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-rw-r--r--cuda/3d/astra3d.cu204
-rw-r--r--cuda/3d/astra3d.h49
2 files changed, 36 insertions, 217 deletions
diff --git a/cuda/3d/astra3d.cu b/cuda/3d/astra3d.cu
index 97bebf4..b2375f3 100644
--- a/cuda/3d/astra3d.cu
+++ b/cuda/3d/astra3d.cu
@@ -1103,179 +1103,31 @@ float AstraCGLS3d::computeDiffNorm()
-bool astraCudaConeFP(const float* pfVolume, float* pfProjections,
- unsigned int iVolX,
- unsigned int iVolY,
- unsigned int iVolZ,
- unsigned int iProjAngles,
- unsigned int iProjU,
- unsigned int iProjV,
- float fOriginSourceDistance,
- float fOriginDetectorDistance,
- float fDetUSize,
- float fDetVSize,
- const float *pfAngles,
- int iGPUIndex, int iDetectorSuperSampling)
-{
- if (iVolX == 0 || iVolY == 0 || iVolZ == 0)
- return false;
- if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0)
- return false;
-
- SConeProjection* p = genConeProjections(iProjAngles,
- iProjU, iProjV,
- fOriginSourceDistance,
- fOriginDetectorDistance,
- fDetUSize, fDetVSize,
- pfAngles);
-
- bool ok;
- ok = astraCudaConeFP(pfVolume, pfProjections, iVolX, iVolY, iVolZ,
- iProjAngles, iProjU, iProjV, p, iGPUIndex, iDetectorSuperSampling);
-
- delete[] p;
-
- return ok;
-}
-
-bool astraCudaConeFP(const float* pfVolume, float* pfProjections,
- unsigned int iVolX,
- unsigned int iVolY,
- unsigned int iVolZ,
- unsigned int iProjAngles,
- unsigned int iProjU,
- unsigned int iProjV,
- const SConeProjection *pfAngles,
- int iGPUIndex, int iDetectorSuperSampling)
+bool astraCudaFP(const float* pfVolume, float* pfProjections,
+ const CVolumeGeometry3D* pVolGeom,
+ const CProjectionGeometry3D* pProjGeom,
+ int iGPUIndex, int iDetectorSuperSampling,
+ Cuda3DProjectionKernel projKernel)
{
SDimensions3D dims;
- dims.iVolX = iVolX;
- dims.iVolY = iVolY;
- dims.iVolZ = iVolZ;
- if (iVolX == 0 || iVolY == 0 || iVolZ == 0)
- return false;
-
- dims.iProjAngles = iProjAngles;
- dims.iProjU = iProjU;
- dims.iProjV = iProjV;
-
- if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0)
+ bool ok = convertAstraGeometry_dims(pVolGeom, pProjGeom, dims);
+ if (!ok)
return false;
dims.iRaysPerDetDim = iDetectorSuperSampling;
-
if (iDetectorSuperSampling == 0)
return false;
- if (iGPUIndex != -1) {
- cudaSetDevice(iGPUIndex);
- cudaError_t err = cudaGetLastError();
-
- // Ignore errors caused by calling cudaSetDevice multiple times
- if (err != cudaSuccess && err != cudaErrorSetOnActiveProcess)
- return false;
- }
-
- cudaPitchedPtr D_volumeData = allocateVolumeData(dims);
- bool ok = D_volumeData.ptr;
- if (!ok)
- return false;
-
- cudaPitchedPtr D_projData = allocateProjectionData(dims);
- ok = D_projData.ptr;
- if (!ok) {
- cudaFree(D_volumeData.ptr);
- return false;
- }
-
- ok &= copyVolumeToDevice(pfVolume, D_volumeData, dims, dims.iVolX);
-
- ok &= zeroProjectionData(D_projData, dims);
-
- if (!ok) {
- cudaFree(D_volumeData.ptr);
- cudaFree(D_projData.ptr);
- return false;
- }
-
- ok &= ConeFP(D_volumeData, D_projData, dims, pfAngles, 1.0f);
-
- ok &= copyProjectionsFromDevice(pfProjections, D_projData,
- dims, dims.iProjU);
-
-
- cudaFree(D_volumeData.ptr);
- cudaFree(D_projData.ptr);
-
- return ok;
-
-}
-
-bool astraCudaPar3DFP(const float* pfVolume, float* pfProjections,
- unsigned int iVolX,
- unsigned int iVolY,
- unsigned int iVolZ,
- unsigned int iProjAngles,
- unsigned int iProjU,
- unsigned int iProjV,
- float fDetUSize,
- float fDetVSize,
- const float *pfAngles,
- int iGPUIndex, int iDetectorSuperSampling,
- Cuda3DProjectionKernel projKernel)
-{
- if (iVolX == 0 || iVolY == 0 || iVolZ == 0)
- return false;
- if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0)
- return false;
-
- SPar3DProjection* p = genPar3DProjections(iProjAngles,
- iProjU, iProjV,
- fDetUSize, fDetVSize,
- pfAngles);
-
- bool ok;
- ok = astraCudaPar3DFP(pfVolume, pfProjections, iVolX, iVolY, iVolZ,
- iProjAngles, iProjU, iProjV, p, iGPUIndex, iDetectorSuperSampling,
- projKernel);
-
- delete[] p;
-
- return ok;
-}
-
-
-bool astraCudaPar3DFP(const float* pfVolume, float* pfProjections,
- unsigned int iVolX,
- unsigned int iVolY,
- unsigned int iVolZ,
- unsigned int iProjAngles,
- unsigned int iProjU,
- unsigned int iProjV,
- const SPar3DProjection *pfAngles,
- int iGPUIndex, int iDetectorSuperSampling,
- Cuda3DProjectionKernel projKernel)
-{
- SDimensions3D dims;
-
- dims.iVolX = iVolX;
- dims.iVolY = iVolY;
- dims.iVolZ = iVolZ;
- if (iVolX == 0 || iVolY == 0 || iVolZ == 0)
- return false;
-
- dims.iProjAngles = iProjAngles;
- dims.iProjU = iProjU;
- dims.iProjV = iProjV;
+ SPar3DProjection* pParProjs;
+ SConeProjection* pConeProjs;
- if (iProjAngles == 0 || iProjU == 0 || iProjV == 0 || pfAngles == 0)
- return false;
+ float outputScale;
- dims.iRaysPerDetDim = iDetectorSuperSampling;
+ ok = convertAstraGeometry(pVolGeom, pProjGeom,
+ pParProjs, pConeProjs,
+ outputScale);
- if (iDetectorSuperSampling == 0)
- return false;
if (iGPUIndex != -1) {
cudaSetDevice(iGPUIndex);
@@ -1288,7 +1140,7 @@ bool astraCudaPar3DFP(const float* pfVolume, float* pfProjections,
cudaPitchedPtr D_volumeData = allocateVolumeData(dims);
- bool ok = D_volumeData.ptr;
+ ok = D_volumeData.ptr;
if (!ok)
return false;
@@ -1309,15 +1161,25 @@ bool astraCudaPar3DFP(const float* pfVolume, float* pfProjections,
return false;
}
- switch (projKernel) {
- case ker3d_default:
- ok &= Par3DFP(D_volumeData, D_projData, dims, pfAngles, 1.0f);
- break;
- case ker3d_sum_square_weights:
- ok &= Par3DFP_SumSqW(D_volumeData, D_projData, dims, pfAngles, 1.0f);
- break;
- default:
- assert(false);
+ if (pParProjs) {
+ switch (projKernel) {
+ case ker3d_default:
+ ok &= Par3DFP(D_volumeData, D_projData, dims, pParProjs, 1.0f);
+ break;
+ case ker3d_sum_square_weights:
+ ok &= Par3DFP_SumSqW(D_volumeData, D_projData, dims, pParProjs, 1.0f);
+ break;
+ default:
+ assert(false);
+ }
+ } else {
+ switch (projKernel) {
+ case ker3d_default:
+ ok &= ConeFP(D_volumeData, D_projData, dims, pConeProjs, 1.0f);
+ break;
+ default:
+ assert(false);
+ }
}
ok &= copyProjectionsFromDevice(pfProjections, D_projData,
diff --git a/cuda/3d/astra3d.h b/cuda/3d/astra3d.h
index 5464d2f..6c3fcfb 100644
--- a/cuda/3d/astra3d.h
+++ b/cuda/3d/astra3d.h
@@ -282,52 +282,9 @@ protected:
};
-
-_AstraExport bool astraCudaConeFP(const float* pfVolume, float* pfProjections,
- unsigned int iVolX,
- unsigned int iVolY,
- unsigned int iVolZ,
- unsigned int iProjAngles,
- unsigned int iProjU,
- unsigned int iProjV,
- float fOriginSourceDistance,
- float fOriginDetectorDistance,
- float fDetUSize,
- float fDetVSize,
- const float *pfAngles,
- int iGPUIndex, int iDetectorSuperSampling);
-
-_AstraExport bool astraCudaConeFP(const float* pfVolume, float* pfProjections,
- unsigned int iVolX,
- unsigned int iVolY,
- unsigned int iVolZ,
- unsigned int iProjAngles,
- unsigned int iProjU,
- unsigned int iProjV,
- const SConeProjection *pfAngles,
- int iGPUIndex, int iDetectorSuperSampling);
-
-_AstraExport bool astraCudaPar3DFP(const float* pfVolume, float* pfProjections,
- unsigned int iVolX,
- unsigned int iVolY,
- unsigned int iVolZ,
- unsigned int iProjAngles,
- unsigned int iProjU,
- unsigned int iProjV,
- float fDetUSize,
- float fDetVSize,
- const float *pfAngles,
- int iGPUIndex, int iDetectorSuperSampling,
- Cuda3DProjectionKernel projKernel);
-
-_AstraExport bool astraCudaPar3DFP(const float* pfVolume, float* pfProjections,
- unsigned int iVolX,
- unsigned int iVolY,
- unsigned int iVolZ,
- unsigned int iProjAngles,
- unsigned int iProjU,
- unsigned int iProjV,
- const SPar3DProjection *pfAngles,
+_AstraExport bool astraCudaFP(const float* pfVolume, float* pfProjections,
+ const CVolumeGeometry3D* pVolGeom,
+ const CProjectionGeometry3D* pProjGeom,
int iGPUIndex, int iDetectorSuperSampling,
Cuda3DProjectionKernel projKernel);
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-20 16:41:45 +0000