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jiri
2020-01-05 20:22:46 +00:00
parent 20a34fbc52
commit faf719660c
4 changed files with 90 additions and 14 deletions
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15
vecmat3.h
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@@ -29,6 +29,9 @@
#endif
#include <string.h>
#include <math.h>
#include <stdio.h>
namespace LA_Vecmat3 {
//forward declaration
template <typename T> class Mat3;
@@ -81,7 +84,11 @@ public:
r[2] = q[0]*rhs.q[0][2] + q[1]*rhs.q[1][2] + q[2]*rhs.q[2][2];
return r;
}; //matrix times vector
//C-style IO
void fprintf(FILE *f, const char *format) const {::fprintf(f,format,q[0],q[1],q[2]);};
void sprintf(char *f, const char *format) const {::sprintf(f,format,q[0],q[1],q[2]);};
int fscanf(FILE *f, const char *format) const {return ::fscanf(f,format,q[0],q[1],q[2]);};
int sscanf(char *f, const char *format) const {return ::sscanf(f,format,q[0],q[1],q[2]);};
};
@@ -166,6 +173,10 @@ public:
r[2][2]= q[1][1]*q[0][0]-q[1][0]*q[0][1];
return r/determinant();
};
//C-style IO
void fprintf(FILE *f, const char *format) const {::fprintf(f,format,q[0][0],q[0][1],q[0][2]); ::fprintf(f,format,q[1][0],q[1][1],q[1][2]); ::fprintf(f,format,q[2][0],q[2][1],q[2][2]);};
int fscanf(FILE *f, const char *format) const {return ::fscanf(f,format,q[0][0],q[0][1],q[0][2]) + ::fscanf(f,format,q[1][0],q[1][1],q[1][2]) + ::fscanf(f,format,q[2][0],q[2][1],q[2][2]);};
};
@@ -213,6 +224,6 @@ return s;
}
#endif
}//namespace
#endif /* _VECMAT3_H_ */