#include "GeoSubMesh.h"

using namespace Geometry;

SubMesh::SubMesh():
	mIndex(0), mVertexBuffer(0), mIndexCount(0),mSharedVertexBuffer(false), mStrip(0), mStripCount(0), mType(GEO_TRIANGLE_LIST)
{
	strcpy(mMaterialName,"");
}

SubMesh::~SubMesh()
{
	delete[] mIndex;
	if (!mSharedVertexBuffer) delete mVertexBuffer;
}

void SubMesh::Load(Serializer &s)
{
	//Clear Data:
	delete[] mIndex; mIndex = 0;
	if (!mSharedVertexBuffer)
	{
		delete mVertexBuffer;
		mVertexBuffer = 0;
	}
	mIndexCount = 0;

	//Load Data from Serializer
	s.ReadArray(&mSharedVertexBuffer,1);
	if (mSharedVertexBuffer)
	{
		mVertexBuffer = 0;
	}
	else
	{
		mVertexBuffer = new VertexBuffer();
		mVertexBuffer->Load(s);
	};

	s.ReadArray(&mIndexCount,1);
	mIndex = new Index[mIndexCount];
	s.ReadArray(mIndex,mIndexCount);
}

void SubMesh::Save(Serializer &s)
{
	s.WriteArray(&mSharedVertexBuffer,1);
	if (!mSharedVertexBuffer)
	{
		mVertexBuffer->Save(s);
	}
	s.WriteArray(&mIndexCount,1);
	s.WriteArray(mIndex,mIndexCount);
}