private static Vertex ReadVertex(BinaryReader reader, PmxConfig pmxConfig)
{
var pv = ReadVertexBasic(reader);
var vertex = new Vertex
{
Coordinate = pv.Coordinate,
Normal = pv.Normal,
UvCoordinate = pv.UvCoordinate
};
if (pmxConfig.ExtraUvNumber > 0)
{
var extraUv = new Vector4[pmxConfig.ExtraUvNumber];
for (var ei = 0; ei < pmxConfig.ExtraUvNumber; ++ei)
{
extraUv[ei] = MMDReaderUtil.ReadVector4(reader);
}
vertex.ExtraUvCoordinate = extraUv;
}
var op = new SkinningOperator();
var skinningType = (SkinningOperator.SkinningType)reader.ReadByte();
op.Type = skinningType;
switch (skinningType)
{
case SkinningOperator.SkinningType.SkinningBdef1:
var bdef1 = new SkinningOperator.Bdef1();
bdef1.BoneId = MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
op.Param = bdef1;
break;
case SkinningOperator.SkinningType.SkinningBdef2:
var bdef2 = new SkinningOperator.Bdef2();
bdef2.BoneId[0] = MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
bdef2.BoneId[1] = MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
bdef2.BoneWeight = reader.ReadSingle();
op.Param = bdef2;
break;
case SkinningOperator.SkinningType.SkinningBdef4:
var bdef4 = new SkinningOperator.Bdef4();
for (var j = 0; j < 4; ++j)
{
bdef4.BoneId[j] = MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
}
for (var j = 0; j < 4; ++j)
{
bdef4.BoneWeight[j] = reader.ReadSingle();
}
op.Param = bdef4;
break;
case SkinningOperator.SkinningType.SkinningSdef:
var sdef = new SkinningOperator.Sdef();
sdef.BoneId[0] = MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
sdef.BoneId[1] = MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
sdef.BoneWeight = reader.ReadSingle();
sdef.C = MMDReaderUtil.ReadVector3(reader);
sdef.R0 = MMDReaderUtil.ReadVector3(reader);
sdef.R1 = MMDReaderUtil.ReadVector3(reader);
op.Param = sdef;
break;
default:
throw new MMDFileParseException("invalid skinning type: " + skinningType);
}
vertex.SkinningOperator = op;
vertex.EdgeScale = reader.ReadSingle();
return(vertex);
}
/// <summary>
/// 关键部分
/// </summary>
/// <param name="reader"></param>
/// <param name="pmxConfig"></param>
/// <returns></returns>
private static Vertex ReadVertex(BinaryReader reader, PmxConfig pmxConfig)
{
var pv = ReadVertexBasic(reader);
//new一个顶点,赋值
var vertex = new Vertex
{
Coordinate = pv.Coordinate,
Normal = pv.Normal,
UvCoordinate = pv.UvCoordinate
};
//OYM：如果有额外的uv(在底层设置那里)
//OYM：也不知道到底有什么用...
if (pmxConfig.ExtraUvNumber > 0)
{
var extraUv = new Vector4[pmxConfig.ExtraUvNumber];
for (var ei = 0; ei < pmxConfig.ExtraUvNumber; ++ei)
{
extraUv[ei] = MmdReaderUtil.ReadVector4(reader);
}
vertex.ExtraUvCoordinate = extraUv;
}
var op = new SkinningOperator();
var skinningType = (SkinningOperator.SkinningType)reader.ReadByte(); //OYM：蒙皮种类
op.Type = skinningType; //OYM：看不懂就完事了
switch (skinningType) //OYM：应该是权重没跑了
{
case SkinningOperator.SkinningType.SkinningBdef1:
var bdef1 = new SkinningOperator.Bdef1(); //OYM：注意这里用了父类可以为任意形式子类的方法,很模糊但是还是要好好学
bdef1.BoneId = MmdReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
op.Param = bdef1;
break;
case SkinningOperator.SkinningType.SkinningBdef2:
var bdef2 = new SkinningOperator.Bdef2();
bdef2.BoneId[0] = MmdReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
bdef2.BoneId[1] = MmdReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
bdef2.BoneWeight = reader.ReadSingle();
op.Param = bdef2;
break;
case SkinningOperator.SkinningType.SkinningBdef4:
var bdef4 = new SkinningOperator.Bdef4();
for (var j = 0; j < 4; ++j)
{
bdef4.BoneId[j] = MmdReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
}
for (var j = 0; j < 4; ++j)
{
bdef4.BoneWeight[j] = reader.ReadSingle();
}
op.Param = bdef4;
break;
case SkinningOperator.SkinningType.SkinningSdef: //OYM：这个猜不准,到时候再看
var sdef = new SkinningOperator.Sdef();
sdef.BoneId[0] = MmdReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
sdef.BoneId[1] = MmdReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
sdef.BoneWeight = reader.ReadSingle();
sdef.C = MmdReaderUtil.ReadVector3(reader);
sdef.R0 = MmdReaderUtil.ReadVector3(reader);
sdef.R1 = MmdReaderUtil.ReadVector3(reader);
op.Param = sdef;
break;
default:
throw new MmdFileParseException("invalid skinning type: " + skinningType);
}
vertex.SkinningOperator = op; //OYM：顶点的蒙皮操作
vertex.EdgeScale = reader.ReadSingle(); //OYM：这个实在猜不准,但是考虑到就一个单精度,猜一个倍率好了
return(vertex);
}