1 /* 2 * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008) 3 * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved. 4 * 5 * Permission is hereby granted, free of charge, to any person obtaining a 6 * copy of this software and associated documentation files (the "Software"), 7 * to deal in the Software without restriction, including without limitation 8 * the rights to use, copy, modify, merge, publish, distribute, sublicense, 9 * and/or sell copies of the Software, and to permit persons to whom the 10 * Software is furnished to do so, subject to the following conditions: 11 * 12 * The above copyright notice including the dates of first publication and 13 * either this permission notice or a reference to 14 * http://oss.sgi.com/projects/FreeB/ 15 * shall be included in all copies or substantial portions of the Software. 16 * 17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 18 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 20 * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 21 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 22 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE 23 * SOFTWARE. 24 * 25 * Except as contained in this notice, the name of Silicon Graphics, Inc. 26 * shall not be used in advertising or otherwise to promote the sale, use or 27 * other dealings in this Software without prior written authorization from 28 * Silicon Graphics, Inc. 29 */ 30 31 /* 32 * coveandtiler.h 33 * 34 */ 35 36 #ifndef __glucoveandtiler_h 37 #define __glucoveandtiler_h 38 39 #include "trimregion.h" 40 //#include "trimvertex.h" 41 #include "gridvertex.h" 42 43 class Backend; 44 class GridTrimVertex; 45 46 class CoveAndTiler : virtual public TrimRegion { 47 public: 48 CoveAndTiler( Backend& ); 49 ~CoveAndTiler( void ); 50 void coveAndTile( void ); 51 private: 52 Backend& backend; 53 static const int MAXSTRIPSIZE; 54 void tile( long, long, long ); 55 void coveLowerLeft( void ); 56 void coveLowerRight( void ); 57 void coveUpperLeft( void ); 58 void coveUpperRight( void ); 59 void coveUpperLeftNoGrid( TrimVertex * ); 60 void coveUpperRightNoGrid( TrimVertex * ); 61 void coveLowerLeftNoGrid( TrimVertex * ); 62 void coveLowerRightNoGrid( TrimVertex * ); 63 void coveLL( void ); 64 void coveLR( void ); 65 void coveUL( void ); 66 void coveUR( void ); 67 inline void output( GridTrimVertex& ); 68 inline void output( GridVertex& ); 69 inline void output( TrimVertex* ); 70 }; 71 72 #endif /* __glucoveandtiler_h */ 73