IrrlichtNETCP.VideoDriver.CreateRenderTargetTexture C# (CSharp) Method

        public Texture CreateRenderTargetTexture(Dimension2D size)
        {
            return (Texture)
                NativeElement.GetObject(VideoDriver_CreateRenderTargetTexture(_raw, size.ToUnmanaged()),
                                        typeof(Texture));
        }

		public WaterSceneNode(SceneNode parent, SceneManager mgr, Dimension2Df tileSize,
		                      Dimension2D tileCount, Dimension2D precision, int id) : 
			base(parent, mgr, id)
		{
			_scene = mgr;
			_driver = mgr.VideoDriver;
			
			AnimatedMesh wmesh =  _scene.AddHillPlaneMesh("watermesh" + _current,
                tileSize,
                tileCount, 0,
                new Dimension2Df(0, 0),
                new Dimension2Df(1, 1));
           	_current++; 
           	 
            int dmat = (int)MaterialType.Reflection2Layer;
            if(_driver.DriverType == DriverType.OpenGL)
                dmat = _driver.GPUProgrammingServices.AddHighLevelShaderMaterial(
                 WATER_VERTEX_GLSL, "main", VertexShaderType._1_1, WATER_FRAGMENT_GLSL,
                 "main", PixelShaderType._1_1, OnShaderSet, MaterialType.TransparentAlphaChannel, 0);
            else
                dmat = _driver.GPUProgrammingServices.AddHighLevelShaderMaterial(
                 WATER_HLSL, "vertexMain", VertexShaderType._2_0, WATER_HLSL,
                 "pixelMain", PixelShaderType._2_0, OnShaderSet, MaterialType.TransparentAlphaChannel, 2);

            if (_driver.DriverType == DriverType.OpenGL)
                ClampShader = _driver.GPUProgrammingServices.AddHighLevelShaderMaterial(
                 CLAMP_VERTEX_GLSL, "main", VertexShaderType._1_1, CLAMP_FRAGMENT_GLSL,
                 "main", PixelShaderType._1_1, OnShaderSet, MaterialType.TransparentAlphaChannel, 1);
            else
                ClampShader = _driver.GPUProgrammingServices.AddHighLevelShaderMaterial(
                 CLAMP_HLSL, "vertexMain", VertexShaderType._2_0, CLAMP_HLSL,
                 "pixelMain", PixelShaderType._2_0, OnShaderSet, MaterialType.TransparentAlphaChannel, 3);
                 
           	_waternode = _scene.AddMeshSceneNode(wmesh.GetMesh(0), this, -1);  
            _waternode.SetMaterialType(dmat);
            _waternode.SetMaterialFlag(MaterialFlag.BackFaceCulling, false);
            _waternode.SetMaterialFlag(MaterialFlag.Lighting, false);
            _waternode.SetMaterialFlag(MaterialFlag.FogEnable, false);
            
            _rt = _driver.CreateRenderTargetTexture(precision);
            _waternode.SetMaterialTexture(0, _rt); 
            
            CameraSceneNode oldcam = _scene.ActiveCamera;
            _fixedcam = _scene.AddCameraSceneNode(null);
            if(oldcam != null)
            	_scene.ActiveCamera = oldcam;
		}