FGFS-4.1/OpenSceneGraph
4
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Added handling of aspect ratio for vertical/horizontal split stereo.

Browse Source
This commit is contained in:
Robert Osfield 2012-12-16 17:10:37 +00:00
parent d200ef90a7
commit f7bee82e99
1 changed files with 7 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

17
examples/osgframerenderer/osgframerenderer.cpp
View File

@ -359,15 +359,12 @@ int main( int argc, char **argv )
{
osg::ref_ptr<osg::DisplaySettings> ds = new osg::DisplaySettings;
osg::DisplaySettings::StereoMode stereoMode = osg::DisplaySettings::HORIZONTAL_SPLIT;
switch(fc->getStereoMode())
{
case(gsc::CaptureSettings::HORIZONTAL_SPLIT): stereoMode = osg::DisplaySettings::HORIZONTAL_SPLIT; break;
case(gsc::CaptureSettings::VERTICAL_SPLIT): stereoMode = osg::DisplaySettings::VERTICAL_SPLIT; break;
default: break;
}
bool stereo = fc->getStereoMode()!=gsc::CaptureSettings::OFF;
osg::DisplaySettings::StereoMode stereoMode = fc->getStereoMode()==gsc::CaptureSettings::VERTICAL_SPLIT ? osg::DisplaySettings::VERTICAL_SPLIT : osg::DisplaySettings::HORIZONTAL_SPLIT;
double fovx_multiple = fc->getStereoMode()==gsc::CaptureSettings::HORIZONTAL_SPLIT ? 2.0 : 1;
double fovy_multiple = fc->getStereoMode()==gsc::CaptureSettings::VERTICAL_SPLIT ? 2.0 : 1;
ds->setStereoMode(stereoMode);
ds->setStereo(fc->getStereoMode()!=gsc::CaptureSettings::OFF);
ds->setStereo(stereo);
if (fc->getScreenWidth()!=0.0) ds->setScreenWidth(fc->getScreenWidth());
if (fc->getScreenHeight()!=0.0) ds->setScreenHeight(fc->getScreenHeight());
@ -419,7 +416,7 @@ int main( int argc, char **argv )
double vfov = osg::RadiansToDegrees(atan2(screenHeight/2.0f,screenDistance)*2.0);
// double hfov = osg::RadiansToDegrees(atan2(width/2.0f,distance)*2.0);
viewer.getCamera()->setProjectionMatrixAsPerspective( vfov, screenWidth/screenHeight, 0.1, 1000.0);
viewer.getCamera()->setProjectionMatrixAsPerspective( vfov*fovy_multiple, (screenWidth/screenHeight)*fovx_multiple, 0.1, 1000.0);
}
else
{
@ -430,7 +427,7 @@ int main( int argc, char **argv )
double aspectRatioChange = newAspectRatio / aspectRatio;
if (aspectRatioChange != 1.0)
{
viewer.getCamera()->getProjectionMatrix() *= osg::Matrix::scale(1.0/aspectRatioChange,1.0,1.0);
viewer.getCamera()->getProjectionMatrix() *= osg::Matrix::scale(fovx_multiple/aspectRatioChange,fovy_multiple,1.0);
}
}