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Don't reallocate debug line primitives

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This commit is contained in:
Alexei Kotov 2024-02-09 21:39:02 +03:00
parent 0d1da08493
commit 9531b6983a
1 changed files with 4 additions and 4 deletions
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8
components/debug/debugdraw.cpp
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@ -317,6 +317,7 @@ namespace Debug
mShapesToDraw.clear();
static_cast<osg::Vec3Array*>(mLinesToDraw->getVertexArray())->clear();
static_cast<osg::Vec3Array*>(mLinesToDraw->getNormalArray())->clear();
static_cast<osg::DrawArrays*>(mLinesToDraw->getPrimitiveSet(0))->setCount(0);
}
}
@ -377,10 +378,6 @@ void Debug::DebugDrawer::accept(osg::NodeVisitor& nv)
mCurrentFrame = nv.getTraversalNumber();
int indexRead = getIndexBufferReadFromFrame(mCurrentFrame);
auto& lines = mCustomDebugDrawer[indexRead]->mLinesToDraw;
lines->removePrimitiveSet(0, 1);
lines->addPrimitiveSet(new osg::DrawArrays(
osg::PrimitiveSet::LINES, 0, static_cast<osg::Vec3Array*>(lines->getVertexArray())->size()));
nv.pushOntoNodePath(this);
mCustomDebugDrawer[indexRead]->accept(nv);
@ -411,6 +408,7 @@ void Debug::DebugDrawer::addLine(const osg::Vec3& start, const osg::Vec3& end, c
const auto& lines = mCustomDebugDrawer[indexWrite]->mLinesToDraw;
auto vertices = static_cast<osg::Vec3Array*>(lines->getVertexArray());
auto colors = static_cast<osg::Vec3Array*>(lines->getNormalArray());
auto primitive = static_cast<osg::DrawArrays*>(lines->getPrimitiveSet(0));
vertices->push_back(start);
vertices->push_back(end);
@ -419,4 +417,6 @@ void Debug::DebugDrawer::addLine(const osg::Vec3& start, const osg::Vec3& end, c
colors->push_back(color);
colors->push_back(color);
colors->dirty();
primitive->setCount(vertices->size());
}