llvlmanager.cpp

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#include "llviewerprecompiledheaders.h"

#include "llvlmanager.h"

#include "indra_constants.h"
#include "bitpack.h"
#include "patch_code.h"
#include "patch_dct.h"
#include "llviewerregion.h"
#include "llframetimer.h"
#include "llagent.h"
#include "llsurface.h"

LLVLManager gVLManager;

LLVLManager::~LLVLManager()
{
        S32 i;
        for (i = 0; i < mPacketData.count(); i++)
        {
                delete mPacketData[i];
        }
        mPacketData.reset();
}

void LLVLManager::addLayerData(LLVLData *vl_datap, const S32 mesg_size)
{
        if (LAND_LAYER_CODE == vl_datap->mType)
        {
                mLandBits += mesg_size * 8;
        }
        else if (WIND_LAYER_CODE == vl_datap->mType)
        {
                mWindBits += mesg_size * 8;
        }
        else if (CLOUD_LAYER_CODE == vl_datap->mType)
        {
                mCloudBits += mesg_size * 8;
        }
        else
        {
                llerrs << "Unknown layer type!" << (S32)vl_datap->mType << llendl;
        }

        mPacketData.put(vl_datap);
}

void LLVLManager::unpackData(const S32 num_packets)
{
        static LLFrameTimer decode_timer;
        
        S32 i;
        for (i = 0; i < mPacketData.count(); i++)
        {
                LLVLData *datap = mPacketData[i];

                LLBitPack bit_pack(datap->mData, datap->mSize);
                LLGroupHeader goph;

                decode_patch_group_header(bit_pack, &goph);
                if (LAND_LAYER_CODE == datap->mType)
                {
                        datap->mRegionp->getLand().decompressDCTPatch(bit_pack, &goph, FALSE);
                }
                else if (WIND_LAYER_CODE == datap->mType)
                {
                        datap->mRegionp->mWind.decompress(bit_pack, &goph);

                }
                else if (CLOUD_LAYER_CODE == datap->mType)
                {
                        datap->mRegionp->mCloudLayer.decompress(bit_pack, &goph);
                }
        }

        for (i = 0; i < mPacketData.count(); i++)
        {
                delete mPacketData[i];
        }
        mPacketData.reset();

}

void LLVLManager::resetBitCounts()
{
        mLandBits = mWindBits = mCloudBits = 0;
}

S32 LLVLManager::getLandBits() const
{
        return mLandBits;
}

S32 LLVLManager::getWindBits() const
{
        return mWindBits;
}

S32 LLVLManager::getCloudBits() const
{
        return mCloudBits;
}

S32 LLVLManager::getTotalBytes() const
{
        return mLandBits + mWindBits + mCloudBits;
}

void LLVLManager::cleanupData(LLViewerRegion *regionp)
{
        S32 cur = 0;
        while (cur < mPacketData.count())
        {
                if (mPacketData[cur]->mRegionp == regionp)
                {
                        delete mPacketData[cur];
                        mPacketData.remove(cur);
                }
                else
                {
                        cur++;
                }
        }
}

LLVLData::LLVLData(LLViewerRegion *regionp, const S8 type, U8 *data, const S32 size)
{
        mType = type;
        mData = data;
        mRegionp = regionp;
        mSize = size;
}

LLVLData::~LLVLData()
{
        delete [] mData;
        mData = NULL;
        mRegionp = NULL;
}

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