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author | Diva Canto | 2015-08-30 20:06:53 -0700 |
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committer | Diva Canto | 2015-08-30 20:06:53 -0700 |
commit | 1d6b33bc2da3b312cff1d1802a73aacdf72b0385 (patch) | |
tree | 393736b501aac3b31eb0810bb72d926c7f14fbf8 /OpenSim/Region/PhysicsModules/BulletS/BSMaterials.cs | |
parent | Moved instantiation of SceneCommunicationService object to inside the scene c... (diff) | |
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Major renaming of Physics dlls / folders. No functional changes, just renames.
Diffstat (limited to 'OpenSim/Region/PhysicsModules/BulletS/BSMaterials.cs')
-rwxr-xr-x | OpenSim/Region/PhysicsModules/BulletS/BSMaterials.cs | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/OpenSim/Region/PhysicsModules/BulletS/BSMaterials.cs b/OpenSim/Region/PhysicsModules/BulletS/BSMaterials.cs new file mode 100755 index 0000000..ee77d6e --- /dev/null +++ b/OpenSim/Region/PhysicsModules/BulletS/BSMaterials.cs | |||
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1 | /* | ||
2 | * Copyright (c) Contributors, http://opensimulator.org/ | ||
3 | * See CONTRIBUTORS.TXT for a full list of copyright holders. | ||
4 | * | ||
5 | * Redistribution and use in source and binary forms, with or without | ||
6 | * modification, are permitted provided that the following conditions are met: | ||
7 | * * Redistributions of source code must retain the above copyright | ||
8 | * notice, this list of conditions and the following disclaimer. | ||
9 | * * Redistributions in binary form must reproduce the above copyrightD | ||
10 | * notice, this list of conditions and the following disclaimer in the | ||
11 | * documentation and/or other materials provided with the distribution. | ||
12 | * * Neither the name of the OpenSimulator Project nor the | ||
13 | * names of its contributors may be used to endorse or promote products | ||
14 | * derived from this software without specific prior written permission. | ||
15 | * | ||
16 | * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY | ||
17 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED | ||
18 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE | ||
19 | * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY | ||
20 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES | ||
21 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; | ||
22 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND | ||
23 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||
24 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS | ||
25 | * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||
26 | */ | ||
27 | using System; | ||
28 | using System.Collections.Generic; | ||
29 | using System.Text; | ||
30 | using System.Reflection; | ||
31 | using Nini.Config; | ||
32 | |||
33 | namespace OpenSim.Region.Physics.BulletSPlugin | ||
34 | { | ||
35 | |||
36 | public struct MaterialAttributes | ||
37 | { | ||
38 | // Material type values that correspond with definitions for LSL | ||
39 | public enum Material : int | ||
40 | { | ||
41 | Stone = 0, | ||
42 | Metal, | ||
43 | Glass, | ||
44 | Wood, | ||
45 | Flesh, | ||
46 | Plastic, | ||
47 | Rubber, | ||
48 | Light, | ||
49 | // Hereafter are BulletSim additions | ||
50 | Avatar, | ||
51 | NumberOfTypes // the count of types in the enum. | ||
52 | } | ||
53 | |||
54 | // Names must be in the order of the above enum. | ||
55 | // These names must coorespond to the lower case field names in the MaterialAttributes | ||
56 | // structure as reflection is used to select the field to put the value in. | ||
57 | public static readonly string[] MaterialAttribs = { "Density", "Friction", "Restitution"}; | ||
58 | |||
59 | public MaterialAttributes(string t, float d, float f, float r) | ||
60 | { | ||
61 | type = t; | ||
62 | density = d; | ||
63 | friction = f; | ||
64 | restitution = r; | ||
65 | } | ||
66 | public string type; | ||
67 | public float density; | ||
68 | public float friction; | ||
69 | public float restitution; | ||
70 | } | ||
71 | |||
72 | public static class BSMaterials | ||
73 | { | ||
74 | // Attributes for each material type | ||
75 | private static readonly MaterialAttributes[] Attributes; | ||
76 | |||
77 | // Map of material name to material type code | ||
78 | public static readonly Dictionary<string, MaterialAttributes.Material> MaterialMap; | ||
79 | |||
80 | static BSMaterials() | ||
81 | { | ||
82 | // Attribute sets for both the non-physical and physical instances of materials. | ||
83 | Attributes = new MaterialAttributes[(int)MaterialAttributes.Material.NumberOfTypes * 2]; | ||
84 | |||
85 | // Map of name to type code. | ||
86 | MaterialMap = new Dictionary<string, MaterialAttributes.Material>(); | ||
87 | MaterialMap.Add("Stone", MaterialAttributes.Material.Stone); | ||
88 | MaterialMap.Add("Metal", MaterialAttributes.Material.Metal); | ||
89 | MaterialMap.Add("Glass", MaterialAttributes.Material.Glass); | ||
90 | MaterialMap.Add("Wood", MaterialAttributes.Material.Wood); | ||
91 | MaterialMap.Add("Flesh", MaterialAttributes.Material.Flesh); | ||
92 | MaterialMap.Add("Plastic", MaterialAttributes.Material.Plastic); | ||
93 | MaterialMap.Add("Rubber", MaterialAttributes.Material.Rubber); | ||
94 | MaterialMap.Add("Light", MaterialAttributes.Material.Light); | ||
95 | MaterialMap.Add("Avatar", MaterialAttributes.Material.Avatar); | ||
96 | } | ||
97 | |||
98 | // This is where all the default material attributes are defined. | ||
99 | public static void InitializeFromDefaults(ConfigurationParameters parms) | ||
100 | { | ||
101 | // Values from http://wiki.secondlife.com/wiki/PRIM_MATERIAL | ||
102 | float dDensity = parms.defaultDensity; | ||
103 | float dFriction = parms.defaultFriction; | ||
104 | float dRestitution = parms.defaultRestitution; | ||
105 | Attributes[(int)MaterialAttributes.Material.Stone] = | ||
106 | new MaterialAttributes("stone",dDensity, 0.8f, 0.4f); | ||
107 | Attributes[(int)MaterialAttributes.Material.Metal] = | ||
108 | new MaterialAttributes("metal",dDensity, 0.3f, 0.4f); | ||
109 | Attributes[(int)MaterialAttributes.Material.Glass] = | ||
110 | new MaterialAttributes("glass",dDensity, 0.2f, 0.7f); | ||
111 | Attributes[(int)MaterialAttributes.Material.Wood] = | ||
112 | new MaterialAttributes("wood",dDensity, 0.6f, 0.5f); | ||
113 | Attributes[(int)MaterialAttributes.Material.Flesh] = | ||
114 | new MaterialAttributes("flesh",dDensity, 0.9f, 0.3f); | ||
115 | Attributes[(int)MaterialAttributes.Material.Plastic] = | ||
116 | new MaterialAttributes("plastic",dDensity, 0.4f, 0.7f); | ||
117 | Attributes[(int)MaterialAttributes.Material.Rubber] = | ||
118 | new MaterialAttributes("rubber",dDensity, 0.9f, 0.9f); | ||
119 | Attributes[(int)MaterialAttributes.Material.Light] = | ||
120 | new MaterialAttributes("light",dDensity, dFriction, dRestitution); | ||
121 | Attributes[(int)MaterialAttributes.Material.Avatar] = | ||
122 | new MaterialAttributes("avatar",3.5f, 0.2f, 0f); | ||
123 | |||
124 | Attributes[(int)MaterialAttributes.Material.Stone + (int)MaterialAttributes.Material.NumberOfTypes] = | ||
125 | new MaterialAttributes("stonePhysical",dDensity, 0.8f, 0.4f); | ||
126 | Attributes[(int)MaterialAttributes.Material.Metal + (int)MaterialAttributes.Material.NumberOfTypes] = | ||
127 | new MaterialAttributes("metalPhysical",dDensity, 0.3f, 0.4f); | ||
128 | Attributes[(int)MaterialAttributes.Material.Glass + (int)MaterialAttributes.Material.NumberOfTypes] = | ||
129 | new MaterialAttributes("glassPhysical",dDensity, 0.2f, 0.7f); | ||
130 | Attributes[(int)MaterialAttributes.Material.Wood + (int)MaterialAttributes.Material.NumberOfTypes] = | ||
131 | new MaterialAttributes("woodPhysical",dDensity, 0.6f, 0.5f); | ||
132 | Attributes[(int)MaterialAttributes.Material.Flesh + (int)MaterialAttributes.Material.NumberOfTypes] = | ||
133 | new MaterialAttributes("fleshPhysical",dDensity, 0.9f, 0.3f); | ||
134 | Attributes[(int)MaterialAttributes.Material.Plastic + (int)MaterialAttributes.Material.NumberOfTypes] = | ||
135 | new MaterialAttributes("plasticPhysical",dDensity, 0.4f, 0.7f); | ||
136 | Attributes[(int)MaterialAttributes.Material.Rubber + (int)MaterialAttributes.Material.NumberOfTypes] = | ||
137 | new MaterialAttributes("rubberPhysical",dDensity, 0.9f, 0.9f); | ||
138 | Attributes[(int)MaterialAttributes.Material.Light + (int)MaterialAttributes.Material.NumberOfTypes] = | ||
139 | new MaterialAttributes("lightPhysical",dDensity, dFriction, dRestitution); | ||
140 | Attributes[(int)MaterialAttributes.Material.Avatar + (int)MaterialAttributes.Material.NumberOfTypes] = | ||
141 | new MaterialAttributes("avatarPhysical",3.5f, 0.2f, 0f); | ||
142 | } | ||
143 | |||
144 | // Under the [BulletSim] section, one can change the individual material | ||
145 | // attribute values. The format of the configuration parameter is: | ||
146 | // <materialName><Attribute>["Physical"] = floatValue | ||
147 | // For instance: | ||
148 | // [BulletSim] | ||
149 | // StoneFriction = 0.2 | ||
150 | // FleshRestitutionPhysical = 0.8 | ||
151 | // Materials can have different parameters for their static and | ||
152 | // physical instantiations. When setting the non-physical value, | ||
153 | // both values are changed. Setting the physical value only changes | ||
154 | // the physical value. | ||
155 | public static void InitializefromParameters(IConfig pConfig) | ||
156 | { | ||
157 | foreach (KeyValuePair<string, MaterialAttributes.Material> kvp in MaterialMap) | ||
158 | { | ||
159 | string matName = kvp.Key; | ||
160 | foreach (string attribName in MaterialAttributes.MaterialAttribs) | ||
161 | { | ||
162 | string paramName = matName + attribName; | ||
163 | if (pConfig.Contains(paramName)) | ||
164 | { | ||
165 | float paramValue = pConfig.GetFloat(paramName); | ||
166 | SetAttributeValue((int)kvp.Value, attribName, paramValue); | ||
167 | // set the physical value also | ||
168 | SetAttributeValue((int)kvp.Value + (int)MaterialAttributes.Material.NumberOfTypes, attribName, paramValue); | ||
169 | } | ||
170 | paramName += "Physical"; | ||
171 | if (pConfig.Contains(paramName)) | ||
172 | { | ||
173 | float paramValue = pConfig.GetFloat(paramName); | ||
174 | SetAttributeValue((int)kvp.Value + (int)MaterialAttributes.Material.NumberOfTypes, attribName, paramValue); | ||
175 | } | ||
176 | } | ||
177 | } | ||
178 | } | ||
179 | |||
180 | // Use reflection to set the value in the attribute structure. | ||
181 | private static void SetAttributeValue(int matType, string attribName, float val) | ||
182 | { | ||
183 | // Get the current attribute values for this material | ||
184 | MaterialAttributes thisAttrib = Attributes[matType]; | ||
185 | // Find the field for the passed attribute name (eg, find field named 'friction') | ||
186 | FieldInfo fieldInfo = thisAttrib.GetType().GetField(attribName.ToLower()); | ||
187 | if (fieldInfo != null) | ||
188 | { | ||
189 | fieldInfo.SetValue(thisAttrib, val); | ||
190 | // Copy new attributes back to array -- since MaterialAttributes is 'struct', passed by value, not reference. | ||
191 | Attributes[matType] = thisAttrib; | ||
192 | } | ||
193 | } | ||
194 | |||
195 | // Given a material type, return a structure of attributes. | ||
196 | public static MaterialAttributes GetAttributes(MaterialAttributes.Material type, bool isPhysical) | ||
197 | { | ||
198 | int ind = (int)type; | ||
199 | if (isPhysical) ind += (int)MaterialAttributes.Material.NumberOfTypes; | ||
200 | return Attributes[ind]; | ||
201 | } | ||
202 | } | ||
203 | } | ||