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-rw-r--r--cuda/2d/fft.cu45
1 files changed, 22 insertions, 23 deletions
diff --git a/cuda/2d/fft.cu b/cuda/2d/fft.cu
index 2cdb7c3..2bb5dc3 100644
--- a/cuda/2d/fft.cu
+++ b/cuda/2d/fft.cu
@@ -67,6 +67,16 @@ using namespace astra;
namespace astraCUDA {
+bool checkCufft(cufftResult err, const char *msg)
+{
+ if (err != CUFFT_SUCCESS) {
+ ASTRA_ERROR("%s: CUFFT error %d.", msg, err);
+ return false;
+ } else {
+ return true;
+ }
+}
+
__global__ static void applyFilter_kernel(int _iProjectionCount,
int _iFreqBinCount,
cufftComplex * _pSinogram,
@@ -136,24 +146,18 @@ static bool invokeCudaFFT(int _iProjectionCount, int _iDetectorCount,
cufftComplex * _pDevTargetComplex)
{
cufftHandle plan;
- cufftResult result;
- result = cufftPlan1d(&plan, _iDetectorCount, CUFFT_R2C, _iProjectionCount);
- if(result != CUFFT_SUCCESS)
- {
- ASTRA_ERROR("Failed to plan 1d r2c fft");
+ if (!checkCufft(cufftPlan1d(&plan, _iDetectorCount, CUFFT_R2C, _iProjectionCount), "invokeCudaFFT plan")) {
return false;
}
- result = cufftExecR2C(plan, (cufftReal *)_pfDevSource, _pDevTargetComplex);
- cufftDestroy(plan);
-
- if(result != CUFFT_SUCCESS)
- {
- ASTRA_ERROR("Failed to exec 1d r2c fft");
+ if (!checkCufft(cufftExecR2C(plan, (cufftReal *)_pfDevSource, _pDevTargetComplex), "invokeCudaFFT exec")) {
+ cufftDestroy(plan);
return false;
}
+ cufftDestroy(plan);
+
return true;
}
@@ -162,26 +166,21 @@ static bool invokeCudaIFFT(int _iProjectionCount, int _iDetectorCount,
float * _pfDevTarget)
{
cufftHandle plan;
- cufftResult result;
- result = cufftPlan1d(&plan, _iDetectorCount, CUFFT_C2R, _iProjectionCount);
- if(result != CUFFT_SUCCESS)
- {
- ASTRA_ERROR("Failed to plan 1d c2r fft");
+ if (!checkCufft(cufftPlan1d(&plan, _iDetectorCount, CUFFT_C2R, _iProjectionCount), "invokeCudaIFFT plan")) {
return false;
}
- // todo: why do we have to get rid of the const qualifier?
- result = cufftExecC2R(plan, (cufftComplex *)_pDevSourceComplex,
- (cufftReal *)_pfDevTarget);
- cufftDestroy(plan);
-
- if(result != CUFFT_SUCCESS)
+ // Getting rid of the const qualifier is due to cufft API issue?
+ if (!checkCufft(cufftExecC2R(plan, (cufftComplex *)_pDevSourceComplex,
+ (cufftReal *)_pfDevTarget), "invokeCudaIFFT exec"))
{
- ASTRA_ERROR("Failed to exec 1d c2r fft");
+ cufftDestroy(plan);
return false;
}
+ cufftDestroy(plan);
+
return true;
}