FGFS-4.1/OpenSceneGraph
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Added missing Camera::setDrawBuffer/setReadBuffer()

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This commit is contained in:
Robert Osfield 2018-03-06 16:54:57 +00:00
parent f8eabd38ba
commit 98cdeac9f6
6 changed files with 25 additions and 2 deletions
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4
examples/osgviewerCocoa/ViewerCocoa.mm
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@ -297,6 +297,10 @@ static void Internal_SetAlpha(NSBitmapImageRep *imageRep, unsigned char alpha_va
osg::DisplaySettings::instance()->setMaxNumberOfGraphicsContexts(1);
#endif // VIEWER_USE_SHARED_CONTEXTS
// set the draw and read buffers up for a double buffered window with rendering going to back buffer
theViewer->getCamera()->setDrawBuffer(GL_BACK);
theViewer->getCamera()->setReadBuffer(GL_BACK);
// Cocoa follows the same coordinate convention as OpenGL. osgViewer's default is inverted.
theViewer->getEventQueue()->getCurrentEventState()->setMouseYOrientation(osgGA::GUIEventAdapter::Y_INCREASING_UPWARDS);
// Use a trackball manipulator...matches nicely with the Mighty Mouse Scrollball.

5
examples/osgviewerFOX/FOX_OSG_MDIView.cpp
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@ -32,6 +32,11 @@ FOX_OSG_MDIView::FOX_OSG_MDIView(FXMDIClient *p, const FXString &name,
osgViewer::Viewer *viewer = new osgViewer::Viewer;
viewer->getCamera()->setGraphicsContext(m_gwFox);
viewer->getCamera()->setViewport(0,0,w,h);
// set the draw and read buffers up for a double buffered window with rendering going to back buffer
viewer->getCamera()->setDrawBuffer(GL_BACK);
viewer->getCamera()->setReadBuffer(GL_BACK);
viewer->setThreadingModel(osgViewer::Viewer::SingleThreaded);
// FOX example does not catch the close of the graphics window, so

2
examples/osgviewerIPhone/iphoneViewerAppDelegate.mm
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@ -318,6 +318,8 @@ private:
_viewer->getCamera()->setGraphicsContext(graphicsContext);
_viewer->getCamera()->setViewport(new osg::Viewport(0, 0, traits->width, traits->height));
_viewer->getCamera()->setProjectionMatrixAsPerspective(60.0, (double)traits->width/(double)traits->height, 0.1, 1000.0);
_viewer->getCamera()->setDrawBuffer(GL_BACK);
_viewer->getCamera()->setReadBuffer(GL_BACK);
}
}

4
examples/osgviewerMFC/MFC_OSG.cpp
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@ -106,6 +106,10 @@ void cOSG::InitCameraConfig(void)
// Set the viewport for the Camera
camera->setViewport(new osg::Viewport(traits->x, traits->y, traits->width, traits->height));
// set the draw and read buffers up for a double buffered window with rendering going to back buffer
camera->setDrawBuffer(GL_BACK);
camera->setReadBuffer(GL_BACK);
// Set projection matrix and camera attribtues
camera->setClearMask(GL_DEPTH_BUFFER_BIT | GL_COLOR_BUFFER_BIT);
camera->setClearColor(osg::Vec4f(0.2f, 0.2f, 0.4f, 1.0f));

5
examples/osgviewerSDL/osgviewerSDL.cpp
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@ -128,6 +128,11 @@ int main( int argc, char **argv )
osgViewer::Viewer viewer;
osg::ref_ptr<osgViewer::GraphicsWindowEmbedded> gw = viewer.setUpViewerAsEmbeddedInWindow(0,0,windowWidth,windowHeight);
// set the draw and read buffers up for a double buffered window with rendering going to back buffer
viewer.getCamera()->setDrawBuffer(GL_BACK);
viewer.getCamera()->setReadBuffer(GL_BACK);
viewer.setSceneData(loadedModel.get());
viewer.setCameraManipulator(new osgGA::TrackballManipulator);
viewer.addEventHandler(new osgViewer::StatsHandler);

7
examples/osgviewerWX/osgviewerWX.cpp
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@ -64,8 +64,11 @@ bool wxOsgApp::OnInit()
osgViewer::Viewer *viewer = new osgViewer::Viewer;
viewer->getCamera()->setGraphicsContext(gw);
viewer->getCamera()->setViewport(0,0,width,height);
viewer->getCamera()->setDrawBuffer(GL_BACK);
viewer->getCamera()->setReadBuffer(GL_BACK);
// set the draw and read buffers up for a double buffered window with rendering going to back buffer
viewer.getCamera()->setDrawBuffer(GL_BACK);
viewer.getCamera()->setReadBuffer(GL_BACK);
viewer->addEventHandler(new osgViewer::StatsHandler);
viewer->setThreadingModel(osgViewer::Viewer::SingleThreaded);