private CollisionFile(CollisionFileInfo info, Stream stream)
{
Name = info.Name;
ModelId = info.ModelId;
var version = info.Version;
var reader = new BinaryReader(stream);
stream.Seek(info.Offset + 28, SeekOrigin.Begin);
Bounds = new Bounds(reader, version);
int spheres, boxes, verts, faces, faceGroups;
long spheresOffset, boxesOffset, vertsOffset,
facesOffset, faceGroupsOffset;
switch (version)
{
case Version.COLL: {
spheres = reader.ReadInt32();
spheresOffset = stream.Position;
stream.Seek(spheres * Sphere.Size, SeekOrigin.Current);
reader.ReadInt32();
boxes = reader.ReadInt32();
boxesOffset = stream.Position;
stream.Seek(boxes * Box.Size, SeekOrigin.Current);
verts = reader.ReadInt32();
vertsOffset = stream.Position;
stream.Seek(verts * Vertex.SizeV1, SeekOrigin.Current);
faces = reader.ReadInt32();
facesOffset = stream.Position;
faceGroups = 0;
faceGroupsOffset = 0;
break;
}
default: {
spheres = reader.ReadUInt16();
boxes = reader.ReadUInt16();
faces = reader.ReadUInt16();
reader.ReadInt16();
Flags = (Flags)reader.ReadInt32();
spheresOffset = reader.ReadUInt32() + info.Offset;
boxesOffset = reader.ReadUInt32() + info.Offset;
reader.ReadUInt32();
vertsOffset = reader.ReadUInt32() + info.Offset;
facesOffset = reader.ReadUInt32() + info.Offset;
if (faces > 0 && (Flags & Flags.HasFaceGroups) == Flags.HasFaceGroups)
{
stream.Seek(facesOffset - 4, SeekOrigin.Begin);
faceGroups = reader.ReadInt32();
faceGroupsOffset = facesOffset - 4 - FaceGroup.Size * faceGroups;
}
else
{
faceGroups = 0;
faceGroupsOffset = 0;
}
verts = -1;
break;
}
}
Spheres = new Sphere[spheres];
Boxes = new Box[boxes];
Faces = new Face[faces];
FaceGroups = new FaceGroup[faceGroups];
if (spheres > 0)
{
stream.Seek(spheresOffset, SeekOrigin.Begin);
for (var i = 0; i < spheres; ++i)
{
Spheres[i] = new Sphere(reader, version);
}
}
if (boxes > 0)
{
stream.Seek(boxesOffset, SeekOrigin.Begin);
for (var i = 0; i < boxes; ++i)
{
Boxes[i] = new Box(reader, version);
}
}
if (faces > 0)
{
stream.Seek(facesOffset, SeekOrigin.Begin);
for (var i = 0; i < faces; ++i)
{
Faces[i] = new Face(reader, version);
}
if (verts == -1)
{
verts = Faces.Max(x => x.GetIndices().Max()) + 1;
}
Vertices = new Vertex[verts];
stream.Seek(vertsOffset, SeekOrigin.Begin);
for (var i = 0; i < verts; ++i)
{
Vertices[i] = new Vertex(reader, version);
}
if (faceGroups > 0)
{
stream.Seek(faceGroupsOffset, SeekOrigin.Begin);
for (var i = 0; i < faceGroups; ++i)
{
FaceGroups[i] = new FaceGroup(reader);
}
}
}
else
{
Vertices = new Vertex[0];
}
}
private CollisionFile(CollisionFileInfo info, Stream stream)
{
Name = info.Name;
ModelId = info.ModelId;
var version = info.Version;
var reader = new BinaryReader(stream);
stream.Seek(info.Offset + 28, SeekOrigin.Begin);
Bounds = new Bounds(reader, version);
int spheres, boxes, verts, faces, faceGroups;
long spheresOffset, boxesOffset, vertsOffset,
facesOffset, faceGroupsOffset;
switch (version) {
case Version.COLL: {
spheres = reader.ReadInt32();
spheresOffset = stream.Position;
stream.Seek(spheres * Sphere.Size, SeekOrigin.Current);
reader.ReadInt32();
boxes = reader.ReadInt32();
boxesOffset = stream.Position;
stream.Seek(boxes * Box.Size, SeekOrigin.Current);
verts = reader.ReadInt32();
vertsOffset = stream.Position;
stream.Seek(verts * Vertex.SizeV1, SeekOrigin.Current);
faces = reader.ReadInt32();
facesOffset = stream.Position;
faceGroups = 0;
faceGroupsOffset = 0;
break;
}
default: {
spheres = reader.ReadUInt16();
boxes = reader.ReadUInt16();
faces = reader.ReadUInt16();
reader.ReadInt16();
Flags = (Flags) reader.ReadInt32();
spheresOffset = reader.ReadUInt32() + info.Offset;
boxesOffset = reader.ReadUInt32() + info.Offset;
reader.ReadUInt32();
vertsOffset = reader.ReadUInt32() + info.Offset;
facesOffset = reader.ReadUInt32() + info.Offset;
if (faces > 0 && (Flags & Flags.HasFaceGroups) == Flags.HasFaceGroups) {
stream.Seek(facesOffset - 4, SeekOrigin.Begin);
faceGroups = reader.ReadInt32();
faceGroupsOffset = facesOffset - 4 - FaceGroup.Size * faceGroups;
} else {
faceGroups = 0;
faceGroupsOffset = 0;
}
verts = -1;
break;
}
}
Spheres = new Sphere[spheres];
Boxes = new Box[boxes];
Faces = new Face[faces];
FaceGroups = new FaceGroup[faceGroups];
if (spheres > 0) {
stream.Seek(spheresOffset, SeekOrigin.Begin);
for (var i = 0; i < spheres; ++i) {
Spheres[i] = new Sphere(reader, version);
}
}
if (boxes > 0) {
stream.Seek(boxesOffset, SeekOrigin.Begin);
for (var i = 0; i < boxes; ++i) {
Boxes[i] = new Box(reader, version);
}
}
if (faces > 0) {
stream.Seek(facesOffset, SeekOrigin.Begin);
for (var i = 0; i < faces; ++i) {
Faces[i] = new Face(reader, version);
}
if (verts == -1) {
verts = Faces.Max(x => x.GetIndices().Max()) + 1;
}
Vertices = new Vertex[verts];
stream.Seek(vertsOffset, SeekOrigin.Begin);
for (var i = 0; i < verts; ++i) {
Vertices[i] = new Vertex(reader, version);
}
if (faceGroups > 0) {
stream.Seek(faceGroupsOffset, SeekOrigin.Begin);
for (var i = 0; i < faceGroups; ++i) {
FaceGroups[i] = new FaceGroup(reader);
}
}
} else {
Vertices = new Vertex[0];
}
}