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[Git][freetype/freetype][master] s/fixed point/fixed-point/

From: Werner Lemberg (@wl)
Subject: [Git][freetype/freetype][master] s/fixed point/fixed-point/
Date: Tue, 21 Jun 2022 15:08:27 +0000

Werner Lemberg pushed to branch master at FreeType / FreeType

Commits:

  • 2848378b
    by Werner Lemberg at 2022-06-21T17:08:04+02:00 
    s/fixed point/fixed-point/

12 changed files:

Changes:

  • docs/oldlogs/ChangeLog.210
    ... ... @@ -2411,9 +2411,9 @@
    2411 2411 
     	units per em (e.g. Inter). This patch fixes it.
    2412 2412
    2413 2413 
     	The return value of af_loader_compute_darkening was also changed to
    2414 
    -	use 16.16 fixed point to get rid of a redundant truncation operation.
    2414 
    +	use 16.16 fixed-point to get rid of a redundant truncation operation.
    2415 2415 
     	This should slightly improve the precision, although it's still
    2416 
    -	bottlenecked by the emboldening function, which uses 26.6 fixed point.
    2416 
    +	bottlenecked by the emboldening function, which uses 26.6 fixed-point.
    2417 2417
    2418 2418 
     	* src/autofit/afloader.[ch]
    2419 2419 
     	(af_loader_compute_darkening): Return FT_Fixed.

  • docs/oldlogs/ChangeLog.24
    ... ... @@ -707,7 +707,7 @@
    707 707 
     	[base] Fix integer overflow.
    708 708
    709 709 
     	* src/base/ftoutln.c (FT_Outline_EmboldenXY): Normalize incoming and
    710 
    -	outgoing vectors and use fixed point arithmetic.
    710 
    +	outgoing vectors and use fixed-point arithmetic.
    711 711
    712 712 
     2013-01-23  Alexei Podtelezhnikov  <apodtele@gmail.com>
    713 713

  • include/freetype/ftstroke.h
    ... ... @@ -293,7 +293,7 @@ FT_BEGIN_HEADER
    293 293 
        *
    294 294 
        *   miter_limit ::
    295 295 
        *     The maximum reciprocal sine of half-angle at the miter join,
    296 
    -   *     expressed as 16.16 fixed point value.
    296 
    +   *     expressed as 16.16 fixed-point value.
    297 297 
        *
    298 298 
        * @note:
    299 299 
        *   The `radius` is expressed in the same units as the outline

  • include/freetype/internal/cfftypes.h
    ... ... @@ -315,7 +315,7 @@ FT_BEGIN_HEADER
    315 315 
         /* The normal stack then points to these values instead of the DICT   */
    316 316 
         /* because all other operators in Private DICT clear the stack.       */
    317 317 
         /* `blend_stack' could be cleared at each operator other than blend.  */
    318 
    -    /* Blended values are stored as 5-byte fixed point values.            */
    318 
    +    /* Blended values are stored as 5-byte fixed-point values.            */
    319 319
    320 320 
         FT_Byte*  blend_stack;    /* base of stack allocation     */
    321 321 
         FT_Byte*  blend_top;      /* first empty slot             */

  • src/cff/cffload.c
    ... ... @@ -1288,7 +1288,7 @@
    1288 1288 
       /* Blended values are written to a different buffer,     */
    1289 1289 
       /* using reserved operator 255.                          */
    1290 1290 
       /*                                                       */
    1291 
    -  /* Blend calculation is done in 16.16 fixed point.       */
    1291 
    +  /* Blend calculation is done in 16.16 fixed-point.       */
    1292 1292 
       FT_LOCAL_DEF( FT_Error )
    1293 1293 
       cff_blend_doBlend( CFF_SubFont  subFont,
    1294 1294 
                          CFF_Parser   parser,
    ... ... @@ -1364,7 +1364,7 @@
    1364 1364 
           FT_UInt32        sum;
    1365 1365
    1366 1366
    1367 
    -      /* convert inputs to 16.16 fixed point */
    1367 
    +      /* convert inputs to 16.16 fixed-point */
    1368 1368 
           sum = cff_parse_num( parser, &parser->stack[i + base] ) * 0x10000;
    1369 1369
    1370 1370 
           for ( j = 1; j < blend->lenBV; j++ )
    ... ... @@ -1373,7 +1373,7 @@
    1373 1373 
           /* point parser stack to new value on blend_stack */
    1374 1374 
           parser->stack[i + base] = subFont->blend_top;
    1375 1375
    1376 
    -      /* Push blended result as Type 2 5-byte fixed point number.  This */
    1376 
    +      /* Push blended result as Type 2 5-byte fixed-point number.  This */
    1377 1377 
           /* will not conflict with actual DICTs because 255 is a reserved  */
    1378 1378 
           /* opcode in both CFF and CFF2 DICTs.  See `cff_parse_num' for    */
    1379 1379 
           /* decode of this, which rounds to an integer.                    */

  • src/cff/cffparse.c
    ... ... @@ -530,7 +530,7 @@
    530 530
    531 531 
         else if ( **d == 255 )
    532 532 
         {
    533 
    -      /* 16.16 fixed point is used internally for CFF2 blend results. */
    533 
    +      /* 16.16 fixed-point is used internally for CFF2 blend results. */
    534 534 
           /* Since these are trusted values, a limit check is not needed. */
    535 535
    536 536 
           /* After the 255, 4 bytes give the number.                 */

  • src/psaux/psfixed.h
    ... ... @@ -2,7 +2,7 @@
    2 2 
      *
    3 3 
      * psfixed.h
    4 4 
      *
    5 
    - *   Adobe's code for Fixed Point Mathematics (specification only).
    5 
    + *   Adobe's code for Fixed-Point Mathematics (specification only).
    6 6 
      *
    7 7 
      * Copyright 2007-2013 Adobe Systems Incorporated.
    8 8 
      *
    ... ... @@ -43,10 +43,10 @@
    43 43 
     FT_BEGIN_HEADER
    44 44
    45 45
    46 
    -  /* rasterizer integer and fixed point arithmetic must be 32-bit */
    46 
    +  /* rasterizer integer and fixed-point arithmetic must be 32-bit */
    47 47
    48 48 
     #define   CF2_Fixed  CF2_F16Dot16
    49 
    -  typedef FT_Int32   CF2_Frac;   /* 2.30 fixed point */
    49 
    +  typedef FT_Int32   CF2_Frac;   /* 2.30 fixed-point */
    50 50
    51 51
    52 52 
     #define CF2_FIXED_MAX      ( (CF2_Fixed)0x7FFFFFFFL )

  • src/psaux/psglue.h
    ... ... @@ -72,7 +72,7 @@ FT_BEGIN_HEADER
    72 72 
       } CF2_PathOp;
    73 73
    74 74
    75 
    -  /* a matrix of fixed point values */
    75 
    +  /* a matrix of fixed-point values */
    76 76 
       typedef struct  CF2_Matrix_
    77 77 
       {
    78 78 
         CF2_F16Dot16  a;

  • src/psaux/psstack.h
    ... ... @@ -49,8 +49,8 @@ FT_BEGIN_HEADER
    49 49 
       {
    50 50 
         union
    51 51 
         {
    52 
    -      CF2_Fixed  r;      /* 16.16 fixed point */
    53 
    -      CF2_Frac   f;      /* 2.30 fixed point (for font matrix) */
    52 
    +      CF2_Fixed  r;      /* 16.16 fixed-point */
    53 
    +      CF2_Frac   f;      /* 2.30 fixed-point (for font matrix) */
    54 54 
           CF2_Int    i;
    55 55 
         } u;
    56 56

  • src/sdf/ftsdf.c
    ... ... @@ -1939,7 +1939,7 @@
    1939 1939 
         /* now factor is 16.16 */
    1940 1940 
         factor = FT_DivFix( factor, sq_line_length );
    1941 1941
    1942 
    -    /* clamp the factor between 0.0 and 1.0 in fixed point */
    1942 
    +    /* clamp the factor between 0.0 and 1.0 in fixed-point */
    1943 1943 
         if ( factor > FT_INT_16D16( 1 ) )
    1944 1944 
           factor = FT_INT_16D16( 1 );
    1945 1945 
         if ( factor < 0 )
    ... ... @@ -3164,7 +3164,7 @@
    3164 3164 
             if ( min_dist.distance > sp_sq )
    3165 3165 
               min_dist.distance = sp_sq;
    3166 3166
    3167 
    -        /* square_root the values and fit in a 6.10 fixed point */
    3167 
    +        /* square_root the values and fit in a 6.10 fixed-point */
    3168 3168 
             if ( USE_SQUARED_DISTANCES )
    3169 3169 
               min_dist.distance = square_root( min_dist.distance );
    3170 3170

  • src/sdf/ftsdfcommon.c
    ... ... @@ -33,7 +33,7 @@
    33 33 
        *
    34 34 
        *   https://github.com/chmike/fpsqrt
    35 35 
        *
    36 
    -   * Use this to compute the square root of a 16.16 fixed point number.
    36 
    +   * Use this to compute the square root of a 16.16 fixed-point number.
    37 37 
        */
    38 38 
       FT_LOCAL_DEF( FT_16D16 )
    39 39 
       square_root( FT_16D16  val )
    ... ... @@ -72,8 +72,8 @@
    72 72 
        */
    73 73
    74 74 
       /*
    75 
    -   * Convert 16.16 fixed point values to the desired output format.
    76 
    -   * In this case we reduce 16.16 fixed point values to normalized
    75 
    +   * Convert 16.16 fixed-point values to the desired output format.
    76 
    +   * In this case we reduce 16.16 fixed-point values to normalized
    77 77 
        * 8-bit values.
    78 78 
        *
    79 79 
        * The `max_value` in the parameter is the maximum value in the

  • src/sfnt/sfdriver.c
    ... ... @@ -657,7 +657,7 @@
    657 657
    658 658
    659 659 
       /*
    660 
    -   * Find the shortest decimal representation of a 16.16 fixed point
    660 
    +   * Find the shortest decimal representation of a 16.16 fixed-point
    661 661 
        * number.  The function fills `buf' with the result, returning a pointer
    662 662 
        * to the position after the representation's last byte.
    663 663 
        */
    ... ... @@ -733,7 +733,7 @@
    733 733 
             an equivalent representation of `fixed'.
    734 734
    735 735 
             The above FOR loop always finds the larger of the two values; I
    736 
    -        verified this by iterating over all possible fixed point numbers.
    736 
    +        verified this by iterating over all possible fixed-point numbers.
    737 737
    738 738 
             If the remainder is 17232*10, both values are equally good, and we
    739 739 
             take the next even number (following IEEE 754's `round to nearest,
    ... ... @@ -741,7 +741,7 @@
    741 741
    742 742 
             If the remainder is smaller than 17232*10, the lower of the two
    743 743 
             numbers is nearer to the exact result (values 17232 and 34480 were
    744 
    -        also found by testing all possible fixed point values).
    744 
    +        also found by testing all possible fixed-point values).
    745 745
    746 746 
             We use this to find a shorter decimal representation.  If not ending
    747 747 
             with digit zero, we take the representation with less error.

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