mirror of
https://github.com/ptitSeb/Serious-Engine
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39 lines
1.2 KiB
C
39 lines
1.2 KiB
C
/* Copyright (c) 2002-2012 Croteam Ltd.
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This program is free software; you can redistribute it and/or modify
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it under the terms of version 2 of the GNU General Public License as published by
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the Free Software Foundation
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along
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with this program; if not, write to the Free Software Foundation, Inc.,
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51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */
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/*
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======================================================================
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vecmat.h
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Basic vector and matrix functions.
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====================================================================== */
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#include <lwtypes.h>
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#define vecangle(a,b) (float)acos(dot(a,b)) /* a and b must be unit vectors */
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#ifdef __cplusplus
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extern "C" {
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#endif //__cplusplus
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float dot( LWFVector a, LWFVector b );
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void cross( LWFVector a, LWFVector b, LWFVector c );
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void normalize( LWFVector v );
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#ifdef __cplusplus
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}
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#endif //__cplusplus
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