/// <summary>
/// Construct a new MDLObject
/// </summary>
/// <returns></returns>
public MDLObject NewMDLObject()
{
MDLObject o = new MDLObject();
o.nchildren = 0;
o.childrens = null;
o.lodval = 0;
o.type = MDLType.mdl_empty;
o.textidx = -1;
return(o);
}
// SaveToFile sub part - save a child object
void SaveObject(MDLObject po, BinaryWriter bw, int GroupPos, int MeshPos, int TextPos, int TextGeoPos)
{
if (po.type == MDLType.mdl_group)
{
bw.Write((int)5);
bw.Write(po.nchildren);
for (int n = 0; n < po.nchildren; n++)
{
SaveObject(po.childrens[n], bw, GroupPos, MeshPos, TextPos, TextGeoPos);
bw.Write((int)0);
}
bw.Write((int)9);
bw.Write(GroupPos);
bw.Write((int)6);
}
if (po.type == MDLType.mdl_lod)
{
bw.Write((int)5);
bw.Write(po.nchildren);
for (int n = 0; n < po.nchildren; n++)
{
SaveObject(po.childrens[n], bw, GroupPos, MeshPos, TextPos, TextGeoPos);
if (po.childrens[n].lodval != 0)
{
bw.Write((int)1);
bw.Write(po.childrens[n].lodval);
bw.Write((int)10);
}
bw.Write((int)0);
}
bw.Write((int)9);
bw.Write(GroupPos);
bw.Write((int)6);
}
if (po.type == MDLType.mdl_mesh)
{
if (po.textidx != -1)
{
bw.Write((int)9);
bw.Write(TextPos + po.textidx);
}
// save mesh
bw.Write((int)9);
bw.Write(MeshPos);
bw.Write((int)7);
bw.Write((int)po.mesh.nvertex);
bw.Write((int)po.mesh.nfaces);
for (int v = 0; v < po.mesh.nvertex; v++)
{
bw.Write(po.mesh.vertices[v].x);
bw.Write(po.mesh.vertices[v].y);
bw.Write(po.mesh.vertices[v].z);
bw.Write(po.mesh.vertices[v].mx);
bw.Write(po.mesh.vertices[v].my);
bw.Write(po.mesh.vertices[v].nx);
bw.Write(po.mesh.vertices[v].ny);
bw.Write(po.mesh.vertices[v].nz);
}
for (int v = 0; v < po.mesh.nfaces; v++)
{
bw.Write(po.mesh.faces[v]);
}
if (po.textidx != -1)
{
bw.Write((int)9);
bw.Write(TextGeoPos);
bw.Write((int)6);
}
}
}
/// <summary>
/// Read a binary MDL file
/// a real mess !
/// return true on success
/// </summary>
/// <param name="sFileName"></param>
/// <returns></returns>
public bool ReadFromFile(string sFileName)
{
FileStream cf;
try
{
cf = new FileStream(sFileName, FileMode.Open, FileAccess.Read, FileShare.Read);
}
catch
{
return(false);
}
BinaryReader br = new BinaryReader(cf);
uint cookie = br.ReadUInt32();
if (cookie != 0xDEBADF00)
{
br.Close();
cf.Close();
return(false);
}
MDLHeader header = new MDLHeader();
if (!header.ReadHeader(br))
{
br.Close();
cf.Close();
return(false);
}
NumTextures = 0;
for (int i = 0; i < header.nb_tags; i++)
{
string tag = ParseString(br);
header.TagsNames[i] = tag;
if ((tag != "model") && (tag != "effect"))
{
NumTextures++;
}
}
int idx = 0;
int[] TexturesIdx = new int[NumTextures];
if (NumTextures != 0)
{
Textures = new string[NumTextures];
for (int i = 0; i < header.nb_tags; i++)
{
string tag = header.TagsNames[i];
if ((tag != "model") && (tag != "effect"))
{
Textures[idx] = tag;
TexturesIdx[idx] = i;
idx++;
}
}
}
// ASSERT(idx==NumTextures);
for (int i = 0; i < header.l2; i++)
{
int uk1 = br.ReadInt32();
string tag = ParseString(br);
header.L2Vals[i].Name = tag;
header.L2Vals[i].Value = uk1;
}
for (int i = 0; i < header.l3; i++)
{
string tag = ParseString(br);
header.l3names[i] = tag;
}
// LOOP LEVEL 3
int lastText = -1;
//MDLObject lastObject = new MDLObject();
MDLObject [] stackedObjects = new MDLObject[500];
int[] stack = new int[200];
int sopos = -1;
for (int L3 = 0; L3 < header.l3; L3++)
{
int l3val = br.ReadInt32();
bool cont = true;
int stackpos = -1;
// LOOL LEVEL 2
while (cont)
{
int token = br.ReadInt32();
switch (token)
{
case 5:
{
// start of group
// push # val
int nentry = br.ReadInt32();
stack[++stackpos] = nentry;
break;
}
case 9:
{
int l2idx = br.ReadInt32();
if ((l2idx < 0) || (l2idx > header.l2))
{
//ReadError.Format("unmatched l2idx = %s",l2idx);
cont = false;
break;
}
else
{
string l2type = header.L2Vals[l2idx].Name;
bool matched = false;
if (l2type == "MeshGeo")
{
matched = true;
int datatype = br.ReadInt32();
if (datatype != 7)
{
cont = false;
break;
}
MDLMesh mesh = new MDLMesh();
mesh.nvertex = br.ReadInt32();
mesh.nfaces = br.ReadInt32();
mesh.vertices = new MDLVertice[mesh.nvertex];
for (int n = 0; n < mesh.nvertex; n++)
{
// read vertice
MDLVertice vert = new MDLVertice();
vert.x = br.ReadSingle();
vert.y = br.ReadSingle();;
vert.z = br.ReadSingle();;
vert.mx = br.ReadSingle();;
vert.my = br.ReadSingle();;
vert.nx = br.ReadSingle();;
vert.ny = br.ReadSingle();;
vert.nz = br.ReadSingle();;
mesh.vertices[n] = vert;
}
mesh.faces = new ushort[mesh.nfaces];
for (int n = 0; n < mesh.nfaces; n++)
{
mesh.faces[n] = br.ReadUInt16();
}
stackedObjects[++sopos] = NewMDLObject();
stackedObjects[sopos].mesh = mesh;
stackedObjects[sopos].type = MDLType.mdl_mesh;
}
if (l2type == "ModifiableNumber")
{
int six = br.ReadInt32();
matched = true;
}
if (l2type == "LightsGeo")
{
matched = true;
int datatype = br.ReadInt32();
if (datatype != 7)
{
// ReadError.Format("bad data %d in LightsGeo",datatype);
cont = false;
break;
}
if (NumLights != 0)
{
// ReadError.Format("double ligths!!!");
cont = false;
break;
}
int nlite = br.ReadInt32();
NumLights = nlite;
Lights = new MDLLight[nlite];
for (int n = 0; n < nlite; n++)
{
MDLLight lite = new MDLLight();
lite.Read(br);
Lights[n] = lite;
}
}
if (l2type == "FrameData")
{
matched = true;
int datatype = br.ReadInt32();
if (datatype != 7)
{
//ReadError.Format("bad data %d in FrameData",datatype);
cont = false;
break;
}
if (NumFrameDatas != 0)
{
// ReadError.Format("double framedata!!!");
cont = false;
break;
}
int ndata = br.ReadInt32();
NumFrameDatas = ndata;
FrameDatas = new MDLFrameData[ndata];
for (int n = 0; n < ndata; n++)
{
MDLFrameData data = new MDLFrameData();
data.name = ParseString(br);
data.Read(br);
FrameDatas[n] = data;
}
}
if (l2type == "TextureGeo")
{
matched = true;
int six = br.ReadInt32();
// ASSERT(lastObject != NULL);
stackedObjects[sopos].textidx = lastText;
}
if (l2type == "LODGeo")
{
matched = true;
int six = br.ReadInt32();
MDLObject lastObject = NewMDLObject();
lastObject.type = MDLType.mdl_lod;
lastObject.nchildren = stack[stackpos] + 1;
lastObject.childrens = new MDLObject[lastObject.nchildren];
for (int n = 0; n < lastObject.nchildren; n++)
{
lastObject.childrens[n] = stackedObjects[sopos--];
}
stackedObjects[++sopos] = lastObject;
stackpos--;
}
if (l2type == "GroupGeo")
{
matched = true;
int six = br.ReadInt32();
MDLObject lastObject = NewMDLObject();
lastObject.type = MDLType.mdl_group;
lastObject.nchildren = stack[stackpos];
lastObject.childrens = new MDLObject[lastObject.nchildren];
for (int n = 0; n < lastObject.nchildren; n++)
{
lastObject.childrens[n] = stackedObjects[sopos--];
}
stackedObjects[++sopos] = lastObject;
stackpos--;
}
if (l2type == "time")
{
matched = true;
//ReadError.Format("!!time!!"),
cont = false;
break;
}
if (l2type == "ImportImage")
{
matched = true;
cont = false;
int datatype = br.ReadInt32();
if (datatype != 7)
{
// ReadError.Format("bad data %d in ImportImage",datatype);
cont = false;
break;
}
MDLImage img = new MDLImage(0, 0);
img.Read(br);
stackedObjects[++sopos] = NewMDLObject();
stackedObjects[sopos].image = img;
stackedObjects[sopos].type = MDLType.mdl_image;
break;
}
if (!matched)
{
for (int n = 0; n < header.nb_tags; n++)
{
if (l2type == header.TagsNames[n])
{
matched = true;
lastText = -1;
for (int p = 0; p < NumTextures; p++)
{
if (TexturesIdx[p] == header.L2Vals[l2idx].Value)
{
lastText = p;
}
}
// ASSERT(lastText != -1);
}
}
}
if (!matched)
{
//ReadError.Format("unmatched l2type = %s\n",l2type);
cont = false;
break;
}
}
break;
}
case 1:
{
float val = br.ReadSingle();
if (header.l3names[L3] == "frame")
{
FrameVal = val;
}
else
{
// ASSERT(lastObject != NULL);
stackedObjects[sopos].lodval = val;
}
break;
}
case 10:
{
// handle 10
break;
}
case 0:
{
if (stackpos >= 0)
{ //stack[stackpos] -=1;
}
else
{
cont = false;
}
break;
}
default:
//ReadError.Format("unknow token = %d\n",token);
cont = false;
break;
} // switch
} // while(cont)
} // l3
RootObject = stackedObjects[sopos];
br.Close();
cf.Close();
return(true);
}
/// <summary>
/// Read a binary MDL file
/// a real mess !
/// return true on success
/// </summary>
/// <param name="sFileName"></param>
/// <returns></returns>
public bool ReadFromFile(string sFileName)
{
FileStream cf;
try
{
cf = new FileStream(sFileName, FileMode.Open, FileAccess.Read, FileShare.Read);
}
catch
{
return(false);
}
BinaryReader br = new BinaryReader(cf);
header = new MDLHeader();
if (!header.ReadHeader(br))
{
br.Close();
cf.Close();
return(false);
}
// Read in namespaces
for (int i = 0; i < header.ImportedNameSpacesCount; i++)
{
string tag = ReadAlignedString(br);
header.NameSpaces.Add(tag);
//if ((tag != "model") && (tag != "effect"))
// NumTextures++;
}
// Count number of names spaecs we dont recognize and assume they are texture namespaces.
NumTextures = header.NameSpaces.Count(x => x != "model" && x != "effect");
Textures = header.NameSpaces.Where(x => x != "model" && x != "effect").ToDictionary(x => x, x => this.header.NameSpaces.IndexOf(x));
// ASSERT(idx==NumTextures);
for (int i = 0; i < header.ImportedSymoblCount; i++)
{
int uk1 = br.ReadInt32();
string tag = ReadAlignedString(br);
SymbolPair sp;
sp.Name = tag;
sp.Value = uk1;
header.ImportedSymbols.Add(sp);
}
for (int i = 0; i < header.ExportedSymbolCount; i++)
{
string tag = ReadAlignedString(br);
header.ExportedSymbols.Add(tag);
}
// LOOP LEVEL 3
int lastText = -1;
//MDLObject lastObject = new MDLObject();
MDLObject[] stackedObjects = new MDLObject[500];
int[] stack = new int[200];
int sopos = -1;
for (int L3 = 0; L3 < header.ExportedSymbolCount; L3++)
{
int l3val = br.ReadInt32();
bool cont = true;
int stackpos = -1;
// LOOL LEVEL 2
while (cont)
{
int token = br.ReadInt32();
switch (token)
{
case 5:
{
// start of group
// push # val
int nentry = br.ReadInt32();
stack[++stackpos] = nentry;
break;
}
case 9:
{
int l2idx = br.ReadInt32();
if ((l2idx < 0) || (l2idx > header.ImportedSymoblCount))
{
//ReadError.Format("unmatched l2idx = %s",l2idx);
cont = false;
break;
}
else
{
string l2type = header.ImportedSymbols[l2idx].Name;
bool matched = false;
if (l2type == "MeshGeo")
{
matched = true;
int datatype = br.ReadInt32();
if (datatype != 7)
{
cont = false;
break;
}
MDLMesh mesh = new MDLMesh();
mesh.nvertex = br.ReadInt32();
mesh.nfaces = br.ReadInt32();
mesh.vertices = new MDLVertice[mesh.nvertex];
for (int n = 0; n < mesh.nvertex; n++)
{
// read vertice
MDLVertice vert = new MDLVertice();
vert.x = br.ReadSingle();
vert.y = br.ReadSingle();;
vert.z = br.ReadSingle();;
vert.mx = br.ReadSingle();;
vert.my = br.ReadSingle();;
vert.nx = br.ReadSingle();;
vert.ny = br.ReadSingle();;
vert.nz = br.ReadSingle();;
mesh.vertices[n] = vert;
}
mesh.faces = new ushort[mesh.nfaces];
for (int n = 0; n < mesh.nfaces; n++)
{
mesh.faces[n] = br.ReadUInt16();
}
stackedObjects[++sopos] = NewMDLObject();
stackedObjects[sopos].mesh = mesh;
stackedObjects[sopos].type = MDLType.mdl_mesh;
}
if (l2type == "ModifiableNumber")
{
int six = br.ReadInt32();
matched = true;
}
if (l2type == "LightsGeo")
{
matched = true;
int datatype = br.ReadInt32();
if (datatype != 7)
{
// ReadError.Format("bad data %d in LightsGeo",datatype);
cont = false;
break;
}
if (NumLights != 0)
{
// ReadError.Format("double ligths!!!");
cont = false;
break;
}
int nlite = br.ReadInt32();
NumLights = nlite;
Lights = new List <MDLLight>();
for (int n = 0; n < nlite; n++)
{
MDLLight lite = new MDLLight();
lite.Read(br);
Lights.Add(lite);
}
}
if (l2type == "FrameData")
{
matched = true;
int datatype = br.ReadInt32();
if (datatype != 7)
{
//ReadError.Format("bad data %d in FrameData",datatype);
cont = false;
break;
}
if (NumFrameDatas != 0)
{
// ReadError.Format("double framedata!!!");
cont = false;
break;
}
int ndata = br.ReadInt32();
NumFrameDatas = ndata;
FrameDatas = new List <MDLFrameData>();
for (int n = 0; n < ndata; n++)
{
MDLFrameData data = new MDLFrameData();
data.name = ReadAlignedString(br);
data.Read(br);
FrameDatas.Add(data);
}
}
if (l2type == "TextureGeo")
{
matched = true;
int six = br.ReadInt32();
// ASSERT(lastObject != NULL);
stackedObjects[sopos].textidx = lastText;
}
if (l2type == "LODGeo")
{
matched = true;
int six = br.ReadInt32();
MDLObject lastObject = NewMDLObject();
lastObject.type = MDLType.mdl_lod;
lastObject.nchildren = stack[stackpos] + 1;
lastObject.childrens = new MDLObject[lastObject.nchildren];
for (int n = 0; n < lastObject.nchildren; n++)
{
lastObject.childrens[n] = stackedObjects[sopos--];
}
stackedObjects[++sopos] = lastObject;
stackpos--;
}
if (l2type == "GroupGeo")
{
matched = true;
int six = br.ReadInt32();
MDLObject lastObject = NewMDLObject();
lastObject.type = MDLType.mdl_group;
lastObject.nchildren = stack[stackpos];
lastObject.childrens = new MDLObject[lastObject.nchildren];
for (int n = 0; n < lastObject.nchildren; n++)
{
lastObject.childrens[n] = stackedObjects[sopos--];
}
stackedObjects[++sopos] = lastObject;
stackpos--;
}
if (l2type == "time")
{
matched = true;
//ReadError.Format("!!time!!"),
cont = false;
break;
}
if (l2type == "ImportImage")
{
matched = true;
cont = false;
int datatype = br.ReadInt32();
if (datatype != 7)
{
// ReadError.Format("bad data %d in ImportImage",datatype);
cont = false;
break;
}
MDLImage img = new MDLImage();
img.Read(br);
stackedObjects[++sopos] = NewMDLObject();
stackedObjects[sopos].image = img;
stackedObjects[sopos].type = MDLType.mdl_image;
break;
}
if (!matched)
{
for (int n = 0; n < header.ImportedNameSpacesCount; n++)
{
if (l2type == header.NameSpaces[n])
{
matched = true;
lastText = -1;
for (int p = 0; p < NumTextures; p++)
{
if (Textures.ElementAt(p).Value == header.ImportedSymbols[l2idx].Value)
{
lastText = p;
}
}
// ASSERT(lastText != -1);
}
}
}
if (!matched)
{
//ReadError.Format("unmatched l2type = %s\n",l2type);
cont = false;
break;
}
}
break;
}
case 1:
{
float val = br.ReadSingle();
if (header.ExportedSymbols[L3] == "frame")
{
FrameVal = val;
}
else
{
// ASSERT(lastObject != NULL);
stackedObjects[sopos].lodval = val;
}
break;
}
case 10:
{
// handle 10
break;
}
case 0:
{
if (stackpos >= 0)
{ //stack[stackpos] -=1;
}
else
{
cont = false;
}
break;
}
default:
//ReadError.Format("unknow token = %d\n",token);
cont = false;
break;
} // switch
} // while(cont)
} // l3
RootObject = new List <MDLObject>(stackedObjects.Where(x => x != null));//[sopos];
br.Close();
cf.Close();
return(true);
}