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-rw-r--r--src/ConeProjectionGeometry3D.cpp79
-rw-r--r--src/ConeVecProjectionGeometry3D.cpp54
-rw-r--r--src/GeometryUtil3D.cpp84
-rw-r--r--src/ParallelProjectionGeometry3D.cpp73
-rw-r--r--src/ParallelVecProjectionGeometry3D.cpp55
5 files changed, 0 insertions, 345 deletions
diff --git a/src/ConeProjectionGeometry3D.cpp b/src/ConeProjectionGeometry3D.cpp
index 11a244d..abd9124 100644
--- a/src/ConeProjectionGeometry3D.cpp
+++ b/src/ConeProjectionGeometry3D.cpp
@@ -266,84 +266,5 @@ void CConeProjectionGeometry3D::projectPoint(double fX, double fY, double fZ,
fU = detectorOffsetXToColIndexFloat( (fS * (m_fOriginSourceDistance + m_fOriginDetectorDistance)) / fD );
}
-void CConeProjectionGeometry3D::backprojectPointX(int iAngleIndex, double fU, double fV,
- double fX, double &fY, double &fZ) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SConeProjection *projs = genConeProjections(1, m_iDetectorColCount, m_iDetectorRowCount,
- m_fOriginSourceDistance,
- m_fOriginDetectorDistance,
- m_fDetectorSpacingX, m_fDetectorSpacingY,
- &m_pfProjectionAngles[iAngleIndex]);
-
- SConeProjection &proj = projs[0];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fX - proj.fSrcX) / (px - proj.fSrcX);
-
- fY = proj.fSrcY + a * (py - proj.fSrcY);
- fZ = proj.fSrcZ + a * (pz - proj.fSrcZ);
-
- delete[] projs;
-}
-
-void CConeProjectionGeometry3D::backprojectPointY(int iAngleIndex, double fU, double fV,
- double fY, double &fX, double &fZ) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SConeProjection *projs = genConeProjections(1, m_iDetectorColCount, m_iDetectorRowCount,
- m_fOriginSourceDistance,
- m_fOriginDetectorDistance,
- m_fDetectorSpacingX, m_fDetectorSpacingY,
- &m_pfProjectionAngles[iAngleIndex]);
-
- SConeProjection &proj = projs[0];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fY - proj.fSrcY) / (py - proj.fSrcY);
-
- fX = proj.fSrcX + a * (px - proj.fSrcX);
- fZ = proj.fSrcZ + a * (pz - proj.fSrcZ);
-
- delete[] projs;
-}
-
-void CConeProjectionGeometry3D::backprojectPointZ(int iAngleIndex, double fU, double fV,
- double fZ, double &fX, double &fY) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SConeProjection *projs = genConeProjections(1, m_iDetectorColCount, m_iDetectorRowCount,
- m_fOriginSourceDistance,
- m_fOriginDetectorDistance,
- m_fDetectorSpacingX, m_fDetectorSpacingY,
- &m_pfProjectionAngles[iAngleIndex]);
-
- SConeProjection &proj = projs[0];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fZ - proj.fSrcZ) / (pz - proj.fSrcZ);
-
- fX = proj.fSrcX + a * (px - proj.fSrcX);
- fY = proj.fSrcY + a * (py - proj.fSrcY);
-
- delete[] projs;
-}
-
-
} // end namespace astra
diff --git a/src/ConeVecProjectionGeometry3D.cpp b/src/ConeVecProjectionGeometry3D.cpp
index d9033d6..eb605d8 100644
--- a/src/ConeVecProjectionGeometry3D.cpp
+++ b/src/ConeVecProjectionGeometry3D.cpp
@@ -258,60 +258,6 @@ void CConeVecProjectionGeometry3D::projectPoint(double fX, double fY, double fZ,
}
-void CConeVecProjectionGeometry3D::backprojectPointX(int iAngleIndex, double fU, double fV,
- double fX, double &fY, double &fZ) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SConeProjection &proj = m_pProjectionAngles[iAngleIndex];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fX - proj.fSrcX) / (px - proj.fSrcX);
-
- fY = proj.fSrcY + a * (py - proj.fSrcY);
- fZ = proj.fSrcZ + a * (pz - proj.fSrcZ);
-}
-
-void CConeVecProjectionGeometry3D::backprojectPointY(int iAngleIndex, double fU, double fV,
- double fY, double &fX, double &fZ) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SConeProjection &proj = m_pProjectionAngles[iAngleIndex];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fY - proj.fSrcY) / (py - proj.fSrcY);
-
- fX = proj.fSrcX + a * (px - proj.fSrcX);
- fZ = proj.fSrcZ + a * (pz - proj.fSrcZ);
-}
-
-void CConeVecProjectionGeometry3D::backprojectPointZ(int iAngleIndex, double fU, double fV,
- double fZ, double &fX, double &fY) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SConeProjection &proj = m_pProjectionAngles[iAngleIndex];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fZ - proj.fSrcZ) / (pz - proj.fSrcZ);
-
- fX = proj.fSrcX + a * (px - proj.fSrcX);
- fY = proj.fSrcY + a * (py - proj.fSrcY);
-}
-
//----------------------------------------------------------------------------------------
bool CConeVecProjectionGeometry3D::_check()
diff --git a/src/GeometryUtil3D.cpp b/src/GeometryUtil3D.cpp
index 047c0c9..28a7a9c 100644
--- a/src/GeometryUtil3D.cpp
+++ b/src/GeometryUtil3D.cpp
@@ -159,88 +159,4 @@ void computeBP_UV_Coeffs(const SConeProjection& proj, double &fUX, double &fUY,
}
-// TODO: Handle cases of rays parallel to coordinate planes
-
-void backprojectPointX(const SPar3DProjection& proj, double fU, double fV,
- double fX, double &fY, double &fZ)
-{
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fX - px) / proj.fRayX;
-
- fY = py + a * proj.fRayY;
- fZ = pz + a * proj.fRayZ;
-}
-
-void backprojectPointY(const SPar3DProjection& proj, double fU, double fV,
- double fY, double &fX, double &fZ)
-{
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fY - py) / proj.fRayY;
-
- fX = px + a * proj.fRayX;
- fZ = pz + a * proj.fRayZ;
-
-}
-
-void backprojectPointZ(const SPar3DProjection& proj, double fU, double fV,
- double fZ, double &fX, double &fY)
-{
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fZ - pz) / proj.fRayZ;
-
- fX = px + a * proj.fRayX;
- fY = py + a * proj.fRayY;
-}
-
-
-
-void backprojectPointX(const SConeProjection& proj, double fU, double fV,
- double fX, double &fY, double &fZ)
-{
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fX - proj.fSrcX) / (px - proj.fSrcX);
-
- fY = proj.fSrcY + a * (py - proj.fSrcY);
- fZ = proj.fSrcZ + a * (pz - proj.fSrcZ);
-}
-
-void backprojectPointY(const SConeProjection& proj, double fU, double fV,
- double fY, double &fX, double &fZ)
-{
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fY - proj.fSrcY) / (py - proj.fSrcY);
-
- fX = proj.fSrcX + a * (px - proj.fSrcX);
- fZ = proj.fSrcZ + a * (pz - proj.fSrcZ);
-}
-
-void backprojectPointZ(const SConeProjection& proj, double fU, double fV,
- double fZ, double &fX, double &fY)
-{
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fZ - proj.fSrcZ) / (pz - proj.fSrcZ);
-
- fX = proj.fSrcX + a * (px - proj.fSrcX);
- fY = proj.fSrcY + a * (py - proj.fSrcY);
-}
-
-
}
diff --git a/src/ParallelProjectionGeometry3D.cpp b/src/ParallelProjectionGeometry3D.cpp
index 554dfcd..1d29ad6 100644
--- a/src/ParallelProjectionGeometry3D.cpp
+++ b/src/ParallelProjectionGeometry3D.cpp
@@ -215,79 +215,6 @@ CParallelProjectionGeometry2D * CParallelProjectionGeometry3D::createProjectionG
return pOutput;
}
-void CParallelProjectionGeometry3D::backprojectPointX(int iAngleIndex, double fU, double fV,
- double fX, double &fY, double &fZ) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SPar3DProjection *projs = genPar3DProjections(1, m_iDetectorColCount, m_iDetectorRowCount,
- m_fDetectorSpacingX, m_fDetectorSpacingY,
- &m_pfProjectionAngles[iAngleIndex]);
-
- SPar3DProjection &proj = projs[0];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fX - px) / proj.fRayX;
-
- fY = py + a * proj.fRayY;
- fZ = pz + a * proj.fRayZ;
-
- delete[] projs;
-}
-
-void CParallelProjectionGeometry3D::backprojectPointY(int iAngleIndex, double fU, double fV,
- double fY, double &fX, double &fZ) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SPar3DProjection *projs = genPar3DProjections(1, m_iDetectorColCount, m_iDetectorRowCount,
- m_fDetectorSpacingX, m_fDetectorSpacingY,
- &m_pfProjectionAngles[iAngleIndex]);
-
- SPar3DProjection &proj = projs[0];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fY - py) / proj.fRayY;
-
- fX = px + a * proj.fRayX;
- fZ = pz + a * proj.fRayZ;
-
- delete[] projs;
-}
-
-void CParallelProjectionGeometry3D::backprojectPointZ(int iAngleIndex, double fU, double fV,
- double fZ, double &fX, double &fY) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SPar3DProjection *projs = genPar3DProjections(1, m_iDetectorColCount, m_iDetectorRowCount,
- m_fDetectorSpacingX, m_fDetectorSpacingY,
- &m_pfProjectionAngles[iAngleIndex]);
-
- SPar3DProjection &proj = projs[0];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fZ - pz) / proj.fRayZ;
-
- fX = px + a * proj.fRayX;
- fY = py + a * proj.fRayY;
-
- delete[] projs;
-}
-
-
//----------------------------------------------------------------------------------------
} // end namespace astra
diff --git a/src/ParallelVecProjectionGeometry3D.cpp b/src/ParallelVecProjectionGeometry3D.cpp
index 33f2e28..78e6d9d 100644
--- a/src/ParallelVecProjectionGeometry3D.cpp
+++ b/src/ParallelVecProjectionGeometry3D.cpp
@@ -256,61 +256,6 @@ void CParallelVecProjectionGeometry3D::projectPoint(double fX, double fY, double
}
-void CParallelVecProjectionGeometry3D::backprojectPointX(int iAngleIndex, double fU, double fV,
- double fX, double &fY, double &fZ) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SPar3DProjection &proj = m_pProjectionAngles[iAngleIndex];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fX - px) / proj.fRayX;
-
- fY = py + a * proj.fRayY;
- fZ = pz + a * proj.fRayZ;
-}
-
-void CParallelVecProjectionGeometry3D::backprojectPointY(int iAngleIndex, double fU, double fV,
- double fY, double &fX, double &fZ) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SPar3DProjection &proj = m_pProjectionAngles[iAngleIndex];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fY - py) / proj.fRayY;
-
- fX = px + a * proj.fRayX;
- fZ = pz + a * proj.fRayZ;
-}
-
-void CParallelVecProjectionGeometry3D::backprojectPointZ(int iAngleIndex, double fU, double fV,
- double fZ, double &fX, double &fY) const
-{
- ASTRA_ASSERT(iAngleIndex >= 0);
- ASTRA_ASSERT(iAngleIndex < m_iProjectionAngleCount);
-
- SPar3DProjection &proj = m_pProjectionAngles[iAngleIndex];
-
- double px = proj.fDetSX + fU * proj.fDetUX + fV * proj.fDetVX;
- double py = proj.fDetSY + fU * proj.fDetUY + fV * proj.fDetVY;
- double pz = proj.fDetSZ + fU * proj.fDetUZ + fV * proj.fDetVZ;
-
- double a = (fZ - pz) / proj.fRayZ;
-
- fX = px + a * proj.fRayX;
- fY = py + a * proj.fRayY;
-}
-
-
//----------------------------------------------------------------------------------------
bool CParallelVecProjectionGeometry3D::_check()
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-27 08:46:27 +0000