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/* Copyright (C) 2003 Aladdin Enterprises. All rights reserved.
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This software is provided AS-IS with no warranty, either express or
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implied.
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This software is distributed under license and may not be copied,
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modified or distributed except as expressly authorized under the terms
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of the license contained in the file LICENSE in this distribution.
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For more information about licensing, please refer to
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http://www.ghostscript.com/licensing/. For information on
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commercial licensing, go to http://www.artifex.com/licensing/ or
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contact Artifex Software, Inc., 101 Lucas Valley Road #110,
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San Rafael, CA 94903, U.S.A., +1(415)492-9861.
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*/
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/* $Id: ttconfig.h,v 1.1 2003/10/01 13:44:56 igor Exp $ */
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/* Changes after FreeType: cut out the TrueType instruction interpreter. */
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/*******************************************************************
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*
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* ttconfig.h 1.0
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*
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* Configuration settings header file (spec only).
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*
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* Copyright 1996-1998 by
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* David Turner, Robert Wilhelm, and Werner Lemberg.
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*
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* This file is part of the FreeType project, and may only be used
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* modified and distributed under the terms of the FreeType project
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* license, LICENSE.TXT. By continuing to use, modify, or distribute
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* this file you indicate that you have read the license and
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* understand and accept it fully.
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*
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* Notes:
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*
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* All the configuration #define statements have been gathered in
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* this file to allow easy check and modification.
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*
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******************************************************************/
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#ifndef TTCONFIG_H
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#define TTCONFIG_H
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/* ------------ auto configuration ------------------------------------- */
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/* Here we include the file ft_conf.h for system dependent stuff. */
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/* The specific makefile is responsible for providing the right path to */
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/* this file. */
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#include "ttconf.h"
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/* ------------ general debugging -------------------------------------- */
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/* Define DEBUG if you want the program to output a series of messages */
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/* to stderr regarding its behaviour. Only useful during development. */
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/* #define DEBUG */
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/* ------------ arithmetic and processor support - ttcalc, ttraster ---- */
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/* Define ONE_COMPLEMENT if this matches your processor's artihmetic. */
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/* The default is 2's complement. 1's complement is not supported yet */
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/* (and probably never will :-). */
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/* #define ONE_COMPLEMENT */
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/* BOUND_CALC isn't needed anymore due to changes in the ttcalc */
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/* component. All computations are now bounded. */
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/* Define _GNUC_LONG64_ if you want to enable the use of the 'long long' */
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/* 64-bit type provided by gcc. Note that: */
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/* */
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/* 1. The type isn't ANSI, and thus will produce many warnings */
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/* during library compilation. */
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/* */
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/* 2. Though the generated object files are slightly smaller, the */
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/* resulting executables are bigger of about 4Kb! gcc must be */
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/* linking some extra code in there! */
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/* */
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/* 3. There is really no speed gain in doing so (but it may help */
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/* debug the ttcalc component). */
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/* */
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/* IMPORTANT NOTE: You don't need to define it on 64-bits machines! */
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/* #define _GNUC_LONG64_ */
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/* define BUS_ERROR if your processor is unable to access words that */
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/* are not aligned to their respective size (i.e. a 4byte dword */
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/* beginning at address 3 will result in a bus error on a Sun). */
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/* This may speed up a bit some parts of the engine */
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/* #define BUS_ERROR */
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/* define ALIGNMENT to your processor/environment preferred alignment */
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/* size. A value of 8 should work on all current processors, even */
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/* 64-bits ones. */
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#define ALIGNMENT 8
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/* ------------ rasterizer configuration ----- ttraster ----------------- */
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/* Define this if you want to use the 'MulDiv' function from 'ttcalc'. */
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/* (It computes (A*B)/C with 64 bits intermediate accuracy. However, for */
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/* 99.9% of screen display, this operation can be done directly with */
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/* good accuracy, because 'B' is only a 6bit integer.) */
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/* */
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/* Note that some compilers can manage directly 'a*b/c' with intermediate */
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/* accuracy (GCC can use long longs, for example). Using the unsecure */
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/* definition of MulDiv would then be sufficient. */
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/* */
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/* The SECURE_COMPUTATIONS option is probably a good option for 16 bits */
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/* compilers. */
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#define SECURE_COMPUTATIONS
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/* Define this if you want to generate a debug version of the rasterizer. */
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/* This will progressively draw the glyphs while the computations are */
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/* done directly on the graphics screen... (with inverted glyphs) */
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/* */
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/* IMPORTANT: This is reserved to developers willing to debug the */
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/* rasterizer, which seems working very well in its */
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/* current state... */
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/* #define DEBUG_RASTER */
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/* The TrueType specs stipulate that the filled regions delimited by */
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/* the contours must be to the right of the drawing orientation. */
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/* Unfortunately, a lot of cheapo fonts do not respect this rule. */
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/* */
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/* Defining IGNORE_FILL_FLOW builds an engine that manages all cases. */
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/* Not defining it will only draw 'valid' glyphs & contours. */
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#define IGNORE_FILL_FLOW
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/* We want to draw all kinds of glyphs, even incorrect ones... */
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/* --------------- automatic setup -- don't touch ------------------ */
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/* Some systems can't use vfprintf for error messages on stderr; if */
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/* HAVE_PRINT_FUNCTION is defined, the Print macro must be supplied */
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/* externally (having the same parameters). */
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#ifndef HAVE_PRINT_FUNCTION
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#define Print( format, ap ) vfprintf( stderr, (format), (ap) )
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#endif
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#define FT_BIG_ENDIAN 4321
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#define FT_LITTLE_ENDIAN 1234
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#ifdef WORDS_BIGENDIAN
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#define FT_BYTE_ORDER FT_BIG_ENDIAN
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#else
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#define FT_BYTE_ORDER FT_LITTLE_ENDIAN
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#endif
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#if FT_BYTE_ORDER == FT_BIG_ENDIAN
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#ifndef BUS_ERROR
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/* Some big-endian machines that are not alignment-sensitive may */
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/* benefit from an easier access to the data found in the TrueType */
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/* files. (used in ttfile.c) */
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#define LOOSE_ACCESS
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#endif /* !BUS_ERROR */
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#endif /* FT_BYTE_ORDER */
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/* -------------------- table management configuration ------------ */
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/* Define TT_CONFIG_THREAD_SAFE if you want to build a thread-safe */
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/* version of the library. */
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#undef TT_CONFIG_THREAD_SAFE
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/* Define TT_CONFIG_REENTRANT if you want to build a re-entrant version */
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/* of the library. This flag takes over TT_CONFIG_THREAD_SAFE but it */
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/* is highly recommended to leave only one of them defined. */
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#undef TT_CONFIG_REENTRANT
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#if defined(TT_CONFIG_THREAD_SAFE) || defined(TT_CONFIG_REENTRANT)
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#define TT_CONFIG_THREADS
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#endif
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/* Defining none of these two flags produces a single-thread version of */
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/* the library. */
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#undef TT_STATIC_INTERPRETER
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/* Do not undefine this configuration macro. It is now a default that */
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/* must be kept in all release builds. */
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#undef TT_STATIC_RASTER
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/* Define this if you want to generate a static raster. This makes */
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/* a non re-entrant version of the scan-line converter, which is */
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/* about 10% faster and 50% bigger than an indirect one! */
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#define TT_EXTEND_ENGINE
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/* Undefine this macro if you don't want to generate any extensions to */
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/* the engine. This may be useful to detect if a bug comes from the */
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/* engine itself or some badly written extension. */
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#endif /* TTCONFIG_H */
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/* END */
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