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| author | Derick Huth <derickhuth@gmail.com> | 2014-10-06 12:42:34 -0600 |
|---|---|---|
| committer | Derick Huth <derickhuth@gmail.com> | 2014-10-06 12:42:34 -0600 |
| commit | 8d73c8fcc75556c1df71dd39dd99783f8f86fc3e (patch) | |
| tree | 157d627863d76a4c256a27cae27ce2e8566c7ea0 /test-chill/test-cases/examples/cuda-chill/mriq.c | |
| parent | e87b55ad69f0ac6211daae741b32c8ee9dcbe470 (diff) | |
| parent | 8c646f24570079eac53e58fcf42d0d4fbc437ee3 (diff) | |
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Merge pull request #2 from dhuth/master
Moved omega into chill.
Diffstat (limited to 'test-chill/test-cases/examples/cuda-chill/mriq.c')
| -rw-r--r-- | test-chill/test-cases/examples/cuda-chill/mriq.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/test-chill/test-cases/examples/cuda-chill/mriq.c b/test-chill/test-cases/examples/cuda-chill/mriq.c new file mode 100644 index 0000000..ba4b87c --- /dev/null +++ b/test-chill/test-cases/examples/cuda-chill/mriq.c @@ -0,0 +1,33 @@ +#define N 32768 +#define M 3072 +struct kValues { + float Kx; + float Ky; + float Kz; + float PhiMag; +}; +extern float sinf(float); +extern float cosf(float); + +void +ComputeQCPU(int numK, int numX,struct kValues kVals[M],float x[N], float y[N], float z[N],float Qr[N], float Qi[N]) { + float expArg; + float cosArg; + float sinArg; + float phi; + int i; + int j; + numK = M; + numX = N; + for ( i = 0; i < M; i++) { + for ( j = 0; j < N; j++) { + expArg = 6.2831853071795864769252867665590058f * (kVals[i].Kx * x[j] +kVals[i].Ky * y[j] +kVals[i].Kz * z[j]); + cosArg = cosf(expArg); + sinArg = sinf(expArg); + phi = kVals[i].PhiMag; + Qr[j] += phi * cosArg; + Qi[j] += phi * sinArg; + } + } +} + |