first commitv1.0.0-beta

1 files changed, 73 insertions, 0 deletions

diff --git a/NvBlast/sdk/common/NvBlastAtomic.cpp b/NvBlast/sdk/common/NvBlastAtomic.cpp
new file mode 100644
index 0000000..6b9d94b
--- /dev/null
+++ b/NvBlast/sdk/common/NvBlastAtomic.cpp
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2016-2017, NVIDIA CORPORATION.  All rights reserved.
+ *
+ * NVIDIA CORPORATION and its licensors retain all intellectual property
+ * and proprietary rights in and to this software, related documentation
+ * and any modifications thereto.  Any use, reproduction, disclosure or
+ * distribution of this software and related documentation without an express
+ * license agreement from NVIDIA CORPORATION is strictly prohibited.
+ */
+
+
+#include "NvBlastAtomic.h"
+
+#include <string.h>
+#include <stdlib.h>
+
+
+namespace Nv
+{
+namespace Blast
+{
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//												Windows/XBOXONE Implementation
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+#if NV_WINDOWS_FAMILY || NV_XBOXONE
+
+#include "NvBlastIncludeWindows.h"
+
+int32_t atomicIncrement(volatile int32_t* val)
+{
+	return (int32_t)InterlockedIncrement((volatile LONG*)val);
+}
+
+int32_t atomicDecrement(volatile int32_t* val)
+{
+	return (int32_t)InterlockedDecrement((volatile LONG*)val);
+}
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//												Unix/PS4 Implementation
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+#elif(NV_UNIX_FAMILY || NV_PS4)
+
+int32_t atomicIncrement(volatile int32_t* val)
+{
+	return __sync_add_and_fetch(val, 1);
+}
+
+int32_t atomicDecrement(volatile int32_t* val)
+{
+	return __sync_sub_and_fetch(val, 1);
+}
+
+
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+//												Unsupported Platforms
+///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
+
+#else
+
+#error "Platform not supported!"
+
+#endif
+
+
+} // namespace Blast
+} // namespace Nv
+