/* bzflag
 * Copyright (c) 1993-2017 Tim Riker
 *
 * This package is free software;  you can redistribute it and/or
 * modify it under the terms of the license found in the file
 * named COPYING that should have accompanied this file.
 *
 * THIS PACKAGE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 */

/* PolyWallSceneNode:
 *	Encapsulates information for rendering a planar
 *	polygonal wall.  Does not support level of detail.
 */

#ifndef	BZF_POLY_WALL_SCENE_NODE_H
#define	BZF_POLY_WALL_SCENE_NODE_H

#include "common.h"
#include "WallSceneNode.h"

class PolyWallSceneNode : public WallSceneNode {
  public:
			PolyWallSceneNode(const GLfloat3Array& vertices,
					const GLfloat2Array& uvs);
			~PolyWallSceneNode();

    int			split(const float*, SceneNode*&, SceneNode*&) const;

    void		addRenderNodes(SceneRenderer&);
    void		addShadowNodes(SceneRenderer&);
    void		renderRadar();

    void		getRenderNodes(std::vector<RenderSet>& rnodes);

  protected:
    class Geometry : public RenderNode {
      public:
			Geometry(PolyWallSceneNode*,
				const GLfloat3Array& vertices,
				const GLfloat2Array& uvs,
				const GLfloat* normal);
			~Geometry();
	void		setStyle(int _style) { style = _style; }
	void		render();
	const GLfloat*	getPosition() const { return wall->getSphere(); }
      private:
	void		drawV() const;
	void		drawVT() const;
      private:
	PolyWallSceneNode* wall;
	int		style;
	const GLfloat*	normal;
      public:
	GLfloat3Array	vertex;
	GLfloat2Array	uv;
    };

  private:
    Geometry*		node;
    Geometry*		shadowNode;
};

#endif // BZF_POLY_WALL_SCENE_NODE_H

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