blob: 627d51262968acf00e4b20d534ded0716b664a74 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
// 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.
//
#ifndef DRACO_COMPRESSION_MESH_MESH_EDGEBREAKER_ENCODER_IMPL_INTERFACE_H_
#define DRACO_COMPRESSION_MESH_MESH_EDGEBREAKER_ENCODER_IMPL_INTERFACE_H_
#include "draco/compression/attributes/mesh_attribute_indices_encoding_data.h"
#include "draco/mesh/corner_table.h"
#include "draco/mesh/mesh_attribute_corner_table.h"
namespace draco {
// Forward declaration is necessary here to avoid circular dependencies.
class MeshEdgebreakerEncoder;
// Abstract interface used by MeshEdgebreakerEncoder to interact with the actual
// implementation of the edgebreaker method. The implementations are in general
// specializations of a template class MeshEdgebreakerEncoderImpl where the
// template arguments control encoding of the connectivity data. Because the
// choice of the implementation is done in run-time, we need to hide it behind
// the abstract interface MeshEdgebreakerEncoderImplInterface.
class MeshEdgebreakerEncoderImplInterface {
public:
virtual ~MeshEdgebreakerEncoderImplInterface() = default;
virtual bool Init(MeshEdgebreakerEncoder *encoder) = 0;
virtual const MeshAttributeCornerTable *GetAttributeCornerTable(
int att_id) const = 0;
virtual const MeshAttributeIndicesEncodingData *GetAttributeEncodingData(
int att_id) const = 0;
virtual bool GenerateAttributesEncoder(int32_t att_id) = 0;
virtual bool EncodeAttributesEncoderIdentifier(int32_t att_encoder_id) = 0;
virtual Status EncodeConnectivity() = 0;
// Returns corner table of the encoded mesh.
virtual const CornerTable *GetCornerTable() const = 0;
// Returns true if a given face has been already encoded.
virtual bool IsFaceEncoded(FaceIndex fi) const = 0;
virtual MeshEdgebreakerEncoder *GetEncoder() const = 0;
};
} // namespace draco
#endif // DRACO_COMPRESSION_MESH_MESH_EDGEBREAKER_ENCODER_IMPL_INTERFACE_H_
|
