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#include "SHAPE.hpp" |
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|
| 3 |
SHAPE::SHAPE(void) { |
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int i, j; |
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|
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mass = 0.0; |
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for (i=0; i<3; i++) |
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for (j=0; j<3; j++) |
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I[i][j] = 0.0; |
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|
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} |
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|
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SHAPE::~SHAPE(void) { |
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} |
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|
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void SHAPE::getI(double theI[3][3]) { |
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int i, j; |
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|
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for (i=0; i<3; i++) |
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for (j=0; j<3; j++) |
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theI[i][j] = I[i][j]; |
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} |
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|
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|
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void SHAPE::readSHAPEfile(const char *fname) { |
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|
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int lineNum, nTokens; |
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char* eof_test; |
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char* foo; |
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char readLine[500]; |
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SHFunc* shf; |
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|
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shapeFile = fopen(fname, "r"); |
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if (shapeFile == NULL) { |
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printf("Could not open SHAPE file %s\n", fname); |
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exit(-1); |
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} |
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|
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findBegin( "ShapeInfo" ); |
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|
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eof_test = fgets( readLine, sizeof(readLine), shapeFile ); |
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|
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while( eof_test != NULL ){ |
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// toss comment lines |
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if( readLine[0] != '!' && readLine[0] != '#' ){ |
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|
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if (isEndLine(readLine)) break; |
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|
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nTokens = count_tokens(readLine, " ,;\t"); |
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if (nTokens < 5) { |
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printf("Not enough data on shapeInfo line in SHAPE file.\n"); |
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exit(-1); |
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} |
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|
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foo = strtok(readLine, " ,;\t"); |
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setType(TrimSpaces(foo)); |
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foo = strtok(NULL, " ,;\t"); |
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mass = atof(foo); |
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foo = strtok(NULL, " ,;\t"); |
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I[0][0] = atof(foo); |
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foo = strtok(NULL, " ,;\t"); |
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I[1][1] = atof(foo); |
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foo = strtok(NULL, " ,;\t"); |
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I[2][2] = atof(foo); |
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break; |
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} |
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eof_test = fgets( readLine, sizeof(readLine), shapeFile ); |
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} |
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|
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findBegin( "ContactFunctions" ); |
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|
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eof_test = fgets( readLine, sizeof(readLine), shapeFile ); |
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|
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while( eof_test != NULL ){ |
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// toss comment lines |
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if( readLine[0] != '!' && readLine[0] != '#' ){ |
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|
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if (isEndLine(readLine)) break; |
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|
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nTokens = count_tokens(readLine, " ,;\t"); |
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if (nTokens != 4) { |
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printf("incorrect number of tokens on sigmaFunc line in SHAPE file\n"); |
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exit(-1); |
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} |
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|
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shf = new SHFunc(); |
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foo = strtok(readLine, " ,;\t"); |
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shf->setL(atoi(foo)); |
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foo = strtok(NULL, " ,;\t"); |
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shf->setM(atoi(foo)); |
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foo = strtok(NULL, " ,;\t"); |
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if (!strcasecmp(foo, "cos")) |
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shf->makeCosFunc(); |
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else { |
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if (!strcasecmp(foo, "sin")) |
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shf->makeSinFunc(); |
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else { |
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printf("unknown function type in shape file!"); |
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exit(-1); |
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} |
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} |
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foo = strtok(NULL, " ,;\t"); |
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shf->setCoefficient(atof(foo)); |
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sigmaFuncs.push_back(shf); |
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} |
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eof_test = fgets( readLine, sizeof(readLine), shapeFile ); |
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} |
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|
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findBegin( "RangeFunctions" ); |
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eof_test = fgets( readLine, sizeof(readLine), shapeFile ); |
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|
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while( eof_test != NULL ){ |
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// toss comment lines |
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if( readLine[0] != '!' && readLine[0] != '#' ){ |
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|
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if (isEndLine(readLine)) break; |
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|
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nTokens = count_tokens(readLine, " ,;\t"); |
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if (nTokens != 4) { |
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printf("incorrect number of tokens on sFunc line in SHAPE file\n"); |
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exit(-1); |
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} |
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|
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shf = new SHFunc(); |
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foo = strtok(readLine, " ,;\t"); |
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shf->setL(atoi(foo)); |
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foo = strtok(NULL, " ,;\t"); |
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shf->setM(atoi(foo)); |
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foo = strtok(NULL, " ,;\t"); |
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if (!strcasecmp(foo, "cos")) |
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shf->makeCosFunc(); |
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else { |
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if (!strcasecmp(foo, "sin")) |
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shf->makeSinFunc(); |
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else { |
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printf("unknown function type in shape file!"); |
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exit(-1); |
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} |
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} |
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foo = strtok(NULL, " ,;\t"); |
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shf->setCoefficient(atof(foo)); |
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sFuncs.push_back(shf); |
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} |
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eof_test = fgets( readLine, sizeof(readLine), shapeFile ); |
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} |
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|
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findBegin( "StrengthFunctions" ); |
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eof_test = fgets( readLine, sizeof(readLine), shapeFile ); |
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|
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while( eof_test != NULL ){ |
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// toss comment lines |
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if( readLine[0] != '!' && readLine[0] != '#' ){ |
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|
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if (isEndLine(readLine)) break; |
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|
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nTokens = count_tokens(readLine, " ,;\t"); |
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if (nTokens != 4) { |
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printf("incorrect number of tokens on epsFunc line in SHAPE file\n"); |
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exit(-1); |
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} |
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|
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shf = new SHFunc(); |
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foo = strtok(readLine, " ,;\t"); |
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shf->setL(atoi(foo)); |
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foo = strtok(NULL, " ,;\t"); |
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shf->setM(atoi(foo)); |
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foo = strtok(NULL, " ,;\t"); |
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if (!strcasecmp(foo, "cos")) |
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shf->makeCosFunc(); |
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else { |
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if (!strcasecmp(foo, "sin")) |
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shf->makeSinFunc(); |
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else { |
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printf("unknown function type in shape file!"); |
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exit(-1); |
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} |
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} |
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foo = strtok(NULL, " ,;\t"); |
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shf->setCoefficient(atof(foo)); |
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epsFuncs.push_back(shf); |
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} |
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eof_test = fgets( readLine, sizeof(readLine), shapeFile ); |
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} |
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fclose(shapeFile); |
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} |
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|
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void SHAPE::findBegin( char* startText ){ |
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|
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int foundText = 0; |
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int lineNum; |
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char* the_token; |
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char* eof_test; |
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char readLine[500]; |
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|
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rewind( shapeFile ); |
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lineNum = 0; |
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|
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eof_test = fgets( readLine, sizeof(readLine), shapeFile ); |
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lineNum++; |
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if( eof_test == NULL ){ |
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printf( "Error fast forwarding SHAPE file: file is empty.\n"); |
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exit(-1); |
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} |
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|
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while( !foundText ){ |
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|
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if( eof_test == NULL ){ |
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printf("Error fast forwarding file at line %d: " |
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"file ended unexpectedly.\n", lineNum); |
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exit(-1); |
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} |
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|
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the_token = strtok( readLine, " ,;\t" ); |
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|
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if (!strcasecmp("begin", the_token)) { |
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the_token = TrimSpaces(strtok( NULL, " ,;\t" )); |
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foundText = !strcasecmp( startText, the_token ); |
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|
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} |
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|
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if( !foundText ){ |
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eof_test = fgets( readLine, sizeof(readLine), shapeFile ); |
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lineNum++; |
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|
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|
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if (eof_test == NULL) { |
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printf("Error fast forwarding file at line %d: " |
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"file ended unexpectedly.\n", lineNum); |
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exit(-1); |
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} |
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} |
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} |
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} |
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|
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int SHAPE::isEndLine(char *line) { |
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char *working_line; |
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char *foo; |
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|
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working_line = strdup(line); |
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|
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foo = strtok(working_line, " ,;\t"); |
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|
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if (!strcasecmp(foo, "end")) return 1; |
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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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int SHAPE::count_tokens(char *line, char *delimiters) { |
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/* PURPOSE: RETURN A COUNT OF THE NUMBER OF TOKENS ON THE LINE. */ |
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|
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char *working_line; /* WORKING COPY OF LINE. */ |
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int ntokens; /* NUMBER OF TOKENS FOUND IN LINE. */ |
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char *strtok_ptr; /* POINTER FOR STRTOK. */ |
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|
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strtok_ptr= working_line= strdup(line); |
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|
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ntokens=0; |
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while (strtok(strtok_ptr,delimiters)!=NULL) |
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{ |
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ntokens++; |
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strtok_ptr=NULL; |
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} |
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|
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free(working_line); |
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return(ntokens); |
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} |
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|
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|
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/** |
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* Removes left and right spaces from a string |
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* |
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* @param str String to trim |
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* |
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* @return char* to the trimed string |
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*/ |
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char * SHAPE::TrimSpaces(char *str) { |
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size_t len; |
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char *right, *left; |
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|
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if (strlen(str) == 0) return(str); |
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|
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/* Trim whitespace from left side */ |
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for (left = str; isspace(*left); left++); |
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|
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/* Trim whitespace from right side */ |
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if ((len = strlen(left))) |
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{ |
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right = left + (len - 1); |
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|
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while (isspace(*right)) |
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{ |
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*right = '\0'; |
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right--; |
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} |
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} |
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|
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/* Only do the str copy if their was spaces to the left */ |
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if (left != str) |
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strcpy(str, left); |
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|
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return (str); |
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} |
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|
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|
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double SHAPE::getSigmaAt(double costheta, double phi) { |
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|
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vector<SHFunc*>::iterator sigmaIter; |
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double sigma; |
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|
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sigma = 0.0; |
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|
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for(sigmaIter = sigmaFuncs.begin(); sigmaIter != sigmaFuncs.end(); |
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++sigmaIter) |
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sigma += (*sigmaIter)->getValueAt(costheta, phi); |
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|
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return sigma; |
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} |
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|
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double SHAPE::getSAt(double costheta, double phi) { |
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|
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vector<SHFunc*>::iterator sIter; |
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double s; |
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|
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s = 0.0; |
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|
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for(sIter = sFuncs.begin(); sIter != sFuncs.end(); ++sIter) |
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s += (*sIter)->getValueAt(costheta, phi); |
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|
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return s; |
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} |
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|
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double SHAPE::getEpsAt(double costheta, double phi) { |
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|
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vector<SHFunc*>::iterator epsIter; |
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double eps; |
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|
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eps = 0.0; |
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|
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for(epsIter = epsFuncs.begin(); epsIter != epsFuncs.end(); ++epsIter) |
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eps += (*epsIter)->getValueAt(costheta, phi); |
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|
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return eps; |
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} |
