#include "xgfxworldstreaminfo.h"

XGfxWorldStreamInfo::XGfxWorldStreamInfo()
    : XAsset()
    , mAabbTreeCount(0)
    , mAabbTrees()
    , mLeafRefCount(0)
    , mLeafRefs()
{
    SetName("GFX World Stream Info");
}

XGfxWorldStreamInfo::~XGfxWorldStreamInfo()
{

}

void XGfxWorldStreamInfo::ParseData(XDataStream *aStream) {
    if (GetPtr() == -1) {
        *aStream >> mAabbTreeCount;

        // Clear existing data before parsing new data
        mAabbTrees.clear();

        // Parse AABB trees
        for (int i = 0; i < mAabbTreeCount; ++i) {
            XGfxStreamingAabbTree tree;
            tree.ParseData(aStream);
            mAabbTrees.append(tree);
        }

        // Parse leaf ref count and array
        *aStream >> mLeafRefCount;
        if (mLeafRefCount > 0) {
            int leafRef;
            *aStream >> leafRef;
            mLeafRefs.append(leafRef);
        }
    }
}

void XGfxWorldStreamInfo::Clear()
{
    mAabbTreeCount = 0;
    mAabbTrees = QVector<XGfxStreamingAabbTree>();
    mLeafRefCount = 0;
    mLeafRefs = QVector<int>();
}