EDE_GridSceneNode.h

#pragma once
#include "ED_Engine.h"

class EDE_GridSceneNode : public ISceneNode
{
    private:
        ///////////
        // The Grid
        ///////////
        vector3df gridPos;

        float cellSize;
        int widthInCells, heightInCells;

        u16** uIndicesVertical;
        S3DVertex** verticesVertical;
        u16** uIndicesHorizontal;
        S3DVertex** verticesHorizontal;

        SColor color;

        aabbox3d<f32> Box;
        SMaterial Material;

    private:
        void createGridFlat();
        void createGridOnFullTerrain(ITerrainSceneNode* terrainSceneNode);
        void createGridOnPositionTerrain(ITerrainSceneNode* terrainSceneNode);

        void renderGrid(IVideoDriver* driver, SColor color);

        void setupVertexArrays();

    public:
        EDE_GridSceneNode(ISceneNode* parent, ISceneManager* smgr, s32 id = -1);

        void initGridOverFullTerrain( ITerrainSceneNode* terrainSceneNode, ITexture* heightmapTexture, vector3df gridPos = vector3df(0.0f, 0.0f, 0.0f), float cellSize = 1.0f, SColor color = SColor(255, 255, 255, 255));
        void initGridOverPositionTerrain( ITerrainSceneNode* terrainSceneNode, int widthInCells, int heightInCells, vector3df gridPos = vector3df(0.0f, 0.0f, 0.0f), float cellSize = 1.0f, SColor color = SColor(255, 255, 255, 255));
        void initGridFlat(int widthInCells, int heightInCells, vector3df gridPos = vector3df(0.0f, 0.0f, 0.0f), float cellSize = 1.0f, SColor color = SColor(255, 255, 255, 255));

        virtual void OnRegisterSceneNode();
        virtual void render();
        virtual const core::aabbox3d<f32>& getBoundingBox() const;
        virtual u32 getMaterialCount() const;
        virtual video::SMaterial& getMaterial(u32 i);
};