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Fix point swapping.

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Steven Robertson
2011-11-20 10:08:13 -05:00
parent efd261bd5b
commit 22fdc98128
1 changed files with 4 additions and 1 deletions
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5
cuburn/code/iter.py
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@ -275,7 +275,10 @@ void iter(
{{endfor}}
apply_xf_{{std_xforms[-1]}}(x, y, color, rctx);
int sw = (threadIdx.y * 32 + threadIdx.x * 33) & {{NTHREADS-1}};
// Rotate points between threads.
int swr = threadIdx.y + threadIdx.x
+ (round & 1) * (threadIdx.x / {{NTHREADS / 32}});
int sw = (swr * 32 + threadIdx.x) & {{NTHREADS-1}};
int sr = threadIdx.y * 32 + threadIdx.x;
swap[sw] = fuse ? 1.0f : 0.0f;