calc_sequential.c

Source code for an Numeric Cmputer

/* Classic Ladder Project */
/* Copyright (C) 2001-2004 Marc Le Douarain */
/* [e-mail] */
/* http://www.multimania.com/mavati/classicladder */
/* October 2002 */
/* ---------------------------------- */
/* Sequential language - Refresh page */
/* ---------------------------------- */
/* This library is free software; you can redistribute it and/or */
/* modify it under the terms of the GNU Lesser General Public */
/* License as published by the Free Software Foundation; either */
/* version 2.1 of the License, or (at your option) any later version. */

/* This library 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 */
/* Lesser General Public License for more details. */

/* You should have received a copy of the GNU Lesser General Public */
/* License along with this library; if not, write to the Free Software */
/* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA */

#include "rtapi.h"
#include "classicladder.h"
#include "global.h"
#include "vars_access.h"
#include "calc_sequential.h"

void InitSequential(void)
{
    int NumStep;
    int NumTrans;
    int NumSwitch;
    for (NumStep = 0; NumStep < NBR_STEPS; NumStep++) {
	Sequential->Step[NumStep].InitStep = FALSE;
	Sequential->Step[NumStep].StepNumber = 0;
	Sequential->Step[NumStep].NumPage = -1;
	Sequential->Step[NumStep].PosiX = 0;
	Sequential->Step[NumStep].PosiY = 0;
	Sequential->Step[NumStep].Activated = FALSE;
	Sequential->Step[NumStep].TimeActivated = 0;
	Sequential->Step[NumStep].OffDrawCrossStep = 0;
    }
    for (NumTrans = 0; NumTrans < NBR_TRANSITIONS; NumTrans++) {
	Sequential->Transition[NumTrans].VarTypeCondi = 0;
	Sequential->Transition[NumTrans].VarNumCondi = 0;
	for (NumSwitch = 0; NumSwitch < NBR_SWITCHS_MAX; NumSwitch++) {
	    Sequential->Transition[NumTrans].NumStepToActiv[NumSwitch] = -1;
	    Sequential->Transition[NumTrans].NumStepToDesactiv[NumSwitch] =
		-1;
	    Sequential->Transition[NumTrans].
		NumTransLinkedForStart[NumSwitch] = -1;
	    Sequential->Transition[NumTrans].NumTransLinkedForEnd[NumSwitch] =
		-1;
	}
	Sequential->Transition[NumTrans].NumPage = -1;
	Sequential->Transition[NumTrans].PosiX = 0;
	Sequential->Transition[NumTrans].PosiY = 0;
	Sequential->Transition[NumTrans].Activated = FALSE;
    }

}

/* set active all the init steps (called at start and after modification with the editor) */
void PrepareSequential(void)
{
    int NumStep, NumTrans;
    for (NumStep = 0; NumStep < NBR_STEPS; NumStep++) {
	Sequential->Step[NumStep].Activated = FALSE;
	Sequential->Step[NumStep].TimeActivated = 0;
	if (Sequential->Step[NumStep].InitStep)
	    Sequential->Step[NumStep].Activated = TRUE;
    }
    for (NumTrans = 0; NumTrans < NBR_TRANSITIONS; NumTrans++)
	Sequential->Transition[NumTrans].Activated = FALSE;
}