FGFS-4.1/OpenSceneGraph
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Added feedback of pixel format chosen for read back

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This commit is contained in:
Robert Osfield 2008-05-26 12:01:24 +00:00
parent 8ed9b303f1
commit bb1f6ff7c1
1 changed files with 11 additions and 3 deletions
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14
examples/osgscreencapture/osgscreencapture.cpp
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@ -67,8 +67,16 @@ class WindowCaptureCallback : public osg::Camera::DrawCallback
{ {
if (gc->getTraits()) if (gc->getTraits())
{ {
if (gc->getTraits()->alpha) _pixelFormat = GL_BGRA; if (gc->getTraits()->alpha)
else _pixelFormat = GL_BGR; {
osg::notify(osg::NOTICE)<<"Select GL_BGRA read back format"<<std::endl;
_pixelFormat = GL_BGRA;
}
else
{
osg::notify(osg::NOTICE)<<"Select GL_BGR read back format"<<std::endl;
_pixelFormat = GL_BGR;
}
} }
getSize(gc, _width, _height); getSize(gc, _width, _height);
@ -94,7 +102,7 @@ class WindowCaptureCallback : public osg::Camera::DrawCallback
_pboBuffer.push_back(0); _pboBuffer.push_back(0);
break; break;
case(TRIPLE_PBO): case(TRIPLE_PBO):
osg::notify(osg::NOTICE)<<"Reading window usig glReadPixels, with a double buffer PixelBufferObject."<<std::endl; osg::notify(osg::NOTICE)<<"Reading window usig glReadPixels, with a triple buffer PixelBufferObject."<<std::endl;
_pboBuffer.push_back(0); _pboBuffer.push_back(0);
_pboBuffer.push_back(0); _pboBuffer.push_back(0);
_pboBuffer.push_back(0); _pboBuffer.push_back(0);