internal static Animation Load(FileSystem fs, string path)
{
List <AnimationForBone> afb = new List <AnimationForBone>();
using (Stream s = fs.open(path))
{
BinaryReader br = new BinaryReader(s);
int version = br.ReadInt32();
int bonecount = br.ReadInt32();
for (int boneid = 0; boneid < bonecount; ++boneid)
{
AnimationForBone ab = new AnimationForBone();
afb.Add(ab);
int poscount = br.ReadInt32();
for (int posid = 0; posid < poscount; ++posid)
{
float time = br.ReadSingle();
vec3 pos = vec3.Read(br);
ab.addPositon(time, pos);
}
int rotcount = br.ReadInt32();
for (int rotid = 0; rotid < rotcount; ++rotid)
{
float time = br.ReadSingle();
quat rot = quat.Read(br);
ab.addRotation(time, rot);
}
}
}
return(new Animation(afb));
}
internal AnimationForBone sub(int start, int end)
{
AnimationForBone ab = new AnimationForBone();
float length = end - start;
bool first = true;
float last = 0;
foreach (FramePosition fp in this.fp)
{
if (math1.IsBetween(start, fp.time, end))
{
float mark = fp.time - start;
if (first && math1.IsZero(mark) == false)
{
ab.addPositon(0, Interpolate(start, this.fp));
}
mark = math1.ZeroOrValue(mark);
first = false;
ab.addPositon(mark, fp.location);
last = mark;
}
}
if (math1.isSame(length, last) == false)
{
ab.addPositon(length, Interpolate(end, this.fp));
}
first = true;
last = 0;
foreach (FrameRotation fr in this.fr)
{
if (math1.IsBetween(start, fr.time, end))
{
float mark = fr.time - start;
if (first && math1.IsZero(mark) == false)
{
ab.addRotation(0, Interpolate(start, this.fr));
}
mark = math1.ZeroOrValue(mark);
first = false;
ab.addRotation(mark, fr.rotation);
last = mark;
}
}
if (math1.isSame(length, last) == false)
{
ab.addRotation(length, Interpolate(end, this.fr));
}
/*if (ab.fp.Count == 1)
* {
* AnimationForBone afb = ab;
* ab = new AnimationForBone();
* ab.addPositon(start, afb.fp[0].location);
* ab.addPositon(end, afb.fp[0].location);
*
* ab.addRotation(start, afb.fr[0].rotation);
* ab.addRotation(end, afb.fr[0].rotation);
* }*/
if (ab.fp.Count < 2 || ab.fr.Count < 2)
{
throw new Exception("Data error, need atleast 2 keyframes per animation");
}
return(ab);
}
