kannonier8/blender
1
0
Fork 0
forked from bartvdbraak/blender
Code Pull Requests Activity
09e96f6b56
blender/source/gameengine/Converter/BL_ActionActuator.cpp
Nathan Letwory ab523e91d0 doxygen: gameengine/Converter tagged.
2011-02-25 13:30:41 +00:00

700 lines
18 KiB
C++
Raw Blame History

/*
* $Id$
*
* ***** 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, 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 *****
*/
/** \file gameengine/Converter/BL_ActionActuator.cpp
* \ingroup bgeconv
*/
#include "SCA_LogicManager.h"
#include "BL_ActionActuator.h"
#include "BL_ArmatureObject.h"
#include "BL_SkinDeformer.h"
#include "KX_GameObject.h"
#include "STR_HashedString.h"
#include "MEM_guardedalloc.h"
#include "DNA_nla_types.h"
#include "DNA_action_types.h"
#include "DNA_armature_types.h"
#include "DNA_scene_types.h"
#include "BLI_blenlib.h"
#include "BLI_math.h"
#include "BLI_utildefines.h"
#include "MT_Matrix4x4.h"
#include "BKE_action.h"
#include "FloatValue.h"
#include "PyObjectPlus.h"
#include "KX_PyMath.h"
extern "C" {
#include "BKE_animsys.h"
#include "BKE_action.h"
#include "RNA_access.h"
#include "RNA_define.h"
}
BL_ActionActuator::~BL_ActionActuator()
{
if (m_pose)
game_free_pose(m_pose);
if (m_userpose)
game_free_pose(m_userpose);
if (m_blendpose)
game_free_pose(m_blendpose);
}
void BL_ActionActuator::ProcessReplica()
{
SCA_IActuator::ProcessReplica();
m_pose = NULL;
m_blendpose = NULL;
m_localtime=m_startframe;
m_lastUpdate=-1;
}
void BL_ActionActuator::SetBlendTime (float newtime){
m_blendframe = newtime;
}
CValue* BL_ActionActuator::GetReplica() {
BL_ActionActuator* replica = new BL_ActionActuator(*this);//m_float,GetName());
replica->ProcessReplica();
return replica;
}
bool BL_ActionActuator::ClampLocalTime()
{
if (m_startframe < m_endframe)
{
if (m_localtime < m_startframe)
{
m_localtime = m_startframe;
return true;
}
else if (m_localtime > m_endframe)
{
m_localtime = m_endframe;
return true;
}
} else {
if (m_localtime > m_startframe)
{
m_localtime = m_startframe;
return true;
}
else if (m_localtime < m_endframe)
{
m_localtime = m_endframe;
return true;
}
}
return false;
}
void BL_ActionActuator::SetStartTime(float curtime)
{
float direction = m_startframe < m_endframe ? 1.0 : -1.0;
if (!(m_flag & ACT_FLAG_REVERSE))
m_starttime = curtime - direction*(m_localtime - m_startframe)/KX_KetsjiEngine::GetAnimFrameRate();
else
m_starttime = curtime - direction*(m_endframe - m_localtime)/KX_KetsjiEngine::GetAnimFrameRate();
}
void BL_ActionActuator::SetLocalTime(float curtime)
{
float delta_time = (curtime - m_starttime)*KX_KetsjiEngine::GetAnimFrameRate();
if (m_endframe < m_startframe)
delta_time = -delta_time;
if (!(m_flag & ACT_FLAG_REVERSE))
m_localtime = m_startframe + delta_time;
else
m_localtime = m_endframe - delta_time;
}
bool BL_ActionActuator::Update(double curtime, bool frame)
{
bool bNegativeEvent = false;
bool bPositiveEvent = false;
bool keepgoing = true;
bool wrap = false;
bool apply=true;
int priority;
float newweight;
curtime -= KX_KetsjiEngine::GetSuspendedDelta();
// result = true if animation has to be continued, false if animation stops
// maybe there are events for us in the queue !
if (frame)
{
bNegativeEvent = m_negevent;
bPositiveEvent = m_posevent;
RemoveAllEvents();
if (bPositiveEvent)
m_flag |= ACT_FLAG_ACTIVE;
if (bNegativeEvent)
{
// dont continue where we left off when restarting
if (m_end_reset) {
m_flag &= ~ACT_FLAG_LOCKINPUT;
}
if (!(m_flag & ACT_FLAG_ACTIVE))
return false;
m_flag &= ~ACT_FLAG_ACTIVE;
}
}
/* We know that action actuators have been discarded from all non armature objects:
if we're being called, we're attached to a BL_ArmatureObject */
BL_ArmatureObject *obj = (BL_ArmatureObject*)GetParent();
float length = m_endframe - m_startframe;
priority = m_priority;
/* Determine pre-incrementation behaviour and set appropriate flags */
switch (m_playtype){
case ACT_ACTION_MOTION:
if (bNegativeEvent){
keepgoing=false;
apply=false;
};
break;
case ACT_ACTION_FROM_PROP:
if (bNegativeEvent){
apply=false;
keepgoing=false;
}
break;
case ACT_ACTION_LOOP_END:
if (bPositiveEvent){
if (!(m_flag & ACT_FLAG_LOCKINPUT)){
m_flag &= ~ACT_FLAG_KEYUP;
m_flag &= ~ACT_FLAG_REVERSE;
m_flag |= ACT_FLAG_LOCKINPUT;
m_localtime = m_startframe;
m_starttime = curtime;
}
}
if (bNegativeEvent){
m_flag |= ACT_FLAG_KEYUP;
}
break;
case ACT_ACTION_LOOP_STOP:
if (bPositiveEvent){
if (!(m_flag & ACT_FLAG_LOCKINPUT)){
m_flag &= ~ACT_FLAG_REVERSE;
m_flag &= ~ACT_FLAG_KEYUP;
m_flag |= ACT_FLAG_LOCKINPUT;
SetStartTime(curtime);
}
}
if (bNegativeEvent){
m_flag |= ACT_FLAG_KEYUP;
m_flag &= ~ACT_FLAG_LOCKINPUT;
keepgoing=false;
apply=false;
}
break;
case ACT_ACTION_PINGPONG:
if (bPositiveEvent){
if (!(m_flag & ACT_FLAG_LOCKINPUT)){
m_flag &= ~ACT_FLAG_KEYUP;
m_localtime = m_starttime;
m_starttime = curtime;
m_flag |= ACT_FLAG_LOCKINPUT;
}
}
break;
case ACT_ACTION_FLIPPER:
if (bPositiveEvent){
if (!(m_flag & ACT_FLAG_LOCKINPUT)){
m_flag &= ~ACT_FLAG_REVERSE;
m_flag |= ACT_FLAG_LOCKINPUT;
SetStartTime(curtime);
}
}
else if (bNegativeEvent){
m_flag |= ACT_FLAG_REVERSE;
m_flag &= ~ACT_FLAG_LOCKINPUT;
SetStartTime(curtime);
}
break;
case ACT_ACTION_PLAY:
if (bPositiveEvent){
if (!(m_flag & ACT_FLAG_LOCKINPUT)){
m_flag &= ~ACT_FLAG_REVERSE;
m_localtime = m_starttime;
m_starttime = curtime;
m_flag |= ACT_FLAG_LOCKINPUT;
}
}
break;
default:
break;
}
/* Perform increment */
if (keepgoing){
if (m_playtype == ACT_ACTION_MOTION){
MT_Point3 newpos;
MT_Point3 deltapos;
newpos = obj->NodeGetWorldPosition();
/* Find displacement */
deltapos = newpos-m_lastpos;
m_localtime += (length/m_stridelength) * deltapos.length();
m_lastpos = newpos;
}
else{
SetLocalTime(curtime);
}
}
/* Check if a wrapping response is needed */
if (length){
if (m_localtime < m_startframe || m_localtime > m_endframe)
{
m_localtime = m_startframe + fmod(m_localtime, length);
wrap = true;
}
}
else
m_localtime = m_startframe;
/* Perform post-increment tasks */
switch (m_playtype){
case ACT_ACTION_FROM_PROP:
{
CValue* propval = GetParent()->GetProperty(m_propname);
if (propval)
m_localtime = propval->GetNumber();
if (bNegativeEvent){
keepgoing=false;
}
}
break;
case ACT_ACTION_MOTION:
break;
case ACT_ACTION_LOOP_STOP:
break;
case ACT_ACTION_PINGPONG:
if (wrap){
if (!(m_flag & ACT_FLAG_REVERSE))
m_localtime = m_endframe;
else
m_localtime = m_startframe;
m_flag &= ~ACT_FLAG_LOCKINPUT;
m_flag ^= ACT_FLAG_REVERSE; //flip direction
keepgoing = false;
}
break;
case ACT_ACTION_FLIPPER:
if (wrap){
if (!(m_flag & ACT_FLAG_REVERSE)){
m_localtime=m_endframe;
//keepgoing = false;
}
else {
m_localtime=m_startframe;
keepgoing = false;
}
}
break;
case ACT_ACTION_LOOP_END:
if (wrap){
if (m_flag & ACT_FLAG_KEYUP){
keepgoing = false;
m_localtime = m_endframe;
m_flag &= ~ACT_FLAG_LOCKINPUT;
}
SetStartTime(curtime);
}
break;
case ACT_ACTION_PLAY:
if (wrap){
m_localtime = m_endframe;
keepgoing = false;
m_flag &= ~ACT_FLAG_LOCKINPUT;
}
break;
default:
keepgoing = false;
break;
}
/* Set the property if its defined */
if (m_framepropname[0] != '\0') {
CValue* propowner = GetParent();
CValue* oldprop = propowner->GetProperty(m_framepropname);
CValue* newval = new CFloatValue(m_localtime);
if (oldprop) {
oldprop->SetValue(newval);
} else {
propowner->SetProperty(m_framepropname, newval);
}
newval->Release();
}
if (bNegativeEvent)
m_blendframe=0.0;
/* Apply the pose if necessary*/
if (apply){
/* Priority test */
if (obj->SetActiveAction(this, priority, curtime)){
/* Get the underlying pose from the armature */
obj->GetPose(&m_pose);
// 2.4x function,
/* Override the necessary channels with ones from the action */
// XXX extract_pose_from_action(m_pose, m_action, m_localtime);
// 2.5x - replacement for extract_pose_from_action(...) above.
{
struct PointerRNA id_ptr;
Object *arm= obj->GetArmatureObject();
bPose *pose_back= arm->pose;
arm->pose= m_pose;
RNA_id_pointer_create((ID *)arm, &id_ptr);
animsys_evaluate_action(&id_ptr, m_action, NULL, m_localtime);
arm->pose= pose_back;
// 2.5x - could also do this but looks too high level, constraints use this, it works ok.
// Object workob; /* evaluate using workob */
// what_does_obaction((Scene *)obj->GetScene(), obj->GetArmatureObject(), &workob, m_pose, m_action, NULL, m_localtime);
}
// done getting the pose from the action
/* Perform the user override (if any) */
if (m_userpose){
extract_pose_from_pose(m_pose, m_userpose);
game_free_pose(m_userpose); //cant use MEM_freeN(m_userpose) because the channels need freeing too.
m_userpose = NULL;
}
#if 1
/* Handle blending */
if (m_blendin && (m_blendframe<m_blendin)){
/* If this is the start of a blending sequence... */
if ((m_blendframe==0.0) || (!m_blendpose)){
obj->GetMRDPose(&m_blendpose);
m_blendstart = curtime;
}
/* Find percentages */
newweight = (m_blendframe/(float)m_blendin);
game_blend_poses(m_pose, m_blendpose, 1.0 - newweight);
/* Increment current blending percentage */
m_blendframe = (curtime - m_blendstart)*KX_KetsjiEngine::GetAnimFrameRate();
if (m_blendframe>m_blendin)
m_blendframe = m_blendin;
}
#endif
m_lastUpdate = m_localtime;
obj->SetPose (m_pose);
}
else{
m_blendframe = 0.0;
}
}
if (!keepgoing){
m_blendframe = 0.0;
}
return keepgoing;
};
#ifdef WITH_PYTHON
/* ------------------------------------------------------------------------- */
/* Python functions */
/* ------------------------------------------------------------------------- */
PyObject* BL_ActionActuator::PyGetChannel(PyObject* value) {
char *string= _PyUnicode_AsString(value);
if (!string) {
PyErr_SetString(PyExc_TypeError, "expected a single string");
return NULL;
}
bPoseChannel *pchan;
if(m_userpose==NULL && m_pose==NULL) {
BL_ArmatureObject *obj = (BL_ArmatureObject*)GetParent();
obj->GetPose(&m_pose); /* Get the underlying pose from the armature */
}
// get_pose_channel accounts for NULL pose, run on both incase one exists but
// the channel doesnt
if( !(pchan=get_pose_channel(m_userpose, string)) &&
!(pchan=get_pose_channel(m_pose, string)) )
{
PyErr_SetString(PyExc_ValueError, "channel doesnt exist");
return NULL;
}
PyObject *ret = PyTuple_New(3);
PyObject *list = PyList_New(3);
PyList_SET_ITEM(list, 0, PyFloat_FromDouble(pchan->loc[0]));
PyList_SET_ITEM(list, 1, PyFloat_FromDouble(pchan->loc[1]));
PyList_SET_ITEM(list, 2, PyFloat_FromDouble(pchan->loc[2]));
PyTuple_SET_ITEM(ret, 0, list);
list = PyList_New(3);
PyList_SET_ITEM(list, 0, PyFloat_FromDouble(pchan->size[0]));
PyList_SET_ITEM(list, 1, PyFloat_FromDouble(pchan->size[1]));
PyList_SET_ITEM(list, 2, PyFloat_FromDouble(pchan->size[2]));
PyTuple_SET_ITEM(ret, 1, list);
list = PyList_New(4);
PyList_SET_ITEM(list, 0, PyFloat_FromDouble(pchan->quat[0]));
PyList_SET_ITEM(list, 1, PyFloat_FromDouble(pchan->quat[1]));
PyList_SET_ITEM(list, 2, PyFloat_FromDouble(pchan->quat[2]));
PyList_SET_ITEM(list, 3, PyFloat_FromDouble(pchan->quat[3]));
PyTuple_SET_ITEM(ret, 2, list);
return ret;
/*
return Py_BuildValue("([fff][fff][ffff])",
pchan->loc[0], pchan->loc[1], pchan->loc[2],
pchan->size[0], pchan->size[1], pchan->size[2],
pchan->quat[0], pchan->quat[1], pchan->quat[2], pchan->quat[3] );
*/
}
/* setChannel */
KX_PYMETHODDEF_DOC(BL_ActionActuator, setChannel,
"setChannel(channel, matrix)\n"
"\t - channel : A string specifying the name of the bone channel.\n"
"\t - matrix : A 4x4 matrix specifying the overriding transformation\n"
"\t as an offset from the bone's rest position.\n")
{
BL_ArmatureObject *obj = (BL_ArmatureObject*)GetParent();
char *string;
PyObject *pymat= NULL;
PyObject *pyloc= NULL, *pysize= NULL, *pyquat= NULL;
bPoseChannel *pchan;
if(PyTuple_Size(args)==2) {
if (!PyArg_ParseTuple(args,"sO:setChannel", &string, &pymat)) // matrix
return NULL;
}
else if(PyTuple_Size(args)==4) {
if (!PyArg_ParseTuple(args,"sOOO:setChannel", &string, &pyloc, &pysize, &pyquat)) // loc/size/quat
return NULL;
}
else {
PyErr_SetString(PyExc_ValueError, "Expected a string and a 4x4 matrix (2 args) or a string and loc/size/quat sequences (4 args)");
return NULL;
}
if(pymat) {
float matrix[4][4];
MT_Matrix4x4 mat;
if(!PyMatTo(pymat, mat))
return NULL;
mat.getValue((float*)matrix);
BL_ArmatureObject *obj = (BL_ArmatureObject*)GetParent();
if (!m_userpose) {
if(!m_pose)
obj->GetPose(&m_pose); /* Get the underlying pose from the armature */
game_copy_pose(&m_userpose, m_pose, 0);
}
// pchan= verify_pose_channel(m_userpose, string); // adds the channel if its not there.
pchan= get_pose_channel(m_userpose, string); // adds the channel if its not there.
if(pchan) {
VECCOPY (pchan->loc, matrix[3]);
mat4_to_size( pchan->size,matrix);
mat4_to_quat( pchan->quat,matrix);
}
}
else {
MT_Vector3 loc;
MT_Vector3 size;
MT_Quaternion quat;
if (!PyVecTo(pyloc, loc) || !PyVecTo(pysize, size) || !PyQuatTo(pyquat, quat))
return NULL;
// same as above
if (!m_userpose) {
if(!m_pose)
obj->GetPose(&m_pose); /* Get the underlying pose from the armature */
game_copy_pose(&m_userpose, m_pose, 0);
}
// pchan= verify_pose_channel(m_userpose, string);
pchan= get_pose_channel(m_userpose, string); // adds the channel if its not there.
// for some reason loc.setValue(pchan->loc) fails
if(pchan) {
pchan->loc[0]= loc[0]; pchan->loc[1]= loc[1]; pchan->loc[2]= loc[2];
pchan->size[0]= size[0]; pchan->size[1]= size[1]; pchan->size[2]= size[2];
pchan->quat[0]= quat[3]; pchan->quat[1]= quat[0]; pchan->quat[2]= quat[1]; pchan->quat[3]= quat[2]; /* notice xyzw -> wxyz is intentional */
}
}
if(pchan==NULL) {
PyErr_SetString(PyExc_ValueError, "Channel could not be found, use the 'channelNames' attribute to get a list of valid channels");
return NULL;
}
Py_RETURN_NONE;
}
/* ------------------------------------------------------------------------- */
/* Python Integration Hooks */
/* ------------------------------------------------------------------------- */
PyTypeObject BL_ActionActuator::Type = {
PyVarObject_HEAD_INIT(NULL, 0)
"BL_ActionActuator",
sizeof(PyObjectPlus_Proxy),
0,
py_base_dealloc,
0,
0,
0,
0,
py_base_repr,
0,0,0,0,0,0,0,0,0,
Py_TPFLAGS_DEFAULT | Py_TPFLAGS_BASETYPE,
0,0,0,0,0,0,0,
Methods,
0,
0,
&SCA_IActuator::Type,
0,0,0,0,0,0,
py_base_new
};
PyMethodDef BL_ActionActuator::Methods[] = {
{"getChannel", (PyCFunction) BL_ActionActuator::sPyGetChannel, METH_O},
KX_PYMETHODTABLE(BL_ActionActuator, setChannel),
{NULL,NULL} //Sentinel
};
PyAttributeDef BL_ActionActuator::Attributes[] = {
KX_PYATTRIBUTE_FLOAT_RW("frameStart", 0, MAXFRAMEF, BL_ActionActuator, m_startframe),
KX_PYATTRIBUTE_FLOAT_RW("frameEnd", 0, MAXFRAMEF, BL_ActionActuator, m_endframe),
KX_PYATTRIBUTE_FLOAT_RW("blendIn", 0, MAXFRAMEF, BL_ActionActuator, m_blendin),
KX_PYATTRIBUTE_RW_FUNCTION("action", BL_ActionActuator, pyattr_get_action, pyattr_set_action),
KX_PYATTRIBUTE_RO_FUNCTION("channelNames", BL_ActionActuator, pyattr_get_channel_names),
KX_PYATTRIBUTE_SHORT_RW("priority", 0, 100, false, BL_ActionActuator, m_priority),
KX_PYATTRIBUTE_FLOAT_RW_CHECK("frame", 0, MAXFRAMEF, BL_ActionActuator, m_localtime, CheckFrame),
KX_PYATTRIBUTE_STRING_RW("propName", 0, 31, false, BL_ActionActuator, m_propname),
KX_PYATTRIBUTE_STRING_RW("framePropName", 0, 31, false, BL_ActionActuator, m_framepropname),
KX_PYATTRIBUTE_BOOL_RW("useContinue", BL_ActionActuator, m_end_reset),
KX_PYATTRIBUTE_FLOAT_RW_CHECK("blendTime", 0, MAXFRAMEF, BL_ActionActuator, m_blendframe, CheckBlendTime),
KX_PYATTRIBUTE_SHORT_RW_CHECK("mode",0,100,false,BL_ActionActuator,m_playtype,CheckType),
{ NULL } //Sentinel
};
PyObject* BL_ActionActuator::pyattr_get_action(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
BL_ActionActuator* self= static_cast<BL_ActionActuator*>(self_v);
return PyUnicode_FromString(self->GetAction() ? self->GetAction()->id.name+2 : "");
}
int BL_ActionActuator::pyattr_set_action(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef, PyObject *value)
{
BL_ActionActuator* self= static_cast<BL_ActionActuator*>(self_v);
if (!PyUnicode_Check(value))
{
PyErr_SetString(PyExc_ValueError, "actuator.action = val: Action Actuator, expected the string name of the action");
return PY_SET_ATTR_FAIL;
}
bAction *action= NULL;
STR_String val = _PyUnicode_AsString(value);
if (val != "")
{
action= (bAction*)SCA_ILogicBrick::m_sCurrentLogicManager->GetActionByName(val);
if (!action)
{
PyErr_SetString(PyExc_ValueError, "actuator.action = val: Action Actuator, action not found!");
return PY_SET_ATTR_FAIL;
}
}
self->SetAction(action);
return PY_SET_ATTR_SUCCESS;
}
PyObject* BL_ActionActuator::pyattr_get_channel_names(void *self_v, const KX_PYATTRIBUTE_DEF *attrdef)
{
BL_ActionActuator* self= static_cast<BL_ActionActuator*>(self_v);
PyObject *ret= PyList_New(0);
PyObject *item;
bPose *pose= ((BL_ArmatureObject*)self->GetParent())->GetOrigPose();
if(pose) {
bPoseChannel *pchan;
for(pchan= (bPoseChannel *)pose->chanbase.first; pchan; pchan= (bPoseChannel *)pchan->next) {
item= PyUnicode_FromString(pchan->name);
PyList_Append(ret, item);
Py_DECREF(item);
}
}
return ret;
}
#endif // WITH_PYTHON
View Git Blame Copy Permalink