Mercurial > hg > orthanc-stone
annotate Applications/Sdl/SdlWindow.cpp @ 161:197a5ddaf68c wasm
FiniteProjectiveCamera
| author | Sebastien Jodogne <s.jodogne@gmail.com> |
|---|---|
| date | Wed, 14 Feb 2018 11:29:26 +0100 |
| parents | e2fe9352f240 |
| children | fccffbf99ba1 |
| rev | line source |
|---|---|
| 0 | 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) 2017-2018 Osimis S.A., Belgium |
| 0 | 6 * |
| 7 * This program is free software: you can redistribute it and/or | |
| 47 | 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. | |
| 0 | 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 | |
| 47 | 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 | |
| 0 | 18 * along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 19 **/ | |
| 20 | |
| 21 | |
| 22 #include "SdlWindow.h" | |
| 23 | |
| 24 #if ORTHANC_ENABLE_SDL == 1 | |
| 25 | |
|
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26 #include <Core/Logging.h> |
|
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27 #include <Core/OrthancException.h> |
| 0 | 28 |
| 29 namespace OrthancStone | |
| 30 { | |
| 31 SdlWindow::SdlWindow(const char* title, | |
| 32 unsigned int width, | |
| 33 unsigned int height, | |
| 34 bool enableOpenGl) : | |
| 35 maximized_(false) | |
| 36 { | |
| 37 // TODO Understand why, with SDL_WINDOW_OPENGL + MinGW32 + Release | |
| 38 // build mode, the application crashes whenever the SDL window is | |
| 39 // resized or maximized | |
| 40 | |
| 41 uint32_t windowFlags, rendererFlags; | |
| 42 if (enableOpenGl) | |
| 43 { | |
| 44 windowFlags = SDL_WINDOW_OPENGL | SDL_WINDOW_RESIZABLE; | |
| 45 rendererFlags = SDL_RENDERER_ACCELERATED; | |
| 46 } | |
| 47 else | |
| 48 { | |
| 49 windowFlags = SDL_WINDOW_RESIZABLE; | |
| 50 rendererFlags = SDL_RENDERER_SOFTWARE; | |
| 51 } | |
| 52 | |
| 53 window_ = SDL_CreateWindow(title, | |
| 54 SDL_WINDOWPOS_UNDEFINED, | |
| 55 SDL_WINDOWPOS_UNDEFINED, | |
| 56 width, height, windowFlags); | |
| 57 | |
| 58 if (window_ == NULL) | |
| 59 { | |
| 60 LOG(ERROR) << "Cannot create the SDL window: " << SDL_GetError(); | |
| 61 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 62 } | |
| 63 | |
| 64 renderer_ = SDL_CreateRenderer(window_, -1, rendererFlags); | |
| 65 if (!renderer_) | |
| 66 { | |
| 67 LOG(ERROR) << "Cannot create the SDL renderer: " << SDL_GetError(); | |
| 68 SDL_DestroyWindow(window_); | |
| 69 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 70 } | |
| 71 } | |
| 72 | |
| 73 | |
| 74 SdlWindow::~SdlWindow() | |
| 75 { | |
| 76 if (renderer_ != NULL) | |
| 77 { | |
| 78 SDL_DestroyRenderer(renderer_); | |
| 79 } | |
| 80 | |
| 81 if (window_ != NULL) | |
| 82 { | |
| 83 SDL_DestroyWindow(window_); | |
| 84 } | |
| 85 } | |
| 86 | |
| 87 | |
| 88 unsigned int SdlWindow::GetWidth() const | |
| 89 { | |
| 90 int w = -1; | |
| 91 SDL_GetWindowSize(window_, &w, NULL); | |
| 92 | |
| 93 if (w < 0) | |
| 94 { | |
| 95 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 96 } | |
| 97 else | |
| 98 { | |
| 99 return static_cast<unsigned int>(w); | |
| 100 } | |
| 101 } | |
| 102 | |
| 103 | |
| 104 unsigned int SdlWindow::GetHeight() const | |
| 105 { | |
| 106 int h = -1; | |
| 107 SDL_GetWindowSize(window_, NULL, &h); | |
| 108 | |
| 109 if (h < 0) | |
| 110 { | |
| 111 throw Orthanc::OrthancException(Orthanc::ErrorCode_InternalError); | |
| 112 } | |
| 113 else | |
| 114 { | |
| 115 return static_cast<unsigned int>(h); | |
| 116 } | |
| 117 } | |
| 118 | |
| 119 | |
| 120 void SdlWindow::Render(SDL_Surface* surface) | |
| 121 { | |
| 122 //SDL_RenderClear(renderer_); | |
| 123 | |
| 124 SDL_Texture *texture = SDL_CreateTextureFromSurface(renderer_, surface); | |
| 125 if (texture != NULL) | |
| 126 { | |
| 127 SDL_RenderCopy(renderer_, texture, NULL, NULL); | |
| 128 SDL_DestroyTexture(texture); | |
| 129 } | |
| 130 | |
| 131 SDL_RenderPresent(renderer_); | |
| 132 } | |
| 133 | |
| 134 | |
| 135 void SdlWindow::ToggleMaximize() | |
| 136 { | |
| 137 if (maximized_) | |
| 138 { | |
| 139 SDL_RestoreWindow(window_); | |
| 140 maximized_ = false; | |
| 141 } | |
| 142 else | |
| 143 { | |
| 144 SDL_MaximizeWindow(window_); | |
| 145 maximized_ = true; | |
| 146 } | |
| 147 } | |
| 148 } | |
| 149 | |
| 150 #endif |