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ispc/examples_ptx/cuda_helpers.cuh
Evghenii a7c2a7d4f9 +1
2014-01-05 12:23:48 +01:00

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#pragma once
#define programCount 32
#define programIndex (threadIdx.x & 31)
#define taskIndex0 (blockIdx.x*4 + (threadIdx.x >> 5))
#define taskCount0 (gridDim.x*4)
#define taskIndex1 (blockIdx.y)
#define taskCount1 (gridDim.y)
#define taskIndex (taskIndex0 + taskCount0*taskIndex1)
#define warpIdx (threadIdx.x >> 5)
#define launch(ntx,nty,ntz,func) if (programIndex==0) func<<<dim3(((ntx)+4-1)/4,nty,ntz),128>>>