gl/mesa/src/glu/sgi/libnurbs/nurbtess/sampleCompRight.h

   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"),
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  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.
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  17  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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  23  * SOFTWARE.
  24  *
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  29  */
  30 /*
  31 */
  32
  33 #ifndef _SAMPLECOMPRIGHT_H
  34 #define _SAMPLECOMPRIGHT_H
  35
  36 #define NOT_TAKEOUT
  37
  38 #include "sampleMonoPoly.h"
  39 void stripOfFanRight(vertexArray* rightChain,
  40                     Int largeIndex,
  41                     Int smallIndex,
  42                     gridWrap* grid,
  43                     Int vlineIndex,
  44                     Int ulineSmallIndex,
  45                     Int ulineLargeIndex,
  46                     primStream* pStream,
  47                     Int gridLineUp /*1 if grid line is above the trim lines */
  48                      );
  49
  50 #ifdef NOT_TAKEOUT
  51 void sampleRightStripRecF(vertexArray* rightChain,
  52                      Int topRightIndex,
  53                      Int botRightIndex,
  54                      gridBoundaryChain* rightGridChain,
  55                      Int rightGridChainStartIndex,
  56                      Int rightGridChainEndIndex,
  57                      primStream* pStream
  58                      );
  59 //the degenerate case of sampleRightOneGridStep
  60 void sampleRightOneGridStepNoMiddle(vertexArray* rightChain,
  61                                     Int beginRightIndex,
  62                                     Int endRightIndex,
  63                                     gridBoundaryChain* rightGridChain,
  64                                     Int rightGridChainStartIndex,
  65                                     primStream* pStream);
  66 //sampling the right area in between two grid lines
  67 //shape: _________|
  68 void sampleRightOneGridStep(vertexArray* rightChain,
  69                             Int beginRightIndex,
  70                             Int endRightIndex,
  71                             gridBoundaryChain* rightGridChain,
  72                             Int rightGridChainStartIndex,
  73                             primStream* pStream);
  74 void sampleRightSingleTrimEdgeRegion(Real upperVert[2], Real lowerVert[2],
  75                                      gridBoundaryChain* gridChain,
  76                                      Int beginIndex,
  77                                      Int endIndex,
  78                                      primStream* pStream);
  79 //the degenerate case of sampleRightOneGridStep
  80 void sampleRightOneGridStepNoMiddle(vertexArray* rightChain,
  81                                     Int beginRightIndex,
  82                                     Int endRightIndex,
  83                                     gridBoundaryChain* rightGridChain,
  84                                     Int rightGridChainStartIndex,
  85                                     primStream* pStream);
  86
  87 void sampleCompRight(Real* topVertex, Real* botVertex,
  88                     vertexArray* leftChain,
  89                     Int leftStartIndex, Int leftEndIndex,
  90                     vertexArray* rightChain,
  91                     Int rightStartIndex, Int rightEndIndex,
  92                     gridBoundaryChain* rightGridChain,
  93                     Int gridIndex1, Int gridIndex2,
  94                     Int up_leftCornerWhere,
  95                     Int up_leftCornerIndex,
  96                     Int down_leftCornerWhere,
  97                     Int down_leftCornerIndex,
  98                     primStream* pStream);
  99
 100 void sampleRightSingleTrimEdgeRegionGen(Real topVert[2], Real botVert[2],
 101                                        vertexArray* rightChain,
 102                                        Int rightStart,
 103                                        Int rightEnd,
 104                                        gridBoundaryChain* gridChain,
 105                                        Int gridBegindex,
 106                                        Int gridEndIndex,
 107                                        vertexArray* leftChain,
 108                                        Int leftUpBegin,
 109                                        Int leftUpEnd,
 110                                        Int leftDownBegin,
 111                                        Int leftDownEnd,
 112                                        primStream* pStream);
 113 #endif
 114
 115 #endif
 116
 117