TriangleStrip.h

#pragma once
#include "TerrainCommon.h"
#include "Terrain.h"
#include "TerrainBlock.h"
#include "VertexFVF.h"

namespace ParaTerrain
{
    class TriangleStrip
    {
    public:
        TriangleStrip();
        TriangleStrip(const TriangleStrip& ts);
        ~TriangleStrip();
        void Render(Terrain * pTerrain);
        inline int GetTriangleNum()
        {
            return (m_bEnabled) ? (m_NumberOfVertices-2) : 0;
        }

        int BuildTriangles(Terrain * pTerrain, terrain_vertex * pIndices, int nStart);
        int BuildTriangles(Terrain * pTerrain, terrain_vertex_normal * pIndices, int nStart);
        inline bool IsEnabled(){return m_bEnabled;}
    private:
        uint32 m_pVertices[6];  // Indices into the terrain vertices
        unsigned char m_NumberOfVertices;
        float fOffsetTexU, fOffsetTexV;
        // in range [0, 8*8)
        int texture_group_id;
        bool m_bEnabled;

        friend class TerrainBlock;
        friend class Terrain;
        friend class TerrainBuffer;
    };
}