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seperate out the templates that make it possible to use bitwise operations on enums

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Harald Barth 2024-12-21 16:08:57 +01:00
parent 8329fd83ce
commit 84bc098157
3 changed files with 28 additions and 4 deletions
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1
IODevice.h
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@ -38,6 +38,7 @@
#include "FSH.h"
#include "I2CManager.h"
#include "inttypes.h"
#include "TemplateForEnums.h"
typedef uint16_t VPIN;
// Limit VPIN number to max 32767. Above this number, printing often gives negative values.

5
MotorDriver.h
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@ -28,12 +28,9 @@
#include "DCCTimer.h"
#include <wiring_private.h>
#include "TemplateForEnums.h"
// use powers of two so we can do logical and/or on the track modes in if clauses.
// For example TRACK_MODE_DC_INV is (TRACK_MODE_DC|TRACK_MODIFIER_INV)
template<class T> inline T operator~ (T a) { return (T)~(int)a; }
template<class T> inline T operator| (T a, T b) { return (T)((int)a | (int)b); }
template<class T> inline T operator& (T a, T b) { return (T)((int)a & (int)b); }
template<class T> inline T operator^ (T a, T b) { return (T)((int)a ^ (int)b); }
enum TRACK_MODE : byte {
// main modes
TRACK_MODE_NONE = 1, TRACK_MODE_MAIN = 2, TRACK_MODE_PROG = 4,

26
TemplateForEnums.h Normal file
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@ -0,0 +1,26 @@
/*
* © 2024, Harald Barth. All rights reserved.
*
* This file is part of DCC-EX
*
* This is 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.
*
* It 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 for more details.
*
* You should have received a copy of the GNU General Public License
* along with CommandStation. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef TemplateForEnums
#define TemplateForEnums
template<class T> inline T operator~ (T a) { return (T)~(int)a; }
template<class T> inline T operator| (T a, T b) { return (T)((int)a | (int)b); }
template<class T> inline T operator& (T a, T b) { return (T)((int)a & (int)b); }
template<class T> inline T operator^ (T a, T b) { return (T)((int)a ^ (int)b); }
#endif