diff options
Diffstat (limited to 'Build/source/texk/lcdf-typetools/lcdf-typetools-src/mmpfb/t1rewrit.cc')
-rw-r--r-- | Build/source/texk/lcdf-typetools/lcdf-typetools-src/mmpfb/t1rewrit.cc | 924 |
1 files changed, 0 insertions, 924 deletions
diff --git a/Build/source/texk/lcdf-typetools/lcdf-typetools-src/mmpfb/t1rewrit.cc b/Build/source/texk/lcdf-typetools/lcdf-typetools-src/mmpfb/t1rewrit.cc deleted file mode 100644 index c8a4f507f03..00000000000 --- a/Build/source/texk/lcdf-typetools/lcdf-typetools-src/mmpfb/t1rewrit.cc +++ /dev/null @@ -1,924 +0,0 @@ -/* t1rewrit.cc -- routines for multiple- to single-master charstring conversion - * - * Copyright (c) 1997-2019 Eddie Kohler - * - * This program is free software; you can redistribute it and/or modify it - * under the terms of the GNU General Public License as published by the Free - * Software Foundation; either version 2 of the License, or (at your option) - * any later version. This program is distributed in the hope that it will be - * useful, but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General - * Public License for more details. - */ - -#ifdef HAVE_CONFIG_H -# include <config.h> -#endif -#include "t1rewrit.hh" -#include <efont/t1item.hh> -#include <efont/t1csgen.hh> -#include <lcdf/error.hh> -#include <lcdf/straccum.hh> -#include <stdio.h> -#include <math.h> - -using namespace Efont; - -static bool itc_complained = false; -static ErrorHandler *itc_errh; - -void -itc_complain() -{ - //itc_errh->warning("strange %<callothersubr%>; is this an ITC font?"); - itc_complained = true; -} - - -/***** - * HintReplacementDetector - **/ - -class HintReplacementDetector : public CharstringInterp { public: - - HintReplacementDetector(Type1Font *, int); - HintReplacementDetector(Type1Font *, const Vector<double> &, int); - - bool is_hint_replacement(int i) const { return _hint_replacements[i] != 0; } - int call_count(int i) const { return _call_counts[i]; } - - bool type1_command(int); - - bool run(Type1Font *, Type1Charstring &); - - private: - - Vector<int> _hint_replacements; - Vector<int> _call_counts; - int _subr_level; - int _count_calls_below; - -}; - -HintReplacementDetector::HintReplacementDetector(Type1Font *f, int b) - : CharstringInterp(), - _hint_replacements(f->nsubrs(), 0), _call_counts(f->nsubrs(), 0), - _count_calls_below(b) -{ -} - -HintReplacementDetector::HintReplacementDetector(Type1Font *f, const Vector<double> &wv, int b) - : CharstringInterp(wv), - _hint_replacements(f->nsubrs(), 0), _call_counts(f->nsubrs(), 0), - _count_calls_below(b) -{ -} - -bool -HintReplacementDetector::type1_command(int cmd) -{ - switch (cmd) { - - case Cs::cCallothersubr: { - if (size() < 2) - goto unknown; - int command = (int)top(0); - int n = (int)top(1); - if (command == Cs::othcReplacehints && n == 1) { - pop(2); - _hint_replacements[(int)top()] = 1; - ps_clear(); - ps_push(top()); - pop(); - break; - } else if (command >= Cs::othcMM1 && command <= Cs::othcMM6) { - pop(2); - return mm_command(command, n); - } else if (command >= Cs::othcITC_load && command <= Cs::othcITC_random) { - pop(2); - return itc_command(command, n); - } else - goto unknown; - } - - case Cs::cCallsubr: { - if (size() < 1) - return error(errUnderflow, cmd); - int which = (int)pop(); - if (!_count_calls_below || _subr_level < _count_calls_below) - _call_counts[which]++; - - Charstring *subr_cs = get_subr(which); - if (!subr_cs) - return error(errSubr, which); - - _subr_level++; - subr_cs->process(*this); - _subr_level--; - - if (error() != errOK) - return false; - return !done(); - } - - case Cs::cEndchar: - case Cs::cReturn: - return CharstringInterp::type1_command(cmd); - - case Cs::cBlend: - case Cs::cAbs: - case Cs::cAdd: - case Cs::cSub: - case Cs::cDiv: - case Cs::cNeg: - case Cs::cRandom: - case Cs::cMul: - case Cs::cSqrt: - case Cs::cDrop: - case Cs::cExch: - case Cs::cIndex: - case Cs::cRoll: - case Cs::cDup: - case Cs::cAnd: - case Cs::cOr: - case Cs::cNot: - case Cs::cEq: - case Cs::cIfelse: - return arith_command(cmd); - - case Cs::cPop: - if (ps_size() >= 1) - push(ps_pop()); - break; - - default: - unknown: - clear(); - break; - - } - return true; -} - -bool -HintReplacementDetector::run(Type1Font *f, Type1Charstring &cs) -{ - _subr_level = 0; - CharstringInterp::interpret(f, &cs); - return error() == errOK; -} - - -/***** - * Type1OneMMRemover - **/ - -class Type1OneMMRemover: public CharstringInterp { public: - - Type1OneMMRemover(Type1MMRemover *); - - bool type1_command(int); - - inline bool run_fresh_subr(const Type1Charstring &, bool); - inline bool run_fresh_glyph(const Type1Charstring &); - inline bool rerun_subr(const Type1Charstring &); - - Type1Charstring *output_prefix(); - void output_main(Type1Charstring &); - - private: - - Type1MMRemover *_remover; - Type1CharstringGen _prefix_gen; - Type1CharstringGen _main_gen; - - int _subr_level; - bool _in_subr; - bool _in_prefix; - bool _must_expand; - - inline void run_subr(Type1Charstring *); - bool itc_command(int command, int on_stack); - - bool run(const Type1Charstring &, bool, bool, bool); - -}; - -/* For version 1.1 - * - * Problem: Sometimes a charstring will call one subroutine, which will call - * another, etc., which finally does a multiple master CallOtherSubr! The - * required arguments might build up only gradually over all the subrs. This - * makes it hard to remove the eventual CallOtherSubr! - * - * Partial solution: Divide each subroutine into two parts: the initial - * "prefix" contains the closure of any initial multiple-master commands - * (including those from sub-subroutines), the following "main" part has all - * the other commands. In a situation like this: - * - * subr-1 = 8 15 callothersubr pop pop pop return - * subr-2 = 4 5 6 1 callsubr return - * subr-3 = 1 2 3 2 callsubr return - * - * we'll divide it up like this: (prefix || main) - * - * subr-1 = 8 15 callothersubr pop pop pop || (nothing) - * subr-2 = 4 5 6 8 15 callothersubr pop pop pop || (nothing) - * subr-3 = 1 2 3 4 5 6 8 15 callothersubr pop pop pop || (nothing) - * - * Now, when we call a subroutine, we EXECUTE its prefix part. Then, if its - * main part is nonempty, we output the original call to the subroutine to - * take care of the main part. */ - - -Type1OneMMRemover::Type1OneMMRemover(Type1MMRemover *remover) - : CharstringInterp(remover->weight_vector()), - _remover(remover), _prefix_gen(remover->precision()), - _main_gen(remover->precision()) -{ -} - -inline void -Type1OneMMRemover::run_subr(Type1Charstring *cs) -{ - _subr_level++; - cs->process(*this); - _subr_level--; -} - -bool -Type1OneMMRemover::itc_command(int command, int on_stack) -{ - const Vector<double> &weight = weight_vector(); - assert(weight.size()); - Vector<double> *scratch = scratch_vector(); - Type1CharstringGen *gen = - (_in_prefix ? &_prefix_gen : (_in_subr ? &_main_gen : 0)); - - int base = size() - on_stack - 2; - switch (command) { - - case Cs::othcITC_load: { - if (on_stack != 1) - return false; - int offset = (int)at(base); - for (int i = 0; i < weight.size(); i++) - vec(scratch, offset+i) = weight.at_u(i); - // save load command, so we expand its effects into the scratch - // vector - if (gen) { - gen->gen_number(offset); - gen->gen_number(1); - gen->gen_number(Cs::othcITC_load); - gen->gen_command(Cs::cCallothersubr); - } - break; - } - - case Cs::othcITC_put: { - if (on_stack != 2) - return false; - int offset = (int)at(base+1); - vec(scratch, offset) = at(base); - // save put command, so we expand its effects into the scratch - // vector - if (gen) { - gen->gen_number(at(base)); - gen->gen_number(offset); - gen->gen_number(2); - gen->gen_number(Cs::othcITC_put); - gen->gen_command(Cs::cCallothersubr); - } - break; - } - - case Cs::othcITC_get: { - if (on_stack != 1) - return false; - int offset = (int)at(base); - double d = vec(scratch, offset); - if (!KNOWN(d)) { - _must_expand = true; - return false; - } - ps_push(d); - break; - } - - case Cs::othcITC_add: { - if (on_stack != 2) - return false; - ps_push(at(base) + at(base+1)); - break; - } - - case Cs::othcITC_sub: { - if (on_stack != 2) - return false; - ps_push(at(base) - at(base+1)); - break; - } - - case Cs::othcITC_mul: { - if (on_stack != 2) - return false; - ps_push(at(base) * at(base+1)); - break; - } - - case Cs::othcITC_div: { - if (on_stack != 2) - return false; - ps_push(at(base) / at(base+1)); - break; - } - - case Cs::othcITC_ifelse: { - if (on_stack != 4) - return false; - if (at(base+2) <= at(base+3)) - ps_push(at(base)); - else - ps_push(at(base+1)); - break; - } - - default: - return false; - - } - - pop(on_stack + 2); - return true; -} - -bool -Type1OneMMRemover::type1_command(int cmd) -{ - switch (cmd) { - - case Cs::cCallothersubr: { - // Expand known othersubr calls. If we cannot expand the othersubr - // call completely, then write it to the expander. - if (size() < 2) - goto partial_othersubr; - int command = (int)top(0); - int n = (int)top(1); - if (command >= Cs::othcITC_load && command <= Cs::othcITC_random) { - if (!itc_complained) - itc_complain(); - if (size() < 2 + n || !itc_command(command, n)) - goto partial_othersubr; - } else if (command >= Cs::othcMM1 && command <= Cs::othcMM6) { - if (size() < 2 + n) - goto partial_othersubr; - pop(2); - mm_command(command, n); - } else - goto normal; - break; - } - - partial_othersubr: { - if (!_in_prefix) { - _must_expand = true; - goto normal; - } - _prefix_gen.gen_stack(*this, 0); - _prefix_gen.gen_command(Cs::cCallothersubr); - break; - } - - case Cs::cCallsubr: { - // expand subroutines in line if necessary - if (size() < 1) - goto normal; - int subrno = (int)pop(); - if (_subr_level < 1) { // otherwise, have already included prefix - if (Type1Charstring *cs = _remover->subr_prefix(subrno)) - run_subr(cs); - } - if (Type1Charstring *cs = _remover->subr_expander(subrno)) - run_subr(cs); - else { - push(subrno); - goto normal; - } - break; - } - - case Cs::cPop: - if (ps_size() >= 1) - push(ps_pop()); - else if (_in_prefix && ps_size() == 0) { - _prefix_gen.gen_stack(*this, 0); - _prefix_gen.gen_command(Cs::cPop); - } else - goto normal; - break; - - case Cs::cDiv: - if (size() < 2) - goto normal; - top(1) /= top(0); - pop(); - break; - - case Cs::cReturn: - return false; - - normal: - default: - _main_gen.gen_stack(*this, cmd); - _main_gen.gen_command(cmd); - _in_prefix = 0; - return (cmd != Cs::cEndchar); - - } - return true; -} - - -bool -Type1OneMMRemover::run(const Type1Charstring &cs, - bool in_subr, bool do_prefix, bool fresh) -{ - _prefix_gen.clear(); - _main_gen.clear(); - _in_subr = in_subr; - _in_prefix = do_prefix; - _subr_level = (fresh ? 0 : 1); - _must_expand = false; - Vector<double> *scratch = scratch_vector(); - scratch->assign(scratch->size(), UNKDOUBLE); - - CharstringInterp::interpret(_remover->program(), &cs); - - if (in_subr) { - _main_gen.gen_stack(*this, Cs::cReturn); - _main_gen.gen_command(Cs::cReturn); - } - if (_must_expand) - return true; - if (fresh && in_subr) { - if (_main_gen.length() == 0 - || (_main_gen.length() == 1 && _main_gen.data()[0] == Cs::cReturn)) - return true; - } - return false; -} - -inline bool -Type1OneMMRemover::run_fresh_subr(const Type1Charstring &cs, bool do_prefix) -{ - return run(cs, true, do_prefix, true); -} - -inline bool -Type1OneMMRemover::run_fresh_glyph(const Type1Charstring &cs) -{ - return run(cs, false, false, true); -} - -inline bool -Type1OneMMRemover::rerun_subr(const Type1Charstring &cs) -{ - return run(cs, true, false, false); -} - -Type1Charstring * -Type1OneMMRemover::output_prefix() -{ - if (_prefix_gen.length() > 0) { - _prefix_gen.gen_command(Cs::cReturn); - return _prefix_gen.output(); - } else - return 0; -} - -void -Type1OneMMRemover::output_main(Type1Charstring &cs) -{ - _main_gen.output(cs); -} - - -/***** - * Type1BadCallRemover - **/ - -class Type1BadCallRemover: public CharstringInterp { public: - - Type1BadCallRemover(Type1MMRemover *); - - bool type1_command(int); - - bool run(Type1Charstring &, bool is_subr); - - private: - - Type1CharstringGen _gen; - Type1MMRemover *_remover; - bool _is_subr; - -}; - -Type1BadCallRemover::Type1BadCallRemover(Type1MMRemover *remover) - : CharstringInterp(remover->weight_vector()), - _gen(remover->precision()), _remover(remover) -{ -} - -bool -Type1BadCallRemover::type1_command(int cmd) -{ - switch (cmd) { - - case Cs::cCallsubr: { - if (size() < 1) - goto normal; - int subrno = (int)top(); - if (!get_subr(subrno)) { - pop(); - return false; - } else - goto normal; - } - - normal: - default: - _gen.gen_stack(*this, 0); - _gen.gen_command(cmd); - return (cmd != Cs::cEndchar || _is_subr) && cmd != Cs::cReturn; - - } -} - -bool -Type1BadCallRemover::run(Type1Charstring &cs, bool is_subr) -{ - _is_subr = is_subr; - _gen.clear(); - CharstringInterp::interpret(_remover->program(), &cs); - _gen.output(cs); - return error() == errOK; -} - - -/***** - * Type1MMRemover - **/ - -Type1MMRemover::Type1MMRemover(Type1Font *font, const Vector<double> &wv, - int precision, ErrorHandler *errh) - : _font(font), _weight_vector(wv), _precision(precision), - _nsubrs(font->nsubrs()), - _subr_done(_nsubrs, 0), - _subr_prefix(_nsubrs, (Type1Charstring *)0), - _must_expand_subr(_nsubrs, 0), - _hint_replacement_subr(_nsubrs, 0), - _expand_all_subrs(false), _errh(errh) -{ - itc_errh = _errh; - - // find subroutines needed for hint replacement - HintReplacementDetector hr(font, wv, 0); - for (int i = 0; i < _font->nglyphs(); i++) - if (Type1Subr *g = _font->glyph_x(i)) - hr.run(font, g->t1cs()); - for (int i = 0; i < _nsubrs; i++) - if (hr.is_hint_replacement(i)) - _hint_replacement_subr[i] = 1; - - // don't get rid of first 4 subrs - for (int i = 0; i < _nsubrs && i < 4; i++) - _subr_done[i] = 1; -} - -Type1MMRemover::~Type1MMRemover() -{ - for (int i = 0; i < _nsubrs; i++) - if (_subr_prefix[i]) - delete _subr_prefix[i]; -} - - -Type1Charstring * -Type1MMRemover::subr_prefix(int subrno) -{ - if (subrno < 0 || subrno >= _nsubrs) - return 0; - - if (!_subr_done[subrno]) { - _subr_done[subrno] = 1; - - Type1Charstring *subr = _font->subr(subrno); - if (!subr) - return 0; - - Type1OneMMRemover one(this); - if (one.run_fresh_subr(*subr, !_hint_replacement_subr[subrno])) - _must_expand_subr[subrno] = true; - _subr_prefix[subrno] = one.output_prefix(); - one.output_main(*subr); - } - - return _subr_prefix[subrno]; -} - -Type1Charstring * -Type1MMRemover::subr_expander(int subrno) -{ - if (subrno < 0 || subrno >= _nsubrs) - return 0; - if (!_subr_done[subrno]) - (void)subr_prefix(subrno); - if (!_expand_all_subrs && !_must_expand_subr[subrno]) - return 0; - return _font->subr(subrno); -} - -extern "C" { -static int CDECL -sort_permstring_compare(const void *v1, const void *v2) -{ - const PermString *s1 = (const PermString *)v1; - const PermString *s2 = (const PermString *)v2; - return strcmp(s1->c_str(), s2->c_str()); -} -} - -void -Type1MMRemover::run() -{ - Type1OneMMRemover one(this); - - // check subroutines - for (int subrno = 0; subrno < _nsubrs; subrno++) - (void)subr_prefix(subrno); - - // expand glyphs - Vector<PermString> bad_glyphs; - for (int i = 0; i < _font->nglyphs(); i++) { - Type1Subr *g = _font->glyph_x(i); - if (g) { - if (one.run_fresh_glyph(g->t1cs())) { - // Every glyph should be fully expandable without encountering - // a MM command. If we fail the first time, try again, - // expanding ALL subroutines. This catches, for example, SUBR - // 1 { 1 0 return }; GLYPH g { 1 callsubr 2 blend }; This will - // fail the first time, because `1 callsubr' will be left as a - // subroutine call, so `1 0' (required arguments to `blend') - // won't be visible. - _expand_all_subrs = true; - if (one.run_fresh_glyph(g->t1cs())) - bad_glyphs.push_back(g->name()); - _expand_all_subrs = false; - } - one.output_main(g->t1cs()); - } - } - - // remove uncalled subroutines, expand hint replacement subroutines - HintReplacementDetector hr(_font, _weight_vector, 0); - for (int i = 0; i < _font->nglyphs(); i++) - if (Type1Subr *g = _font->glyph_x(i)) - hr.run(_font, g->t1cs()); - // don't remove first four subroutines! - for (int subrno = 4; subrno < _nsubrs; subrno++) - if (hr.call_count(subrno) || _hint_replacement_subr[subrno]) { - Type1Charstring *cs = _font->subr(subrno); - if (one.rerun_subr(*cs)) { - _expand_all_subrs = true; - if (one.rerun_subr(*cs)) - bad_glyphs.push_back(permprintf("subr %d", subrno)); - _expand_all_subrs = false; - } - one.output_main(*cs); - } else - _font->remove_subr(subrno); - - // remove calls to removed subroutines - Type1BadCallRemover bcr(this); - for (int i = 0; i < _font->nglyphs(); i++) - if (Type1Subr *g = _font->glyph_x(i)) - bcr.run(g->t1cs(), false); - for (int subrno = 4; subrno < _nsubrs; subrno++) - if (Type1Charstring *cs = _font->subr(subrno)) - bcr.run(*cs, true); - - // report warnings - if (bad_glyphs.size()) { - qsort(&bad_glyphs[0], bad_glyphs.size(), sizeof(PermString), sort_permstring_compare); - _errh->error("could not fully interpolate the following glyphs:"); - StringAccum sa; - for (int i = 0; i < bad_glyphs.size(); i++) { - PermString n = bad_glyphs[i]; - bool comma = (i < bad_glyphs.size() - 1); - if (sa.length() && sa.length() + 1 + n.length() + comma > 70) { - _errh->message(" %s", sa.c_str()); - sa.clear(); - } - sa << (sa.length() ? " " : "") << n << (comma ? "," : ""); - } - _errh->message(" %s", sa.c_str()); - } -} - - -/***** - * SubrExpander - **/ - -class SubrExpander : public CharstringInterp { public: - - SubrExpander(); - - void set_renumbering(const Vector<int> *v) { _renumbering = v; } - - bool type1_command(int); - - bool run(Type1Font *, Type1Charstring &); - - private: - - Type1CharstringGen _gen; - const Vector<int> *_renumbering; - int _subr_level; - -}; - -SubrExpander::SubrExpander() - : CharstringInterp(), _gen(0), _renumbering(0) -{ -} - -bool -SubrExpander::type1_command(int cmd) -{ - switch (cmd) { - - case Cs::cCallsubr: { - if (size() < 1) - goto unknown; - int subrno = (int)top(0); - int renumber_subrno = (subrno >= 0 && subrno < _renumbering->size() ? (*_renumbering)[subrno] : subrno); - if (renumber_subrno >= 0) { - top(0) = renumber_subrno; - goto unknown; - } - pop(); - if (Charstring *subr_cs = get_subr(subrno)) { - _subr_level++; - subr_cs->process(*this); - _subr_level--; - } - return !done(); - } - - case Cs::cEndchar: - set_done(); - goto end_cs; - - case Cs::cReturn: - if (_subr_level) - return false; - goto end_cs; - - end_cs: - _gen.gen_stack(*this, cmd); - _gen.gen_command(cmd); - return false; - - default: - unknown: - _gen.gen_stack(*this, cmd); - _gen.gen_command(cmd); - break; - - } - return true; -} - -bool -SubrExpander::run(Type1Font *font, Type1Charstring &cs) -{ - _gen.clear(); - _subr_level = 0; - CharstringInterp::interpret(font, &cs); - _gen.output(cs); - return error() == errOK; -} - - -/***** - * Type1SubrRemover - **/ - -Type1SubrRemover::Type1SubrRemover(Type1Font *font, ErrorHandler *errh) - : _font(font), _nsubrs(font->nsubrs()), - _renumbering(_nsubrs, REMOVABLE), _cost(_nsubrs, 0), - _save_count(0), _nonexist_count(0), _errh(errh) -{ - // find subroutines needed for hint replacement - HintReplacementDetector hr(font, 2); - for (int i = 0; i < _font->nglyphs(); i++) { - Type1Subr *g = _font->glyph_x(i); - if (g) - hr.run(_font, g->t1cs()); - } - - // save necessary subroutines - for (int i = 0; i < 4; i++) { - _renumbering[i] = i; - _save_count++; - } - // save hint-replacement subroutines - for (int i = 0; i < _nsubrs; i++) { - Type1Subr *cs = _font->subr_x(i); - if (!cs) { - _renumbering[i] = DEAD; - _nonexist_count++; - } else if (hr.is_hint_replacement(i)) { - _renumbering[i] = i; - _save_count++; - } else - _cost[i] = hr.call_count(i) * (cs->t1cs().length() - (i <= 107 ? 2 : 3)); - } -} - -Type1SubrRemover::~Type1SubrRemover() -{ -} - -static Vector<int> *sort_keys; - -extern "C" { -static int CDECL -sort_permute_compare(const void *v1, const void *v2) -{ - const int *i1 = (const int *)v1; - const int *i2 = (const int *)v2; - return (*sort_keys)[*i1] - (*sort_keys)[*i2]; -} -} - -bool -Type1SubrRemover::run(int lower_to) -{ - if (lower_to < 0) - lower_to = _nsubrs; - if (lower_to < _save_count) { - _errh->warning("reducing %s to minimum number of subroutines (%d)", - _font->font_name().c_str(), _save_count - _nonexist_count); - lower_to = _save_count; - } - int to_remove = _nsubrs - _nonexist_count - lower_to; - if (to_remove < 0) - to_remove = 0; - - // multiply by lost bytes per call - Vector<int> permute; - for (int i = 0; i < _nsubrs; i++) - permute.push_back(i); - - // sort them by least frequent use -> most frequent use - sort_keys = &_cost; - qsort(&permute[0], _nsubrs, sizeof(int), sort_permute_compare); - - // mark first portion of `permute' to be removed - int removed = 0; - for (int i = 0; i < _nsubrs; i++) { - int p = permute[i]; - if (_renumbering[p] == REMOVABLE && removed < to_remove) { - _renumbering[p] = DEAD; - removed++; - } - } - - // renumber the rest - int renumber_pos = 0; - for (int i = 0; i < _nsubrs; i++) - if (_renumbering[i] == REMOVABLE) { // save it - while (_renumbering[renumber_pos] >= 0) - renumber_pos++; - _renumbering[i] = renumber_pos++; - } - SubrExpander rem0; - rem0.set_renumbering(&_renumbering); - - // go through and change them all - for (int i = 0; i < _nsubrs; i++) { - Type1Subr *s = _font->subr_x(i); - if (s && _renumbering[i] >= 0) - rem0.run(_font, s->t1cs()); - } - for (int i = 0; i < _font->nglyphs(); i++) - if (Type1Subr *g = _font->glyph_x(i)) - rem0.run(_font, g->t1cs()); - - // actually remove subroutines - _font->renumber_subrs(_renumbering); - - return true; -} |