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Skip hidden nodes for ObjectPaging

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This commit is contained in:
Andrei Kortunov 2021-05-09 14:10:35 +04:00
parent caf382c19f
commit a939cb6692
1 changed files with 26 additions and 3 deletions
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29
apps/openmw/mwrender/objectpaging.cpp
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@ -105,6 +105,7 @@ namespace MWRender
bool mOptimizeBillboards = true;
float mSqrDistance = 0.f;
osg::Vec3f mViewVector;
osg::Node::NodeMask mCopyMask = ~0u;
mutable std::vector<const osg::Node*> mNodePath;
void copy(const osg::Node* toCopy, osg::Group* attachTo)
@ -121,6 +122,9 @@ namespace MWRender
osg::Node* operator() (const osg::Node* node) const override
{
if (!(node->getNodeMask() & mCopyMask))
return nullptr;
if (const osg::Drawable* d = node->asDrawable())
return operator()(d);
@ -224,6 +228,9 @@ namespace MWRender
}
osg::Drawable* operator() (const osg::Drawable* drawable) const override
{
if (!(drawable->getNodeMask() & mCopyMask))
return nullptr;
if (dynamic_cast<const osgParticle::ParticleSystem*>(drawable))
return nullptr;
@ -261,9 +268,10 @@ namespace MWRender
class AnalyzeVisitor : public osg::NodeVisitor
{
public:
AnalyzeVisitor()
AnalyzeVisitor(osg::Node::NodeMask analyzeMask)
: osg::NodeVisitor(TRAVERSE_ALL_CHILDREN)
, mCurrentStateSet(nullptr) {}
, mCurrentStateSet(nullptr)
, mAnalyzeMask(analyzeMask) {}
typedef std::unordered_map<osg::StateSet*, unsigned int> StateSetCounter;
struct Result
@ -274,12 +282,18 @@ namespace MWRender
void apply(osg::Node& node) override
{
if (!(node.getNodeMask() & mAnalyzeMask))
return;
if (node.getStateSet())
mCurrentStateSet = node.getStateSet();
traverse(node);
}
void apply(osg::Geometry& geom) override
{
if (!(geom.getNodeMask() & mAnalyzeMask))
return;
if (osg::Array* array = geom.getVertexArray())
mResult.mNumVerts += array->getNumElements();
@ -313,6 +327,7 @@ namespace MWRender
Result mResult;
osg::StateSet* mCurrentStateSet;
StateSetCounter mGlobalStateSetCounter;
osg::Node::NodeMask mAnalyzeMask;
};
class DebugVisitor : public osg::NodeVisitor
@ -438,7 +453,14 @@ namespace MWRender
typedef std::map<osg::ref_ptr<const osg::Node>, InstanceList> NodeMap;
NodeMap nodes;
osg::ref_ptr<RefnumSet> refnumSet = activeGrid ? new RefnumSet : nullptr;
AnalyzeVisitor analyzeVisitor;
// Mask_UpdateVisitor is used in such cases in NIF loader:
// 1. For collision nodes, which is not supposed to be rendered.
// 2. For nodes masked via Flag_Hidden (VisController can change this flag value at runtime).
// Since ObjectPaging does not handle VisController, we can just ignore both types of nodes.
constexpr auto copyMask = ~Mask_UpdateVisitor;
AnalyzeVisitor analyzeVisitor(copyMask);
float minSize = mMinSize;
if (mMinSizeMergeFactor)
minSize *= mMinSizeMergeFactor;
@ -525,6 +547,7 @@ namespace MWRender
osg::ref_ptr<Resource::TemplateMultiRef> templateRefs = new Resource::TemplateMultiRef;
osgUtil::StateToCompile stateToCompile(0, nullptr);
CopyOp copyop;
copyop.mCopyMask = copyMask;
for (const auto& pair : nodes)
{
const osg::Node* cnode = pair.first;