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-rw-r--r--src/refinetest2d.c111
1 files changed, 111 insertions, 0 deletions
diff --git a/src/refinetest2d.c b/src/refinetest2d.c
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+/*
+ * refinectx.c
+ *
+ * Unit test for refinement procedure
+ *
+ * (c) 2007-2008 Thomas White <taw27@cam.ac.uk>
+ *
+ * dtr - Diffraction Tomography Reconstruction
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <stdlib.h>
+#include <math.h>
+
+#include "basis.h"
+#include "reflections.h"
+#include "image.h"
+#include "reproject.h"
+#include "refine.h"
+#include "utils.h"
+#include "mapping.h"
+#include "control.h"
+#include "displaywindow.h"
+
+int main(int argc, char *argv[]) {
+
+ ControlContext *ctx;
+ ReflectionList *reflections_real;
+ Basis *cell_real;
+ int fail;
+
+ ctx = control_ctx_new();
+ ctx->omega = deg2rad(0.0);
+ ctx->lambda = lambda(300.0e3); /* 300 keV */
+ ctx->fmode = FORMULATION_PIXELSIZE;
+ ctx->x_centre = 256;
+ ctx->y_centre = 256;
+ ctx->pixel_size = 5e7;
+ image_add(ctx->images, NULL, 512, 512, deg2rad(0.0), ctx);
+ ctx->images->images[0].features = image_feature_list_new();
+
+ /* Fudge to avoid horrifying pointer-related death */
+ ctx->dw = malloc(sizeof(DisplayWindow));
+ ctx->dw->cur_image = 0;
+
+ /* The "true" cell */
+ cell_real = malloc(sizeof(Basis));
+ cell_real->a.x = 5.0e9; cell_real->a.y = 0.0e9; cell_real->a.z = 0.0e9;
+ cell_real->b.x = 0.0e9; cell_real->b.y = 5.0e9; cell_real->b.z = 0.0e9;
+ cell_real->c.x = 0.0e9; cell_real->c.y = 0.0e9; cell_real->c.z = 5.0e9;
+ /* The "real" reflections */
+ reflections_real = reflection_list_from_cell(cell_real);
+ ctx->images->images[0].features = reproject_get_reflections(&ctx->images->images[0], reflections_real);
+// printf("RT: %i test features generated.\n", ctx->images->images[0].features->n_features);
+
+ /* The "model" cell to be refined */
+ ctx->cell = malloc(sizeof(Basis));
+ ctx->cell->a.x = 5.2e9; ctx->cell->a.y = 0.1e9; ctx->cell->a.z = 0.0e9;
+ ctx->cell->b.x = 0.2e9; ctx->cell->b.y = 4.8e9; ctx->cell->b.z = 0.0e9;
+ ctx->cell->c.x = 0.0e9; ctx->cell->c.y = 0.0e9; ctx->cell->c.z = 5.0e9;
+ ctx->cell_lattice = reflection_list_from_cell(ctx->cell);
+ ctx->images->images[0].rflist = reproject_get_reflections(&ctx->images->images[0], ctx->cell_lattice);
+ reproject_partner_features(ctx->images->images[0].rflist, &ctx->images->images[0]);
+
+ refine_do_cell(ctx);
+ image_feature_list_free(ctx->images->images[0].rflist);
+ reflection_list_from_new_cell(ctx->cell_lattice, ctx->cell);
+ ctx->images->images[0].rflist = reproject_get_reflections(&ctx->images->images[0], ctx->cell_lattice);
+
+ fail = 0;
+ if ( fabs(ctx->cell->a.x - cell_real->a.x) > 0.01e9 ) {
+ fprintf(stderr, "refinetest: ax not determined correctly\n");
+ fail = 1;
+ }
+ if ( fabs(ctx->cell->a.y - cell_real->a.y) > 0.01e9 ) {
+ fprintf(stderr, "refinetest: ay not determined correctly\n");
+ fail = 1;
+ }
+ if ( fabs(ctx->cell->b.x - cell_real->b.x) > 0.01e9 ) {
+ fprintf(stderr, "refinetest: bx not determined correctly\n");
+ fail = 1;
+ }
+ if ( fabs(ctx->cell->b.y - cell_real->b.y) > 0.01e9 ) {
+ fprintf(stderr, "refinetest: by not determined correctly\n");
+ fail = 1;
+ }
+ /* az, bz, cx, cy and cz are unconstrained hence will 'float' to meaningless values.
+ * This is ok. */
+
+ free(ctx);
+
+ if ( fail ) return 1;
+
+ return 0;
+
+}
+
+/* Dummy function stubs */
+#include "gtk-valuegraph.h"
+void displaywindow_update_imagestack(DisplayWindow *dw) { };
+void displaywindow_enable_cell_functions(DisplayWindow *dw, gboolean g) { };
+void displaywindow_update(DisplayWindow *dw) { };
+void displaywindow_error(const char *msg, DisplayWindow *dw) { };
+guint gtk_value_graph_get_type() { return 0; };
+GtkWidget *gtk_value_graph_new() { return NULL; };
+void gtk_value_graph_set_data(GtkValueGraph *vg, double *data, unsigned int n) { };
+