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// 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
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