/*
BobToolz plugin for GtkRadiant
Copyright (C) 2001 Gordon Biggans

This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.

This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

// DPatch.h: interface for the DPatch class.
//
//////////////////////////////////////////////////////////////////////

#if !defined(AFX_DPATCH_H__26C6B083_CE5B_420B_836B_1DDA733C04CE__INCLUDED_)
#define AFX_DPATCH_H__26C6B083_CE5B_420B_836B_1DDA733C04CE__INCLUDED_

#include <list>

typedef struct
{	
	bool mergable;
	int pos1;
	int pos2;
} patch_merge_t;

typedef struct {
	float xyz[3];
	float st[2];
	float normal[3];
  float lightmap[2];
} drawVert_t;

namespace scene
{
  class Node;
  class Instance;
}

#define MAX_PATCH_WIDTH 16
#define MAX_PATCH_HEIGHT 16
#define MIN_PATCH_WIDTH 3
#define MIN_PATCH_HEIGHT 3

class DPatch  
{
public:
	std::list<DPatch> Split(bool rows, bool cols);
	void Transpose();
	void Invert();
	DPatch* MergePatches(patch_merge_t merge_info, DPatch* p1, DPatch* p2);
	patch_merge_t IsMergable(DPatch* other);
  bool ResetTextures(const char *oldTextureName, const char *newTextureName);
  scene::Node* QER_entity;
	scene::Node* QER_brush;
	void LoadFromPatch(scene::Instance& patch);
	void BuildInRadiant(scene::Node* entity = NULL);
	void SetTexture(const char* textureName);
	char texture[256];
	int width, height;
	drawVert_t points[MAX_PATCH_WIDTH][MAX_PATCH_HEIGHT];
	DPatch();
	virtual ~DPatch();

};

#endif // !defined(AFX_DPATCH_H__26C6B083_CE5B_420B_836B_1DDA733C04CE__INCLUDED_)