private IEnumerator GetWWWFiles(string objFilePath, bool useMtl, Material standardMaterial, Material transparentMaterial, ObjData objData)
{
var www = new WWW(objFilePath);
while (!www.isDone)
{
objData.SetProgress(www.progress * (useMtl? .5f : 1.0f));
yield return(null);
}
if (www.error != null)
{
Debug.Log(www.error);
objData.SetDone();
yield break;
}
string objFile = www.text;
string filePath = "";
Dictionary <string, Material> materials = null;
if (useMtl)
{
string mtlFileName = GetMTLFileName(ref objFilePath, ref objFile, ref filePath);
if (mtlFileName != "")
{
// Read in mtl file
www = new WWW(filePath + mtlFileName);
yield return(www);
if (www.error != null)
{
Debug.Log(www.error);
objData.SetDone();
yield break;
}
if (www.text != "")
{
// Get textures and parse MTL file
var linesRef = new LinesRef();
var textures = new Dictionary <string, Texture2D>();
yield return(StartCoroutine(GetTexturesAsync(www.text, linesRef, filePath, textures, objData)));
materials = ParseMTL(linesRef.lines, standardMaterial, transparentMaterial, filePath, textures);
if (materials == null)
{
useMtl = false;
}
}
}
else
{
useMtl = false;
}
}
CreateObjects(ref objFile, useMtl, materials, standardMaterial, objData);
}
private IEnumerator GetTexturesAsync(string mtlFile, LinesRef linesRef, string filePath, Dictionary <string, Texture2D> textures, ObjData objData)
{
Texture2D diffuseTexture = null;
string[] lines = SplitLines(ref mtlFile);
int numberOfTextures = 0;
// See how many textures there are (to use for progress)
for (int i = 0; i < lines.Length; i++)
{
var line = lines[i];
CleanLine(ref line);
lines[i] = line;
if (line.Length < 7 || line[0] == '#')
{
continue;
}
if (line.StartsWith("map_Kd") && filePath != "")
{
numberOfTextures++;
}
}
float progress = .5f;
for (int i = 0; i < lines.Length; i++)
{
if (lines[i].Length < 7 || lines[i][0] == '#')
{
continue;
}
// Get diffuse texture
if (lines[i].StartsWith("map_Kd") && filePath != "")
{
var lineInfo = lines[i].Split(' ');
if (lineInfo.Length > 1)
{
var textureFilePath = filePath + lineInfo[1];
var www = new WWW(textureFilePath);
while (!www.isDone)
{
objData.SetProgress(progress + (www.progress / numberOfTextures) * .5f);
yield return(null);
}
if (www.error != null)
{
Debug.Log(www.error);
objData.SetDone();
yield break;
}
progress += (1.0f / numberOfTextures) * .5f;
diffuseTexture = new Texture2D(4, 4);
www.LoadImageIntoTexture(diffuseTexture);
textures[lineInfo[1]] = diffuseTexture;
}
continue;
}
}
linesRef.lines = lines;
}
private IEnumerator GetWWWFiles(string objFilePath, bool useMtl, Material standardMaterial, Material transparentMaterial, ObjData objData)
{
var www = new WWW(objFilePath);
while (!www.isDone) {
objData.SetProgress (www.progress * (useMtl? .5f : 1.0f));
if (objData.cancel) {
yield break;
}
yield return null;
}
if (www.error != null) {
Debug.LogError ("Error loading " + objFilePath + ": " + www.error);
objData.SetDone();
yield break;
}
string objFile = www.text;
string filePath = "";
Dictionary<string, Material> materials = null;
if (useMtl) {
string mtlFileName = GetMTLFileName (ref objFilePath, ref objFile, ref filePath);
if (mtlFileName != "") {
// Read in mtl file
www = new WWW(filePath + mtlFileName);
while (!www.isDone) {
if (objData.cancel) {
yield break;
}
yield return null;
}
if (www.error != null) {
if (!useMTLFallback) {
Debug.LogError ("Error loading " + (filePath + mtlFileName) + ": " + www.error);
objData.SetDone();
yield break;
}
else {
useMtl = false;
}
}
if (useMtl && www.text != "") {
// Get textures and parse MTL file
var linesRef = new LinesRef();
var textures = new Dictionary<string, Texture2D>();
var loadError = new BoolRef(false);
yield return StartCoroutine (GetTexturesAsync (www.text, linesRef, filePath, textures, objData, loadError));
if (loadError.b == true) {
yield break;
}
materials = ParseMTL (linesRef.lines, standardMaterial, transparentMaterial, filePath, textures);
if (materials == null) {
useMtl = false;
}
}
}
else {
useMtl = false;
}
}
CreateObjects (ref objFile, useMtl, materials, standardMaterial, objData, Path.GetFileNameWithoutExtension (objFilePath));
}
private IEnumerator GetTexturesAsync(string mtlFile, LinesRef linesRef, string filePath, Dictionary<string, Texture2D> textures, ObjData objData, BoolRef loadError)
{
Texture2D diffuseTexture = null;
string[] lines = mtlFile.Split ('\n');
int numberOfTextures = 0;
// See how many textures there are (to use for progress)
for (int i = 0; i < lines.Length; i++) {
var line = lines[i];
CleanLine (ref line);
lines[i] = line;
if (line.Length < 7 || line[0] == '#') {
continue;
}
if (IsTextureLine (line) && filePath != "") {
numberOfTextures++;
}
}
float progress = .5f;
for (int i = 0; i < lines.Length; i++) {
if (lines[i].Length < 7 || lines[i][0] == '#') {
continue;
}
// Get diffuse/bump texture
if (IsTextureLine (lines[i]) && filePath != "") {
var textureFilePath = GetFileName (lines[i], GetToken (lines[i]));
if (textureFilePath != "") {
var completeFilePath = filePath + textureFilePath;
var www = new WWW(completeFilePath);
while (!www.isDone) {
objData.SetProgress (progress + (www.progress / numberOfTextures) * .5f);
if (objData.cancel) {
loadError.b = true;
yield break;
}
yield return null;
}
if (www.error != null) {
Debug.LogError ("Error loading " + completeFilePath + ": " + www.error);
loadError.b = true;
objData.SetDone();
yield break;
}
progress += (1.0f / numberOfTextures) * .5f;
diffuseTexture = new Texture2D (4, 4);
www.LoadImageIntoTexture (diffuseTexture);
if (lines[i].StartsWith ("map_bump") || lines[i].StartsWith ("bump")) {
ConvertToNormalmap (diffuseTexture);
}
textures[textureFilePath] = diffuseTexture;
}
}
}
linesRef.lines = lines;
}
private IEnumerator GetWWWFiles(string objFilePath, bool useMtl, Material standardMaterial, Material transparentMaterial, ObjData objData)
{
var www = new WWW(objFilePath);
while (!www.isDone) {
objData.SetProgress (www.progress * (useMtl? .5f : 1.0f));
yield return null;
}
if (www.error != null) {
Debug.Log (www.error);
objData.SetDone();
yield break;
}
string objFile = www.text;
string filePath = "";
Dictionary<string, Material> materials = null;
if (useMtl) {
string mtlFileName = GetMTLFileName (ref objFilePath, ref objFile, ref filePath);
if (mtlFileName != "") {
// Read in mtl file
www = new WWW(filePath + mtlFileName);
yield return www;
if (www.error != null) {
Debug.Log (www.error);
objData.SetDone();
yield break;
}
if (www.text != "") {
// Get textures and parse MTL file
var linesRef = new LinesRef();
var textures = new Dictionary<string, Texture2D>();
yield return StartCoroutine (GetTexturesAsync (www.text, linesRef, filePath, textures, objData));
materials = ParseMTL (linesRef.lines, standardMaterial, transparentMaterial, filePath, textures);
if (materials == null) {
useMtl = false;
}
}
}
else {
useMtl = false;
}
}
CreateObjects (ref objFile, useMtl, materials, standardMaterial, objData);
}
private IEnumerator GetTexturesAsync(string mtlFile, LinesRef linesRef, string filePath, Dictionary<string, Texture2D> textures, ObjData objData)
{
Texture2D diffuseTexture = null;
string[] lines = SplitLines (ref mtlFile);
int numberOfTextures = 0;
// See how many textures there are (to use for progress)
for (int i = 0; i < lines.Length; i++) {
var line = lines[i];
CleanLine (ref line);
lines[i] = line;
if (line.Length < 7 || line[0] == '#') {
continue;
}
if (line.StartsWith ("map_Kd") && filePath != "") {
numberOfTextures++;
}
}
float progress = .5f;
for (int i = 0; i < lines.Length; i++) {
if (lines[i].Length < 7 || lines[i][0] == '#') {
continue;
}
// Get diffuse texture
if (lines[i].StartsWith ("map_Kd") && filePath != "") {
var lineInfo = lines[i].Split (' ');
if (lineInfo.Length > 1) {
var textureFilePath = filePath + lineInfo[1];
var www = new WWW(textureFilePath);
while (!www.isDone) {
objData.SetProgress (progress + (www.progress / numberOfTextures) * .5f);
yield return null;
}
if (www.error != null) {
Debug.Log (www.error);
objData.SetDone();
yield break;
}
progress += (1.0f / numberOfTextures) * .5f;
diffuseTexture = new Texture2D (4, 4);
www.LoadImageIntoTexture (diffuseTexture);
textures[lineInfo[1]] = diffuseTexture;
}
continue;
}
}
linesRef.lines = lines;
}
