/usr/include/bullet/Bullet3OpenCL/ParallelPrimitives/b3PrefixScanCL.h is in libbullet-dev 2.87+dfsg-2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 | #ifndef B3_PREFIX_SCAN_CL_H
#define B3_PREFIX_SCAN_CL_H
#include "b3OpenCLArray.h"
#include "b3BufferInfoCL.h"
#include "Bullet3Common/b3AlignedObjectArray.h"
class b3PrefixScanCL
{
enum
{
BLOCK_SIZE = 128
};
// Option m_option;
cl_command_queue m_commandQueue;
cl_kernel m_localScanKernel;
cl_kernel m_blockSumKernel;
cl_kernel m_propagationKernel;
b3OpenCLArray<unsigned int>* m_workBuffer;
public:
b3PrefixScanCL(cl_context ctx, cl_device_id device, cl_command_queue queue,int size=0);
virtual ~b3PrefixScanCL();
void execute(b3OpenCLArray<unsigned int>& src, b3OpenCLArray<unsigned int>& dst, int n, unsigned int* sum = 0);
void executeHost(b3AlignedObjectArray<unsigned int>& src, b3AlignedObjectArray<unsigned int>& dst, int n, unsigned int* sum=0);
};
#endif //B3_PREFIX_SCAN_CL_H
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