Mercurial > hg > orthanc-stone
view Framework/Radiography/RadiographyMaskLayer.cpp @ 523:aa00a49444c6 am-touch-events
fix
author | amazy |
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date | Tue, 12 Mar 2019 15:02:05 +0100 |
parents | 77e0eb83ff63 |
children | 42dadae61fa9 |
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/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2018 Osimis S.A., Belgium * * This program is free software: you can redistribute it and/or * modify it under the terms of the GNU Affero 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 * Affero General Public License for more details. * * You should have received a copy of the GNU Affero General Public License * along with this program. If not, see <http://www.gnu.org/licenses/>. **/ #include "RadiographyMaskLayer.h" #include "RadiographyDicomLayer.h" #include "RadiographyScene.h" #include "Core/Images/Image.h" #include "Core/Images/ImageProcessing.h" #include <Core/OrthancException.h> namespace OrthancStone { const unsigned char IN_MASK_VALUE = 0x00; const unsigned char OUT_MASK_VALUE = 0xFF; const AffineTransform2D& RadiographyMaskLayer::GetTransform() const { return dicomLayer_.GetTransform(); } const AffineTransform2D& RadiographyMaskLayer::GetTransformInverse() const { return dicomLayer_.GetTransformInverse(); } bool RadiographyMaskLayer::GetPixel(unsigned int& imageX, unsigned int& imageY, double sceneX, double sceneY) const { return dicomLayer_.GetPixel(imageX, imageY, sceneX, sceneY); } std::string RadiographyMaskLayer::GetInstanceId() const { return dicomLayer_.GetInstanceId(); } void RadiographyMaskLayer::SetCorner(const Orthanc::ImageProcessing::ImagePoint& corner, size_t index) { if (index < corners_.size()) corners_[index] = corner; else corners_.push_back(corner); invalidated_ = true; EmitMessage(RadiographyLayer::LayerEditedMessage(*this)); } void RadiographyMaskLayer::SetCorners(const std::vector<Orthanc::ImageProcessing::ImagePoint>& corners) { corners_ = corners; invalidated_ = true; EmitMessage(RadiographyLayer::LayerEditedMessage(*this)); } void RadiographyMaskLayer::Render(Orthanc::ImageAccessor& buffer, const AffineTransform2D& viewTransform, ImageInterpolation interpolation) const { if (dicomLayer_.GetWidth() == 0) // nothing to do if the DICOM layer is not displayed (or not loaded) return; if (invalidated_) { mask_.reset(new Orthanc::Image(Orthanc::PixelFormat_Grayscale8, dicomLayer_.GetWidth(), dicomLayer_.GetHeight(), false)); DrawMask(); invalidated_ = false; } {// rendering if (buffer.GetFormat() != Orthanc::PixelFormat_Float32) { throw Orthanc::OrthancException(Orthanc::ErrorCode_IncompatibleImageFormat); } unsigned int cropX, cropY, cropWidth, cropHeight; dicomLayer_.GetCrop(cropX, cropY, cropWidth, cropHeight); const AffineTransform2D t = AffineTransform2D::Combine( viewTransform, dicomLayer_.GetTransform(), AffineTransform2D::CreateOffset(cropX, cropY)); Orthanc::ImageAccessor cropped; mask_->GetRegion(cropped, cropX, cropY, cropWidth, cropHeight); Orthanc::Image tmp(Orthanc::PixelFormat_Grayscale8, buffer.GetWidth(), buffer.GetHeight(), false); t.Apply(tmp, cropped, interpolation, true /* clear */); // Blit const unsigned int width = buffer.GetWidth(); const unsigned int height = buffer.GetHeight(); for (unsigned int y = 0; y < height; y++) { float *q = reinterpret_cast<float*>(buffer.GetRow(y)); const uint8_t *p = reinterpret_cast<uint8_t*>(tmp.GetRow(y)); for (unsigned int x = 0; x < width; x++, p++, q++) { if (*p == OUT_MASK_VALUE) *q = foreground_; // else keep the underlying pixel value } } } } void RadiographyMaskLayer::DrawMask() const { // first fill the complete image Orthanc::ImageProcessing::Set(*mask_, OUT_MASK_VALUE); // fill mask Orthanc::ImageProcessing::FillPolygon(*mask_, corners_, IN_MASK_VALUE); } }