/home66/gary/public_html/cloudy/c08_branch/source/cool_pr.cpp

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/* This file is part of Cloudy and is copyright (C)1978-2008 by Gary J. Ferland and
 * others.  For conditions of distribution and use see copyright notice in license.txt */
/*coolpr stores coolants before block printed, when printing cooling agents */
#include "cddefines.h"
#include "thermal.h"
#include "cooling.h"
#define NCOLSAV 100

void coolpr(
        FILE * io,
        /* the line label */
        const char *chLabel, 
        /* the line wavelength */
        realnum lambda, 
        /* the ratio of cooling to total, negative if a heat source  */
        double ratio, 
        /* the job to do, one of "ZERO", "DOIT", or "DONE"  */
        const char *chJOB
        )
{
        static char chLabsv[NCOLSAV][NCOLNT_LAB_LEN+1];

        static char chSig[NCOLSAV];

        long int i, 
          ipAr[NCOLSAV], 
          j, 
          limit;

        static long int nCoolant = 0; 
        static realnum sav[NCOLSAV];

        realnum SavMax, 
          scratch[NCOLSAV];

        static realnum csav[NCOLSAV];

        DEBUG_ENTRY( "coolpr()" );

        /* routine is called with two flags, "ZERO" and "DONE" to 
         * initialize and complete the printout.  Any other label is
         * interpreted as a line label */
        if( strcmp(chJOB,"ZERO") == 0 )
        {
                /* nCoolant is the counter through the array of coolants,
                 * zero it if new job to do */
                nCoolant = 0;
                for( i=0; i<NCOLSAV; ++i )
                {
                        scratch[i] = FLT_MAX;
                        ipAr[i] = LONG_MAX;
                }
        }

        else if( strcmp(chJOB,"DOIT") == 0 )
        {
                strcpy( chLabsv[nCoolant], chLabel );

                if( lambda < 10000. )
                {
                        sav[nCoolant] = lambda;
                }
                else
                {
                        sav[nCoolant] = lambda/10000.f;
                }

                csav[nCoolant] = (realnum)ratio;
                /* is this coolant really cooling (+) or a heat source? */
                if( ratio < 0. )
                {
                        chSig[nCoolant] = 'n';
                }
                else
                {
                        chSig[nCoolant] = ' ';
                }

                /* increment the counter, so this is the number actually in the stack */
                ++nCoolant;

                /* this is limit to how much we can save */
                if( nCoolant >= NCOLSAV )
                {
                        fprintf( ioQQQ, "  coolpr ran out of room, increase NCOLSAV.\n" );
                        ShowMe();
                        cdEXIT(EXIT_FAILURE);
                }
        }

        else if( strcmp(chJOB,"DONE") == 0 )
        {
                /* want to print sorted list of coolants sorted from strongest to faintest */
                for( i=0; i < nCoolant; i++ )
                {
                        /* save abs val so we pick up both heating and cooling */
                        scratch[i] = (realnum)fabs(csav[i]);
                }

                for( i=0; i < nCoolant; i++ )
                {
                        SavMax = 0.;
                        /* following will be reset in following loop */
                        ipAr[i] = -LONG_MAX;

                        /* find largest of remaining coolants */
                        for( j=0; j < nCoolant; j++ )
                        {
                                if( scratch[j] > SavMax )
                                {
                                        SavMax = scratch[j];
                                        /* ipAr will point to coolant within saved stack */
                                        ipAr[i] = j;
                                }
                        }

                        ASSERT( i >= 0 && i < NCOLSAV );
                        ASSERT( ipAr[i] >=0 && ipAr[i] < NCOLSAV );
                        /* set it to zero so we can look for next strongest */
                        scratch[ipAr[i]] = 0.;
                }

                /* now print this stack in order or strength, seven across a line */
                for( j=0; j < nCoolant; j += 7 )
                {
                        limit = MIN2(nCoolant,j+7);
                        fprintf( io, "     " );
                        for( i=j; i < limit; i++ )
                        {
                                ASSERT( i < NCOLSAV );

                                fprintf( io, 
                                        " %s %.2f%c%6.3f", 
                                        /* label for the coolant, like "C  4" */
                                        chLabsv[ipAr[i]], 
                                        /* wavelength */
                                        sav[ipAr[i]], 
                                        /* usually space, but n if negative coolant */
                                        chSig[ipAr[i]],
                                        /* fraction of total cooling */
                                        csav[ipAr[i]] );
                        }
                        fprintf( io, " \n" );
                }
        }

        else 
        {
                fprintf( ioQQQ, "  coolpr called with insane job =%s=\n",chJOB );
                ShowMe();
                cdEXIT(EXIT_FAILURE);
        }
        return;
}

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