OniSplit/Xml/ParticleXmlExporter.cs

using System;
using System.Collections.Generic;
using System.Globalization;
using System.Xml;
using Oni.Imaging;

namespace Oni.Xml
{
    using Oni.Particles;

    internal class ParticleXmlExporter : ParticleXml
    {
        #region Private data
        private Particle particle;
        private XmlWriter xml;
        #endregion

        private ParticleXmlExporter(Particle particle, XmlWriter writer)
        {
            this.particle = particle;
            this.xml = writer;
        }

        public static void Export(string name, BinaryReader rawReader, XmlWriter xml)
        {
            var particle = new Oni.Particles.Particle(rawReader);

            xml.WriteStartElement("Particle");
            xml.WriteAttributeString("Name", name);

            var exporter = new ParticleXmlExporter(particle, xml);
            exporter.Write();

            xml.WriteEndElement();
        }

        public void Write()
        {
            WriteOptions();
            WriteProperties();
            WriteAppearance();
            WriteAttractor();
            WriteVariables();
            WriteEmitters();
            WriteEvents();
        }

        private void WriteProperties()
        {
            xml.WriteStartElement("Properties");

            int flagValue = 0x00001000;

            for (int i = 0; i < 13; i++, flagValue <<= 1)
                WriteFlag1((ParticleFlags1)flagValue);

            xml.WriteEndElement();
        }

        private void WriteOptions()
        {
            xml.WriteStartElement("Options");

            WriteValue(particle.Lifetime, "Lifetime");
            xml.WriteElementString("DisableDetailLevel", particle.DisableDetailLevel.ToString());

            foreach (ParticleFlags1 flag in optionFlags1)
                WriteFlag1(flag);

            foreach (ParticleFlags2 flag in optionFlags2)
                WriteFlag2(flag);

            WriteValue(particle.CollisionRadius, "CollisionRadius");
            xml.WriteElementString("AIDodgeRadius", XmlConvert.ToString(particle.AIDodgeRadius));
            xml.WriteElementString("AIAlertRadius", XmlConvert.ToString(particle.AIAlertRadius));
            xml.WriteElementString("FlyBySoundName", particle.FlyBySoundName);

            xml.WriteEndElement();
        }

        private void WriteAttractor()
        {
            var attractor = particle.Attractor;

            xml.WriteStartElement("Attractor");

            xml.WriteElementString("Target", attractor.Target.ToString());
            xml.WriteElementString("Selector", attractor.Selector.ToString());

            xml.WriteElementString("Class", attractor.ClassName);
            WriteValue(attractor.MaxDistance, "MaxDistance");
            WriteValue(attractor.MaxAngle, "MaxAngle");
            WriteValue(attractor.AngleSelectMin, "AngleSelectMin");
            WriteValue(attractor.AngleSelectMax, "AngleSelectMax");
            WriteValue(attractor.AngleSelectWeight, "AngleSelectWeight");

            xml.WriteEndElement();
        }

        private void WriteAppearance()
        {
            var appearance = particle.Appearance;

            xml.WriteStartElement("Appearance");

            if ((particle.Flags1 & ParticleFlags1.Geometry) != 0)
            {
                xml.WriteElementString("DisplayType", "Geometry");
                xml.WriteElementString("TexGeom", appearance.TextureName);
            }
            else if ((particle.Flags2 & ParticleFlags2.Vector) != 0)
            {
                xml.WriteElementString("DisplayType", "Vector");
            }
            else if ((particle.Flags2 & ParticleFlags2.Decal) != 0)
            {
                xml.WriteElementString("DisplayType", "Decal");
                xml.WriteElementString("TexGeom", appearance.TextureName);
            }
            else
            {
                xml.WriteElementString("DisplayType", particle.SpriteType.ToString());
                xml.WriteElementString("TexGeom", appearance.TextureName);
            }

            foreach (ParticleFlags1 flag in appearanceFlags1)
                WriteFlag1(flag);

            foreach (ParticleFlags2 flag in appearanceFlags2)
                WriteFlag2(flag);

            WriteFlag1(ParticleFlags1.ScaleToVelocity);
            WriteValue(appearance.Scale, "Scale");
            WriteFlag1(ParticleFlags1.UseSeparateYScale);
            WriteValue(appearance.YScale, "YScale");
            WriteValue(appearance.Rotation, "Rotation");
            WriteValue(appearance.Alpha, "Alpha");
            WriteValue(appearance.XOffset, "XOffset");
            WriteValue(appearance.XShorten, "XShorten");

            WriteFlag2(ParticleFlags2.UseSpecialTint);
            WriteValue(appearance.Tint, "Tint");

            WriteFlag2(ParticleFlags2.FadeOutOnEdge);
            WriteFlag2(ParticleFlags2.OneSidedEdgeFade);
            WriteValue(appearance.EdgeFadeMin, "EdgeFadeMin");
            WriteValue(appearance.EdgeFadeMax, "EdgeFadeMax");

            WriteValue(appearance.MaxContrail, "MaxContrailDistance");

            WriteFlag2(ParticleFlags2.LensFlare);
            WriteValue(appearance.LensFlareDistance, "LensFlareDistance");

            xml.WriteElementString("LensFlareFadeInFrames", XmlConvert.ToString(appearance.LensFlareFadeInFrames));
            xml.WriteElementString("LensFlareFadeOutFrames", XmlConvert.ToString(appearance.LensFlareFadeOutFrames));

            WriteFlag2(ParticleFlags2.DecalFullBrightness);
            xml.WriteElementString("MaxDecals", XmlConvert.ToString(appearance.MaxDecals));
            xml.WriteElementString("DecalFadeFrames", XmlConvert.ToString(appearance.DecalFadeFrames));
            WriteValue(appearance.DecalWrapAngle, "DecalWrapAngle");

            xml.WriteEndElement();
        }

        private void WriteFlag1(ParticleFlags1 flag)
        {
            xml.WriteElementString(flag.ToString(), ((particle.Flags1 & flag) != 0) ? "true" : "false");
        }

        private void WriteFlag2(ParticleFlags2 flag)
        {
            xml.WriteElementString(flag.ToString(), ((particle.Flags2 & flag) != 0) ? "true" : "false");
        }

        private void WriteVariables()
        {
            xml.WriteStartElement("Variables");

            foreach (Variable variable in particle.Variables)
                WriteVariable(variable);

            xml.WriteEndElement();
        }

        private void WriteVariable(Variable variable)
        {
            switch (variable.StorageType)
            {
                case StorageType.Float:
                    xml.WriteStartElement("Float");
                    break;
                case StorageType.Color:
                    xml.WriteStartElement("Color");
                    break;
                case StorageType.PingPongState:
                    xml.WriteStartElement("PingPongState");
                    break;
            }

            xml.WriteAttributeString("Name", variable.Name);
            WriteValue(variable.Value);
            xml.WriteEndElement();
        }

        private void WriteEmitters()
        {
            xml.WriteStartElement("Emitters");

            foreach (Emitter e in particle.Emitters)
                WriteEmitter(e);

            xml.WriteEndElement();
        }

        private void WriteEmitter(Emitter emitter)
        {
            xml.WriteStartElement("Emitter");
            xml.WriteElementString("Class", emitter.ParticleClass);
            xml.WriteElementString("Flags", (emitter.Flags == EmitterFlags.None) ? string.Empty : emitter.Flags.ToString().Replace(",", string.Empty));
            xml.WriteElementString("TurnOffTreshold", XmlConvert.ToString(emitter.TurnOffTreshold));
            xml.WriteElementString("Probability", XmlConvert.ToString(emitter.Probability / 65535.0f));
            xml.WriteElementString("Copies", XmlConvert.ToString(emitter.Copies));

            switch (emitter.LinkTo)
            {
                case 0:
                    xml.WriteElementString("LinkTo", string.Empty);
                    break;
                case 1:
                    xml.WriteElementString("LinkTo", "this");
                    break;
                case 10:
                    xml.WriteElementString("LinkTo", "link");
                    break;
                default:
                    xml.WriteElementString("LinkTo", XmlConvert.ToString(emitter.LinkTo - 2));
                    break;
            }

            WriteEmitterRate(emitter);
            WriteEmitterPosition(emitter);
            WriteEmitterDirection(emitter);
            WriteEmitterSpeed(emitter);

            xml.WriteElementString("Orientation", emitter.OrientationDir.ToString());
            xml.WriteElementString("OrientationUp", emitter.OrientationUp.ToString());

            xml.WriteEndElement();
        }

        private void WriteEmitterRate(Emitter emitter)
        {
            xml.WriteStartElement("Rate");
            xml.WriteStartElement(emitter.Rate.ToString());

            switch (emitter.Rate)
            {
                case EmitterRate.Continous:
                    WriteValue(emitter.Parameters[0], "Interval");
                    break;
                case EmitterRate.Random:
                    WriteValue(emitter.Parameters[0], "MinInterval");
                    WriteValue(emitter.Parameters[1], "MaxInterval");
                    break;
                case EmitterRate.Distance:
                    WriteValue(emitter.Parameters[0], "Distance");
                    break;
                case EmitterRate.Attractor:
                    WriteValue(emitter.Parameters[0], "RechargeTime");
                    WriteValue(emitter.Parameters[1], "CheckInterval");
                    break;
            }

            xml.WriteEndElement();
            xml.WriteEndElement();
        }

        private void WriteEmitterPosition(Emitter emitter)
        {
            xml.WriteStartElement("Position");
            xml.WriteStartElement(emitter.Position.ToString());

            switch (emitter.Position)
            {
                case EmitterPosition.Line:
                    WriteValue(emitter.Parameters[2], "Radius");
                    break;
                case EmitterPosition.Circle:
                case EmitterPosition.Sphere:
                    WriteValue(emitter.Parameters[2], "InnerRadius");
                    WriteValue(emitter.Parameters[3], "OuterRadius");
                    break;
                case EmitterPosition.Offset:
                    WriteValue(emitter.Parameters[2], "X");
                    WriteValue(emitter.Parameters[3], "Y");
                    WriteValue(emitter.Parameters[4], "Z");
                    break;
                case EmitterPosition.Cylinder:
                    WriteValue(emitter.Parameters[2], "Height");
                    WriteValue(emitter.Parameters[3], "InnerRadius");
                    WriteValue(emitter.Parameters[4], "OuterRadius");
                    break;
                case EmitterPosition.BodySurface:
                case EmitterPosition.BodyBones:
                    WriteValue(emitter.Parameters[2], "OffsetRadius");
                    break;
            }

            xml.WriteEndElement();
            xml.WriteEndElement();
        }

        private void WriteEmitterDirection(Emitter emitter)
        {
            xml.WriteStartElement("Direction");
            xml.WriteStartElement(emitter.Direction.ToString());

            switch (emitter.Direction)
            {
                case EmitterDirection.Cone:
                    WriteValue(emitter.Parameters[5], "Angle");
                    WriteValue(emitter.Parameters[6], "CenterBias");
                    break;
                case EmitterDirection.Ring:
                    WriteValue(emitter.Parameters[5], "Angle");
                    WriteValue(emitter.Parameters[6], "Offset");
                    break;
                case EmitterDirection.Offset:
                    WriteValue(emitter.Parameters[5], "X");
                    WriteValue(emitter.Parameters[6], "Y");
                    WriteValue(emitter.Parameters[7], "Z");
                    break;
                case EmitterDirection.Inaccurate:
                    WriteValue(emitter.Parameters[5], "BaseAngle");
                    WriteValue(emitter.Parameters[6], "Inaccuracy");
                    WriteValue(emitter.Parameters[7], "CenterBias");
                    break;
            }

            xml.WriteEndElement();
            xml.WriteEndElement();
        }

        private void WriteEmitterSpeed(Emitter emitter)
        {
            xml.WriteStartElement("Speed");
            xml.WriteStartElement(emitter.Speed.ToString());

            switch (emitter.Speed)
            {
                case EmitterSpeed.Uniform:
                    WriteValue(emitter.Parameters[8], "Speed");
                    break;
                case EmitterSpeed.Stratified:
                    WriteValue(emitter.Parameters[8], "Speed1");
                    WriteValue(emitter.Parameters[9], "Speed2");
                    break;
            }

            xml.WriteEndElement();
            xml.WriteEndElement();
        }

        private void WriteEvents()
        {
            xml.WriteStartElement("Events");

            foreach (Event e in particle.Events)
                WriteEvent(e);

            xml.WriteEndElement();
        }

        private void WriteEvent(Event e)
        {
            if (e.Actions.Count == 0)
                return;

            xml.WriteStartElement(e.Type.ToString());

            foreach (EventAction action in e.Actions)
                WriteAction(action);

            xml.WriteEndElement();
        }

        private void WriteAction(EventAction action)
        {
            int actionTypeIndex = (int)action.Type;

            if (actionTypeIndex >= eventActionInfoTable.Length || eventActionInfoTable[actionTypeIndex] == null)
            {
                Console.Error.WriteLine("ParticleXmlExporter: Unknown event action type {0}, ignoring", actionTypeIndex);
                return;
            }

            xml.WriteStartElement(action.Type.ToString());

            EventActionInfo info = eventActionInfoTable[actionTypeIndex];
            int i = 0;

            foreach (VariableReference variable in action.Variables)
            {
                if (i < info.Parameters.Length)
                {
                    xml.WriteElementString(info.Parameters[i++].Name, variable.Name);
                }
            }

            foreach (Value value in action.Parameters)
            {
                if (i < info.Parameters.Length)
                {
                    xml.WriteStartElement(info.Parameters[i++].Name);
                    WriteValue(value);
                    xml.WriteEndElement();
                }
            }

            xml.WriteEndElement();
        }

        private void WriteValue(Value value, string name)
        {
            xml.WriteStartElement(name);
            WriteValue(value);
            xml.WriteEndElement();
        }

        private void WriteValue(Value value)
        {
            if (value == null)
                return;

            switch (value.Type)
            {
                case ValueType.Variable:
                case ValueType.InstanceName:
                    xml.WriteString(value.Name);
                    break;

                case ValueType.Float:
                    xml.WriteString(XmlConvert.ToString(value.Float1));
                    break;

                case ValueType.FloatRandom:
                    xml.WriteStartElement("Random");
                    xml.WriteAttributeString("Min", XmlConvert.ToString(value.Float1));
                    xml.WriteAttributeString("Max", XmlConvert.ToString(value.Float2));
                    xml.WriteEndElement();
                    break;

                case ValueType.FloatBellCurve:
                    xml.WriteStartElement("BellCurve");
                    xml.WriteAttributeString("Mean", XmlConvert.ToString(value.Float1));
                    xml.WriteAttributeString("StdDev", XmlConvert.ToString(value.Float2));
                    xml.WriteEndElement();
                    break;

                case ValueType.Color:
                    WriteColor(value.Color1);
                    break;

                case ValueType.ColorRandom:
                    xml.WriteStartElement("Random");
                    WriteColorAttribute("Min", value.Color1);
                    WriteColorAttribute("Max", value.Color2);
                    xml.WriteEndElement();
                    break;

                case ValueType.ColorBellCurve:
                    xml.WriteStartElement("BellCurve");
                    WriteColorAttribute("Mean", value.Color1);
                    WriteColorAttribute("StdDev", value.Color2);
                    xml.WriteEndElement();
                    break;

                case ValueType.Int32:
                    xml.WriteString(XmlConvert.ToString(value.Int));
                    break;

                case ValueType.TimeCycle:
                    xml.WriteStartElement("TimeCycle");
                    xml.WriteAttributeString("Length", XmlConvert.ToString(value.Float1));
                    xml.WriteAttributeString("Scale", XmlConvert.ToString(value.Float2));
                    xml.WriteEndElement();
                    break;
            }
        }

        private void WriteColor(Color color)
        {
            if (color.A == 255)
                xml.WriteValue(string.Format(CultureInfo.InvariantCulture, "{0} {1} {2}", color.R, color.G, color.B));
            else
                xml.WriteValue(string.Format(CultureInfo.InvariantCulture, "{0} {1} {2} {3}", color.R, color.G, color.B, color.A));
        }

        private void WriteColorAttribute(string name, Color color)
        {
            if (color.A == 255)
                xml.WriteAttributeString(name, string.Format(CultureInfo.InvariantCulture, "{0} {1} {2}", color.R, color.G, color.B));
            else
                xml.WriteAttributeString(name, string.Format(CultureInfo.InvariantCulture, "{0} {1} {2} {3}", color.R, color.G, color.B, color.A));
        }
    }
}
Revision:	1114
Committed:	Wed Jan 22 14:08:57 2020 UTC (5 years, 9 months ago) by iritscen
File size:	18812 byte(s)
Log Message:	Adding OniSplit source code (v0.9.99.0). Many thanks to Neo for all his work over the years.
#	Content
1	using System;
2	using System.Collections.Generic;
3	using System.Globalization;
4	using System.Xml;
5	using Oni.Imaging;
6
7	namespace Oni.Xml
8	{
9	using Oni.Particles;
10
11	internal class ParticleXmlExporter : ParticleXml
12	{
13	#region Private data
14	private Particle particle;
15	private XmlWriter xml;
16	#endregion
17
18	private ParticleXmlExporter(Particle particle, XmlWriter writer)
19	{
20	this.particle = particle;
21	this.xml = writer;
22	}
23
24	public static void Export(string name, BinaryReader rawReader, XmlWriter xml)
25	{
26	var particle = new Oni.Particles.Particle(rawReader);
27
28	xml.WriteStartElement("Particle");
29	xml.WriteAttributeString("Name", name);
30
31	var exporter = new ParticleXmlExporter(particle, xml);
32	exporter.Write();
33
34	xml.WriteEndElement();
35	}
36
37	public void Write()
38	{
39	WriteOptions();
40	WriteProperties();
41	WriteAppearance();
42	WriteAttractor();
43	WriteVariables();
44	WriteEmitters();
45	WriteEvents();
46	}
47
48	private void WriteProperties()
49	{
50	xml.WriteStartElement("Properties");
51
52	int flagValue = 0x00001000;
53
54	for (int i = 0; i < 13; i++, flagValue <<= 1)
55	WriteFlag1((ParticleFlags1)flagValue);
56
57	xml.WriteEndElement();
58	}
59
60	private void WriteOptions()
61	{
62	xml.WriteStartElement("Options");
63
64	WriteValue(particle.Lifetime, "Lifetime");
65	xml.WriteElementString("DisableDetailLevel", particle.DisableDetailLevel.ToString());
66
67	foreach (ParticleFlags1 flag in optionFlags1)
68	WriteFlag1(flag);
69
70	foreach (ParticleFlags2 flag in optionFlags2)
71	WriteFlag2(flag);
72
73	WriteValue(particle.CollisionRadius, "CollisionRadius");
74	xml.WriteElementString("AIDodgeRadius", XmlConvert.ToString(particle.AIDodgeRadius));
75	xml.WriteElementString("AIAlertRadius", XmlConvert.ToString(particle.AIAlertRadius));
76	xml.WriteElementString("FlyBySoundName", particle.FlyBySoundName);
77
78	xml.WriteEndElement();
79	}
80
81	private void WriteAttractor()
82	{
83	var attractor = particle.Attractor;
84
85	xml.WriteStartElement("Attractor");
86
87	xml.WriteElementString("Target", attractor.Target.ToString());
88	xml.WriteElementString("Selector", attractor.Selector.ToString());
89
90	xml.WriteElementString("Class", attractor.ClassName);
91	WriteValue(attractor.MaxDistance, "MaxDistance");
92	WriteValue(attractor.MaxAngle, "MaxAngle");
93	WriteValue(attractor.AngleSelectMin, "AngleSelectMin");
94	WriteValue(attractor.AngleSelectMax, "AngleSelectMax");
95	WriteValue(attractor.AngleSelectWeight, "AngleSelectWeight");
96
97	xml.WriteEndElement();
98	}
99
100	private void WriteAppearance()
101	{
102	var appearance = particle.Appearance;
103
104	xml.WriteStartElement("Appearance");
105
106	if ((particle.Flags1 & ParticleFlags1.Geometry) != 0)
107	{
108	xml.WriteElementString("DisplayType", "Geometry");
109	xml.WriteElementString("TexGeom", appearance.TextureName);
110	}
111	else if ((particle.Flags2 & ParticleFlags2.Vector) != 0)
112	{
113	xml.WriteElementString("DisplayType", "Vector");
114	}
115	else if ((particle.Flags2 & ParticleFlags2.Decal) != 0)
116	{
117	xml.WriteElementString("DisplayType", "Decal");
118	xml.WriteElementString("TexGeom", appearance.TextureName);
119	}
120	else
121	{
122	xml.WriteElementString("DisplayType", particle.SpriteType.ToString());
123	xml.WriteElementString("TexGeom", appearance.TextureName);
124	}
125
126	foreach (ParticleFlags1 flag in appearanceFlags1)
127	WriteFlag1(flag);
128
129	foreach (ParticleFlags2 flag in appearanceFlags2)
130	WriteFlag2(flag);
131
132	WriteFlag1(ParticleFlags1.ScaleToVelocity);
133	WriteValue(appearance.Scale, "Scale");
134	WriteFlag1(ParticleFlags1.UseSeparateYScale);
135	WriteValue(appearance.YScale, "YScale");
136	WriteValue(appearance.Rotation, "Rotation");
137	WriteValue(appearance.Alpha, "Alpha");
138	WriteValue(appearance.XOffset, "XOffset");
139	WriteValue(appearance.XShorten, "XShorten");
140
141	WriteFlag2(ParticleFlags2.UseSpecialTint);
142	WriteValue(appearance.Tint, "Tint");
143
144	WriteFlag2(ParticleFlags2.FadeOutOnEdge);
145	WriteFlag2(ParticleFlags2.OneSidedEdgeFade);
146	WriteValue(appearance.EdgeFadeMin, "EdgeFadeMin");
147	WriteValue(appearance.EdgeFadeMax, "EdgeFadeMax");
148
149	WriteValue(appearance.MaxContrail, "MaxContrailDistance");
150
151	WriteFlag2(ParticleFlags2.LensFlare);
152	WriteValue(appearance.LensFlareDistance, "LensFlareDistance");
153
154	xml.WriteElementString("LensFlareFadeInFrames", XmlConvert.ToString(appearance.LensFlareFadeInFrames));
155	xml.WriteElementString("LensFlareFadeOutFrames", XmlConvert.ToString(appearance.LensFlareFadeOutFrames));
156
157	WriteFlag2(ParticleFlags2.DecalFullBrightness);
158	xml.WriteElementString("MaxDecals", XmlConvert.ToString(appearance.MaxDecals));
159	xml.WriteElementString("DecalFadeFrames", XmlConvert.ToString(appearance.DecalFadeFrames));
160	WriteValue(appearance.DecalWrapAngle, "DecalWrapAngle");
161
162	xml.WriteEndElement();
163	}
164
165	private void WriteFlag1(ParticleFlags1 flag)
166	{
167	xml.WriteElementString(flag.ToString(), ((particle.Flags1 & flag) != 0) ? "true" : "false");
168	}
169
170	private void WriteFlag2(ParticleFlags2 flag)
171	{
172	xml.WriteElementString(flag.ToString(), ((particle.Flags2 & flag) != 0) ? "true" : "false");
173	}
174
175	private void WriteVariables()
176	{
177	xml.WriteStartElement("Variables");
178
179	foreach (Variable variable in particle.Variables)
180	WriteVariable(variable);
181
182	xml.WriteEndElement();
183	}
184
185	private void WriteVariable(Variable variable)
186	{
187	switch (variable.StorageType)
188	{
189	case StorageType.Float:
190	xml.WriteStartElement("Float");
191	break;
192	case StorageType.Color:
193	xml.WriteStartElement("Color");
194	break;
195	case StorageType.PingPongState:
196	xml.WriteStartElement("PingPongState");
197	break;
198	}
199
200	xml.WriteAttributeString("Name", variable.Name);
201	WriteValue(variable.Value);
202	xml.WriteEndElement();
203	}
204
205	private void WriteEmitters()
206	{
207	xml.WriteStartElement("Emitters");
208
209	foreach (Emitter e in particle.Emitters)
210	WriteEmitter(e);
211
212	xml.WriteEndElement();
213	}
214
215	private void WriteEmitter(Emitter emitter)
216	{
217	xml.WriteStartElement("Emitter");
218	xml.WriteElementString("Class", emitter.ParticleClass);
219	xml.WriteElementString("Flags", (emitter.Flags == EmitterFlags.None) ? string.Empty : emitter.Flags.ToString().Replace(",", string.Empty));
220	xml.WriteElementString("TurnOffTreshold", XmlConvert.ToString(emitter.TurnOffTreshold));
221	xml.WriteElementString("Probability", XmlConvert.ToString(emitter.Probability / 65535.0f));
222	xml.WriteElementString("Copies", XmlConvert.ToString(emitter.Copies));
223
224	switch (emitter.LinkTo)
225	{
226	case 0:
227	xml.WriteElementString("LinkTo", string.Empty);
228	break;
229	case 1:
230	xml.WriteElementString("LinkTo", "this");
231	break;
232	case 10:
233	xml.WriteElementString("LinkTo", "link");
234	break;
235	default:
236	xml.WriteElementString("LinkTo", XmlConvert.ToString(emitter.LinkTo - 2));
237	break;
238	}
239
240	WriteEmitterRate(emitter);
241	WriteEmitterPosition(emitter);
242	WriteEmitterDirection(emitter);
243	WriteEmitterSpeed(emitter);
244
245	xml.WriteElementString("Orientation", emitter.OrientationDir.ToString());
246	xml.WriteElementString("OrientationUp", emitter.OrientationUp.ToString());
247
248	xml.WriteEndElement();
249	}
250
251	private void WriteEmitterRate(Emitter emitter)
252	{
253	xml.WriteStartElement("Rate");
254	xml.WriteStartElement(emitter.Rate.ToString());
255
256	switch (emitter.Rate)
257	{
258	case EmitterRate.Continous:
259	WriteValue(emitter.Parameters[0], "Interval");
260	break;
261	case EmitterRate.Random:
262	WriteValue(emitter.Parameters[0], "MinInterval");
263	WriteValue(emitter.Parameters[1], "MaxInterval");
264	break;
265	case EmitterRate.Distance:
266	WriteValue(emitter.Parameters[0], "Distance");
267	break;
268	case EmitterRate.Attractor:
269	WriteValue(emitter.Parameters[0], "RechargeTime");
270	WriteValue(emitter.Parameters[1], "CheckInterval");
271	break;
272	}
273
274	xml.WriteEndElement();
275	xml.WriteEndElement();
276	}
277
278	private void WriteEmitterPosition(Emitter emitter)
279	{
280	xml.WriteStartElement("Position");
281	xml.WriteStartElement(emitter.Position.ToString());
282
283	switch (emitter.Position)
284	{
285	case EmitterPosition.Line:
286	WriteValue(emitter.Parameters[2], "Radius");
287	break;
288	case EmitterPosition.Circle:
289	case EmitterPosition.Sphere:
290	WriteValue(emitter.Parameters[2], "InnerRadius");
291	WriteValue(emitter.Parameters[3], "OuterRadius");
292	break;
293	case EmitterPosition.Offset:
294	WriteValue(emitter.Parameters[2], "X");
295	WriteValue(emitter.Parameters[3], "Y");
296	WriteValue(emitter.Parameters[4], "Z");
297	break;
298	case EmitterPosition.Cylinder:
299	WriteValue(emitter.Parameters[2], "Height");
300	WriteValue(emitter.Parameters[3], "InnerRadius");
301	WriteValue(emitter.Parameters[4], "OuterRadius");
302	break;
303	case EmitterPosition.BodySurface:
304	case EmitterPosition.BodyBones:
305	WriteValue(emitter.Parameters[2], "OffsetRadius");
306	break;
307	}
308
309	xml.WriteEndElement();
310	xml.WriteEndElement();
311	}
312
313	private void WriteEmitterDirection(Emitter emitter)
314	{
315	xml.WriteStartElement("Direction");
316	xml.WriteStartElement(emitter.Direction.ToString());
317
318	switch (emitter.Direction)
319	{
320	case EmitterDirection.Cone:
321	WriteValue(emitter.Parameters[5], "Angle");
322	WriteValue(emitter.Parameters[6], "CenterBias");
323	break;
324	case EmitterDirection.Ring:
325	WriteValue(emitter.Parameters[5], "Angle");
326	WriteValue(emitter.Parameters[6], "Offset");
327	break;
328	case EmitterDirection.Offset:
329	WriteValue(emitter.Parameters[5], "X");
330	WriteValue(emitter.Parameters[6], "Y");
331	WriteValue(emitter.Parameters[7], "Z");
332	break;
333	case EmitterDirection.Inaccurate:
334	WriteValue(emitter.Parameters[5], "BaseAngle");
335	WriteValue(emitter.Parameters[6], "Inaccuracy");
336	WriteValue(emitter.Parameters[7], "CenterBias");
337	break;
338	}
339
340	xml.WriteEndElement();
341	xml.WriteEndElement();
342	}
343
344	private void WriteEmitterSpeed(Emitter emitter)
345	{
346	xml.WriteStartElement("Speed");
347	xml.WriteStartElement(emitter.Speed.ToString());
348
349	switch (emitter.Speed)
350	{
351	case EmitterSpeed.Uniform:
352	WriteValue(emitter.Parameters[8], "Speed");
353	break;
354	case EmitterSpeed.Stratified:
355	WriteValue(emitter.Parameters[8], "Speed1");
356	WriteValue(emitter.Parameters[9], "Speed2");
357	break;
358	}
359
360	xml.WriteEndElement();
361	xml.WriteEndElement();
362	}
363
364	private void WriteEvents()
365	{
366	xml.WriteStartElement("Events");
367
368	foreach (Event e in particle.Events)
369	WriteEvent(e);
370
371	xml.WriteEndElement();
372	}
373
374	private void WriteEvent(Event e)
375	{
376	if (e.Actions.Count == 0)
377	return;
378
379	xml.WriteStartElement(e.Type.ToString());
380
381	foreach (EventAction action in e.Actions)
382	WriteAction(action);
383
384	xml.WriteEndElement();
385	}
386
387	private void WriteAction(EventAction action)
388	{
389	int actionTypeIndex = (int)action.Type;
390
391	if (actionTypeIndex >= eventActionInfoTable.Length \|\| eventActionInfoTable[actionTypeIndex] == null)
392	{
393	Console.Error.WriteLine("ParticleXmlExporter: Unknown event action type {0}, ignoring", actionTypeIndex);
394	return;
395	}
396
397	xml.WriteStartElement(action.Type.ToString());
398
399	EventActionInfo info = eventActionInfoTable[actionTypeIndex];
400	int i = 0;
401
402	foreach (VariableReference variable in action.Variables)
403	{
404	if (i < info.Parameters.Length)
405	{
406	xml.WriteElementString(info.Parameters[i++].Name, variable.Name);
407	}
408	}
409
410	foreach (Value value in action.Parameters)
411	{
412	if (i < info.Parameters.Length)
413	{
414	xml.WriteStartElement(info.Parameters[i++].Name);
415	WriteValue(value);
416	xml.WriteEndElement();
417	}
418	}
419
420	xml.WriteEndElement();
421	}
422
423	private void WriteValue(Value value, string name)
424	{
425	xml.WriteStartElement(name);
426	WriteValue(value);
427	xml.WriteEndElement();
428	}
429
430	private void WriteValue(Value value)
431	{
432	if (value == null)
433	return;
434
435	switch (value.Type)
436	{
437	case ValueType.Variable:
438	case ValueType.InstanceName:
439	xml.WriteString(value.Name);
440	break;
441
442	case ValueType.Float:
443	xml.WriteString(XmlConvert.ToString(value.Float1));
444	break;
445
446	case ValueType.FloatRandom:
447	xml.WriteStartElement("Random");
448	xml.WriteAttributeString("Min", XmlConvert.ToString(value.Float1));
449	xml.WriteAttributeString("Max", XmlConvert.ToString(value.Float2));
450	xml.WriteEndElement();
451	break;
452
453	case ValueType.FloatBellCurve:
454	xml.WriteStartElement("BellCurve");
455	xml.WriteAttributeString("Mean", XmlConvert.ToString(value.Float1));
456	xml.WriteAttributeString("StdDev", XmlConvert.ToString(value.Float2));
457	xml.WriteEndElement();
458	break;
459
460	case ValueType.Color:
461	WriteColor(value.Color1);
462	break;
463
464	case ValueType.ColorRandom:
465	xml.WriteStartElement("Random");
466	WriteColorAttribute("Min", value.Color1);
467	WriteColorAttribute("Max", value.Color2);
468	xml.WriteEndElement();
469	break;
470
471	case ValueType.ColorBellCurve:
472	xml.WriteStartElement("BellCurve");
473	WriteColorAttribute("Mean", value.Color1);
474	WriteColorAttribute("StdDev", value.Color2);
475	xml.WriteEndElement();
476	break;
477
478	case ValueType.Int32:
479	xml.WriteString(XmlConvert.ToString(value.Int));
480	break;
481
482	case ValueType.TimeCycle:
483	xml.WriteStartElement("TimeCycle");
484	xml.WriteAttributeString("Length", XmlConvert.ToString(value.Float1));
485	xml.WriteAttributeString("Scale", XmlConvert.ToString(value.Float2));
486	xml.WriteEndElement();
487	break;
488	}
489	}
490
491	private void WriteColor(Color color)
492	{
493	if (color.A == 255)
494	xml.WriteValue(string.Format(CultureInfo.InvariantCulture, "{0} {1} {2}", color.R, color.G, color.B));
495	else
496	xml.WriteValue(string.Format(CultureInfo.InvariantCulture, "{0} {1} {2} {3}", color.R, color.G, color.B, color.A));
497	}
498
499	private void WriteColorAttribute(string name, Color color)
500	{
501	if (color.A == 255)
502	xml.WriteAttributeString(name, string.Format(CultureInfo.InvariantCulture, "{0} {1} {2}", color.R, color.G, color.B));
503	else
504	xml.WriteAttributeString(name, string.Format(CultureInfo.InvariantCulture, "{0} {1} {2} {3}", color.R, color.G, color.B, color.A));
505	}
506	}
507	}