Adding missing __init__.py for CPU rasterizer.

PiperOrigin-RevId: 388728569

tensorflow_graphics/rendering/kernels/__init__.py

@@ -0,0 +1,18 @@
+# Copyright 2020 The TensorFlow Authors
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#    https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+"""CPU Rasterizer module."""
+from tensorflow_graphics.util import export_api as _export_api
+
+# API contains submodules of tensorflow_graphics.rendering.
+__all__ = _export_api.get_modules()