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UT_Assert.h
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1 //
2 // Copyright 2017 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
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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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22 // language governing permissions and limitations under the Apache License.
23 //
24 #ifndef _GUSD_UT_ASSERT_H_
25 #define _GUSD_UT_ASSERT_H_
26 
27 #include <UT/UT_Assert.h>
28 
29 #include "pxr/pxr.h"
30 
32 
33 /** Helper for adding inline assertions to validate that a pointer is non-null.
34 
35  Example:
36 
37  @code
38  OP_Node* cwd = GusdUTverify_ptr(OPgetDirector())->getCwd();
39  @endcode */
40 template <class T>
42 {
43  UT_ASSERT_P(ptr != NULL);
44  return ptr;
45 }
46 
47 
48 /** Helper for inline assertions of the validity of some non-pointer type.
49 
50  Example:
51  @code
52  UsdStage stage = GusdUTverify_val(GetStage(...));
53  @endcode */
54 template <class T>
56 {
57  UT_ASSERT_P((bool)val);
58  return val;
59 }
60 
62 
63 
64 #endif /*_GUSD_UT_ASSERT_H_*/
PXR_NAMESPACE_OPEN_SCOPE T * GusdUTverify_ptr(T *ptr)
Definition: UT_Assert.h:41
T & GusdUTverify_val(T &&val)
Definition: UT_Assert.h:55
#define UT_ASSERT_P(ZZ)
Definition: UT_Assert.h:155
PXR_NAMESPACE_CLOSE_SCOPE PXR_NAMESPACE_OPEN_SCOPE
Definition: path.h:1441
auto ptr(T p) -> const void *
Definition: format.h:2448
GLuint GLfloat * val
Definition: glcorearb.h:1608
#define PXR_NAMESPACE_CLOSE_SCOPE
Definition: pxr.h:91