private static void ReadInfoEn(BinaryReader reader, RawMMDModel model, PmdReadContext context)
{
var hasInfoEn = reader.ReadSByte() == 1;
if (!hasInfoEn)
{
return;
}
model.NameEn = MMDReaderUtil.ReadStringFixedLength(reader, 20, Tools.JapaneseEncoding);
model.DescriptionEn = MMDReaderUtil.ReadStringFixedLength(reader, 256, Tools.JapaneseEncoding);
for (var i = 0; i < context.BoneNum; ++i)
{
var bone = model.Bones[i];
bone.NameEn = MMDReaderUtil.ReadStringFixedLength(reader, 20, Tools.JapaneseEncoding);
}
if (model.Morphs.Length > 0)
{
model.Morphs[0].NameEn = model.Morphs[0].Name;
}
for (var i = 1; i < model.Morphs.Length; ++i)
{
var morph = model.Morphs[i];
morph.NameEn = MMDReaderUtil.ReadStringFixedLength(reader, 20, Tools.JapaneseEncoding);
}
// UNDONE
for (var i = 0; i < context.BoneNameListNum; ++i)
{
MMDReaderUtil.ReadStringFixedLength(reader, 50, Tools.JapaneseEncoding);
}
}
private static void ReadModelNameAndDescription(BinaryReader reader, RawMMDModel model, PmxConfig pmxConfig)
{
model.Name = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding);
model.NameEn = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding);
model.Description = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding);
model.DescriptionEn = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding);
}
private static void ReadVertices(BinaryReader reader, RawMMDModel model)
{
var vertexNum = reader.ReadInt32();
model.Vertices = new Vertex[vertexNum];
for (var i = 0; i < vertexNum; ++i)
{
var vertex = new Vertex
{
Coordinate = MMDReaderUtil.ReadVector3(reader),
Normal = MMDReaderUtil.ReadVector3(reader),
UvCoordinate = MMDReaderUtil.ReadVector2(reader)
};
var skinningOperator = new SkinningOperator();
var bdef2 = new SkinningOperator.Bdef2();
bdef2.BoneId = new int[2];
bdef2.BoneId[0] = reader.ReadInt16();
bdef2.BoneId[1] = reader.ReadInt16();
bdef2.BoneWeight = reader.ReadSByte() * 0.01f;
skinningOperator.Param = bdef2;
skinningOperator.Type = SkinningOperator.SkinningType.SkinningBdef2;
vertex.SkinningOperator = skinningOperator;
var noEdge = reader.ReadByte() != 0;
vertex.EdgeScale = noEdge ? 0.0f : 1.0f;
model.Vertices[i] = vertex;
}
}
private static void ReadRigidBodies(BinaryReader reader, RawMMDModel model, PmxConfig pmxConfig)
{
var rigidBodyNum = reader.ReadInt32();
model.Rigidbodies = new MMDRigidBody[rigidBodyNum];
for (var i = 0; i < rigidBodyNum; ++i)
{
var rigidBody = new MMDRigidBody
{
Name = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding),
NameEn = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding),
AssociatedBoneIndex = MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize),
CollisionGroup = reader.ReadByte(),
CollisionMask = reader.ReadUInt16(),
Shape = (MMDRigidBody.RigidBodyShape)reader.ReadByte(),
Dimemsions = MMDReaderUtil.ReadRawCoordinateVector3(reader),
Position = MMDReaderUtil.ReadVector3(reader),
Rotation = MMDReaderUtil.ReadAmpVector3(reader, Mathf.Rad2Deg),
Mass = reader.ReadSingle(),
TranslateDamp = reader.ReadSingle(),
RotateDamp = reader.ReadSingle(),
Restitution = reader.ReadSingle(),
Friction = reader.ReadSingle(),
Type = (MMDRigidBody.RigidBodyType)reader.ReadByte()
};
model.Rigidbodies[i] = rigidBody;
}
}
private static PmdMeta ReadMeta(BinaryReader reader)
{
PmdMeta ret;
ret.Magic = MMDReaderUtil.ReadStringFixedLength(reader, 3, Encoding.ASCII);
ret.Version = reader.ReadSingle();
return(ret);
}
private PmdFacePreamble ReadPmdFacePreamble(BinaryReader reader)
{
return(new PmdFacePreamble
{
Name = MMDReaderUtil.ReadStringFixedLength(reader, 20, Tools.JapaneseEncoding),
VertexNum = reader.ReadInt32(),
FaceType = reader.ReadSByte()
});
}
private static PmxVertexBasic ReadVertexBasic(BinaryReader reader)
{
PmxVertexBasic ret;
ret.Coordinate = MMDReaderUtil.ReadVector3(reader);
ret.Normal = MMDReaderUtil.ReadVector3(reader);
ret.UvCoordinate = MMDReaderUtil.ReadVector2(reader);
return(ret);
}
private static void ReadBoneNameList(BinaryReader reader, PmdReadContext context)
{
int boneNameListNum = reader.ReadSByte();
context.BoneNameListNum = boneNameListNum;
for (var i = 0; i < boneNameListNum; ++i)
{
MMDReaderUtil.ReadStringFixedLength(reader, 50, Tools.JapaneseEncoding);
}
}
private PmdBone ReadPmdBone(BinaryReader reader)
{
return(new PmdBone
{
Name = MMDReaderUtil.ReadStringFixedLength(reader, 20, Tools.JapaneseEncoding),
ParentId = reader.ReadUInt16(),
ChildId = reader.ReadUInt16(),
Type = reader.ReadSByte(),
IkNumber = reader.ReadUInt16(),
Position = MMDReaderUtil.ReadVector3(reader)
});
}
private static MMDTexture[] ReadTextureList(BinaryReader reader, PmxConfig pmxConfig)
{
var textureNum = reader.ReadInt32();
var textureList = new MMDTexture[textureNum];
for (var i = 0; i < textureNum; ++i)
{
var texturePathEncoding = pmxConfig.Utf8Encoding ? Encoding.UTF8 : Encoding.Unicode;
var texturePath = MMDReaderUtil.ReadSizedString(reader, texturePathEncoding);
textureList[i] = new MMDTexture(texturePath);
}
return(textureList);
}
private static MMDMaterial ReadMaterial(BinaryReader reader, ModelReadConfig config, Encoding encoding,
int textureIndexSize, MMDTexture[] textureList)
{
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();
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);
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);
}
private static void ReadRigidBodies(BinaryReader reader, RawMMDModel model, PmdReadContext context)
{
var rigidBodyNum = reader.ReadInt32();
model.Rigidbodies = new MMDRigidBody[rigidBodyNum];
for (var i = 0; i < rigidBodyNum; ++i)
{
var rigidBody = new MMDRigidBody();
rigidBody.Name = MMDReaderUtil.ReadStringFixedLength(reader, 20, Tools.JapaneseEncoding).Trim();
var boneIndex = reader.ReadUInt16();
if (boneIndex < context.BoneNum)
{
rigidBody.AssociatedBoneIndex = boneIndex;
}
else
{
if (context.CenterBoneIndex == null)
{
rigidBody.AssociatedBoneIndex = 0;
}
else
{
rigidBody.AssociatedBoneIndex = context.CenterBoneIndex.Value;
}
}
rigidBody.CollisionGroup = reader.ReadSByte();
rigidBody.CollisionMask = reader.ReadUInt16();
rigidBody.Shape = (MMDRigidBody.RigidBodyShape)reader.ReadByte();
rigidBody.Dimemsions = MMDReaderUtil.ReadVector3(reader);
var rbPosition = MMDReaderUtil.ReadVector3(reader);
rigidBody.Position = model.Bones[rigidBody.AssociatedBoneIndex].Position + rbPosition;
rigidBody.Rotation = MMDReaderUtil.ReadVector3(reader);
rigidBody.Mass = reader.ReadSingle();
rigidBody.TranslateDamp = reader.ReadSingle();
rigidBody.RotateDamp = reader.ReadSingle();
rigidBody.Restitution = reader.ReadSingle();
rigidBody.Friction = reader.ReadSingle();
var type = reader.ReadByte();
if (boneIndex < context.BoneNum)
{
rigidBody.Type = (MMDRigidBody.RigidBodyType)type;
}
else
{
rigidBody.Type = MMDRigidBody.RigidBodyType.RigidTypePhysicsGhost;
}
model.Rigidbodies[i] = rigidBody;
}
}
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);
}
private static void ReadTriangles(BinaryReader reader, RawMMDModel model, PmxConfig pmxConfig)
{
var triangleIndexCount = reader.ReadInt32();
model.TriangleIndexes = new int[triangleIndexCount];
if (triangleIndexCount % 3 != 0)
{
throw new MMDFileParseException("triangle index count " + triangleIndexCount + " is not multiple of 3");
}
for (var i = 0; i < triangleIndexCount; ++i)
{
model.TriangleIndexes[i] = MMDReaderUtil.ReadIndex(reader, pmxConfig.VertexIndexSize);
}
}
private void ReadFaces(BinaryReader reader, RawMMDModel model)
{
var faceNum = reader.ReadUInt16();
int?baseMorphIndex = null;
model.Morphs = new Morph[faceNum];
for (var i = 0; i < faceNum; ++i)
{
var morph = new Morph();
var fp = ReadPmdFacePreamble(reader);
morph.Name = fp.Name;
morph.Category = (Morph.MorphCategory)fp.FaceType;
if (morph.Category == Morph.MorphCategory.MorphCatSystem)
{
baseMorphIndex = i;
}
morph.Type = Morph.MorphType.MorphTypeVertex;
morph.MorphDatas = new Morph.MorphData[fp.VertexNum];
for (var j = 0; j < fp.VertexNum; ++j)
{
var vertexMorphData = new Morph.VertexMorphData();
vertexMorphData.VertexIndex = reader.ReadInt32();
vertexMorphData.Offset = MMDReaderUtil.ReadVector3(reader);
morph.MorphDatas[j] = vertexMorphData;
}
model.Morphs[i] = morph;
}
if (baseMorphIndex != null)
{
var baseMorph = model.Morphs[baseMorphIndex.Value];
for (var i = 0; i < faceNum; ++i)
{
if (i == baseMorphIndex)
{
continue;
}
var morph = model.Morphs[i];
for (var j = 0; j < morph.MorphDatas.Length; ++j)
{
var vertexMorphData = (Morph.VertexMorphData)morph.MorphDatas[j];
var morphDataVertexIndex = vertexMorphData.VertexIndex;
vertexMorphData.VertexIndex = ((Morph.VertexMorphData)baseMorph.MorphDatas[morphDataVertexIndex])
.VertexIndex;
}
}
}
}
private static void ReadConstraints(BinaryReader reader, RawMMDModel model)
{
var constraintNum = reader.ReadUInt32();
model.Joints = new Model.Joint[constraintNum];
for (var i = 0; i < constraintNum; ++i)
{
var constraint = new Model.Joint();
constraint.Name = MMDReaderUtil.ReadStringFixedLength(reader, 20, Tools.JapaneseEncoding);
constraint.AssociatedRigidBodyIndex[0] = reader.ReadInt32();
constraint.AssociatedRigidBodyIndex[1] = reader.ReadInt32();
constraint.Position = MMDReaderUtil.ReadVector3(reader);
constraint.Rotation = MMDReaderUtil.ReadAmpVector3(reader, Mathf.Rad2Deg);
constraint.PositionLowLimit = MMDReaderUtil.ReadVector3(reader);
constraint.PositionHiLimit = MMDReaderUtil.ReadVector3(reader);
constraint.RotationLowLimit = MMDReaderUtil.ReadVector3(reader);
constraint.RotationHiLimit = MMDReaderUtil.ReadVector3(reader);
constraint.SpringTranslate = MMDReaderUtil.ReadVector3(reader);
constraint.SpringRotate = MMDReaderUtil.ReadVector3(reader);
model.Joints[i] = constraint;
}
}
private static void ReadBoneIk(BinaryReader reader, Bone bone, int boneIndexSize)
{
bone.IkInfoVal = new Bone.IkInfo();
bone.IkInfoVal.IkTargetIndex = MMDReaderUtil.ReadIndex(reader, boneIndexSize);
bone.IkInfoVal.CcdIterateLimit = reader.ReadInt32();
bone.IkInfoVal.CcdAngleLimit = reader.ReadSingle();
var ikLinkNum = reader.ReadInt32();
bone.IkInfoVal.IkLinks = new Bone.IkLink[ikLinkNum];
for (var j = 0; j < ikLinkNum; ++j)
{
var link = new Bone.IkLink();
link.LinkIndex = MMDReaderUtil.ReadIndex(reader, boneIndexSize);
link.HasLimit = reader.ReadByte() != 0;
if (link.HasLimit)
{
link.LoLimit = MMDReaderUtil.ReadVector3(reader);
link.HiLimit = MMDReaderUtil.ReadVector3(reader);
}
bone.IkInfoVal.IkLinks[j] = link;
}
}
private static void ReadJoints(BinaryReader reader, RawMMDModel model, PmxConfig pmxConfig)
{
var constraintNum = reader.ReadInt32();
model.Joints = new Model.Joint[constraintNum];
for (var i = 0; i < constraintNum; ++i)
{
var joint = new Model.Joint
{
Name = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding),
NameEn = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding)
};
var dofType = reader.ReadByte();
if (dofType == 0)
{
joint.AssociatedRigidBodyIndex[0] =
MMDReaderUtil.ReadIndex(reader, pmxConfig.RigidBodyIndexSize);
joint.AssociatedRigidBodyIndex[1] =
MMDReaderUtil.ReadIndex(reader, pmxConfig.RigidBodyIndexSize);
joint.Position = MMDReaderUtil.ReadVector3(reader);
joint.Rotation = MMDReaderUtil.ReadAmpVector3(reader, Mathf.Rad2Deg);
joint.PositionLowLimit = MMDReaderUtil.ReadVector3(reader);
joint.PositionHiLimit = MMDReaderUtil.ReadVector3(reader);
joint.RotationLowLimit = MMDReaderUtil.ReadVector3(reader);
joint.RotationHiLimit = MMDReaderUtil.ReadVector3(reader);
joint.SpringTranslate = MMDReaderUtil.ReadVector3(reader);
joint.SpringRotate = MMDReaderUtil.ReadVector3(reader);
}
else
{
throw new MMDFileParseException("Only 6DOF spring joints are supported.");
}
model.Joints[i] = joint;
}
}
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);
}
}
}
//unused data
private static void ReadEntries(BinaryReader reader, PmxConfig pmxConfig)
{
var entryItemNum = reader.ReadInt32();
for (var i = 0; i < entryItemNum; ++i)
{
MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding); //entryItemName
MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding); //entryItemNameEn
reader.ReadByte(); //isSpecial
var elementNum = reader.ReadInt32();
for (var j = 0; j < elementNum; ++j)
{
var isMorph = reader.ReadByte() == 1;
if (isMorph)
{
MMDReaderUtil.ReadIndex(reader, pmxConfig.MorphIndexSize); //morphIndex
}
else
{
MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize); //boneIndex
}
}
}
}
private static void ReadMorphs(BinaryReader reader, RawMMDModel model, PmxConfig pmxConfig)
{
var morphNum = reader.ReadInt32();
int?baseMorphIndex = null;
model.Morphs = new Morph[morphNum];
for (var i = 0; i < morphNum; ++i)
{
var morph = new Morph
{
Name = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding),
NameEn = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding),
Category = (Morph.MorphCategory)reader.ReadByte()
};
if (morph.Category == Morph.MorphCategory.MorphCatSystem)
{
baseMorphIndex = i;
}
morph.Type = (Morph.MorphType)reader.ReadByte();
var morphDataNum = reader.ReadInt32();
morph.MorphDatas = new Morph.MorphData[morphDataNum];
switch (morph.Type)
{
case Morph.MorphType.MorphTypeGroup:
for (var j = 0; j < morphDataNum; ++j)
{
var morphData =
new Morph.GroupMorphData
{
MorphIndex = MMDReaderUtil.ReadIndex(reader, pmxConfig.MorphIndexSize),
MorphRate = reader.ReadSingle()
};
morph.MorphDatas[j] = morphData;
}
break;
case Morph.MorphType.MorphTypeVertex:
for (var j = 0; j < morphDataNum; ++j)
{
var morphData =
new Morph.VertexMorphData
{
VertexIndex = MMDReaderUtil.ReadIndex(reader, pmxConfig.VertexIndexSize),
Offset = MMDReaderUtil.ReadVector3(reader)
};
morph.MorphDatas[j] = morphData;
}
break;
case Morph.MorphType.MorphTypeBone:
for (var j = 0; j < morphDataNum; ++j)
{
var morphData =
new Morph.BoneMorphData
{
BoneIndex = MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize),
Translation = MMDReaderUtil.ReadVector3(reader),
Rotation = MMDReaderUtil.ReadQuaternion(reader)
};
morph.MorphDatas[j] = morphData;
}
break;
case Morph.MorphType.MorphTypeUv:
case Morph.MorphType.MorphTypeExtUv1:
case Morph.MorphType.MorphTypeExtUv2:
case Morph.MorphType.MorphTypeExtUv3:
case Morph.MorphType.MorphTypeExtUv4:
for (var j = 0; j < morphDataNum; ++j)
{
var morphData =
new Morph.UvMorphData
{
VertexIndex = MMDReaderUtil.ReadIndex(reader, pmxConfig.VertexIndexSize),
Offset = MMDReaderUtil.ReadVector4(reader)
};
morph.MorphDatas[j] = morphData;
}
break;
case Morph.MorphType.MorphTypeMaterial:
for (var j = 0; j < morphDataNum; j++)
{
var morphData = new Morph.MaterialMorphData();
var mmIndex = MMDReaderUtil.ReadIndex(reader, pmxConfig.MaterialIndexSize);
if (mmIndex < model.Parts.Length && mmIndex > 0) //TODO mmdlib的代码里是和bone数比较。确认这个逻辑
{
morphData.MaterialIndex = mmIndex;
morphData.Global = false;
}
else
{
morphData.MaterialIndex = 0;
morphData.Global = true;
}
morphData.Method = (Morph.MaterialMorphData.MaterialMorphMethod)reader.ReadByte();
morphData.Diffuse = MMDReaderUtil.ReadColor(reader, true);
morphData.Specular = MMDReaderUtil.ReadColor(reader, false);
morphData.Shiness = reader.ReadSingle();
morphData.Ambient = MMDReaderUtil.ReadColor(reader, false);
morphData.EdgeColor = MMDReaderUtil.ReadColor(reader, true);
morphData.EdgeSize = reader.ReadSingle();
morphData.Texture = MMDReaderUtil.ReadVector4(reader);
morphData.SubTexture = MMDReaderUtil.ReadVector4(reader);
morphData.ToonTexture = MMDReaderUtil.ReadVector4(reader);
morph.MorphDatas[j] = morphData;
}
break;
default:
throw new MMDFileParseException("invalid morph type " + morph.Type);
}
if (baseMorphIndex != null)
{
//TODO rectify system-reserved category
}
model.Morphs[i] = morph;
}
}
private static void ReadBones(BinaryReader reader, RawMMDModel model, PmxConfig pmxConfig)
{
var boneNum = reader.ReadInt32();
model.Bones = new Bone[boneNum];
for (var i = 0; i < boneNum; ++i)
{
var bone = new Bone
{
Name = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding),
NameEn = MMDReaderUtil.ReadSizedString(reader, pmxConfig.Encoding),
Position = MMDReaderUtil.ReadVector3(reader)
};
var parentIndex = MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
if (parentIndex < boneNum && parentIndex >= 0)
{
bone.ParentIndex = parentIndex;
}
else
{
bone.ParentIndex = -1;
}
bone.TransformLevel = reader.ReadInt32();
var flag = reader.ReadUInt16();
bone.ChildBoneVal.ChildUseId = (flag & PmxBoneFlags.PmxBoneChildUseId) != 0;
bone.Rotatable = (flag & PmxBoneFlags.PmxBoneRotatable) != 0;
bone.Movable = (flag & PmxBoneFlags.PmxBoneMovable) != 0;
bone.Visible = (flag & PmxBoneFlags.PmxBoneVisible) != 0;
bone.Controllable = (flag & PmxBoneFlags.PmxBoneControllable) != 0;
bone.HasIk = (flag & PmxBoneFlags.PmxBoneHasIk) != 0;
bone.AppendRotate = (flag & PmxBoneFlags.PmxBoneAcquireRotate) != 0;
bone.AppendTranslate = (flag & PmxBoneFlags.PmxBoneAcquireTranslate) != 0;
bone.RotAxisFixed = (flag & PmxBoneFlags.PmxBoneRotAxisFixed) != 0;
bone.UseLocalAxis = (flag & PmxBoneFlags.PmxBoneUseLocalAxis) != 0;
bone.PostPhysics = (flag & PmxBoneFlags.PmxBonePostPhysics) != 0;
bone.ReceiveTransform = (flag & PmxBoneFlags.PmxBoneReceiveTransform) != 0;
if (bone.ChildBoneVal.ChildUseId)
{
bone.ChildBoneVal.Index = MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
}
else
{
bone.ChildBoneVal.Offset = MMDReaderUtil.ReadVector3(reader);
}
if (bone.RotAxisFixed)
{
bone.RotAxis = MMDReaderUtil.ReadVector3(reader);
}
if (bone.AppendRotate || bone.AppendTranslate)
{
bone.AppendBoneVal.Index = MMDReaderUtil.ReadIndex(reader, pmxConfig.BoneIndexSize);
bone.AppendBoneVal.Ratio = reader.ReadSingle();
}
if (bone.UseLocalAxis)
{
var localX = MMDReaderUtil.ReadVector3(reader);
var localZ = MMDReaderUtil.ReadVector3(reader);
var localY = Vector3.Cross(localX, localZ);
localZ = Vector3.Cross(localX, localY);
localX.Normalize();
localY.Normalize();
localZ.Normalize();
bone.LocalAxisVal.AxisX = localX;
bone.LocalAxisVal.AxisY = localY;
bone.LocalAxisVal.AxisZ = localZ;
}
if (bone.ReceiveTransform)
{
bone.ExportKey = reader.ReadInt32();
}
if (bone.HasIk)
{
ReadBoneIk(reader, bone, pmxConfig.BoneIndexSize);
}
model.Bones[i] = bone;
}
}
private static void ReadDescription(BinaryReader reader, RawMMDModel model)
{
model.Name = MMDReaderUtil.ReadStringFixedLength(reader, 20, Tools.JapaneseEncoding);
model.Description = MMDReaderUtil.ReadStringFixedLength(reader, 256, Tools.JapaneseEncoding);
}
private static void ReadParts(BinaryReader reader, RawMMDModel model, List <int> tooTextureIds)
{
var partNum = reader.ReadInt32();
var partBaseShift = 0;
model.Parts = new Part[partNum];
for (var i = 0; i < partNum; ++i)
{
var material = new MMDMaterial();
material.DiffuseColor = MMDReaderUtil.ReadColor(reader, true);
material.Shiness = reader.ReadSingle();
material.SpecularColor = MMDReaderUtil.ReadColor(reader, false);
material.AmbientColor = MMDReaderUtil.ReadColor(reader, false);
var toonId = reader.ReadByte();
var edgeFlag = reader.ReadSByte();
var vertexNum = reader.ReadInt32();
var textureName = MMDReaderUtil.ReadStringFixedLength(reader, 20, Tools.JapaneseEncoding);
material.DrawDoubleFace = material.DiffuseColor.a < 0.9999f;
material.DrawGroundShadow = edgeFlag != 0;
material.CastSelfShadow = true;
material.DrawSelfShadow = true;
material.DrawEdge = edgeFlag != 0;
material.EdgeColor = Color.black;
if (!string.IsNullOrEmpty(textureName))
{
var dlmPos = textureName.IndexOf("*", StringComparison.Ordinal);
if (dlmPos >= 0)
{
var texPath = textureName.Substring(0, dlmPos);
var sphPath = textureName.Substring(dlmPos + 1);
if (!string.IsNullOrEmpty(texPath))
{
material.Texture = new MMDTexture(texPath);
}
if (!string.IsNullOrEmpty(sphPath))
{
material.SubTexture = new MMDTexture(sphPath);
}
if (sphPath.EndsWith("a") || sphPath.EndsWith("A"))
{
material.SubTextureType = MMDMaterial.SubTextureTypeEnum.MatSubTexSpa;
}
else
{
material.SubTextureType = MMDMaterial.SubTextureTypeEnum.MatSubTexSph;
}
}
else
{
var extDlmPos = textureName.LastIndexOf(".", StringComparison.Ordinal);
if (extDlmPos >= 0)
{
var ext = textureName.Substring(extDlmPos + 1);
ext = ext.ToLower();
if (!ext.Equals("sph") && !ext.Equals("spa"))
{
material.Texture = new MMDTexture(textureName);
}
else
{
material.SubTexture = new MMDTexture(textureName);
;
if (ext.EndsWith("a"))
{
material.SubTextureType = MMDMaterial.SubTextureTypeEnum.MatSubTexSpa;
}
else
{
material.SubTextureType = MMDMaterial.SubTextureTypeEnum.MatSubTexSph;
}
}
}
else
{
material.Texture = new MMDTexture(textureName);
}
}
}
var part = new Part();
part.Material = material;
tooTextureIds.Add(toonId);
part.BaseShift = partBaseShift;
part.TriangleIndexNum = vertexNum;
partBaseShift += vertexNum;
model.Parts[i] = part;
}
}
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);
}
