draco/compression/mesh/mesh_edgebreaker_encoder.cc
2016-12-12 16:39:06 -08:00

67 lines
2.3 KiB
C++

// 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 "compression/mesh/mesh_edgebreaker_encoder.h"
#include "compression/mesh/mesh_edgebreaker_encoder_impl.h"
#include "compression/mesh/mesh_edgebreaker_traversal_predictive_encoder.h"
namespace draco {
MeshEdgeBreakerEncoder::MeshEdgeBreakerEncoder() {}
bool MeshEdgeBreakerEncoder::InitializeEncoder() {
const bool is_standard_edgebreaker_avaialable =
options()->IsFeatureSupported(features::kEdgebreaker);
const bool is_predictive_edgebreaker_avaialable =
options()->IsFeatureSupported(features::kPredictiveEdgebreaker);
impl_ = nullptr;
if (is_standard_edgebreaker_avaialable &&
(options()->GetSpeed() >= 5 || !is_predictive_edgebreaker_avaialable)) {
buffer()->Encode(static_cast<uint8_t>(0));
impl_ = std::unique_ptr<MeshEdgeBreakerEncoderImplInterface>(
new MeshEdgeBreakerEncoderImpl<MeshEdgeBreakerTraversalEncoder>());
} else if (is_predictive_edgebreaker_avaialable) {
buffer()->Encode(static_cast<uint8_t>(1));
impl_ = std::unique_ptr<MeshEdgeBreakerEncoderImplInterface>(
new MeshEdgeBreakerEncoderImpl<
MeshEdgeBreakerTraversalPredictiveEncoder>());
}
if (!impl_)
return false;
if (!impl_->Init(this))
return false;
return true;
}
bool MeshEdgeBreakerEncoder::GenerateAttributesEncoder(int32_t att_id) {
if (!impl_->GenerateAttributesEncoder(att_id))
return false;
return true;
}
bool MeshEdgeBreakerEncoder::EncodeAttributesEncoderIdentifier(
int32_t att_encoder_id) {
if (!impl_->EncodeAttributesEncoderIdentifier(att_encoder_id))
return false;
return true;
}
bool MeshEdgeBreakerEncoder::EncodeConnectivity() {
return impl_->EncodeConnectivity();
}
} // namespace draco