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-- Well, here we have yet another math font that does things differently: a huge prime in the ssty1
-- slot (not an alternate but a single) and a small one in the normal location. Actually, only primes
-- have an ssty feature. Now, because we have some magic with primes in ConTeXt we cannot use some
-- fix-feature or just disable ssty, but we have to revert to a runtime fix. Lucky me that I didn't
-- remove that hardly needed 'tweaks' mechanism yet.

return {
    name = "libertinus-math",
    version = "1.00",
    comment = "Goodies that complement libertinus.",
    author = "Hans Hagen & Mikael Sundqvist",
    copyright = "ConTeXt development team",
    mathematics = {
        parameters = {
            NoLimitSupFactor      =    0,
            NoLimitSubFactor      = 1000,
            FractionRuleThickness =   50,
            OverbarRuleThickness  =   50,
         -- RadicalRuleThickness  =   50,
            UnderbarRuleThickness =   50,
         -- AccentTopShiftUp      =    0,
            AccentBaseDepth       =   10,
        },
        tweaks = {
            aftercopying = {
                {
                    tweak    = "version",
                 -- expected = "Version 6.8",
                    expected = "Version 7.040",
                },
                {
                    tweak = "dimensions",
                    list  = {
                        [0x00060] = { yoffset = -0.075 },           -- grave
                        [0x000B4] = { yoffset = -0.075 },           -- acute
                        [0x002C6] = { yoffset = -0.075 },           -- hat
                        [0x002DC] = { yoffset = -0.075 },           -- tilde
                     -- [0x000AF] = { yoffset = -0.1 },             -- bar
                        [0x002D8] = { yoffset = -0.075 },           -- breve
                        [0x002D9] = { yoffset = -0.05 },            -- dot
                        [0x000A8] = { yoffset = -0.02 },            -- ddot
                        [0x020DB] = { yoffset = -0.02 },            -- dddot
                        [0x002DA] = { yoffset = -0.1 },             -- ring
                     -- [0x002C7] = { yoffset = -0.1 },             -- check
                        [0x020D7] = { yoffset = -0.1 },             -- vec
                        [0x00300] = { yoffset = -0.1 , all=true },  -- widegrave
                        [0x00301] = { yoffset = -0.1 , all=true },  -- wideacute
                        [0x00302] = { yoffset = -0.1 , all=true },  -- widehat
                        [0x00303] = { yoffset = -0.09 , all=true }, -- widetilde
                     -- [0x00304] = { yoffset = -0.12 , all=true }, -- widebar
                        [0x00306] = { yoffset = -0.05 , all=true }, -- widebreve
                        [0x00307] = { yoffset = -0.02 , all=true }, -- widedot
                        [0x00308] = { yoffset = -0.02 , all=true }, -- wideddot
                     -- [0x020DB] = { yoffset = -0.1 , all=true },  -- widedddot
                        [0x0030A] = { yoffset = -0.12 , all=true }, -- widering
                        [0x0030C] = { yoffset = -0.04 , all=true }, -- widecheck
                     -- [0x1D44F] = { 0, 1, 0, 1.5 },               -- b (6.8)
                     -- [0x1D451] = { 0, 1, 0, 1.2 },               -- d (6.8)
                     -- [0x0210E] = { 0, 1, 0, 1.5 },               -- h (6.8)
                     -- [0x1D458] = { 0, 1, 0, 1.5 },               -- k (6.8)
                    },
                },
                {
                    tweak = "kerns",
                    list  = {
                        [0x2F] = {
                            topleft     = -0.15,
                         -- bottomleft  =  0,
                         -- topright    =  0,
                            bottomright =  -0.15,
                       },
                    },
                },
                {
                    tweak   = "fixprimes",
                    scale   = 0.9,
                 -- smaller = true,
                    factor  = 0.9,
                },
                {
                    tweak = "checkspacing",
                },
                {
                    tweak = "addscripts",
                },
                {
                    tweak = "accentdimensions",
                },
                {
                    tweak = "addrules",
                },
            },
        },
        bigslots = {
            1, 3, 5, 7
        },
    },
}