Variant& Tween::_get_delta_val(InterpolateData& p_data) {
switch(p_data.type) {
case INTER_PROPERTY:
case INTER_METHOD:
return p_data.delta_val;
case FOLLOW_PROPERTY:
case FOLLOW_METHOD: {
Object *target = ObjectDB::get_instance(p_data.target_id);
ERR_FAIL_COND_V(target == NULL,p_data.initial_val);
Variant final_val;
if(p_data.type == FOLLOW_PROPERTY) {
bool valid = false;
final_val = target->get(p_data.target_key, &valid);
ERR_FAIL_COND_V(!valid,p_data.initial_val);
} else {
Variant::CallError error;
final_val = target->call(p_data.target_key, NULL, 0, error);
ERR_FAIL_COND_V(error.error != Variant::CallError::CALL_OK,p_data.initial_val);
}
// convert INT to REAL is better for interpolaters
if(final_val.get_type() == Variant::INT) final_val = final_val.operator real_t();
_calc_delta_val(p_data.initial_val, final_val, p_data.delta_val);
return p_data.delta_val;
}
break;
case TARGETING_PROPERTY:
case TARGETING_METHOD: {
Variant initial_val = _get_initial_val(p_data);
// convert INT to REAL is better for interpolaters
if(initial_val.get_type() == Variant::INT) initial_val = initial_val.operator real_t();
//_calc_delta_val(p_data.initial_val, p_data.final_val, p_data.delta_val);
_calc_delta_val(initial_val, p_data.final_val, p_data.delta_val);
return p_data.delta_val;
}
break;
}
return p_data.initial_val;
}
bool Tween::interpolate_property(Object *p_object
, String p_property
, Variant p_initial_val
, Variant p_final_val
, real_t p_times_in_sec
, TransitionType p_trans_type
, EaseType p_ease_type
, real_t p_delay
) {
if(pending_update != 0) {
_add_pending_command("interpolate_property"
, p_object
, p_property
, p_initial_val
, p_final_val
, p_times_in_sec
, p_trans_type
, p_ease_type
, p_delay
);
return true;
}
// convert INT to REAL is better for interpolaters
if(p_initial_val.get_type() == Variant::INT) p_initial_val = p_initial_val.operator real_t();
if(p_final_val.get_type() == Variant::INT) p_final_val = p_final_val.operator real_t();
ERR_FAIL_COND_V(p_object == NULL, false);
ERR_FAIL_COND_V(!ObjectDB::instance_validate(p_object), false);
ERR_FAIL_COND_V(p_initial_val.get_type() != p_final_val.get_type(), false);
ERR_FAIL_COND_V(p_times_in_sec <= 0, false);
ERR_FAIL_COND_V(p_trans_type < 0 || p_trans_type >= TRANS_COUNT, false);
ERR_FAIL_COND_V(p_ease_type < 0 || p_ease_type >= EASE_COUNT, false);
ERR_FAIL_COND_V(p_delay < 0, false);
bool prop_valid = false;
p_object->get(p_property,&prop_valid);
ERR_FAIL_COND_V(!prop_valid, false);
InterpolateData data;
data.active = true;
data.type = INTER_PROPERTY;
data.finish = false;
data.elapsed = 0;
data.id = p_object->get_instance_ID();
data.key = p_property;
data.initial_val = p_initial_val;
data.final_val = p_final_val;
data.times_in_sec = p_times_in_sec;
data.trans_type = p_trans_type;
data.ease_type = p_ease_type;
data.delay = p_delay;
if(!_calc_delta_val(data.initial_val, data.final_val, data.delta_val))
return false;
interpolates.push_back(data);
return true;
}
bool Tween::interpolate_method(Object *p_object
, String p_method
, Variant p_initial_val
, Variant p_final_val
, real_t p_times_in_sec
, TransitionType p_trans_type
, EaseType p_ease_type
, real_t p_delay
) {
if(pending_update != 0) {
_add_pending_command("interpolate_method"
, p_object
, p_method
, p_initial_val
, p_final_val
, p_times_in_sec
, p_trans_type
, p_ease_type
, p_delay
);
return true;
}
// convert INT to REAL is better for interpolaters
if(p_initial_val.get_type() == Variant::INT) p_initial_val = p_initial_val.operator real_t();
if(p_final_val.get_type() == Variant::INT) p_final_val = p_final_val.operator real_t();
ERR_FAIL_COND_V(p_object == NULL, false);
ERR_FAIL_COND_V(p_initial_val.get_type() != p_final_val.get_type(), false);
ERR_FAIL_COND_V(p_times_in_sec <= 0, false);
ERR_FAIL_COND_V(p_trans_type < 0 || p_trans_type >= TRANS_COUNT, false);
ERR_FAIL_COND_V(p_ease_type < 0 || p_ease_type >= EASE_COUNT, false);
ERR_FAIL_COND_V(p_delay < 0, false);
ERR_EXPLAIN("Object has no method named: %s" + p_method);
ERR_FAIL_COND_V(!p_object->has_method(p_method), false);
InterpolateData data;
data.active = true;
data.type = INTER_METHOD;
data.finish = false;
data.elapsed = 0;
data.id = p_object->get_instance_ID();
data.key = p_method;
data.initial_val = p_initial_val;
data.final_val = p_final_val;
data.times_in_sec = p_times_in_sec;
data.trans_type = p_trans_type;
data.ease_type = p_ease_type;
data.delay = p_delay;
if(!_calc_delta_val(data.initial_val, data.final_val, data.delta_val))
return false;
interpolates.push_back(data);
return true;
}
bool Tween::targeting_method(Object *p_object
, String p_method
, Object *p_initial
, String p_initial_method
, Variant p_final_val
, real_t p_times_in_sec
, TransitionType p_trans_type
, EaseType p_ease_type
, real_t p_delay
) {
ERR_FAIL_COND_V(pending_update != 0, false);
// convert INT to REAL is better for interpolaters
if(p_final_val.get_type() == Variant::INT) p_final_val = p_final_val.operator real_t();
ERR_FAIL_COND_V(p_object == NULL, false);
ERR_FAIL_COND_V(p_initial == NULL, false);
ERR_FAIL_COND_V(p_times_in_sec <= 0, false);
ERR_FAIL_COND_V(p_trans_type < 0 || p_trans_type >= TRANS_COUNT, false);
ERR_FAIL_COND_V(p_ease_type < 0 || p_ease_type >= EASE_COUNT, false);
ERR_FAIL_COND_V(p_delay < 0, false);
ERR_FAIL_COND_V(!p_object->has_method(p_method), false);
ERR_FAIL_COND_V(!p_initial->has_method(p_initial_method), false);
Variant::CallError error;
Variant initial_val = p_initial->call(p_initial_method, NULL, 0, error);
ERR_FAIL_COND_V(error.error != Variant::CallError::CALL_OK, false);
// convert INT to REAL is better for interpolaters
if(initial_val.get_type() == Variant::INT) initial_val = initial_val.operator real_t();
ERR_FAIL_COND_V(initial_val.get_type() != p_final_val.get_type(), false);
InterpolateData data;
data.active = true;
data.type = TARGETING_METHOD;
data.finish = false;
data.elapsed = 0;
data.id = p_object->get_instance_ID();
data.key = p_method;
data.target_id = p_initial->get_instance_ID();
data.target_key = p_initial_method;
data.initial_val = initial_val;
data.final_val = p_final_val;
data.times_in_sec = p_times_in_sec;
data.trans_type = p_trans_type;
data.ease_type = p_ease_type;
data.delay = p_delay;
if(!_calc_delta_val(data.initial_val, data.final_val, data.delta_val))
return false;
interpolates.push_back(data);
return true;
}
