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 * basicsurfeval.h 33 * 34 */ 35 36 #ifndef __glubasicsurfeval_h_ 37 #define __glubasicsurfeval_h_ 38 39 #include "types.h" 40 #include "displaymode.h" 41 #include "cachingeval.h" 42 43 class BasicSurfaceEvaluator : public CachingEvaluator { 44 public: ~BasicSurfaceEvaluator()45 virtual ~BasicSurfaceEvaluator() { /* silence warning*/ } 46 virtual void range2f( long, REAL *, REAL * ); 47 virtual void domain2f( REAL, REAL, REAL, REAL ); 48 49 virtual void enable( long ); 50 virtual void disable( long ); 51 virtual void bgnmap2f( long ); 52 virtual void map2f( long, REAL, REAL, long, long, 53 REAL, REAL, long, long, 54 REAL * ); 55 virtual void mapgrid2f( long, REAL, REAL, long, REAL, REAL ); 56 virtual void mapmesh2f( long, long, long, long, long ); 57 virtual void evalcoord2f( long, REAL, REAL ); 58 virtual void evalpoint2i( long, long ); 59 virtual void endmap2f( void ); 60 61 virtual void polymode( long ); 62 virtual void bgnline( void ); 63 virtual void endline( void ); 64 virtual void bgnclosedline( void ); 65 virtual void endclosedline( void ); 66 virtual void bgntmesh( void ); 67 virtual void swaptmesh( void ); 68 virtual void endtmesh( void ); 69 virtual void bgnqstrip( void ); 70 virtual void endqstrip( void ); 71 72 virtual void bgntfan( void ); 73 virtual void endtfan( void ); 74 75 virtual void evalUStrip(int n_upper, REAL v_upper, REAL* upper_val, 76 int n_lower, REAL v_lower, REAL* lower_val 77 ) = 0; 78 79 virtual void evalVStrip(int n_left, REAL u_left, REAL* left_val, 80 int n_right, REAL u_right, REAL* right_val 81 ) = 0; 82 virtual void inDoEvalCoord2NOGE(REAL u, REAL v, REAL* ret_point, REAL* ret_normal) = 0; 83 virtual void inDoEvalCoord2NOGE_BU(REAL u, REAL v, REAL* ret_point, REAL* ret_normal) = 0; 84 virtual void inDoEvalCoord2NOGE_BV(REAL u, REAL v, REAL* ret_point, REAL* ret_normal) = 0; 85 virtual void inPreEvaluateBV_intfac(REAL v ) = 0; 86 virtual void inPreEvaluateBU_intfac(REAL u ) = 0; 87 88 }; 89 90 #endif /* __glubasicsurfeval_h_ */ 91