The GtkRadiant sources as originally released under the GPL license.

contrib/bobtoolz/DPatch.h

@@ -0,0 +1,75 @@
+/*
+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 "StdAfx.h"	// Added by ClassView
+#if _MSC_VER > 1000
+#pragma once
+#endif // _MSC_VER > 1000
+
+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;
+
+class Patch;
+
+#define MAX_PATCH_WIDTH 16
+#define MAX_PATCH_HEIGHT 16
+#define MIN_PATCH_WIDTH 3
+#define MIN_PATCH_HEIGHT 3
+
+class DPatch  
+{
+public:
+	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);
+	void RemoveFromRadiant(void);
+	scene::Node* QER_brush;
+	void LoadFromBrush(scene::Node* brush);
+	void BuildInRadiant(void* 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_)