void PxCloth::_recreateCloth( const MatrixF &transform )
{
if ( !mWorld )
return;
mWorld->getPhysicsResults();
Parent::setTransform( transform );
_createClothPatch();
}
bool PxCloth::onAdd()
{
if ( !Parent::onAdd() )
return false;
// Cloth is only created on the client.
if ( isClientObject() )
{
mWorld = dynamic_cast<PxWorld*>( PHYSICSMGR->getWorld( "client" ) );
if ( !mWorld || !mWorld->getScene() )
{
Con::errorf( "PxCloth::onAdd() - PhysXWorld not initialized... cloth disabled!" );
return true;
}
mScene = mWorld->getScene();
mResetXfm = getTransform();
_createClothPatch();
PhysicsPlugin::getPhysicsResetSignal().notify( this, &PxCloth::onPhysicsReset, 1053.0f );
}
// On the server we use the static update
// to setup the bounds of the cloth.
if ( isServerObject() )
_updateStaticCloth();
addToScene();
// Also the server object never ticks.
if ( isServerObject() )
setProcessTick( false );
return true;
}
void PxCloth::unpackUpdate( NetConnection *conn, BitStream *stream )
{
Parent::unpackUpdate( conn, stream );
// TransformMask
if ( stream->readFlag() )
{
MatrixF mat;
mathRead( *stream, &mat );
setTransform( mat );
}
// MaterialMask
if ( stream->readFlag() )
{
stream->read( &mMaterialName );
SAFE_DELETE( mMatInst );
}
// ClothMask
if ( stream->readFlag() )
{
Point2I patchVerts;
Point2F patchSize;
mathRead( *stream, &patchVerts );
mathRead( *stream, &patchSize );
if ( patchVerts != mPatchVerts ||
!patchSize.equal( mPatchSize ) )
{
mPatchVerts = patchVerts;
mPatchSize = patchSize;
_releaseMesh();
}
U32 attachMask;
stream->read( &attachMask );
if ( attachMask != mAttachmentMask )
{
mAttachmentMask = attachMask;
_releaseCloth();
}
mBendingEnabled = stream->readFlag();
mDampingEnabled = stream->readFlag();
mTriangleCollisionEnabled = stream->readFlag();
mSelfCollisionEnabled = stream->readFlag();
stream->read( &mThickness );
stream->read( &mFriction );
stream->read( &mBendingStiffness );
stream->read( &mDampingCoefficient );
F32 density;
stream->read( &density );
if ( density != mDensity )
{
mDensity = density;
_releaseCloth();
}
if ( isClientObject() &&
isProperlyAdded() &&
mWorld &&
!mCloth )
{
_createClothPatch();
}
_updateClothProperties();
}
}
void PxCloth::unpackUpdate( NetConnection *conn, BitStream *stream )
{
Parent::unpackUpdate( conn, stream );
// TransformMask
if ( stream->readFlag() )
{
MatrixF mat;
mathRead( *stream, &mat );
// start jc
if(mCloth)
{
NxVec3 delta(mat.getPosition() - getTransform().getPosition());
if(mCloth->isSleeping())
mCloth->wakeUp();
if ( mAttachmentMask & BIT( 0 ) )
mCloth->attachVertexToGlobalPosition( 0, mCloth->getPosition( 0 ) + delta );
if ( mAttachmentMask & BIT( 1 ) )
mCloth->attachVertexToGlobalPosition( mPatchVerts.x-1, mCloth->getPosition( mPatchVerts.x-1 ) + delta );
if ( mAttachmentMask & BIT( 2 ) )
mCloth->attachVertexToGlobalPosition( mPatchVerts.x * mPatchVerts.y - mPatchVerts.x, mCloth->getPosition( mPatchVerts.x * mPatchVerts.y - mPatchVerts.x ) + delta );
if ( mAttachmentMask & BIT( 3 ) )
mCloth->attachVertexToGlobalPosition( mPatchVerts.x * mPatchVerts.y - 1, mCloth->getPosition( mPatchVerts.x * mPatchVerts.y - 1 ) + delta );
if ( mAttachmentMask & BIT( 4 ) )
mCloth->attachVertexToGlobalPosition( mPatchVerts.x * mPatchVerts.y - (mPatchVerts.x/2), mCloth->getPosition( mPatchVerts.x * mPatchVerts.y - (mPatchVerts.x/2) ) + delta );
if ( mAttachmentMask & BIT( 5 ) )
mCloth->attachVertexToGlobalPosition( (mPatchVerts.x/2), mCloth->getPosition( (mPatchVerts.x/2) ) + delta );
if ( mAttachmentMask & BIT( 6 ) )
mCloth->attachVertexToGlobalPosition( mPatchVerts.x * (mPatchVerts.y/2), mCloth->getPosition( mPatchVerts.x * (mPatchVerts.y/2) ) + delta );
if ( mAttachmentMask & BIT( 7 ) )
mCloth->attachVertexToGlobalPosition( mPatchVerts.x * (mPatchVerts.y/2) + (mPatchVerts.x-1), mCloth->getPosition( mPatchVerts.x * (mPatchVerts.y/2) + (mPatchVerts.x-1) ) + delta );
if ( mAttachmentMask & BIT( 8 ) )
for ( U32 i = mPatchVerts.x * mPatchVerts.y - mPatchVerts.x; i < mPatchVerts.x * mPatchVerts.y; i++ )
mCloth->attachVertexToGlobalPosition( i, mCloth->getPosition( i ) + delta );
if ( mAttachmentMask & BIT( 9 ) )
for ( U32 i = 0; i < mPatchVerts.x; i++ )
mCloth->attachVertexToGlobalPosition( i, mCloth->getPosition( i ) + delta );
if ( mAttachmentMask & BIT( 10 ) )
for ( U32 i = 0; i < mPatchVerts.x * mPatchVerts.y; i+=mPatchVerts.x )
mCloth->attachVertexToGlobalPosition( i, mCloth->getPosition( i ) + delta );
if ( mAttachmentMask & BIT( 11 ) )
for ( U32 i = mPatchVerts.x-1; i < mPatchVerts.x * mPatchVerts.y; i+=mPatchVerts.x )
mCloth->attachVertexToGlobalPosition( i, mCloth->getPosition( i ) + delta );
}
// end jc
setTransform( mat );
}
// start jc
// ScaleAttachmentPointsMask
if ( stream->readFlag() )
{
Point3F attachmentPointScale;
mathRead( *stream, &attachmentPointScale );
if(mCloth)
{
Point3F scale(Point3F::One);
scale.convolveInverse(mAttachmentPointScale);
scale.convolve(attachmentPointScale);
NxVec3 delta(scale);
if(mCloth->isSleeping())
mCloth->wakeUp();
static NxVec3 delta2;
if ( mAttachmentMask & BIT( 0 ) )
{ delta2.arrayMultiply(mCloth->getPosition( 0 ),delta); mCloth->attachVertexToGlobalPosition( 0, delta2); }
if ( mAttachmentMask & BIT( 1 ) )
{ delta2.arrayMultiply(mCloth->getPosition( mPatchVerts.x-1 ), delta); mCloth->attachVertexToGlobalPosition( mPatchVerts.x-1, delta2); }
if ( mAttachmentMask & BIT( 2 ) )
{ delta2.arrayMultiply(mCloth->getPosition( mPatchVerts.x * mPatchVerts.y - mPatchVerts.x ), delta); mCloth->attachVertexToGlobalPosition( mPatchVerts.x * mPatchVerts.y - mPatchVerts.x, delta2); }
if ( mAttachmentMask & BIT( 3 ) )
{ delta2.arrayMultiply(mCloth->getPosition( mPatchVerts.x * mPatchVerts.y - 1 ), delta); mCloth->attachVertexToGlobalPosition( mPatchVerts.x * mPatchVerts.y - 1, delta2); }
if ( mAttachmentMask & BIT( 4 ) )
{ delta2.arrayMultiply(mCloth->getPosition( mPatchVerts.x * mPatchVerts.y - (mPatchVerts.x/2) ), delta); mCloth->attachVertexToGlobalPosition( mPatchVerts.x * mPatchVerts.y - (mPatchVerts.x/2), delta2); }
if ( mAttachmentMask & BIT( 5 ) )
{ delta2.arrayMultiply(mCloth->getPosition( (mPatchVerts.x/2) ), delta); mCloth->attachVertexToGlobalPosition( (mPatchVerts.x/2), delta2); }
if ( mAttachmentMask & BIT( 6 ) )
{ delta2.arrayMultiply(mCloth->getPosition( mPatchVerts.x * (mPatchVerts.y/2) ), delta); mCloth->attachVertexToGlobalPosition( mPatchVerts.x * (mPatchVerts.y/2), delta2); }
if ( mAttachmentMask & BIT( 7 ) )
{ delta2.arrayMultiply(mCloth->getPosition( mPatchVerts.x * (mPatchVerts.y/2) + (mPatchVerts.x-1) ), delta); mCloth->attachVertexToGlobalPosition( mPatchVerts.x * (mPatchVerts.y/2) + (mPatchVerts.x-1), delta2); }
if ( mAttachmentMask & BIT( 8 ) )
for ( U32 i = mPatchVerts.x * mPatchVerts.y - mPatchVerts.x; i < mPatchVerts.x * mPatchVerts.y; i++ )
{ delta2.arrayMultiply(mCloth->getPosition( i ), delta); mCloth->attachVertexToGlobalPosition( i, delta2); }
if ( mAttachmentMask & BIT( 9 ) )
for ( U32 i = 0; i < mPatchVerts.x; i++ )
{ delta2.arrayMultiply(mCloth->getPosition( i ), delta); mCloth->attachVertexToGlobalPosition( i, delta2); }
if ( mAttachmentMask & BIT( 10 ) )
for ( U32 i = 0; i < mPatchVerts.x * mPatchVerts.y; i+=mPatchVerts.x )
{ delta2.arrayMultiply(mCloth->getPosition( i ), delta); mCloth->attachVertexToGlobalPosition( i, delta2); }
if ( mAttachmentMask & BIT( 11 ) )
for ( U32 i = mPatchVerts.x-1; i < mPatchVerts.x * mPatchVerts.y; i+=mPatchVerts.x )
{ delta2.arrayMultiply(mCloth->getPosition( i ), delta); mCloth->attachVertexToGlobalPosition( i, delta2); }
}
mAttachmentPointScale = attachmentPointScale;
}
// end jc
// MaterialMask
if ( stream->readFlag() )
{
stream->read( &mMaterialName );
SAFE_DELETE( mMatInst );
}
// ClothMask
if ( stream->readFlag() )
{
Point2I patchVerts;
Point2F patchSize;
mathRead( *stream, &patchVerts );
mathRead( *stream, &patchSize );
if ( patchVerts != mPatchVerts ||
!patchSize.equal( mPatchSize ) )
{
mPatchVerts = patchVerts;
mPatchSize = patchSize;
_releaseMesh();
}
U32 attachMask;
stream->read( &attachMask );
if ( attachMask != mAttachmentMask )
{
mAttachmentMask = attachMask;
_releaseCloth();
}
mBendingEnabled = stream->readFlag();
mDampingEnabled = stream->readFlag();
mTriangleCollisionEnabled = stream->readFlag();
mSelfCollisionEnabled = stream->readFlag();
stream->read( &mThickness );
stream->read( &mFriction );
stream->read( &mBendingStiffness );
stream->read( &mDampingCoefficient );
F32 density;
stream->read( &density );
if ( density != mDensity )
{
mDensity = density;
_releaseCloth();
}
if ( isClientObject() &&
isProperlyAdded() &&
mWorld &&
!mCloth )
{
_createClothPatch();
}
_updateClothProperties();
}
}
