virtualx-engine/thirdparty/bullet/Bullet3OpenCL/ParallelPrimitives/b3PrefixScanCL.h
Rémi Verschelde e12c89e8c9 bullet: Streamline bundling, remove extraneous src/ folder
Document version and how to extract sources in thirdparty/README.md.
Drop unnecessary CMake and Premake files.
Simplify SCsub, drop unused one.
2018-01-13 14:08:45 +01:00

37 lines
818 B
C++

#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