public override RawMMDModel Read(BinaryReader reader, ModelReadConfig config)
{
PmxMeta pmxHeader;
try
{
pmxHeader = ReadMeta(reader);
}
catch
{
throw new MMDFileParseException("Could not read pmx meta data.");
}
if (!"PMX ".Equals(pmxHeader.Magic) || Math.Abs(pmxHeader.Version - 2.0f) > 0.0001f || pmxHeader.FileFlagSize != 8)
{
throw new MMDFileParseException("File is not a PMX 2.0 file");
}
var model = new RawMMDModel();
var pmxConfig = ReadPmxConfig(reader, model);
ReadModelNameAndDescription(reader, model, pmxConfig);
ReadVertices(reader, model, pmxConfig);
ReadTriangles(reader, model, pmxConfig);
var textureList = ReadTextureList(reader, pmxConfig);
ReadParts(reader, config, model, pmxConfig, textureList);
ReadBones(reader, model, pmxConfig);
ReadMorphs(reader, model, pmxConfig);
ReadEntries(reader, pmxConfig);
ReadRigidBodies(reader, model, pmxConfig);
ReadJoints(reader, model, pmxConfig);
model.Normalize();
return(model);
}
/// <summary>
/// 读取mmd
/// </summary>
/// <param name="reader"></param>
/// <param name="config"></param>
/// <returns></returns>
public override MmdModel Read(BinaryReader reader, ModelReadConfig config)
{
//config虽然现在是空的,但是等下会被赋值,作者只是想顺便传出去一下
var pmxHeader = ReadMeta(reader); //OYM：读取
if (!"PMX ".Equals(pmxHeader.Magic) || Math.Abs(pmxHeader.Version - 2.0f) > 0.0001f || pmxHeader.FileFlagSize != 8) //OYM：验证文件
{
throw new MmdFileParseException("File is not a PMX 2.0 file");
}
var model = new MmdModel();
var pmxConfig = ReadPmxConfig(reader, model); //OYM：底层读取,另外config在这里获取
ReadModelNameAndDescription(reader, model, pmxConfig); //OYM：读取文件信息
ReadVertices(reader, model, pmxConfig); //OYM：读取顶点
ReadTriangles(reader, model, pmxConfig); //OYM：读取三角形
var textureList = ReadTextureList(reader, pmxConfig); //OYM：获取所有材质的路径的一个类
ReadParts(reader, config, model, pmxConfig, textureList); //OYM：获取材质shader的类
ReadBones(reader, model, pmxConfig); //OYM：获取骨骼
ReadMorphs(reader, model, pmxConfig); //OYM：表情包~
ReadEntries(reader, pmxConfig); //OYM：没用,但是还是要把字节取出来丢掉
ReadRigidBodies(reader, model, pmxConfig); //OYM：获取碰撞
ReadConstraints(reader, model, pmxConfig); //OYM：获取约束
model.Normalize(); //OYM：检查顶点
return(model);
}
/// <summary>
/// 这里是一个父类的方法,但是他是在子类里被调用的,看起来好像很牛逼的样子(减少了引用)实际上我觉得还是挺奇怪的
/// </summary>
/// <param name="path"></param>
/// <param name="config"></param>
/// <returns></returns>
public MmdModel Read(string path, ModelReadConfig config)
{
var fileStream = new FileStream(path, FileMode.Open); //OYM：打开文件
var bufferedStream = new BufferedStream(fileStream); //OYM：缓存到这个类可以减少在不用时候产生性能的开销,等等那这里有个毛用啊
var binaryReader = new BinaryReader(bufferedStream); //OYM：读取成二进制
return(Read(binaryReader, config)); //OYM：返回一个巨复杂的mmd类,包含mmd所有信息(吧)
}
public RawMMDModel Read(string path, ModelReadConfig config)
{
using (var fileStream = new FileStream(path, FileMode.Open))
{
using (var bufferedStream = new BufferedStream(fileStream)) {
using (var binaryReader = new BinaryReader(bufferedStream))
{
return(Read(binaryReader, config));
}
}
}
}
/// <summary>
/// 获取这个material各种杂七杂八的属性
/// </summary>
/// <param name="reader"></param>
/// <param name="config"></param>
/// <param name="encoding"></param>
/// <param name="textureIndexSize"></param>
/// <param name="textureList"></param>
/// <returns></returns>
private static MmdMaterial ReadMaterial(BinaryReader reader, ModelReadConfig config, Encoding encoding,
int textureIndexSize, MmdTexture[] textureList)
{
//OYM：别想着优化这一坨代码,人家按顺序来的
var material = new MmdMaterial();
material.Name = MmdReaderUtil.ReadSizedString(reader, encoding);
material.NameEn = MmdReaderUtil.ReadSizedString(reader, encoding);
material.DiffuseColor = MmdReaderUtil.ReadColor(reader, true);
material.SpecularColor = MmdReaderUtil.ReadColor(reader, false);
material.Shiness = reader.ReadSingle();
material.AmbientColor = MmdReaderUtil.ReadColor(reader, false);
var drawFlag = reader.ReadByte();
//OYM：下面一排位运算,谁有兴趣去看一眼?
material.DrawDoubleFace = (drawFlag & PmxMaterialDrawFlags.PmxMaterialDrawDoubleFace) != 0;
material.DrawGroundShadow = (drawFlag & PmxMaterialDrawFlags.PmxMaterialDrawGroundShadow) != 0;
material.CastSelfShadow = (drawFlag & PmxMaterialDrawFlags.PmxMaterialCastSelfShadow) != 0;
material.DrawSelfShadow = (drawFlag & PmxMaterialDrawFlags.PmxMaterialDrawSelfShadow) != 0;
material.DrawEdge = (drawFlag & PmxMaterialDrawFlags.PmxMaterialDrawEdge) != 0;
material.EdgeColor = MmdReaderUtil.ReadColor(reader, true);
material.EdgeSize = reader.ReadSingle();
var textureIndex = MmdReaderUtil.ReadIndex(reader, textureIndexSize);//OYM：后面是选择相应的着色器
if (textureIndex < textureList.Length && textureIndex >= 0)
{
material.Texture = textureList[textureIndex];
}
var subTextureIndex = MmdReaderUtil.ReadIndex(reader, textureIndexSize);
if (subTextureIndex < textureList.Length && subTextureIndex >= 0)
{
material.SubTexture = textureList[subTextureIndex];
}
material.SubTextureType = (MmdMaterial.SubTextureTypeEnum)reader.ReadByte();
var useGlobalToon = reader.ReadByte() != 0;
if (useGlobalToon)
{
int globalToonIndex = reader.ReadByte();
material.Toon = MmdTextureUtil.GetGlobalToon(globalToonIndex, config.GlobalToonPath);
}
else
{
var toonIndex = MmdReaderUtil.ReadIndex(reader, textureIndexSize);
if (toonIndex < textureList.Length && toonIndex >= 0)
{
material.Toon = textureList[toonIndex];
}
}
material.MetaInfo = MmdReaderUtil.ReadSizedString(reader, encoding);
return(material);
}
public override RawMMDModel Read(BinaryReader reader, ModelReadConfig config)
{
var model = new RawMMDModel();
var context = new PmdReadContext();
var meta = ReadMeta(reader);
if (!"Pmd".Equals(meta.Magic) || Math.Abs(meta.Version - 1.0f) > 0.0001f)
{
throw new MMDFileParseException("File is not a PMD 1.0 file");
}
ReadDescription(reader, model);
ReadVertices(reader, model);
ReadTriangles(reader, model);
var toonTextureIds = new List <int>();
ReadParts(reader, model, toonTextureIds);
ReadBonesAndIks(reader, model, context);
ReadFaces(reader, model);
ReadFacdDisplayListNames(reader);
ReadBoneNameList(reader, context);
ReadBoneDisp(reader);
if (MMDReaderUtil.Eof(reader))
{
goto PMD_READER_READ_LEGACY_30;
}
ReadInfoEn(reader, model, context);
if (MMDReaderUtil.Eof(reader))
{
goto PMD_READER_READ_LEGACY_30;
}
ReadCustomTextures(reader, config, model, toonTextureIds);
if (MMDReaderUtil.Eof(reader))
{
goto PMD_READER_READ_LEGACY_50;
}
ReadRigidBodies(reader, model, context);
ReadConstraints(reader, model);
goto PMD_READER_READ_SUCCEED;
PMD_READER_READ_LEGACY_30:
for (var i = 0; i < model.Parts.Length; ++i)
{
var material = model.Parts[i].Material;
material.Toon = MMDTextureUtil.GetGlobalToon(toonTextureIds[i], config.GlobalToonPath);
}
PMD_READER_READ_LEGACY_50:
PMD_READER_READ_SUCCEED:
model.Normalize();
return(model);
}
public static RawMMDModel LoadMmdModel(string path, ModelReadConfig config)
{
var fileExt = new FileInfo(path).Extension.ToLower();
if (".pmd".Equals(fileExt))
{
return(new PMDReader().Read(path, config));
}
if (".pmx".Equals(fileExt))
{
return(new PMXReader().Read(path, config));
}
throw new MMDFileParseException("File " + path +
" is not a MMD model file. File name should ends with \"pmd\" or \"pmx\".");
}
public static MmdModel LoadMmdModel(string path, ModelReadConfig config)
{
var fileExt = new FileInfo(path).Extension.ToLower(); //OYM：extension是扩展名,tolower是换成小写
if (".pmd".Equals(fileExt)) //OYM：是pmd
{
return(new PmdReader().Read(path, config));
}
if (".pmx".Equals(fileExt)) //OYM：是pmx
{
return(new PmxReader().Read(path, config)); //OYM：主要看这个吧,pmd的出bug就不管了
}
throw new MmdFileParseException("File " + path +
" is not a MMD model file. File name should ends with \"pmd\" or \"pmx\".");//OYM：抛出错误
}
private static void ReadParts(BinaryReader reader, ModelReadConfig config, RawMMDModel model, PmxConfig pmxConfig, MMDTexture[] textureList)
{
var partNum = reader.ReadInt32();
var partBaseShift = 0;
model.Parts = new Part[partNum];
for (var i = 0; i < partNum; i++)
{
var part = new Part();
var material = ReadMaterial(reader, config, pmxConfig.Encoding, pmxConfig.TextureIndexSize, textureList);
part.Material = material;
var partTriangleIndexNum = reader.ReadInt32();
if (partTriangleIndexNum % 3 != 0)
{
throw new MMDFileParseException("part" + i + " triangle index count " + partTriangleIndexNum +
" is not multiple of 3");
}
part.BaseShift = partBaseShift;
part.TriangleIndexNum = partTriangleIndexNum;
partBaseShift += partTriangleIndexNum;
model.Parts[i] = part;
}
}
private static void ReadCustomTextures(BinaryReader reader, ModelReadConfig config, RawMMDModel model,
List <int> toonTextureIds)
{
var customTextures = new MMDTexture[10];
for (var i = 0; i < 10; ++i)
{
customTextures[i] =
new MMDTexture(MMDReaderUtil.ReadStringFixedLength(reader, 100, Tools.JapaneseEncoding));
}
for (var i = 0; i < model.Parts.Length; ++i)
{
var material = model.Parts[i].Material;
if (toonTextureIds[i] < 10)
{
material.Toon = customTextures[toonTextureIds[i]];
}
else
{
material.Toon = MMDTextureUtil.GetGlobalToon(0, config.GlobalToonPath);
}
}
}
public abstract RawMMDModel Read(BinaryReader reader, ModelReadConfig config);
public abstract MmdModel Read(BinaryReader reader, ModelReadConfig config);