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ephysics: fix evas object rotation based on body 

Inverts y component.



SVN revision: 79048
This commit is contained in:
Bruno Dilly 2012-11-09 18:53:38 +00:00
parent 06bf7b0761
commit 77f193677b
1 changed files with 8 additions and 5 deletions
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13
legacy/ephysics/src/lib/ephysics_body.cpp
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@ -1244,7 +1244,7 @@ _ephysics_box_face_objs_update(EPhysics_Body *body)
static void
_ephysics_body_evas_object_default_update(EPhysics_Body *body)
{
int x, y, z, w, h, wx, wy, wh, cx, cy;
int bx, by, x, y, z, w, h, wx, wy, wh, cx, cy;
EPhysics_Camera *camera;
btTransform trans;
btQuaternion quat;
@ -1277,8 +1277,10 @@ _ephysics_body_evas_object_default_update(EPhysics_Body *body)
evas_object_geometry_get(body->evas_obj, NULL, NULL, &w, &h);
rate = ephysics_world_rate_get(body->world);
x = (int) (trans.getOrigin().getX() * rate) - w * body->cm.x - cx;
y = wh + wy - (int) (trans.getOrigin().getY() * rate) - h * body->cm.y - cy;
bx = (int) (trans.getOrigin().getX() * rate) - cx;
by = wh + wy - (int) (trans.getOrigin().getY() * rate) - cy;
x = bx - w * body->cm.x;
y = by - h * body->cm.y;
z = (int) (trans.getOrigin().getZ() * rate);
evas_object_move(body->evas_obj, x, y);
@ -1301,8 +1303,9 @@ _ephysics_body_evas_object_default_update(EPhysics_Body *body)
quat = trans.getRotation();
quat.normalize();
evas_map_util_quat_rotate(map, quat.x(), quat.y(), quat.z(), -quat.w(),
x + (w * body->cm.x), y + (h * body->cm.y), z);
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, body->evas_obj,
body->back_face_culling, EINA_TRUE);
}