113 lines
2.8 KiB
C++
113 lines
2.8 KiB
C++
/*
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** util.h
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**
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** This file is part of mkxp.
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**
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** Copyright (C) 2013 Jonas Kulla <Nyocurio@gmail.com>
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**
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** mkxp is free software: you can redistribute it and/or modify
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** it under the terms of the GNU General Public License as published by
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** the Free Software Foundation, either version 2 of the License, or
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** (at your option) any later version.
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**
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** mkxp 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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**
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** You should have received a copy of the GNU General Public License
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** along with mkxp. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef UTIL_H
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#define UTIL_H
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static inline int
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wrapRange(int value, int min, int max)
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{
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if (value >= min && value <= max)
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return value;
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while (value < min)
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value += (max - min);
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return value % (max - min);
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}
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template<typename T>
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static inline T clamp(T value, T min, T max)
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{
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if (value < min)
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return min;
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if (value > max)
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return max;
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return value;
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}
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template<typename T>
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static inline T min(T value1, T value2)
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{
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return (value1 < value2) ? value1 : value2;
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}
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template<typename T>
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static inline T max(T value1, T value2)
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{
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return (value1 > value2) ? value1 : value2;
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}
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static inline int
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findNextPow2(int start)
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{
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int i = 1;
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while (i < start)
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i <<= 1;
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return i;
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}
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#define ARRAY_SIZE(obj) (sizeof(obj) / sizeof((obj)[0]))
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#define elementsN(obj) const int obj##N = ARRAY_SIZE(obj)
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#define DECL_ATTR_DETAILED(name, type, keyword1, keyword2) \
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keyword1 type get##name() keyword2; \
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keyword1 void set##name(type value);
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#define DECL_ATTR(name, type) DECL_ATTR_DETAILED(name, type, , const)
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#define DECL_ATTR_VIRT(name, type) DECL_ATTR_DETAILED(name, type, virtual, const)
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#define DECL_ATTR_STATIC(name, type) DECL_ATTR_DETAILED(name, type, static, )
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#define DECL_ATTR_INLINE(name, type, loc) \
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type get##name() const { return loc; } \
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void set##name(type value) { loc = value; }
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/* Undef this if not needed */
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#define CHK_DISP GUARD_DISPOSED
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#define DEF_ATTR_RD_SIMPLE_DETAILED(klass, name, type, location, keyword1) \
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type klass :: get##name() keyword1 \
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{ \
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CHK_DISP \
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return location; \
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}
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#define DEF_ATTR_SIMPLE_DETAILED(klass, name, type, location, keyword1) \
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DEF_ATTR_RD_SIMPLE_DETAILED(klass, name, type, location, keyword1) \
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void klass :: set##name(type value) \
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{ \
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CHK_DISP \
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location = value; \
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}
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#define DEF_ATTR_RD_SIMPLE(klass, name, type, location) \
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DEF_ATTR_RD_SIMPLE_DETAILED(klass, name, type, location, const)
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#define DEF_ATTR_SIMPLE(klass, name, type, location) \
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DEF_ATTR_SIMPLE_DETAILED(klass, name, type, location, const)
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#define DEF_ATTR_SIMPLE_STATIC(klass, name, type, location) \
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DEF_ATTR_SIMPLE_DETAILED(klass, name, type, location, )
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#endif // UTIL_H
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