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Workaround for bad PhysX Collada .dae export from Maya:

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It seems whenever the <rigid_body> has <extra> 	<technique profile="PhysX"><kinematic>true</kinematic> this <rigid_body> should have <dynamic> false</dynamic>.
This commit is contained in:
ejcoumans
2007-01-31 03:22:52 +00:00
parent 581468ceec
commit e8ca371a71
1 changed files with 51 additions and 1 deletions
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52
Demos/ColladaDemo/ColladaConverter.cpp
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@@ -17,6 +17,7 @@ subject to the following restrictions:
#include "btBulletDynamicsCommon.h"
#include "dae.h"
#include "dom/domCOLLADA.h"
#include "dae/domAny.h"
#include "BulletCollision/CollisionShapes/btBoxShape.h"
#include "BulletCollision/CollisionShapes/btSphereShape.h"
@@ -926,9 +927,58 @@ void ColladaConverter::ConvertRigidBodyRef( btRigidBodyInput& rbInput,btRigidBod
{
rbOutput.m_isDynamics = techniqueRef->getDynamic()->getValue();
}
//a hack to interpret <extra> PhysX profile:
//when <kinematic> is true, make <dynamic> false...
//using the DOM is a pain...
const domExtra_Array& extraArray = rbInput.m_rigidBodyRef2->getExtra_array();
unsigned int s=0;
for (s = 0;s< extraArray.getCount();s++)
{
const domExtraRef extraRef = extraArray[s];
const domTechnique_Array techniqueArray = extraRef->getTechnique_array();
unsigned int t=0;
for (t=0;t<techniqueArray.getCount();t++)
{
const domTechniqueRef techRef = techniqueArray[t];
const daeElementRefArray elemRefArray = techRef->getContents();
unsigned int u = 0;
for (u=0;u<elemRefArray.getCount();u++)
{
daeElementRef elemRef = elemRefArray[u];
daeString elemName = elemRef->getElementName();
if (!strcmp(elemName,"kinematic"))
{
daeMemoryRef memRef = elemRef->getValuePointer();
daeBool hasVal = elemRef->hasValue();
COLLADA_TYPE::TypeEnum mytype = elemRef->getElementType();
//how can I make this cast safe?
const domAny* myAny = (const domAny*)elemRef.cast();
daeString myVal = myAny->getValue();
if (myVal)
{
if (!strcmp(myVal,"true"))
{
printf("revert bug in PhysX .dae export -> <kinematic>true</kinematic> means <dynamic>false</dynamic>\n");
rbOutput.m_isDynamics = false;
}
}
}
}
}
}
// <extra>
// <technique profile="PhysX">
// <wakeUpCounter>0.399999976</wakeUpCounter>
// <kinematic>false</kinematic>
//shapes
for (unsigned int s=0;s<techniqueRef->getShape_array().getCount();s++)
for (s=0;s<techniqueRef->getShape_array().getCount();s++)
{
domRigid_body::domTechnique_common::domShapeRef shapeRef = techniqueRef->getShape_array()[s];