blender/source/gameengine/GameLogic/SCA_DelaySensor.cpp

258 lines
6.7 KiB
C++

/**
* Delay trigger
*
* $Id$
*
* ***** 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 *****
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#ifdef WIN32
// This warning tells us about truncation of __long__ stl-generated names.
// It can occasionally cause DevStudio to have internal compiler warnings.
#pragma warning( disable : 4786 )
#endif
#include "SCA_DelaySensor.h"
#include "SCA_LogicManager.h"
#include "SCA_EventManager.h"
/* ------------------------------------------------------------------------- */
/* Native functions */
/* ------------------------------------------------------------------------- */
SCA_DelaySensor::SCA_DelaySensor(class SCA_EventManager* eventmgr,
SCA_IObject* gameobj,
int delay,
int duration,
bool repeat,
PyTypeObject* T)
: SCA_ISensor(gameobj,eventmgr, T),
m_delay(delay),
m_duration(duration),
m_repeat(repeat)
{
Init();
}
void SCA_DelaySensor::Init()
{
m_lastResult = false;
m_frameCount = -1;
m_reset = true;
}
SCA_DelaySensor::~SCA_DelaySensor()
{
/* intentionally empty */
}
CValue* SCA_DelaySensor::GetReplica()
{
CValue* replica = new SCA_DelaySensor(*this);
// this will copy properties and so on...
CValue::AddDataToReplica(replica);
return replica;
}
bool SCA_DelaySensor::IsPositiveTrigger()
{
return (m_invert ? !m_lastResult : m_lastResult);
}
bool SCA_DelaySensor::Evaluate(CValue* event)
{
bool trigger = false;
bool result;
if (m_frameCount==-1) {
// this is needed to ensure ON trigger in case delay==0
// and avoid spurious OFF trigger when duration==0
m_lastResult = false;
m_frameCount = 0;
}
if (m_frameCount<m_delay) {
m_frameCount++;
result = false;
} else if (m_duration > 0) {
if (m_frameCount < m_delay+m_duration) {
m_frameCount++;
result = true;
} else {
result = false;
if (m_repeat)
m_frameCount = -1;
}
} else {
result = true;
if (m_repeat)
m_frameCount = -1;
}
if ((m_reset && m_level) || result != m_lastResult)
trigger = true;
m_reset = false;
m_lastResult = result;
return trigger;
}
/* ------------------------------------------------------------------------- */
/* Python functions */
/* ------------------------------------------------------------------------- */
/* Integration hooks ------------------------------------------------------- */
PyTypeObject SCA_DelaySensor::Type = {
PyObject_HEAD_INIT(&PyType_Type)
0,
"SCA_DelaySensor",
sizeof(SCA_DelaySensor),
0,
PyDestructor,
0,
__getattr,
__setattr,
0, //&MyPyCompare,
__repr,
0, //&cvalue_as_number,
0,
0,
0,
0
};
PyParentObject SCA_DelaySensor::Parents[] = {
&SCA_DelaySensor::Type,
&SCA_ISensor::Type,
&SCA_ILogicBrick::Type,
&CValue::Type,
NULL
};
PyMethodDef SCA_DelaySensor::Methods[] = {
/* setProperty */
{"setDelay", (PyCFunction) SCA_DelaySensor::sPySetDelay, METH_VARARGS, (PY_METHODCHAR)SetDelay_doc},
{"setDuration", (PyCFunction) SCA_DelaySensor::sPySetDuration, METH_VARARGS, (PY_METHODCHAR)SetDuration_doc},
{"setRepeat", (PyCFunction) SCA_DelaySensor::sPySetRepeat, METH_VARARGS, (PY_METHODCHAR)SetRepeat_doc},
/* getProperty */
{"getDelay", (PyCFunction) SCA_DelaySensor::sPyGetDelay, METH_NOARGS, (PY_METHODCHAR)GetDelay_doc},
{"getDuration", (PyCFunction) SCA_DelaySensor::sPyGetDuration, METH_NOARGS, (PY_METHODCHAR)GetDuration_doc},
{"getRepeat", (PyCFunction) SCA_DelaySensor::sPyGetRepeat, METH_NOARGS, (PY_METHODCHAR)GetRepeat_doc},
{NULL,NULL} //Sentinel
};
PyObject* SCA_DelaySensor::_getattr(const STR_String& attr) {
_getattr_up(SCA_ISensor);
}
const char SCA_DelaySensor::SetDelay_doc[] =
"setDelay(delay)\n"
"\t- delay: length of the initial OFF period as number of frame\n"
"\t 0 for immediate trigger\n"
"\tSet the initial delay before the positive trigger\n";
PyObject* SCA_DelaySensor::PySetDelay(PyObject* self, PyObject* args, PyObject* kwds)
{
int delay;
if(!PyArg_ParseTuple(args, "i", &delay)) {
return NULL;
}
if (delay < 0) {
PyErr_SetString(PyExc_ValueError, "Delay cannot be negative");
return NULL;
}
m_delay = delay;
Py_Return;
}
const char SCA_DelaySensor::SetDuration_doc[] =
"setDuration(duration)\n"
"\t- duration: length of the ON period in number of frame after the initial off period\n"
"\t 0 for no ON period\n"
"\tSet the duration of the ON pulse after initial delay.\n"
"\tIf > 0, a negative trigger is fired at the end of the ON pulse.\n";
PyObject* SCA_DelaySensor::PySetDuration(PyObject* self, PyObject* args, PyObject* kwds)
{
int duration;
if(!PyArg_ParseTuple(args, "i", &duration)) {
return NULL;
}
if (duration < 0) {
PyErr_SetString(PyExc_ValueError, "Duration cannot be negative");
return NULL;
}
m_duration = duration;
Py_Return;
}
const char SCA_DelaySensor::SetRepeat_doc[] =
"setRepeat(repeat)\n"
"\t- repeat: 1 if the initial OFF-ON cycle should be repeated indefinately\n"
"\t 0 if the initial OFF-ON cycle should run only once\n"
"\tSet the sensor repeat mode\n";
PyObject* SCA_DelaySensor::PySetRepeat(PyObject* self, PyObject* args, PyObject* kwds)
{
int repeat;
if(!PyArg_ParseTuple(args, "i", &repeat)) {
return NULL;
}
m_repeat = (repeat != 0);
Py_Return;
}
const char SCA_DelaySensor::GetDelay_doc[] =
"getDelay()\n"
"\tReturn the delay parameter value\n";
PyObject* SCA_DelaySensor::PyGetDelay(PyObject* self)
{
return PyInt_FromLong(m_delay);
}
const char SCA_DelaySensor::GetDuration_doc[] =
"getDuration()\n"
"\tReturn the duration parameter value\n";
PyObject* SCA_DelaySensor::PyGetDuration(PyObject* self)
{
return PyInt_FromLong(m_duration);
}
const char SCA_DelaySensor::GetRepeat_doc[] =
"getRepeat()\n"
"\tReturn the repeat parameter value\n";
PyObject* SCA_DelaySensor::PyGetRepeat(PyObject* self)
{
return BoolToPyArg(m_repeat);
}
/* eof */