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ephysics: implement update of cylinder faces 

SVN revision: 79049
This commit is contained in:
Bruno Dilly 2012-11-09 18:57:51 +00:00
parent 77f193677b
commit 53b29208ee
1 changed files with 78 additions and 1 deletions
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79
legacy/ephysics/src/lib/ephysics_body.cpp
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@ -1116,9 +1116,86 @@ _ephysics_cloth_face_objs_update(EPhysics_Body *body __UNUSED__)
}
static void
_ephysics_cylinder_face_objs_update(EPhysics_Body *body __UNUSED__)
_ephysics_cylinder_face_objs_update(EPhysics_Body *body)
{
int bx, by, x, y, z, wx, wy, wh, cx, cy;
EPhysics_Body_Face_Obj *face_obj;
EPhysics_Camera *camera;
btQuaternion quat;
btTransform trans;
Evas_Map *map;
Eina_List *l;
double rate;
void *ldata;
ephysics_world_render_geometry_get(body->world, &wx, &wy, NULL,
NULL, &wh, NULL);
camera = ephysics_world_camera_get(body->world);
ephysics_camera_position_get(camera, &cx, &cy);
cx -= wx;
cy -= wy;
rate = ephysics_world_rate_get(body->world);
trans = _ephysics_body_transform_get(body);
bx = (int) (trans.getOrigin().getX() * rate) - cx;
by = wh + wy - (int) (trans.getOrigin().getY() * rate) - cy;
x = bx - body->size.w / 2;
y = by - body->size.h / 2;
z = (int) (trans.getOrigin().getZ() * rate);
quat = trans.getRotation();
quat.normalize();
EINA_LIST_FOREACH(body->face_objs, l, ldata)
{
Evas_Object *obj;
Evas_Coord w, h;
face_obj = (EPhysics_Body_Face_Obj *)ldata;
obj = face_obj->obj;
evas_object_geometry_get(obj, NULL, NULL, &w, &h);
evas_object_move(obj, x, y);
if ((!w) || (!h))
{
DBG("Evas object with no geometry: %p, w=%i h=%i", obj, w, h);
continue;
}
map = evas_map_new(4);
switch(face_obj->face)
{
case EPHYSICS_BODY_CYLINDER_FACE_MIDDLE_FRONT:
evas_map_util_points_populate_from_object_full(map, obj, z);
break;
case EPHYSICS_BODY_CYLINDER_FACE_MIDDLE_BACK:
evas_map_util_points_populate_from_object_full(map, obj, z + 1);
evas_map_util_3d_rotate(map, 0, 180, 0, bx, by, z + 1);
break;
case EPHYSICS_BODY_CYLINDER_FACE_FRONT:
evas_map_util_points_populate_from_object_full(
map, obj, z - body->size.d / 2);
break;
case EPHYSICS_BODY_CYLINDER_FACE_BACK:
evas_map_util_points_populate_from_object_full(
map, obj, z + body->size.d / 2);
evas_map_util_3d_rotate(map, 0, 180, 0, bx, by,
z + body->size.d / 2);
break;
default:
WRN("Face %i not updated", face_obj->face);
evas_map_free(map);
continue;
}
evas_map_util_quat_rotate(map, quat.x(), -quat.y(), quat.z(), -quat.w(),
bx, by, z);
_ephysics_body_evas_obj_map_apply(body, map, obj, EINA_TRUE,
EINA_FALSE);
}
}
static void