Mercurial > hg > orthanc-stone
view OrthancStone/Sources/Volumes/DicomVolumeImageMPRSlicer.cpp @ 1603:595c0952ef7e
focusing on osirix annotations in Stone Web viewer
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Wed, 28 Oct 2020 18:49:01 +0100 |
parents | 8563ea5d8ae4 |
children | 59f95b9ea858 |
line wrap: on
line source
/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2020 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public License * as published by the Free Software Foundation, either version 3 of * the License, or (at your option) any later version. * * This program is distributed in the hope that it will be useful, but * WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this program. If not, see * <http://www.gnu.org/licenses/>. **/ #include "DicomVolumeImageMPRSlicer.h" #include "../StoneException.h" #include "../Toolbox/ImageToolbox.h" #include <OrthancException.h> //#include <Images/PngWriter.h> #include <Images/JpegWriter.h> namespace OrthancStone { void DicomVolumeImageMPRSlicer::Slice::CheckValid() const { if (!valid_) { LOG(ERROR) << "DicomVolumeImageMPRSlicer::Slice::CheckValid(): (!valid_)"; throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); } } DicomVolumeImageMPRSlicer::Slice::Slice(const DicomVolumeImage& volume, const CoordinateSystem3D& cuttingPlane) : volume_(volume), revision_(volume_.GetRevision()) { valid_ = (volume_.HasDicomParameters() && volume_.GetGeometry().DetectSlice(projection_, sliceIndex_, cuttingPlane)); } VolumeProjection DicomVolumeImageMPRSlicer::Slice::GetProjection() const { CheckValid(); return projection_; } unsigned int DicomVolumeImageMPRSlicer::Slice::GetSliceIndex() const { CheckValid(); return sliceIndex_; } ISceneLayer* DicomVolumeImageMPRSlicer::Slice::CreateSceneLayer(const ILayerStyleConfigurator* configurator, const CoordinateSystem3D& cuttingPlane) { CheckValid(); if (configurator == NULL) { throw Orthanc::OrthancException(Orthanc::ErrorCode_NullPointer, "A style configurator is mandatory for textures"); } std::unique_ptr<TextureBaseSceneLayer> texture; { const DicomInstanceParameters& parameters = volume_.GetDicomParameters(); ImageBuffer3D::SliceReader reader(volume_.GetPixelData(), projection_, sliceIndex_); texture.reset(dynamic_cast<TextureBaseSceneLayer*> (configurator->CreateTextureFromDicom(reader.GetAccessor(), parameters))); } const CoordinateSystem3D& system = volume_.GetGeometry().GetProjectionGeometry(projection_); double x0, y0, x1, y1; cuttingPlane.ProjectPoint(x0, y0, system.GetOrigin()); cuttingPlane.ProjectPoint(x1, y1, system.GetOrigin() + system.GetAxisX()); { double xz, yz; cuttingPlane.ProjectPoint(xz, yz, LinearAlgebra::CreateVector(0, 0, 0)); texture->SetOrigin(x0 - xz, y0 - yz); } double dx = x1 - x0; double dy = y1 - y0; if (!LinearAlgebra::IsCloseToZero(dx) || !LinearAlgebra::IsCloseToZero(dy)) { texture->SetAngle(atan2(dy, dx)); } Vector tmp = volume_.GetGeometry().GetVoxelDimensions(projection_); texture->SetPixelSpacing(tmp[0], tmp[1]); return texture.release(); } DicomVolumeImageMPRSlicer::~DicomVolumeImageMPRSlicer() { LOG(TRACE) << "DicomVolumeImageMPRSlicer::~DicomVolumeImageMPRSlicer()"; } IVolumeSlicer::IExtractedSlice* DicomVolumeImageMPRSlicer::ExtractSlice(const CoordinateSystem3D& cuttingPlane) { if (volume_->HasGeometry()) { return new Slice(*volume_, cuttingPlane); } else { return new IVolumeSlicer::InvalidSlice; } } }