diff options
| -rw-r--r-- | src/luaotfload-auxiliary.lua | 23 |
1 files changed, 11 insertions, 12 deletions
diff --git a/src/luaotfload-auxiliary.lua b/src/luaotfload-auxiliary.lua index d6835a9..e544dd7 100644 --- a/src/luaotfload-auxiliary.lua +++ b/src/luaotfload-auxiliary.lua @@ -88,13 +88,12 @@ package. --doc]]-- local set_sscale_dimens = function (fontdata) - local mathconstants = fontdata.MathConstants - local parameters = fontdata.parameters - if mathconstants then - parameters[10] = mathconstants.ScriptPercentScaleDown or 70 - parameters[11] = mathconstants.ScriptScriptPercentScaleDown or 50 - end - return fontdata + local resources = fontdata.resources if not resources then return end + local mathconstants = resources.MathConstants if not mathconstants then return end + local parameters = fontdata.parameters if not parameters then return end + --- the default values below are complete crap + parameters [10] = mathconstants.ScriptPercentScaleDown or 70 + parameters [11] = mathconstants.ScriptScriptPercentScaleDown or 50 end luaotfload_callbacks [#luaotfload_callbacks + 1] = { @@ -104,8 +103,8 @@ luaotfload_callbacks [#luaotfload_callbacks + 1] = { --- fontobj -> int local lookup_units = function (fontdata) local metadata = fontdata.shared and fontdata.shared.rawdata.metadata - if metadata and metadata.units_per_em then - return metadata.units_per_em + if metadata and metadata.units then + return metadata.units elseif fontdata.parameters and fontdata.parameters.units then return fontdata.parameters.units elseif fontdata.units then --- v1.x @@ -122,9 +121,9 @@ local patch_cambria_domh = function (fontdata) local mathconstants = fontdata.MathConstants if mathconstants and fontdata.psname == "CambriaMath" then --- my test Cambria has 2048 - local units_per_em = fontdata.units_per_em or lookup_units(fontdata) - local sz = fontdata.parameters.size or fontdata.size - local mh = 2800 / units_per_em * sz + local units = fontdata.units or lookup_units(fontdata) + local sz = fontdata.parameters.size or fontdata.size + local mh = 2800 / units * sz if mathconstants.DisplayOperatorMinHeight < mh then mathconstants.DisplayOperatorMinHeight = mh end |