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fixed vstem handling (lack thereof) in check_width 

bug exposed by U+2261 equivalence in SourceCodePro-Regular.otf
This commit is contained in:
Michiharu Ariza 2018-11-09 08:59:18 -08:00
parent 26c291aaa0
commit 8798416587
1 changed files with 4 additions and 1 deletions
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5
src/hb-cff1-interp-cs.hh
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@ -92,12 +92,13 @@ struct CFF1CSOpSet : CSOpSet<Number, OPSET, CFF1CSInterpEnv, PARAM, PATH>
bool has_width = false;
switch (op)
{
default:
case OpCode_endchar:
has_width = (env.argStack.get_count () > 0);
break;
case OpCode_hstem:
case OpCode_hstemhm:
case OpCode_vstem:
case OpCode_vstemhm:
case OpCode_hintmask:
case OpCode_cntrmask:
has_width = ((env.argStack.get_count () & 1) != 0);
@ -109,6 +110,8 @@ struct CFF1CSOpSet : CSOpSet<Number, OPSET, CFF1CSInterpEnv, PARAM, PATH>
case OpCode_rmoveto:
has_width = (env.argStack.get_count () > 2);
break;
default:
return;
}
env.set_width (has_width);
}