psfixed.h File Reference

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Macros
#define	CF2_Fixed   CF2_F16Dot16
#define	CF2_FIXED_MAX   ( (CF2_Fixed)0x7FFFFFFFL )
#define	CF2_FIXED_MIN   ( (CF2_Fixed)0x80000000L )
#define	CF2_FIXED_ONE   ( (CF2_Fixed)0x10000L )
#define	CF2_FIXED_EPSILON   ( (CF2_Fixed)0x0001 )
#define	cf2_intToFixed(i)    ( (CF2_Fixed)( (FT_UInt32)(i) << 16 ) )
#define	cf2_fixedToInt(x)    ( (FT_Short)( ( (FT_UInt32)(x) + 0x8000U ) >> 16 ) )
#define	cf2_fixedRound(x)    ( (CF2_Fixed)( ( (FT_UInt32)(x) + 0x8000U ) & 0xFFFF0000UL ) )
#define	cf2_doubleToFixed(f)    ( (CF2_Fixed)( (f) * 65536.0 + 0.5 ) )
#define	cf2_fixedAbs(x)    ( (x) < 0 ? NEG_INT32( x ) : (x) )
#define	cf2_fixedFloor(x)    ( (CF2_Fixed)( (FT_UInt32)(x) & 0xFFFF0000UL ) )
#define	cf2_fixedFraction(x)    ( (x) - cf2_fixedFloor( x ) )
#define	cf2_fracToFixed(x)    ( ( (x) + 0x2000 - ( (x) < 0 ) ) >> 14 )

Typedefs
typedef FT_Int32	CF2_Frac
typedef enum CF2_NumberType_	CF2_NumberType

Enumerations
enum	CF2_NumberType_ { CF2_NumberFixed , CF2_NumberFrac , CF2_NumberInt }

Macro Definition Documentation

cf2_doubleToFixed

#define cf2_doubleToFixed

(

f

)

( (CF2_Fixed)( (f) * 65536.0 + 0.5 ) )

Definition at line 66 of file psfixed.h.

CF2_Fixed

#define CF2_Fixed   CF2_F16Dot16

Definition at line 48 of file psfixed.h.

CF2_FIXED_EPSILON

#define CF2_FIXED_EPSILON   ( (CF2_Fixed)0x0001 )

Definition at line 55 of file psfixed.h.

CF2_FIXED_MAX

#define CF2_FIXED_MAX   ( (CF2_Fixed)0x7FFFFFFFL )

Definition at line 52 of file psfixed.h.

CF2_FIXED_MIN

#define CF2_FIXED_MIN   ( (CF2_Fixed)0x80000000L )

Definition at line 53 of file psfixed.h.

CF2_FIXED_ONE

#define CF2_FIXED_ONE   ( (CF2_Fixed)0x10000L )

Definition at line 54 of file psfixed.h.

cf2_fixedAbs

#define cf2_fixedAbs

(

x

)

( (x) < 0 ? NEG_INT32( x ) : (x) )

Definition at line 68 of file psfixed.h.

cf2_fixedFloor

#define cf2_fixedFloor

(

x

)

( (CF2_Fixed)( (FT_UInt32)(x) & 0xFFFF0000UL ) )

Definition at line 70 of file psfixed.h.

cf2_fixedFraction

#define cf2_fixedFraction

(

x

)

( (x) - cf2_fixedFloor( x ) )

Definition at line 72 of file psfixed.h.

cf2_fixedRound

#define cf2_fixedRound

(

x

)

( (CF2_Fixed)( ( (FT_UInt32)(x) + 0x8000U ) & 0xFFFF0000UL ) )

Definition at line 64 of file psfixed.h.

cf2_fixedToInt

#define cf2_fixedToInt

(

x

)

( (FT_Short)( ( (FT_UInt32)(x) + 0x8000U ) >> 16 ) )

Definition at line 62 of file psfixed.h.

cf2_fracToFixed

#define cf2_fracToFixed

(

x

)

( ( (x) + 0x2000 - ( (x) < 0 ) ) >> 14 )

Definition at line 74 of file psfixed.h.

cf2_intToFixed

#define cf2_intToFixed

(

i

)

( (CF2_Fixed)( (FT_UInt32)(i) << 16 ) )

Definition at line 60 of file psfixed.h.

Typedef Documentation

CF2_Frac

typedef FT_Int32 CF2_Frac

Definition at line 49 of file psfixed.h.

CF2_NumberType

typedef enum CF2_NumberType_ CF2_NumberType

Enumeration Type Documentation

CF2_NumberType_

enum CF2_NumberType_

Enumerator
CF2_NumberFixed
CF2_NumberFrac
CF2_NumberInt

Definition at line 79 of file psfixed.h.

  {
    CF2_NumberFixed,    /* 16.16 */
    CF2_NumberFrac,     /*  2.30 */
    CF2_NumberInt       /* 32.0  */
 
  } CF2_NumberType;