PODVector<unsigned char> NavigationMesh::GetNavigationDataAttr() const
{
VectorBuffer ret;
if (navMesh_)
{
ret.WriteBoundingBox(boundingBox_);
ret.WriteInt(numTilesX_);
ret.WriteInt(numTilesZ_);
const dtNavMeshParams* params = navMesh_->getParams();
ret.WriteFloat(params->tileWidth);
ret.WriteFloat(params->tileHeight);
ret.WriteInt(params->maxTiles);
ret.WriteInt(params->maxPolys);
const dtNavMesh* navMesh = navMesh_;
for (int z = 0; z < numTilesZ_; ++z)
{
for (int x = 0; x < numTilesX_; ++x)
{
const dtMeshTile* tile = navMesh->getTileAt(x, z, 0);
if (!tile)
continue;
ret.WriteInt(x);
ret.WriteInt(z);
ret.WriteUInt(navMesh->getTileRef(tile));
ret.WriteUInt((unsigned)tile->dataSize);
ret.Write(tile->data, (unsigned)tile->dataSize);
}
}
}
return ret.GetBuffer();
}
PODVector<unsigned char> DynamicNavigationMesh::GetNavigationDataAttr() const
{
VectorBuffer ret;
if (navMesh_ && tileCache_)
{
ret.WriteBoundingBox(boundingBox_);
ret.WriteInt(numTilesX_);
ret.WriteInt(numTilesZ_);
const dtNavMeshParams* params = navMesh_->getParams();
ret.Write(params, sizeof(dtNavMeshParams));
const dtTileCacheParams* tcParams = tileCache_->getParams();
ret.Write(tcParams, sizeof(dtTileCacheParams));
for (int z = 0; z < numTilesZ_; ++z)
{
for (int x = 0; x < numTilesX_; ++x)
{
dtCompressedTileRef tiles[TILECACHE_MAXLAYERS];
const int ct = tileCache_->getTilesAt(x, z, tiles, TILECACHE_MAXLAYERS);
for (int i = 0; i < ct; ++i)
{
const dtCompressedTile* tile = tileCache_->getTileByRef(tiles[i]);
if (!tile || !tile->header || !tile->dataSize)
continue; // Don't write "void-space" tiles
// The header conveniently has the majority of the information required
ret.Write(tile->header, sizeof(dtTileCacheLayerHeader));
ret.WriteInt(tile->dataSize);
ret.Write(tile->data, tile->dataSize);
}
}
}
}
return ret.GetBuffer();
}
PODVector<unsigned char> DynamicNavigationMesh::GetNavigationDataAttr() const
{
VectorBuffer ret;
if (navMesh_ && tileCache_)
{
ret.WriteBoundingBox(boundingBox_);
ret.WriteInt(numTilesX_);
ret.WriteInt(numTilesZ_);
const dtNavMeshParams* params = navMesh_->getParams();
ret.Write(params, sizeof(dtNavMeshParams));
const dtTileCacheParams* tcParams = tileCache_->getParams();
ret.Write(tcParams, sizeof(dtTileCacheParams));
for (int z = 0; z < numTilesZ_; ++z)
for (int x = 0; x < numTilesX_; ++x)
WriteTiles(ret, x, z);
}
return ret.GetBuffer();
}