Abc::M44d AbcObjectCache::getXformMatrix(int index)
{
if(iXformMap.find(index) == iXformMap.end()){
AbcG::XformSample sample;
getXform();
pObjXform->getSchema().get(sample, index);
Abc::M44d mat = sample.getMatrix();
iXformMap[index] = mat;
return mat;
}
return iXformMap[index];
}
static PyObject * iXformProperty_getValues(PyObject * self, PyObject * args)
{
ALEMBIC_TRY_STATEMENT
iXformProperty * prop = (iXformProperty*)self;
unsigned long long sampleIndex = 0;
unsigned long long start = 0;
unsigned long long count = 0;
PyArg_ParseTuple(args, "|KKK", &sampleIndex,&start,&count);
size_t numSamples = iXformProperty_getNbStoredSamples_func(self);
if(sampleIndex >= numSamples)
{
std::string msg;
msg.append("SampleIndex for Property '");
msg.append(iXformProperty_getName_func());
msg.append("' is out of bounds!");
PyErr_SetString(getError(), msg.c_str());
return NULL;
}
PyObject * tuple = NULL;
tuple = PyTuple_New(16);
AbcG::XformSample sample;
prop->mXformSchema->get(sample,sampleIndex);
Abc::M44d value = sample.getMatrix();
PyTuple_SetItem(tuple,0,Py_BuildValue("d",value.x[0][0]));
PyTuple_SetItem(tuple,1,Py_BuildValue("d",value.x[0][1]));
PyTuple_SetItem(tuple,2,Py_BuildValue("d",value.x[0][2]));
PyTuple_SetItem(tuple,3,Py_BuildValue("d",value.x[0][3]));
PyTuple_SetItem(tuple,4,Py_BuildValue("d",value.x[1][0]));
PyTuple_SetItem(tuple,5,Py_BuildValue("d",value.x[1][1]));
PyTuple_SetItem(tuple,6,Py_BuildValue("d",value.x[1][2]));
PyTuple_SetItem(tuple,7,Py_BuildValue("d",value.x[1][3]));
PyTuple_SetItem(tuple,8,Py_BuildValue("d",value.x[2][0]));
PyTuple_SetItem(tuple,9,Py_BuildValue("d",value.x[2][1]));
PyTuple_SetItem(tuple,10,Py_BuildValue("d",value.x[2][2]));
PyTuple_SetItem(tuple,11,Py_BuildValue("d",value.x[2][3]));
PyTuple_SetItem(tuple,12,Py_BuildValue("d",value.x[3][0]));
PyTuple_SetItem(tuple,13,Py_BuildValue("d",value.x[3][1]));
PyTuple_SetItem(tuple,14,Py_BuildValue("d",value.x[3][2]));
PyTuple_SetItem(tuple,15,Py_BuildValue("d",value.x[3][3]));
return tuple;
ALEMBIC_PYOBJECT_CATCH_STATEMENT
}
//TODO: should only refer to our scene graph nodes, and rely on global transforms only
void SaveXformSample(SceneNodePtr node, AbcG::OXformSchema & schema,AbcG::XformSample & sample, double time, bool xformCache, bool globalSpace, bool flattenHierarchy)
{
// check if we are exporting in global space
if(globalSpace)
{
if(schema.getNumSamples() > 0)
return;
// store identity matrix
sample.setTranslation(Imath::V3d(0.0,0.0,0.0));
sample.setRotation(Imath::V3d(1.0,0.0,0.0),0.0);
sample.setScale(Imath::V3d(1.0,1.0,1.0));
// save the sample
schema.set(sample);
return;
}
// check if the transform is animated
//if(schema.getNumSamples() > 0)
//{
// X3DObject parent(kineState.GetParent3DObject());
// if(!isRefAnimated(kineState.GetParent3DObject().GetRef(),xformCache))
// return;
//}
if(flattenHierarchy){//a hack needed to handle namespace xforms
sample.setMatrix(node->getGlobalTransDouble(time));
}
else{
Imath::M44d parentGlobalTransInv = node->parent->getGlobalTransDouble(time).invert();
Imath::M44d transform = node->getGlobalTransDouble(time) * parentGlobalTransInv;
sample.setMatrix(transform);
}
//KinematicState kineState(kineStateRef);
//CTransformation globalTransform = kineState.GetTransform(time);
//CTransformation transform;
//if(flattenHierarchy){
// transform = globalTransform;
//}
//else{
// KinematicState parentKineState(parentKineStateRef);
// CMatrix4 parentGlobalTransform4 = parentKineState.GetTransform(time).GetMatrix4();
// CMatrix4 transform4 = globalTransform.GetMatrix4();
// parentGlobalTransform4.InvertInPlace();
// transform4.MulInPlace(parentGlobalTransform4);
// transform.SetMatrix4(transform4);
//}
//// store the transform
//CVector3 trans = transform.GetTranslation();
//CVector3 axis;
//double angle = transform.GetRotationAxisAngle(axis);
//CVector3 scale = transform.GetScaling();
//sample.setTranslation(Imath::V3d(trans.GetX(),trans.GetY(),trans.GetZ()));
//sample.setRotation(Imath::V3d(axis.GetX(),axis.GetY(),axis.GetZ()),RadiansToDegrees(angle));
//sample.setScale(Imath::V3d(scale.GetX(),scale.GetY(),scale.GetZ()));
//ESS_LOG_WARNING("time: "<<time<<" trans: ("<<trans.GetX()<<", "<<trans.GetY()<<", "<<trans.GetZ()<<") angle: "<<angle<<" axis: ("<<axis.GetX()<<", "<<axis.GetY()<<", "<<axis.GetZ());
// save the sample
schema.set(sample);
}
//we have to save out all mesh encountered on the current frame of this object immediately, because
//the pointers will no longer be valid when the object is evaluated at a new time
void AlembicPoints::saveCurrentFrameMeshes()
{
ESS_PROFILE_FUNC();
for(int i=0; i<mMeshesToSaveForCurrentFrame.size(); i++){
//TODO: save immediately instead accumulating in a vector
meshInfo* mi = mMeshesToSaveForCurrentFrame[i];
if(mi->pMesh){
Mesh* pMesh = mi->pMesh;
//mi->pMesh = NULL;//each mesh only needs to be saved once
//Matrix3 worldTrans;
//worldTrans.IdentityMatrix();
CommonOptions options;
options.SetOption("exportNormals", mJob->GetOption("exportNormals"));
options.SetOption("exportMaterialIds", mJob->GetOption("exportMaterialIds"));
//gather the mesh data
mi->meshTM.IdentityMatrix();
IntermediatePolyMesh3DSMax finalPolyMesh;
{
ESS_PROFILE_SCOPE("AlembicPoints::saveCurrentFrameMeshes - finalPolyMesh.Save");
Imath::M44f transform44f;
ConvertMaxMatrixToAlembicMatrix( mi->meshTM, transform44f );
SceneNodeMaxParticlesPtr inputSceneNode(new SceneNodeMaxParticles(pMesh, NULL, mi->nMatId));
finalPolyMesh.Save(inputSceneNode, transform44f, options, 0.0);
}
AbcG::OPolyMeshSchema::Sample meshSample;
AbcG::OPolyMeshSchema meshSchema;
{
ESS_PROFILE_SCOPE("AlembicPoints::saveCurrentFrameMeshes - save xforms, bbox, geo, topo");
//save out the mesh xForm
//std::string xformName = mi->name + "Xfo";
AbcG::OXform xform(mJob->GetArchive().getTop(), mi->name, GetCurrentJob()->GetAnimatedTs());
AbcG::OXformSchema& xformSchema = xform.getSchema();//mi->xformSchema;
std::string meshName = mi->name + "Shape";
AbcG::OPolyMesh mesh(xform, meshName, GetCurrentJob()->GetAnimatedTs());
meshSchema = mesh.getSchema();
AbcG::XformSample xformSample;
Matrix3 alembicMatrix;
alembicMatrix.IdentityMatrix();
alembicMatrix.SetTrans(Point3(-10000.0f, -10000.0f, -10000.0f));
Abc::M44d iMatrix;
ConvertMaxMatrixToAlembicMatrix(alembicMatrix, iMatrix);
xformSample.setMatrix(iMatrix);
xformSchema.set(xformSample);
//update the archive bounding box
Abc::Box3d bbox;
bbox.min = finalPolyMesh.bbox.min * iMatrix;
bbox.max = finalPolyMesh.bbox.max * iMatrix;
mJob->GetArchiveBBox().extendBy(bbox);
//save out the mesh data
meshSample.setPositions(Abc::P3fArraySample(finalPolyMesh.posVec));
meshSample.setSelfBounds(finalPolyMesh.bbox);
meshSchema.getChildBoundsProperty().set(finalPolyMesh.bbox);
meshSample.setFaceCounts(Abc::Int32ArraySample(finalPolyMesh.mFaceCountVec));
meshSample.setFaceIndices(Abc::Int32ArraySample(finalPolyMesh.mFaceIndicesVec));
}
if(mJob->GetOption("validateMeshTopology")){
ESS_PROFILE_SCOPE("AlembicPoints::saveCurrentFrameMeshes - validateMeshTopology");
mJob->mMeshErrors += validateAlembicMeshTopo(finalPolyMesh.mFaceCountVec, finalPolyMesh.mFaceIndicesVec, mi->name);
}
if(mJob->GetOption("exportNormals")){
ESS_PROFILE_SCOPE("AlembicPoints::saveCurrentFrameMeshes - exportNormals");
AbcG::ON3fGeomParam::Sample normalSample;
normalSample.setScope(AbcG::kFacevaryingScope);
normalSample.setVals(Abc::N3fArraySample(finalPolyMesh.mIndexedNormals.values));
normalSample.setIndices(Abc::UInt32ArraySample(finalPolyMesh.mIndexedNormals.indices));
meshSample.setNormals(normalSample);
}
if(mJob->GetOption("exportMaterialIds")){
ESS_PROFILE_SCOPE("AlembicPoints::saveCurrentFrameMeshes - exportMaterialIds");
Abc::OUInt32ArrayProperty mMatIdProperty =
Abc::OUInt32ArrayProperty(meshSchema, ".materialids", meshSchema.getMetaData(), mJob->GetAnimatedTs());
mMatIdProperty.set(Abc::UInt32ArraySample(finalPolyMesh.mMatIdIndexVec));
for ( facesetmap_it it=finalPolyMesh.mFaceSets.begin(); it != finalPolyMesh.mFaceSets.end(); it++)
{
std::stringstream nameStream;
int nMaterialId = it->first+1;
nameStream<<it->second.name<<"_"<<nMaterialId;
std::vector<Abc::int32_t>& faceSetVec = it->second.faceIds;
AbcG::OFaceSet faceSet = meshSchema.createFaceSet(nameStream.str());
AbcG::OFaceSetSchema::Sample faceSetSample(Abc::Int32ArraySample(&faceSetVec.front(), faceSetVec.size()));
faceSet.getSchema().set(faceSetSample);
}
}
if(mJob->GetOption("exportUVs")){
//TODO...
}
{
ESS_PROFILE_SCOPE("AlembicPoints::saveCurrentFrameMeshes meshSchema.set");
meshSchema.set(meshSample);
}
if(mi->bNeedDelete){
delete mi->pMesh;
mi->bNeedDelete = FALSE;
}
mi->pMesh = NULL;
}
}
mMeshesToSaveForCurrentFrame.clear();
}
