10 files changed, 10 insertions, 40 deletions
diff --git a/source/blender/io/usd/intern/usd_exporter_context.h b/source/blender/io/usd/intern/usd_exporter_context.h
index 07a9d0fc0c5..5513768b527 100644
--- a/source/blender/io/usd/intern/usd_exporter_context.h
+++ b/source/blender/io/usd/intern/usd_exporter_context.h
@@ -16,8 +16,7 @@
  * The Original Code is Copyright (C) 2019 Blender Foundation.
  * All rights reserved.
  */
-#ifndef __USD_EXPORTER_CONTEXT_H__
-#define __USD_EXPORTER_CONTEXT_H__
+#pragma once
 
 #include "usd.h"
 
@@ -44,5 +43,3 @@ struct USDExporterContext {
 }  // namespace usd
 }  // namespace io
 }  // namespace blender
-
-#endif /* __USD_EXPORTER_CONTEXT_H__ */
diff --git a/source/blender/io/usd/intern/usd_hierarchy_iterator.h b/source/blender/io/usd/intern/usd_hierarchy_iterator.h
index 2836ff0b17f..03e80ce735a 100644
--- a/source/blender/io/usd/intern/usd_hierarchy_iterator.h
+++ b/source/blender/io/usd/intern/usd_hierarchy_iterator.h
@@ -16,8 +16,7 @@
  * The Original Code is Copyright (C) 2019 Blender Foundation.
  * All rights reserved.
  */
-#ifndef __USD_HIERARCHY_ITERATOR_H__
-#define __USD_HIERARCHY_ITERATOR_H__
+#pragma once
 
 #include "IO_abstract_hierarchy_iterator.h"
 #include "usd.h"
@@ -75,5 +74,3 @@ class USDHierarchyIterator : public AbstractHierarchyIterator {
 }  // namespace usd
 }  // namespace io
 }  // namespace blender
-
-#endif /* __USD_HIERARCHY_ITERATOR_H__ */
diff --git a/source/blender/io/usd/intern/usd_writer_abstract.h b/source/blender/io/usd/intern/usd_writer_abstract.h
index f81cf5197af..a689deaf0d8 100644
--- a/source/blender/io/usd/intern/usd_writer_abstract.h
+++ b/source/blender/io/usd/intern/usd_writer_abstract.h
@@ -16,8 +16,7 @@
  * The Original Code is Copyright (C) 2019 Blender Foundation.
  * All rights reserved.
  */
-#ifndef __USD_WRITER_ABSTRACT_H__
-#define __USD_WRITER_ABSTRACT_H__
+#pragma once
 
 #include "IO_abstract_hierarchy_iterator.h"
 #include "usd_exporter_context.h"
@@ -78,5 +77,3 @@ class USDAbstractWriter : public AbstractHierarchyWriter {
 }  // namespace usd
 }  // namespace io
 }  // namespace blender
-
-#endif /* __USD_WRITER_ABSTRACT_H__ */
diff --git a/source/blender/io/usd/intern/usd_writer_camera.h b/source/blender/io/usd/intern/usd_writer_camera.h
index 8b5795d7d9f..1c613d7879b 100644
--- a/source/blender/io/usd/intern/usd_writer_camera.h
+++ b/source/blender/io/usd/intern/usd_writer_camera.h
@@ -16,8 +16,7 @@
  * The Original Code is Copyright (C) 2019 Blender Foundation.
  * All rights reserved.
  */
-#ifndef __USD_WRITER_CAMERA_H__
-#define __USD_WRITER_CAMERA_H__
+#pragma once
 
 #include "usd_writer_abstract.h"
 
@@ -38,5 +37,3 @@ class USDCameraWriter : public USDAbstractWriter {
 }  // namespace usd
 }  // namespace io
 }  // namespace blender
-
-#endif /* __USD_WRITER_CAMERA_H__ */
diff --git a/source/blender/io/usd/intern/usd_writer_hair.h b/source/blender/io/usd/intern/usd_writer_hair.h
index cecacd0a355..b9a28013875 100644
--- a/source/blender/io/usd/intern/usd_writer_hair.h
+++ b/source/blender/io/usd/intern/usd_writer_hair.h
@@ -16,8 +16,7 @@
  * The Original Code is Copyright (C) 2019 Blender Foundation.
  * All rights reserved.
  */
-#ifndef __USD_WRITER_HAIR_H__
-#define __USD_WRITER_HAIR_H__
+#pragma once
 
 #include "usd_writer_abstract.h"
 
@@ -38,5 +37,3 @@ class USDHairWriter : public USDAbstractWriter {
 }  // namespace usd
 }  // namespace io
 }  // namespace blender
-
-#endif /* __USD_WRITER_HAIR_H__ */
diff --git a/source/blender/io/usd/intern/usd_writer_light.h b/source/blender/io/usd/intern/usd_writer_light.h
index 73666622af1..082050ad071 100644
--- a/source/blender/io/usd/intern/usd_writer_light.h
+++ b/source/blender/io/usd/intern/usd_writer_light.h
@@ -16,8 +16,7 @@
  * The Original Code is Copyright (C) 2019 Blender Foundation.
  * All rights reserved.
  */
-#ifndef __USD_WRITER_LIGHT_H__
-#define __USD_WRITER_LIGHT_H__
+#pragma once
 
 #include "usd_writer_abstract.h"
 
@@ -37,5 +36,3 @@ class USDLightWriter : public USDAbstractWriter {
 }  // namespace usd
 }  // namespace io
 }  // namespace blender
-
-#endif /* __USD_WRITER_LIGHT_H__ */
diff --git a/source/blender/io/usd/intern/usd_writer_mesh.h b/source/blender/io/usd/intern/usd_writer_mesh.h
index a14ceecfa53..078daa05501 100644
--- a/source/blender/io/usd/intern/usd_writer_mesh.h
+++ b/source/blender/io/usd/intern/usd_writer_mesh.h
@@ -16,8 +16,7 @@
  * The Original Code is Copyright (C) 2019 Blender Foundation.
  * All rights reserved.
  */
-#ifndef __USD_WRITER_MESH_H__
-#define __USD_WRITER_MESH_H__
+#pragma once
 
 #include "usd_writer_abstract.h"
 
@@ -66,5 +65,3 @@ class USDMeshWriter : public USDGenericMeshWriter {
 }  // namespace usd
 }  // namespace io
 }  // namespace blender
-
-#endif /* __USD_WRITER_MESH_H__ */
diff --git a/source/blender/io/usd/intern/usd_writer_metaball.h b/source/blender/io/usd/intern/usd_writer_metaball.h
index 9f51a3314a5..216f5a2638f 100644
--- a/source/blender/io/usd/intern/usd_writer_metaball.h
+++ b/source/blender/io/usd/intern/usd_writer_metaball.h
@@ -16,8 +16,7 @@
  * The Original Code is Copyright (C) 2020 Blender Foundation.
  * All rights reserved.
  */
-#ifndef __USD_WRITER_METABALL_H__
-#define __USD_WRITER_METABALL_H__
+#pragma once
 
 #include "usd_writer_mesh.h"
 
@@ -42,5 +41,3 @@ class USDMetaballWriter : public USDGenericMeshWriter {
 }  // namespace usd
 }  // namespace io
 }  // namespace blender
-
-#endif /* __USD_WRITER_METABALL_H__ */
diff --git a/source/blender/io/usd/intern/usd_writer_transform.h b/source/blender/io/usd/intern/usd_writer_transform.h
index 8b4741f1177..39a1f20e7e8 100644
--- a/source/blender/io/usd/intern/usd_writer_transform.h
+++ b/source/blender/io/usd/intern/usd_writer_transform.h
@@ -16,8 +16,7 @@
  * The Original Code is Copyright (C) 2019 Blender Foundation.
  * All rights reserved.
  */
-#ifndef __USD_WRITER_TRANSFORM_H__
-#define __USD_WRITER_TRANSFORM_H__
+#pragma once
 
 #include "usd_writer_abstract.h"
 
@@ -42,5 +41,3 @@ class USDTransformWriter : public USDAbstractWriter {
 }  // namespace usd
 }  // namespace io
 }  // namespace blender
-
-#endif /* __USD_WRITER_TRANSFORM_H__ */
diff --git a/source/blender/io/usd/usd.h b/source/blender/io/usd/usd.h
index eee98521289..f2826cd1d7c 100644
--- a/source/blender/io/usd/usd.h
+++ b/source/blender/io/usd/usd.h
@@ -17,8 +17,7 @@
  * All rights reserved.
  */
 
-#ifndef __USD_H__
-#define __USD_H__
+#pragma once
 
 #include "DEG_depsgraph.h"
 
@@ -59,5 +58,3 @@ int USD_get_version(void);
 #ifdef __cplusplus
 }
 #endif
-
-#endif /* __USD_H__ */