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Diffstat (limited to 'nx-X11/extras/freetype2/include/freetype/internal/ftcalc.h')
| -rw-r--r-- | nx-X11/extras/freetype2/include/freetype/internal/ftcalc.h | 111 |
1 files changed, 0 insertions, 111 deletions
diff --git a/nx-X11/extras/freetype2/include/freetype/internal/ftcalc.h b/nx-X11/extras/freetype2/include/freetype/internal/ftcalc.h deleted file mode 100644 index 7866c4627..000000000 --- a/nx-X11/extras/freetype2/include/freetype/internal/ftcalc.h +++ /dev/null @@ -1,111 +0,0 @@ -/***************************************************************************/ -/* */ -/* ftcalc.h */ -/* */ -/* Arithmetic computations (specification). */ -/* */ -/* Copyright 1996-2001, 2002, 2003 by */ -/* David Turner, Robert Wilhelm, and Werner Lemberg. */ -/* */ -/* This file is part of the FreeType project, and may only be used, */ -/* modified, and distributed under the terms of the FreeType project */ -/* license, LICENSE.TXT. By continuing to use, modify, or distribute */ -/* this file you indicate that you have read the license and */ -/* understand and accept it fully. */ -/* */ -/***************************************************************************/ - - -#ifndef __FTCALC_H__ -#define __FTCALC_H__ - - -#include <ft2build.h> -#include FT_FREETYPE_H - - -FT_BEGIN_HEADER - - - FT_EXPORT( FT_Int32 ) - FT_SqrtFixed( FT_Int32 x ); - - -#define SQRT_32( x ) FT_Sqrt32( x ) - - - /*************************************************************************/ - /* */ - /* <Function> */ - /* FT_Sqrt32 */ - /* */ - /* <Description> */ - /* Computes the square root of an Int32 integer (which will be */ - /* handled as an unsigned long value). */ - /* */ - /* <Input> */ - /* x :: The value to compute the root for. */ - /* */ - /* <Return> */ - /* The result of `sqrt(x)'. */ - /* */ - FT_EXPORT( FT_Int32 ) - FT_Sqrt32( FT_Int32 x ); - - - /*************************************************************************/ - /* */ - /* FT_MulDiv() and FT_MulFix() are declared in freetype.h. */ - /* */ - /*************************************************************************/ - - -#ifdef TT_CONFIG_OPTION_BYTECODE_INTERPRETER - - /*************************************************************************/ - /* */ - /* <Function> */ - /* FT_MulDiv_No_Round */ - /* */ - /* <Description> */ - /* A very simple function used to perform the computation `(a*b)/c' */ - /* (without rounding) with maximal accuracy (it uses a 64-bit */ - /* intermediate integer whenever necessary). */ - /* */ - /* This function isn't necessarily as fast as some processor specific */ - /* operations, but is at least completely portable. */ - /* */ - /* <Input> */ - /* a :: The first multiplier. */ - /* b :: The second multiplier. */ - /* c :: The divisor. */ - /* */ - /* <Return> */ - /* The result of `(a*b)/c'. This function never traps when trying to */ - /* divide by zero; it simply returns `MaxInt' or `MinInt' depending */ - /* on the signs of `a' and `b'. */ - /* */ - FT_BASE( FT_Long ) - FT_MulDiv_No_Round( FT_Long a, - FT_Long b, - FT_Long c ); - -#endif /* TT_CONFIG_OPTION_BYTECODE_INTERPRETER */ - - -#define INT_TO_F26DOT6( x ) ( (FT_Long)(x) << 6 ) -#define INT_TO_F2DOT14( x ) ( (FT_Long)(x) << 14 ) -#define INT_TO_FIXED( x ) ( (FT_Long)(x) << 16 ) -#define F2DOT14_TO_FIXED( x ) ( (FT_Long)(x) << 2 ) -#define FLOAT_TO_FIXED( x ) ( (FT_Long)( x * 65536.0 ) ) - -#define ROUND_F26DOT6( x ) ( x >= 0 ? ( ( (x) + 32 ) & -64 ) \ - : ( -( ( 32 - (x) ) & -64 ) ) ) - - -FT_END_HEADER - -#endif /* __FTCALC_H__ */ - - -/* END */ |