aboutsummaryrefslogtreecommitdiff
path: root/src/superlattice.c
blob: b07005aaae84d84df1b8cd2d3b360b09b046cd9f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
/*
 * superlattice.c
 *
 * Superlattice Operations
 *
 * (c) 2006-2007 Thomas White <taw27@cam.ac.uk>
 *
 *  synth2D - two-dimensional Fourier synthesis
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <gtk/gtk.h>
#include <string.h>
#include <math.h>
#include <stdlib.h>
#include <assert.h>

#include "displaywindow.h"
#include "main.h"
#include "reflist.h"
#include "data.h"

typedef struct {

	GtkWidget *window;
	GtkWidget *xcells;
	GtkWidget *ycells;
	
} SuperlatticeSplitWindow;

SuperlatticeSplitWindow *superlattice_sls = NULL;

ReflectionList *superlattice_split(ReflectionList *old, unsigned int xcells, unsigned int ycells) {

	ReflectionList *new;
	unsigned int i;
	
	printf("SL: Splitting %ix%i superlattice cell\n", xcells, ycells);
	
	new = reflist_new_parent(old);
	for ( i=1; i<old->n_reflections; i++ ) {
	
		signed int h, k, l;
		
		h = old->refs[i].h;  k = old->refs[i].k;  l = old->refs[i].l;
		if ( (h % (signed)xcells == 0) && (k % (signed)ycells == 0) ) {
			reflist_addref_am_parent(new, h/(signed)xcells, k/(signed)ycells, l, old->refs[i].amplitude, i);
		}
		
	}
	data_dividecell(xcells, ycells, 1);
	displaywindow_createfourier();
	displaywindow_kicksize();
	
	return new;

}

static gint superlattice_split_response(GtkWidget *widget, gint response, SuperlatticeSplitWindow *sls) {

	int done = 1;

	if ( response == GTK_RESPONSE_OK ) {
		const char *xcells;
		const char *ycells;
		unsigned int xc, yc;
		int scanval;
		xcells = gtk_entry_get_text(GTK_ENTRY(sls->xcells));
		ycells = gtk_entry_get_text(GTK_ENTRY(sls->ycells));
		scanval = sscanf(xcells, "%u", &xc);
		scanval += sscanf(ycells, "%u", &yc);
		if ( scanval != 2 ) {
			error_report("Please enter valid values for both superlattice cell dimensions.");
			done = 0;
		} else {
			main_superlattice_split(xc, yc);
		}
	}

	if ( done ) {
		gtk_widget_destroy(sls->window);
		free(sls);
		superlattice_sls = NULL;
	}
	
	return 0;
}

void superlattice_split_open() {

	SuperlatticeSplitWindow *sls;
	GtkWidget *vbox;
	GtkWidget *hbox;
	GtkWidget *table;
	GtkWidget *xcells_label;
	GtkWidget *ycells_label;
	
	if ( superlattice_sls ) {
		return;
	}
	sls = malloc(sizeof(SuperlatticeSplitWindow));
	superlattice_sls = sls;
	
	sls->window = gtk_dialog_new_with_buttons("Superlattice Split", GTK_WINDOW(displaywindow_gtkwindow()),
		GTK_DIALOG_DESTROY_WITH_PARENT,	GTK_STOCK_CANCEL, GTK_RESPONSE_CLOSE, GTK_STOCK_OK, GTK_RESPONSE_OK, NULL);
	
	vbox = gtk_vbox_new(FALSE, 0);
	hbox = gtk_hbox_new(TRUE, 0);
	gtk_box_pack_start(GTK_BOX(GTK_DIALOG(sls->window)->vbox), GTK_WIDGET(hbox), FALSE, FALSE, 7);
	gtk_box_pack_start(GTK_BOX(hbox), GTK_WIDGET(vbox), FALSE, FALSE, 5);
	
	table = gtk_table_new(2, 2, FALSE);
	gtk_table_set_row_spacings(GTK_TABLE(table), 5);
	gtk_table_set_col_spacings(GTK_TABLE(table), 5);
	gtk_box_pack_start(GTK_BOX(vbox), GTK_WIDGET(table), FALSE, FALSE, 0);
		
	xcells_label = gtk_label_new("Number of cells along x:");
	gtk_misc_set_alignment(GTK_MISC(xcells_label), 1, 0.5);
	gtk_table_attach_defaults(GTK_TABLE(table), GTK_WIDGET(xcells_label), 1, 2, 1, 2);
	
	sls->xcells = gtk_entry_new();
	gtk_entry_set_text(GTK_ENTRY(superlattice_sls->xcells), "1");
	gtk_table_attach_defaults(GTK_TABLE(table), GTK_WIDGET(sls->xcells), 2, 3, 1, 2);
	
	ycells_label = gtk_label_new("Number of cells along y:");
	gtk_misc_set_alignment(GTK_MISC(ycells_label), 1, 0.5);
	gtk_table_attach_defaults(GTK_TABLE(table), GTK_WIDGET(ycells_label), 1, 2, 2, 3);
	
	sls->ycells = gtk_entry_new();
	gtk_entry_set_text(GTK_ENTRY(sls->ycells), "1");
	gtk_table_attach_defaults(GTK_TABLE(table), GTK_WIDGET(sls->ycells), 2, 3, 2, 3);

	g_signal_connect(G_OBJECT(sls->window), "response", G_CALLBACK(superlattice_split_response), sls);
	gtk_widget_show_all(sls->window);
	gtk_widget_grab_focus(GTK_WIDGET(sls->xcells));

}