corrade-vassal – Blame information for rev 1
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1 | vero | 1 | /* |
2 | * Copyright (c) 2006-2014, openmetaverse.org |
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3 | * All rights reserved. |
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4 | * |
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5 | * - Redistribution and use in source and binary forms, with or without |
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6 | * modification, are permitted provided that the following conditions are met: |
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7 | * |
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8 | * - Redistributions of source code must retain the above copyright notice, this |
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9 | * list of conditions and the following disclaimer. |
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10 | * - Neither the name of the openmetaverse.org nor the names |
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11 | * of its contributors may be used to endorse or promote products derived from |
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12 | * this software without specific prior written permission. |
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13 | * |
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14 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
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15 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
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16 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
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17 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE |
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18 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
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19 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
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20 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
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21 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
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22 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
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23 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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24 | * POSSIBILITY OF SUCH DAMAGE. |
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25 | */ |
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26 | |||
27 | using System; |
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28 | using System.Collections.Generic; |
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29 | using OpenMetaverse.Rendering; |
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30 | using OpenMetaverse.StructuredData; |
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31 | |||
32 | namespace OpenMetaverse.ImportExport |
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33 | { |
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34 | |||
35 | public class ModelMaterial |
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36 | { |
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37 | public string ID; |
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38 | public Color4 DiffuseColor = Color4.White; |
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39 | public string Texture; |
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40 | public byte[] TextureData; |
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41 | } |
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42 | |||
43 | public class ModelFace |
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44 | { |
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45 | public List<Vertex> Vertices = new List<Vertex>(); |
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46 | public List<uint> Indices = new List<uint>(); |
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47 | public string MaterialID = string.Empty; |
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48 | public ModelMaterial Material = new ModelMaterial(); |
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49 | |||
50 | Dictionary<Vertex, int> LookUp = new Dictionary<Vertex, int>(); |
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51 | |||
52 | public void AddVertex(Vertex v) |
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53 | { |
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54 | int index; |
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55 | |||
56 | if (LookUp.ContainsKey(v)) |
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57 | { |
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58 | index = LookUp[v]; |
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59 | } |
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60 | else |
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61 | { |
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62 | index = Vertices.Count; |
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63 | Vertices.Add(v); |
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64 | LookUp[v] = index; |
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65 | } |
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66 | |||
67 | Indices.Add((uint)index); |
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68 | } |
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69 | |||
70 | } |
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71 | |||
72 | public class ModelPrim |
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73 | { |
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74 | public List<Vector3> Positions; |
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75 | public Vector3 BoundMin = new Vector3(float.MaxValue, float.MaxValue, float.MaxValue); |
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76 | public Vector3 BoundMax = new Vector3(float.MinValue, float.MinValue, float.MinValue); |
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77 | public Vector3 Position; |
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78 | public Vector3 Scale; |
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79 | public Quaternion Rotation = Quaternion.Identity; |
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80 | public List<ModelFace> Faces = new List<ModelFace>(); |
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81 | public string ID; |
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82 | public byte[] Asset; |
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83 | |||
84 | public void CreateAsset(UUID creator) |
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85 | { |
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86 | OSDMap header = new OSDMap(); |
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87 | header["version"] = 1; |
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88 | header["creator"] = creator; |
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89 | header["date"] = DateTime.Now; |
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90 | |||
91 | OSDArray faces = new OSDArray(); |
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92 | foreach (var face in Faces) |
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93 | { |
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94 | OSDMap faceMap = new OSDMap(); |
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95 | |||
96 | // Find UV min/max |
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97 | Vector2 uvMin = new Vector2(float.MaxValue, float.MaxValue); |
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98 | Vector2 uvMax = new Vector2(float.MinValue, float.MinValue); |
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99 | foreach (var v in face.Vertices) |
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100 | { |
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101 | if (v.TexCoord.X < uvMin.X) uvMin.X = v.TexCoord.X; |
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102 | if (v.TexCoord.Y < uvMin.Y) uvMin.Y = v.TexCoord.Y; |
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103 | |||
104 | if (v.TexCoord.X > uvMax.X) uvMax.X = v.TexCoord.X; |
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105 | if (v.TexCoord.Y > uvMax.Y) uvMax.Y = v.TexCoord.Y; |
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106 | } |
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107 | OSDMap uvDomain = new OSDMap(); |
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108 | uvDomain["Min"] = uvMin; |
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109 | uvDomain["Max"] = uvMax; |
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110 | faceMap["TexCoord0Domain"] = uvDomain; |
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111 | |||
112 | |||
113 | OSDMap positionDomain = new OSDMap(); |
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114 | positionDomain["Min"] = new Vector3(-0.5f, -0.5f, -0.5f); |
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115 | positionDomain["Max"] = new Vector3(0.5f, 0.5f, 0.5f); |
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116 | faceMap["PositionDomain"] = positionDomain; |
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117 | |||
118 | List<byte> posBytes = new List<byte>(face.Vertices.Count * sizeof(UInt16) * 3); |
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119 | List<byte> norBytes = new List<byte>(face.Vertices.Count * sizeof(UInt16) * 3); |
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120 | List<byte> uvBytes = new List<byte>(face.Vertices.Count * sizeof(UInt16) * 2); |
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121 | |||
122 | foreach (var v in face.Vertices) |
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123 | { |
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124 | posBytes.AddRange(Utils.UInt16ToBytes(Utils.FloatToUInt16(v.Position.X, -0.5f, 0.5f))); |
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125 | posBytes.AddRange(Utils.UInt16ToBytes(Utils.FloatToUInt16(v.Position.Y, -0.5f, 0.5f))); |
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126 | posBytes.AddRange(Utils.UInt16ToBytes(Utils.FloatToUInt16(v.Position.Z, -0.5f, 0.5f))); |
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127 | |||
128 | norBytes.AddRange(Utils.UInt16ToBytes(Utils.FloatToUInt16(v.Normal.X, -1f, 1f))); |
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129 | norBytes.AddRange(Utils.UInt16ToBytes(Utils.FloatToUInt16(v.Normal.Y, -1f, 1f))); |
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130 | norBytes.AddRange(Utils.UInt16ToBytes(Utils.FloatToUInt16(v.Normal.Z, -1f, 1f))); |
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131 | |||
132 | uvBytes.AddRange(Utils.UInt16ToBytes(Utils.FloatToUInt16(v.TexCoord.X, uvMin.X, uvMax.X))); |
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133 | uvBytes.AddRange(Utils.UInt16ToBytes(Utils.FloatToUInt16(v.TexCoord.Y, uvMin.Y, uvMax.Y))); |
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134 | } |
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135 | |||
136 | faceMap["Position"] = posBytes.ToArray(); |
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137 | faceMap["Normal"] = norBytes.ToArray(); |
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138 | faceMap["TexCoord0"] = uvBytes.ToArray(); |
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139 | |||
140 | List<byte> indexBytes = new List<byte>(face.Indices.Count * sizeof(UInt16)); |
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141 | foreach (var t in face.Indices) |
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142 | { |
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143 | indexBytes.AddRange(Utils.UInt16ToBytes((ushort)t)); |
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144 | } |
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145 | faceMap["TriangleList"] = indexBytes.ToArray(); |
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146 | |||
147 | faces.Add(faceMap); |
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148 | } |
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149 | |||
150 | byte[] physicStubBytes = Helpers.ZCompressOSD(PhysicsStub()); |
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151 | |||
152 | byte[] meshBytes = Helpers.ZCompressOSD(faces); |
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153 | int n = 0; |
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154 | |||
155 | OSDMap lodParms = new OSDMap(); |
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156 | lodParms["offset"] = n; |
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157 | lodParms["size"] = meshBytes.Length; |
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158 | header["high_lod"] = lodParms; |
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159 | n += meshBytes.Length; |
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160 | |||
161 | lodParms = new OSDMap(); |
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162 | lodParms["offset"] = n; |
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163 | lodParms["size"] = physicStubBytes.Length; |
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164 | header["physics_convex"] = lodParms; |
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165 | n += physicStubBytes.Length; |
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166 | |||
167 | byte[] headerBytes = OSDParser.SerializeLLSDBinary(header, false); |
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168 | n += headerBytes.Length; |
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169 | |||
170 | Asset = new byte[n]; |
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171 | |||
172 | int offset = 0; |
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173 | Buffer.BlockCopy(headerBytes, 0, Asset, offset, headerBytes.Length); |
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174 | offset += headerBytes.Length; |
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175 | |||
176 | Buffer.BlockCopy(meshBytes, 0, Asset, offset, meshBytes.Length); |
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177 | offset += meshBytes.Length; |
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178 | |||
179 | Buffer.BlockCopy(physicStubBytes, 0, Asset, offset, physicStubBytes.Length); |
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180 | offset += physicStubBytes.Length; |
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181 | |||
182 | } |
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183 | |||
184 | public static OSD PhysicsStub() |
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185 | { |
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186 | OSDMap ret = new OSDMap(); |
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187 | ret["Max"] = new Vector3(0.5f, 0.5f, 0.5f); |
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188 | ret["Min"] = new Vector3(-0.5f, -0.5f, -0.5f); |
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189 | ret["BoundingVerts"] = new byte[] { 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 255, 255, 255, 127, 0, 0, 255, 255, 255, 127, 255, 255, 255, 255, 0, 0, 0, 0, 0, 0, 0, 0, 255, 255, 0, 0, 255, 255, 0, 0, 255, 127, 255, 255, 255, 255, 255, 255, 0, 0, 255, 255, 255, 255, 255, 255, 0, 0, 0, 0, 255, 255, 0, 0, 255, 255 }; |
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190 | return ret; |
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191 | } |
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192 | |||
193 | } |
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194 | } |