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utils.cpp
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utils.cpp
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#include "utils.h"
MatrixUtils::MatrixUtils() {}
double OGRUtils::EnvelopeArea(const OGREnvelope &envelope) {
return (envelope.MaxX - envelope.MinX) * (envelope.MaxY - envelope.MinY);
}
OGREnvelope OGRUtils::FeatureEnvelope(const OGRFeature &feature) {
OGREnvelope envelope;
feature.GetGeometryRef()->getEnvelope(&envelope);
return envelope;
}
OGREnvelope OGRUtils::FeatureEnvelope(const OGRFeature *const feature) {
OGREnvelope envelope;
feature->GetGeometryRef()->getEnvelope(&envelope);
return envelope;
}
double OGRUtils::EnvelopeMergeDiffer(const OGREnvelope &envelope1,
const OGREnvelope &envelope2) {
OGREnvelope mergeEnvelope;
mergeEnvelope.Merge(envelope1);
mergeEnvelope.Merge(envelope2);
return EnvelopeArea(mergeEnvelope) - EnvelopeArea(envelope1) -
EnvelopeArea(envelope2);
}