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Improved spacing of tailed / flat-tailed i, l and iota characters (#905).

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This commit is contained in:
be5invis 2021-03-05 18:51:11 -08:00
parent dc4acbed7b
commit 31b61400c9
12 changed files with 138 additions and 120 deletions
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1
changes/5.0.5.md
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@ -4,3 +4,4 @@
- Commercial Minus Sign (`U+2052`).
- Precedes Under Relation (`U+22B0`) and Succeeds Under Relation (`U+22B1`)
- Heavy Black Curved Downwards And Rightwards Arrow (`U+27A5`)
* Improved spacing of tailed / flat-tailed `i`, `l` and `iota` characters (#905).

9
font-src/glyphs/common/derivatives.ptl
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@ -93,6 +93,14 @@ glyph-block Common-Derivatives : begin
include : FlipAround x y
set currentGlyph.autoRefPriority [query-glyph src].autoRefPriority
define [HalfAdvance] : this.advanceWidth / 2
define [TurnMarks k fnOverride] : glyph-proc
local df : DivFrame (currentGlyph.advanceWidth / Width)
local mx : compositeBaseAnchors [df.markSet.(k)]
if fnOverride [fnOverride df] {.baseAnchors {.}}
include mx
# Dual derivatives
define [HCombine newid unicode id1 id2 spacing] : begin
if [not newid] : throw : new Error "Target ID not specified"
@ -119,6 +127,7 @@ glyph-block Common-Derivatives : begin
glyph-block-export select-variant orthographic-italic refer-glyph query-glyph with-related-glyphs
glyph-block-export alias turned HDual HCombine VDual VCombine glyph-is-needed
glyph-block-export HalfAdvance TurnMarks
glyph-block Recursive-Build : begin
define [Fork gs ps] : begin

4
font-src/glyphs/letter/latin/lower-f.ptl
View file

@ -102,8 +102,8 @@ glyph-block Letter-Latin-Lower-F : begin
create-glyph 'ifishhook' 0x27F : glyph-proc
include : MarkSet.p
include : VBar Middle Descender (XH - Hook)
include : VerticalHook Middle (XH - Hook) (-LongJut + LBalance) (-Hook + HalfStroke)
include : Translate LBalance 0
include : VerticalHook Middle (XH - Hook) (-LongJut + [IBalance2 : DivFrame 1]) (-Hook + HalfStroke)
include : Translate [IBalance2 : DivFrame 1] 0
if SLAB : begin
include : CenterBottomSerif Middle Descender Jut

140
font-src/glyphs/letter/latin/lower-i.ptl
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@ -12,30 +12,44 @@ glyph-block Letter-Latin-Lower-I : begin
glyph-block-import Letter-Shared : CreateDottedComposition
glyph-block-import Letter-Shared-Shapes : FlatHookDepth DiagonalTailR DiagonalTailStdDepth
glyph-block-export OverrideILMarks
define [OverrideILMarks df xMiddle yTop] : glyph-proc
set-base-anchor 'above' xMiddle yTop
set-base-anchor 'below' xMiddle 0
set-base-anchor 'overlay' xMiddle (yTop * OverlayPos)
set-base-anchor 'topright' (xMiddle + df.rightSB - df.middle) yTop
glyph-block-export OverrideILMarksSerifed
define [OverrideILMarksSerifed df xMiddle yTop] : glyph-proc
set-base-anchor 'above' xMiddle yTop
set-base-anchor 'below' xMiddle 0
set-base-anchor 'overlay' [mix df.middle xMiddle 0.5] (yTop * OverlayPos)
set-base-anchor 'topright' (xMiddle + df.rightSB - df.middle) yTop
### dotless i, i and iota
glyph-block-export IotaShape
define [IotaShape] : params [df top [addTopSerif false]] : glyph-proc
local middle : df.middle - [if addTopSerif 0 LBalance2]
local xMiddle : df.middle - [if addTopSerif 0 : IBalance2 df]
local tailLength : LongJut * 1.05 * [mix 1 df.div 0.75]
local hd : FlatHookDepth df
set-base-anchor 'above' middle top
set-base-anchor 'below' middle 0
set-base-anchor 'overlay' middle (top * OverlayPos)
set-base-anchor 'topright' (middle + RightSB - Middle) top
if addTopSerif : include : tagged 'serifLT'
LeftwardTopSerif middle top (LongJut * df.div)
LeftwardTopSerif xMiddle top (LongJut * df.div)
include : dispiro
widths.center
flat middle top [heading Downward]
curl middle hd.y
flat xMiddle top [heading Downward]
curl xMiddle hd.y
arcvh.superness DesignParameters.tightHookSuperness
flat (middle + hd.x - HalfStroke * HVContrast) HalfStroke
curl (middle + [Math.max (hd.x - HalfStroke * HVContrast + 1) (LongJut * 1.05 * df.div)] + HalfStroke * TanSlope) HalfStroke
flat (xMiddle + hd.x - HalfStroke * HVContrast) HalfStroke
curl (xMiddle + [Math.max (hd.x - HalfStroke * HVContrast + 1) tailLength] + HalfStroke * TanSlope) HalfStroke
include : OverrideILMarks df xMiddle top
glyph-block-export ItalicDotlessIShape
define [ItalicDotlessIShape] : params [df top [addTopSerif false] [setMarks true]] : glyph-proc
local fine : AdviceStroke 3
local shift : (1 - df.div) * 0.2
local left : [mix SB df.rightSB ([StrokeWidthBlend 0.42 0.46] - shift)] - HalfStroke * HVContrast
local xBarMiddle : mix SB df.rightSB ([StrokeWidthBlend 0.42 0.46] - shift)
local left : xBarMiddle - HalfStroke * HVContrast
local right : mix SB df.rightSB (1.1 - shift)
local rightTerm : Math.max right (left + HookX + Stroke)
local middle : mix left right (0.55 * df.div)
@ -44,32 +58,33 @@ glyph-block Letter-Latin-Lower-I : begin
flat left top [heading Downward]
curl left (SmallSmoothB * 0.8)
hookend O
g4 rightTerm (Hook * [StrokeWidthBlend 0.85 1] * df.div)
g4 rightTerm (Hook * [StrokeWidthBlend 0.85 1] * df.div) [widths.lhs fine]
if addTopSerif : include : dispiro
flat (left - (LongJut * df.div) + HalfStroke * HVContrast) top [widths 0 Stroke]
curl left top
if setMarks : begin
set-base-anchor 'above' (left + HalfStroke * HVContrast + [StrokeWidthBlend 0.25 0] * TanSlope * df.width) top
set-base-anchor 'below' middle 0
local xDot : xBarMiddle + [StrokeWidthBlend 0.25 0] * TanSlope * df.width
include : OverrideILMarks df xDot top
glyph-block-export TailedDotlessShape
define [TailedDotlessShape] : params [df top [xMiddle (df.middle - LBalance2)] [setMarks true] [hookScale 1] [addTopSerif false]] : glyph-proc
local x0 : mix HalfStroke (HalfStroke + (Hook - Stroke + 1) * 0.85 * df.div + LBalance2) hookScale
local x1 : mix HalfStroke ([Math.max (Hook - HalfStroke + 1) (LongJut * df.div)] + LBalance2) hookScale
define [TailedDotlessShape] : params [df top [setMarks true] [addTopSerif false]] : glyph-proc
local xMiddle : df.middle - [if addTopSerif 0 : IBalance2 df]
local tailLength : LongJut * 1.05 * [mix 1 df.div 0.75]
local hookScaleX : mix 1 df.div 0.5
local hookScaleY : mix 1 df.div 1.25
local x0 : mix HalfStroke (HalfStroke + (Hook - Stroke + 1) * 0.85 * df.div + [IBalance2 df]) hookScaleX
local x1 : mix HalfStroke ([Math.max (Hook - HalfStroke + 1) tailLength] + [IBalance2 df]) hookScaleX
include : dispiro
widths.center
flat xMiddle top [heading Downward]
curl xMiddle [mix Stroke Hook hookScale]
arcvh
curl xMiddle [mix Stroke Hook hookScaleY]
arcvh 16
g4.right.mid (xMiddle + x0) (HalfStroke + O) [heading Rightward]
g4 (xMiddle + x1) (HalfStroke + (1 - 2 * hookScale) * O) [heading Rightward]
if setMarks : begin
set-base-anchor 'above' xMiddle top
set-base-anchor 'below' xMiddle 0
set-base-anchor 'overlay' xMiddle (top * OverlayPos)
set-base-anchor 'topright' (xMiddle + RightSB - Middle) top
g4 (xMiddle + x1) (HalfStroke + (1 - 2 * hookScaleY) * O) [heading Rightward]
if addTopSerif : begin
include : tagged 'serifLT' : LeftwardTopSerif xMiddle top (LongJut * df.div)
include : OverrideILMarks df xMiddle top
create-glyph 'dotlessi.straight' : glyph-proc
local df : DivFrame para.diversityI
@ -78,12 +93,13 @@ glyph-block Letter-Latin-Lower-I : begin
include : VBar (df.middle) 0 XH
create-glyph 'dotlessi.hooky' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.e
local balance : IBalance2 * df.div * df.div
include : VBar (df.middle + balance) 0 XH
include : LeftwardTopSerif (df.middle + balance) XH (LongJut * df.div)
local xMiddle : df.middle + [IBalance2 df]
include : OverrideILMarks df xMiddle XH
include : VBar xMiddle 0 XH
include : LeftwardTopSerif xMiddle XH (LongJut * df.div)
create-glyph 'dotlessi.zshaped' : glyph-proc
local df : DivFrame para.diversityI
@ -102,18 +118,22 @@ glyph-block Letter-Latin-Lower-I : begin
include : RightwardBottomSerif df.middle 0 (LongJut * df.div)
create-glyph 'dotlessi.hookyBottom' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.e
include : VBar (df.middle - LBalance2) 0 XH
include : RightwardBottomSerif (df.middle - LBalance2) 0 (LongJut * df.div)
local xMiddle : df.middle - [IBalance2 df]
include : OverrideILMarks df xMiddle XH
include : VBar xMiddle 0 XH
include : RightwardBottomSerif xMiddle 0 (LongJut * df.div)
create-glyph 'latn/Iota.hookyBottom' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.capital
include : VBar (df.middle - LBalance2) 0 CAP
include : RightwardBottomSerif (df.middle - LBalance2) 0 (LongJut * df.div)
local xMiddle : df.middle - [IBalance2 df]
include : OverrideILMarks df xMiddle CAP
include : VBar xMiddle 0 CAP
include : RightwardBottomSerif xMiddle 0 (LongJut * df.div)
create-glyph 'dotlessi.serifless' : glyph-proc
local df : DivFrame para.diversityII
@ -125,7 +145,8 @@ glyph-block Letter-Latin-Lower-I : begin
local df : DivFrame para.diversityI
set-width df.width
include : df.markSet.e
local balance : IBalance * df.div * df.div
local balance : IBalance df
include : OverrideILMarksSerifed df (df.middle + balance) XH
include : VBar (df.middle + balance) 0 XH
include : LeftwardTopSerif (df.middle + balance) XH (LongJut * df.div - balance)
include : RightwardBottomSerif df.middle 0 (LongJut * df.div)
@ -135,7 +156,8 @@ glyph-block Letter-Latin-Lower-I : begin
local df : DivFrame para.diversityI
set-width df.width
include : df.markSet.e
local balance : IBalance * df.div * df.div
local balance : IBalance df
include : OverrideILMarksSerifed df (df.middle + balance) XH
include : VBar (df.middle + balance) 0 XH
include : LeftwardTopSerif (df.middle + balance) XH
mix Jut ((LongJut * df.div) - balance) 0.5
@ -143,23 +165,23 @@ glyph-block Letter-Latin-Lower-I : begin
include : LeftwardBottomSerif df.middle 0 (LongJut * df.div)
create-glyph 'dotlessi.tailed' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.e
if para.isItalic
if (para.isItalic && para.diversityII >= (3 / 4))
: then : begin
include : ItalicDotlessIShape df XH (setMarks -- true) (addTopSerif -- false)
include : ItalicDotlessIShape df XH (addTopSerif -- false)
: else : begin
include : TailedDotlessShape df XH (addTopSerif -- false)
create-glyph 'grek/iota.tailed' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.e
include : TailedDotlessShape df XH (addTopSerif -- false)
create-glyph 'latn/Iota.tailed' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.capital
include : TailedDotlessShape df CAP (addTopSerif -- false)
@ -168,9 +190,9 @@ glyph-block Letter-Latin-Lower-I : begin
local df : DivFrame para.diversityI
set-width df.width
include : df.markSet.e
if para.isItalic
if (para.isItalic && para.diversityI >= (3 / 4))
: then : begin
include : ItalicDotlessIShape df XH (setMarks -- true) (addTopSerif -- true)
include : ItalicDotlessIShape df XH (addTopSerif -- true)
: else : begin
include : TailedDotlessShape df XH (addTopSerif -- true)
@ -187,13 +209,13 @@ glyph-block Letter-Latin-Lower-I : begin
include : TailedDotlessShape df CAP (addTopSerif -- true)
create-glyph 'dotlessi.flatTailed' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.e
include : IotaShape df XH (addTopSerif -- false)
create-glyph 'latn/Iota.flatTailed' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.capital
include : IotaShape df CAP (addTopSerif -- false)
@ -211,31 +233,27 @@ glyph-block Letter-Latin-Lower-I : begin
include : IotaShape df CAP (addTopSerif -- true)
glyph-block-export DTailDotlessIShape
define [DTailDotlessIShape] : params [top [addTopSerif false]] : glyph-proc
local df : DivFrame para.diversityI
local middle : df.middle - [if addTopSerif 0 LBalance2]
set-base-anchor 'above' middle top
set-base-anchor 'below' middle 0
set-base-anchor 'overlay' middle (top * OverlayPos)
set-base-anchor 'topright' (middle + RightSB - Middle) top
define [DTailDotlessIShape] : params [df top [addTopSerif false]] : glyph-proc
local xMiddle : df.middle - [if addTopSerif 0 : IBalance2 df]
include : OverrideILMarks df xMiddle top
if addTopSerif : include : tagged 'serifLT'
LeftwardTopSerif middle top (LongJut * df.div)
LeftwardTopSerif xMiddle top (LongJut * df.div)
include : dispiro
widths.center
flat middle top [heading Downward]
DiagonalTailR df middle 0 [DiagonalTailStdDepth df Stroke] Stroke
flat xMiddle top [heading Downward]
DiagonalTailR df xMiddle 0 [DiagonalTailStdDepth df Stroke] Stroke
create-glyph 'dotlessi.diagonalTailed' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.e
include : DTailDotlessIShape XH (addTopSerif -- false)
include : DTailDotlessIShape df XH (addTopSerif -- false)
create-glyph 'dotlessi.serifedDiagonalTailed' : glyph-proc
local df : DivFrame para.diversityI
set-width df.width
include : df.markSet.e
include : DTailDotlessIShape XH (addTopSerif -- true)
include : DTailDotlessIShape df XH (addTopSerif -- true)
select-variant 'dotlessi' 0x131
create-glyph 'iogonek.dotless' : glyph-proc
@ -254,7 +272,7 @@ glyph-block Letter-Latin-Lower-I : begin
alias 'latn/iota' 0x269 'grek/iota'
select-variant 'latn/Iota' 0x196 (follow -- 'grek/iota')
turned 'turni' 0x1D09 'i' [lambda [] : this.advanceWidth / 2] (XH / 2) [MarkSet.p]
turned 'turni' 0x1D09 'i' HalfAdvance (XH / 2) [TurnMarks 'p']
with-related-glyphs 'cyrl/ghe.SRB' null 'dotlessi' : lambda [src sel] : glyph-proc
include [refer-glyph src] AS_BASE ALSO_METRICS

4
font-src/glyphs/letter/latin/lower-j.ptl
View file

@ -64,10 +64,10 @@ glyph-block Letter-Latin-Lower-J : begin
include : VBar df.middle Descender XH
create-glyph 'dotlessj.hooky' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.p
local balance : IBalance2 * df.div * df.div
local balance : IBalance2 df
include : LeftwardTopSerif (df.middle + balance) XH (LongJut * df.div)
include : VBar (df.middle + balance) Descender XH

63
font-src/glyphs/letter/latin/lower-l.ptl
View file

@ -12,21 +12,19 @@ glyph-block Letter-Latin-Lower-L : begin
glyph-block-import Marks : markMiddle aboveMarkBot aboveMarkTop
glyph-block-import Letter-Latin-Lower-I : IotaShape TailedDotlessShape ItalicDotlessIShape
glyph-block-import Letter-Latin-Lower-I : DTailDotlessIShape
glyph-block-import Letter-Latin-Lower-I : OverrideILMarks OverrideILMarksSerifed
glyph-block-import Letter-Shared : CreateCommaCaronComposition
glyph-block-import Letter-Shared-Shapes : CurlyTail
create-glyph 'l.hooky' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.b
local balance : LBalance2 * df.div * df.div
local middle : df.middle + balance
set-base-anchor 'above' middle CAP
set-base-anchor 'below' middle 0
set-base-anchor 'overlay' middle (CAP * OverlayPos)
set-base-anchor 'topright' (df.middle + RightSB - Middle) CAP
include : VBar (df.middle + balance) 0 (CAP - Stroke)
include : LeftwardTopSerif (df.middle + balance) CAP (LongJut * df.div)
local balance : IBalance2 df
local xMiddle : df.middle + balance
include : OverrideILMarks df xMiddle CAP
include : VBar xMiddle 0 (CAP - Stroke)
include : LeftwardTopSerif xMiddle CAP (LongJut * df.div)
create-glyph 'l.zshaped' : glyph-proc
local df : DivFrame para.diversityI
@ -35,7 +33,6 @@ glyph-block Letter-Latin-Lower-L : begin
include : VBar (df.middle) 0 (CAP - Stroke)
include : tagged 'serifLT' : LeftwardTopSerif (df.middle) CAP (LongJut * df.div)
include : tagged 'serifRB' : RightwardBottomSerif (df.middle) 0 (LongJut * df.div)
set-base-anchor 'topright' (df.middle + RightSB - Middle) CAP
create-glyph 'l.serifless' : glyph-proc
local df : DivFrame para.diversityII
@ -43,25 +40,24 @@ glyph-block Letter-Latin-Lower-L : begin
include : df.markSet.b
include : VBar (df.middle) 0 (CAP * 0.6)
include : VBar (df.middle) (CAP * 0.4) CAP
set-base-anchor 'topright' (df.middle + RightSB - Middle) CAP
set currentGlyph.autoRefPriority (-2)
create-glyph 'l.serifed' : glyph-proc
local df : DivFrame para.diversityI
set-width df.width
include : df.markSet.b
local balance : LBalance * df.div * df.div
local balance : IBalance df
include : OverrideILMarksSerifed df (df.middle + balance) CAP
include : VBar (df.middle + balance) 0 CAP
include : LeftwardTopSerif (df.middle + balance) CAP ((LongJut * df.div) - balance)
include : CenterBottomSerif df.middle 0 (LongJut * df.div)
set-base-anchor 'overlay' (df.middle + balance / 2) (CAP * OverlayPos)
set-base-anchor 'topright' (df.middle + RightSB - Middle) CAP
create-glyph 'l.serifedAsymmetric' : glyph-proc
local df : DivFrame para.diversityI
set-width df.width
include : df.markSet.b
local balance : LBalance * df.div * df.div
local balance : IBalance df
include : OverrideILMarksSerifed df (df.middle + balance) CAP
include : VBar (df.middle + balance) 0 CAP
include : LeftwardTopSerif (df.middle + balance) CAP
mix Jut ((LongJut * df.div) - balance) 0.5
@ -70,7 +66,7 @@ glyph-block Letter-Latin-Lower-L : begin
set-base-anchor 'topright' (df.middle + RightSB - Middle) CAP
create-glyph 'l.tailed' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.b
if para.isItalic
@ -90,7 +86,7 @@ glyph-block Letter-Latin-Lower-L : begin
include : TailedDotlessShape df CAP (addTopSerif -- true)
create-glyph 'l.flatTailed' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.b
include : IotaShape df CAP (addTopSerif -- false)
@ -102,16 +98,16 @@ glyph-block Letter-Latin-Lower-L : begin
include : IotaShape df CAP (addTopSerif -- true)
create-glyph 'l.diagonalTailed' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.b
include : DTailDotlessIShape CAP (addTopSerif -- false)
include : DTailDotlessIShape df CAP (addTopSerif -- false)
create-glyph 'l.serifedDiagonalTailed' : glyph-proc
local df : DivFrame para.diversityI
set-width df.width
include : df.markSet.b
include : DTailDotlessIShape CAP (addTopSerif -- true)
include : DTailDotlessIShape df CAP (addTopSerif -- true)
create-glyph 'l.phoneticLeft' : glyph-proc
local df : DivFrame 1
@ -128,20 +124,18 @@ glyph-block Letter-Latin-Lower-L : begin
set-base-anchor 'topright' (df.middle + RightSB - Middle) CAP
create-glyph 'l.hookyBottom' : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame para.diversityII
set-width df.width
include : df.markSet.b
local middle : df.middle - LBalance2
set-base-anchor 'above' middle CAP
set-base-anchor 'below' middle 0
set-base-anchor 'overlay' middle (CAP * OverlayPos)
set-base-anchor 'topright' (middle + RightSB - Middle) CAP
include : VBar middle 0 CAP
include : RightwardBottomSerif middle 0 (LongJut * df.div)
local xMiddle : df.middle - [IBalance2 df]
include : OverrideILMarks df xMiddle CAP
include : VBar xMiddle 0 CAP
include : RightwardBottomSerif xMiddle 0 (LongJut * df.div)
select-variant 'l' 'l'
alias 'cyrl/palochka' 0x4CF 'l'
turned 'turnl' 0xA781 'l' Middle (XH / 2) [MarkSet.p]
turned 'turnl' 0xA781 'l' HalfAdvance (XH / 2) [TurnMarks 'p']
glyph-block-import Letter-Blackboard : BBS BBD BBBarCenter
create-glyph 'mathbb/l' 0x1D55D : glyph-proc
@ -159,7 +153,7 @@ glyph-block Letter-Latin-Lower-L : begin
include : FlatSlashShape anchor.x anchor.y (0.5 * OverlayStroke) (0.8 * stretch) (0.4 * stretch)
local LDotOptions : list
list 'hooky' 0
list 'hooky' Stroke
list 'zshaped' Stroke
list 'serifed' Stroke
list 'serifedTailed' Stroke
@ -174,10 +168,9 @@ glyph-block Letter-Latin-Lower-L : begin
foreach {suffix y0} [items-of LDotOptions] : if [query-glyph ('l.' + suffix)]
create-glyph ('ldot.' + suffix) : glyph-proc
local df : DivFrame para.diversityI
local df : DivFrame ([query-glyph ('l.' + suffix)].advanceWidth / Width)
set-width df.width
include [refer-glyph ('l.' + suffix)] AS_BASE
include : Translate (df.width / 2 - [query-glyph ('l.' + suffix)].advanceWidth / 2) 0
include : Translate (-DotRadius / 2) 0
include : RingAt [Math.max (df.middle + HalfStroke + DotRadius) (df.rightSB - DotRadius)] [mix y0 CAP 0.5] DotRadius
@ -186,7 +179,7 @@ glyph-block Letter-Latin-Lower-L : begin
create-glyph 'lrtail' 0x26D : glyph-proc
local df : DivFrame para.diversityI
include : refer-glyph "rtailBR"
include : Translate (df.middle + LBalance2 + HalfStroke * HVContrast) 0
include : Translate (df.middle + [IBalance2 df] + HalfStroke * HVContrast) 0
include : refer-glyph "l.hooky"
include : df.markSet.if
@ -227,12 +220,12 @@ glyph-block Letter-Latin-Lower-L : begin
create-glyph 'lbelt' 0x26C : glyph-proc
local df : DivFrame para.diversityI
include [refer-glyph 'l.serifed'] AS_BASE ALSO_METRICS
include : Belt (df.middle + LBalance * df.div * df.div)
include : Belt (df.middle + [IBalance * df])
create-glyph 'lbeltrtail' 0xA78E : glyph-proc
local df : DivFrame para.diversityI
include [refer-glyph 'lrtail'] AS_BASE ALSO_METRICS
include : Belt (df.middle + LBalance2 * df.div * df.div)
include : Belt (df.middle + [IBalance2 df])
create-glyph 'looprevesh' 0x1AA : glyph-proc
include : MarkSet.if

8
font-src/glyphs/letter/latin/lower-r.ptl
View file

@ -154,12 +154,8 @@ glyph-block Letter-Latin-Lower-R : begin
include : dfR.markSet.e
include : BBRShape dfN rStraight 0 0
define [HalfAdvance] : this.advanceWidth / 2
define [TurnRMarks k] : glyph-proc
local df : DivFrame (currentGlyph.advanceWidth / Width)
local mx : compositeBaseAnchors [df.markSet.(k)]
begin {.baseAnchors {.bottomright {.x (df.rightSB - RBalance) .y 0}}}
include mx
define [TurnRMarks k] : TurnMarks k
function [df] : return {.baseAnchors {.bottomright {.x (df.rightSB - RBalance) .y 0}}}
turned 'turnr' 0x279 'r' HalfAdvance (XH / 2) [TurnRMarks 'e']

6
font-src/glyphs/letter/shared.ptl
View file

@ -315,10 +315,8 @@ glyph-block Letter-Shared-Shapes : begin
define rInY : DiagonalTailInnerRadius
define rInX : 1 * rInY
define InvSqrt2 : 1 / [Math.sqrt 2]
define dxTurn : 0.5 * sw * HVContrast + rInX
define dxTurnObl : if (sign > 0)
-0.75 * TanSlope * rInY
0 * TanSlope * (0.5 * mocSwMid + rInY)
define dxTurn : 0.5 * sw * HVContrast + rInX * df.div
define dxTurnObl : if (sign > 0) (-0.75 * TanSlope * rInY) 0
define dyTurn : 0.5 * mocSwMid
define dxTailStart : dxTurn + InvSqrt2 * rInX + InvSqrt2 * 0.5 * mocFine * HVContrast
define dyTailStart : dyTurn + (1 - InvSqrt2 + [if (sign > 0) 0 (TanSlope)]) * (0.5 * mocFine + rInY)

10
font-src/meta/aesthetics.ptl
View file

@ -111,12 +111,10 @@ export : define [calculateMetrics para] : begin
define TailAdjX : Width * 0.2
define TailAdjY : XH * 0.25
define LBalance : LongJut * 0.04
define IBalance : fallback para.ibalance (LongJut * 0.04)
define LBalance2 : LongJut * 0.14
define IBalance2 : fallback para.ibalance (LongJut * 0.14)
define [IBalance df] : df.div * df.div * [fallback para.ibalance (LongJut * 0.04)] # Serifed
define [IBalance2 df] : df.div * [fallback para.ibalance2 (LongJut * 0.14)] # Hooky, Tailed
define JBalance : fallback para.jbalance 0
define JBalance2 : fallback para.jbalance2 (Stroke * 0.25 + LBalance)
define JBalance2 : fallback para.jbalance2 (Stroke * 0.25 + LongJut * 0.04)
define TBalance : fallback para.tbalance JBalance
define TBalance2 : fallback para.tbalance2 TBalance
define RBalance : fallback para.rbalance (JBalance * 0.3)
@ -202,7 +200,7 @@ export : define [calculateMetrics para] : begin
Rightward Leftward UpwardT DownwardT LeftwardT RightwardT O OX OXHook Hook AHook SHook RHook
JHook FHook HookX Smooth SmallSmooth Stroke DotSize PeriodSize HBarPos OverlayPos
LongJut Jut VJut Accent AccentX AccentBaseOffset AccentStackOffset CThin CThinB SLAB
TailAdjX TailAdjY LBalance IBalance LBalance2 IBalance2 JBalance JBalance2 TBalance
TailAdjX TailAdjY IBalance IBalance2 JBalance JBalance2 TBalance
TBalance2 RBalance RBalance2 FBalance OneBalance WideWidth0 WideWidth1 WideWidth2 WideWidth3
WideWidth4 Ess EssQuestion HalfStroke RightSB Middle CapMiddle DotRadius PeriodRadius
SideJut SmoothA SmoothB SmallSmoothA SmallSmoothB CorrectionOMidX CorrectionOMidS

7
font-src/meta/macros.ptl
View file

@ -129,7 +129,8 @@ define-macro glyph-block-import : syntax-rules
define allExports : object
Common-Derivatives `[select-variant orthographic-italic refer-glyph query-glyph
alias turned HDual HCombine VDual VCombine with-related-glyphs glyph-is-needed]
alias turned HDual HCombine VDual VCombine with-related-glyphs glyph-is-needed
HalfAdvance TurnMarks]
CommonShapes `[Rect SquareAt Ring RingAt DotAt RingStroke RingStrokeAt DotStrokeAt
CircleRing CircleRingAt CircleDotAt OShape OShapeOutline OBarLeftShape OBarRightShape
@ -210,8 +211,8 @@ define-macro glyph-block : syntax-rules
HVContrast Upward Downward Rightward Leftward UpwardT DownwardT LeftwardT RightwardT O OX
OXHook Hook AHook SHook RHook JHook FHook HookX Smooth SmallSmooth Stroke DotSize
PeriodSize HBarPos OverlayPos LongJut Jut VJut Accent AccentX AccentBaseOffset
AccentStackOffset CThin CThinB SLAB TailAdjX TailAdjY LBalance IBalance LBalance2
IBalance2 JBalance JBalance2 TBalance TBalance2 RBalance RBalance2 FBalance OneBalance
AccentStackOffset CThin CThinB SLAB TailAdjX TailAdjY IBalance IBalance2
JBalance JBalance2 TBalance TBalance2 RBalance RBalance2 FBalance OneBalance
WideWidth0 WideWidth1 WideWidth2 WideWidth3 WideWidth4 Ess EssQuestion HalfStroke RightSB
Middle CapMiddle DotRadius PeriodRadius SideJut SmoothA SmoothB SmallSmoothA
SmallSmoothB CorrectionOMidX CorrectionOMidS AdviceStroke AdviceStroke2 MVertStroke

4
font-src/support/glyph.js
View file

@ -177,11 +177,15 @@ module.exports = class Glyph {
if (g.baseAnchors) for (const k in g.baseAnchors) this.baseAnchors[k] = g.baseAnchors[k];
}
setBaseAnchor(id, x, y) {
if (isNaN(x - 0) || isNaN(y - 0)) throw new Error(`NaN found in anchor coord for ${id}`);
this.baseAnchors[id] = new Anchor(x, y).transform(this.gizmo);
}
setMarkAnchor(id, x, y, mbx, mby) {
if (isNaN(x - 0) || isNaN(y - 0)) throw new Error(`NaN found in anchor coord for ${id}`);
this.markAnchors[id] = new Anchor(x, y).transform(this.gizmo);
if (mbx != null && mby != null) {
if (isNaN(mbx - 0) || isNaN(mby - 0))
throw new Error(`NaN found in anchor coord for ${id}`);
this.baseAnchors[id] = new Anchor(mbx, mby).transform(this.gizmo);
}
}

2
package.json
View file

@ -1,6 +1,6 @@
{
"name": "iosevka",
"version": "5.0.4",
"version": "5.0.5",
"main": "./font-src/index.js",
"scripts": {
"build": "node utility/ensure-verda-exists && verda -f verdafile.js",