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shaderDefParser.h
1 //
2 // Copyright 2018 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
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11 // and its affiliates, except as required to comply with Section 4(c) of
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14 // You may obtain a copy of the Apache License at
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16 // http://www.apache.org/licenses/LICENSE-2.0
17 //
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19 // distributed under the Apache License with the above modification is
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24 #ifndef USDSHADE_SRDPARSERPLUGIN_H
25 #define USDSHADE_SRDPARSERPLUGIN_H
26 
27 #include "pxr/usd/usdShade/api.h"
28 
29 #include "pxr/usd/ndr/declare.h"
30 #include "pxr/usd/ndr/discoveryPlugin.h"
31 #include "pxr/usd/ndr/parserPlugin.h"
32 
33 PXR_NAMESPACE_OPEN_SCOPE
34 
35 class UsdStageCache;
36 
43 {
44 public:
45  USDSHADE_API
47 
48  USDSHADE_API
49  ~UsdShadeShaderDefParserPlugin() override = default;
50 
51  USDSHADE_API
52  NdrNodeUniquePtr Parse(const NdrNodeDiscoveryResult &discoveryResult)
53  override;
54 
55  USDSHADE_API
56  const NdrTokenVec &GetDiscoveryTypes() const override;
57 
58  USDSHADE_API
59  const TfToken &GetSourceType() const override;
60 
61 private:
62  static UsdStageCache _cache;
63 };
64 
65 PXR_NAMESPACE_CLOSE_SCOPE
66 
67 #endif // USDSHADE_SRDPARSERPLUGIN_H
Interface for parser plugins.
Definition: parserPlugin.h:125
USDSHADE_API const TfToken & GetSourceType() const override
Returns the source type that this parser operates on.
A strongly concurrency safe collection of UsdStageRefPtr s, enabling sharing across multiple clients ...
Definition: stageCache.h:86
Token for efficient comparison, assignment, and hashing of known strings.
Definition: token.h:89
USDSHADE_API const NdrTokenVec & GetDiscoveryTypes() const override
Returns the types of nodes that this plugin can parse.
Parses shader definitions represented using USD scene description using the schemas provided by UsdSh...
Represents the raw data of a node, and some other bits of metadata, that were determined via a NdrDis...
USDSHADE_API NdrNodeUniquePtr Parse(const NdrNodeDiscoveryResult &discoveryResult) override
Takes the specified NdrNodeDiscoveryResult instance, which was a result of the discovery process...