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textureResource.h
1 //
2 // Copyright 2016 Pixar
3 //
4 // Licensed under the Apache License, Version 2.0 (the "Apache License")
5 // with the following modification; you may not use this file except in
6 // compliance with the Apache License and the following modification to it:
7 // Section 6. Trademarks. is deleted and replaced with:
8 //
9 // 6. Trademarks. This License does not grant permission to use the trade
10 // names, trademarks, service marks, or product names of the Licensor
11 // and its affiliates, except as required to comply with Section 4(c) of
12 // the License and to reproduce the content of the NOTICE file.
13 //
14 // You may obtain a copy of the Apache License at
15 //
16 // http://www.apache.org/licenses/LICENSE-2.0
17 //
18 // Unless required by applicable law or agreed to in writing, software
19 // distributed under the Apache License with the above modification is
20 // distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
21 // KIND, either express or implied. See the Apache License for the specific
22 // language governing permissions and limitations under the Apache License.
23 //
24 #ifndef HD_TEXTURE_RESOURCE_H
25 #define HD_TEXTURE_RESOURCE_H
26 
27 #include "pxr/pxr.h"
28 #include "pxr/imaging/hd/api.h"
29 #include "pxr/imaging/hd/enums.h"
30 
31 #include "pxr/base/tf/token.h"
32 
33 #include <boost/shared_ptr.hpp>
34 
35 #include <cstdint>
36 
37 PXR_NAMESPACE_OPEN_SCOPE
38 
39 
40 typedef boost::shared_ptr<class HdTextureResource> HdTextureResourceSharedPtr;
41 
42 class HdTextureResource {
43 public:
44  typedef size_t ID;
45 
47  HD_API
48  static ID ComputeHash(TfToken const & sourceFile);
49 
50  HD_API
51  virtual ~HdTextureResource();
52 
53  virtual HdTextureType GetTextureType() const = 0;
54 
55  virtual size_t GetMemoryUsed() = 0;
56 };
57 
58 PXR_NAMESPACE_CLOSE_SCOPE
59 
60 #endif //HD_TEXTURE_RESOURCE_H
Token for efficient comparison, assignment, and hashing of known strings.
Definition: token.h:89