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-rw-r--r--Master/texmf-dist/tex/context/base/mkiv/grph-u3d.lua51
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diff --git a/Master/texmf-dist/tex/context/base/mkiv/grph-u3d.lua b/Master/texmf-dist/tex/context/base/mkiv/grph-u3d.lua
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+++ b/Master/texmf-dist/tex/context/base/mkiv/grph-u3d.lua
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+if not modules then modules = { } end modules ['grph-u3d'] = {
+ version = 1.001,
+ comment = "companion to grph-inc.mkiv",
+ author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
+ copyright = "PRAGMA ADE / ConTeXt Development Team",
+ license = "see context related readme files"
+}
+
+-- see lpdf-u3d.lua for comment
+
+-- maybe: backends.codeinjections.insertu3d
+
+local trace_inclusion = false trackers.register("figures.inclusion", function(v) trace_inclusion = v end)
+
+local report_u3d = logs.reporter("graphics","u3d")
+
+local figures = figures
+local context = context
+local nodeinjections = backends.nodeinjections
+local todimen = string.todimen
+
+function figures.checkers.u3d(data)
+ local dr, du, ds = data.request, data.used, data.status
+ local width = todimen(dr.width or figures.defaultwidth)
+ local height = todimen(dr.height or figures.defaultheight)
+ local foundname = du.fullname
+ dr.width, dr.height = width, height
+ du.width, du.height, du.foundname = width, height, foundname
+ if trace_inclusion then
+ report_u3d("including u3d %a, width %p, height %p",foundname,width,height)
+ end
+ context.startfoundexternalfigure(width .. "sp",height .. "sp")
+ context(function()
+ nodeinjections.insertu3d {
+ foundname = foundname,
+ width = width,
+ height = height,
+ factor = number.dimenfactors.bp,
+ display = dr.display,
+ controls = dr.controls,
+ label = dr.label,
+ }
+ end)
+ context.stopfoundexternalfigure()
+ return data
+end
+
+figures.includers.u3d = figures.includers.nongeneric
+
+figures.registersuffix("u3d","u3d")
+figures.registersuffix("prc","u3d")