public void Load(string path)
{
var emittersBySystem = new Dictionary <string, PartSysSpec>();
using (var file = new FileStream(path, FileMode.Open))
{
var reader = new StreamReader(file, Encoding.ASCII);
// Slurp in all lines, do a preliminary sorting by particle system name
string line;
while ((line = reader.ReadLine()) != null)
{
var firstTab = line.IndexOf('\t');
if (firstTab == -1)
{
continue; // Not a valid line
}
var systemName = line.Substring(0, firstTab);
if (systemName.Length == 0)
{
continue; // Also probably not a valid line
}
// Trim it by removing the vertical tab at the end
systemName = systemName.Replace("\v", "");
var key = systemName.ToLowerInvariant();
if (!emittersBySystem.ContainsKey(key))
{
emittersBySystem[key] = new PartSysSpec
{
Name = systemName
};
}
emittersBySystem[key].Emitters.Add(EmitterSpec.Parse(line));
}
}
// Sort by name ascending
var list = emittersBySystem.Values.ToList();
list.Sort();
Specs = new ObservableCollection <PartSysSpec>(list);
}
public static EmitterSpec Parse(string line)
{
var result = new EmitterSpec();
var cols = line.Split('\t');
// Sanitize line parts (vertical tabs, spaces)
for (var i = 0; i < cols.Length; ++i)
{
cols[i] = cols[i].Trim(' ', '\v');
}
result.Name = cols[ColEmitterName];
result.ParticlesPerSec = float.Parse(cols[ColParticleRate], CultureInfo.InvariantCulture);
result.ParticleType = ParticleTypeHelper.Parse(cols[ColParticleType]);
if (cols[ColLifespan].Equals("perm", StringComparison.InvariantCultureIgnoreCase))
{
result.Permanent = true;
}
else
{
result.LifespanSecs = float.Parse(cols[ColLifespan]);
}
if (cols[ColPartLifespan].Equals("perm", StringComparison.InvariantCultureIgnoreCase))
{
result.ParticlesPermanent = true;
}
else
{
float floatVal;
if (float.TryParse(cols[ColPartLifespan], out floatVal))
{
result.ParticleLifespan = floatVal;
}
}
result.Material = cols[ColMaterial];
result.Space = EmitterSpaceHelper.ParseString(cols[ColEmitterSpace]);
result.NodeName = cols[ColEmitterNodeName];
result.CoordSys = CoordSysHelper.ParseString(cols[ColEmitterCoordSys]);
result.OffsetCoordSys = CoordSysHelper.ParseString(cols[ColEmitterOffsetCoordSys]);
result.ParticleSpace = ParticleSpaceHelper.ParseString(cols[ColParticleSpace]);
result.ParticlePosCoordSys = CoordSysHelper.ParseString(cols[ColParticlePosCoordSys]);
result.ParticleVelocityCoordSys = CoordSysHelper.ParseString(cols[ColParticleVelocityCoordSys]);
result.BlendMode = BlendModeHelper.ParseString(cols[ColBlendMode]);
result.Model = cols[ColModel];
float bbVal;
if (float.TryParse(cols[ColBbLeft], out bbVal))
{
result.BoundingBoxLeft = bbVal;
}
if (float.TryParse(cols[ColBbTop], out bbVal))
{
result.BoundingBoxTop = bbVal;
}
if (float.TryParse(cols[ColBbRight], out bbVal))
{
result.BoundingBoxRight = bbVal;
}
if (float.TryParse(cols[ColBbBottom], out bbVal))
{
result.BoundingBoxBottom = bbVal;
}
int minActiveParts;
if (int.TryParse(cols[ColMinParticles], out minActiveParts))
{
result.MinActiveParticles = minActiveParts;
}
// Parse the variable parameters
foreach (ParamId paramId in Enum.GetValues(typeof (ParamId)))
{
var col = ColFirstParam + (int) paramId;
var param = new VariableParamSpec
{
Id = paramId,
Value = cols[col]
};
if (!string.IsNullOrWhiteSpace(param.Value))
{
result.Params.Add(param);
}
}
return result;
}
public static EmitterSpec Parse(string line)
{
var result = new EmitterSpec();
var cols = line.Split('\t');
// Sanitize line parts (vertical tabs, spaces)
for (var i = 0; i < cols.Length; ++i)
{
cols[i] = cols[i].Trim(' ', '\v');
}
result.Name = cols[ColEmitterName];
result.ParticlesPerSec = float.Parse(cols[ColParticleRate], CultureInfo.InvariantCulture);
result.ParticleType = ParticleTypeHelper.Parse(cols[ColParticleType]);
if (cols[ColLifespan].Equals("perm", StringComparison.InvariantCultureIgnoreCase))
{
result.Permanent = true;
}
else
{
result.LifespanSecs = float.Parse(cols[ColLifespan]);
}
if (cols[ColPartLifespan].Equals("perm", StringComparison.InvariantCultureIgnoreCase))
{
result.ParticlesPermanent = true;
}
else
{
float floatVal;
if (float.TryParse(cols[ColPartLifespan], out floatVal))
{
result.ParticleLifespan = floatVal;
}
}
result.Material = cols[ColMaterial];
result.Space = EmitterSpaceHelper.ParseString(cols[ColEmitterSpace]);
result.NodeName = cols[ColEmitterNodeName];
result.CoordSys = CoordSysHelper.ParseString(cols[ColEmitterCoordSys]);
result.OffsetCoordSys = CoordSysHelper.ParseString(cols[ColEmitterOffsetCoordSys]);
result.ParticleSpace = ParticleSpaceHelper.ParseString(cols[ColParticleSpace]);
result.ParticlePosCoordSys = CoordSysHelper.ParseString(cols[ColParticlePosCoordSys]);
result.ParticleVelocityCoordSys = CoordSysHelper.ParseString(cols[ColParticleVelocityCoordSys]);
result.BlendMode = BlendModeHelper.ParseString(cols[ColBlendMode]);
result.Model = cols[ColModel];
float bbVal;
if (float.TryParse(cols[ColBbLeft], out bbVal))
{
result.BoundingBoxLeft = bbVal;
}
if (float.TryParse(cols[ColBbTop], out bbVal))
{
result.BoundingBoxTop = bbVal;
}
if (float.TryParse(cols[ColBbRight], out bbVal))
{
result.BoundingBoxRight = bbVal;
}
if (float.TryParse(cols[ColBbBottom], out bbVal))
{
result.BoundingBoxBottom = bbVal;
}
int minActiveParts;
if (int.TryParse(cols[ColMinParticles], out minActiveParts))
{
result.MinActiveParticles = minActiveParts;
}
// Parse the variable parameters
foreach (ParamId paramId in Enum.GetValues(typeof(ParamId)))
{
var col = ColFirstParam + (int)paramId;
var param = new VariableParamSpec
{
Id = paramId,
Value = cols[col]
};
if (!string.IsNullOrWhiteSpace(param.Value))
{
result.Params.Add(param);
}
}
return(result);
}
