Mercurial > hgrepos > Python2 > PyMuPDF

annotate mupdf-source/include/mupdf/fitz/system.h @ 2:b50eed0cc0ef upstream

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ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4. The directory name has changed: no version number in the expanded directory now.
author Franz Glasner <fzglas.hg@dom66.de>
date Mon, 15 Sep 2025 11:43:07 +0200
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1 // Copyright (C) 2004-2025 Artifex Software, Inc.
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2 //
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3 // This file is part of MuPDF.
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4 //
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5 // MuPDF is free software: you can redistribute it and/or modify it under the
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6 // terms of the GNU Affero General Public License as published by the Free
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7 // Software Foundation, either version 3 of the License, or (at your option)
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8 // any later version.
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9 //
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10 // MuPDF is distributed in the hope that it will be useful, but WITHOUT ANY
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11 // WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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12 // FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more
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13 // details.
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14 //
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15 // You should have received a copy of the GNU Affero General Public License
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16 // along with MuPDF. If not, see <https://www.gnu.org/licenses/agpl-3.0.en.html>
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17 //
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18 // Alternative licensing terms are available from the licensor.
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19 // For commercial licensing, see <https://www.artifex.com/> or contact
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20 // Artifex Software, Inc., 39 Mesa Street, Suite 108A, San Francisco,
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21 // CA 94129, USA, for further information.
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23 #ifndef MUPDF_FITZ_SYSTEM_H
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24 #define MUPDF_FITZ_SYSTEM_H
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26 /* Turn on valgrind pacification in debug builds. */
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27 #ifndef NDEBUG
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28 #ifndef PACIFY_VALGRIND
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29 #define PACIFY_VALGRIND
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30 #endif
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31 #endif
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32
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33 /**
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34 Include the standard libc headers.
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35 */
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36
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37 #include <stddef.h> /* needed for size_t */
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38 #include <stdarg.h> /* needed for va_list vararg functions */
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39 #include <setjmp.h> /* needed for the try/catch macros */
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40 #include <stdio.h> /* useful for debug printfs */
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41
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42 #ifdef __cplusplus
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43 /* C++ doesn't support flexible array members... */
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44 #define FZ_FLEXIBLE_ARRAY 1
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45 #else
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46 #define FZ_FLEXIBLE_ARRAY
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47 #endif
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48
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49 #include "export.h"
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50
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51 #if defined(_MSC_VER) && (_MSC_VER < 1700) /* MSVC older than VS2012 */
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52 typedef signed char int8_t;
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53 typedef short int int16_t;
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54 typedef int int32_t;
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55 typedef __int64 int64_t;
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56 typedef unsigned char uint8_t;
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57 typedef unsigned short int uint16_t;
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58 typedef unsigned int uint32_t;
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59 typedef unsigned __int64 uint64_t;
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60 #ifndef INT64_MAX
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61 #define INT64_MAX 9223372036854775807i64
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62 #endif
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63 #else
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64 #include <stdint.h> /* needed for int64_t */
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65 #endif
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66
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67 #include "mupdf/memento.h"
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68 #include "mupdf/fitz/track-usage.h"
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69
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70 #define nelem(x) (sizeof(x)/sizeof((x)[0]))
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71
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72 #ifndef PATH_MAX
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73 #define PATH_MAX 4096
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74 #endif
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75
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76 #define FZ_PI 3.14159265f
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77 #define FZ_RADIAN 57.2957795f
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78 #define FZ_DEGREE 0.017453292f
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79 #define FZ_SQRT2 1.41421356f
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80 #define FZ_LN2 0.69314718f
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81
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82 /**
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83 Spot architectures where we have optimisations.
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84 */
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85
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86 /* ARCH_ARM is only used for 32bit ARM stuff. */
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87 #if defined(__arm__) || defined(__thumb__)
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88 #ifndef ARCH_ARM
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89 #define ARCH_ARM
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90 #endif
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91 #endif
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92
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93 /* Detect NEON */
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94 #ifndef ARCH_HAS_NEON
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95 #if defined(__ARM_NEON) || defined(__ARM_NEON__)
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96 #define ARCH_HAS_NEON 1
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97 #endif
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98 #endif
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99
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100 #ifndef ARCH_HAS_NEON
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101 #define ARCH_HAS_NEON 0
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102 #endif
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103
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104
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105 /* We assume that pretty much any X86 or X64 machine has SSE these days. */
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106 #ifndef ARCH_HAS_SSE
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107 #if defined(_M_IX86) || defined(_M_AMD64) || defined(_M_X64)
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108 #define ARCH_HAS_SSE 1
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109 #endif
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110 #endif
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111
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112 #ifndef ARCH_HAS_SSE
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113 #define ARCH_HAS_SSE 0
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114 #endif
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115
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116
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117 /**
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118 Some differences in libc can be smoothed over
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119 */
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120
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121 #ifndef __STRICT_ANSI__
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122 #if defined(__APPLE__)
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123 #ifndef HAVE_SIGSETJMP
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124 #define HAVE_SIGSETJMP 1
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125 #endif
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126 #elif defined(__unix)
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127 #ifndef __EMSCRIPTEN__
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128 #ifndef HAVE_SIGSETJMP
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129 #define HAVE_SIGSETJMP 1
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130 #endif
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131 #endif
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132 #endif
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133 #endif
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134 #ifndef HAVE_SIGSETJMP
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135 #define HAVE_SIGSETJMP 0
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136 #endif
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137
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138 /**
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139 Where possible (i.e. on platforms on which they are provided),
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140 use sigsetjmp/siglongjmp in preference to setjmp/longjmp. We
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141 don't alter signal handlers within mupdf, so there is no need
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142 for us to store/restore them - hence we use the non-restoring
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143 variants. This makes a large speed difference on MacOSX (and
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144 probably other platforms too.
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145 */
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146 #if HAVE_SIGSETJMP
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147 #define fz_setjmp(BUF) sigsetjmp(BUF, 0)
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148 #define fz_longjmp(BUF,VAL) siglongjmp(BUF, VAL)
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149 typedef sigjmp_buf fz_jmp_buf;
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150 #else
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151 #define fz_setjmp(BUF) setjmp(BUF)
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152 #define fz_longjmp(BUF,VAL) longjmp(BUF,VAL)
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153 typedef jmp_buf fz_jmp_buf;
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154 #endif
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155
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156 /* these constants mirror the corresponding macros in stdio.h */
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157 #ifndef EOF
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158 #define EOF (-1)
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159 #endif
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160 #ifndef SEEK_SET
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161 #define SEEK_SET 0
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162 #endif
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163 #ifndef SEEK_CUR
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164 #define SEEK_CUR 1
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165 #endif
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166 #ifndef SEEK_END
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167 #define SEEK_END 2
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168 #endif
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169
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170 #ifdef _MSC_VER /* Microsoft Visual C */
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171
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172 /* MSVC up to VS2012 */
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173 #if _MSC_VER < 1800
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174 static __inline int signbit(double x)
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175 {
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176 union
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177 {
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178 double d;
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179 __int64 i;
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180 } u;
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181 u.d = x;
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182 return (int)(u.i>>63);
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183 }
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184 #endif
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185
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186 #pragma warning( disable: 4244 ) /* conversion from X to Y, possible loss of data */
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187 #pragma warning( disable: 4701 ) /* Potentially uninitialized local variable 'name' used */
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188 #pragma warning( disable: 4996 ) /* 'function': was declared deprecated */
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189
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190 #if _MSC_VER <= 1700 /* MSVC 2012 */
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191 #define isnan(x) _isnan(x)
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192 #define isinf(x) (!_finite(x))
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193 #endif
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194
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195 #if _MSC_VER <= 1920 /* MSVC 2019 */
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196 #define hypotf _hypotf
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197 #endif
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198 #define atoll _atoi64
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199
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200 #endif
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201
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202 #ifdef _WIN32
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203
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204 /* really a FILE* but we don't want to include stdio.h here */
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205 void *fz_fopen_utf8(const char *name, const char *mode);
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206 int fz_remove_utf8(const char *name);
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207
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208 char **fz_argv_from_wargv(int argc, wchar_t **wargv);
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209 void fz_free_argv(int argc, char **argv);
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210
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211 #endif
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212
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213 /* Cope with systems (such as Windows) with no S_ISDIR */
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214 #ifndef S_ISDIR
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215 #define S_ISDIR(mode) ((mode) & S_IFDIR)
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216 #endif
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217
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218 int64_t fz_stat_ctime(const char *path);
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219 int64_t fz_stat_mtime(const char *path);
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220 int fz_mkdir(char *path);
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221
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222
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223 /* inline is standard in C++. For some compilers we can enable it within
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224 * C too. Some compilers think they know better than we do about when
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225 * to actually honour inline (particularly for large functions); use
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226 * fz_forceinline to kick them into really inlining. */
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227
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228 #ifndef __cplusplus
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229 #if defined (__STDC_VERSION_) && (__STDC_VERSION__ >= 199901L) /* C99 */
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230 #elif defined(_MSC_VER) && (_MSC_VER >= 1500) /* MSVC 9 or newer */
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231 #define inline __inline
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232 #define fz_forceinline __forceinline
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233 #elif defined(__GNUC__) && (__GNUC__ >= 3) /* GCC 3 or newer */
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234 #define inline __inline
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235 #else /* Unknown or ancient */
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236 #define inline
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237 #endif
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238 #endif
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239
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240 #ifndef fz_forceinline
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241 #define fz_forceinline inline
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242 #endif
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243
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244 /* restrict is standard in C99, but not in all C++ compilers. */
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245 #if defined (__STDC_VERSION_) && (__STDC_VERSION__ >= 199901L) /* C99 */
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246 #define FZ_RESTRICT restrict
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247 #elif defined(_MSC_VER) && (_MSC_VER >= 1600) /* MSVC 10 or newer */
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248 #define FZ_RESTRICT __restrict
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249 #elif defined(__GNUC__) && (__GNUC__ >= 3) /* GCC 3 or newer */
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250 #define FZ_RESTRICT __restrict
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251 #else /* Unknown or ancient */
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252 #define FZ_RESTRICT
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253 #endif
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254
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255 /* noreturn is a GCC extension */
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256 #ifdef __GNUC__
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257 #define FZ_NORETURN __attribute__((noreturn))
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258 #else
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259 #ifdef _MSC_VER
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260 #define FZ_NORETURN __declspec(noreturn)
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261 #else
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262 #define FZ_NORETURN
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263 #endif
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264 #endif
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265
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266 /* Flag unused parameters, for use with 'static inline' functions in
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267 * headers. */
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268 #if defined(__GNUC__) && (__GNUC__ > 2 || __GNUC__ == 2 && __GNUC_MINOR__ >= 7)
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269 #define FZ_UNUSED __attribute__((__unused__))
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270 #else
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271 #define FZ_UNUSED
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272 #endif
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273
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274 /* GCC can do type checking of printf strings */
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275 #ifdef __printflike
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276 #define FZ_PRINTFLIKE(F,V) __printflike(F,V)
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277 #else
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278 #if defined(__GNUC__) && (__GNUC__ > 2 || __GNUC__ == 2 && __GNUC_MINOR__ >= 7)
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279 #define FZ_PRINTFLIKE(F,V) __attribute__((__format__ (__printf__, F, V)))
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280 #else
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281 #define FZ_PRINTFLIKE(F,V)
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282 #endif
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283 #endif
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284
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diff changeset
285 /* ARM assembly specific defines */
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286
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287 #ifdef ARCH_ARM
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288
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289 /* If we're compiling as thumb code, then we need to tell the compiler
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290 * to enter and exit ARM mode around our assembly sections. If we move
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291 * the ARM functions to a separate file and arrange for it to be
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292 * compiled without thumb mode, we can save some time on entry.
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293 */
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294 /* This is slightly suboptimal; __thumb__ and __thumb2__ become defined
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295 * and undefined by #pragma arm/#pragma thumb - but we can't define a
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296 * macro to track that. */
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297 #if defined(__thumb__) || defined(__thumb2__)
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298 #define ENTER_ARM ".balign 4\nmov r12,pc\nbx r12\n0:.arm\n"
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299 #define ENTER_THUMB "9:.thumb\n"
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300 #else
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301 #define ENTER_ARM
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302 #define ENTER_THUMB
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303 #endif
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304
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diff changeset
305 #endif
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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diff changeset
306
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diff changeset
307 /* Memory block alignment */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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diff changeset
308
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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diff changeset
309 /* Most architectures are happy with blocks being aligned to the size
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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diff changeset
310 * of void *'s. Some (notably sparc) are not.
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Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
311 *
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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312 * Some architectures (notably amd64) are happy for pointers to be 32bit
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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diff changeset
313 * aligned even on 64bit systems. By making use of this we can save lots
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
314 * of memory in data structures (notably the display list).
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
315 *
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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316 * We attempt to cope with these vagaries via the following definitions.
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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317 */
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318
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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parents:
diff changeset
319 /* All blocks allocated by mupdf's allocators are expected to be
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
320 * returned aligned to FZ_MEMORY_BLOCK_ALIGN_MOD. This is sizeof(void *)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
321 * unless overwritten by a predefinition, or by a specific architecture
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
322 * being detected. */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
323 #ifndef FZ_MEMORY_BLOCK_ALIGN_MOD
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
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diff changeset
324 #if defined(sparc) || defined(__sparc) || defined(__sparc__)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
325 #define FZ_MEMORY_BLOCK_ALIGN_MOD 8
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Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
326 #else
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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327 #define FZ_MEMORY_BLOCK_ALIGN_MOD sizeof(void *)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
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diff changeset
328 #endif
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
329 #endif
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
330
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
331 /* MuPDF will ensure that its use of pointers in packed structures
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
332 * (such as the display list) will be aligned to FZ_POINTER_ALIGN_MOD.
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
333 * This is the same as FZ_MEMORY_BLOCK_ALIGN_MOD unless overridden by
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
334 * a predefinition, or by a specific architecture being detected. */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
335 #ifndef FZ_POINTER_ALIGN_MOD
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
336 #if defined(__amd64) || defined(__amd64__) || defined(__x86_64) || defined(__x86_64__)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
337 #define FZ_POINTER_ALIGN_MOD 4
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
338 #else
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
339 #define FZ_POINTER_ALIGN_MOD FZ_MEMORY_BLOCK_ALIGN_MOD
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
340 #endif
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
341 #endif
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
342
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
343 #ifdef CLUSTER
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
344 /* Include this first so our defines don't clash with the system
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
345 * definitions */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
346 #include <math.h>
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
347 /**
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
348 * Trig functions
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
349 */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
350 static float
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
351 my_atan_table[258] =
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
352 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
353 0.0000000000f, 0.00390623013f,0.00781234106f,0.0117182136f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
354 0.0156237286f, 0.0195287670f, 0.0234332099f, 0.0273369383f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
355 0.0312398334f, 0.0351417768f, 0.0390426500f, 0.0429423347f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
356 0.0468407129f, 0.0507376669f, 0.0546330792f, 0.0585268326f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
357 0.0624188100f, 0.0663088949f, 0.0701969711f, 0.0740829225f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
358 0.0779666338f, 0.0818479898f, 0.0857268758f, 0.0896031775f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
359 0.0934767812f, 0.0973475735f, 0.1012154420f, 0.1050802730f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
360 0.1089419570f, 0.1128003810f, 0.1166554350f, 0.1205070100f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
361 0.1243549950f, 0.1281992810f, 0.1320397620f, 0.1358763280f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
362 0.1397088740f, 0.1435372940f, 0.1473614810f, 0.1511813320f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
363 0.1549967420f, 0.1588076080f, 0.1626138290f, 0.1664153010f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
364 0.1702119250f, 0.1740036010f, 0.1777902290f, 0.1815717110f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
365 0.1853479500f, 0.1891188490f, 0.1928843120f, 0.1966442450f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
366 0.2003985540f, 0.2041471450f, 0.2078899270f, 0.2116268090f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
367 0.2153577000f, 0.2190825110f, 0.2228011540f, 0.2265135410f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
368 0.2302195870f, 0.2339192060f, 0.2376123140f, 0.2412988270f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
369 0.2449786630f, 0.2486517410f, 0.2523179810f, 0.2559773030f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
370 0.2596296290f, 0.2632748830f, 0.2669129880f, 0.2705438680f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
371 0.2741674510f, 0.2777836630f, 0.2813924330f, 0.2849936890f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
372 0.2885873620f, 0.2921733830f, 0.2957516860f, 0.2993222020f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
373 0.3028848680f, 0.3064396190f, 0.3099863910f, 0.3135251230f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
374 0.3170557530f, 0.3205782220f, 0.3240924700f, 0.3275984410f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
375 0.3310960770f, 0.3345853220f, 0.3380661230f, 0.3415384250f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
376 0.3450021770f, 0.3484573270f, 0.3519038250f, 0.3553416220f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
377 0.3587706700f, 0.3621909220f, 0.3656023320f, 0.3690048540f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
378 0.3723984470f, 0.3757830650f, 0.3791586690f, 0.3825252170f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
379 0.3858826690f, 0.3892309880f, 0.3925701350f, 0.3959000740f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
380 0.3992207700f, 0.4025321870f, 0.4058342930f, 0.4091270550f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
381 0.4124104420f, 0.4156844220f, 0.4189489670f, 0.4222040480f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
382 0.4254496370f, 0.4286857080f, 0.4319122350f, 0.4351291940f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
383 0.4383365600f, 0.4415343100f, 0.4447224240f, 0.4479008790f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
384 0.4510696560f, 0.4542287350f, 0.4573780990f, 0.4605177290f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
385 0.4636476090f, 0.4667677240f, 0.4698780580f, 0.4729785980f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
386 0.4760693300f, 0.4791502430f, 0.4822213240f, 0.4852825630f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
387 0.4883339510f, 0.4913754780f, 0.4944071350f, 0.4974289160f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
388 0.5004408130f, 0.5034428210f, 0.5064349340f, 0.5094171490f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
389 0.5123894600f, 0.5153518660f, 0.5183043630f, 0.5212469510f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
390 0.5241796290f, 0.5271023950f, 0.5300152510f, 0.5329181980f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
391 0.5358112380f, 0.5386943730f, 0.5415676050f, 0.5444309400f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
392 0.5472843810f, 0.5501279330f, 0.5529616020f, 0.5557853940f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
393 0.5585993150f, 0.5614033740f, 0.5641975770f, 0.5669819340f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
394 0.5697564530f, 0.5725211450f, 0.5752760180f, 0.5780210840f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
395 0.5807563530f, 0.5834818390f, 0.5861975510f, 0.5889035040f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
396 0.5915997100f, 0.5942861830f, 0.5969629370f, 0.5996299860f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
397 0.6022873460f, 0.6049350310f, 0.6075730580f, 0.6102014430f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
398 0.6128202020f, 0.6154293530f, 0.6180289120f, 0.6206188990f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
399 0.6231993300f, 0.6257702250f, 0.6283316020f, 0.6308834820f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
400 0.6334258830f, 0.6359588250f, 0.6384823300f, 0.6409964180f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
401 0.6435011090f, 0.6459964250f, 0.6484823880f, 0.6509590190f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
402 0.6534263410f, 0.6558843770f, 0.6583331480f, 0.6607726790f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
403 0.6632029930f, 0.6656241120f, 0.6680360620f, 0.6704388650f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
404 0.6728325470f, 0.6752171330f, 0.6775926450f, 0.6799591110f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
405 0.6823165550f, 0.6846650020f, 0.6870044780f, 0.6893350100f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
406 0.6916566220f, 0.6939693410f, 0.6962731940f, 0.6985682070f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
407 0.7008544080f, 0.7031318220f, 0.7054004770f, 0.7076604000f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
408 0.7099116190f, 0.7121541600f, 0.7143880520f, 0.7166133230f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
409 0.7188300000f, 0.7210381110f, 0.7232376840f, 0.7254287490f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
410 0.7276113330f, 0.7297854640f, 0.7319511710f, 0.7341084830f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
411 0.7362574290f, 0.7383980370f, 0.7405303370f, 0.7426543560f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
412 0.7447701260f, 0.7468776740f, 0.7489770290f, 0.7510682220f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
413 0.7531512810f, 0.7552262360f, 0.7572931160f, 0.7593519510f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
414 0.7614027700f, 0.7634456020f, 0.7654804790f, 0.7675074280f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
415 0.7695264800f, 0.7715376650f, 0.7735410110f, 0.7755365500f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
416 0.7775243100f, 0.7795043220f, 0.7814766150f, 0.7834412190f,
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
417 0.7853981630f, 0.7853981630f /* Extended by 1 for interpolation */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
418 };
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
419
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
420 static inline float my_sinf(float x)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
421 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
422 float x2, xn;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
423 int i;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
424 /* Map x into the -PI to PI range. We could do this using:
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
425 * x = fmodf(x, 2.0f * FZ_PI);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
426 * but that's C99, and seems to misbehave with negative numbers
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
427 * on some platforms. */
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
428 x -= FZ_PI;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
429 i = x / (2.0f * FZ_PI);
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
430 x -= i * 2.0f * FZ_PI;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
431 if (x < 0.0f)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
432 x += 2.0f * FZ_PI;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
433 x -= FZ_PI;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
434 if (x <= -FZ_PI / 2.0f)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
435 x = -FZ_PI - x;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
436 else if (x >= FZ_PI / 2.0f)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
437 x = FZ_PI-x;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
438 x2 = x * x;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
439 xn = x * x2 / 6.0f;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
440 x -= xn;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
441 xn *= x2 / 20.0f;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
442 x += xn;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
443 xn *= x2 / 42.0f;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
444 x -= xn;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
445 xn *= x2 / 72.0f;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
446 x += xn;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
447 if (x > 1)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
448 x = 1;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
449 else if (x < -1)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
450 x = -1;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
451 return x;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
452 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
453
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
454 static inline float my_atan2f(float o, float a)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
455 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
456 int negate = 0, flip = 0, i;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
457 float r, s;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
458 if (o == 0.0f)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
459 {
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
460 if (a > 0)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
461 return 0.0f;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
462 else
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
463 return FZ_PI;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
464 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
465 if (o < 0)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
466 o = -o, negate = 1;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
467 if (a < 0)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
468 a = -a, flip = 1;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
469 if (o < a)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
470 i = 65536.0f * o / a + 0.5f;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
471 else
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
472 i = 65536.0f * a / o + 0.5f;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
473 r = my_atan_table[i >> 8];
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
474 s = my_atan_table[(i >> 8) + 1];
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
475 r += (s - r) * (i & 255) / 256.0f;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
476 if (o >= a)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
477 r = FZ_PI / 2.0f - r;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
478 if (flip)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
479 r = FZ_PI - r;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
480 if (negate)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
481 r = -r;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
482 return r;
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
483 }
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
484
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
485 #define sinf(x) my_sinf(x)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
diff changeset
486 #define cosf(x) my_sinf(FZ_PI / 2.0f + (x))
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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487 #define atan2f(x,y) my_atan2f((x),(y))
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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488 #endif
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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489
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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490 static inline int fz_is_pow2(int a)
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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491 {
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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492 return (a != 0) && (a & (a-1)) == 0;
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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493 }
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Franz Glasner <fzglas.hg@dom66.de>
parents:
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494
b50eed0cc0ef ADD: MuPDF v1.26.7: the MuPDF source as downloaded by a default build of PyMuPDF 1.26.4.
Franz Glasner <fzglas.hg@dom66.de>
parents:
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495 #endif