本文整理汇总了C++中VRTransformPtr::setWorldPosition方法的典型用法代码示例。如果您正苦于以下问题：C++ VRTransformPtr::setWorldPosition方法的具体用法？C++ VRTransformPtr::setWorldPosition怎么用？C++ VRTransformPtr::setWorldPosition使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类VRTransformPtr的用法示例。
在下文中一共展示了VRTransformPtr::setWorldPosition方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1:
void VRNature::computeLODs2(map<OctreeNode*, VRLodLeafPtr>& leafs) {
// get all trees and grass patches for each leaf layer
map<VRLodLeaf*, vector<VRTree*> > trees;
map<VRLodLeaf*, vector<VRGrassPatch*> > grass;
for (auto l : leafs) {
auto& leaf = l.second;
int lvl = leaf->getLevel();
if (lvl == 0) continue;
vector<void*> data = leaf->getOLeaf()->getAllData();
for (auto v : data) {
if (((VRObject*)v)->hasTag("tree")) trees[leaf.get()].push_back((VRTree*)v);
if (((VRObject*)v)->hasTag("grass")) grass[leaf.get()].push_back((VRGrassPatch*)v);
}
}
// create layer node geometries
for (auto l : leafs) {
auto& leaf = l.second;
leaf->reset();
int lvl = leaf->getLevel();
if (lvl == 0) continue;
bool doTrees = (trees.count(leaf.get()) >= 0);
bool doGrass = (grass.count(leaf.get()) >= 0);
Boundingbox bb;
if (doTrees) for (auto t : trees[leaf.get()]) bb.update( t->getWorldPosition() );
//if (doGrass) for (auto g : grass[leaf.get()]) bb.update( g->getWorldPosition() );
Vec3d pos = bb.center();
VRGeoData geo;
VRMaterialPtr m;
if (doTrees) for (auto t : trees[leaf.get()]) {
if (treeRefs.count(t) == 0) continue;
auto tRef = treeRefs[t];
if (!tRef || !t) continue;
Vec3d offset = t->getWorldPosition() - pos;
VRTransformPtr tlod = tRef->getLOD(0);
/*tRef->appendLOD(geo, lvl, offset);
m = tlod->getMaterial();*/
VRTransformPtr l = dynamic_pointer_cast<VRTransform>( tlod->duplicate() );
leaf->add( l, 1 );
l->setWorldPosition(t->getWorldPosition());
}
/*if (doGrass) for (auto g : grass[leaf.get()]) {
if (grassPatchRefs.count(g) == 0) continue;
auto gRef = grassPatchRefs[g];
if (!gRef || !g) continue;
Vec3d offset = g->getWorldPosition() - pos;
gRef->createLod(geoGrass, lvl, offset, g->getID());
}*/
/*VRGeometryPtr woods;
if (geo.size() > 0) {
woods = geo.asGeometry("woods");
if (m) woods->setMaterial(m);
//cout << "YAY: lod data: " << geo.size() << " " << woods << endl;
leaf->set( woods, 1 );
woods->setWorldPosition(pos);
woods->setDir(Vec3d(0,0,-1));
woods->setUp(Vec3d(0,1,0));
}*/
}
}