Changeset 311

Timestamp:

Aug 3, 2011, 10:10:59 PM (13 years ago)

Author:

Torben Dannhauer

Message:

 

Location:

experimental/distortionNG

Files:

• extViewer.cpp (modified) (1 diff)
• extViewer.h (modified) (1 diff)
• main.cpp (modified) (1 diff)

experimental/distortionNG/extViewer.cpp

@@ -1 +1 @@
 #include "extViewer.h"
 
-extViewer::extViewer(void)
+extViewer::extViewer() : Viewer()
 {
+
 }
 
-extViewer::~extViewer(void)
+extViewer::extViewer(osg::ArgumentParser& arguments) : Viewer(arguments)
 {
+
 }
+
+extViewer::extViewer(const osgViewer::Viewer& viewer, const osg::CopyOp& copyop) : Viewer(viewer, copyop)
+{
+
+}
+
+extViewer::~extViewer()
+{
+
+}
+
+void extViewer::setUpViewForDistortion()
+{
+    OSG_INFO<<"View::setUpViewForDistortion"<<std::endl;
+    osg::GraphicsContext::WindowingSystemInterface* wsi = osg::GraphicsContext::getWindowingSystemInterface();
+    if (!wsi)
+    {
+        OSG_NOTICE<<"Error, no WindowSystemInterface available, cannot create windows."<<std::endl;
+        return;
+    }
+
+    osg::GraphicsContext::ScreenIdentifier si;
+    si.readDISPLAY();
+
+    // displayNum has not been set so reset it to 0.
+    if (si.displayNum<0) si.displayNum = 0;
+
+    si.screenNum = screenNum;
+
+    unsigned int width, height;
+    wsi->getScreenResolution(si, width, height);
+
+           
+        osg::ref_ptr<osg::GraphicsContext::Traits> traits = new osg::GraphicsContext::Traits;
+    traits->hostName = si.hostName;
+    traits->displayNum = si.displayNum;
+    traits->screenNum = si.screenNum;
+    traits->x = 0;
+    traits->y = 0;
+    traits->width = width;
+    traits->height = height;
+    traits->windowDecoration = false;
+    traits->doubleBuffer = true;
+    traits->sharedContext = 0;
+
+
+    osg::ref_ptr<osg::GraphicsContext> gc = osg::GraphicsContext::createGraphicsContext(traits.get());
+    if (!gc)
+    {
+        OSG_NOTICE<<"GraphicsWindow has not been created successfully."<<std::endl;
+        return;
+    }
+}

experimental/distortionNG/extViewer.h

@@ -3 +3 @@
 
 class extViewer : public osgViewer::Viewer
-
 {
 public:
-        extViewer(void);
-        virtual ~extViewer(void);
+        extViewer();
+
+        extViewer(osg::ArgumentParser& arguments);
+
+        extViewer(const osgViewer::Viewer& viewer, const osg::CopyOp& copyop=osg::CopyOp::SHALLOW_COPY);
+
+        virtual ~extViewer();
+
+                /** Convenience method for projection on curved screens using a slave camera rendering scene and a second camera doing distortion correction to present on a nonplaner display.*/
+        void setUpViewForDistortion();
 };

experimental/distortionNG/main.cpp

@@ -40 +40 @@
 
     // construct the viewer.
-    osgViewer::Viewer viewer(arguments);
+    extViewer viewer(arguments);
 
     // set up the camera manipulators.