public static List <B3D_TEXS> ReadTEXS(this B3D_CHNK chunk)
{
var textures = new List <B3D_TEXS>();
using (var br = new BinaryReader(new MemoryStream(chunk.bytes)))
{
while (true)
{
try
{
var tex = new B3D_TEXS();
tex.name = br.ReadCString();
tex.flags = br.ReadInt32();
tex.blend = br.ReadInt32();
tex.pos = br.ReadVector2();
tex.scale = br.ReadVector2();
tex.rotation = br.ReadSingle();
textures.Add(tex);
}
catch
{
break;
}
}
}
return(textures);
}
public static B3D_MESH ReadMESH(this B3D_CHNK chunk)
{
var mesh = new B3D_MESH();
using (var br = new BinaryReader(new MemoryStream(chunk.bytes)))
{
mesh.brush_id = br.ReadInt32();
foreach (var childChunk in br.ReadChunks())
{
switch (childChunk.name)
{
case "VRTS":
mesh.vertsData = childChunk.ReadVRTS();
break;
case "TRIS":
mesh.surfaces.Add(childChunk.ReadTRIS());
break;
}
}
}
return(mesh);
}
public static List <B3D_BRUS> ReadBRUS(this B3D_CHNK chunk)
{
var brushes = new List <B3D_BRUS>();
using (var br = new BinaryReader(new MemoryStream(chunk.bytes)))
{
int n_texes = br.ReadInt32();
while (true)
{
try
{
var brush = new B3D_BRUS();
brush.name = br.ReadCString();
brush.color = br.ReadColor();
brush.shininess = br.ReadSingle();
brush.blend = br.ReadInt32();
brush.fx = br.ReadInt32();
brush.texture_id = new int[n_texes];
for (int i = 0; i < brush.texture_id.Length; i++)
{
brush.texture_id[i] = br.ReadInt32();
}
brushes.Add(brush);
}
catch
{
break;
}
}
}
return(brushes);
}
public static B3D_TRIS ReadTRIS(this B3D_CHNK chunk)
{
var triangles = new B3D_TRIS();
using (var br = new BinaryReader(new MemoryStream(chunk.bytes)))
{
triangles.brush_id = br.ReadInt32();
var triangle = new int[3];
while (true)
{
try
{
triangle[0] = br.ReadInt32();
triangle[1] = br.ReadInt32();
triangle[2] = br.ReadInt32();
triangles.triangles.AddRange(triangle);
}
catch
{
break;
}
}
}
return(triangles);
}
public static B3D_CHNK ReadChunk(this BinaryReader br)
{
B3D_CHNK chunk = new B3D_CHNK();
string str = "";
chunk.name = Encoding.ASCII.GetString(br.ReadBytes(4));
int chunkLength = br.ReadInt32();
chunk.bytes = br.ReadBytes(chunkLength);
return(chunk);
}
public static B3D_ANIM ReadANIM(this B3D_CHNK chunk)
{
var anim = new B3D_ANIM();
using (var br = new BinaryReader(new MemoryStream(chunk.bytes)))
{
anim.flags = br.ReadInt32();
anim.frames = br.ReadInt32();
anim.fps = br.ReadSingle();
}
return(anim);
}
public static B3D_VRTS ReadVRTS(this B3D_CHNK chunk)
{
var vrts = new B3D_VRTS();
using (var br = new BinaryReader(new MemoryStream(chunk.bytes)))
{
vrts.flags = br.ReadInt32();
vrts.tex_coord_sets = br.ReadInt32();
vrts.tex_coord_set_size = br.ReadInt32();
vrts.uv = new List <Vector2> [vrts.tex_coord_sets];
for (int i = 0; i < vrts.uv.Length; i++)
{
vrts.uv[i] = new List <Vector2>();
}
while (true)
{
try
{
Vector3 vertex = br.ReadVector3();
vrts.vertices.Add(vertex);
if (vrts.containsNormals)
{
Vector3 normal = br.ReadVector3();
vrts.normals.Add(normal);
}
if (vrts.containsColors)
{
var color = br.ReadColor();
vrts.colors.Add(color);
}
for (int i = 0; i < vrts.tex_coord_sets; i++)
{
var uvData = new float[vrts.tex_coord_set_size];
for (int j = 0; j < vrts.tex_coord_set_size; j++)
{
uvData[j] = br.ReadSingle();
}
vrts.uv[i].Add(new Vector2(uvData[0], uvData[1]));
}
}
catch
{
break;
}
}
}
return(vrts);
}
public static B3D_KEYS ReadKEYS(this B3D_CHNK chunk)
{
var keys = new B3D_KEYS();
using (var br = new BinaryReader(new MemoryStream(chunk.bytes)))
{
keys.flags = br.ReadInt32();
while (true)
{
try
{
var keyframe = new B3D_KEYS_KEYFRAME();
keyframe.frame = br.ReadInt32();
if (keys.containsPosition)
{
keyframe.position = br.ReadVector3();
}
if (keys.containsScale)
{
keyframe.scale = br.ReadVector3();
}
if (keys.containsRotation)
{
keyframe.rotation = br.ReadQuaternion();
}
keys.keyframes.Add(keyframe);
}
catch
{
break;
}
}
}
return(keys);
}
public static B3D_BONE ReadBONE(this B3D_CHNK chunk)
{
var bone = new B3D_BONE();
using (var br = new BinaryReader(new MemoryStream(chunk.bytes)))
{
while (true)
{
try
{
var boneWeight = new B3D_BONE_WEIGHT();
boneWeight.vertex_id = br.ReadInt32();
boneWeight.weight = br.ReadSingle();
bone.weights.Add(boneWeight);
}
catch
{
break;
}
}
}
return(bone);
}
public static B3D_NODE ReadNODE(this B3D_CHNK chunk)
{
var node = new B3D_NODE();
using (var br = new BinaryReader(new MemoryStream(chunk.bytes)))
{
var name = br.ReadCString();
if (name == "B3DEXT_CAMERA")
{
node = new B3DEXT_CAMERA();
}
else if (name == "B3DEXT_OMNILIGHT")
{
node = new B3DEXT_OMNILIGHT();
}
else if (name == "B3DEXT_DIRLIGHT")
{
node = new B3DEXT_DIRLIGHT();
}
else if (name == "B3DEXT_SPOTLIGHT")
{
node = new B3DEXT_SPOTLIGHT();
}
else if (name == "B3DEXT_RANGE")
{
node = new B3DEXT_RANGE();
}
else if (name == "B3DEXT_FOV")
{
node = new B3DEXT_FOV();
}
else if (name == "B3DEXT_VISIBILITY")
{
node = new B3DEXT_VISIBILITY();
}
node.name = name;
node.position = br.ReadVector3();
node.scale = br.ReadVector3();
node.rotation = br.ReadQuaternion();
foreach (var childChunk in br.ReadChunks())
{
switch (childChunk.name)
{
case "NODE":
node.childs.Add(childChunk.ReadNODE());
break;
case "BONE":
node.bone = childChunk.ReadBONE();
break;
case "MESH":
node.mesh = childChunk.ReadMESH();
break;
case "ANIM":
node.anim = childChunk.ReadANIM();
break;
case "KEYS":
node.animation_keys.Add(childChunk.ReadKEYS());
break;
}
}
foreach (var child in node.childs)
{
child.parent = node;
}
}
return(node);
}
