Mercurial > hg > orthanc-stone
view Applications/Sdl/SdlOrthancSurface.cpp @ 598:a806abb497b8
fix
author | Sebastien Jodogne <s.jodogne@gmail.com> |
---|---|
date | Fri, 26 Apr 2019 17:57:57 +0200 |
parents | b70e9be013e4 |
children | 4cc997207d8a 2d8ab34c8c91 |
line wrap: on
line source
/** * Stone of Orthanc * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics * Department, University Hospital of Liege, Belgium * Copyright (C) 2017-2019 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 "SdlOrthancSurface.h" #if ORTHANC_ENABLE_SDL == 1 #include <Core/Logging.h> #include <Core/OrthancException.h> #include <Core/Images/Image.h> namespace OrthancStone { SdlOrthancSurface::SdlOrthancSurface(SdlWindow& window) : window_(window), sdlSurface_(NULL) { } SdlOrthancSurface::~SdlOrthancSurface() { if (sdlSurface_) { SDL_FreeSurface(sdlSurface_); } } void SdlOrthancSurface::SetSize(unsigned int width, unsigned int height) { if (image_.get() == NULL || image_->GetWidth() != width || image_->GetHeight() != height) { image_.reset(new Orthanc::Image(Orthanc::PixelFormat_BGRA32, width, height, true)); // (*) if (image_->GetPitch() != image_->GetWidth() * 4) { // This should have been ensured by setting "forceMinimalPitch" to "true" (*) throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); } // TODO Big endian? static const uint32_t rmask = 0x00ff0000; static const uint32_t gmask = 0x0000ff00; static const uint32_t bmask = 0x000000ff; if (sdlSurface_) { SDL_FreeSurface(sdlSurface_); } sdlSurface_ = SDL_CreateRGBSurfaceFrom(image_->GetBuffer(), width, height, 32, image_->GetPitch(), rmask, gmask, bmask, 0); if (!sdlSurface_) { LOG(ERROR) << "Cannot create a SDL surface from a Orthanc surface"; throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); } } } Orthanc::ImageAccessor& SdlOrthancSurface::GetImage() { if (image_.get() == NULL) { throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); } return *image_; } void SdlOrthancSurface::Render() { if (image_.get() == NULL) { throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); } window_.Render(sdlSurface_); } } #endif