efl

test_collision_detection.c
187 строк · 6.8 Кб
Перенос по словам
1
#ifdef HAVE_CONFIG_H
2
# include <config.h>
3
#endif
4

5
#include "ephysics_test.h"
6

7
typedef struct _Collision_Data Collision_Data;
8

9
struct _Collision_Data {
10
     Test_Data base;
11
     Evas_Object *impact;
12
     EPhysics_Body *sphere;
13
     EPhysics_Body *sphere2;
14
};
15

16
static void
17
_collision_cb(void *data, EPhysics_Body *body __UNUSED__, void *event_info)
18
{
19
   EPhysics_Body *contact_body;
20
   Collision_Data *collision_data = data;
21
   EPhysics_Body_Collision *collision = event_info;
22
   int x, y, z;
23

24
   contact_body = ephysics_body_collision_contact_body_get(collision);
25
   if (contact_body != collision_data->sphere2) return;
26

27
   ephysics_body_collision_position_get(collision, &x, &y, &z);
28

29
   evas_object_move(collision_data->impact, x - 10, y - 40);
30
   elm_object_signal_emit(collision_data->impact, "impact,show",
31
                          "ephysics_test");
32

33
   INF("Collision Detected at (%i, %i, %i)", x, y, z);
34
}
35

36
static void
37
_world_populate(Collision_Data *collision_data)
38
{
39
   Evas_Object *sphere1, *sphere2, *sh1, *sh2, *impact;
40
   EPhysics_Body *sphere_body1, *sphere_body2;
41

42
   sh1 = elm_layout_add(collision_data->base.win);
43
   elm_layout_file_set(
44
      sh1, PACKAGE_DATA_DIR "/" EPHYSICS_TEST_THEME ".edj", "shadow-ball");
45
   evas_object_move(sh1, WIDTH / 2, FLOOR_Y);
46
   evas_object_resize(sh1, 70, 3);
47
   evas_object_show(sh1);
48
   collision_data->base.evas_objs = eina_list_append(
49
      collision_data->base.evas_objs, sh1);
50

51
   sphere1 = elm_image_add(collision_data->base.win);
52
   elm_image_file_set(
53
      sphere1, PACKAGE_DATA_DIR "/" EPHYSICS_TEST_THEME ".edj",
54
      "big-blue-ball");
55
   evas_object_move(sphere1, WIDTH / 2, FLOOR_Y - 70 + 1);
56
   evas_object_resize(sphere1, 70, 70);
57
   evas_object_show(sphere1);
58
   collision_data->base.evas_objs = eina_list_append(
59
      collision_data->base.evas_objs, sphere1);
60

61
   sphere_body1 = ephysics_body_sphere_add(collision_data->base.world);
62
   ephysics_body_evas_object_set(sphere_body1, sphere1, EINA_TRUE);
63
   ephysics_body_event_callback_add(sphere_body1,
64
                                    EPHYSICS_CALLBACK_BODY_UPDATE,
65
                                    update_object_cb, sh1);
66
   ephysics_body_restitution_set(sphere_body1, 0.8);
67
   ephysics_body_friction_set(sphere_body1, 0.4);
68
   collision_data->base.bodies = eina_list_append(
69
      collision_data->base.bodies, sphere_body1);
70
   collision_data->sphere = sphere_body1;
71

72
   sh2 = elm_layout_add(collision_data->base.win);
73
   elm_layout_file_set(
74
      sh2, PACKAGE_DATA_DIR "/" EPHYSICS_TEST_THEME ".edj", "shadow-ball");
75
   evas_object_move(sh2, WIDTH / 8, FLOOR_Y);
76
   evas_object_resize(sh2, 70, 3);
77
   evas_object_show(sh2);
78
   collision_data->base.evas_objs = eina_list_append(
79
      collision_data->base.evas_objs, sh2);
80

81
   sphere2 = elm_image_add(collision_data->base.win);
82
   elm_image_file_set(
83
      sphere2, PACKAGE_DATA_DIR "/" EPHYSICS_TEST_THEME ".edj",
84
      "big-red-ball");
85
   evas_object_move(sphere2, WIDTH / 8, FLOOR_Y - 70 + 1);
86
   evas_object_resize(sphere2, 70, 70);
87
   evas_object_show(sphere2);
88
   collision_data->base.evas_objs = eina_list_append(
89
      collision_data->base.evas_objs, sphere2);
90

91
   sphere_body2 = ephysics_body_sphere_add(collision_data->base.world);
92
   ephysics_body_evas_object_set(sphere_body2, sphere2, EINA_TRUE);
93
   ephysics_body_event_callback_add(sphere_body2,
94
                                    EPHYSICS_CALLBACK_BODY_UPDATE,
95
                                    update_object_cb, sh2);
96
   ephysics_body_restitution_set(sphere_body2, 1);
97
   ephysics_body_friction_set(sphere_body2, 0.4);
98
   ephysics_body_central_impulse_apply(sphere_body2, 360, 0, 0);
99
   collision_data->sphere2 = sphere_body2;
100
   collision_data->base.bodies = eina_list_append(
101
      collision_data->base.bodies, sphere_body2);
102

103
   impact = elm_layout_add(collision_data->base.win);
104
   elm_layout_file_set(
105
      impact, PACKAGE_DATA_DIR "/" EPHYSICS_TEST_THEME ".edj", "impact");
106
   evas_object_resize(impact, 20, 20);
107
   evas_object_show(impact);
108
   collision_data->base.evas_objs = eina_list_append(
109
      collision_data->base.evas_objs, impact);
110
   collision_data->impact = impact;
111
}
112

113
static void
114
_restart(void *data, Evas_Object *obj __UNUSED__, const char *emission __UNUSED__, const char *source __UNUSED__)
115
{
116
   Collision_Data *collision_data = data;
117

118
   DBG("Restart pressed");
119
   ephysics_body_event_callback_del(collision_data->sphere,
120
                                    EPHYSICS_CALLBACK_BODY_COLLISION,
121
                                    _collision_cb);
122
   test_clean((Test_Data *)collision_data);
123
   _world_populate(collision_data);
124
   ephysics_body_event_callback_add(collision_data->sphere,
125
                                    EPHYSICS_CALLBACK_BODY_COLLISION,
126
                                    _collision_cb, collision_data);
127
}
128

129
static void
130
_win_del(void *data, Evas *e __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
131
{
132
   Collision_Data *collision_data = data;
133

134
   test_clean((Test_Data *)collision_data);
135
   evas_object_del(collision_data->base.layout);
136
   ephysics_world_del(collision_data->base.world);
137
   free(collision_data);
138
   ephysics_shutdown();
139
}
140

141
void
142
test_collision(void *data __UNUSED__, Evas_Object *obj __UNUSED__, void *event_info __UNUSED__)
143
{
144
   Collision_Data *collision_data;
145
   EPhysics_Body *boundary;
146
   EPhysics_World *world;
147

148
   if (!ephysics_init())
149
     return;
150

151
   collision_data = calloc(1, sizeof(Collision_Data));
152
   if (!collision_data)
153
     {
154
        ERR("Failed to create test data");
155
        ephysics_shutdown();
156
        return;
157
     }
158

159
   test_win_add((Test_Data *)collision_data, "Collision Detection", EINA_FALSE);
160
   elm_object_signal_emit(collision_data->base.layout, "borders,show",
161
                          "ephysics_test");
162
   evas_object_event_callback_add(collision_data->base.win, EVAS_CALLBACK_DEL,
163
                                  _win_del, collision_data);
164
   elm_layout_signal_callback_add(collision_data->base.layout, "restart",
165
                                  "test-theme", _restart, collision_data);
166

167
   world = ephysics_world_new();
168
   ephysics_world_render_geometry_set(world, 50, 40, -50,
169
                                      WIDTH - 100, FLOOR_Y - 40, DEPTH);
170
   collision_data->base.world = world;
171

172
   boundary = ephysics_body_bottom_boundary_add(collision_data->base.world);
173
   ephysics_body_restitution_set(boundary, 0);
174
   ephysics_body_friction_set(boundary, 20);
175

176
   boundary = ephysics_body_right_boundary_add(collision_data->base.world);
177
   ephysics_body_restitution_set(boundary, 0.8);
178

179
   ephysics_body_left_boundary_add(collision_data->base.world);
180
   ephysics_body_top_boundary_add(collision_data->base.world);
181

182
   _world_populate(collision_data);
183

184
   ephysics_body_event_callback_add(collision_data->sphere,
185
                                    EPHYSICS_CALLBACK_BODY_COLLISION,
186
                                    _collision_cb, collision_data);
187
}
188
efl

Использование cookies
