diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/ProjectionTangentialLSQ.H | 2 | ||||
| -rw-r--r-- | src/ProjectionTangentialLSQ.cxx | 28 |
2 files changed, 20 insertions, 10 deletions
diff --git a/src/ProjectionTangentialLSQ.H b/src/ProjectionTangentialLSQ.H index f0fa837..4e3f19b 100644 --- a/src/ProjectionTangentialLSQ.H +++ b/src/ProjectionTangentialLSQ.H @@ -14,7 +14,7 @@ class ProjectionTangentialLSQ : public Projection { private: double comp_scale(double alph_a, double alph_b, double d1, double d2); - int lsq(const Hills *m, ViewParams *parms); + int lsq(const Hills *m, ViewParams *parms, int distortion_correct); public: void get_coordinates(double a_view, double a_nick, diff --git a/src/ProjectionTangentialLSQ.cxx b/src/ProjectionTangentialLSQ.cxx index 4235980..ed5a055 100644 --- a/src/ProjectionTangentialLSQ.cxx +++ b/src/ProjectionTangentialLSQ.cxx @@ -28,12 +28,14 @@ int ProjectionTangentialLSQ::comp_params(const Hills *h, ViewParams *parms) { const Hill *tmp, *m1, *m2; double scale_tmp; + int distortion_correct = 0; if (h->get_num() < 2) { fprintf(stderr, "Please position at least 2 hills\n"); return 1; } else if (h->get_num() > 3) { fprintf(stderr, "Performing calibration\n"); + distortion_correct = 1; parms->k0 = 0.0; parms->k1 = 0.0; } @@ -60,13 +62,18 @@ ProjectionTangentialLSQ::comp_params(const Hills *h, ViewParams *parms) { parms->a_nick = 0.0; parms->a_tilt = 0.0; - lsq(h, parms); + lsq(h, parms, 0); + + if (distortion_correct) { + lsq(h, parms, 1); + } return 0; } } struct data { + int distortion_correct; const Hills *h; const ViewParams *old_params; }; @@ -77,12 +84,12 @@ static int lsq_f (const gsl_vector * x, void *data, gsl_vector * f) { struct data *dat = (struct data *) data; double c_view, c_nick, c_tilt, scale, k0, k1; - +fprintf(stderr, "===> dist %d\n", dat->distortion_correct); c_view = gsl_vector_get (x, 0); c_nick = gsl_vector_get (x, 1); c_tilt = gsl_vector_get (x, 2); scale = gsl_vector_get (x, 3); - if (x->size >= 6) { + if (dat->distortion_correct) { k0 = gsl_vector_get (x, 4); k1 = gsl_vector_get (x, 5); } else { @@ -113,7 +120,7 @@ lsq_df (const gsl_vector * x, void *data, gsl_matrix * J) { c_nick = gsl_vector_get (x, 1); c_tilt = gsl_vector_get (x, 2); scale = gsl_vector_get (x, 3); - if (x->size >= 6) { + if (dat->distortion_correct) { k0 = gsl_vector_get (x, 4); k1 = gsl_vector_get (x, 5); } else { @@ -128,7 +135,7 @@ lsq_df (const gsl_vector * x, void *data, gsl_matrix * J) { gsl_matrix_set (J, 2*i, 1, CALL(mac_x_dc_nick)); gsl_matrix_set (J, 2*i, 2, CALL(mac_x_dc_tilt)); gsl_matrix_set (J, 2*i, 3, CALL(mac_x_dscale)); - if (x->size >= 6) { + if (dat->distortion_correct) { gsl_matrix_set (J, 2*i, 4, CALL(mac_x_dk0)); gsl_matrix_set (J, 2*i, 5, CALL(mac_x_dk1)); } @@ -137,7 +144,7 @@ lsq_df (const gsl_vector * x, void *data, gsl_matrix * J) { gsl_matrix_set (J, 2*i+1, 1, CALL(mac_y_dc_nick)); gsl_matrix_set (J, 2*i+1, 2, CALL(mac_y_dc_tilt)); gsl_matrix_set (J, 2*i+1, 3, CALL(mac_y_dscale)); - if (x->size >= 6) { + if (dat->distortion_correct) { gsl_matrix_set (J, 2*i+1, 4, CALL(mac_y_dk0)); gsl_matrix_set (J, 2*i+1, 5, CALL(mac_y_dk1)); } @@ -155,7 +162,9 @@ lsq_fdf (const gsl_vector * x, void *data, gsl_vector * f, gsl_matrix * J) { } int -ProjectionTangentialLSQ::lsq(const Hills *h, ViewParams *parms) { +ProjectionTangentialLSQ::lsq(const Hills *h, ViewParams *parms, + int distortion_correct) { + const gsl_multifit_fdfsolver_type *T; gsl_multifit_fdfsolver *s; gsl_multifit_function_fdf f; @@ -163,10 +172,11 @@ ProjectionTangentialLSQ::lsq(const Hills *h, ViewParams *parms) { double x_init[8]; gsl_vector_view x; int status; - int num_params = h->get_num()>3?6:4; + int num_params = distortion_correct?6:4; fprintf(stderr, "k0 %f, k1 %f num %d\n", parms->k0, parms->k1, num_params); + dat.distortion_correct = distortion_correct; dat.h = h; dat.old_params = parms; @@ -206,7 +216,7 @@ ProjectionTangentialLSQ::lsq(const Hills *h, ViewParams *parms) { parms->a_tilt = gsl_vector_get(s->x, 2); parms->scale = gsl_vector_get(s->x, 3); - if (num_params == 6) { + if (distortion_correct) { parms->k0 = gsl_vector_get(s->x, 4); parms->k1 = gsl_vector_get(s->x, 5); } |