public override TOutput Process(TInput input, ContentProcessorContext context)
{
MD5Bounds maximumBounds = input.Bounds[0];
for (int i = 1; i < input.Bounds.Length; i++)
{
MD5Bounds bound = input.Bounds[i];
bound.Minimum -= input.GetFrameSkeleton(i).RootPosition - input.GetFrameSkeleton(0).RootPosition;
maximumBounds.Minimum.X = Math.Min(maximumBounds.Minimum.X, bound.Minimum.X);
maximumBounds.Minimum.Y = Math.Min(maximumBounds.Minimum.Y, bound.Minimum.Y);
maximumBounds.Minimum.Z = Math.Min(maximumBounds.Minimum.Z, bound.Minimum.Z);
bound.Maximum -= input.GetFrameSkeleton(i).RootPosition - input.GetFrameSkeleton(0).RootPosition;
maximumBounds.Maximum.X = Math.Max(maximumBounds.Maximum.X, bound.Maximum.X);
maximumBounds.Maximum.Y = Math.Max(maximumBounds.Maximum.Y, bound.Maximum.Y);
maximumBounds.Maximum.Z = Math.Max(maximumBounds.Maximum.Z, bound.Maximum.Z);
}
input.MaximumBounds = new BoundingBox(maximumBounds.Minimum, maximumBounds.Maximum);
return(input);
}
public void LoadAnimation(string filename)
{
int i, j;
int version;
string animFilename = filename;
int numberOfFrames;
int numberOfJoints;
int numberOfAnimatedComponents;
animFilename = filename;
string line;
string[] split;
MD5Hierarchy[] hierarchy;
MD5Bounds[] bounds;
MD5Frame[] baseFrames;
MD5Frame[] frames;
if (!File.Exists(filename))
{
throw new FileNotFoundException("File " + filename + " not found in directory " + Path.GetDirectoryName(System.Reflection.Assembly.GetExecutingAssembly().Location) + ".");
}
FileStream fs = new FileStream(filename, FileMode.Open);
StreamReader reader = new StreamReader(fs);
#region LINE 1 - MD5Version
line = MD5MeshContent.ReadLine(reader);
if (!line.StartsWith("MD5Version"))
{
throw new Exception("File " + filename + "is not a valid .md5anim.");
}
version = int.Parse(line.Substring(10));
#endregion
#region LINE 2 - commandline (discard)
line = MD5MeshContent.ReadLine(reader);
#endregion
#region LINE 3 - Number Of Frames
line = MD5MeshContent.LookForLine(reader, "numFrames");
numberOfFrames = int.Parse(line.Substring(10));
#endregion
#region LINE 4 - Number Of Joints
line = MD5MeshContent.LookForLine(reader, "numJoints");
numberOfJoints = int.Parse(line.Substring(10));
#endregion
#region LINE 5 - Frames per Second
line = MD5MeshContent.LookForLine(reader, "frameRate");
secondsPerFrame = 1.0f / int.Parse(line.Substring(10));
#endregion
#region LINE 6 - Number Of AnimatedComponents
line = MD5MeshContent.LookForLine(reader, "numAnimatedComponents");
numberOfAnimatedComponents = int.Parse(line.Substring(22));
#endregion
#region CHUNK - Hierarchy
line = MD5MeshContent.LookForLine(reader, "hierarchy");
hierarchy = new MD5Hierarchy[numberOfJoints];
flags = new int[numberOfJoints];
for (i = 0; i < numberOfJoints; i++)
{
MD5Hierarchy joint = new MD5Hierarchy();
line = MD5MeshContent.ReadLine(reader);
if (line.StartsWith("}"))
{
throw new Exception("MD5Anim " + animFilename + " is invalid: Hierarchy chuck has missing joints.");
}
split = line.Split(new char[] { '"', ' ' });
for (j = 0; j < split.Length; j++)
{
split[j] = split[j].Trim();
}
joint.Name = split[1];
joint.Parent = int.Parse(split[2]);
joint.Flags = int.Parse(split[3]);
joint.StartIndex = int.Parse(split[4]);
hierarchy[i] = joint;
flags[i] = joint.Flags;
}
#endregion
#region CHUNK - Bounds
line = MD5MeshContent.LookForLine(reader, "bounds");
bounds = new MD5Bounds[numberOfFrames];
for (i = 0; i < numberOfFrames; i++)
{
MD5Bounds bounding = new MD5Bounds();
line = MD5MeshContent.ReadLine(reader);
if (line.StartsWith("}"))
{
throw new Exception("MD5Anim " + animFilename + " is invalid: Bounds chuck has missing frames.");
}
split = line.Split(new char[] { '(', ' ', ')' });
for (j = 0; j < split.Length; j++)
{
split[j] = split[j].Trim();
}
bounding.Minimum = new Vector3(float.Parse(split[2]), float.Parse(split[4]), float.Parse(split[3]));
bounding.Maximum = new Vector3(float.Parse(split[9]), float.Parse(split[11]), float.Parse(split[10]));
bounds[i] = bounding;
}
this.Bounds = bounds;
#endregion
#region CHUNK - BaseFrame
line = MD5MeshContent.LookForLine(reader, "baseframe");
baseFrames = new MD5Frame[numberOfJoints];
for (i = 0; i < numberOfJoints; i++)
{
MD5Frame baseFrame = new MD5Frame();
baseFrame.Data = new float[6];
line = MD5MeshContent.ReadLine(reader);
if (line.StartsWith("}"))
{
throw new Exception("MD5Anim " + animFilename + " is invalid: Bounds chuck has missing frames.");
}
split = line.Split(new char[] { '(', ' ', ')' });
for (j = 0; j < split.Length; j++)
{
split[j] = split[j].Trim();
}
baseFrame.Data[0] = float.Parse(split[2]);
baseFrame.Data[1] = float.Parse(split[3]);
baseFrame.Data[2] = float.Parse(split[4]);
baseFrame.Data[3] = float.Parse(split[9]);
baseFrame.Data[4] = float.Parse(split[10]);
baseFrame.Data[5] = float.Parse(split[11]);
baseFrames[i] = baseFrame;
}
#endregion
#region CHUNKS - Frame Data
frames = new MD5Frame[numberOfFrames];
for (i = 0; i < frames.Length; i++)
{
string chunk = "";
MD5Frame frame = new MD5Frame();
frame.Data = new float[numberOfAnimatedComponents];
line = MD5MeshContent.LookForLine(reader, "frame " + i.ToString() + " {");
while (!line.Contains("}"))
{
if (reader.EndOfStream)
{
throw new Exception("MD5Anim " + animFilename + " is invalid: Frame chunk " + i + " is malformed.");
}
line = MD5MeshContent.ReadLine(reader);
if (!line.Contains("}"))
{
chunk += line + ' ';
}
else
{
chunk = chunk.Substring(0, chunk.Length - 1);
}
}
StringReader sr = new StringReader(chunk);
split = chunk.Split(new char[] { ' ' });
for (j = 0; j < frame.Data.Length; j++)
{
frame.Data[j] = float.Parse(split[j]);
}
frames[i] = frame;
}
#endregion
reader.Dispose();
fs.Dispose();
// If every joint's flag field is set to 63, recalculate the flags, as the flags were probably improperly exported
if (numberOfAnimatedComponents == hierarchy.Length * 6)
{
flags = RecalculateFlags(numberOfJoints, baseFrames, frames);
}
ComputeFrameSkeletons(hierarchy, baseFrames, frames);
}