source: GTP/trunk/Lib/Geom/GTGeometry/src/GeoVertexBuffer.cpp @ 774

#include "GeoVertexBuffer.h"

using namespace Geometry;

//---------------------------------------------------------------------
VertexBuffer::~VertexBuffer()
{
        delete[] mPosition;
        delete[] mNormal;
        delete[] mTexCoords;
}

//---------------------------------------------------------------------
void VertexBuffer::Save(Serializer &s)
{
        s.WriteArray(&mVertexInfo,1);
        s.WriteArray(&mVertexCount,1);
        if (mVertexInfo & VERTEX_POSITION)
        {
                s.WriteArray(mPosition, mVertexCount);
        }
        if (mVertexInfo & VERTEX_NORMAL)
        {
                s.WriteArray(mNormal, mVertexCount);
        }
        if (mVertexInfo & VERTEX_TEXCOORDS)
        {
                s.WriteArray(mTexCoords, mVertexCount);
        }
}

//---------------------------------------------------------------------
void VertexBuffer::Load(Serializer &s)
{
        //Clear data
        delete[] mPosition;  mPosition = 0;
        delete[] mNormal;    mNormal = 0;
        delete[] mTexCoords; mTexCoords = 0;

        s.ReadArray(&mVertexInfo,1);
        s.ReadArray(&mVertexCount,1);
        if (mVertexInfo & VERTEX_POSITION)
        {
                mPosition = new Vector3[mVertexCount];
                s.ReadArray(mPosition, mVertexCount);
        }
        if (mVertexInfo & VERTEX_NORMAL)
        {
                mNormal = new Vector3[mVertexCount];
                s.ReadArray(mNormal, mVertexCount);
        }
        if (mVertexInfo & VERTEX_TEXCOORDS)
        {
                mTexCoords = new Vector2[mVertexCount];
                s.ReadArray(mTexCoords, mVertexCount);
        }
}

//---------------------------------------------------------------------
VertexBuffer *VertexBuffer::Clone() const
{
        VertexBuffer *vnew = new VertexBuffer();
        vnew->mVertexInfo = mVertexInfo;
        vnew->mVertexCount = mVertexCount;
        vnew->mPosition = new Vector3[mVertexCount];
        vnew->mNormal = new Vector3[mVertexCount];
        vnew->mTexCoords = new Vector2[mVertexCount];

        memcpy(vnew->mPosition, mPosition, mVertexCount*sizeof(Vector3));
        memcpy(vnew->mNormal, mNormal, mVertexCount*sizeof(Vector3));
        memcpy(vnew->mTexCoords, mTexCoords, mVertexCount*sizeof(Vector2));
        return vnew;
}