diff options
Diffstat (limited to 'src/ParallelBeamStripKernelProjector2D.cpp')
| -rw-r--r-- | src/ParallelBeamStripKernelProjector2D.cpp | 61 |
1 files changed, 0 insertions, 61 deletions
diff --git a/src/ParallelBeamStripKernelProjector2D.cpp b/src/ParallelBeamStripKernelProjector2D.cpp index 4b10b68..849168d 100644 --- a/src/ParallelBeamStripKernelProjector2D.cpp +++ b/src/ParallelBeamStripKernelProjector2D.cpp @@ -160,64 +160,3 @@ void CParallelBeamStripKernelProjector2D::computeSingleRayWeights(int _iProjecti } //---------------------------------------------------------------------------------------- -// Splat a single point -std::vector<SDetector2D> CParallelBeamStripKernelProjector2D::projectPoint(int _iRow, int _iCol) -{ - // float32 xUL = m_pVolumeGeometry->pixelColToCenterX(_iCol) - m_pVolumeGeometry->getPixelLengthX() * 0.5f; - // float32 yUL = m_pVolumeGeometry->pixelRowToCenterY(_iRow) - m_pVolumeGeometry->getPixelLengthY() * 0.5f; - // float32 xUR = m_pVolumeGeometry->pixelColToCenterX(_iCol) + m_pVolumeGeometry->getPixelLengthX() * 0.5f; - // float32 yUR = m_pVolumeGeometry->pixelRowToCenterY(_iRow) - m_pVolumeGeometry->getPixelLengthY() * 0.5f; - // float32 xLL = m_pVolumeGeometry->pixelColToCenterX(_iCol) - m_pVolumeGeometry->getPixelLengthX() * 0.5f; - // float32 yLL = m_pVolumeGeometry->pixelRowToCenterY(_iRow) + m_pVolumeGeometry->getPixelLengthY() * 0.5f; - // float32 xLR = m_pVolumeGeometry->pixelColToCenterX(_iCol) + m_pVolumeGeometry->getPixelLengthX() * 0.5f; - // float32 yLR = m_pVolumeGeometry->pixelRowToCenterY(_iRow) + m_pVolumeGeometry->getPixelLengthY() * 0.5f; - - std::vector<SDetector2D> res; - // // loop projectors and detectors - // for (int iProjection = 0; iProjection < m_pProjectionGeometry->getProjectionAngleCount(); ++iProjection) { - - // // get projection angle - // float32 theta = m_pProjectionGeometry->getProjectionAngle(iProjection); - // if (theta >= 7*PIdiv4) theta -= 2*PI; - // bool inverse = false; - // if (theta >= 3*PIdiv4) { - // theta -= PI; - // inverse = true; - // } - - // // calculate distance from the center of the voxel to the ray though the origin - // float32 tUL = xUL * cos(theta) + yUL * sin(theta); - // float32 tUR = xUR * cos(theta) + yUR * sin(theta); - // float32 tLL = xLL * cos(theta) + yLL * sin(theta); - // float32 tLR = xLR * cos(theta) + yLR * sin(theta); - // if (inverse) { - // tUL *= -1.0f; - // tUR *= -1.0f; - // tLL *= -1.0f; - // tLR *= -1.0f; - // } - // float32 tMin = min(tUL, min(tUR, min(tLL,tLR))); - // float32 tMax = max(tUL, max(tUR, max(tLL,tLR))); - - // // calculate the offset on the detectorarray (in indices) - // int dmin = (int)floor(m_pProjectionGeometry->detectorOffsetToIndexFloat(tMin)); - // int dmax = (int)ceil(m_pProjectionGeometry->detectorOffsetToIndexFloat(tMax)); - - // // add affected detectors to the list - // for (int i = dmin; i <= dmax; ++i) { - // if (i >= 0 && i < m_pProjectionGeometry->getDetectorCount()) { - // SDetector2D det; - // det.m_iAngleIndex = iProjection; - // det.m_iDetectorIndex = i; - // det.m_iIndex = iProjection * getProjectionGeometry()->getDetectorCount() + i; - // res.push_back(det); - // } - // } - // } - - // return result vector - return res; - -} - -//---------------------------------------------------------------------------------------- |