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dataSourceStageGlobals.h
1//
2// Copyright 2020 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 PXR_USD_IMAGING_USD_IMAGING_DATA_SOURCE_STAGE_GLOBALS_H
25#define PXR_USD_IMAGING_USD_IMAGING_DATA_SOURCE_STAGE_GLOBALS_H
26
27#include "pxr/usdImaging/usdImaging/api.h"
28
29#include "pxr/usd/usd/prim.h"
30#include "pxr/usd/usd/timeCode.h"
31
32#include "pxr/imaging/hd/dataSourceLocator.h"
33
34#include "pxr/usd/sdf/path.h"
35
36PXR_NAMESPACE_OPEN_SCOPE
37
48{
49public:
50 USDIMAGING_API
52
53 // Datasource API
54
56 virtual UsdTimeCode GetTime() const = 0;
57
59 virtual void FlagAsTimeVarying(
60 const SdfPath &hydraPath,
61 const HdDataSourceLocator &locator) const = 0;
62
68 const SdfPath &usdPath) const = 0;
69};
70
71
72PXR_NAMESPACE_CLOSE_SCOPE
73
74#endif // PXR_USD_IMAGING_USD_IMAGING_DATA_SOURCE_STAGE_GLOBALS_H
Represents an object that can identify the location of a data source.
A path value used to locate objects in layers or scenegraphs.
Definition: path.h:290
This class is used as a context object with global stage information, that gets passed down to dataso...
virtual void FlagAsTimeVarying(const SdfPath &hydraPath, const HdDataSourceLocator &locator) const =0
Flags the given hydraPath as time varying at the given locator.
virtual void FlagAsAssetPathDependent(const SdfPath &usdPath) const =0
Flags the object at usdPath as dependent on an asset path.
virtual UsdTimeCode GetTime() const =0
Returns the current time represented in this instance.
Represent a time value, which may be either numeric, holding a double value, or a sentinel value UsdT...
Definition: timeCode.h:84