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Added code to cff_parse_font_matrix so that the font matrix numbers 

are scaled by 1/(matrix->yy).  Also, the offset vector now contains
integer values instead of 16.16 fixed numbers.
This commit is contained in:
Tom Kacvinsky 2000-12-24 09:57:28 +00:00
parent 3db6a4a807
commit c6dec5c06d
1 changed files with 18 additions and 1 deletions
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19
src/cff/cffparse.c
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@ -308,7 +308,7 @@
FT_Vector* offset = &dict->font_offset;
FT_Byte** data = parser->stack;
FT_Error error;
FT_Fixed temp;
error = T2_Err_Stack_Underflow;
@ -320,6 +320,23 @@
matrix->yy = cff_parse_fixed( data++ );
offset->x = cff_parse_fixed( data++ );
offset->y = cff_parse_fixed( data );
temp = ABS( matrix->yy );
if ( temp != 0x10000L )
{
matrix->xx = FT_DivFix( matrix->xx, temp );
matrix->yx = FT_DivFix( matrix->yx, temp );
matrix->xy = FT_DivFix( matrix->xy, temp );
matrix->yy = FT_DivFix( matrix->yy, temp );
offset->x = FT_DivFix( offset->x, temp );
offset->y = FT_DivFix( offset->y, temp );
}
/* note that the offsets must be expressed in integer font units */
offset->x >>= 16;
offset->y >>= 16;
error = T2_Err_Ok;
}