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#include <stdio.h> |
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#include <stdlib.h> |
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#include <string.h> |
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#include <math.h> |
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|
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|
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#include "madProps.h" |
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#include "frameCount.h" |
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|
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char *program_name; /*the name of the program */ |
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|
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void usage(void); |
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|
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int main(argc, argv) |
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int argc; |
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char *argv[]; |
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{ |
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|
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|
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struct xyz_frame *dumpArray; |
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int nFrames; // the nu8mvber of frames |
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int lineNum = 0; // keeps track of the line number |
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int n_atoms; // the number of atoms |
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int i,j; // loop counters |
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|
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char read_buffer[2000]; /*the line buffer for reading */ |
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char *foo; /*the pointer to the current string token */ |
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FILE *in_file; /* the input file */ |
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char *in_name = NULL; /*the name of the input file */ |
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char *out_prefix; // the output prefix |
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char current_flag; // used in parseing the flags |
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|
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|
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|
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int done = 0; // multipurpose boolean |
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int have_prefix = 0; // prefix boolean |
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int calcRMSD = 0; |
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|
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int calcGofR = 0; |
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char gofR1[30]; |
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char gofR2[30]; |
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|
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int calcMuCorr = 0; |
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char muCorr[30]; |
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|
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int calcCosCorr = 0; |
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char cosCorr1[30]; |
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char cosCorr2[30]; |
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|
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|
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|
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program_name = argv[0]; /*save the program name in case we need it*/ |
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|
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for( i = 1; i < argc; i++){ |
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|
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if(argv[i][0] =='-'){ |
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|
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// parse the option |
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|
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if(argv[i][1] == '-' ){ |
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|
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// parse long word options |
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|
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if( !strcmp( argv[i], "--GofR" ) ){ |
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calcGofR = 1; |
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i++; |
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strcpy( gofR1, argv[i] ); |
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i++; |
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strcpy( gofR2, argv[i] ); |
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} |
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|
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else if( !strcmp( argv[i], "--MuCorr") ){ |
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calcMuCorr = 1; |
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i++; |
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strcpy( muCorr, argv[i] ); |
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} |
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|
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else if( !strcmp( argv[i], "--CosCorr" ) ){ |
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calcCosCorr = 1; |
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i++; |
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strcpy( cosCorr1, argv[i] ); |
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i++; |
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strcpy( cosCorr2, argv[i] ); |
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} |
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|
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else{ |
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fprintf( stderr, |
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"Invalid option \"%s\"\n", argv[i] ); |
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usage(); |
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} |
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} |
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|
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else{ |
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|
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// parse single character options |
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|
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done =0; |
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j = 1; |
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current_flag = argv[i][j]; |
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while( (current_flag != '\0') && (!done) ){ |
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|
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switch(current_flag){ |
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|
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case 'o': |
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// -o <prefix> => the output prefix. |
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|
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i++; |
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out_prefix = argv[i]; |
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have_prefix = 1; |
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done = 1; |
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break; |
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|
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case 'h': |
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// -h => give the usage |
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|
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usage(); |
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break; |
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|
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case 'r': |
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// calculates the rmsd |
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|
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calcRMSD = 1; |
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break; |
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|
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case 'g': |
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// calculate all to all g(r) |
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|
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calcGofR = 1; |
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strcpy( gofR1, "all" ); |
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strcpy( gofR2, "all" ); |
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break; |
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|
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default: |
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|
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fprintf( stderr, "about to print bad option\n" ); |
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|
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(void)fprintf(stderr, "Bad option \"-%s\"\n", current_flag); |
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usage(); |
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} |
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j++; |
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current_flag = argv[i][j]; |
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} |
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} |
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} |
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|
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else{ |
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|
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if( in_name != NULL ){ |
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fprintf( stderr, |
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"Error at \"%s\", program does not currently support\n" |
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"more than one input file.\n" |
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"\n", |
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argv[i]); |
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usage(); |
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} |
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|
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in_name = argv[i]; |
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} |
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} |
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|
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if(in_name == NULL){ |
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usage(); |
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} |
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|
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if( !have_prefix ) out_prefix = in_name; |
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|
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printf( "Counting number of frames..." ); |
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fflush( stdout ); |
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|
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nFrames = frameCount( in_name ); |
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|
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printf( "done.\n" |
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"nframes = %d\n" |
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"\n", |
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nFrames ); |
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fflush( stdout ); |
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|
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in_file = fopen(in_name, "r"); |
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if(in_file == NULL){ |
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printf("Cannot open file: %s\n", in_name); |
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exit(8); |
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} |
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|
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// create the array of frames |
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|
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dumpArray = (struct xyz_frame*)calloc( nFrames, |
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sizeof( struct xyz_frame ) ); |
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|
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// read the frames |
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|
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printf( "Reading the frames into the coordinate arrays..." ); |
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fflush( stdout ); |
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|
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for(j =0; j<nFrames; j++ ){ |
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|
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// read the number of atoms |
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|
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fgets(read_buffer, sizeof(read_buffer), in_file); |
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lineNum++; |
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|
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n_atoms = atoi( read_buffer ); |
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dumpArray[j].nAtoms = n_atoms; |
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|
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dumpArray[j].r = |
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(struct coords *)calloc(n_atoms, sizeof(struct coords)); |
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|
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if( calcMuCorr || calcCosCorr ){ |
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dumpArray[j].v = |
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(struct vect *)calloc(n_atoms, sizeof(struct vect)); |
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} |
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|
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//read the time and the box sizes |
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|
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fgets(read_buffer, sizeof(read_buffer), in_file); |
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lineNum++; |
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|
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foo = strtok(read_buffer, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading time at line %d\n", lineNum); |
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exit(8); |
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} |
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|
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dumpArray[j].time = atof( foo ); |
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|
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading boxX at line %d\n", lineNum); |
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exit(8); |
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} |
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|
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dumpArray[j].boxX = atof( foo ); |
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|
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading boxY at line %d\n", lineNum); |
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exit(8); |
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} |
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|
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dumpArray[j].boxY = atof( foo ); |
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|
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading boxZ at line %d\n", lineNum); |
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exit(8); |
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} |
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|
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dumpArray[j].boxZ = atof( foo ); |
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|
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|
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for( i=0; i < n_atoms; i++){ |
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|
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fgets(read_buffer, sizeof(read_buffer), in_file); |
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lineNum++; |
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|
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// get the name and positions |
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|
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foo = strtok(read_buffer, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading atom name at line %d\n", lineNum ); |
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exit(8); |
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} |
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|
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strcpy(dumpArray[j].r[i].name, foo); /*copy the atom name */ |
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|
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading position x at line %d\n", lineNum); |
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exit(8); |
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} |
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|
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dumpArray[j].r[i].x = atof( foo ); |
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|
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading position y at line %d\n", lineNum); |
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exit(8); |
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} |
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|
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dumpArray[j].r[i].y = atof( foo ); |
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|
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading position z at line %d\n", lineNum); |
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exit(8); |
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} |
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|
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dumpArray[j].r[i].z = atof( foo ); |
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|
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if( calcCosCorr || calcMuCorr ){ |
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|
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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|
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dumpArray[j].v[i].x = 0.0; |
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dumpArray[j].v[i].y = 0.0; |
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dumpArray[j].v[i].z = 0.0; |
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} |
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else{ |
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|
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dumpArray[j].v[i].x = atof( foo ); |
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|
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading vector y at line %d\n", lineNum); |
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exit(8); |
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} |
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|
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dumpArray[j].v[i].y = atof( foo ); |
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|
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foo = strtok(NULL, " ,;\t"); |
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if(foo == NULL){ |
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printf("error in reading vector z at line %d\n", lineNum); |
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exit(8); |
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} |
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|
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dumpArray[j].v[i].z = atof( foo ); |
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} |
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} |
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|
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} |
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} |
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|
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(void)fclose(in_file); |
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|
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printf( "done\n" |
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"\n" ); |
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fflush( stdout ); |
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|
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|
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|
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// do calculations here. |
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|
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if( calcGofR ){ |
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|
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fprintf( stdout, |
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"Calculating the g(r) between atoms \"%s\" and \"%s\"...", |
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gofR1, gofR2 ); |
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fflush( stdout ); |
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|
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// gofr call |
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GofR( out_prefix, gofR1, gofR2, dumpArray, nFrames ); |
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|
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fprintf( stdout, |
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" done.\n" |
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"\n"); |
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fflush(stdout); |
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} |
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|
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if( calcRMSD ){ |
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|
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fprintf( stdout, |
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"Calculating the RMSD..." ); |
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fflush( stdout ); |
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|
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// RMSD call |
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|
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|
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fprintf( stdout, |
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" done.\n" |
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"\n"); |
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fflush(stdout); |
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} |
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|
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if( calcMuCorr ){ |
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|
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fprintf( stdout, |
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"Calculating the mu correlation for \"%s\"...", |
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muCorr); |
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fflush( stdout ); |
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|
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// muCorr call |
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|
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|
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fprintf( stdout, |
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" done.\n" |
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"\n"); |
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fflush(stdout); |
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} |
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|
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if( calcCosCorr ){ |
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|
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fprintf( stdout, |
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"Calculating the cos correlation between \"%s\" and \"%s\"...", |
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cosCorr1, cosCorr2 ); |
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fflush( stdout ); |
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|
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// cosCorr call |
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|
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|
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fprintf( stdout, |
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" done.\n" |
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"\n"); |
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fflush(stdout); |
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} |
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|
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|
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return 0; |
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|
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} |
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|
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|
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|
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/*************************************************************************** |
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* prints out the usage for the command line arguments, then exits. |
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***************************************************************************/ |
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|
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void usage(){ |
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(void)fprintf(stdout, |
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"The proper usage is: %s [options] <xyz_file>\n" |
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"\n" |
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"Options:\n" |
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"\n" |
| 413 |
" short:\n" |
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" ------\n" |
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" -h Display this message\n" |
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" -o <prefix> The output prefix\n" |
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" -r Calculate the RMSD\n" |
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" -g Calculate all to all g(r)\n" |
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|
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"\n" |
| 421 |
" long:\n" |
| 422 |
" -----\n" |
| 423 |
" --GofR <atom1> <atom2> Calculates g(r) between atom1 and atom 2\n" |
| 424 |
" -note: \"all\" will do all atoms\n" |
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" --MuCorr <atom> Calculate mu correlation of atom\n" |
| 426 |
" --CosCorr <atom1> <atom2> Calculate the cos correlation between atom1 and atom2\n" |
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|
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|
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"\n" |
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"\n", |
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program_name); |
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exit(8); |
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} |
