http://code.google.com/p/rpcs3/source/detail?r=44

2025-07-10 00:41:26 +12:00 · 2012-11-15 01:39:56 +02:00 · 2012-11-15 01:39:56 +02:00 · a90b5cf37a
commit a90b5cf37a
parent de070bf485
1998 changed files with 1034301 additions and 0 deletions
--- a/wxWidgets/include/wx/math.h
+++ b/wxWidgets/include/wx/math.h
@ -0,0 +1,140 @@
+/**
+* Name:        wx/math.h
+* Purpose:     Declarations/definitions of common math functions
+* Author:      John Labenski and others
+* Modified by:
+* Created:     02/02/03
+* RCS-ID:      $Id: math.h 62541 2009-11-03 14:10:46Z VZ $
+* Copyright:   (c) John Labenski
+* Licence:     wxWindows licence
+*/
+
+/* THIS IS A C FILE, DON'T USE C++ FEATURES (IN PARTICULAR COMMENTS) IN IT */
+
+#ifndef _WX_MATH_H_
+#define _WX_MATH_H_
+
+#include "wx/defs.h"
+
+#include <math.h>
+
+#ifndef M_PI
+    #define M_PI 3.1415926535897932384626433832795
+#endif
+
+/* Scaling factors for various unit conversions */
+#ifndef METRIC_CONVERSION_CONSTANT
+    #define METRIC_CONVERSION_CONSTANT 0.0393700787
+#endif
+
+#ifndef mm2inches
+    #define mm2inches (METRIC_CONVERSION_CONSTANT)
+#endif
+
+#ifndef inches2mm
+    #define inches2mm (1/(mm2inches))
+#endif
+
+#ifndef mm2twips
+    #define mm2twips (METRIC_CONVERSION_CONSTANT*1440)
+#endif
+
+#ifndef twips2mm
+    #define twips2mm (1/(mm2twips))
+#endif
+
+#ifndef mm2pt
+    #define mm2pt (METRIC_CONVERSION_CONSTANT*72)
+#endif
+
+#ifndef pt2mm
+    #define pt2mm (1/(mm2pt))
+#endif
+
+
+/* unknown __VISAGECC__, __SYMANTECCC__ */
+
+#if defined(__VISUALC__) || defined(__BORLANDC__) || defined(__WATCOMC__)
+    #include <float.h>
+    #define wxFinite(x) _finite(x)
+#elif defined(__GNUG__)||defined(__GNUWIN32__)||defined(__DJGPP__)|| \
+      defined(__SGI_CC__)||defined(__SUNCC__)||defined(__XLC__)|| \
+      defined(__HPUX__)||defined(__MWERKS__)
+    #define wxFinite(x) finite(x)
+#else
+    #define wxFinite(x) ((x) == (x))
+#endif
+
+
+#if defined(__VISUALC__)||defined(__BORLAND__)
+    #define wxIsNaN(x) _isnan(x)
+#elif defined(__GNUG__)||defined(__GNUWIN32__)||defined(__DJGPP__)|| \
+      defined(__SGI_CC__)||defined(__SUNCC__)||defined(__XLC__)|| \
+      defined(__HPUX__)||defined(__MWERKS__)
+    #define wxIsNaN(x) isnan(x)
+#else
+    #define wxIsNaN(x) ((x) != (x))
+#endif
+
+#ifdef __cplusplus
+
+    #ifdef __INTELC__
+
+        inline bool wxIsSameDouble(double x, double y)
+        {
+            // VZ: this warning, given for operators==() and !=() is not wrong, as ==
+            //     shouldn't be used with doubles, but we get too many of them and
+            //     removing these operators is probably not a good idea
+            //
+            //     Maybe we should alway compare doubles up to some "epsilon" precision
+            #pragma warning(push)
+
+            // floating-point equality and inequality comparisons are unreliable
+            #pragma warning(disable: 1572)
+
+            return x == y;
+
+            #pragma warning(pop)
+        }
+
+    #else /* !__INTELC__ */
+
+        inline bool wxIsSameDouble(double x, double y) { return x == y; }
+
+    #endif /* __INTELC__/!__INTELC__ */
+
+    inline bool wxIsNullDouble(double x) { return wxIsSameDouble(x, 0.); }
+
+    inline int wxRound(double x)
+    {
+        #if defined(HAVE_ROUND)
+            return int(round(x));
+        #else
+            return (int)(x < 0 ? x - 0.5 : x + 0.5);
+        #endif
+    }
+#endif /* __cplusplus */
+
+
+#if defined(__WXMSW__) && !defined(__WXWINCE__)
+    #define wxMulDivInt32( a , b , c ) ::MulDiv( a , b , c )
+#elif defined( __WXMAC__ )
+    #define wxMulDivInt32( a , b , c ) ( (wxInt32) ( ( (wxInt64)(a) * (wxInt64)(b) ) / (wxInt64)(c) ) )
+#else
+    #define wxMulDivInt32( a , b , c ) ((wxInt32)((a)*(((wxDouble)b)/((wxDouble)c))))
+#endif
+
+#if wxUSE_APPLE_IEEE
+#ifdef __cplusplus
+    extern "C" {
+#endif
+    /* functions from common/extended.c */
+    WXDLLEXPORT wxFloat64 ConvertFromIeeeExtended(const wxInt8 *bytes);
+    WXDLLEXPORT void ConvertToIeeeExtended(wxFloat64 num, wxInt8 *bytes);
+#ifdef __cplusplus
+    }
+#endif
+#endif /* wxUSE_APPLE_IEEE */
+
+
+#endif /* _WX_MATH_H_ */