FGFS-4.1/OpenSceneGraph
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Improved support for anaglyphic stereo.

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Integrated texture CLAMP_TO_EDGE, submitted by Ulrich Hertlein.
This commit is contained in:
Robert Osfield
2001-12-04 12:31:10 +00:00
parent 34a4c18a26
commit c92b730817
7 changed files with 62 additions and 36 deletions
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23
src/osgUtil/SceneView.cpp
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@@ -214,6 +214,7 @@ void SceneView::cull()
if (earthSky->getRequiresClear())
{
_renderStage->setClearColor(earthSky->getClearColor());
_renderStage->setClearMask(GL_COLOR_BUFFER_BIT|GL_DEPTH_BUFFER_BIT);
// really should set clear mask here, but what to? Need
// to consider the stencil and accumulation buffers..
// will defer to later. Robert Osfield. October 2001.
@@ -302,44 +303,50 @@ void SceneView::draw()
{
osg::ref_ptr<osg::Camera> left_camera = new osg::Camera(*_camera);
osg::ref_ptr<osg::Camera> right_camera = new osg::Camera(*_camera);
float screenDistance = 3.5f;
float iod = 0.05;
left_camera->adjustEyeOffsetForStereo(osg::Vec3(-iod*0.5,0.0f,0.0f),screenDistance);
right_camera->adjustEyeOffsetForStereo(osg::Vec3(iod*0.5,0.0f,0.0f),screenDistance);
left_camera->adjustEyeOffsetForStereo(osg::Vec3(-iod*0.5,0.0f,0.0f),_screenDistance);
right_camera->adjustEyeOffsetForStereo(osg::Vec3(iod*0.5,0.0f,0.0f),_screenDistance);
cout << "draw"<<endl;
cout << " back left"<<endl;
glDrawBuffer(GL_BACK_LEFT);
_renderStage->setCamera(left_camera.get());
_renderStage->draw(*_state,previous);
cout << " back right"<<endl;
glDrawBuffer(GL_BACK_RIGHT);
_renderStage->setCamera(right_camera.get());
_renderStage->_stageDrawnThisFrame = false;
_renderStage->draw(*_state,previous);
}
break;
case(RED_GREEN_STEREO):
case(ANAGLYPHIC_STEREO):
{
osg::ref_ptr<osg::Camera> left_camera = new osg::Camera(*_camera);
osg::ref_ptr<osg::Camera> right_camera = new osg::Camera(*_camera);
float iod = 0.05;
left_camera->adjustEyeOffsetForStereo(osg::Vec3(-iod*0.5,0.0f,0.0f),_screenDistance);
right_camera->adjustEyeOffsetForStereo(osg::Vec3(iod*0.5,0.0f,0.0f),_screenDistance);
osg::ColorMask* red = new osg::ColorMask;
osg::ColorMask* green = new osg::ColorMask;
red->setMask(true,false,false,true);
_renderStage->setColorMask(red);
_renderStage->setCamera(left_camera.get());
_renderStage->draw(*_state,previous);
green->setMask(false,true,false,true);
green->setMask(false,true,true,true);
_renderStage->setColorMask(green);
_renderStage->_stageDrawnThisFrame = false;
_renderStage->setCamera(right_camera.get());
_renderStage->draw(*_state,previous);
}
break;
default:
{
osg::notify(osg::NOTICE)<<"Warning: stereo camera mode not implemented yet."<<endl;
_renderStage->draw(*_state,previous);
}
break;