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Diffstat (limited to 'Opcode/OpcodeLib/Ice/IceRevisitedRadix.h')
-rw-r--r-- | Opcode/OpcodeLib/Ice/IceRevisitedRadix.h | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/Opcode/OpcodeLib/Ice/IceRevisitedRadix.h b/Opcode/OpcodeLib/Ice/IceRevisitedRadix.h deleted file mode 100644 index ec2f6b1..0000000 --- a/Opcode/OpcodeLib/Ice/IceRevisitedRadix.h +++ /dev/null @@ -1,65 +0,0 @@ -///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-/**
- * Contains source code from the article "Radix Sort Revisited".
- * \file IceRevisitedRadix.h
- * \author Pierre Terdiman
- * \date April, 4, 2000
- */
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-
-///////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////////
-// Include Guard
-#ifndef __ICERADIXSORT_H__
-#define __ICERADIXSORT_H__
-
- //! Allocate histograms & offsets locally
- #define RADIX_LOCAL_RAM
-
- enum RadixHint
- {
- RADIX_SIGNED, //!< Input values are signed
- RADIX_UNSIGNED, //!< Input values are unsigned
-
- RADIX_FORCE_DWORD = 0x7fffffff
- };
-
- class ICECORE_API RadixSort
- {
- public:
- // Constructor/Destructor
- RadixSort();
- ~RadixSort();
- // Sorting methods
- RadixSort& Sort(const udword* input, udword nb, RadixHint hint=RADIX_SIGNED);
- RadixSort& Sort(const float* input, udword nb);
-
- //! Access to results. mRanks is a list of indices in sorted order, i.e. in the order you may further process your data
- inline_ const udword* GetRanks() const { return mRanks; }
-
- //! mIndices2 gets trashed on calling the sort routine, but otherwise you can recycle it the way you want.
- inline_ udword* GetRecyclable() const { return mRanks2; }
-
- // Stats
- udword GetUsedRam() const;
- //! Returns the total number of calls to the radix sorter.
- inline_ udword GetNbTotalCalls() const { return mTotalCalls; }
- //! Returns the number of eraly exits due to temporal coherence.
- inline_ udword GetNbHits() const { return mNbHits; }
-
- private:
-#ifndef RADIX_LOCAL_RAM
- udword* mHistogram; //!< Counters for each byte
- udword* mOffset; //!< Offsets (nearly a cumulative distribution function)
-#endif
- udword mCurrentSize; //!< Current size of the indices list
- udword* mRanks; //!< Two lists, swapped each pass
- udword* mRanks2;
- // Stats
- udword mTotalCalls; //!< Total number of calls to the sort routine
- udword mNbHits; //!< Number of early exits due to coherence
- // Internal methods
- void CheckResize(udword nb);
- bool Resize(udword nb);
- };
-
-#endif // __ICERADIXSORT_H__
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