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freeze screen during screenshot taking

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This commit is contained in:
Miloslav Číž 2017-11-14 18:23:12 +01:00
parent 1ab854446c
commit 823218bb61
1 changed files with 10 additions and 0 deletions
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10
apps/openmw/mwrender/renderingmanager.cpp
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@ -890,6 +890,13 @@ namespace MWRender
mRootNode->addChild(rttCamera);
rttCamera->setClearMask(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
GLbitfield maskBackup = mViewer->getCamera()->getClearMask();
double clearDepthBackup = mViewer->getCamera()->getClearDepth();
mViewer->getCamera()->setClearMask(GL_DEPTH_BUFFER_BIT);
mViewer->getCamera()->setClearDepth(0);
// The draw needs to complete before we can copy back our image.
osg::ref_ptr<NotifyDrawCompletedCallback> callback (new NotifyDrawCompletedCallback);
rttCamera->setFinalDrawCallback(callback);
@ -907,6 +914,9 @@ namespace MWRender
// now that we've "used up" the current frame, get a fresh framenumber for the next frame() following after the screenshot is completed
mViewer->advance(mViewer->getFrameStamp()->getSimulationTime());
mViewer->getCamera()->setClearMask(maskBackup);
mViewer->getCamera()->setClearDepth(clearDepthBackup);
rttCamera->removeChildren(0, rttCamera->getNumChildren());
mRootNode->removeChild(rttCamera);
}