00001 /* 00002 * Copyright (c) 2012, Willow Garage, Inc. 00003 * All rights reserved. 00004 * 00005 * Redistribution and use in source and binary forms, with or without 00006 * modification, are permitted provided that the following conditions are met: 00007 * 00008 * * Redistributions of source code must retain the above copyright 00009 * notice, this list of conditions and the following disclaimer. 00010 * * Redistributions in binary form must reproduce the above copyright 00011 * notice, this list of conditions and the following disclaimer in the 00012 * documentation and/or other materials provided with the distribution. 00013 * * Neither the name of the Willow Garage, Inc. nor the names of its 00014 * contributors may be used to endorse or promote products derived from 00015 * this software without specific prior written permission. 00016 * 00017 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 00018 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00019 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00020 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 00021 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 00022 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 00023 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 00024 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 00025 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 00026 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 00027 * POSSIBILITY OF SUCH DAMAGE. 00028 */ 00029 #ifndef QT_OGRE_RENDER_WINDOW_OGRE_RENDER_WINDOW_H_ 00030 #define QT_OGRE_RENDER_WINDOW_OGRE_RENDER_WINDOW_H_ 00031 00032 #include <boost/function.hpp> 00033 00034 #include "render_widget.h" 00035 00036 #include <OgreColourValue.h> 00037 #include <OgreRenderTargetListener.h> 00038 00039 namespace Ogre 00040 { 00041 class Root; 00042 class RenderWindow; 00043 class Viewport; 00044 class Camera; 00045 } 00046 00047 namespace rviz 00048 { 00049 00055 class QtOgreRenderWindow : public RenderWidget, public Ogre::RenderTargetListener { 00056 public: 00060 QtOgreRenderWindow( QWidget* parent = 0 ); 00061 00063 virtual ~QtOgreRenderWindow(); 00064 00069 virtual void setPreRenderCallback( boost::function<void ()> func ); 00074 virtual void setPostRenderCallback( boost::function<void ()> func ); 00075 00080 virtual QSize sizeHint () const { return QSize( 320, 240 ); } 00081 00088 Ogre::Viewport* getViewport() const; 00089 00092 void setCamera( Ogre::Camera* camera ); 00093 00094 Ogre::Camera* getCamera() const { return camera_; } 00095 00100 void setOrthoScale( float scale ); 00101 00106 bool enableStereo(bool enable); 00107 00109 void setupStereo(); 00110 00111 void setAutoRender(bool auto_render) { auto_render_ = auto_render; } 00112 00115 void setOverlaysEnabled( bool overlays_enabled ); 00116 void setBackgroundColor( Ogre::ColourValue color ); 00117 00118 protected: 00119 virtual void paintEvent( QPaintEvent* e ); 00120 virtual void resizeEvent( QResizeEvent* event ); 00121 00122 // When stereo is enabled, these are called before/after rendering each 00123 // viewport. 00124 virtual void preViewportUpdate(const Ogre::RenderTargetViewportEvent& evt); 00125 virtual void postViewportUpdate(const Ogre::RenderTargetViewportEvent& evt); 00126 00130 void setCameraAspectRatio(); 00131 00136 void prepareStereoViewport(Ogre::Viewport*); 00137 00138 00139 Ogre::Viewport* viewport_; 00140 00141 Ogre::Root* ogre_root_; 00142 00143 boost::function<void ()> pre_render_callback_; 00144 boost::function<void ()> post_render_callback_; 00145 00146 float ortho_scale_; 00147 bool auto_render_; 00148 00149 Ogre::Camera* camera_; 00150 bool overlays_enabled_; 00151 Ogre::ColourValue background_color_; 00152 00153 // stereo rendering 00154 bool stereo_enabled_; // true if we were asked to render stereo 00155 bool rendering_stereo_; // true if we are actually rendering stereo 00156 Ogre::Camera* left_camera_; 00157 Ogre::Camera* right_camera_; 00158 Ogre::Viewport* right_viewport_; 00159 }; 00160 00161 } // namespace rviz 00162 00163 #endif // QT_OGRE_RENDER_WINDOW_OGRE_RENDER_WINDOW_H_