FGFS-4.1/OpenSceneGraph
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Adjustments to the horizontal and vertical split stereo code for better

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handling of aspect ratio.
This commit is contained in:
Robert Osfield
2003-05-26 15:00:38 +00:00
parent a12fd61266
commit b17d2abc87
2 changed files with 18 additions and 2 deletions
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4
src/osg/DisplaySettings.cpp
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@@ -88,10 +88,10 @@ void DisplaySettings::setDefaults()
_screenHeight = 0.26f;
_splitStereoHorizontalEyeMapping = LEFT_EYE_LEFT_VIEWPORT;
_splitStereoHorizontalSeparation = 42;
_splitStereoHorizontalSeparation = 0;
_splitStereoVerticalEyeMapping = LEFT_EYE_TOP_VIEWPORT;
_splitStereoVerticalSeparation = 42;
_splitStereoVerticalSeparation = 0;
_doubleBuffer = true;
_RGB = true;

16
src/osgUtil/SceneView.cpp
View File

@@ -305,6 +305,7 @@ void SceneView::cull()
(*projection));
osg::ref_ptr<osg::RefMatrix> modelviewLeft = new osg::RefMatrix( (*modelview) *
osg::Matrix(1.0f,0.0f,0.0f,0.0f,
0.0f,1.0f,0.0f,0.0f,
@@ -328,6 +329,21 @@ void SceneView::cull()
0.0f,0.0f,1.0f,0.0f,
-es,0.0f,0.0f,1.0f));
switch(_displaySettings->getStereoMode())
{
case(osg::DisplaySettings::HORIZONTAL_SPLIT):
(*projectionLeft).postMult(osg::Matrix::scale(2.0f,1.0f,1.0f));
(*projectionRight).postMult(osg::Matrix::scale(2.0f,1.0f,1.0f));
break;
case(osg::DisplaySettings::VERTICAL_SPLIT):
(*projectionLeft).postMult(osg::Matrix::scale(1.0f,2.0f,1.0f));
(*projectionRight).postMult(osg::Matrix::scale(1.0f,2.0f,1.0f));
break;
default:
break;
}
_cullVisitorRight->setTraversalMask(_cullMaskRight);
cullStage(projectionRight.get(),modelviewRight.get(),_cullVisitorRight.get(),_rendergraphRight.get(),_renderStageRight.get());