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https://github.com/Relintai/sdl2_frt.git
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70438be272
WinRT apps can set a default, preferred orientation via a .appxmanifest file. SDL was overriding this on app startup, and making the app use all possible orientations (landscape and portrait). Thanks to Eric Wing for the heads up on this!
43 lines
1.0 KiB
C
43 lines
1.0 KiB
C
/* @(#)s_copysign.c 5.1 93/09/24 */
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/*
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* ====================================================
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* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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*
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* Developed at SunPro, a Sun Microsystems, Inc. business.
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* Permission to use, copy, modify, and distribute this
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* software is freely granted, provided that this notice
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* is preserved.
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* ====================================================
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*/
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#if defined(LIBM_SCCS) && !defined(lint)
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static const char rcsid[] =
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"$NetBSD: s_copysign.c,v 1.8 1995/05/10 20:46:57 jtc Exp $";
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#endif
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/*
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* copysign(double x, double y)
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* copysign(x,y) returns a value with the magnitude of x and
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* with the sign bit of y.
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*/
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#include "math_libm.h"
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#include "math_private.h"
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libm_hidden_proto(copysign)
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#ifdef __STDC__
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double copysign(double x, double y)
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#else
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double copysign(x, y)
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double x, y;
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#endif
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{
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u_int32_t hx, hy;
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GET_HIGH_WORD(hx, x);
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GET_HIGH_WORD(hy, y);
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SET_HIGH_WORD(x, (hx & 0x7fffffff) | (hy & 0x80000000));
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return x;
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}
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libm_hidden_def(copysign)
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