1 files changed, 49 insertions, 0 deletions
diff --git a/extern/draco/draco/src/draco/compression/point_cloud/point_cloud_sequential_encoder.cc b/extern/draco/draco/src/draco/compression/point_cloud/point_cloud_sequential_encoder.cc
new file mode 100644
index 00000000000..fa7b6fd905c
--- /dev/null
+++ b/extern/draco/draco/src/draco/compression/point_cloud/point_cloud_sequential_encoder.cc
@@ -0,0 +1,49 @@
+// Copyright 2016 The Draco 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
+//
+//      http://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.
+//
+#include "draco/compression/point_cloud/point_cloud_sequential_encoder.h"
+
+#include "draco/compression/attributes/linear_sequencer.h"
+#include "draco/compression/attributes/sequential_attribute_encoders_controller.h"
+
+namespace draco {
+
+Status PointCloudSequentialEncoder::EncodeGeometryData() {
+  const int32_t num_points = point_cloud()->num_points();
+  buffer()->Encode(num_points);
+  return OkStatus();
+}
+
+bool PointCloudSequentialEncoder::GenerateAttributesEncoder(int32_t att_id) {
+  // Create only one attribute encoder that is going to encode all points in a
+  // linear sequence.
+  if (att_id == 0) {
+    // Create a new attribute encoder only for the first attribute.
+    AddAttributesEncoder(std::unique_ptr<AttributesEncoder>(
+        new SequentialAttributeEncodersController(
+            std::unique_ptr<PointsSequencer>(
+                new LinearSequencer(point_cloud()->num_points())),
+            att_id)));
+  } else {
+    // Reuse the existing attribute encoder for other attributes.
+    attributes_encoder(0)->AddAttributeId(att_id);
+  }
+  return true;
+}
+
+void PointCloudSequentialEncoder::ComputeNumberOfEncodedPoints() {
+  set_num_encoded_points(point_cloud()->num_points());
+}
+
+}  // namespace draco