_range.step_by(4).for_each(|idx| {
+ let t_vals = add_factor.madd(f32x4::splat(simd, idx as f32), inv_lut_size);
+
+ let t_vals = element_wise_splat(simd, t_vals);
+
+ let mut result = biases.madd(scales, t_vals);
+ let alphas = result.splat_4th();
+ // Due to floating-point impreciseness, it can happen that
+ // values either become greater than 1 or the RGB channels
+ // become greater than the alpha channel. To prevent overflows
+ // in later parts of the pipeline, we need to take the minimum here.
+ result = result.min(1.0).min(alphas);
+ let (im1, im2) = simd.split_f32x16(result);
+ let (r1, r2) = simd.split_f32x8(im1);
+ let (r3, r4) = simd.split_f32x8(im2);
+
+ let lut = &mut lut[idx..][..4];
+ lut[0] = T::from_f32(r1);
+ lut[1] = T::from_f32(r2);
+ lut[2] = T::from_f32(r3);
+ lut[3] = T::from_f32(r4);
+ });
+ }
+
+ // Due to SIMD we worked in blocks of 4, so we need to truncate to the actual length.
+ lut.truncate(lut_size);
let scale = lut.len() as f32 - 1.0;
diff --git a/sparse_strips/vello_common/src/lib.rs b/sparse_strips/vello_common/src/lib.rs
index 2f2575f..0032839 100644
--- a/sparse_strips/vello_common/src/lib.rs
+++ b/sparse_strips/vello_common/src/lib.rs
@@ -77,6 +77,7 @@
#[cfg(feature = "pico_svg")]
pub mod pico_svg;
pub mod pixmap;
+pub mod simd;
pub mod strip;
pub mod tile;
mod util;
diff --git a/sparse_strips/vello_common/src/simd.rs b/sparse_strips/vello_common/src/simd.rs
new file mode 100644
index 0000000..7f92005
--- /dev/null
+++ b/sparse_strips/vello_common/src/simd.rs
@@ -0,0 +1,98 @@
+// Copyright 2025 the Vello Authors
+// SPDX-License-Identifier: Apache-2.0 OR MIT
+
+//! A number of SIMD extension traits.
+
+use fearless_simd::*;
+
+/// Splatting every 4th element in the vector, used for splatting the alpha value of
+/// a color to all lanes.
+pub trait Splat4thExt<S> {
+ /// Splat every 4th element of the vector.
+ fn splat_4th(self) -> Self;
+}
+
+impl<S: Simd> Splat4thExt<S> for f32x4<S> {
+ #[inline(always)]
+ fn splat_4th(self) -> Self {
+ // TODO: Explore whether it's just faster to manually access the 4th element and splat it.
+ let zip1 = self.zip_high(self);
+ zip1.zip_high(zip1)
+ }
+}
+
+impl<S: Simd> Splat4thExt<S> for f32x8<S> {
+ #[inline(always)]
+ fn splat_4th(self) -> Self {
+ let (mut p1, mut p2) = self.simd.split_f32x8(self);
+ p1 = p1.splat_4th();
+ p2 = p2.splat_4th();
+
+ self.simd.combine_f32x4(p1, p2)
+ }
+}
+
+impl<S: Simd> Splat4thExt<S> for f32x16<S> {
+ #[inline(always)]
+ fn splat_4th(self) -> Self {
+ let (mut p1, mut p2) = self.simd.split_f32x16(self);
+ p1 = p1.splat_4th();
+ p2 = p2.splat_4th();
+
+ self.simd.combine_f32x8(p1, p2)
+ }
+}
+
+impl<S: Simd> Splat4thExt<S> for u8x16<S> {
+ #[inline(always)]
+ fn splat_4th(self) -> Self {
+ // TODO: SIMDify
+ Self {
+ val: [
+ self.val[3],
+ self.val[3],
+ self.val[3],
+ self.val[3],
+ self.val[7],
+ self.val[7],
+ self.val[7],
+ self.val[7],
+ self.val[11],
+ self.val[11],
+ self.val[11],
+ self.val[11],
+ self.val[15],
+ self.val[15],
+ self.val[15],
+ self.val[15],
+ ],
+ simd: self.simd,
+ }
+ }
+}
+
+impl<S: Simd> Splat4thExt<S> for u8x32<S> {
+ #[inline(always)]
+ fn splat_4th(self) -> Self {
+ let (mut p1, mut p2) = self.simd.split_u8x32(self);
+ p1 = p1.splat_4th();
+ p2 = p2.splat_4th();
+
+ self.simd.combine_u8x16(p1, p2)
+ }
+}
+
+/// Splat each single element in the vector to 4 lanes.
+#[inline(always)]
+pub fn element_wise_splat<S: Simd>(simd: S, input: f32x4<S>) -> f32x16<S> {
+ simd.combine_f32x8(
+ simd.combine_f32x4(
+ f32x4::splat(simd, input.val[0]),
+ f32x4::splat(simd, input.val[1]),
+ ),
+ simd.combine_f32x4(
+ f32x4::splat(simd, input.val[2]),
+ f32x4::splat(simd, input.val[3]),
+ ),
+ )
+}
diff --git a/sparse_strips/vello_cpu/src/fine/common/gradient/mod.rs b/sparse_strips/vello_cpu/src/fine/common/gradient/mod.rs
index 42183dc..a39e6e5 100644
--- a/sparse_strips/vello_cpu/src/fine/common/gradient/mod.rs
+++ b/sparse_strips/vello_cpu/src/fine/common/gradient/mod.rs
@@ -50,7 +50,7 @@
has_undefined: bool,
t_vals: &'a [f32],
) -> Self {
- let lut = gradient.f32_lut();
+ let lut = gradient.f32_lut(simd);
let scale_factor = f32x8::splat(simd, lut.scale_factor());
Self {
diff --git a/sparse_strips/vello_cpu/src/fine/common/image.rs b/sparse_strips/vello_cpu/src/fine/common/image.rs
index 39bc6ad..b61c9f1 100644
--- a/sparse_strips/vello_cpu/src/fine/common/image.rs
+++ b/sparse_strips/vello_cpu/src/fine/common/image.rs
@@ -1,7 +1,6 @@
// Copyright 2025 the Vello Authors
// SPDX-License-Identifier: Apache-2.0 OR MIT
-use crate::fine::highp::element_wise_splat;
use crate::fine::macros::{f32x16_painter, u8x16_painter};
use crate::fine::{PosExt, Splat4thExt, u8_to_f32};
use crate::kurbo::Point;
@@ -9,6 +8,7 @@
use vello_common::encode::EncodedImage;
use vello_common::fearless_simd::{Bytes, Simd, SimdBase, SimdFloat, f32x4, f32x16, u8x16, u32x4};
use vello_common::pixmap::Pixmap;
+use vello_common::simd::element_wise_splat;
/// A painter for nearest-neighbor images with no skewing.
#[derive(Debug)]
diff --git a/sparse_strips/vello_cpu/src/fine/highp/mod.rs b/sparse_strips/vello_cpu/src/fine/highp/mod.rs
index 9ac35a7..557900e 100644
--- a/sparse_strips/vello_cpu/src/fine/highp/mod.rs
+++ b/sparse_strips/vello_cpu/src/fine/highp/mod.rs
@@ -2,12 +2,9 @@
// SPDX-License-Identifier: Apache-2.0 OR MIT
use crate::fine::FineKernel;
-use crate::fine::common::gradient::GradientPainter;
use crate::fine::{COLOR_COMPONENTS, Painter};
use crate::peniko::BlendMode;
use crate::region::Region;
-use alloc::boxed::Box;
-use vello_common::encode::EncodedGradient;
use vello_common::fearless_simd::*;
use vello_common::paint::PremulColor;
use vello_common::tile::Tile;
@@ -61,15 +58,6 @@
}
}
- fn gradient_painter<'a>(
- simd: S,
- gradient: &'a EncodedGradient,
- has_undefined: bool,
- t_vals: &'a [f32],
- ) -> Box<dyn Painter + 'a> {
- Box::new(GradientPainter::new(simd, gradient, has_undefined, t_vals))
- }
-
fn apply_mask(
simd: S,
dest: &mut [Self::Numeric],
@@ -83,7 +71,7 @@
}
#[inline(always)]
- fn apply_painter<'a>(_: S, dest: &mut [Self::Numeric], mut painter: Box<dyn Painter + 'a>) {
+ fn apply_painter<'a>(_: S, dest: &mut [Self::Numeric], mut painter: impl Painter + 'a) {
painter.paint_f32(dest);
}
@@ -280,20 +268,6 @@
}
#[inline(always)]
-pub(crate) fn element_wise_splat<S: Simd>(simd: S, input: f32x4<S>) -> f32x16<S> {
- simd.combine_f32x8(
- simd.combine_f32x4(
- f32x4::splat(simd, input.val[0]),
- f32x4::splat(simd, input.val[1]),
- ),
- simd.combine_f32x4(
- f32x4::splat(simd, input.val[2]),
- f32x4::splat(simd, input.val[3]),
- ),
- )
-}
-
-#[inline(always)]
fn extract_masks<S: Simd>(simd: S, masks: &[u8]) -> f32x16<S> {
let mut base_mask = [
masks[0] as f32,
diff --git a/sparse_strips/vello_cpu/src/fine/lowp/gradient.rs b/sparse_strips/vello_cpu/src/fine/lowp/gradient.rs
index f587739..f71320d 100644
--- a/sparse_strips/vello_cpu/src/fine/lowp/gradient.rs
+++ b/sparse_strips/vello_cpu/src/fine/lowp/gradient.rs
@@ -19,7 +19,7 @@
impl<'a, S: Simd> GradientPainter<'a, S> {
pub(crate) fn new(simd: S, gradient: &'a EncodedGradient, t_vals: &'a [f32]) -> Self {
- let lut = gradient.u8_lut();
+ let lut = gradient.u8_lut(simd);
let scale_factor = f32x16::splat(simd, lut.scale_factor());
Self {
diff --git a/sparse_strips/vello_cpu/src/fine/lowp/image.rs b/sparse_strips/vello_cpu/src/fine/lowp/image.rs
index 9a555f6..8a61eaa 100644
--- a/sparse_strips/vello_cpu/src/fine/lowp/image.rs
+++ b/sparse_strips/vello_cpu/src/fine/lowp/image.rs
@@ -2,12 +2,12 @@
// SPDX-License-Identifier: Apache-2.0 OR MIT
use crate::fine::common::image::{ImagePainterData, extend, sample};
-use crate::fine::highp::element_wise_splat;
use crate::fine::macros::u8x16_painter;
use crate::fine::{PosExt, f32_to_u8};
use vello_common::encode::EncodedImage;
use vello_common::fearless_simd::{Simd, SimdBase, f32x4, u8x16};
use vello_common::pixmap::Pixmap;
+use vello_common::simd::element_wise_splat;
/// A faster bilinear image renderer for the u8 pipeline.
#[derive(Debug)]
diff --git a/sparse_strips/vello_cpu/src/fine/lowp/mod.rs b/sparse_strips/vello_cpu/src/fine/lowp/mod.rs
index 26e0ef9..bdb045b 100644
--- a/sparse_strips/vello_cpu/src/fine/lowp/mod.rs
+++ b/sparse_strips/vello_cpu/src/fine/lowp/mod.rs
@@ -5,21 +5,17 @@
mod gradient;
mod image;
-use crate::fine::common;
-use crate::fine::common::image::FilteredImagePainter;
use crate::fine::lowp::image::BilinearImagePainter;
use crate::fine::{COLOR_COMPONENTS, Painter, SCRATCH_BUF_SIZE};
use crate::fine::{FineKernel, f32_to_u8, highp, u8_to_f32};
use crate::peniko::BlendMode;
use crate::region::Region;
use crate::util::Div255Ext;
-use alloc::boxed::Box;
use bytemuck::cast_slice;
use vello_common::coarse::WideTile;
use vello_common::encode::{EncodedGradient, EncodedImage};
use vello_common::fearless_simd::*;
use vello_common::paint::PremulColor;
-use vello_common::peniko::ImageQuality;
use vello_common::pixmap::Pixmap;
use vello_common::tile::Tile;
@@ -58,37 +54,19 @@
fn gradient_painter<'a>(
simd: S,
gradient: &'a EncodedGradient,
- has_undefined: bool,
t_vals: &'a [f32],
- ) -> Box<dyn Painter + 'a> {
- if has_undefined {
- Box::new(common::gradient::GradientPainter::new(
- simd,
- gradient,
- has_undefined,
- t_vals,
- ))
- } else {
- Box::new(gradient::GradientPainter::new(simd, gradient, t_vals))
- }
+ ) -> impl Painter + 'a {
+ gradient::GradientPainter::new(simd, gradient, t_vals)
}
- fn filtered_image_painter<'a>(
+ fn medium_quality_image_painter<'a>(
simd: S,
image: &'a EncodedImage,
pixmap: &'a Pixmap,
start_x: u16,
start_y: u16,
- ) -> Box<dyn Painter + 'a> {
- if image.quality == ImageQuality::Medium {
- Box::new(BilinearImagePainter::new(
- simd, image, pixmap, start_x, start_y,
- ))
- } else {
- Box::new(FilteredImagePainter::new(
- simd, image, pixmap, start_x, start_y,
- ))
- }
+ ) -> impl Painter + 'a {
+ BilinearImagePainter::new(simd, image, pixmap, start_x, start_y)
}
fn apply_mask(
@@ -106,7 +84,7 @@
}
#[inline(always)]
- fn apply_painter<'a>(_: S, dest: &mut [Self::Numeric], mut painter: Box<dyn Painter + 'a>) {
+ fn apply_painter<'a>(_: S, dest: &mut [Self::Numeric], mut painter: impl Painter + 'a) {
painter.paint_u8(dest);
}
diff --git a/sparse_strips/vello_cpu/src/fine/mod.rs b/sparse_strips/vello_cpu/src/fine/mod.rs
index 6991517..9feb999 100644
--- a/sparse_strips/vello_cpu/src/fine/mod.rs
+++ b/sparse_strips/vello_cpu/src/fine/mod.rs
@@ -5,9 +5,8 @@
mod highp;
mod lowp;
-use crate::peniko::{BlendMode, Compose, Mix};
+use crate::peniko::{BlendMode, Compose, ImageQuality, Mix};
use crate::region::Region;
-use alloc::boxed::Box;
use alloc::vec;
use alloc::vec::Vec;
use core::fmt::Debug;
@@ -24,10 +23,10 @@
pub const SCRATCH_BUF_SIZE: usize =
WideTile::WIDTH as usize * Tile::HEIGHT as usize * COLOR_COMPONENTS;
-use crate::fine::common::gradient::calculate_t_vals;
use crate::fine::common::gradient::linear::SimdLinearKind;
use crate::fine::common::gradient::radial::SimdRadialKind;
use crate::fine::common::gradient::sweep::SimdSweepKind;
+use crate::fine::common::gradient::{GradientPainter, calculate_t_vals};
use crate::fine::common::image::{FilteredImagePainter, NNImagePainter, PlainNNImagePainter};
use crate::fine::common::rounded_blurred_rect::BlurredRoundedRectFiller;
use crate::util::{BlendModeExt, EncodedImageExt};
@@ -37,6 +36,7 @@
Simd, SimdBase, SimdFloat, SimdInto, f32x4, f32x8, f32x16, u8x16, u8x32, u32x4, u32x8,
};
use vello_common::pixmap::Pixmap;
+use vello_common::simd::Splat4thExt;
pub type ScratchBuf<F> = [F; SCRATCH_BUF_SIZE];
@@ -91,24 +91,29 @@
#[inline(always)]
pub(crate) fn f32_to_u8<S: Simd>(val: f32x16<S>) -> u8x16<S> {
- // TODO: SIMDify
+ let simd = val.simd;
+ // Note that converting to u32 first using SIMD and then u8
+ // is much faster than converting directly from f32 to u8.
+ let converted = simd.cvt_u32_f32x16(val);
+
+ // TODO: Maybe we can also do this using SIMD?
[
- val.val[0] as u8,
- val.val[1] as u8,
- val.val[2] as u8,
- val.val[3] as u8,
- val.val[4] as u8,
- val.val[5] as u8,
- val.val[6] as u8,
- val.val[7] as u8,
- val.val[8] as u8,
- val.val[9] as u8,
- val.val[10] as u8,
- val.val[11] as u8,
- val.val[12] as u8,
- val.val[13] as u8,
- val.val[14] as u8,
- val.val[15] as u8,
+ converted[0] as u8,
+ converted[1] as u8,
+ converted[2] as u8,
+ converted[3] as u8,
+ converted[4] as u8,
+ converted[5] as u8,
+ converted[6] as u8,
+ converted[7] as u8,
+ converted[8] as u8,
+ converted[9] as u8,
+ converted[10] as u8,
+ converted[11] as u8,
+ converted[12] as u8,
+ converted[13] as u8,
+ converted[14] as u8,
+ converted[15] as u8,
]
.simd_into(val.simd)
}
@@ -191,9 +196,18 @@
fn gradient_painter<'a>(
simd: S,
gradient: &'a EncodedGradient,
- has_undefined: bool,
t_vals: &'a [f32],
- ) -> Box<dyn Painter + 'a>;
+ ) -> impl Painter + 'a {
+ GradientPainter::new(simd, gradient, false, t_vals)
+ }
+ /// Return the painter used for painting gradients, with support for masking undefined locations.
+ fn gradient_painter_with_undefined<'a>(
+ simd: S,
+ gradient: &'a EncodedGradient,
+ t_vals: &'a [f32],
+ ) -> impl Painter + 'a {
+ GradientPainter::new(simd, gradient, true, t_vals)
+ }
/// Return the painter used for painting plain nearest-neighbor images.
///
/// Plain nearest-neighbor images are images with the quality 'Low' and no skewing component in their
@@ -204,10 +218,8 @@
pixmap: &'a Pixmap,
start_x: u16,
start_y: u16,
- ) -> Box<dyn Painter + 'a> {
- Box::new(PlainNNImagePainter::new(
- simd, image, pixmap, start_x, start_y,
- ))
+ ) -> impl Painter + 'a {
+ PlainNNImagePainter::new(simd, image, pixmap, start_x, start_y)
}
/// Return the painter used for painting plain nearest-neighbor images.
///
@@ -218,20 +230,28 @@
pixmap: &'a Pixmap,
start_x: u16,
start_y: u16,
- ) -> Box<dyn Painter + 'a> {
- Box::new(NNImagePainter::new(simd, image, pixmap, start_x, start_y))
+ ) -> impl Painter + 'a {
+ NNImagePainter::new(simd, image, pixmap, start_x, start_y)
}
- /// Return the painter used for painting image with `Medium` or `High` quality.
- fn filtered_image_painter<'a>(
+ /// Return the painter used for painting image with `Medium` quality.
+ fn medium_quality_image_painter<'a>(
simd: S,
image: &'a EncodedImage,
pixmap: &'a Pixmap,
start_x: u16,
start_y: u16,
- ) -> Box<dyn Painter + 'a> {
- Box::new(FilteredImagePainter::new(
- simd, image, pixmap, start_x, start_y,
- ))
+ ) -> impl Painter + 'a {
+ FilteredImagePainter::new(simd, image, pixmap, start_x, start_y)
+ }
+ /// Return the painter used for painting image with `High` quality.
+ fn high_quality_image_painter<'a>(
+ simd: S,
+ image: &'a EncodedImage,
+ pixmap: &'a Pixmap,
+ start_x: u16,
+ start_y: u16,
+ ) -> impl Painter + 'a {
+ FilteredImagePainter::new(simd, image, pixmap, start_x, start_y)
}
/// Return the painter used for painting blurred rounded rectangles.
fn blurred_rounded_rectangle_painter<'a>(
@@ -239,13 +259,13 @@
rect: &'a EncodedBlurredRoundedRectangle,
start_x: u16,
start_y: u16,
- ) -> Box<dyn Painter + 'a> {
- Box::new(BlurredRoundedRectFiller::new(simd, rect, start_x, start_y))
+ ) -> impl Painter + 'a {
+ BlurredRoundedRectFiller::new(simd, rect, start_x, start_y)
}
/// Apply the mask to the destination buffer.
fn apply_mask(simd: S, dest: &mut [Self::Numeric], src: impl Iterator<Item = Self::NumericVec>);
/// Apply the painter to the destination buffer.
- fn apply_painter<'a>(simd: S, dest: &mut [Self::Numeric], painter: Box<dyn Painter + 'a>);
+ fn apply_painter<'a>(simd: S, dest: &mut [Self::Numeric], painter: impl Painter + 'a);
/// Do basic alpha compositing with a solid color.
fn alpha_composite_solid(
simd: S,
@@ -513,7 +533,7 @@
fill_complex_paint!(
g.has_opacities,
- T::gradient_painter(self.simd, g, false, f32_buf)
+ T::gradient_painter(self.simd, g, f32_buf)
);
}
EncodedKind::Sweep(s) => {
@@ -528,7 +548,7 @@
fill_complex_paint!(
g.has_opacities,
- T::gradient_painter(self.simd, g, false, f32_buf)
+ T::gradient_painter(self.simd, g, f32_buf)
);
}
EncodedKind::Radial(r) => {
@@ -541,10 +561,17 @@
start_y,
);
- fill_complex_paint!(
- g.has_opacities,
- T::gradient_painter(self.simd, g, r.has_undefined(), f32_buf)
- );
+ if r.has_undefined() {
+ fill_complex_paint!(
+ g.has_opacities,
+ T::gradient_painter_with_undefined(self.simd, g, f32_buf)
+ );
+ } else {
+ fill_complex_paint!(
+ g.has_opacities,
+ T::gradient_painter(self.simd, g, f32_buf)
+ );
+ }
}
}
}
@@ -555,12 +582,21 @@
match (i.has_skew(), i.nearest_neighbor()) {
(_, false) => {
- fill_complex_paint!(
- i.has_opacities,
- T::filtered_image_painter(
- self.simd, i, pixmap, start_x, start_y
- )
- );
+ if i.quality == ImageQuality::Medium {
+ fill_complex_paint!(
+ i.has_opacities,
+ T::medium_quality_image_painter(
+ self.simd, i, pixmap, start_x, start_y
+ )
+ );
+ } else {
+ fill_complex_paint!(
+ i.has_opacities,
+ T::high_quality_image_painter(
+ self.simd, i, pixmap, start_x, start_y
+ )
+ );
+ }
}
(false, true) => {
fill_complex_paint!(
@@ -587,15 +623,19 @@
let (source_buffer, rest) = self.blend_buf.split_last_mut().unwrap();
let target_buffer = rest.last_mut().unwrap();
- T::blend(
- self.simd,
- target_buffer,
- source_buffer
- .chunks_exact(T::Composite::LENGTH)
- .map(|s| T::Composite::from_slice(self.simd, s)),
- blend_mode,
- None,
- );
+ if blend_mode.is_default() {
+ T::alpha_composite_buffer(self.simd, target_buffer, source_buffer, None);
+ } else {
+ T::blend(
+ self.simd,
+ target_buffer,
+ source_buffer
+ .chunks_exact(T::Composite::LENGTH)
+ .map(|s| T::Composite::from_slice(self.simd, s)),
+ blend_mode,
+ None,
+ );
+ }
}
fn clip(&mut self, x: usize, width: usize, alphas: Option<&[u8]>) {
@@ -644,81 +684,6 @@
}
}
-/// Splatting every 4th element in the vector, used for splatting the alpha value of
-/// a color to all lanes.
-pub trait Splat4thExt<S> {
- fn splat_4th(self) -> Self;
-}
-
-impl<S: Simd> Splat4thExt<S> for f32x4<S> {
- #[inline(always)]
- fn splat_4th(self) -> Self {
- let zip1 = self.zip_high(self);
- zip1.zip_high(zip1)
- }
-}
-
-impl<S: Simd> Splat4thExt<S> for f32x8<S> {
- #[inline(always)]
- fn splat_4th(self) -> Self {
- let (mut p1, mut p2) = self.simd.split_f32x8(self);
- p1 = p1.splat_4th();
- p2 = p2.splat_4th();
-
- self.simd.combine_f32x4(p1, p2)
- }
-}
-
-impl<S: Simd> Splat4thExt<S> for f32x16<S> {
- #[inline(always)]
- fn splat_4th(self) -> Self {
- let (mut p1, mut p2) = self.simd.split_f32x16(self);
- p1 = p1.splat_4th();
- p2 = p2.splat_4th();
-
- self.simd.combine_f32x8(p1, p2)
- }
-}
-
-impl<S: Simd> Splat4thExt<S> for u8x16<S> {
- #[inline(always)]
- fn splat_4th(self) -> Self {
- // TODO: SIMDify
- Self {
- val: [
- self.val[3],
- self.val[3],
- self.val[3],
- self.val[3],
- self.val[7],
- self.val[7],
- self.val[7],
- self.val[7],
- self.val[11],
- self.val[11],
- self.val[11],
- self.val[11],
- self.val[15],
- self.val[15],
- self.val[15],
- self.val[15],
- ],
- simd: self.simd,
- }
- }
-}
-
-impl<S: Simd> Splat4thExt<S> for u8x32<S> {
- #[inline(always)]
- fn splat_4th(self) -> Self {
- let (mut p1, mut p2) = self.simd.split_u8x32(self);
- p1 = p1.splat_4th();
- p2 = p2.splat_4th();
-
- self.simd.combine_u8x16(p1, p2)
- }
-}
-
/// The results of an f32 shader, where each channel stored separately.
pub(crate) struct ShaderResultF32<S: Simd> {
pub(crate) r: f32x8<S>,
diff --git a/sparse_strips/vello_sparse_tests/snapshots/glyphs_colr_noto.png b/sparse_strips/vello_sparse_tests/snapshots/glyphs_colr_noto.png
index 35eb53c..167770b 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/glyphs_colr_noto.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/glyphs_colr_noto.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:53e7b8bd0aec7a12ca51f232e8956e42ef0a0bf190cf0dc0edd2b05e241ee540
-size 9946
+oid sha256:fc3d054072d054284ee72eb4ab71c66d21f11dd72d8d8f3b881db41f2f31992e
+size 9903
diff --git a/sparse_strips/vello_sparse_tests/snapshots/glyphs_colr_test_glyphs.png b/sparse_strips/vello_sparse_tests/snapshots/glyphs_colr_test_glyphs.png
index 49bfbe4..5e65bbd 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/glyphs_colr_test_glyphs.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/glyphs_colr_test_glyphs.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:d45439545a4cb578d80ed9f69d2daad1b0404b91ee5ba2b7465ffbdfb2a431b0
-size 127633
+oid sha256:abe856ee4ff107fb268064518d8fd74575714c286b2079eafc6c5a5f13aed503
+size 127370
diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_2_stops.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_2_stops.png
index b023591..cbcc9e4 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_2_stops.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_2_stops.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:f97abbc5e58147f9a231c52e7ebb21d6765b6b6c3278569fbf28181a9f1ff279
-size 257
+oid sha256:a877bae5cc9af41bad3219e5300c56a331cbaac757485913236b1fa19d99af50
+size 245
diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_2_stops_with_alpha.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_2_stops_with_alpha.png
index 78d6600..e10a574 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_2_stops_with_alpha.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_2_stops_with_alpha.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:c9a97e0a76f74c318d0d6a928a34bb373ca22ceaf7c156df8ebf04be61b34e1e
-size 263
+oid sha256:67ccd25afd8f91572c400afee979222fff1a18db4304d793a032aa7dca75447b
+size 266
diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_negative_direction.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_negative_direction.png
index 57d2662..b242c99 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_negative_direction.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_negative_direction.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:013e67184e021ec1792a8dbb0a227f2cf5f2dba7a2cc9e4df8820768691edd20
-size 258
+oid sha256:cfcee79b2d963755cce44f8995e793037014a3916d516fcb730644365909be35
+size 247
diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_pad.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_pad.png
index 2324add..4017d77 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_pad.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_pad.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:3876d67057ffa18030418eabeaff2697f1830bb86860fd6b55b883702e9553ca
-size 435
+oid sha256:14dccd7a9a993068f2062d107a9b5cfbc6d4c27be6f7b2e1a8fefae2d0971b9c
+size 453
diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_reflect.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_reflect.png
index de10c62..b3b3207 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_reflect.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_reflect.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:fbcd96d7e9c64dd61bce6c10a3576f0002324fd26b9fa8bbf41df2c9834bf5c1
+oid sha256:6c5155f52b5c70a000513883753a8deb09c13f90cd8597e9a46a574babeb36ea
size 615
diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_repeat.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_repeat.png
index a32d6a1..8232587 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_repeat.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_spread_method_repeat.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:aa9f2ea69723ae2e96845ccc310772d181d9041b623fbeedf68809bf0048d35d
+oid sha256:6a332600734a257b02fccc8fb3e94d87611e3a12ac75646fa0efd236a365f1e6
size 415
diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_vertical.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_vertical.png
index 83d2925..2085d3a 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_vertical.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_vertical.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:bcb2361ba91ec72b20aa2455ab337d9eac2f8d421c4c9690746c586ab6f33aed
-size 277
+oid sha256:6e83eea44562f0e330112e4f7625a1712e35f56e3128877480d2251cf6d260c9
+size 272
diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_downward_y.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_downward_y.png
index bbb8223..04ea3bf 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_downward_y.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_downward_y.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:e1f4ec72f27f676929bb777a45aabdc9de23b41359b5d294d97d9a077b908ecc
-size 461
+oid sha256:8ef89a7548774004759ba8969a90956b4f18e642abdb97541f8a96736fe32a4c
+size 533
diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_identity.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_identity.png
index 70a8c19..f2e06b3 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_identity.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_identity.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:5e35fc567139cae0b1b381b7d0a28cb778f3563570e1ae18316b3e47b2d925b9
+oid sha256:c11042007db24f708df578043488e21e02a16ea3cac0230cb17a3cdb05e86eb1
size 438
diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_negative_scale.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_negative_scale.png
index cc4224e..100ac0d 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_negative_scale.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_negative_scale.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:14cf16def2ef8f2650b7cf4936984ca38999c20a99acb2de74673f4a630cb402
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diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scale.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scale.png
index 70a8c19..f2e06b3 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scale.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scale.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:5e35fc567139cae0b1b381b7d0a28cb778f3563570e1ae18316b3e47b2d925b9
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diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scale_and_translate.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scale_and_translate.png
index 70a8c19..f2e06b3 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scale_and_translate.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scale_and_translate.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
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diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scaling_non_uniform.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scaling_non_uniform.png
index 7cd787f..65ec90b 100644
--- a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scaling_non_uniform.png
+++ b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_scaling_non_uniform.png
@@ -1,3 +1,3 @@
version https://git-lfs.github.com/spec/v1
-oid sha256:e2d292ce2d2f1c9f5336601a9f3f89f848ae0098153067ab17309c063a74c6b8
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+size 529
diff --git a/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_translate.png b/sparse_strips/vello_sparse_tests/snapshots/gradient_linear_with_transform_translate.png
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