summaryrefslogtreecommitdiff
path: root/tex/context/fonts/mkiv/erewhon-math.lfg
blob: cf2e7f28cf869a69b0bad3a5524587800c0fa1dd (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
-- This font is under active development so we don't want to tweek it too much
-- before all issues are sorted out.

local common  = fonts.goodies.load("common-math.lfg")
local presets = common.mathematics.tweaks.presets

return {
    name = "erewhon-math",
    version = "1.00",
    comment = "Goodies that complement erewhon math.",
    author = "Hans Hagen & Mikael Sundqvist",
    copyright = "ConTeXt development team",
    mathematics = {
        parameters = {
            -- NoLimitSupFactor                =    0,
            -- NoLimitSubFactor                =  900,
            -- AccentBaseHeight                =    0,
            AccentBaseDepth                 =   60,
            -- RadicalDegreeBottomRaisePercent =   55,
            -- RadicalKernAfterDegree          = -600,
            -- RadicalRuleThickness            =   45, -- 55 in font
            DelimiterPercent                =   90,
            DelimiterShortfall              =  400,
         -- DisplayOperatorMinHeight        = 1800, -- 1300 in font (one size)
        },
        tweaks = {
            aftercopying = {
                {
                    tweak   = "fixprimes",
                    -- smaller = true, -- replace multiples
                    factor  = 0.9,
                    scale   = 1.0,
                    fake    = 0.85, -- replace multiples with this width proportion
                },
                {
                    tweak = "addmirrors",
                },
{
    tweak = "dimensions",
    list  = {
        ["0x222B.variants.*"] = { axis = .15 },
    },
},
{
    tweak = "fixintegrals",
},
                presets.scripttocalligraphic { },
                presets.rsfstoscript         { },
                presets.rsfsuprighttoscript  { },
                presets.moderntocalligraphic { },
                presets.eulertocalligraphic  { },
                presets.xitsarabic           { rscale  = 0.90 },
                presets.fallbacks            { },
                presets.moveitalics          { correct = true },
                presets.moveitalics          { correct = true, letters = true },
                presets.moveintegrals        { factor = 1.5 },
                presets.wipeitalics          { },
                {
                    tweak = "kerns",
                    list  = {
                        [0x002F]                = { topleft  = -0.15, bottomright = -0.15 },
                        ["0x7D.parts.top"]      = { topright = -0.15,                     }, -- right brace top
                        ["0x7D.parts.bottom"]   = {                   bottomright = -0.15 }, -- right brace bottom
                        ["0x7D.variants.*"]     = { topright = -0.05, bottomright = -0.05 }, -- right brace variants
                        ["0x29.parts.top"]      = { topright = -0.1,                      }, -- right parenthesis top
                        ["0x29.parts.bottom"]   = {                   bottomright = -0.1  }, -- right parenthesis bottom
                        ["0x29.variants.*"]     = { topright = -0.1,  bottomright = -0.1  }, -- right parenthesis variants
                        ["0x221A.parts.top"]    = { topright =  0.2,                      }, -- right radical top
                        ["0x221A.parts.bottom"] = {                   bottomright =  0.2  }, -- right radical bottom
                        ["0x221A.variants.*"]   = { topright =  0.2,  bottomright =  0.2  }, -- right radical variants
                        [0x27E9]                = { topright = -0.1,  bottomright = -0.1  }, -- angle
                        ["0x27E9.variants.*"]   = { topright = -0.2,  bottomright = -0.2  },
                        [0x27EB]                = { topright = -0.1,  bottomright = -0.1  },
                        ["0x27EB.variants.*"]   = { topright = -0.2,  bottomright = -0.2  },
                    },
                },
{
    tweak   = "radicaldegreeanchors",
    list = {
        -- [0x221A]                = { location = "left", hfactor  = .1, vfactor  = .3 },
        -- ["0x221A.variants.*"]   = { location = "left", hfactor  = .1, vfactor  = .625 },
        -- ["0x221A.variants.1"]   = { location = "left", hfactor  = .1, vfactor  = .575 },
     -- ["0x221A.variants.2"]   = { location = "left", hfactor  = .1, vfactor  = .575 },
     -- ["0x221A.variants.3"]   = { location = "left", hfactor  = .1, vfactor  = .55 },
     -- ["0x221A.variants.4"]   = { location = "left", hfactor  = .1, vfactor  = .55 },
     -- ["0x221A.variants.5"]   = { location = "left", hfactor  = .1, vfactor  = .55 },
     -- ["0x221A.variants.5"]   = { location = "left", hfactor  = .1, vfactor  = .55 },
     -- ["0x221Aq.variants.6"]  = { location = "left", hfactor  = .1, vfactor  = .55 },
     -- ["0x221A.parts.top"]    = { location = "left", hfactor  = .1, vfactor  = 5.5 }, -- keep commented: bottom wins over top
        ["0x221A.parts.bottom"] = { location = "left", hfactor  = .1, vfactor  = 1.025 },
    }
},

                {
                    tweak = "checkspacing",
                },
                {
                    tweak = "addscripts",
                },
                {
                    tweak = "accentdimensions",
                },
                {
                    tweak = "addrules",
                },
                {
                    tweak = "addactuarian",
                },
                {
                    tweak = "addequals",
                },
                {
                    tweak = "addfourier",
                    variant = 2,
                },
                {
                    tweak = "setoptions",
--                     set   = { "ignorekerndimensions" }
                },
                -- this is the mkiv section
--                 {
--                     tweak   = "emulatelmtx",
--                     feature = "emulatelmtx",
--                     comment = "this is for mkiv",
--                 },
            },
        },
        bigslots = {
            1, 2, 3, 4
        },
    },

}