public static Kn5 FromFile(string filename, IKn5TextureLoader textureLoader = null, IKn5MaterialLoader materialLoader = null,
IKn5NodeLoader nodeLoader = null)
{
if (!File.Exists(filename))
{
throw new FileNotFoundException(filename);
}
var kn5 = new Kn5(filename);
(textureLoader = textureLoader ?? DefaultKn5TextureLoader.Instance).OnNewKn5(filename);
(materialLoader = materialLoader ?? DefaultKn5MaterialLoader.Instance).OnNewKn5(filename);
(nodeLoader = nodeLoader ?? DefaultKn5NodeLoader.Instance).OnNewKn5(filename);
using (var reader = new Kn5Reader(filename)) {
kn5.FromFile_Header(reader);
kn5.FromFile_Textures(reader, textureLoader);
if (nodeLoader != SkippingNodeLoader.Instance || materialLoader != SkippingMaterialLoader.Instance)
{
kn5.FromFile_Materials(reader, materialLoader);
kn5.FromFile_Nodes(reader, nodeLoader);
}
}
return(kn5);
}
public static Kn5 FromFile(string filename, bool skipTextures, bool readNodesAsBytes = true)
{
if (!File.Exists(filename))
{
throw new FileNotFoundException(filename);
}
var kn5 = new Kn5(filename);
using (var reader = new Kn5Reader(filename)) {
kn5.FromFile_Header(reader);
if (skipTextures)
{
kn5.FromFile_Textures(reader, BlankKn5TextureLoader.Instance);
}
else
{
kn5.FromFile_Textures(reader, DefaultKn5TextureLoader.Instance);
}
kn5.FromFile_Materials(reader);
kn5.FromFile_Nodes(reader, readNodesAsBytes);
}
return(kn5);
}
public static Kn5 FromStream(Stream entry, IKn5TextureLoader textureLoader = null)
{
var kn5 = new Kn5(string.Empty);
using (var reader = new Kn5Reader(entry)) {
kn5.FromFile_Header(reader);
kn5.FromFile_Textures(reader, textureLoader ?? DefaultKn5TextureLoader.Instance);
kn5.FromFile_Materials(reader);
kn5.FromFile_Nodes(reader, false);
}
return(kn5);
}
private void FromFile_Nodes(Kn5Reader reader, bool readAsBytes)
{
if (readAsBytes)
{
var nodesStart = reader.BaseStream.Position;
var nodesLength = reader.BaseStream.Length - nodesStart;
NodesBytes = reader.ReadBytes((int)nodesLength);
reader.BaseStream.Seek(nodesStart, SeekOrigin.Begin);
}
try {
RootNode = FromFile_Node(reader);
} catch (NotImplementedException) {
RootNode = null;
}
}
private void FromFile_Materials(Kn5Reader reader)
{
try {
var count = reader.ReadInt32();
Materials = new Dictionary <string, Kn5Material>(count);
for (var i = 0; i < count; i++)
{
var material = reader.ReadMaterial();
Materials[material.Name] = material;
}
} catch (NotImplementedException) {
Materials = null;
}
}
private static Kn5Node SkipNode(Kn5Reader reader)
{
var node = reader.ReadNodeHierarchy();
var capacity = node.Children.Capacity;
try {
for (var i = 0; i < capacity; i++)
{
node.Children.Add(SkipNode(reader));
}
} catch (EndOfStreamException) {
node.Children.Capacity = node.Children.Count;
}
return(node);
}
private Kn5Node FromFile_Node(Kn5Reader reader)
{
var node = reader.ReadNode();
var capacity = node.Children.Capacity;
try {
for (var i = 0; i < capacity; i++)
{
node.Children.Add(FromFile_Node(reader));
}
} catch (EndOfStreamException) {
node.Children.Capacity = node.Children.Count;
}
return(node);
}
public static Kn5 FromStream(Stream entry, IKn5TextureLoader textureLoader = null, IKn5MaterialLoader materialLoader = null,
IKn5NodeLoader nodeLoader = null)
{
var kn5 = new Kn5(string.Empty);
using (var reader = new Kn5Reader(entry)) {
kn5.FromFile_Header(reader);
kn5.FromFile_Textures(reader, textureLoader ?? DefaultKn5TextureLoader.Instance);
if (nodeLoader != SkippingNodeLoader.Instance || materialLoader != SkippingMaterialLoader.Instance)
{
kn5.FromFile_Materials(reader, materialLoader ?? DefaultKn5MaterialLoader.Instance);
kn5.FromFile_Nodes(reader, nodeLoader ?? DefaultKn5NodeLoader.Instance);
}
}
return(kn5);
}
public static Kn5 FromFile(string filename, IKn5TextureLoader textureLoader = null)
{
if (!File.Exists(filename))
{
throw new FileNotFoundException(filename);
}
var kn5 = new Kn5(filename);
using (var reader = new Kn5Reader(filename)) {
kn5.FromFile_Header(reader);
kn5.FromFile_Textures(reader, textureLoader ?? DefaultKn5TextureLoader.Instance);
kn5.FromFile_Materials(reader);
kn5.FromFile_Nodes(reader, false);
}
return(kn5);
}
public static Kn5 FromStream(Stream entry, bool skipTextures = false) {
var kn5 = new Kn5(string.Empty);
using (var reader = new Kn5Reader(entry)) {
kn5.FromFile_Header(reader);
if (skipTextures) {
kn5.FromFile_SkipTextures(reader);
} else {
kn5.FromFile_Textures(reader);
}
kn5.FromFile_Materials(reader);
kn5.FromFile_Nodes(reader);
}
return kn5;
}
private void FromFile_Textures(Kn5Reader reader, [NotNull] IKn5TextureLoader textureLoader)
{
try {
var count = reader.ReadInt32();
Textures = new Dictionary <string, Kn5Texture>(count);
TexturesData = new Dictionary <string, byte[]>(count);
for (var i = 0; i < count; i++)
{
var texture = reader.ReadTexture();
if (texture.Length > 0)
{
Textures[texture.Name] = texture;
TexturesData[texture.Name] = textureLoader.LoadTexture(texture.Name, reader.BaseStream, texture.Length) ?? new byte[0];
}
}
} catch (NotImplementedException) {
Textures = null;
TexturesData = null;
}
}
public static Kn5 FromFile(string filename, bool skipTextures = false) {
if (!File.Exists(filename)) {
throw new FileNotFoundException(filename);
}
var kn5 = new Kn5(filename);
using (var reader = new Kn5Reader(filename)) {
kn5.FromFile_Header(reader);
if (skipTextures) {
kn5.FromFile_SkipTextures(reader);
} else {
kn5.FromFile_Textures(reader);
}
kn5.FromFile_Materials(reader);
kn5.FromFile_Nodes(reader);
}
return kn5;
}
private void FromFile_Header(Kn5Reader reader)
{
Header = reader.ReadHeader();
}
private Kn5Node FromFile_Node(Kn5Reader reader) {
var node = reader.ReadNode();
var capacity = node.Children.Capacity;
try {
for (var i = 0; i < capacity; i++) {
node.Children.Add(FromFile_Node(reader));
}
} catch (EndOfStreamException) {
node.Children.Capacity = node.Children.Count;
}
return node;
}
private void FromFile_Materials(Kn5Reader reader) {
try {
var count = reader.ReadInt32();
Materials = new Dictionary<string, Kn5Material>(count);
for (var i = 0; i < count; i++) {
var material = reader.ReadMaterial();
Materials[material.Name] = material;
}
} catch (NotImplementedException) {
Materials = null;
}
}
private void FromFile_Textures(Kn5Reader reader) {
try {
var count = reader.ReadInt32();
Textures = new Dictionary<string, Kn5Texture>(count);
TexturesData = new Dictionary<string, byte[]>(count);
for (var i = 0; i < count; i++) {
var texture = reader.ReadTexture();
if (!Textures.ContainsKey(texture.Name)) {
Textures[texture.Name] = texture;
TexturesData[texture.Name] = reader.ReadBytes(texture.Length);
} else {
reader.BaseStream.Seek(texture.Length, SeekOrigin.Current);
}
}
} catch (NotImplementedException) {
Textures = null;
TexturesData = null;
}
}
private void FromFile_Header(Kn5Reader reader) {
Header = reader.ReadHeader();
}
public void LoadTexturesFrom(string filename) {
using (var reader = new Kn5Reader(filename)) {
reader.ReadHeader();
FromFile_Textures(reader);
}
}
private void FromFile_Nodes(Kn5Reader reader, [NotNull] IKn5NodeLoader nodeLoader)
{
NodeLoader = nodeLoader;
RootNode = nodeLoader.LoadNode(reader);
}
private void FromFile_Nodes(Kn5Reader reader) {
var nodesStart = reader.BaseStream.Position;
var nodesLength = reader.BaseStream.Length - nodesStart;
NodesBytes = reader.ReadBytes((int)nodesLength);
reader.BaseStream.Seek(nodesStart, SeekOrigin.Begin);
try {
RootNode = FromFile_Node(reader);
} catch (NotImplementedException) {
RootNode = null;
}
}
