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freetype2
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[pk] Cleanup commit. 

* Remove all the unnecessary typedefs and comments.
* Rename `pk' files' headers.
This commit is contained in:
Parth Wazurkar 2018-08-04 13:48:59 +05:30
parent 5e0acc45bf
commit fbaaeb812b
6 changed files with 119 additions and 119 deletions
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2
src/pk/pk.c
View File

@ -2,7 +2,7 @@
*
* pk.c
*
* FreeType font driver for TeX's PK FONT files.
* FreeType font driver METAFONT PK FONT files.
*
* Copyright 1996-2018 by
* David Turner, Robert Wilhelm, and Werner Lemberg.

14
src/pk/pk.h
View File

@ -2,7 +2,7 @@
*
* pk.h
*
* FreeType font driver for TeX's PK FONT files.
* FreeType font driver for METAFONT PK FONT files.
*
* Copyright 1996-2018 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
@ -27,7 +27,6 @@
FT_BEGIN_HEADER
#define FONT_DRIVER_PK 1
#define PK_PRE 247
#define PK_ID 89
@ -41,17 +40,6 @@ FT_BEGIN_HEADER
#define toint(x) (int)(((x)>0)?(x+0.5):(x-0.5))
/* Temporary TO BE REMOVED */
typedef char INT1;
typedef unsigned char UINT1;
typedef int INT2;
typedef unsigned int UINT2;
typedef long INT3;
typedef unsigned long UINT3;
typedef long INT4;
typedef unsigned long UINT4;
FT_END_HEADER

10
src/pk/pkdrivr.c
View File

@ -2,7 +2,7 @@
*
* pkdrivr.c
*
* FreeType font driver for TeX's PK FONT files.
* FreeType font driver for METAFONT PK FONT files.
*
* Copyright 1996-2018 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
@ -89,6 +89,7 @@
return gindex;
}
FT_CALLBACK_DEF( FT_UInt )
pk_cmap_char_next( FT_CMap pkcmap,
FT_UInt32 *achar_code )
@ -262,7 +263,7 @@
y_res = toint( face->pk_glyph->vppp * 72.27 );
bsize->y_ppem = (FT_Pos) toint((face->pk_glyph->ds * y_res)/ 72.27) << 6 ;
bsize->x_ppem = (FT_Pos)FT_MulDiv( bsize->y_ppem,
bsize->x_ppem = (FT_Pos) FT_MulDiv( bsize->y_ppem,
x_res,
y_res ); ;
}
@ -298,6 +299,7 @@
return FT_THROW( Unknown_File_Format );
}
FT_CALLBACK_DEF( FT_Error )
PK_Size_Select( FT_Size size,
FT_ULong strike_index )
@ -315,6 +317,7 @@
return FT_Err_Ok;
}
FT_CALLBACK_DEF( FT_Error )
PK_Size_Request( FT_Size size,
FT_Size_Request req )
@ -352,7 +355,6 @@
}
FT_CALLBACK_DEF( FT_Error )
PK_Glyph_Load( FT_GlyphSlot slot,
FT_Size size,
@ -440,6 +442,7 @@
return error;
}
FT_LOCAL_DEF( void )
TFM_Done_Metrics( FT_Memory memory,
TFM_FontInfo fi )
@ -450,6 +453,7 @@
FT_FREE( fi );
}
/* parse a TFM metrics file */
FT_LOCAL_DEF( FT_Error )
TFM_Read_Metrics( FT_Face pk_face,

12
src/pk/pkdrivr.h
View File

@ -2,7 +2,7 @@
*
* pkdrivr.h
*
* FreeType font driver for TeX's PK FONT files.
* FreeType font driver for METAFONT PK FONT files.
*
* Copyright 1996-2018 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
@ -29,11 +29,11 @@ FT_BEGIN_HEADER
typedef struct PK_BitmapRec_
{
FT_UInt bbx_width, bbx_height;
FT_UInt off_x, off_y;
FT_UInt mv_x, mv_y;
FT_Byte *bitmap;
FT_UInt raster;
FT_UInt bbx_width, bbx_height;
FT_UInt off_x, off_y;
FT_UInt mv_x, mv_y;
FT_Byte *bitmap;
FT_UInt raster;
} PK_BitmapRec, *PK_Bitmap;

2
src/pk/pkerror.h
View File

@ -2,7 +2,7 @@
*
* pkerror.h
*
* FreeType font driver for TeX's PK FONT files.
* FreeType font driver for METAFONT PK FONT files.
*
* Copyright 1996-2018 by
* David Turner, Robert Wilhelm, and Werner Lemberg.

198
src/pk/pklib.c
View File

@ -2,7 +2,7 @@
*
* pklib.c
*
* FreeType font driver for TeX's PK FONT files.
* FreeType font driver for METAFONT PK FONT files.
*
* Copyright 1996-2018 by
* David Turner, Robert Wilhelm, and Werner Lemberg.
@ -40,7 +40,7 @@
#undef FT_COMPONENT
#define FT_COMPONENT trace_pklib
unsigned char bits_table[] = {
FT_Byte bits_table[] = {
0x80, 0x40, 0x20, 0x10, 0x08, 0x04, 0x02, 0x01 };
@ -50,79 +50,80 @@ unsigned char bits_table[] = {
*
*/
long pk_read_intn(FT_Stream,int);
unsigned long pk_read_uintn(FT_Stream,int);
FT_Long pk_read_intn( FT_Stream, FT_Int );
FT_ULong pk_read_uintn( FT_Stream, FT_Int );
#define READ_UINT1( stream ) (UINT1)pk_read_uintn( stream, 1)
#define READ_UINT2( stream ) (UINT1)pk_read_uintn( stream, 2)
#define READ_UINT3( stream ) (UINT1)pk_read_uintn( stream, 3)
#define READ_UINT4( stream ) (UINT1)pk_read_uintn( stream, 4)
#define READ_UINTN( stream,n) (UINT4)pk_read_uintn( stream, n)
#define READ_INT1( stream ) (INT1)pk_read_intn( stream, 1)
#define READ_INT2( stream ) (INT1)pk_read_intn( stream, 2)
#define READ_INT4( stream ) (INT4)pk_read_intn( stream, 4)
#define READ_UINT1( stream ) (FT_Byte)pk_read_uintn( stream, 1)
#define READ_UINT2( stream ) (FT_Byte)pk_read_uintn( stream, 2)
#define READ_UINT3( stream ) (FT_Byte)pk_read_uintn( stream, 3)
#define READ_UINT4( stream ) (FT_Byte)pk_read_uintn( stream, 4)
#define READ_UINTN( stream,n) (FT_ULong)pk_read_uintn( stream, n)
#define READ_INT1( stream ) (FT_String)pk_read_intn( stream, 1)
#define READ_INT2( stream ) (FT_String)pk_read_intn( stream, 2)
#define READ_INT4( stream ) (FT_Long)pk_read_intn( stream, 4)
/*
* Reading a Number from file
*/
unsigned long
pk_read_uintn(FT_Stream stream, int size)
FT_ULong
pk_read_uintn(FT_Stream stream, FT_Int size)
{
unsigned long v,k;
FT_Error error;
FT_ULong v,k;
FT_Error error;
FT_Byte tp;
v = 0L;
while (size >= 1)
{
if ( FT_READ_BYTE(tp) )
return 0; /* To be changed */
k =(unsigned long)tp;
return 0;
k =(FT_ULong)tp;
v = v*256L + k;
--size;
}
return v;
}
long
pk_read_intn(FT_Stream stream, int size)
FT_Long
pk_read_intn(FT_Stream stream, FT_Int size)
{
long v;
FT_Byte tp;
FT_Long v;
FT_Byte tp;
FT_Error error;
unsigned long z ;
FT_ULong z ;
if ( FT_READ_BYTE(tp) )
return 0;/* To be changed */
z= (unsigned long)tp;
v = (long)z & 0xffL;
return 0;
z= (FT_ULong)tp;
v = (FT_Long)z & 0xffL;
if (v & 0x80L)
v = v - 256L;
--size;
while (size >= 1)
{
if ( FT_READ_BYTE(tp) )
return 0;/* To be changed */
z= (unsigned long)tp;
return 0;
z= (FT_ULong)tp;
v = v*256L + z;
--size;
}
return v;
}
int pk_read_nyble_rest_cnt;
int pk_read_nyble_max_bytes;
FT_Int pk_read_nyble_rest_cnt;
FT_Int pk_read_nyble_max_bytes;
void
pk_read_nyble_init(int max)
pk_read_nyble_init( FT_Int max )
{
pk_read_nyble_rest_cnt = 0;
pk_read_nyble_max_bytes = max;
}
int
FT_Int
pk_read_nyble(FT_Stream stream)
{
static UINT1 d;
int v;
static FT_Byte d;
FT_Int v;
switch (pk_read_nyble_rest_cnt)
{
@ -143,11 +144,11 @@ unsigned char bits_table[] = {
return v;
}
long
pk_read_packed_number(long* repeat, FT_Stream stream, int dyn_f)
FT_Long
pk_read_packed_number(FT_Long* repeat, FT_Stream stream, int dyn_f)
{
int d, n;
long di;
FT_Int d, n;
FT_Long di;
entry:
d = pk_read_nyble( stream );
@ -174,14 +175,20 @@ unsigned char bits_table[] = {
goto entry;
}
int
pk_read_14(FT_Stream stream, int dyn_f, int bw, UINT4 rs, PK_Bitmap bm, long cc)
FT_Int
pk_read_14( FT_Stream stream,
FT_Int dyn_f,
FT_Int bw,
FT_ULong rs,
PK_Bitmap bm,
FT_Long cc )
{
long x, y, x8, xm;
unsigned char *bm_ptr;
unsigned long bit16_buff;
int rest_bit16_buff;
static unsigned int mask_table[] =
FT_Long x, y, x8, xm;
FT_Byte *bm_ptr;
FT_ULong bit16_buff;
FT_Int rest_bit16_buff;
static FT_UInt mask_table[] =
{ 0xdead, 0x80, 0xc0, 0xe0, 0xf0, 0xf8, 0xfc, 0xfe, 0xdead };
if (rs == 0)
@ -228,12 +235,17 @@ unsigned char bits_table[] = {
return 0;
}
int
pk_read_n14(FT_Stream stream, int dyn_f, int bw, UINT4 rs, PK_Bitmap bm, long cc)
FT_Int
pk_read_n14( FT_Stream stream,
FT_Int dyn_f,
FT_Int bw,
FT_ULong rs,
PK_Bitmap bm,
FT_Long cc )
{
long x, y, xx, yy, repeat;
int bits, b_p;
unsigned char *p, *p0, *p1;
FT_Long x, y, xx, yy, repeat;
FT_Int bits, b_p;
FT_Byte *p, *p0, *p1;
pk_read_nyble_init(rs);
p = bm->bitmap;
@ -286,16 +298,15 @@ unsigned char bits_table[] = {
FT_Memory extmemory,
PK_Glyph *goptr )
{
PK_Glyph go;
UINT1 instr, pre, id;;
unsigned long ds, check_sum, hppp, vppp, k;
unsigned int flag, dny_f, bw, ess, size;
UINT4 cc, tfm, dx, dy, dm, w, h, rs;
INT4 hoff, voff, mv_x, mv_y;
long gptr;
int bc, ec, nchars, index, i;
FT_Error error = FT_Err_Ok;
FT_Memory memory = extmemory; /* needed for FT_NEW */
PK_Glyph go;
FT_Byte instr, pre, id;;
FT_ULong ds, check_sum, hppp, vppp, k;
FT_UInt flag, dny_f, bw, ess, size;
FT_ULong cc, tfm, dx, dy, dm, w, h, rs;
FT_Long hoff, voff, mv_x, mv_y, gptr;
FT_Int bc, ec, nchars, index, i;
FT_Error error = FT_Err_Ok;
FT_Memory memory = extmemory; /* needed for FT_NEW */
go = NULL;
nchars = -1;
@ -320,12 +331,12 @@ unsigned char bits_table[] = {
k = READ_UINT1( stream );
if ( FT_STREAM_SKIP( k ) )
goto Exit;
ds = READ_INT4( stream );
check_sum = READ_INT4( stream );
hppp = READ_INT4( stream );
vppp = READ_INT4( stream );
/* gptr = ftell(fp); */
gptr = stream->pos;
#if 0
@ -339,10 +350,10 @@ unsigned char bits_table[] = {
break;
switch ((int) instr)
{
case PK_XXX1: k = (UINT4)READ_UINT1( stream ); if ( FT_STREAM_SKIP( k ) ) goto Exit; break;
case PK_XXX2: k = (UINT4)READ_UINT2( stream ); if ( FT_STREAM_SKIP( k ) ) goto Exit; break;
case PK_XXX3: k = (UINT4)READ_UINT3( stream ); if ( FT_STREAM_SKIP( k ) ) goto Exit; break;
case PK_XXX4: k = (UINT4)READ_UINT4( stream ); if ( FT_STREAM_SKIP( k ) ) goto Exit; break;
case PK_XXX1: k = (FT_ULong)READ_UINT1( stream ); if ( FT_STREAM_SKIP( k ) ) goto Exit; break;
case PK_XXX2: k = (FT_ULong)READ_UINT2( stream ); if ( FT_STREAM_SKIP( k ) ) goto Exit; break;
case PK_XXX3: k = (FT_ULong)READ_UINT3( stream ); if ( FT_STREAM_SKIP( k ) ) goto Exit; break;
case PK_XXX4: k = (FT_ULong)READ_UINT4( stream ); if ( FT_STREAM_SKIP( k ) ) goto Exit; break;
case PK_YYY: if ( FT_STREAM_SKIP( 4 ) ) goto Exit; break;
case PK_NO_OP: break;
default:
@ -350,18 +361,18 @@ unsigned char bits_table[] = {
ess = instr & 0x1;
if (ess == 0)
{ /* short */
rs = (UINT4)(size*256) + (UINT4)READ_UINT1( stream );
cc = (UINT4)READ_UINT1( stream );
rs = (FT_ULong)(size*256) + (FT_ULong)READ_UINT1( stream );
cc = (FT_ULong)READ_UINT1( stream );
}
else if ((ess == 1) && (size != 3))
{ /* extended short */
rs = (UINT4)(size*65536) + (UINT4)READ_UINT2( stream );
cc = (UINT4)READ_UINT1( stream );
rs = (FT_ULong)(size*65536) + (FT_ULong)READ_UINT2( stream );
cc = (FT_ULong)READ_UINT1( stream );
}
else
{ /* standard */
rs = READ_UINT4( stream );
cc = (UINT4)READ_UINT4( stream );
cc = (FT_ULong)READ_UINT4( stream );
}
if ( FT_STREAM_SKIP( rs ) )
goto Exit;
@ -398,7 +409,6 @@ unsigned char bits_table[] = {
go->code_max = ec;
/* read glyphs */
/* fseek(fp, gptr, SEEK_SET); */
if( FT_STREAM_SEEK( gptr ) )
goto Exit;
@ -406,25 +416,25 @@ unsigned char bits_table[] = {
{
if ((instr = READ_UINT1( stream )) == PK_POST)
break;
switch ((int)instr)
switch ((FT_Int)instr)
{
case PK_XXX1:
k = (UINT4)READ_UINT1( stream );
k = (FT_ULong)READ_UINT1( stream );
if ( FT_STREAM_SKIP( k ) )
goto Exit;
break;
case PK_XXX2:
k = (UINT4)READ_UINT2( stream );
k = (FT_ULong)READ_UINT2( stream );
if ( FT_STREAM_SKIP( k ) )
goto Exit;
break;
case PK_XXX3:
k = (UINT4)READ_UINT3( stream );
k = (FT_ULong)READ_UINT3( stream );
if ( FT_STREAM_SKIP( k ) )
goto Exit;
break;
case PK_XXX4:
k = (UINT4)READ_UINT4( stream );
k = (FT_ULong)READ_UINT4( stream );
if ( FT_STREAM_SKIP( k ) )
goto Exit;
break;
@ -442,33 +452,33 @@ unsigned char bits_table[] = {
dny_f = flag % 0x10;
if (ess == 0)
{ /* short */
rs = (UINT4)(size*256) + (UINT4)READ_UINT1( stream ) - (UINT4)8;
cc = (UINT4)READ_UINT1( stream );
tfm = (UINT4)READ_UINT3( stream );
dm = (UINT4)READ_UINT1( stream );
w = (UINT4)READ_UINT1( stream );
h = (UINT4)READ_UINT1( stream );
hoff = (INT4)READ_INT1( stream );
voff = (INT4)READ_INT1( stream );
rs = (FT_ULong)(size*256) + (FT_ULong)READ_UINT1( stream ) - (FT_ULong)8;
cc = (FT_ULong)READ_UINT1( stream );
tfm = (FT_ULong)READ_UINT3( stream );
dm = (FT_ULong)READ_UINT1( stream );
w = (FT_ULong)READ_UINT1( stream );
h = (FT_ULong)READ_UINT1( stream );
hoff = (FT_Long)READ_INT1( stream );
voff = (FT_Long)READ_INT1( stream );
mv_x = dm;
mv_y = 0;
}
else if ((ess == 1) && (size != 3))
{ /* extended short */
rs = (UINT4)(size*65536) + (UINT4)READ_UINT2( stream ) - (UINT4)13;
cc = (UINT4)READ_UINT1( stream );
tfm = (UINT4)READ_UINT3( stream );
dm = (UINT4)READ_UINT2( stream );
w = (UINT4)READ_UINT2( stream );
h = (UINT4)READ_UINT2( stream );
hoff = (INT4)READ_INT2( stream );
voff = (INT4)READ_INT2( stream );
rs = (FT_ULong)(size*65536) + (FT_ULong)READ_UINT2( stream ) - (FT_ULong)13;
cc = (FT_ULong)READ_UINT1( stream );
tfm = (FT_ULong)READ_UINT3( stream );
dm = (FT_ULong)READ_UINT2( stream );
w = (FT_ULong)READ_UINT2( stream );
h = (FT_ULong)READ_UINT2( stream );
hoff = (FT_Long)READ_INT2( stream );
voff = (FT_Long)READ_INT2( stream );
mv_x = dm;
mv_y = 0;
}
else
{ /* standard */
rs = READ_UINT4( stream ) - (UINT4)28;
rs = READ_UINT4( stream ) - (FT_ULong)28;
cc = READ_UINT4( stream );
tfm = READ_UINT4( stream );
dx = READ_UINT4( stream );
@ -509,7 +519,6 @@ unsigned char bits_table[] = {
{
if (pk_read_14(stream, dny_f, bw, rs, &(go->bm_table[index]), cc) < 0)
{
/* vf_error = VF_ERR_ILL_FONT_FILE; (FOR TRACING) */
FT_ERROR(( "pk_load_font: error in `pk_read_14'\n" ));
error = FT_THROW( Unknown_File_Format );
goto Exit;
@ -519,7 +528,6 @@ unsigned char bits_table[] = {
{
if (pk_read_n14(stream, dny_f, bw, rs, &(go->bm_table[index]), cc) < 0)
{
/* vf_error = VF_ERR_ILL_FONT_FILE; (FOR TRACING) */
FT_ERROR(( "pk_load_font: error in `pk_read_n14'\n" ));
error = FT_THROW( Unknown_File_Format );
goto Exit;