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Do not create a depth buffer for the global map 2d rendering

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This commit is contained in:
scrawl 2015-11-10 21:46:40 +01:00
parent 8e3bc981a2
commit b840c68f0c
1 changed files with 9 additions and 4 deletions
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13
apps/openmw/mwrender/globalmap.cpp
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@ -266,6 +266,9 @@ namespace MWRender
camera->setRenderTargetImplementation(osg::Camera::FRAME_BUFFER_OBJECT, osg::Camera::PIXEL_BUFFER_RTT);
camera->attach(osg::Camera::COLOR_BUFFER, mOverlayTexture);
// no need for a depth buffer
camera->setImplicitBufferAttachmentMask(osg::DisplaySettings::IMPLICIT_COLOR_BUFFER_ATTACHMENT);
if (cpuCopy)
{
// Attach an image to copy the render back to the CPU when finished
@ -286,10 +289,12 @@ namespace MWRender
{
osg::ref_ptr<osg::Geometry> geom = createTexturedQuad(srcLeft, srcTop, srcRight, srcBottom);
osg::ref_ptr<osg::Depth> depth = new osg::Depth;
depth->setFunction(osg::Depth::ALWAYS);
geom->getOrCreateStateSet()->setAttributeAndModes(depth, osg::StateAttribute::ON);
geom->getOrCreateStateSet()->setTextureAttributeAndModes(0, texture, osg::StateAttribute::ON);
geom->getOrCreateStateSet()->setMode(GL_LIGHTING, osg::StateAttribute::OFF);
depth->setWriteMask(0);
osg::StateSet* stateset = geom->getOrCreateStateSet();
stateset->setAttribute(depth);
stateset->setTextureAttributeAndModes(0, texture, osg::StateAttribute::ON);
stateset->setMode(GL_LIGHTING, osg::StateAttribute::OFF);
stateset->setMode(GL_DEPTH_TEST, osg::StateAttribute::OFF);
osg::ref_ptr<osg::Geode> geode = new osg::Geode;
geode->addDrawable(geom);
camera->addChild(geode);