PrusaSlicer-NonPlainar/src/mesh_fix/include/Kernel/basics.h

/****************************************************************************
* TMesh                                                                  *
*                                                                           *
* Consiglio Nazionale delle Ricerche                                        *
* Istituto di Matematica Applicata e Tecnologie Informatiche                *
* Sezione di Genova                                                         *
* IMATI-GE / CNR                                                            *
*                                                                           *
* Authors: Marco Attene                                                     *
* Copyright(C) 2012: IMATI-GE / CNR                                         *
* All rights reserved.                                                      *
*                                                                           *
* This program is dual-licensed as follows:                                 *
*                                                                           *
* (1) You may use TMesh as free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License as published  *
* by the Free Software Foundation; either version 3 of the License, or      *
* (at your option) any later version.                                       *
* In this case the program is distributed in the hope that it will be       *
* useful, but WITHOUT ANY WARRANTY; without even the implied warranty of    *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the             *
* GNU General Public License (http://www.gnu.org/licenses/gpl.txt)          *
* for more details.                                                         *
*                                                                           *
* (2) You may use TMesh as part of a commercial software. In this case a *
* proper agreement must be reached with the Authors and with IMATI-GE/CNR   *
* based on a proper licensing contract.                                     *
*                                                                           *
****************************************************************************/

#ifndef _BASICS_H
#define _BASICS_H

#include <stdio.h>
#include <math.h>
#include <time.h>
#include <limits.h>
#include <float.h>
#include "coordinates.h"

namespace T_MESH
{

#ifdef EXTENSIBLE_TMESH
#define TMESH_VIRTUAL virtual
#else
#define TMESH_VIRTUAL
#endif

#ifndef M_PI
#define M_PI 3.14159265358979323846
#endif

#define TMESH_VERSION	"2.0"
#define TMESH_YEAR		2012

class TMesh
{
 public:

 static void (*display_message)(const char *, int);
 static const char *app_name;
 static const char *app_version;
 static const char *app_year;
 static const char *app_authors;
 static const char *app_url;
 static const char *app_maillist;

 static const char *filename; // This might be null. If not, it represents the file we are currently working with.

 static bool quiet;

 static void init(void (*)(const char *, int) = NULL);

 static void info(const char *, ...);
 static void warning(const char *, ...);
 static void error(const char *, ...);
 static void begin_progress();
 static void report_progress(const char *, ...);
 static void end_progress();

 //! When called with a nonzero argument 'ts', launches a chronometer with a timeout of 'ts' seconds.
 //! Later calls without arguments check the chronometer, and if it is over 'ts' the program exits.
 static void exitOnTimeout(clock_t ts = 0);

 //! Appends a line to the file "tmesh.log"
 static void addMessageToLogFile(const char *msg);

 //! Formats a message headed with date/time/filename, appends it to "tmesh.log", and exits with error
 static void logToFileAndExit(const char *msg);

 //! When called without arguments prints the elapsed time from the latest reset.
 static void printElapsedTime(bool reset = false);

 static void useRationals(bool u);
 static bool isUsingRationals();
 static void useFiltering(bool u);
 static bool isUsingFiltering();

 //! Returns the status before the switch
 static bool useRationals() { bool t = isUsingRationals(); useRationals(true); return t; }

 static void setFilename(const char *fname) { filename = fname; }
};

#define DISPMSG_ACTION_SETWIDGET	1
#define DISPMSG_ACTION_PUTNEWLINE	2
#define DISPMSG_ACTION_PUTPROGRESS	3
#define DISPMSG_ACTION_PUTMESSAGE	4
#define DISPMSG_ACTION_ERRORDIALOG	5

#ifndef _INC_WINDOWS
typedef unsigned char	UBYTE;
typedef   signed char	 BYTE;
typedef unsigned short UINT16;
typedef   signed short	INT16;
#endif

#define UBYTE_MAX	255

#ifndef UINT16_MAX
#define UINT16_MAX	65535
#endif

#define FABS(a) (((a)<0)?(-(a)):(a))
#define LOG2(a) (log(a)/log(2))
#define PI2	(M_PI/2.0)
#ifndef MIN
#define MIN(a,b) (((a)<(b))?(a):(b))
#endif
#ifndef MAX
#define MAX(a,b)(((a)>(b))?(a):(b))
#endif

//////// Swaps two pointers. ///////////////////////////////

inline void p_swap(void **a, void **b) {void *t = *a; *a = *b; *b = t;}

/////////////////////////////////////////////////////////////////////////////////////////////


template<typename T, typename Child>
class Primitive {
protected:
    T value;

public:

    // we must type cast to child to so
    // a += 3 += 5 ... and etc.. work the same way
    // as on primitives
    Child &childRef(){
        return *((Child*)this);
    }

    // you can overload to give a default value if you want
    Primitive(){}
    explicit Primitive(T v):value(v){}

    T get(){
        return value;
    }

    #define OP(op) Child &operator op(Child const &v){\
        value op v.value; \
        return childRef(); \
    }\
    Child &operator op(T const &v){\
            value op v; \
            return childRef(); \
        }

    // all with equals
    OP(+=)
    OP(-=)
    OP(*=)
    OP(/=)
    OP(<<=)
    OP(>>=)
    OP(|=)
    OP(^=)
    OP(&=)
    OP(%=)

    #undef OP

    #define OP(p) Child operator p(Child const &v){\
        Child other = childRef();\
        other p ## = v;\
        return other;\
    }\
    Child operator p(T const &v){\
           Child other = childRef();\
           other p ## = v;\
           return other;\
       }

    OP(+)
    OP(-)
    OP(*)
    OP(/)
    OP(<<)
    OP(>>)
    OP(|)
    OP(^)
    OP(&)
    OP(%)

    #undef OP


    #define OP(p) bool operator p(Child const &v){\
        return value p v.value;\
    }\
    bool operator p(T const &v){\
           return value p v;\
       }

    OP(&&)
    OP(||)
    OP(<)
    OP(<=)
    OP(>)
    OP(>=)
    OP(==)
    OP(!=)

    #undef OP

    Child operator +(){return Child(value);}
    Child operator -(){return Child(-value);}
    Child &operator ++(){++value; return childRef();}
    Child operator ++(int){
        Child ret(value);
        ++value;
        return childRef();
    }
    Child operator --(int){
        Child ret(value);
        --value;
        return childRef();
    }

    bool operator!(){return !value;}
    Child operator~(){return Child(~value);}

};


class Data {
public:
    virtual ~Data() = default;
};

class intWrapper: public Data {
private:
    int val;
    public:
    intWrapper(int val = 0) :
            val(val) {
    }
    operator int &() {
        return val;
    }
    int* operator &() {
        return &val;
    }
    operator int() const {
        return val;
    }
    operator int*() {
        return &val;
    }
};

class doubleWrapper: public Data, public Primitive<double, doubleWrapper> {
public:
    doubleWrapper(double val = 0) {
        this->value = val;
    }
    operator double &() {
        return value;
    }
    double* operator &() {
        return &value;
    }
    operator double() const {
        return value;
    }
    operator double*() {
        return &value;
    }
};

inline int to_int(Data *d) {
    return static_cast<intWrapper*>(d)->operator int();
}

} //namespace T_MESH

#endif //_BASICS_H