Mercurial > hg > orthanc-stone
annotate Applications/Sdl/SdlOrthancSurface.cpp @ 1347:bfd77672d825 broker
Moved Application/Samples/* to Application/Samples/Deprecated/*
| author | Benjamin Golinvaux <bgo@osimis.io> |
|---|---|
| date | Tue, 07 Apr 2020 14:29:01 +0200 |
| parents | 7ec8fea061b9 |
| children |
| rev | line source |
|---|---|
| 214 | 1 /** |
| 2 * Stone of Orthanc | |
| 3 * Copyright (C) 2012-2016 Sebastien Jodogne, Medical Physics | |
| 4 * Department, University Hospital of Liege, Belgium | |
|
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5 * Copyright (C) 2017-2020 Osimis S.A., Belgium |
| 214 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 8 * modify it under the terms of the GNU Affero General Public License | |
| 9 * as published by the Free Software Foundation, either version 3 of | |
| 10 * the License, or (at your option) any later version. | |
| 11 * | |
| 12 * This program is distributed in the hope that it will be useful, but | |
| 13 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 15 * Affero General Public License for more details. | |
| 16 * | |
| 17 * You should have received a copy of the GNU Affero General Public License | |
| 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "SdlOrthancSurface.h" | |
| 23 | |
| 24 #if ORTHANC_ENABLE_SDL == 1 | |
| 25 | |
| 26 #include <Core/Logging.h> | |
| 27 #include <Core/OrthancException.h> | |
| 28 #include <Core/Images/Image.h> | |
| 29 | |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
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30 #include <SDL_render.h> |
|
4cc997207d8a
fix compatibility between SDL and DCMTK
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parents:
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31 |
| 214 | 32 namespace OrthancStone |
| 33 { | |
| 34 SdlOrthancSurface::SdlOrthancSurface(SdlWindow& window) : | |
| 35 window_(window), | |
| 36 sdlSurface_(NULL) | |
| 37 { | |
| 38 } | |
| 39 | |
| 40 | |
| 41 SdlOrthancSurface::~SdlOrthancSurface() | |
| 42 { | |
| 43 if (sdlSurface_) | |
| 44 { | |
| 45 SDL_FreeSurface(sdlSurface_); | |
| 46 } | |
| 47 } | |
| 48 | |
| 49 | |
| 50 void SdlOrthancSurface::SetSize(unsigned int width, | |
| 51 unsigned int height) | |
| 52 { | |
| 53 if (image_.get() == NULL || | |
| 54 image_->GetWidth() != width || | |
| 55 image_->GetHeight() != height) | |
| 56 { | |
| 57 image_.reset(new Orthanc::Image(Orthanc::PixelFormat_BGRA32, width, height, true)); // (*) | |
| 58 | |
| 59 if (image_->GetPitch() != image_->GetWidth() * 4) | |
| 60 { | |
| 61 // This should have been ensured by setting "forceMinimalPitch" to "true" (*) | |
| 62 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 63 } | |
| 64 | |
| 65 // TODO Big endian? | |
| 66 static const uint32_t rmask = 0x00ff0000; | |
| 67 static const uint32_t gmask = 0x0000ff00; | |
| 68 static const uint32_t bmask = 0x000000ff; | |
| 69 | |
| 70 if (sdlSurface_) | |
| 71 { | |
| 72 SDL_FreeSurface(sdlSurface_); | |
| 73 } | |
| 74 | |
| 75 sdlSurface_ = SDL_CreateRGBSurfaceFrom(image_->GetBuffer(), width, height, 32, | |
| 76 image_->GetPitch(), rmask, gmask, bmask, 0); | |
| 77 if (!sdlSurface_) | |
| 78 { | |
| 79 LOG(ERROR) << "Cannot create a SDL surface from a Orthanc surface"; | |
| 80 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 81 } | |
| 82 } | |
| 83 } | |
| 84 | |
| 85 | |
| 86 Orthanc::ImageAccessor& SdlOrthancSurface::GetImage() | |
| 87 { | |
| 88 if (image_.get() == NULL) | |
| 89 { | |
| 90 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 91 } | |
| 92 | |
| 93 return *image_; | |
| 94 } | |
| 95 | |
| 96 | |
| 97 void SdlOrthancSurface::Render() | |
| 98 { | |
| 99 if (image_.get() == NULL) | |
| 100 { | |
| 101 throw Orthanc::OrthancException(Orthanc::ErrorCode_BadSequenceOfCalls); | |
| 102 } | |
| 103 | |
| 104 window_.Render(sdlSurface_); | |
| 105 } | |
| 106 } | |
| 107 | |
| 108 #endif |