| 1 |
/* Copyright (c) 2003 |
| 2 |
* National Research Council Canada |
| 3 |
* written by Christoph Reinhart |
| 4 |
*/ |
| 5 |
|
| 6 |
/* epw2wea: daylight analysis subprogram of DAYSIM */ |
| 7 |
/* Program converts EnergyPlus weather format (*.ppw) into DAYSIM format (*.wea) */ |
| 8 |
|
| 9 |
#include <stdio.h> |
| 10 |
#include <stdlib.h> |
| 11 |
#include <string.h> |
| 12 |
|
| 13 |
int main( int argc, char *argv[]) |
| 14 |
{ |
| 15 |
FILE *EPW_FILE; |
| 16 |
FILE* WEA_FILE; |
| 17 |
int year, month,day, hour_in,minute=60,i; |
| 18 |
int minute_message=1; |
| 19 |
float dir_norm_rad, dif_or_rad,dummy_float; |
| 20 |
char keyword[2000]=""; |
| 21 |
char minute_string[2000]=""; |
| 22 |
char epw_file[200]=""; |
| 23 |
char wea_file[200] =""; |
| 24 |
char city[200] =""; |
| 25 |
char country[200] =""; |
| 26 |
char latitude[200] ="",longitude[200] ="",time_zone[200] ="",elevation[200] =""; |
| 27 |
|
| 28 |
if (argc < 3) |
| 29 |
{ |
| 30 |
fprintf(stderr,"epw2wea: FATAL ERROR - wrong number of arguments\n"); |
| 31 |
fprintf(stderr,"start program with: epw2wea <file-name.epw> <file-name.wea>\n"); |
| 32 |
exit(1); |
| 33 |
} |
| 34 |
if (argc >= 3) |
| 35 |
{ |
| 36 |
strcpy(epw_file, argv[1]); |
| 37 |
strcpy(wea_file, argv[2]); |
| 38 |
for (i = 3; i < argc; i++) |
| 39 |
if (argv[i][0] == '-' ) |
| 40 |
switch (argv[i][1]) |
| 41 |
{ |
| 42 |
case 'h': /* scaling factor */ |
| 43 |
break; |
| 44 |
} |
| 45 |
else |
| 46 |
{ |
| 47 |
fprintf(stdout,"epw2wea: fatal error - %s bad option for input arguments\n", argv[i]); |
| 48 |
exit(0); |
| 49 |
} |
| 50 |
} |
| 51 |
|
| 52 |
EPW_FILE=fopen(epw_file, "r"); |
| 53 |
WEA_FILE=fopen(wea_file, "w"); |
| 54 |
fscanf(EPW_FILE,"%[^,]s",keyword); |
| 55 |
if( !strcmp(keyword,"LOCATION") ){ |
| 56 |
fscanf(EPW_FILE,",%[^,]s",city); |
| 57 |
fscanf(EPW_FILE,",%[^,]s",country); |
| 58 |
fscanf(EPW_FILE,",%[^,]s",country); |
| 59 |
sprintf(keyword,"place %s_%s\n",city,country); |
| 60 |
printf("%s",keyword); |
| 61 |
fprintf(WEA_FILE,"%s",keyword); |
| 62 |
|
| 63 |
fscanf(EPW_FILE,",%[^,]s",country); |
| 64 |
fscanf(EPW_FILE,",%[^,]s",country); |
| 65 |
fscanf(EPW_FILE,",%[^,]s",latitude); |
| 66 |
printf("latitude %s\n",latitude); |
| 67 |
fprintf(WEA_FILE,"latitude %s\n",latitude); |
| 68 |
fscanf(EPW_FILE,",%[^,]s",longitude); |
| 69 |
|
| 70 |
printf("longitude %.2f\n",-1.0*atof(longitude)); |
| 71 |
fprintf(WEA_FILE,"longitude %.2f\n",-1.0*atof(longitude)); |
| 72 |
fscanf(EPW_FILE,",%[^,]s",time_zone); |
| 73 |
printf("time_zone %.0f\n",-15.0*atoi(time_zone)); |
| 74 |
fprintf(WEA_FILE,"time_zone %.0f\n",-15.0*atoi(time_zone)); |
| 75 |
fscanf(EPW_FILE,",%s[^\n]",elevation); |
| 76 |
printf("site_elevation %s\nweather_data_file_units 1\n",elevation); |
| 77 |
fprintf(WEA_FILE,"site_elevation %s\nweather_data_file_units 1\n",elevation); |
| 78 |
|
| 79 |
fscanf(EPW_FILE,"%*[^\n]");fscanf(EPW_FILE,"%*[\n\r]"); |
| 80 |
fscanf(EPW_FILE,"%*[^\n]");fscanf(EPW_FILE,"%*[\n\r]"); |
| 81 |
fscanf(EPW_FILE,"%*[^\n]");fscanf(EPW_FILE,"%*[\n\r]"); |
| 82 |
fscanf(EPW_FILE,"%*[^\n]");fscanf(EPW_FILE,"%*[\n\r]"); |
| 83 |
fscanf(EPW_FILE,"%*[^\n]");fscanf(EPW_FILE,"%*[\n\r]"); |
| 84 |
fscanf(EPW_FILE,"%*[^\n]");fscanf(EPW_FILE,"%*[\n\r]"); |
| 85 |
fscanf(EPW_FILE,"%*[^\n]");fscanf(EPW_FILE,"%*[\n\r]"); |
| 86 |
|
| 87 |
/* read in time step interval */ |
| 88 |
fscanf(EPW_FILE,"%[^,]s",keyword); |
| 89 |
fscanf(EPW_FILE,",%[^,]s",keyword); |
| 90 |
fscanf(EPW_FILE,",%[^,]s",minute_string); |
| 91 |
minute=atoi(minute_string); |
| 92 |
if(minute==1) /* one measurement per hour equals a 60 minute time step */ |
| 93 |
minute=60; |
| 94 |
fscanf(EPW_FILE,"%*[^\n]");fscanf(EPW_FILE,"%*[\n\r]"); |
| 95 |
|
| 96 |
while( EOF != fscanf(EPW_FILE,"%d,%d,%d,%d",&year,&month,&day, &hour_in)){ |
| 97 |
|
| 98 |
fprintf(WEA_FILE,"%d %d %.3f ",month,day,hour_in*1.0-minute*(0.5/60)); |
| 99 |
|
| 100 |
fscanf(EPW_FILE,",%f",&dummy_float); |
| 101 |
fscanf(EPW_FILE,",%[^,]s",city); |
| 102 |
fscanf(EPW_FILE,",%f",&dummy_float); |
| 103 |
fscanf(EPW_FILE,",%f",&dummy_float); |
| 104 |
fscanf(EPW_FILE,",%f",&dummy_float); |
| 105 |
fscanf(EPW_FILE,",%f",&dummy_float); |
| 106 |
fscanf(EPW_FILE,",%f",&dummy_float); |
| 107 |
fscanf(EPW_FILE,",%f",&dummy_float); |
| 108 |
fscanf(EPW_FILE,",%f",&dummy_float); |
| 109 |
fscanf(EPW_FILE,",%f",&dummy_float); |
| 110 |
|
| 111 |
fscanf(EPW_FILE,",%f,%f",&dir_norm_rad, &dif_or_rad); |
| 112 |
fprintf(WEA_FILE,"%.0f %.0f",dir_norm_rad, dif_or_rad); |
| 113 |
|
| 114 |
fscanf(EPW_FILE,"%*[^\n]");fscanf(EPW_FILE,"%*[\n\r]"); |
| 115 |
fprintf(WEA_FILE,"\n"); |
| 116 |
} |
| 117 |
|
| 118 |
}else{ |
| 119 |
fprintf(stderr,"epw2wea: FATAL ERROR - this does not seem to be an epw file \n");exit(1); |
| 120 |
} |
| 121 |
|
| 122 |
fclose(EPW_FILE); |
| 123 |
fclose(WEA_FILE); |
| 124 |
return 0; |
| 125 |
} |
| 126 |
|
| 127 |
|
