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  1. using System;
  2. using System.Collections.Generic;
  3. using System.Linq;
  4. using System.Text;
  5. using UnityEngine;
  6.  
  7. namespace Mesher.Tools
  8. {
  9. 	public static class ExtrudeFaceSelectionExtensions
  10. 	{
  11. 		/// <summary>
  12. 		/// Extrudes the vertices of that by the given factor by using mode to describe the extrude direction.
  13. 		/// </summary>
  14. 		/// <param name="that"></param>
  15. 		/// <param name="factor">How far should we extrude</param>
  16. 		/// <param name="mode">Which direction should we extrude</param>
  17. 		/// <returns>The sides created by the operation.</returns>
  18. 		public static FaceSelection Extrude(this FaceSelection that, float factor, MoveMode mode = MoveMode.UseVertexNormal)
  19. 		{
  20. 			var sides = that.Bevel(factor, 1.0f, mode);
  21. 			return sides;
  22. 		}
  23.  
  24. 		/// <summary>
  25. 		/// Extrudes the vertices of that by the given factor by using mode to describe the extrude direction.
  26. 		/// </summary>
  27. 		/// <param name="that"></param>
  28. 		/// <param name="extrudeDirection">To where should we extrude</param>
  29. 		/// <param name="mode">Which direction should we extrude</param>
  30. 		/// <returns>The sides created by the operation.</returns>
  31. 		public static FaceSelection Extrude(this FaceSelection that, Vector3 extrudeDirection)
  32. 		{
  33. 			var sides = that.Bevel(extrudeDirection, 1.0f);
  34. 			return sides;
  35. 		}
  36.  
  37. 		/// <summary>
  38. 		/// Extrudes the vertices of that by the given factor by using mode to describe the extrude direction. After this operation has been finished
  39. 		/// that will be scaled be capScale.
  40. 		/// </summary>
  41. 		/// <param name="that"></param>
  42. 		/// <param name="factor">How far should we extrude</param>
  43. 		/// <param name="capScale">How much should that be scaled after extruding</param>
  44. 		/// <param name="mode">Which direction should we extrude</param>
  45. 		/// <returns>The sides created by the operation.</returns>
  46. 		public static FaceSelection Bevel(this FaceSelection that, float factor, float capScale, MoveMode mode = MoveMode.UseVertexNormal)
  47. 		{
  48. 			return that.Bevel(factor, capScale, mode, null);
  49. 		}
  50.  
  51. 		/// <summary>
  52. 		/// Extrudes the vertices of that by the given factor by using mode to describe the extrude direction. After this operation has been finished
  53. 		/// that will be scaled be capScale.
  54. 		/// </summary>
  55. 		/// <param name="that"></param>
  56. 		/// <param name="extrudeDirection">To where should we extrude</param>
  57. 		/// <param name="capScale">How much should that be scaled after extruding</param>
  58. 		/// <returns>The sides created by the operation.</returns>
  59. 		public static FaceSelection Bevel(this FaceSelection that, Vector3 extrudeDirection, float capScale)
  60. 		{
  61. 			return that.Bevel(0, capScale, MoveMode.UseCollectionNormal, extrudeDirection);
  62. 		}
  63.  
  64. 		private static FaceSelection Bevel(this FaceSelection that, float factor, float capScale, MoveMode mode, Vector3? extrudeDirectionOverride)
  65. 		{
  66. 			if (that.Normal == Vector3.zero && mode == MoveMode.UseCollectionNormal && !extrudeDirectionOverride.HasValue)
  67. 				return new FaceSelection(new Face[0], that.Owner);
  68.  
  69. 			var sideFaces = new List<Face>();
  70.  
  71. 			var oldOutlineEdges = that.FindOutlineEdges(true);
  72. 			var oldToNewVertices = that.Detach();
  73. 			if (extrudeDirectionOverride.HasValue)
  74. 				that.Move(extrudeDirectionOverride.Value);
  75. 			else
  76. 				that.Move(factor, mode);
  77.  
  78. 			var newOutlineEdges = that.FindOutlineEdges(true);
  79.  
  80. 			var parentToCloneVertices = new Dictionary<Vertex, Vertex>();
  81. 			for (int i = 0; i < newOutlineEdges.Length; ++i)
  82. 			{
  83. 				var oldEdge = oldOutlineEdges[i];
  84. 				var newEdge = newOutlineEdges[i];
  85.  
  86. 				var relevantFace = newEdge.Faces.First(face => that.Faces.Contains(face));
  87.  
  88. 				Vertex original0 = oldEdge.Vertices[0];
  89. 				Vertex original1 = oldEdge.Vertices[1];
  90.  
  91. 				var target0 = oldToNewVertices[oldEdge.Vertices[0]];
  92. 				var target1 = oldToNewVertices[oldEdge.Vertices[1]];
  93.  
  94. 				bool isNewVertex;
  95. 				var clone0 = CommonFaceSelectionExtensions.CloneVertex(parentToCloneVertices, target0, true, out isNewVertex);
  96. 				var clone1 = CommonFaceSelectionExtensions.CloneVertex(parentToCloneVertices, target1, true, out isNewVertex);
  97.  
  98. 				var sideFace = new Face(new Vertex[]
  99. 				{
  100. 					original0,
  101. 					original1,
  102. 					clone1,
  103. 					clone0,
  104. 				});
  105.  
  106. 				if (factor < 0)
  107. 				{
  108. 					sideFace = new Face(new Vertex[]
  109. 					{
  110. 						clone1,
  111. 						clone0,
  112. 						original0,
  113. 						original1,
  114. 					});
  115. 				}
  116.  
  117. 				sideFace.CopyProperties(relevantFace);
  118. 				sideFaces.Add(sideFace);
  119. 				that.Owner.AddFace(sideFace);
  120. 			}
  121.  
  122. 			//if ((extrudeDirectionOverride.HasValue && extrudeDirectionOverride.Value.magnitude != 0) || factor != 0)
  123. 				that.WeldVertices();
  124.  
  125. 			if (capScale != 1.0f)
  126. 				that.Scale(capScale, Center.Face);
  127.  
  128. 			return new FaceSelection(sideFaces, that.Owner);
  129. 		}
  130. 	}
  131. }
  132.  
Compilation error #stdin compilation error #stdout 0s 0KB
comments (?)
stdin 
Standard input is empty
compilation info 
prog.cs(5,7): error CS0246: The type or namespace name `UnityEngine' could not be found. Are you missing a using directive or an assembly reference?
prog.cs(31,31): error CS0246: The type or namespace name `FaceSelection' could not be found. Are you missing a using directive or an assembly reference?
prog.cs(46,31): error CS0246: The type or namespace name `FaceSelection' could not be found. Are you missing a using directive or an assembly reference?
prog.cs(59,31): error CS0246: The type or namespace name `FaceSelection' could not be found. Are you missing a using directive or an assembly reference?
prog.cs(64,32): error CS0246: The type or namespace name `FaceSelection' could not be found. Are you missing a using directive or an assembly reference?
Compilation failed: 5 error(s), 0 warnings
stdout 
Standard output is empty
https://ideone.com/SrCuaN
language:
C# (gmcs 5.20.1)
created:
10 years ago
visibility:
secret

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