#ifdef HAVE_CONFIG_H
# include <config.h>
#endif
 
#include "ephysics_test.h"
 
typedef struct _Velocity_Data Velocity_Data;
 
struct _Velocity_Data {
     Test_Data base;
     double old_vx;
     double old_vy;
     double old_vaz;
     double last_time;
};
 
{
 
 
   if (strcmp(ev->
key, 
"Up") == 0)
 
   else if (strcmp(ev->
key, 
"Down") == 0)
 
   else if (strcmp(ev->
key, 
"Right") == 0)
 
   else if (strcmp(ev->
key, 
"Left") == 0)
 
 
}
 
static void
_update_vel_cb(
void *data, 
EPhysics_Body *body, 
void *event_info __UNUSED__)
{
   Velocity_Data *velocity_data = data;
   double vx, vy, ax, ay, vaz, aaz;
   double time_now, delta_time;
   char buff[64];
 
   if (!velocity_data->last_time)
 
   delta_time = time_now - velocity_data->last_time;
   velocity_data->last_time = time_now;
 
   vx = (vx > 0 || vx <= -0.01) ? vx : 0;
   vy = (vy > 0 || vy <= -0.01) ? vy : 0;
 
   aaz = (vaz - velocity_data->old_vaz) / delta_time;
   velocity_data->old_vaz = vaz;
   ax = (vx - velocity_data->old_vx) / delta_time;
   velocity_data->old_vx = vx;
   ay = (vy - velocity_data->old_vy) / delta_time;
   velocity_data->old_vy = vy;
 
   if (first_call) return;
 
   DBG(
"Delta Time: %0.3lf", delta_time);
 
 
   snprintf(buff, sizeof(buff), "Linear velocity: %.2f, %.2f", vx, vy);
   snprintf(buff, sizeof(buff), "Linear acceleration: %.2f, %.2f", ax, ay);
   DBG(
"Vx: %0.3lf p/s Ax: %0.3lf p/s/s", vx, ax);
 
   DBG(
"Vy: %0.3lf p/s Ay: %0.3lf p/s/s", vy, ay);
 
 
   snprintf(buff, sizeof(buff), "Angular velocity: %.2f", vaz);
   snprintf(buff, sizeof(buff), "Angular acceleration: %.2f", aaz);
   DBG(
"Va: %0.3lf d/s Aa: %0.3lf d/s/s", vaz, aaz);
 
}
 
static void
_world_populate(Velocity_Data *velocity_data)
{
 
      shadow, PACKAGE_DATA_DIR "/" EPHYSICS_TEST_THEME ".edj", "shadow-ball");
      velocity_data->base.evas_objs, shadow);
 
      sphere, PACKAGE_DATA_DIR "/" EPHYSICS_TEST_THEME ".edj", "red-ball");
      velocity_data->base.evas_objs, sphere);
 
                                    update_object_cb, shadow);
                                    _update_vel_cb, velocity_data);
                                    _update_vel_cb, velocity_data);
                                                 sphere_body);
   velocity_data->body = sphere_body;
}
 
static void
_restart(
void *data, 
Evas_Object *obj __UNUSED__, 
const char *emission __UNUSED__, 
const char *source __UNUSED__)
{
   Velocity_Data *velocity_data = data;
 
                                 velocity_data->body);
 
   test_clean((Test_Data *)velocity_data);
   _world_populate(velocity_data);
   velocity_data->old_vx = 0;
   velocity_data->old_vy = 0;
   velocity_data->old_vaz = 0;
   velocity_data->last_time = 0;
 
                                 velocity_data->body);
}
 
static void
_win_del(
void *data, 
Evas *e __UNUSED__, 
Evas_Object *obj __UNUSED__, 
void *event_info __UNUSED__)
{
   Velocity_Data *velocity_data = data;
 
   test_clean((Test_Data *)velocity_data);
   free(velocity_data);
}
 
void
test_velocity(
void *data __UNUSED__, 
Evas_Object *obj __UNUSED__, 
void *event_info __UNUSED__)
{
   Velocity_Data *velocity_data;
 
     return;
 
   velocity_data = calloc(1, sizeof(Velocity_Data));
   if (!velocity_data)
     {
        ERR(
"Failed to create test data");
 
        return;
     }
 
   test_win_add((Test_Data *)velocity_data, 
"Velocity Getters", 
EINA_FALSE);
                                  _win_del, velocity_data);
                                  "test-theme", _restart, velocity_data);
 
                          "ephysics_test");
                          "ephysics_test");
                          "ephysics_test");
 
                                      WIDTH - 100, FLOOR_Y - 40, DEPTH);
   velocity_data->base.world = world;
 
 
 
 
 
   _world_populate(velocity_data);
                                 velocity_data->body);
}
Evas_Callback_Type
Identifier of callbacks to be set for Evas canvases or Evas objects.
Definition: Evas_Common.h:419
@ EVAS_CALLBACK_DEL
Object Being Deleted (called before Free)
Definition: Evas_Common.h:439
@ EVAS_CALLBACK_KEY_UP
Key Release Event.
Definition: Evas_Common.h:431
EAPI void ephysics_body_damping_set(EPhysics_Body *body, double linear_damping, double angular_damping)
Set the angular and linear damping values.
EAPI EPhysics_Body * ephysics_body_top_boundary_add(EPhysics_World *world)
Create a physic top boundary.
EAPI void ephysics_body_evas_object_set(EPhysics_Body *body, Evas_Object *evas_obj, Eina_Bool use_obj_pos)
Set an evas object to a physics body.
EAPI void ephysics_body_linear_velocity_get(const EPhysics_Body *body, double *x, double *y, double *z)
Get body's linear velocity on x, y and z axes.
EAPI void ephysics_body_angular_velocity_get(const EPhysics_Body *body, double *x, double *y, double *z)
Get body's angular velocity on x, y and z axes.
EAPI EPhysics_Body * ephysics_body_left_boundary_add(EPhysics_World *world)
Create a physic left boundary.
EAPI void ephysics_body_restitution_set(EPhysics_Body *body, double restitution)
Set body's coefficient of restitution.
EAPI void ephysics_body_central_impulse_apply(EPhysics_Body *body, double x, double y, double z)
Apply an impulse on the center of a body.
EAPI void ephysics_body_friction_set(EPhysics_Body *body, double friction)
Set body's friction.
EAPI void ephysics_body_sleeping_threshold_set(EPhysics_Body *body, double linear_threshold, double angular_threshold)
Set the linear and angular sleeping threshold.
EAPI EPhysics_Body * ephysics_body_sphere_add(EPhysics_World *world)
Create a new sphere physics body.
EAPI EPhysics_Body * ephysics_body_right_boundary_add(EPhysics_World *world)
Create a physic right boundary.
EAPI EPhysics_Body * ephysics_body_bottom_boundary_add(EPhysics_World *world)
Create a physic bottom boundary.
EAPI void ephysics_body_event_callback_add(EPhysics_Body *body, EPhysics_Callback_Body_Type type, EPhysics_Body_Event_Cb func, const void *data)
Register a callback to a type of physics body event.
struct _EPhysics_Body EPhysics_Body
Body handle, represents an object on EPhysics world.
Definition: EPhysics.h:655
@ EPHYSICS_CALLBACK_BODY_UPDATE
Body being updated.
Definition: EPhysics.h:2263
@ EPHYSICS_CALLBACK_BODY_STOPPED
Body is not moving any more.
Definition: EPhysics.h:2266
EAPI EPhysics_World * ephysics_world_new(void)
Create a new physics world.
struct _EPhysics_World EPhysics_World
World handle, most basic type of EPhysics.
Definition: EPhysics.h:901
EAPI void ephysics_world_del(EPhysics_World *world)
Deletes a physics world.
EAPI void ephysics_world_render_geometry_set(EPhysics_World *world, Evas_Coord x, Evas_Coord y, Evas_Coord z, Evas_Coord w, Evas_Coord h, Evas_Coord d)
Set dimensions of rendered area to be take on account by default updates.
EAPI int ephysics_shutdown(void)
Shutdown EPhysics.
EAPI int ephysics_init(void)
Initialize EPhysics.
double ecore_time_get(void)
Retrieves the current system time as a floating point value in seconds.
Definition: ecore_time.c:33
#define ERR(...)
Macro for logging Eina errors.
Definition: eina_file_common.h:161
#define DBG(...)
Macro for logging Eina debug messages.
Definition: eina_file_common.h:179
Eina_List * eina_list_append(Eina_List *list, const void *data)
Appends the given data to the given linked list.
Definition: eina_list.c:584
#define EINA_TRUE
boolean value TRUE (numerical value 1)
Definition: eina_types.h:539
#define EINA_FALSE
boolean value FALSE (numerical value 0)
Definition: eina_types.h:533
unsigned char Eina_Bool
Type to mimic a boolean.
Definition: eina_types.h:527
void elm_object_signal_emit(Evas_Object *obj, const char *emission, const char *source)
Send a signal to the widget edje object.
Definition: elm_main.c:1859
void * elm_object_event_callback_del(Evas_Object *obj, Elm_Event_Cb func, const void *data)
Remove an event callback from a widget.
Definition: elm_main.c:1892
void elm_object_event_callback_add(Evas_Object *obj, Elm_Event_Cb func, const void *data)
Add a callback for input events (key up, key down, mouse wheel) on a given Elementary widget.
Definition: elm_main.c:1884
Evas_Object * elm_image_add(Evas_Object *parent)
Add a new image to the parent.
Definition: efl_ui_image.c:2740
Eina_Bool elm_image_file_set(Evas_Object *obj, const char *file, const char *group)
Set the file that will be used as the image's source.
Definition: efl_ui_image.c:2440
Eina_Bool elm_layout_text_set(Eo *obj, const char *part, const char *text)
Set the text of the given part.
Definition: efl_ui_layout.c:3160
Eina_Bool elm_layout_file_set(Eo *obj, const char *file, const char *group)
Set the file that will be used as layout.
Definition: efl_ui_layout.c:3072
Evas_Object * elm_layout_add(Evas_Object *parent)
Add a new layout to the parent.
Definition: efl_ui_layout.c:3065
void elm_layout_signal_callback_add(Eo *obj, const char *emission, const char *source, Edje_Signal_Cb func, void *data)
Add a callback for a (Edje) signal emitted by a layout widget's underlying Edje object.
Definition: efl_ui_layout.c:3314
Eo Evas
An opaque handle to an Evas canvas.
Definition: Evas_Common.h:163
void evas_object_del(Evas_Object *obj)
Marks the given Evas object for deletion (when Evas will free its memory).
Definition: evas_object_main.c:928
void evas_object_show(Evas_Object *eo_obj)
Makes the given Evas object visible.
Definition: evas_object_main.c:1814
void evas_object_event_callback_add(Evas_Object *eo_obj, Evas_Callback_Type type, Evas_Object_Event_Cb func, const void *data)
Add (register) a callback function to a given Evas object event.
Definition: evas_callbacks.c:478
void evas_object_move(Evas_Object *obj, Evas_Coord x, Evas_Coord y)
Move the given Evas object to the given location inside its canvas' viewport.
Definition: evas_object_main.c:1171
void evas_object_resize(Evas_Object *obj, Evas_Coord w, Evas_Coord h)
Changes the size of the given Evas object.
Definition: evas_object_main.c:1236
Efl_Canvas_Object Evas_Object
An Evas Object handle.
Definition: Evas_Common.h:185
Key press event.
Definition: Evas_Legacy.h:314
const char * key
The logical key : (eg shift+1 == exclamation)
Definition: Evas_Legacy.h:320