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top left line box glyphs

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refs: #584
This commit is contained in:
Wez Furlong 2021-06-25 00:23:42 -07:00
parent e0ea161673
commit afe63357d3
1 changed files with 150 additions and 63 deletions
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213
wezterm-gui/src/glyphcache.rs
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@ -188,25 +188,33 @@ pub enum BlockCoord {
/// 100% of the dimension; either the rightmost or bottom pixel /// 100% of the dimension; either the rightmost or bottom pixel
/// position /// position
One, One,
/// n number of halves of the dimension; Halves(1) is in the center
/// of the width or height
Halves(i8),
/// n number of thirds
Thirds(i8),
/// A fraction of the width/height. The first value is the /// A fraction of the width/height. The first value is the
/// numerator, the second is the denominator. /// numerator, the second is the denominator.
Frac(i8, i8), Frac(i8, i8),
/// Like Frac() above, but also specifies a divisor to use
/// together with the underline height to adjust the position.
/// This is helpful because the line drawing routines stroke
/// along the center of the line in the direction of the line,
/// but don't pad the end of the line out by the width automatically.
/// zeno has Cap::Square to specify that, but we can't use it
/// directly and it isn't necessarily the adjustment that we want.
/// This is most useful when joining lines that have different
/// stroke widths; if the widths were all the same then you'd
/// just specify the points in the path and not worry about it.
FracWithOffset(i8, i8, i8),
} }
impl BlockCoord { impl BlockCoord {
/// Compute the actual pixel value given the max dimension /// Compute the actual pixel value given the max dimension
pub fn to_pixel(self, max: usize) -> f32 { pub fn to_pixel(self, max: usize, underline_height: f32) -> f32 {
match self { match self {
Self::Zero => 0., Self::Zero => 0.,
Self::One => max as f32, Self::One => max as f32,
Self::Halves(n) => max as f32 * n as f32 / 2.,
Self::Thirds(n) => max as f32 * n as f32 / 3.,
Self::Frac(num, den) => max as f32 * num as f32 / den as f32, Self::Frac(num, den) => max as f32 * num as f32 / den as f32,
Self::FracWithOffset(num, den, under) => {
(max as f32 * num as f32 / den as f32) + (underline_height / under as f32)
}
} }
} }
} }
@ -254,9 +262,19 @@ pub enum PolyCommand {
} }
impl PolyCommand { impl PolyCommand {
fn to_zeno(&self, width: usize, height: usize, sink: &mut impl PathBuilder) { fn to_zeno(
let coord = &self,
|x: &BlockCoord, y: &BlockCoord| Vector::new(x.to_pixel(width), y.to_pixel(height)); width: usize,
height: usize,
underline_height: f32,
sink: &mut impl PathBuilder,
) {
let coord = |x: &BlockCoord, y: &BlockCoord| {
Vector::new(
x.to_pixel(width, underline_height),
y.to_pixel(height, underline_height),
)
};
let point = |(x, y): &BlockPoint| coord(x, y); let point = |(x, y): &BlockPoint| coord(x, y);
@ -311,8 +329,8 @@ impl BlockKey {
// BOX DRAWINGS LIGHT HORIZONTAL // BOX DRAWINGS LIGHT HORIZONTAL
0x2500 => Self::Poly(&[Poly { 0x2500 => Self::Poly(&[Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::One, BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::One, BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::Outline, style: PolyStyle::Outline,
@ -320,8 +338,8 @@ impl BlockKey {
// BOX DRAWINGS HEAVY HORIZONTAL // BOX DRAWINGS HEAVY HORIZONTAL
0x2501 => Self::Poly(&[Poly { 0x2501 => Self::Poly(&[Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::One, BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::One, BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy, style: PolyStyle::OutlineHeavy,
@ -329,8 +347,8 @@ impl BlockKey {
// BOX DRAWINGS LIGHT VERTICAL // BOX DRAWINGS LIGHT VERTICAL
0x2502 => Self::Poly(&[Poly { 0x2502 => Self::Poly(&[Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Halves(1), BlockCoord::Zero), PolyCommand::MoveTo(BlockCoord::Frac(1, 2), BlockCoord::Zero),
PolyCommand::LineTo(BlockCoord::Halves(1), BlockCoord::One), PolyCommand::LineTo(BlockCoord::Frac(1, 2), BlockCoord::One),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::Outline, style: PolyStyle::Outline,
@ -338,8 +356,8 @@ impl BlockKey {
// BOX DRAWINGS HEAVY VERTICAL // BOX DRAWINGS HEAVY VERTICAL
0x2503 => Self::Poly(&[Poly { 0x2503 => Self::Poly(&[Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Halves(1), BlockCoord::Zero), PolyCommand::MoveTo(BlockCoord::Frac(1, 2), BlockCoord::Zero),
PolyCommand::LineTo(BlockCoord::Halves(1), BlockCoord::One), PolyCommand::LineTo(BlockCoord::Frac(1, 2), BlockCoord::One),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy, style: PolyStyle::OutlineHeavy,
@ -351,24 +369,24 @@ impl BlockKey {
0x2504 => Self::Poly(&[ 0x2504 => Self::Poly(&[
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(2, 9), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(2, 9), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::Outline, style: PolyStyle::Outline,
}, },
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Frac(3, 9), BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Frac(3, 9), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(5, 9), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(5, 9), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::Outline, style: PolyStyle::Outline,
}, },
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Frac(6, 9), BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Frac(6, 9), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(8, 9), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(8, 9), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::Outline, style: PolyStyle::Outline,
@ -378,24 +396,24 @@ impl BlockKey {
0x2505 => Self::Poly(&[ 0x2505 => Self::Poly(&[
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(2, 9), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(2, 9), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy, style: PolyStyle::OutlineHeavy,
}, },
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Frac(3, 9), BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Frac(3, 9), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(5, 9), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(5, 9), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy, style: PolyStyle::OutlineHeavy,
}, },
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Frac(6, 9), BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Frac(6, 9), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(8, 9), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(8, 9), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy, style: PolyStyle::OutlineHeavy,
@ -462,32 +480,32 @@ impl BlockKey {
0x2508 => Self::Poly(&[ 0x2508 => Self::Poly(&[
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(2, 12), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(2, 12), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::Outline, style: PolyStyle::Outline,
}, },
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Frac(3, 12), BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Frac(3, 12), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(5, 12), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(5, 12), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::Outline, style: PolyStyle::Outline,
}, },
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Frac(6, 12), BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Frac(6, 12), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(8, 12), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(8, 12), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::Outline, style: PolyStyle::Outline,
}, },
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Frac(9, 12), BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Frac(9, 12), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(11, 12), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(11, 12), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::Outline, style: PolyStyle::Outline,
@ -497,32 +515,32 @@ impl BlockKey {
0x2509 => Self::Poly(&[ 0x2509 => Self::Poly(&[
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(2, 12), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(2, 12), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy, style: PolyStyle::OutlineHeavy,
}, },
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Frac(3, 12), BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Frac(3, 12), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(5, 12), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(5, 12), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy, style: PolyStyle::OutlineHeavy,
}, },
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Frac(6, 12), BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Frac(6, 12), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(8, 12), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(8, 12), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy, style: PolyStyle::OutlineHeavy,
}, },
Poly { Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Frac(9, 12), BlockCoord::Halves(1)), PolyCommand::MoveTo(BlockCoord::Frac(9, 12), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Frac(11, 12), BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Frac(11, 12), BlockCoord::Frac(1, 2)),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy, style: PolyStyle::OutlineHeavy,
@ -563,6 +581,70 @@ impl BlockKey {
style: PolyStyle::Outline, style: PolyStyle::Outline,
}, },
]), ]),
// BOX DRAWINGS LIGHT DOWN AND RIGHT
0x250c => Self::Poly(&[Poly {
path: &[
PolyCommand::MoveTo(BlockCoord::Frac(1, 2), BlockCoord::One),
PolyCommand::LineTo(BlockCoord::Frac(1, 2), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::One, BlockCoord::Frac(1, 2)),
],
intensity: BlockAlpha::Full,
style: PolyStyle::Outline,
}]),
// BOX DRAWINGS DOWN LIGHT AND RIGHT HEAVY
0x250d => Self::Poly(&[
Poly {
path: &[
PolyCommand::MoveTo(BlockCoord::Frac(1, 2), BlockCoord::One),
PolyCommand::LineTo(BlockCoord::Frac(1, 2), BlockCoord::Frac(1, 2)),
],
intensity: BlockAlpha::Full,
style: PolyStyle::Outline,
},
Poly {
path: &[
PolyCommand::MoveTo(BlockCoord::One, BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(
BlockCoord::FracWithOffset(1, 2, -2),
BlockCoord::Frac(1, 2),
),
],
intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy,
},
]),
// BOX DRAWINGS DOWN HEAVY AND RIGHT LIGHT
0x250e => Self::Poly(&[
Poly {
path: &[
PolyCommand::MoveTo(BlockCoord::Frac(1, 2), BlockCoord::One),
PolyCommand::LineTo(BlockCoord::Frac(1, 2), BlockCoord::Frac(1, 2)),
],
intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy,
},
Poly {
path: &[
PolyCommand::MoveTo(BlockCoord::One, BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(
BlockCoord::FracWithOffset(1, 2, -1),
BlockCoord::Frac(1, 2),
),
],
intensity: BlockAlpha::Full,
style: PolyStyle::Outline,
},
]),
// BOX DRAWINGS HEAVY DOWN AND RIGHT
0x250f => Self::Poly(&[Poly {
path: &[
PolyCommand::MoveTo(BlockCoord::Frac(1, 2), BlockCoord::One),
PolyCommand::LineTo(BlockCoord::Frac(1, 2), BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::One, BlockCoord::Frac(1, 2)),
],
intensity: BlockAlpha::Full,
style: PolyStyle::OutlineHeavy,
}]),
// Upper half block // Upper half block
0x2580 => Self::Upper(4), 0x2580 => Self::Upper(4),
@ -677,9 +759,9 @@ impl BlockKey {
// LOWER LEFT BLOCK DIAGONAL LOWER MIDDLE LEFT TO LOWER CENTRE // LOWER LEFT BLOCK DIAGONAL LOWER MIDDLE LEFT TO LOWER CENTRE
0x1fb3c => Self::Poly(&[Poly { 0x1fb3c => Self::Poly(&[Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Thirds(2)), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Frac(2, 3)),
PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One), PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One),
PolyCommand::LineTo(BlockCoord::Halves(1), BlockCoord::One), PolyCommand::LineTo(BlockCoord::Frac(1, 2), BlockCoord::One),
PolyCommand::Close, PolyCommand::Close,
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
@ -688,7 +770,7 @@ impl BlockKey {
// LOWER LEFT BLOCK DIAGONAL LOWER MIDDLE LEFT TO LOWER RIGHT // LOWER LEFT BLOCK DIAGONAL LOWER MIDDLE LEFT TO LOWER RIGHT
0x1fb3d => Self::Poly(&[Poly { 0x1fb3d => Self::Poly(&[Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Thirds(2)), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Frac(2, 3)),
PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One), PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One),
PolyCommand::LineTo(BlockCoord::One, BlockCoord::One), PolyCommand::LineTo(BlockCoord::One, BlockCoord::One),
PolyCommand::Close, PolyCommand::Close,
@ -699,9 +781,9 @@ impl BlockKey {
// LOWER LEFT BLOCK DIAGONAL UPPER MIDDLE LEFT TO LOWER CENTRE // LOWER LEFT BLOCK DIAGONAL UPPER MIDDLE LEFT TO LOWER CENTRE
0x1fb3e => Self::Poly(&[Poly { 0x1fb3e => Self::Poly(&[Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Thirds(1)), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Frac(1, 3)),
PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One), PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One),
PolyCommand::LineTo(BlockCoord::Halves(1), BlockCoord::One), PolyCommand::LineTo(BlockCoord::Frac(1, 2), BlockCoord::One),
PolyCommand::Close, PolyCommand::Close,
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
@ -710,7 +792,7 @@ impl BlockKey {
// LOWER LEFT BLOCK DIAGONAL UPPER MIDDLE LEFT TO LOWER RIGHT // LOWER LEFT BLOCK DIAGONAL UPPER MIDDLE LEFT TO LOWER RIGHT
0x1fb3f => Self::Poly(&[Poly { 0x1fb3f => Self::Poly(&[Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Thirds(1)), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Frac(1, 3)),
PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One), PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One),
PolyCommand::LineTo(BlockCoord::One, BlockCoord::One), PolyCommand::LineTo(BlockCoord::One, BlockCoord::One),
PolyCommand::Close, PolyCommand::Close,
@ -723,7 +805,7 @@ impl BlockKey {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Zero), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Zero),
PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One), PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One),
PolyCommand::LineTo(BlockCoord::Halves(1), BlockCoord::One), PolyCommand::LineTo(BlockCoord::Frac(1, 2), BlockCoord::One),
PolyCommand::Close, PolyCommand::Close,
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
@ -735,7 +817,7 @@ impl BlockKey {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Zero), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Zero),
PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One), PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One),
PolyCommand::LineTo(BlockCoord::One, BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::One, BlockCoord::Frac(1, 2)),
PolyCommand::Close, PolyCommand::Close,
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
@ -745,7 +827,7 @@ impl BlockKey {
0xe0b1 => Self::Poly(&[Poly { 0xe0b1 => Self::Poly(&[Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Zero), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Zero),
PolyCommand::LineTo(BlockCoord::One, BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::One, BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One), PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::One),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
@ -756,7 +838,7 @@ impl BlockKey {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::One, BlockCoord::Zero), PolyCommand::MoveTo(BlockCoord::One, BlockCoord::Zero),
PolyCommand::LineTo(BlockCoord::One, BlockCoord::One), PolyCommand::LineTo(BlockCoord::One, BlockCoord::One),
PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::Frac(1, 2)),
PolyCommand::Close, PolyCommand::Close,
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
@ -766,7 +848,7 @@ impl BlockKey {
0xe0b3 => Self::Poly(&[Poly { 0xe0b3 => Self::Poly(&[Poly {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::One, BlockCoord::Zero), PolyCommand::MoveTo(BlockCoord::One, BlockCoord::Zero),
PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::Halves(1)), PolyCommand::LineTo(BlockCoord::Zero, BlockCoord::Frac(1, 2)),
PolyCommand::LineTo(BlockCoord::One, BlockCoord::One), PolyCommand::LineTo(BlockCoord::One, BlockCoord::One),
], ],
intensity: BlockAlpha::Full, intensity: BlockAlpha::Full,
@ -778,7 +860,7 @@ impl BlockKey {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Zero), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Zero),
PolyCommand::QuadTo { PolyCommand::QuadTo {
control: (BlockCoord::Thirds(6), BlockCoord::Halves(1)), control: (BlockCoord::Frac(6, 3), BlockCoord::Frac(1, 2)),
to: (BlockCoord::Zero, BlockCoord::One), to: (BlockCoord::Zero, BlockCoord::One),
}, },
PolyCommand::Close, PolyCommand::Close,
@ -791,7 +873,7 @@ impl BlockKey {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Zero), PolyCommand::MoveTo(BlockCoord::Zero, BlockCoord::Zero),
PolyCommand::QuadTo { PolyCommand::QuadTo {
control: (BlockCoord::Thirds(6), BlockCoord::Halves(1)), control: (BlockCoord::Frac(6, 3), BlockCoord::Frac(1, 2)),
to: (BlockCoord::Zero, BlockCoord::One), to: (BlockCoord::Zero, BlockCoord::One),
}, },
], ],
@ -803,7 +885,7 @@ impl BlockKey {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::One, BlockCoord::Zero), PolyCommand::MoveTo(BlockCoord::One, BlockCoord::Zero),
PolyCommand::QuadTo { PolyCommand::QuadTo {
control: (BlockCoord::Thirds(-3), BlockCoord::Halves(1)), control: (BlockCoord::Frac(-3, 3), BlockCoord::Frac(1, 2)),
to: (BlockCoord::One, BlockCoord::One), to: (BlockCoord::One, BlockCoord::One),
}, },
PolyCommand::Close, PolyCommand::Close,
@ -816,7 +898,7 @@ impl BlockKey {
path: &[ path: &[
PolyCommand::MoveTo(BlockCoord::One, BlockCoord::Zero), PolyCommand::MoveTo(BlockCoord::One, BlockCoord::Zero),
PolyCommand::QuadTo { PolyCommand::QuadTo {
control: (BlockCoord::Thirds(-3), BlockCoord::Halves(1)), control: (BlockCoord::Frac(-3, 3), BlockCoord::Frac(1, 2)),
to: (BlockCoord::One, BlockCoord::One), to: (BlockCoord::One, BlockCoord::One),
}, },
], ],
@ -1532,7 +1614,12 @@ impl<T: Texture2d> GlyphCache<T> {
let intensity = intensity.to_scale(); let intensity = intensity.to_scale();
let mut cmd = vec![]; let mut cmd = vec![];
for item in path.iter() { for item in path.iter() {
item.to_zeno(width, height, &mut cmd); item.to_zeno(
width,
height,
self.metrics.underline_height as f32,
&mut cmd,
);
} }
let (alpha, _placement) = Mask::new(&cmd) let (alpha, _placement) = Mask::new(&cmd)