forked from bartvdbraak/blender
8dd43ac23e
Includes update for OpenVDB file IO, i.e. fixes an issue with compression flag combination that resulted in random segfaults. Other changes: Cleanup and formatting.
281 lines
5.5 KiB
C++
281 lines
5.5 KiB
C++
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// DO NOT EDIT !
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// This file is generated using the MantaFlow preprocessor (prep generate).
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/******************************************************************************
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*
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* MantaFlow fluid solver framework
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* Copyright 2011 Tobias Pfaff, Nils Thuerey
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*
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* This program is free software, distributed under the terms of the
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* Apache License, Version 2.0
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Globally used macros and functions
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*
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******************************************************************************/
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#ifndef _GENERAL_H
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#define _GENERAL_H
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#include <iostream>
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#include <sstream>
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#include <cmath>
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#include <algorithm>
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namespace Manta {
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// ui data exchange
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#ifdef GUI
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// defined in qtmain.cpp
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extern void updateQtGui(bool full, int frame, float time, const std::string &curPlugin);
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#else
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// dummy function if GUI is not enabled
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inline void updateQtGui(bool full, int frame, float time, const std::string &curPlugin)
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{
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}
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#endif
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// activate debug mode if _DEBUG is defined (eg for windows)
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#ifndef DEBUG
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# ifdef _DEBUG
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# define DEBUG 1
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# endif // _DEBUG
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#endif // DEBUG
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// Standard exception
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class Error : public std::exception {
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public:
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Error(const std::string &s) : mS(s)
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{
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#ifdef DEBUG
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// print error
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std::cerr << "Aborting: " << s << " \n";
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// then force immedieate crash in debug mode
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*(volatile int *)(0) = 1;
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#endif
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}
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virtual ~Error() throw()
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{
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}
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virtual const char *what() const throw()
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{
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return mS.c_str();
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}
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private:
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std::string mS;
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};
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// mark unused parameter variables
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#define unusedParameter(x) ((void)x)
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// Debug output functions and macros
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extern int gDebugLevel;
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#define MSGSTREAM \
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std::ostringstream msg; \
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msg.precision(7); \
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msg.width(9);
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#define debMsg(mStr, level) \
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if (_chklevel(level)) { \
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MSGSTREAM; \
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msg << mStr; \
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std::cout << msg.str() << std::endl; \
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}
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inline bool _chklevel(int level = 0)
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{
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return gDebugLevel >= level;
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}
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// error and assertation macros
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#ifdef DEBUG
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# define DEBUG_ONLY(a) a
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#else
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# define DEBUG_ONLY(a)
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#endif
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#define throwError(msg) \
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{ \
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std::ostringstream __s; \
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__s << msg << std::endl << "Error raised in " << __FILE__ << ":" << __LINE__; \
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throw Manta::Error(__s.str()); \
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}
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#define errMsg(msg) throwError(msg);
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#define assertMsg(cond, msg) \
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if (!(cond)) \
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throwError(msg)
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#define assertDeb(cond, msg) DEBUG_ONLY(assertMsg(cond, msg))
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// for compatibility with blender, blender only defines WITH_FLUID, make sure we have "BLENDER"
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#ifndef BLENDER
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# ifdef WITH_FLUID
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# define BLENDER 1
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# endif
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#endif
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// common type for indexing large grids
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typedef long long IndexInt;
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// template tricks
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template<typename T> struct remove_pointers {
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typedef T type;
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};
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template<typename T> struct remove_pointers<T *> {
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typedef T type;
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};
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template<typename T> struct remove_pointers<T &> {
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typedef T type;
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};
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// Commonly used enums and types
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//! Timing class for preformance measuring
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struct MuTime {
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MuTime()
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{
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get();
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}
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MuTime operator-(const MuTime &a)
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{
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MuTime b;
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b.time = time - a.time;
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return b;
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};
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MuTime operator+(const MuTime &a)
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{
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MuTime b;
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b.time = time + a.time;
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return b;
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};
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MuTime operator/(unsigned long a)
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{
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MuTime b;
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b.time = time / a;
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return b;
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};
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MuTime &operator+=(const MuTime &a)
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{
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time += a.time;
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return *this;
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}
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MuTime &operator-=(const MuTime &a)
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{
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time -= a.time;
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return *this;
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}
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MuTime &operator/=(unsigned long a)
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{
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time /= a;
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return *this;
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}
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std::string toString();
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void clear()
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{
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time = 0;
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}
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void get();
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MuTime update();
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unsigned long time;
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};
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std::ostream &operator<<(std::ostream &os, const MuTime &t);
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//! generate a string with infos about the current mantaflow build
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std::string buildInfoString();
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// Some commonly used math helpers
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template<class T> inline T square(T a)
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{
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return a * a;
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}
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template<class T> inline T cubed(T a)
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{
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return a * a * a;
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}
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template<class T> inline T clamp(const T &val, const T &vmin, const T &vmax)
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{
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if (val < vmin)
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return vmin;
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if (val > vmax)
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return vmax;
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return val;
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}
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template<class T> inline T nmod(const T &a, const T &b);
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template<> inline int nmod(const int &a, const int &b)
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{
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int c = a % b;
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return (c < 0) ? (c + b) : c;
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}
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template<> inline float nmod(const float &a, const float &b)
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{
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float c = std::fmod(a, b);
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return (c < 0) ? (c + b) : c;
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}
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template<> inline double nmod(const double &a, const double &b)
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{
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double c = std::fmod(a, b);
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return (c < 0) ? (c + b) : c;
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}
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template<class T> inline T safeDivide(const T &a, const T &b);
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template<> inline int safeDivide<int>(const int &a, const int &b)
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{
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return (b) ? (a / b) : a;
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}
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template<> inline float safeDivide<float>(const float &a, const float &b)
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{
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return (b) ? (a / b) : a;
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}
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template<> inline double safeDivide<double>(const double &a, const double &b)
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{
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return (b) ? (a / b) : a;
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}
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inline bool c_isnan(float c)
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{
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volatile float d = c;
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return d != d;
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}
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//! Swap so that a<b
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template<class T> inline void sort(T &a, T &b)
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{
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if (a > b)
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std::swap(a, b);
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}
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//! Swap so that a<b<c
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template<class T> inline void sort(T &a, T &b, T &c)
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{
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if (a > b)
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std::swap(a, b);
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if (a > c)
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std::swap(a, c);
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if (b > c)
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std::swap(b, c);
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}
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//! Swap so that a<b<c<d
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template<class T> inline void sort(T &a, T &b, T &c, T &d)
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{
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if (a > b)
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std::swap(a, b);
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if (c > d)
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std::swap(c, d);
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if (a > c)
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std::swap(a, c);
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if (b > d)
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std::swap(b, d);
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if (b > c)
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std::swap(b, c);
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}
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} // namespace Manta
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#endif
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