1. LEGO: A Modular Approach to Accelerator Alignment Data Analysis
Catherine Le Cocq
Stanford Linear Accelerator Center, Stanford University, Stanford, CA, USA

2. You wrote a bundle? Maintainability Portability Expandability
modular approach
input/output independent
Portability
system independent
scalability
Expandability
observation types
resolution techniques
Catherine Le Cocq IWAA97

3. Description
Catherine Le Cocq IWAA97

4. Input Stage: Data Format
typedef struct {
int typ;
char nam[9];
int sel;
double x[8], sx[8];
int d[8];
int ilump;
int iprimary;
} edit_sta;
double x[3], sx[3];
int d[3];
} edit_tar;
typedef struct {
int sel;
char nam1[9];
double h1;
char nam2[9];
double h2;
double val, sval;
int itime;
} edit_mes;
int typ;
double r;
double xO[3];
double hO;
} model;
Catherine Le Cocq IWAA97

5. Competitive Analysis Strengths Weaknesses data protection portability
expandability
blunder detection
unusual features
Weaknesses
memory size
limited earth model
Catherine Le Cocq IWAA97

6. Real Life Examples
Catherine Le Cocq IWAA97

7. How long for 1 iteration?
Catherine Le Cocq IWAA97

8. Future Directions Photogrammetry New types of observations
thorough testing
integration with image acquisition
New types of observations
point transfer
coordinates differences
New integrations
Catherine Le Cocq IWAA97

9. Acknowledgments Cary Salsberg Mike Gaydosh Robert Ruland
and the whole gang...
FOR MORE INFO...
Catherine Le Cocq IWAA97

10. SIMS: Plan View
Catherine Le Cocq IWAA97

11. Lego Stage: Data Format
typedef struct {
char namept[9];
int typ;
double xpt[3], x0[3], sxpt[3];
double h;
int n0[3];
double xex[5], e0[5], sxex[5];
int n1[5];
int defdatum[8];
int ntie;
int ilump;
double major[3], minor[3], phi[3];
} stru_pt;
typedef struct {
int typ;
stru_pt *pt1, *pt2;
double hpt1, hpt2;
double val, sval;
double res, sres;
int itime;
} measure;
int indx, ntime, tref;
int *n1, *epoch;
double *t1, *t2, *t3;
double *r1, *r2, *r3;
double *m, *sm;
double *st1, *st2, *st3;
double *sr1, *sr2, *sr3;
} lump;
Catherine Le Cocq IWAA97