hkSpuDmaUtils.h
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- /*
- *
- * Confidential Information of Telekinesys Research Limited (t/a Havok). Not for disclosure or distribution without Havok's
- * prior written consent. This software contains code, techniques and know-how which is confidential and proprietary to Havok.
- * Level 2 and Level 3 source code contains trade secrets of Havok. Havok Software (C) Copyright 1999-2009 Telekinesys Research Limited t/a Havok. All Rights Reserved. Use of this software is subject to the terms of an end user license agreement.
- *
- */
- #ifndef HK_SPU_DMA_UTILS_H
- #define HK_SPU_DMA_UTILS_H
- #include <Common/Base/hkBase.h>
- enum
- {
- HK_SPU_DMA_GROUP_STALL = 14,
- HK_SPU_DMA_GROUP_IDLE = 15, // DO NOT use this dma group for any get/put operations! use it only for 'idle' waiting.
- };
- /// this utility allows simple access to variables in main memory and can be used either from the SPU, PPU or CPU
- struct hkSpuDmaUtils
- {
- /// Convenient and slow function to increment a value, returns the new value
- static hkInt32 HK_CALL incrementInt32InMainMemory( HK_CPU_PTR(hkInt32*) variable, int increment, int dmaGroupId = HK_SPU_DMA_GROUP_STALL );
- /// Convenient and slow function to set a variable
- static void HK_CALL setInt32InMainMemory( HK_CPU_PTR(hkInt32*) variable, hkInt32 value, int dmaGroupId = HK_SPU_DMA_GROUP_STALL );
- /// Convenient and slow function to get a variable
- static hkInt32 HK_CALL getInt32FromMainMemory( HK_CPU_PTR(hkInt32*) variable, int dmaGroupId = HK_SPU_DMA_GROUP_STALL );
- /// Convenient way to get a single pointer
- static void* HK_CALL getPntrFromMainMemory( HK_CPU_PTR(void**) variable, int dmaGroupId = HK_SPU_DMA_GROUP_STALL );
- /// put a float to main memory & wait for completion
- static void HK_CALL setFloat32InMainMemory( HK_CPU_PTR(float*) dstInMainMemory, hkReal f, int dmaGroupId = HK_SPU_DMA_GROUP_STALL );
- /// put a half float to main memory & wait for completion
- //static void HK_CALL setFloat16InMainMemory( HK_CPU_PTR(hkHalf*) dstInMainMemory, hkReal f, int dmaGroupId = HK_SPU_DMA_GROUP_STALL );
- /// put a char to main memory & wait for completion
- static void HK_CALL setChar8InMainMemory( HK_CPU_PTR(hkChar*) dstInMainMemory, hkChar c, int dmaGroupId = HK_SPU_DMA_GROUP_STALL );
- };
- # include <Common/Base/Spu/Dma/Utils/hkDefaultSpuDmaUtils.inl>
- #endif // HK_SPU_DMA_UTILS_H
- /*
- * Havok SDK - NO SOURCE PC DOWNLOAD, BUILD(#20090216)
- *
- * Confidential Information of Havok. (C) Copyright 1999-2009
- * Telekinesys Research Limited t/a Havok. All Rights Reserved. The Havok
- * Logo, and the Havok buzzsaw logo are trademarks of Havok. Title, ownership
- * rights, and intellectual property rights in the Havok software remain in
- * Havok and/or its suppliers.
- *
- * Use of this software for evaluation purposes is subject to and indicates
- * acceptance of the End User licence Agreement for this product. A copy of
- * the license is included with this software and is also available at www.havok.com/tryhavok.
- *
- */