Files
SDL3CPlusPlus/MaterialX/source/PyMaterialX/PyMaterialXCore/PyTraversal.cpp
2026-01-06 13:25:49 +00:00

73 lines
2.6 KiB
C++

//
// Copyright Contributors to the MaterialX Project
// SPDX-License-Identifier: Apache-2.0
//
#include <PyMaterialX/PyMaterialX.h>
#include <MaterialXCore/Traversal.h>
#include <MaterialXCore/Material.h>
namespace py = pybind11;
namespace mx = MaterialX;
void bindPyTraversal(py::module& mod)
{
py::class_<mx::Edge>(mod, "Edge")
.def("getDownstreamElement", &mx::Edge::getDownstreamElement)
.def("getConnectingElement", &mx::Edge::getConnectingElement)
.def("getUpstreamElement", &mx::Edge::getUpstreamElement)
.def("getName", &mx::Edge::getName);
py::class_<mx::TreeIterator>(mod, "TreeIterator")
.def("getElement", &mx::TreeIterator::getElement)
.def("getElementDepth", &mx::TreeIterator::getElementDepth)
.def("setPruneSubtree", &mx::TreeIterator::setPruneSubtree)
.def("getPruneSubtree", &mx::TreeIterator::getPruneSubtree)
.def("__iter__", [](mx::TreeIterator& it) -> mx::TreeIterator&
{
return it.begin(1);
})
.def("__next__", [](mx::TreeIterator& it)
{
if (++it == it.end())
throw py::stop_iteration();
return *it;
});
py::class_<mx::GraphIterator>(mod, "GraphIterator")
.def("getDownstreamElement", &mx::GraphIterator::getDownstreamElement)
.def("getConnectingElement", &mx::GraphIterator::getConnectingElement)
.def("getUpstreamElement", &mx::GraphIterator::getUpstreamElement)
.def("getUpstreamIndex", &mx::GraphIterator::getUpstreamIndex)
.def("getElementDepth", &mx::GraphIterator::getElementDepth)
.def("getNodeDepth", &mx::GraphIterator::getNodeDepth)
.def("setPruneSubgraph", &mx::GraphIterator::setPruneSubgraph)
.def("getPruneSubgraph", &mx::GraphIterator::getPruneSubgraph)
.def("__iter__", [](mx::GraphIterator& it) -> mx::GraphIterator&
{
return it.begin(1);
})
.def("__next__", [](mx::GraphIterator& it)
{
if (++it == it.end())
throw py::stop_iteration();
return *it;
});
py::class_<mx::InheritanceIterator>(mod, "InheritanceIterator")
.def("__iter__", [](mx::InheritanceIterator& it) -> mx::InheritanceIterator&
{
return it.begin(1);
})
.def("__next__", [](mx::InheritanceIterator& it)
{
if (++it == it.end())
throw py::stop_iteration();
return *it;
});
py::register_exception<mx::ExceptionFoundCycle>(mod, "ExceptionFoundCycle");
}