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CUDA tutorial: Difference between revisions
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adjusted indentation to be consistent
(consistent indentation) |
(adjusted indentation to be consistent) |
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| Line 144: | Line 144: | ||
<syntaxhighlight lang="cpp" line highlight="1,5"> | <syntaxhighlight lang="cpp" line highlight="1,5"> | ||
__global__ void add (int *a, int *b, int *c){ | __global__ void add (int *a, int *b, int *c){ | ||
c[blockIdx.x] = a[blockIdx.x] + b[blockIdx.x]; | |||
c[blockIdx.x] = a[blockIdx.x] + b[blockIdx.x]; | |||
</syntaxhighlight> | </syntaxhighlight> | ||
where blockIdx.x is the unique number identifying a CUDA block. This way each CUDA block adds a value from a[ ] to b[ ]. | where blockIdx.x is the unique number identifying a CUDA block. This way each CUDA block adds a value from a[ ] to b[ ]. | ||