blender/source/gameengine/GameLogic/SCA_ActuatorSensor.cpp
Campbell Barton 5553d2c014 BGE C++ API
PyObjectPlus::ProcessReplica() is now called when any of its subclasses are replicated.

This is important because PyObjectPlus::ProcessReplica() NULL's the 'm_proxy' python pointer I added recently.
Without this a replicated subclass of PyObjectPlus could have an invalid pointer (crashing the BGE).

This change also means CValue::AddDataToReplica() can be moved into CValue::ProcessReplica() since ProcessReplica is always called.
2009-04-22 14:42:00 +00:00

226 lines
5.6 KiB
C++

/**
* Actuator sensor
*
* $Id$
*
* ***** BEGIN GPL LICENSE BLOCK *****
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
* All rights reserved.
*
* The Original Code is: all of this file.
*
* Contributor(s): none yet.
*
* ***** END GPL LICENSE BLOCK *****
*/
#include <iostream>
#include "SCA_ActuatorSensor.h"
#include "SCA_EventManager.h"
#include "SCA_LogicManager.h"
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
SCA_ActuatorSensor::SCA_ActuatorSensor(SCA_EventManager* eventmgr,
SCA_IObject* gameobj,
const STR_String& actname,
PyTypeObject* T )
: SCA_ISensor(gameobj,eventmgr,T),
m_checkactname(actname)
{
m_actuator = GetParent()->FindActuator(m_checkactname);
Init();
}
void SCA_ActuatorSensor::Init()
{
m_lastresult = m_invert?true:false;
m_midresult = m_lastresult;
m_reset = true;
}
CValue* SCA_ActuatorSensor::GetReplica()
{
SCA_ActuatorSensor* replica = new SCA_ActuatorSensor(*this);
// m_range_expr must be recalculated on replica!
replica->ProcessReplica();
replica->Init();
return replica;
}
void SCA_ActuatorSensor::ReParent(SCA_IObject* parent)
{
m_actuator = parent->FindActuator(m_checkactname);
SCA_ISensor::ReParent(parent);
}
bool SCA_ActuatorSensor::IsPositiveTrigger()
{
bool result = m_lastresult;
if (m_invert)
result = !result;
return result;
}
SCA_ActuatorSensor::~SCA_ActuatorSensor()
{
}
bool SCA_ActuatorSensor::Evaluate(CValue* event)
{
if (m_actuator)
{
bool result = m_actuator->IsActive();
bool reset = m_reset && m_level;
m_reset = false;
if (m_lastresult != result || m_midresult != result)
{
m_lastresult = m_midresult = result;
return true;
}
return (reset) ? true : false;
}
return false;
}
void SCA_ActuatorSensor::Update()
{
if (m_actuator)
{
m_midresult = m_actuator->IsActive() && !m_actuator->IsNegativeEvent();
}
}
/* ------------------------------------------------------------------------- */
/* Python functions */
/* ------------------------------------------------------------------------- */
/* Integration hooks ------------------------------------------------------- */
PyTypeObject SCA_ActuatorSensor::Type = {
PyObject_HEAD_INIT(NULL)
0,
"SCA_ActuatorSensor",
sizeof(PyObjectPlus_Proxy),
0,
py_base_dealloc,
0,
0,
0,
0,
py_base_repr,
0,0,0,0,0,0,
py_base_getattro,
py_base_setattro,
0,0,0,0,0,0,0,0,0,
Methods
};
PyParentObject SCA_ActuatorSensor::Parents[] = {
&SCA_ActuatorSensor::Type,
&SCA_ISensor::Type,
&SCA_ILogicBrick::Type,
&CValue::Type,
NULL
};
PyMethodDef SCA_ActuatorSensor::Methods[] = {
//Deprecated functions ------>
{"getActuator", (PyCFunction) SCA_ActuatorSensor::sPyGetActuator, METH_NOARGS, (PY_METHODCHAR)GetActuator_doc},
{"setActuator", (PyCFunction) SCA_ActuatorSensor::sPySetActuator, METH_VARARGS, (PY_METHODCHAR)SetActuator_doc},
//<----- Deprecated
{NULL,NULL} //Sentinel
};
PyAttributeDef SCA_ActuatorSensor::Attributes[] = {
KX_PYATTRIBUTE_STRING_RW_CHECK("actuator",0,100,false,SCA_ActuatorSensor,m_checkactname,CheckActuator),
{ NULL } //Sentinel
};
PyObject* SCA_ActuatorSensor::py_getattro(PyObject *attr) {
py_getattro_up(SCA_ISensor);
}
PyObject* SCA_ActuatorSensor::py_getattro_dict() {
py_getattro_dict_up(SCA_ISensor);
}
int SCA_ActuatorSensor::py_setattro(PyObject *attr, PyObject *value) {
py_setattro_up(SCA_ISensor);
}
int SCA_ActuatorSensor::CheckActuator(void *self, const PyAttributeDef*)
{
SCA_ActuatorSensor* sensor = reinterpret_cast<SCA_ActuatorSensor*>(self);
SCA_IActuator* act = sensor->GetParent()->FindActuator(sensor->m_checkactname);
if (act) {
sensor->m_actuator = act;
return 0;
}
PyErr_SetString(PyExc_AttributeError, "string does not correspond to an actuator");
return 1;
}
/* 3. getActuator */
const char SCA_ActuatorSensor::GetActuator_doc[] =
"getActuator()\n"
"\tReturn the Actuator with which the sensor operates.\n";
PyObject* SCA_ActuatorSensor::PyGetActuator()
{
ShowDeprecationWarning("getActuator()", "the actuator property");
return PyString_FromString(m_checkactname);
}
/* 4. setActuator */
const char SCA_ActuatorSensor::SetActuator_doc[] =
"setActuator(name)\n"
"\t- name: string\n"
"\tSets the Actuator with which to operate. If there is no Actuator\n"
"\tof this name, the call is ignored.\n";
PyObject* SCA_ActuatorSensor::PySetActuator(PyObject* args)
{
ShowDeprecationWarning("setActuator()", "the actuator property");
/* We should query whether the name exists. Or should we create a prop */
/* on the fly? */
char *actNameArg = NULL;
if (!PyArg_ParseTuple(args, "s:setActuator", &actNameArg)) {
return NULL;
}
SCA_IActuator* act = GetParent()->FindActuator(STR_String(actNameArg));
if (act) {
m_checkactname = actNameArg;
m_actuator = act;
} else {
; /* error: bad actuator name */
}
Py_RETURN_NONE;
}
/* eof */