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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/algorithms/float_points_tree_encoder.h"
#include <algorithm>
#include <cmath>
#include "draco/compression/point_cloud/algorithms/dynamic_integer_points_kd_tree_encoder.h"
#include "draco/core/math_utils.h"
namespace draco {
const uint32_t FloatPointsTreeEncoder::version_ = 3;
FloatPointsTreeEncoder::FloatPointsTreeEncoder(
PointCloudCompressionMethod method)
: method_(method), num_points_(0), compression_level_(6) {
qinfo_.quantization_bits = 16;
qinfo_.range = 0;
}
FloatPointsTreeEncoder::FloatPointsTreeEncoder(
PointCloudCompressionMethod method, uint32_t quantization_bits,
uint32_t compression_level)
: method_(method), num_points_(0), compression_level_(compression_level) {
DRACO_DCHECK_LE(compression_level_, 6);
qinfo_.quantization_bits = quantization_bits;
qinfo_.range = 0;
}
bool FloatPointsTreeEncoder::EncodePointCloudKdTreeInternal(
std::vector<Point3ui> *qpoints) {
DRACO_DCHECK_LE(compression_level_, 6);
switch (compression_level_) {
case 0: {
DynamicIntegerPointsKdTreeEncoder<0> qpoints_encoder(3);
qpoints_encoder.EncodePoints(qpoints->begin(), qpoints->end(),
qinfo_.quantization_bits + 1, &buffer_);
break;
}
case 1: {
DynamicIntegerPointsKdTreeEncoder<1> qpoints_encoder(3);
qpoints_encoder.EncodePoints(qpoints->begin(), qpoints->end(),
qinfo_.quantization_bits + 1, &buffer_);
break;
}
case 2: {
DynamicIntegerPointsKdTreeEncoder<2> qpoints_encoder(3);
qpoints_encoder.EncodePoints(qpoints->begin(), qpoints->end(),
qinfo_.quantization_bits + 1, &buffer_);
break;
}
case 3: {
DynamicIntegerPointsKdTreeEncoder<3> qpoints_encoder(3);
qpoints_encoder.EncodePoints(qpoints->begin(), qpoints->end(),
qinfo_.quantization_bits + 1, &buffer_);
break;
}
case 4: {
DynamicIntegerPointsKdTreeEncoder<4> qpoints_encoder(3);
qpoints_encoder.EncodePoints(qpoints->begin(), qpoints->end(),
qinfo_.quantization_bits + 1, &buffer_);
break;
}
case 5: {
DynamicIntegerPointsKdTreeEncoder<5> qpoints_encoder(3);
qpoints_encoder.EncodePoints(qpoints->begin(), qpoints->end(),
qinfo_.quantization_bits + 1, &buffer_);
break;
}
default: {
DynamicIntegerPointsKdTreeEncoder<6> qpoints_encoder(3);
qpoints_encoder.EncodePoints(qpoints->begin(), qpoints->end(),
qinfo_.quantization_bits + 1, &buffer_);
break;
}
}
return true;
}
} // namespace draco
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