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# csqint.h

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    00001 /*
    00002     Copyright (C) 2005 by Eric Sunshine
    00003
    00004     This library is free software; you can redistribute it and/or
    00005     modify it under the terms of the GNU Library General Public
    00006     License as published by the Free Software Foundation; either
    00007     version 2 of the License, or (at your option) any later version.
    00008
    00009     This library is distributed in the hope that it will be useful,
    00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
    00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    00012     Library General Public License for more details.
    00013
    00014     You should have received a copy of the GNU Library General Public
    00015     License along with this library; if not, write to the Free
    00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
    00017 */
    00018
    00019 #ifndef __CS_CSQINT_H__
    00020 #define __CS_CSQINT_H__
    00021
    00035 template<typename T>
    00036 static inline long csQint(T n) { return (long)n; }
    00037
    00042 template<typename T>
    00043 static inline long csQround (T n)
    00044 { return (long)(n + (n < 0 ? (T)-0.5 : (T)0.5)); }
    00045
    00049 static inline long csQfixed8 (float n) { return (int)(n * 256.0f); }
    00050
    00054 static inline long csQfixed16 (float n) { return (int)(n * 65536.0f); }
    00055
    00059 static inline long csQfixed24 (float n) { return (int)(n * 16777216.0f); }
    00060
    00063 // Backward compatibility. Use csQfixedn() instead.
    00064 CS_DEPRECATED_METHOD
    00065 static inline long csQint8 (float n) { return csQfixed8 (n); }
    00066 CS_DEPRECATED_METHOD
    00067 static inline long csQint16(float n) { return csQfixed16(n); }
    00068 CS_DEPRECATED_METHOD
    00069 static inline long csQint24(float n) { return csQfixed24(n); }
    00070
    00071 #endif // __CS_CSQINT_H__