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Fix slice orientation bug,with resort image file and negative thickness.

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This commit is contained in:
Krad
2022-11-24 14:10:41 +08:00
parent cce86c7e6b
commit 97d4470dc5
1 changed files with 4 additions and 4 deletions
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8
src/src/IO/DICOM/DICOMHeaderHelper.cpp
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@@ -302,7 +302,7 @@ void DICOMHeaderHelper::ArrangeSeriesProperty() {
//sort every image set with world coordinate position //sort every image set with world coordinate position
std::sort(item.second.begin() + beginOffset, item.second.begin() + splitIndex[j], std::sort(item.second.begin() + beginOffset, item.second.begin() + splitIndex[j],
[](auto v1, auto v2) { [](auto v1, auto v2) {
return v1.image_position < v2.image_position; return v1.image_position > v2.image_position;
}); });
auto p = createProperty(item.second, splitIndex[j], beginOffset); auto p = createProperty(item.second, splitIndex[j], beginOffset);
p->SetImageSetNumber(imageSetNumber); p->SetImageSetNumber(imageSetNumber);
@@ -314,7 +314,7 @@ void DICOMHeaderHelper::ArrangeSeriesProperty() {
//sort the last image set //sort the last image set
std::sort(item.second.begin() + beginOffset, item.second.end(), std::sort(item.second.begin() + beginOffset, item.second.end(),
[](auto v1, auto v2) { [](auto v1, auto v2) {
return v1.image_position < v2.image_position; return v1.image_position > v2.image_position;
}); });
auto p = createProperty(item.second, item.second.size(), beginOffset); auto p = createProperty(item.second, item.second.size(), beginOffset);
p->SetImageSetNumber(imageSetNumber); p->SetImageSetNumber(imageSetNumber);
@@ -429,7 +429,7 @@ ExtendMedicalImageProperties* DICOMHeaderHelper::createProperty(const std::vecto
} }
} }
} }
property->SetSpacing(header.Spacing[0],header.Spacing[1],thickness); property->SetSpacing(header.Spacing[0],header.Spacing[1],-thickness);
// read data allocate reference param // read data allocate reference param
unsigned short bitsAllocated= 1; unsigned short bitsAllocated= 1;
@@ -479,7 +479,7 @@ ExtendMedicalImageProperties* DICOMHeaderHelper::createProperty(const std::vecto
const DICOMFileHeader& header2 = headerList[beginOffset+1]; const DICOMFileHeader& header2 = headerList[beginOffset+1];
double spacing2 = sqrt(vtkMath::Distance2BetweenPoints(header.Position,header2.Position)); double spacing2 = sqrt(vtkMath::Distance2BetweenPoints(header.Position,header2.Position));
if((int)spacing2 != 0){ if((int)spacing2 != 0){
property->SetSpacing(property->GetSpacing()[0],property->GetSpacing()[1],spacing2); property->SetSpacing(property->GetSpacing()[0],property->GetSpacing()[1],-spacing2);
} }
} }
return property; return property;