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Revision 31 - (hide annotations) (download)
Mon Feb 4 17:41:59 2013 UTC (11 years, 1 month ago) by zoff99
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new map version, lots of fixes and experimental new features
1 zoff99 2 /**
2     * Navit, a modular navigation system.
3     * Copyright (C) 2005-2008 Navit Team
4     *
5     * This program is free software; you can redistribute it and/or
6     * modify it under the terms of the GNU Library General Public License
7     * version 2 as published by the Free Software Foundation.
8     *
9     * This program is distributed in the hope that it will be useful,
10     * but WITHOUT ANY WARRANTY; without even the implied warranty of
11     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12     * GNU Library General Public License for more details.
13     *
14     * You should have received a copy of the GNU Library General Public
15     * License along with this program; if not, write to the
16     * Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
17     * Boston, MA 02110-1301, USA.
18     */
19    
20     #ifndef NAVIT_TRANSFORM_H
21     #define NAVIT_TRANSFORM_H
22    
23     #ifdef __cplusplus
24     extern "C" {
25     #endif
26     #include "coord.h"
27     #include "point.h"
28    
29     /* prototypes */
30     enum attr_type;
31     enum item_type;
32     enum map_datum;
33     enum projection;
34     struct attr;
35     struct attr_iter;
36     struct coord;
37     struct coord_geo;
38     struct coord_geo_cart;
39     struct map_selection;
40     struct pcoord;
41     // struct point;
42    
43    
44    
45     struct transformation {
46     int yaw; /* Rotation angle */
47     int pitch;
48     int ddd;
49     int m00,m01,m02; /* 3d transformation matrix */
50     int m10,m11,m12;
51     int m20,m21,m22;
52     int xscale,yscale,wscale;
53     int xscale3d,yscale3d,wscale3d;
54     #ifdef ENABLE_ROLL
55     int roll;
56     int hog;
57     #endif
58     navit_float im00,im01,im02; /* inverse 3d transformation matrix */
59     navit_float im10,im11,im12;
60     navit_float im20,im21,im22;
61     struct map_selection *map_sel;
62     struct map_selection *screen_sel;
63     struct point screen_center;
64     int screen_dist;
65     int offx,offy,offz;
66     int znear,zfar;
67     struct coord map_center; /* Center of source rectangle */
68     enum projection pro;
69     navit_float scale; /* Scale factor */
70     int scale_shift;
71     int order;
72     int order_base;
73     };
74    
75 zoff99 31 extern GHashTable *global_transform_hash;
76     extern GHashTable *global_transform_hash2;
77 zoff99 2
78 zoff99 31 struct hash_entry_transform
79     {
80     int id;
81     int x;
82     int y;
83     navit_float lat;
84     navit_float lng;
85     };
86    
87    
88     void transform_init(void);
89 zoff99 2 struct transformation *transform_new(void);
90     int transform_get_hog(struct transformation *this_);
91     void transform_set_hog(struct transformation *this_, int hog);
92     int transform_get_attr(struct transformation *this_, enum attr_type type, struct attr *attr, struct attr_iter *iter);
93     int transform_set_attr(struct transformation *this_, struct attr *attr);
94     int transformation_get_order_base(struct transformation *this_);
95     void transform_set_order_base(struct transformation *this_, int order_base);
96     struct transformation *transform_dup(struct transformation *t);
97     void transform_to_geo(enum projection pro, struct coord *c, struct coord_geo *g);
98     void transform_from_geo(enum projection pro, struct coord_geo *g, struct coord *c);
99     void transform_from_to_count(struct coord *cfrom, enum projection from, struct coord *cto, enum projection to, int count);
100     void transform_from_to(struct coord *cfrom, enum projection from, struct coord *cto, enum projection to);
101     void transform_geo_to_cart(struct coord_geo *geo, navit_float a, navit_float b, struct coord_geo_cart *cart);
102     void transform_cart_to_geo(struct coord_geo_cart *cart, navit_float a, navit_float b, struct coord_geo *geo);
103     void transform_utm_to_geo(const double UTMEasting, const double UTMNorthing, int ZoneNumber, int NorthernHemisphere, struct coord_geo *geo);
104     void transform_datum(struct coord_geo *from, enum map_datum from_datum, struct coord_geo *to, enum map_datum to_datum);
105     int transform(struct transformation *t, enum projection pro, struct coord *c, struct point *p, int count, int mindist, int width, int *width_return);
106     int transform_reverse(struct transformation *t, struct point *p, struct coord *c);
107     enum projection transform_get_projection(struct transformation *this_);
108     void transform_set_projection(struct transformation *this_, enum projection pro);
109     struct map_selection *transform_get_selection(struct transformation *this_, enum projection pro, int order);
110     struct coord *transform_center(struct transformation *this_);
111     struct coord *transform_get_center(struct transformation *this_);
112     void transform_set_center(struct transformation *this_, struct coord *c);
113     void transform_set_yaw(struct transformation *t, int yaw);
114     int transform_get_yaw(struct transformation *this_);
115     void transform_set_pitch(struct transformation *this_, int pitch);
116     int transform_get_pitch(struct transformation *this_);
117     void transform_set_roll(struct transformation *this_, int roll);
118     int transform_get_roll(struct transformation *this_);
119     void transform_set_distance(struct transformation *this_, int distance);
120     int transform_get_distance(struct transformation *this_);
121     void transform_set_scales(struct transformation *this_, int xscale, int yscale, int wscale);
122     void transform_set_screen_selection(struct transformation *t, struct map_selection *sel);
123     void transform_set_screen_center(struct transformation *t, struct point *p);
124     void transform_get_size(struct transformation *t, int *width, int *height);
125     void transform_setup(struct transformation *t, struct pcoord *c, int scale, int yaw);
126     void transform_setup_source_rect(struct transformation *t);
127     long transform_get_scale(struct transformation *t);
128     void transform_set_scale(struct transformation *t, long scale);
129     int transform_get_order(struct transformation *t);
130     double transform_scale(int y);
131     double transform_distance(enum projection pro, struct coord *c1, struct coord *c2);
132     void transform_project(enum projection pro, struct coord *c, int distance, int angle, struct coord *res);
133     double transform_polyline_length(enum projection pro, struct coord *c, int count);
134     int transform_distance_sq(struct coord *c1, struct coord *c2);
135     navit_float transform_distance_sq_float(struct coord *c1, struct coord *c2);
136     int transform_distance_sq_pc(struct pcoord *c1, struct pcoord *c2);
137     int transform_distance_line_sq(struct coord *l0, struct coord *l1, struct coord *ref, struct coord *lpnt);
138     navit_float transform_distance_line_sq_float(struct coord *l0, struct coord *l1, struct coord *ref, struct coord *lpnt);
139     int transform_distance_polyline_sq(struct coord *c, int count, struct coord *ref, struct coord *lpnt, int *pos);
140     int transform_douglas_peucker(struct coord *in, int count, int dist_sq, struct coord *out);
141     int transform_douglas_peucker_float(struct coord *in, int count, navit_float dist_sq, struct coord *out);
142     void transform_print_deg(double deg);
143     int transform_get_angle_delta(struct coord *c1, struct coord *c2, int dir);
144     int transform_within_border(struct transformation *this_, struct point *p, int border);
145     int transform_within_dist_point(struct coord *ref, struct coord *c, int dist);
146     int transform_within_dist_line(struct coord *ref, struct coord *c0, struct coord *c1, int dist);
147     int transform_within_dist_polyline(struct coord *ref, struct coord *c, int count, int close, int dist);
148     int transform_within_dist_polygon(struct coord *ref, struct coord *c, int count, int dist);
149     int transform_within_dist_item(struct coord *ref, enum item_type type, struct coord *c, int count, int dist);
150     void transform_copy(struct transformation *src, struct transformation *dst);
151     void transform_destroy(struct transformation *t);
152     /* end of prototypes */
153     #ifdef __cplusplus
154     }
155     #endif
156    
157     #endif

   
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