var start_animation_cb = function(obj, id, pulse) {
var mclick_value = m_ctl.get_sensor_value(obj, id, 0);
var tclick_value = m_ctl.get_sensor_value(obj, id, 1);
var timeline = m_ctl.get_sensor_value(obj, id, 2);
if (mclick_value || tclick_value) {
var payload = mclick_value ?
m_ctl.get_sensor_payload(obj, id, 0):
m_ctl.get_sensor_payload(obj, id, 1);
var canv_coords = m_cont.client_to_canvas_coords(
payload.coords[0], payload.coords[1],
_vec2_tmp);
var obj = m_scs.pick_object(canv_coords[0], canv_coords[1]);
if (obj) {
var clicked_planet = get_planet_by_geom(obj);
if (clicked_planet) {
// check second click on planet
if (clicked_planet.focused) {
_focusing = false;
} else {
_focusing = true;
}
// init sun data
_sun.start_time = timeline;
var sun_trans = m_trans.get_translation_rel(_sun.geom, _vec3_tmp);
_sun.start_trans_length = m_vec3.length(sun_trans);
// init orbit
_orbits.start_time = timeline;
_orbits.start_scale = m_trans.get_scale(_orbits.front);
// init data of planet animations
for (var i = 0; i < _planets.length; i++) {
var planet = _planets[i];
var trans = m_trans.get_translation_rel(planet.armature, _vec3_tmp);
if (_focusing) {
m_vec3.copy(trans, planet.original_trans);
if (planet.geom == obj) {
planet.focused = true;
} else {
planet.focused = false;
}
} else {
planet.focused = false;
}
planet.start_scale = m_trans.get_scale(planet.armature);
planet.start_time = timeline;
planet.start_trans_length = m_vec3.length(trans);
}
}
}
}
}
/**
* Clones the "Shrub" object to designates empty objects
*/
function setup_plants(){
for (var i = 0; i < shrub_empties.length; i++) {
var empty = shrub_empties[i];
var emptyLocation = m_trans.get_translation(empty);
var emptyRotation = m_trans.get_rotation(empty);
var emptyScale = m_trans.get_scale(empty);
var currentObject = m_obj.copy(shrub, "Shrub"+i, false);
m_trans.set_translation(currentObject, emptyLocation[0],emptyLocation[1],emptyLocation[2]);
m_trans.set_rotation(currentObject, emptyRotation[0], emptyRotation[1], emptyRotation[2], emptyRotation[3]);
m_trans.set_scale(currentObject, emptyScale);
m_scene.append_object(currentObject);
}
}