diff options
Diffstat (limited to 'src/Stitch.cxx')
| -rw-r--r-- | src/Stitch.cxx | 39 |
1 files changed, 20 insertions, 19 deletions
diff --git a/src/Stitch.cxx b/src/Stitch.cxx index 113dc62..3bb39e9 100644 --- a/src/Stitch.cxx +++ b/src/Stitch.cxx @@ -86,6 +86,10 @@ Stitch::set_output(const char *file, OutputImage *img) { return ret; } +static int +var_offset(int pic, int color, int pow) { + return 9 * (pic - 1) + 3 * color + pow; +} int Stitch::vignette_calib(GipfelWidget::sample_mode_t m, @@ -100,7 +104,7 @@ Stitch::vignette_calib(GipfelWidget::sample_mode_t m, int merged_pixel_set; double radius = (double) w / (view_end -view_start); - int max_samples = 10 * 3, n_samples = 0; + int max_samples = 10000 * 3, n_samples = 0; int ret; int n_vars = (num_pics-1) * 9; gsl_matrix *X, *cov; @@ -108,6 +112,7 @@ Stitch::vignette_calib(GipfelWidget::sample_mode_t m, double chisq; X = gsl_matrix_alloc(max_samples, n_vars); + gsl_matrix_set_zero(X); yv = gsl_vector_alloc(max_samples); c = gsl_vector_alloc(n_vars); cov = gsl_matrix_alloc (n_vars, n_vars); @@ -157,25 +162,23 @@ Stitch::vignette_calib(GipfelWidget::sample_mode_t m, c1[0] < 200 && c1[1] < 200 && c1[2] < 200 && c2[0] < 200 && c2[1] < 200 && c2[2] < 200 && c1[0] > 20 && c1[1] > 20 && c1[2] > 20 && - c2[0] > 20 && c2[1] > 20 && c2[2] > 20 && - fabs(c1d[1] / c1d[0] - c2d[1] / c2d[0]) < 0.01 && - fabs(c1d[2] / c1d[0] - c2d[2] / c2d[0]) < 0.01 ) { + c2[0] > 20 && c2[1] > 20 && c2[2] > 20) { + // fabs(c1d[1] / c1d[0] - c2d[1] / c2d[0]) < 0.01 && + // fabs(c1d[2] / c1d[0] - c2d[2] / c2d[0]) < 0.01 ) { for (int l = 0; l<3; l++) { - gsl_matrix_set_zero(X); if (p1 == 0) { -fprintf(stderr, "==> p1 = 0 p2 = %d\n", p2); - // gsl_matrix_set(X, n_samples, (p2-1) * 9 + 3 * l + 2, c2d[l] * a2 *a2 * a2 * a2); - // gsl_matrix_set(X, n_samples, (p2-1) * 9 + 3 * l + 1, c2d[l] * a2 * a2); - gsl_matrix_set(X, n_samples, (p2-1) * 9 + 3 * l + 0, c2d[l]); + gsl_matrix_set(X, n_samples, var_offset(p2, l, 2), c2d[l] * a2 *a2 * a2 * a2); + gsl_matrix_set(X, n_samples, var_offset(p2, l, 1), c2d[l] * a2 * a2); + gsl_matrix_set(X, n_samples, var_offset(p2, l, 0), c2d[l]); gsl_vector_set(yv, n_samples, c1d[l]); } else { - // gsl_matrix_set(X, n_samples, (p1-1) * 9 + 3 * l + 2, - c1d[l] * a1 *a1 * a1 * a1); - // gsl_matrix_set(X, n_samples, (p2-1) * 9 + 3 * l + 2, c2d[l] * a2 * a2 * a2 * a2); - // gsl_matrix_set(X, n_samples, (p1-1) * 9 + 3 * l + 1, - c1d[l] * a1 * a1); - // gsl_matrix_set(X, n_samples, (p2-1) * 9 + 3 * l + 1, c2d[l] * a2 * a2); - gsl_matrix_set(X, n_samples, (p1-1) * 9 + 3 * l + 0, - c1d[l]); - gsl_matrix_set(X, n_samples, (p2-1) * 9 + 3 * l + 0, c2d[l]); + gsl_matrix_set(X, n_samples, var_offset(p1, l, 2), - c1d[l] * a1 *a1 * a1 * a1); + gsl_matrix_set(X, n_samples, var_offset(p2, l, 2), c2d[l] * a2 * a2 * a2 * a2); + gsl_matrix_set(X, n_samples, var_offset(p1, l, 1), - c1d[l] * a1 * a1); + gsl_matrix_set(X, n_samples, var_offset(p2, l, 1), c2d[l] * a2 * a2); + gsl_matrix_set(X, n_samples, var_offset(p1, l, 0), - c1d[l]); + gsl_matrix_set(X, n_samples, var_offset(p2, l, 0), c2d[l]); gsl_vector_set(yv, n_samples, 0.0); } n_samples++; @@ -206,7 +209,7 @@ fprintf(stderr, "==> p1 = 0 p2 = %d\n", p2); if (merged_image) { merged_image->done(); } -gsl_vector_fprintf(stderr, yv, "%f"); + gsl_multifit_linear_workspace * work = gsl_multifit_linear_alloc (n_samples, n_vars); @@ -223,10 +226,8 @@ gsl_vector_fprintf(stderr, yv, "%f"); color_adjust[p1][l][2] = 0.0; } else { for (int k = 0; k<3; k++) { - color_adjust[p1][l][k] = gsl_vector_get(c, (p1-1) * 9 + 3 * l + k); + color_adjust[p1][l][k] = gsl_vector_get(c, var_offset(p1, l, k)); } - color_adjust[p1][l][1] = 0.0; - color_adjust[p1][l][2] = 0.0; } } fprintf(stderr, "==> color_adjust(%d) %f %f %f\n", p1, color_adjust[p1][0][0], color_adjust[p1][1][0],color_adjust[p1][2][0]); |