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 
33 #ifndef _SAMPLECOMPBOT_H
34 #define _SAMPLECOMPBOT_H
35 
36 #include "sampleMonoPoly.h"
37 
38 void findBotLeftSegment(vertexArray* leftChain,
39 			Int leftEnd,
40 			Int leftCorner,
41 			Real u,
42 			Int& ret_index_mono,
43 			Int& ret_index_pass);
44 
45 void findBotRightSegment(vertexArray* rightChain,
46 			 Int rightEnd,
47 			 Int rightCorner,
48 			 Real u,
49 			 Int& ret_index_mono,
50 			 Int& ret_index_pass);
51 
52 
53 void sampleBotRightWithGridLinePost(Real* botVertex,
54 				    vertexArray* rightChain,
55 				    Int rightEnd,
56 				    Int segIndexMono,
57 				    Int segIndexPass,
58 				    Int rightCorner,
59 				    gridWrap* grid,
60 				    Int gridV,
61 				    Int leftU,
62 				    Int rightU,
63 				    primStream* pStream);
64 
65 
66 void sampleBotRightWithGridLine(Real* botVertex,
67 				vertexArray* rightChain,
68 				Int rightEnd,
69 				Int rightCorner,
70 				gridWrap* grid,
71 				Int gridV,
72 				Int leftU,
73 				Int rightU,
74 				primStream* pStream);
75 
76 
77 void sampleBotLeftWithGridLinePost(Real* botVertex,
78 				   vertexArray* leftChain,
79 				   Int leftEnd,
80 				   Int segIndexMono,
81 				   Int segIndexPass,
82 				   Int leftCorner,
83 				   gridWrap* grid,
84 				   Int gridV,
85 				   Int leftU,
86 				   Int rightU,
87 				   primStream* pStream);
88 
89 
90 void sampleBotLeftWithGridLine(Real* botVertex,
91 			       vertexArray* leftChain,
92 			       Int leftEnd,
93 			       Int leftCorner,
94 			       gridWrap* grid,
95 			       Int gridV,
96 			       Int leftU,
97 			       Int rightU,
98 			       primStream* pStream);
99 
100 
101 Int findBotSeparator(vertexArray* leftChain,
102 		     Int leftEnd,
103 		     Int leftCorner,
104 		     vertexArray* rightChain,
105 		     Int rightEnd,
106 		     Int rightCorner,
107 		     Int& ret_sep_left,
108 		     Int& ret_sep_right);
109 
110 void sampleCompBot(Real* botVertex,
111 		   vertexArray* leftChain,
112 		   Int leftEnd,
113 		   vertexArray* rightChain,
114 		   Int rightEnd,
115 		   gridBoundaryChain* leftGridChain,
116 		   gridBoundaryChain* rightGridChain,
117 		   Int gridIndex,
118 		   Int down_leftCornerWhere,
119 		   Int down_leftCornerIndex,
120 		   Int down_rightCornerWhere,
121 		   Int down_rightCornerIndex,
122 		   primStream* pStream);
123 
124 void sampleCompBotSimple(Real* botVertex,
125 		   vertexArray* leftChain,
126 		   Int leftEnd,
127 		   vertexArray* rightChain,
128 		   Int rightEnd,
129 		   gridBoundaryChain* leftGridChain,
130 		   gridBoundaryChain* rightGridChain,
131 		   Int gridIndex,
132 		   Int down_leftCornerWhere,
133 		   Int down_leftCornerIndex,
134 		   Int down_rightCornerWhere,
135 		   Int down_rightCornerIndex,
136 		   primStream* pStream);
137 
138 #endif
139