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blender/source/gameengine/Ketsji/KX_GameObject.cpp

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/**
* $Id$
*
* ***** 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 *****
* Game object wrapper
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#if defined(_WIN64)
typedef unsigned __int64 uint_ptr;
#else
typedef unsigned long uint_ptr;
#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
#define KX_INERTIA_INFINITE 10000
#include "RAS_IPolygonMaterial.h"
#include "KX_BlenderMaterial.h"
#include "KX_GameObject.h"
#include "RAS_MeshObject.h"
#include "KX_MeshProxy.h"
#include <stdio.h> // printf
#include "SG_Controller.h"
#include "KX_IPhysicsController.h"
#include "SG_Node.h"
#include "SG_Controller.h"
#include "KX_ClientObjectInfo.h"
#include "RAS_BucketManager.h"
#include "KX_RayCast.h"
#include "KX_PythonInit.h"
#include "KX_PyMath.h"
// This file defines relationships between parents and children
// in the game engine.
#include "KX_SG_NodeRelationships.h"
KX_GameObject::KX_GameObject(
void* sgReplicationInfo,
SG_Callbacks callbacks,
PyTypeObject* T
) :
SCA_IObject(T),
m_bDyna(false),
m_layer(0),
m_bSuspendDynamics(false),
m_bUseObjectColor(false),
m_bIsNegativeScaling(false),
m_bVisible(true),
m_pPhysicsController1(NULL),
m_pPhysicsEnvironment(NULL),
m_isDeformable(false),
m_pHitObject(NULL)
{
m_ignore_activity_culling = false;
m_pClient_info = new KX_ClientObjectInfo(this, KX_ClientObjectInfo::ACTOR);
m_pSGNode = new SG_Node(this,sgReplicationInfo,callbacks);
// define the relationship between this node and it's parent.
KX_NormalParentRelation * parent_relation =
KX_NormalParentRelation::New();
m_pSGNode->SetParentRelation(parent_relation);
};
KX_GameObject::~KX_GameObject()
{
// is this delete somewhere ?
//if (m_sumoObj)
// delete m_sumoObj;
delete m_pClient_info;
//if (m_pSGNode)
// delete m_pSGNode;
if (m_pSGNode)
{
// must go through controllers and make sure they will not use us anymore
// This is important for KX_BulletPhysicsControllers that unregister themselves
// from the object when they are deleted.
SGControllerList::iterator contit;
SGControllerList& controllers = m_pSGNode->GetSGControllerList();
for (contit = controllers.begin();contit!=controllers.end();++contit)
{
(*contit)->ClearObject();
}
m_pSGNode->SetSGClientObject(NULL);
}
}
CValue* KX_GameObject:: Calc(VALUE_OPERATOR op, CValue *val)
{
return NULL;
}
CValue* KX_GameObject::CalcFinal(VALUE_DATA_TYPE dtype, VALUE_OPERATOR op, CValue *val)
{
return NULL;
}
const STR_String & KX_GameObject::GetText()
{
return m_text;
}
float KX_GameObject::GetNumber()
{
return 0;
}
STR_String KX_GameObject::GetName()
{
return m_name;
}
void KX_GameObject::SetName(STR_String name)
{
m_name = name;
}; // Set the name of the value
void KX_GameObject::ReplicaSetName(STR_String name)
{
}
KX_IPhysicsController* KX_GameObject::GetPhysicsController()
{
return m_pPhysicsController1;
}
KX_GameObject* KX_GameObject::GetParent()
{
KX_GameObject* result = NULL;
SG_Node* node = m_pSGNode;
while (node && !result)
{
node = node->GetSGParent();
if (node)
result = (KX_GameObject*)node->GetSGClientObject();
}
if (result)
result->AddRef();
return result;
}
void KX_GameObject::SetParent(KX_Scene *scene, KX_GameObject* obj)
{
if (obj && GetSGNode()->GetSGParent() != obj->GetSGNode())
{
// Make sure the objects have some scale
MT_Vector3 scale1 = NodeGetWorldScaling();
MT_Vector3 scale2 = obj->NodeGetWorldScaling();
if (fabs(scale2[0]) < FLT_EPSILON ||
fabs(scale2[1]) < FLT_EPSILON ||
fabs(scale2[2]) < FLT_EPSILON ||
fabs(scale1[0]) < FLT_EPSILON ||
fabs(scale1[1]) < FLT_EPSILON ||
fabs(scale1[2]) < FLT_EPSILON) { return; }
// Remove us from our old parent and set our new parent
RemoveParent(scene);
obj->GetSGNode()->AddChild(GetSGNode());
// Set us to our new scale, position, and orientation
scale1[0] = scale1[0]/scale2[0];
scale1[1] = scale1[1]/scale2[1];
scale1[2] = scale1[2]/scale2[2];
MT_Matrix3x3 invori = obj->NodeGetWorldOrientation().inverse();
MT_Vector3 newpos = invori*(NodeGetWorldPosition()-obj->NodeGetWorldPosition())*scale1;
NodeSetLocalScale(scale1);
NodeSetLocalPosition(MT_Point3(newpos[0],newpos[1],newpos[2]));
NodeSetLocalOrientation(invori*NodeGetWorldOrientation());
NodeUpdateGS(0.f,true);
// object will now be a child, it must be removed from the parent list
CListValue* rootlist = scene->GetRootParentList();
if (rootlist->RemoveValue(this))
// the object was in parent list, decrement ref count as it's now removed
Release();
}
}
void KX_GameObject::RemoveParent(KX_Scene *scene)
{
if (GetSGNode()->GetSGParent())
{
// Set us to the right spot
GetSGNode()->SetLocalScale(GetSGNode()->GetWorldScaling());
GetSGNode()->SetLocalOrientation(GetSGNode()->GetWorldOrientation());
GetSGNode()->SetLocalPosition(GetSGNode()->GetWorldPosition());
// Remove us from our parent
GetSGNode()->DisconnectFromParent();
NodeUpdateGS(0.f,true);
// the object is now a root object, add it to the parentlist
CListValue* rootlist = scene->GetRootParentList();
if (!rootlist->SearchValue(this))
// object was not in root list, add it now and increment ref count
rootlist->Add(AddRef());
}
}
void KX_GameObject::ProcessReplica(KX_GameObject* replica)
{
replica->m_pPhysicsController1 = NULL;
replica->m_pSGNode = NULL;
replica->m_pClient_info = new KX_ClientObjectInfo(*m_pClient_info);
replica->m_pClient_info->m_gameobject = replica;
}
CValue* KX_GameObject::GetReplica()
{
KX_GameObject* replica = new KX_GameObject(*this);
// this will copy properties and so on...
CValue::AddDataToReplica(replica);
ProcessReplica(replica);
return replica;
}
void KX_GameObject::ApplyForce(const MT_Vector3& force,bool local)
{
if (m_pPhysicsController1)
m_pPhysicsController1->ApplyForce(force,local);
}
void KX_GameObject::ApplyTorque(const MT_Vector3& torque,bool local)
{
if (m_pPhysicsController1)
m_pPhysicsController1->ApplyTorque(torque,local);
}
void KX_GameObject::ApplyMovement(const MT_Vector3& dloc,bool local)
{
if (m_pPhysicsController1) // (IsDynamic())
{
m_pPhysicsController1->RelativeTranslate(dloc,local);
}
GetSGNode()->RelativeTranslate(dloc,GetSGNode()->GetSGParent(),local);
}
void KX_GameObject::ApplyRotation(const MT_Vector3& drot,bool local)
{
MT_Matrix3x3 rotmat(drot);
GetSGNode()->RelativeRotate(rotmat,local);
if (m_pPhysicsController1) { // (IsDynamic())
m_pPhysicsController1->RelativeRotate(rotmat,local);
}
}
/**
GetOpenGL Matrix, returns an OpenGL 'compatible' matrix
*/
double* KX_GameObject::GetOpenGLMatrix()
{
// todo: optimize and only update if necessary
double* fl = m_OpenGL_4x4Matrix.getPointer();
MT_Transform trans;
trans.setOrigin(GetSGNode()->GetWorldPosition());
trans.setBasis(GetSGNode()->GetWorldOrientation());
MT_Vector3 scaling = GetSGNode()->GetWorldScaling();
m_bIsNegativeScaling = ((scaling[0] < 0.0) ^ (scaling[1] < 0.0) ^ (scaling[2] < 0.0)) ? true : false;
trans.scale(scaling[0], scaling[1], scaling[2]);
trans.getValue(fl);
return fl;
}
void KX_GameObject::Bucketize()
{
double* fl = GetOpenGLMatrix();
for (size_t i=0;i<m_meshes.size();i++)
m_meshes[i]->Bucketize(fl, this, m_bUseObjectColor, m_objectColor);
}
void KX_GameObject::RemoveMeshes()
{
double* fl = GetOpenGLMatrix();
for (size_t i=0;i<m_meshes.size();i++)
m_meshes[i]->RemoveFromBuckets(fl, this);
//note: meshes can be shared, and are deleted by KX_BlenderSceneConverter
m_meshes.clear();
}
void KX_GameObject::UpdateNonDynas()
{
if (m_pPhysicsController1)
{
m_pPhysicsController1->SetSumoTransform(true);
}
}
void KX_GameObject::UpdateTransform()
{
if (m_pPhysicsController1)
m_pPhysicsController1->SetSumoTransform(false);
}
void KX_GameObject::UpdateTransformFunc(SG_IObject* node, void* gameobj, void* scene)
{
((KX_GameObject*)gameobj)->UpdateTransform();
}
void KX_GameObject::SetDebugColor(unsigned int bgra)
{
for (size_t i=0;i<m_meshes.size();i++)
m_meshes[i]->DebugColor(bgra);
}
void KX_GameObject::ResetDebugColor()
{
SetDebugColor(0xff000000);
}
void KX_GameObject::UpdateIPO(float curframetime,
bool recurse,
bool ipo_as_force,
bool force_local)
{
// The ipo-actuator needs a sumo reference... this is retrieved (unfortunately)
// by the iposgcontr itself...
// ipocontr->SetSumoReference(gameobj->GetSumoScene(),
// gameobj->GetSumoObject());
// The ipo has to be treated as a force, and not a displacement!
// For this case, we send some settings to the controller. This
// may need some caching...
if (ipo_as_force) {
SGControllerList::iterator it = GetSGNode()->GetSGControllerList().begin();
while (it != GetSGNode()->GetSGControllerList().end()) {
(*it)->SetOption(SG_Controller::SG_CONTR_IPO_IPO_AS_FORCE, ipo_as_force);
(*it)->SetOption(SG_Controller::SG_CONTR_IPO_FORCES_ACT_LOCAL, force_local);
it++;
}
}
// The rest is the 'normal' update procedure.
GetSGNode()->SetSimulatedTime(curframetime,recurse);
GetSGNode()->UpdateWorldData(curframetime);
UpdateTransform();
}
// IPO update
void
KX_GameObject::UpdateMaterialData(
MT_Vector4 rgba,
MT_Vector3 specrgb,
MT_Scalar hard,
MT_Scalar spec,
MT_Scalar ref,
MT_Scalar emit,
MT_Scalar alpha
)
{
int mesh = 0;
if (((unsigned int)mesh < m_meshes.size()) && mesh >= 0) {
RAS_MaterialBucket::Set::iterator mit = m_meshes[mesh]->GetFirstMaterial();
for(; mit != m_meshes[mesh]->GetLastMaterial(); ++mit)
{
RAS_IPolyMaterial* poly = (*mit)->GetPolyMaterial();
if(poly->GetFlag() & RAS_BLENDERMAT )
{
SetObjectColor(rgba);
KX_BlenderMaterial *m = static_cast<KX_BlenderMaterial*>(poly);
m->UpdateIPO(rgba, specrgb,hard,spec,ref,emit, alpha);
}
}
}
}
bool
KX_GameObject::GetVisible(
void
)
{
return m_bVisible;
}
void
KX_GameObject::SetVisible(
bool v
)
{
m_bVisible = v;
}
void
KX_GameObject::SetLayer(
int l
)
{
m_layer = l;
}
int
KX_GameObject::GetLayer(
void
)
{
return m_layer;
}
// used by Python, and the actuatorshould _not_ be misused by the
// scene!
void
KX_GameObject::MarkVisible(
bool visible
)
{
/* If explicit visibility settings are used, this is
* determined on this level. Maybe change this to mesh level
* later on? */
double* fl = GetOpenGLMatrixPtr()->getPointer();
for (size_t i=0;i<m_meshes.size();i++)
{
m_meshes[i]->MarkVisible(fl,this,visible,m_bUseObjectColor,m_objectColor);
}
}
// Always use the flag?
void
KX_GameObject::MarkVisible(
void
)
{
double* fl = GetOpenGLMatrixPtr()->getPointer();
for (size_t i=0;i<m_meshes.size();i++)
{
m_meshes[i]->MarkVisible(fl,
this,
m_bVisible,
m_bUseObjectColor,
m_objectColor
);
}
}
void KX_GameObject::addLinearVelocity(const MT_Vector3& lin_vel,bool local)
{
if (m_pPhysicsController1)
m_pPhysicsController1->SetLinearVelocity(lin_vel + m_pPhysicsController1->GetLinearVelocity(),local);
}
void KX_GameObject::setLinearVelocity(const MT_Vector3& lin_vel,bool local)
{
if (m_pPhysicsController1)
m_pPhysicsController1->SetLinearVelocity(lin_vel,local);
}
void KX_GameObject::setAngularVelocity(const MT_Vector3& ang_vel,bool local)
{
if (m_pPhysicsController1)
m_pPhysicsController1->SetAngularVelocity(ang_vel,local);
}
void KX_GameObject::ResolveCombinedVelocities(
const MT_Vector3 & lin_vel,
const MT_Vector3 & ang_vel,
bool lin_vel_local,
bool ang_vel_local
){
if (m_pPhysicsController1)
{
MT_Vector3 lv = lin_vel_local ? NodeGetWorldOrientation() * lin_vel : lin_vel;
MT_Vector3 av = ang_vel_local ? NodeGetWorldOrientation() * ang_vel : ang_vel;
m_pPhysicsController1->resolveCombinedVelocities(
lv.x(),lv.y(),lv.z(),av.x(),av.y(),av.z());
}
}
void KX_GameObject::SetObjectColor(const MT_Vector4& rgbavec)
{
m_bUseObjectColor = true;
m_objectColor = rgbavec;
}
void KX_GameObject::AlignAxisToVect(const MT_Vector3& dir, int axis)
{
MT_Matrix3x3 orimat;
MT_Vector3 vect,ori,z,x,y;
MT_Scalar len;
vect = dir;
len = vect.length();
if (MT_fuzzyZero(len))
{
cout << "alignAxisToVect() Error: Null vector!\n";
return;
}
// normalize
vect /= len;
orimat = GetSGNode()->GetWorldOrientation();
switch (axis)
{
case 0: //x axis
ori = MT_Vector3(orimat[0][2], orimat[1][2], orimat[2][2]); //pivot axis
if (MT_abs(vect.dot(ori)) > 1.0-3.0*MT_EPSILON) //is the vector paralell to the pivot?
ori = MT_Vector3(orimat[0][1], orimat[1][1], orimat[2][1]); //change the pivot!
x = vect;
y = ori.cross(x);
z = x.cross(y);
break;
case 1: //y axis
ori = MT_Vector3(orimat[0][0], orimat[1][0], orimat[2][0]);
if (MT_abs(vect.dot(ori)) > 1.0-3.0*MT_EPSILON)
ori = MT_Vector3(orimat[0][2], orimat[1][2], orimat[2][2]);
y = vect;
z = ori.cross(y);
x = y.cross(z);
break;
case 2: //z axis
ori = MT_Vector3(orimat[0][1], orimat[1][1], orimat[2][1]);
if (MT_abs(vect.dot(ori)) > 1.0-3.0*MT_EPSILON)
ori = MT_Vector3(orimat[0][0], orimat[1][0], orimat[2][0]);
z = vect;
x = ori.cross(z);
y = z.cross(x);
break;
default: //wrong input?
cout << "alignAxisToVect(): Wrong axis '" << axis <<"'\n";
return;
}
x.normalize(); //normalize the vectors
y.normalize();
z.normalize();
orimat = MT_Matrix3x3( x[0],y[0],z[0],
x[1],y[1],z[1],
x[2],y[2],z[2]);
if (GetSGNode()->GetSGParent() != NULL)
{
// the object is a child, adapt its local orientation so that
// the global orientation is aligned as we want.
MT_Matrix3x3 invori = GetSGNode()->GetSGParent()->GetWorldOrientation().inverse();
NodeSetLocalOrientation(invori*orimat);
}
else
NodeSetLocalOrientation(orimat);
}
MT_Vector3 KX_GameObject::GetLinearVelocity(bool local)
{
MT_Vector3 velocity(0.0,0.0,0.0);
MT_Matrix3x3 ori, locvel;
int i, j;
if (m_pPhysicsController1)
{
velocity = m_pPhysicsController1->GetLinearVelocity();
if (local)
{
ori = GetSGNode()->GetWorldOrientation();
for(i=0; i < 3; i++)
for(j=0; j < 3; j++)
locvel[i][j]= velocity[i]*ori[i][j];
for(i=0; i < 3; i++)
velocity[i] = locvel[0][i] + locvel[1][i] + locvel[2][i];
}
}
return velocity;
}
// scenegraph node stuff
void KX_GameObject::NodeSetLocalPosition(const MT_Point3& trans)
{
if (m_pPhysicsController1)
{
m_pPhysicsController1->setPosition(trans);
}
if (GetSGNode())
GetSGNode()->SetLocalPosition(trans);
}
void KX_GameObject::NodeSetLocalOrientation(const MT_Matrix3x3& rot)
{
if (m_pPhysicsController1)
{
m_pPhysicsController1->setOrientation(rot.getRotation());
}
if (GetSGNode())
GetSGNode()->SetLocalOrientation(rot);
else
{
int i;
i=0;
}
}
void KX_GameObject::NodeSetLocalScale(const MT_Vector3& scale)
{
if (m_pPhysicsController1)
{
m_pPhysicsController1->setScaling(scale);
}
if (GetSGNode())
GetSGNode()->SetLocalScale(scale);
}
void KX_GameObject::NodeSetRelativeScale(const MT_Vector3& scale)
{
if (GetSGNode())
GetSGNode()->RelativeScale(scale);
}
void KX_GameObject::NodeUpdateGS(double time,bool bInitiator)
{
if (GetSGNode())
GetSGNode()->UpdateWorldData(time);
}
const MT_Matrix3x3& KX_GameObject::NodeGetWorldOrientation() const
{
return GetSGNode()->GetWorldOrientation();
}
const MT_Vector3& KX_GameObject::NodeGetWorldScaling() const
{
return GetSGNode()->GetWorldScaling();
}
const MT_Point3& KX_GameObject::NodeGetWorldPosition() const
{
return GetSGNode()->GetWorldPosition();
}
/* Suspend/ resume: for the dynamic behaviour, there is a simple
* method. For the residual motion, there is not. I wonder what the
* correct solution is for Sumo. Remove from the motion-update tree?
*
* So far, only switch the physics and logic.
* */
void KX_GameObject::Resume(void)
{
if (m_suspended) {
SCA_IObject::Resume();
GetPhysicsController()->RestoreDynamics();
m_suspended = false;
}
}
void KX_GameObject::Suspend(void)
{
if ((!m_ignore_activity_culling)
&& (!m_suspended)) {
SCA_IObject::Suspend();
GetPhysicsController()->SuspendDynamics();
m_suspended = true;
}
}
/* ------- python stuff ---------------------------------------------------*/
PyMethodDef KX_GameObject::Methods[] = {
{"setVisible",(PyCFunction) KX_GameObject::sPySetVisible, METH_VARARGS},
{"alignAxisToVect",(PyCFunction) KX_GameObject::sPyAlignAxisToVect, METH_VARARGS},
{"setPosition", (PyCFunction) KX_GameObject::sPySetPosition, METH_VARARGS},
{"getPosition", (PyCFunction) KX_GameObject::sPyGetPosition, METH_VARARGS},
{"getOrientation", (PyCFunction) KX_GameObject::sPyGetOrientation, METH_VARARGS},
{"setOrientation", (PyCFunction) KX_GameObject::sPySetOrientation, METH_VARARGS},
{"getLinearVelocity", (PyCFunction) KX_GameObject::sPyGetLinearVelocity, METH_VARARGS},
{"getVelocity", (PyCFunction) KX_GameObject::sPyGetVelocity, METH_VARARGS},
{"getMass", (PyCFunction) KX_GameObject::sPyGetMass, METH_VARARGS},
{"getReactionForce", (PyCFunction) KX_GameObject::sPyGetReactionForce, METH_VARARGS},
{"applyImpulse", (PyCFunction) KX_GameObject::sPyApplyImpulse, METH_VARARGS},
{"setCollisionMargin", (PyCFunction) KX_GameObject::sPySetCollisionMargin, METH_VARARGS},
{"suspendDynamics", (PyCFunction)KX_GameObject::sPySuspendDynamics,METH_VARARGS},
{"restoreDynamics", (PyCFunction)KX_GameObject::sPyRestoreDynamics,METH_VARARGS},
{"enableRigidBody", (PyCFunction)KX_GameObject::sPyEnableRigidBody,METH_VARARGS},
{"disableRigidBody", (PyCFunction)KX_GameObject::sPyDisableRigidBody,METH_VARARGS},
{"getParent", (PyCFunction)KX_GameObject::sPyGetParent,METH_VARARGS},
{"setParent", (PyCFunction)KX_GameObject::sPySetParent,METH_VARARGS},
{"removeParent", (PyCFunction)KX_GameObject::sPyRemoveParent,METH_VARARGS},
{"getMesh", (PyCFunction)KX_GameObject::sPyGetMesh,METH_VARARGS},
{"getPhysicsId", (PyCFunction)KX_GameObject::sPyGetPhysicsId,METH_VARARGS},
KX_PYMETHODTABLE(KX_GameObject, getDistanceTo),
KX_PYMETHODTABLE(KX_GameObject, rayCastTo),
KX_PYMETHODTABLE(KX_GameObject, rayCast),
{NULL,NULL} //Sentinel
};
/*
bool KX_GameObject::ConvertPythonVectorArgs(PyObject* args,
MT_Vector3& pos,
MT_Vector3& pos2)
{
PyObject* pylist;
PyObject* pylist2;
bool error = (PyArg_ParseTuple(args,"OO",&pylist,&pylist2)) != 0;
pos = ConvertPythonPylist(pylist);
pos2 = ConvertPythonPylist(pylist2);
return error;
}
*/
PyObject* KX_GameObject::sPySetPosition(PyObject* self,
PyObject* args,
PyObject* kwds)
{
return ((KX_GameObject*) self)->PySetPosition(self, args, kwds);
}
PyObject* KX_GameObject::PyGetPosition(PyObject* self,
PyObject* args,
PyObject* kwds)
{
return PyObjectFrom(NodeGetWorldPosition());
}
PyTypeObject KX_GameObject::Type = {
PyObject_HEAD_INIT(&PyType_Type)
0,
"KX_GameObject",
sizeof(KX_GameObject),
0,
PyDestructor,
0,
__getattr,
__setattr,
0, //&MyPyCompare,
__repr,
0, //&cvalue_as_number,
0,
0,
0,
0
};
PyParentObject KX_GameObject::Parents[] = {
&KX_GameObject::Type,
&SCA_IObject::Type,
&CValue::Type,
NULL
};
PyObject* KX_GameObject::_getattr(const STR_String& attr)
{
if (m_pPhysicsController1)
{
if (attr == "mass")
return PyFloat_FromDouble(GetPhysicsController()->GetMass());
}
if (attr == "parent")
{
KX_GameObject* parent = GetParent();
if (parent)
{
parent->AddRef();
return parent;
}
Py_Return;
}
if (attr == "visible")
return PyInt_FromLong(m_bVisible);
if (attr == "position")
return PyObjectFrom(NodeGetWorldPosition());
if (attr == "orientation")
return PyObjectFrom(NodeGetWorldOrientation());
if (attr == "scaling")
return PyObjectFrom(NodeGetWorldScaling());
if (attr == "name")
return PyString_FromString(m_name.ReadPtr());
_getattr_up(SCA_IObject);
}
int KX_GameObject::_setattr(const STR_String& attr, PyObject *value) // _setattr method
{
if (attr == "mass")
return 1;
if (attr == "parent")
return 1;
if (PyInt_Check(value))
{
int val = PyInt_AsLong(value);
if (attr == "visible")
{
SetVisible(val != 0);
return 0;
}
}
if (PySequence_Check(value))
{
if (attr == "orientation")
{
MT_Matrix3x3 rot;
if (PyObject_IsMT_Matrix(value, 3))
{
if (PyMatTo(value, rot))
{
NodeSetLocalOrientation(rot);
NodeUpdateGS(0.f,true);
return 0;
}
return 1;
}
if (PySequence_Size(value) == 4)
{
MT_Quaternion qrot;
if (PyVecTo(value, qrot))
{
rot.setRotation(qrot);
NodeSetLocalOrientation(rot);
NodeUpdateGS(0.f,true);
return 0;
}
return 1;
}
if (PySequence_Size(value) == 3)
{
MT_Vector3 erot;
if (PyVecTo(value, erot))
{
rot.setEuler(erot);
NodeSetLocalOrientation(rot);
NodeUpdateGS(0.f,true);
return 0;
}
return 1;
}
return 1;
}
if (attr == "position")
{
MT_Point3 pos;
if (PyVecTo(value, pos))
{
NodeSetLocalPosition(pos);
NodeUpdateGS(0.f,true);
return 0;
}
return 1;
}
if (attr == "scaling")
{
MT_Vector3 scale;
if (PyVecTo(value, scale))
{
NodeSetLocalScale(scale);
NodeUpdateGS(0.f,true);
return 0;
}
return 1;
}
}
if (PyString_Check(value))
{
if (attr == "name")
{
m_name = PyString_AsString(value);
return 0;
}
}
/* Need to have parent settable here too */
return SCA_IObject::_setattr(attr, value);
}
PyObject* KX_GameObject::PyGetLinearVelocity(PyObject* self,
PyObject* args,
PyObject* kwds)
{
// only can get the velocity if we have a physics object connected to us...
int local = 0;
if (PyArg_ParseTuple(args,"|i",&local))
{
return PyObjectFrom(GetLinearVelocity((local!=0)));
}
else
{
return NULL;
}
}
PyObject* KX_GameObject::PySetVisible(PyObject* self,
PyObject* args,
PyObject* kwds)
{
int visible = 1;
if (PyArg_ParseTuple(args,"i",&visible))
{
MarkVisible(visible!=0);
m_bVisible = (visible!=0);
}
else
{
return NULL;
}
Py_Return;
}
PyObject* KX_GameObject::PyGetVelocity(PyObject* self,
PyObject* args,
PyObject* kwds)
{
// only can get the velocity if we have a physics object connected to us...
MT_Vector3 velocity(0.0,0.0,0.0);
MT_Point3 point(0.0,0.0,0.0);
PyObject* pypos = NULL;
if (PyArg_ParseTuple(args, "|O", &pypos))
{
if (pypos)
PyVecTo(pypos, point);
}
if (m_pPhysicsController1)
{
velocity = m_pPhysicsController1->GetVelocity(point);
}
return PyObjectFrom(velocity);
}
PyObject* KX_GameObject::PyGetMass(PyObject* self,
PyObject* args,
PyObject* kwds)
{
PyObject* pymass = NULL;
float mass = GetPhysicsController()->GetMass();
pymass = PyFloat_FromDouble(mass);
if (pymass)
return pymass;
Py_Return;
}
PyObject* KX_GameObject::PyGetReactionForce(PyObject* self,
PyObject* args,
PyObject* kwds)
{
// only can get the velocity if we have a physics object connected to us...
return PyObjectFrom(GetPhysicsController()->getReactionForce());
}
PyObject* KX_GameObject::PyEnableRigidBody(PyObject* self,
PyObject* args,
PyObject* kwds)
{
GetPhysicsController()->setRigidBody(true);
Py_Return;
}
PyObject* KX_GameObject::PyDisableRigidBody(PyObject* self,
PyObject* args,
PyObject* kwds)
{
GetPhysicsController()->setRigidBody(false);
Py_Return;
}
PyObject* KX_GameObject::PyGetParent(PyObject* self,
PyObject* args,
PyObject* kwds)
{
KX_GameObject* parent = this->GetParent();
if (parent)
{
parent->AddRef();
return parent;
}
Py_Return;
}
PyObject* KX_GameObject::PySetParent(PyObject* self,
PyObject* args,
PyObject* kwds)
{
PyObject* gameobj;
if (PyArg_ParseTuple(args, "O!", &KX_GameObject::Type, &gameobj))
{
// The object we want to set as parent
CValue *m_ob = (CValue*)gameobj;
KX_GameObject *obj = ((KX_GameObject*)m_ob);
KX_Scene *scene = PHY_GetActiveScene();
this->SetParent(scene, obj);
}
Py_Return;
}
PyObject* KX_GameObject::PyRemoveParent(PyObject* self,
PyObject* args,
PyObject* kwds)
{
KX_Scene *scene = PHY_GetActiveScene();
this->RemoveParent(scene);
Py_Return;
}
PyObject* KX_GameObject::PyGetMesh(PyObject* self,
PyObject* args,
PyObject* kwds)
{
int mesh = 0;
if (PyArg_ParseTuple(args, "|i", &mesh))
{
if (((unsigned int)mesh < m_meshes.size()) && mesh >= 0)
{
KX_MeshProxy* meshproxy = new KX_MeshProxy(m_meshes[mesh]);
return meshproxy;
}
}
Py_Return;
}
PyObject* KX_GameObject::PySetCollisionMargin(PyObject* self,
PyObject* args,
PyObject* kwds)
{
float collisionMargin;
if (PyArg_ParseTuple(args, "f", &collisionMargin))
{
if (m_pPhysicsController1)
{
m_pPhysicsController1->setMargin(collisionMargin);
Py_Return;
}
}
return NULL;
}
PyObject* KX_GameObject::PyApplyImpulse(PyObject* self,
PyObject* args,
PyObject* kwds)
{
PyObject* pyattach;
PyObject* pyimpulse;
if (PyArg_ParseTuple(args, "OO", &pyattach, &pyimpulse))
{
MT_Point3 attach;
MT_Vector3 impulse;
if (m_pPhysicsController1)
{
if (PyVecTo(pyattach, attach) && PyVecTo(pyimpulse, impulse))
{
m_pPhysicsController1->applyImpulse(attach, impulse);
Py_Return;
}
}
}
return NULL;
}
PyObject* KX_GameObject::PySuspendDynamics(PyObject* self,
PyObject* args,
PyObject* kwds)
{
if (m_bSuspendDynamics)
{
Py_Return;
}
if (m_pPhysicsController1)
{
m_pPhysicsController1->SuspendDynamics();
}
m_bSuspendDynamics = true;
Py_Return;
}
PyObject* KX_GameObject::PyRestoreDynamics(PyObject* self,
PyObject* args,
PyObject* kwds)
{
if (!m_bSuspendDynamics)
{
Py_Return;
}
if (m_pPhysicsController1)
{
m_pPhysicsController1->RestoreDynamics();
}
m_bSuspendDynamics = false;
Py_Return;
}
PyObject* KX_GameObject::PyGetOrientation(PyObject* self,
PyObject* args,
PyObject* kwds) //keywords
{
return PyObjectFrom(NodeGetWorldOrientation());
}
PyObject* KX_GameObject::PySetOrientation(PyObject* self,
PyObject* args,
PyObject* kwds)
{
PyObject* pylist;
if (PyArg_ParseTuple(args,"O",&pylist))
{
MT_Matrix3x3 matrix;
if (PyObject_IsMT_Matrix(pylist, 3) && PyMatTo(pylist, matrix))
{
NodeSetLocalOrientation(matrix);
NodeUpdateGS(0.f,true);
Py_Return;
}
MT_Quaternion quat;
if (PyVecTo(pylist, quat))
{
matrix.setRotation(quat);
NodeSetLocalOrientation(matrix);
NodeUpdateGS(0.f,true);
Py_Return;
}
}
return NULL;
}
PyObject* KX_GameObject::PyAlignAxisToVect(PyObject* self,
PyObject* args,
PyObject* kwds)
{
PyObject* pyvect;
int axis = 2; //z axis is the default
if (PyArg_ParseTuple(args,"O|i",&pyvect,&axis))
{
MT_Vector3 vect;
if (PyVecTo(pyvect, vect))
{
AlignAxisToVect(vect,axis);
Py_Return;
}
}
return NULL;
}
PyObject* KX_GameObject::PySetPosition(PyObject* self,
PyObject* args,
PyObject* kwds)
{
MT_Point3 pos;
if (PyVecArgTo(args, pos))
{
NodeSetLocalPosition(pos);
NodeUpdateGS(0.f,true);
Py_Return;
}
return NULL;
}
PyObject* KX_GameObject::PyGetPhysicsId(PyObject* self,
PyObject* args,
PyObject* kwds)
{
KX_IPhysicsController* ctrl = GetPhysicsController();
uint_ptr physid=0;
if (ctrl)
{
physid= (uint_ptr)ctrl->GetUserData();
}
return PyInt_FromLong((long)physid);
}
KX_PYMETHODDEF_DOC(KX_GameObject, getDistanceTo,
"getDistanceTo(other): get distance to another point/KX_GameObject")
{
MT_Point3 b;
if (PyVecArgTo(args, b))
{
return PyFloat_FromDouble(NodeGetWorldPosition().distance(b));
}
PyErr_Clear();
PyObject *pyother;
if (PyArg_ParseTuple(args, "O!", &KX_GameObject::Type, &pyother))
{
KX_GameObject *other = static_cast<KX_GameObject*>(pyother);
return PyFloat_FromDouble(NodeGetWorldPosition().distance(other->NodeGetWorldPosition()));
}
return NULL;
}
bool KX_GameObject::RayHit(KX_ClientObjectInfo* client, MT_Point3& hit_point, MT_Vector3& hit_normal, void * const data)
{
KX_GameObject* hitKXObj = client->m_gameobject;
if (client->m_type > KX_ClientObjectInfo::ACTOR)
{
// false hit
return false;
}
if (m_testPropName.Length() == 0 || hitKXObj->GetProperty(m_testPropName) != NULL)
{
m_pHitObject = hitKXObj;
return true;
}
return false;
}
KX_PYMETHODDEF_DOC(KX_GameObject, rayCastTo,
"rayCastTo(other,dist,prop): look towards another point/KX_GameObject and return first object hit within dist that matches prop\n"
" prop = property name that object must have; can be omitted => detect any object\n"
" dist = max distance to look (can be negative => look behind); 0 or omitted => detect up to other\n"
" other = 3-tuple or object reference")
{
MT_Point3 toPoint;
PyObject* pyarg;
float dist = 0.0f;
char *propName = NULL;
if (!PyArg_ParseTuple(args,"O|fs", &pyarg, &dist, &propName))
return NULL;
if (!PyVecTo(pyarg, toPoint))
{
KX_GameObject *other;
PyErr_Clear();
if (!PyType_IsSubtype(pyarg->ob_type, &KX_GameObject::Type))
return NULL;
other = static_cast<KX_GameObject*>(pyarg);
toPoint = other->NodeGetWorldPosition();
}
MT_Point3 fromPoint = NodeGetWorldPosition();
if (dist != 0.0f)
{
MT_Vector3 toDir = toPoint-fromPoint;
toDir.normalize();
toPoint = fromPoint + (dist) * toDir;
}
MT_Point3 resultPoint;
MT_Vector3 resultNormal;
PHY_IPhysicsEnvironment* pe = GetPhysicsEnvironment();
KX_IPhysicsController *spc = GetPhysicsController();
KX_GameObject *parent = GetParent();
if (!spc && parent)
spc = parent->GetPhysicsController();
if (parent)
parent->Release();
m_pHitObject = NULL;
if (propName)
m_testPropName = propName;
else
m_testPropName.SetLength(0);
KX_RayCast::RayTest(spc, pe, fromPoint, toPoint, resultPoint, resultNormal, KX_RayCast::Callback<KX_GameObject>(this));
if (m_pHitObject)
{
m_pHitObject->AddRef();
return m_pHitObject;
}
Py_Return;
}
KX_PYMETHODDEF_DOC(KX_GameObject, rayCast,
"rayCast(to,from,dist,prop): cast a ray and return tuple (object,hit,normal) of contact point with object within dist that matches prop or None if no hit\n"
" prop = property name that object must have; can be omitted => detect any object\n"
" dist = max distance to look (can be negative => look behind); 0 or omitted => detect up to to\n"
" from = 3-tuple or object reference for origin of ray (if object, use center of object)\n"
" Can None or omitted => start from self object center\n"
" to = 3-tuple or object reference for destination of ray (if object, use center of object)\n"
"Note: the object on which you call this method matters: the ray will ignore it if it goes through it\n")
{
MT_Point3 toPoint;
MT_Point3 fromPoint;
PyObject* pyto;
PyObject* pyfrom = NULL;
float dist = 0.0f;
char *propName = NULL;
KX_GameObject *other;
if (!PyArg_ParseTuple(args,"O|Ofs", &pyto, &pyfrom, &dist, &propName))
return NULL;
if (!PyVecTo(pyto, toPoint))
{
PyErr_Clear();
if (!PyType_IsSubtype(pyto->ob_type, &KX_GameObject::Type))
return NULL;
other = static_cast<KX_GameObject*>(pyto);
toPoint = other->NodeGetWorldPosition();
}
if (!pyfrom || pyfrom == Py_None)
{
fromPoint = NodeGetWorldPosition();
}
else if (!PyVecTo(pyfrom, fromPoint))
{
PyErr_Clear();
if (!PyType_IsSubtype(pyfrom->ob_type, &KX_GameObject::Type))
return NULL;
other = static_cast<KX_GameObject*>(pyfrom);
fromPoint = other->NodeGetWorldPosition();
}
if (dist != 0.0f)
{
MT_Vector3 toDir = toPoint-fromPoint;
toDir.normalize();
toPoint = fromPoint + (dist) * toDir;
}
MT_Point3 resultPoint;
MT_Vector3 resultNormal;
PHY_IPhysicsEnvironment* pe = GetPhysicsEnvironment();
KX_IPhysicsController *spc = GetPhysicsController();
KX_GameObject *parent = GetParent();
if (!spc && parent)
spc = parent->GetPhysicsController();
if (parent)
parent->Release();
m_pHitObject = NULL;
if (propName)
m_testPropName = propName;
else
m_testPropName.SetLength(0);
KX_RayCast::RayTest(spc, pe, fromPoint, toPoint, resultPoint, resultNormal, KX_RayCast::Callback<KX_GameObject>(this));
if (m_pHitObject)
{
PyObject* returnValue = PyTuple_New(3);
if (!returnValue)
return NULL;
PyTuple_SET_ITEM(returnValue, 0, m_pHitObject->AddRef());
PyTuple_SET_ITEM(returnValue, 1, PyObjectFrom(resultPoint));
PyTuple_SET_ITEM(returnValue, 2, PyObjectFrom(resultNormal));
return returnValue;
//return Py_BuildValue("(O,(fff),(fff))",
// m_pHitObject->AddRef(), // trick: KX_GameObject are not true Python object, they use a difference reference count system
// resultPoint[0], resultPoint[1], resultPoint[2],
// resultNormal[0], resultNormal[1], resultNormal[2]);
}
return Py_BuildValue("OOO", Py_None, Py_None, Py_None);
//Py_Return;
}
/* ---------------------------------------------------------------------
* Some stuff taken from the header
* --------------------------------------------------------------------- */
void KX_GameObject::Relink(GEN_Map<GEN_HashedPtr, void*> *map_parameter)
{
/* intentionally empty ? */
}
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