Merge branch 'master' into spelling

Readme.md

@@ -76,10 +76,13 @@ The source code is organized in the following way:
 	code/AssetLib/<FormatName>	Implementation for import and export for the format
 
 ### Where to get help ###
-For more information, visit [our website](http://assimp.org/). Or check out the `./doc`- folder, which contains the official documentation in HTML format.
-(CHMs for Windows are included in some release packages and should be located right here in the root folder).
+To find our documentation, visit [our website](https://assimp.org/) or check out [Wiki](https://github.com/assimp/assimp/wiki)
 
-If the docs don't solve your problem, ask on [StackOverflow with the assimp-tag](http://stackoverflow.com/questions/tagged/assimp?sort=newest). If you think you found a bug, please open an issue on Github.
+If the docs don't solve your problem, you can:
+- Ask on [StackOverflow with the assimp-tag](http://stackoverflow.com/questions/tagged/assimp?sort=newest). 
+- Ask on [Assimp-Community on Reddit](https://www.reddit.com/r/Assimp/)
+- Ask a question at [The Assimp-Discussion Board](https://github.com/assimp/assimp/discussions)
+- Nothing has worked? File a question or an issue-report at [The Assimp-Issue Tracker](https://github.com/assimp/assimp/issues)
 
 Open Asset Import Library is a library to load various 3d file formats into a shared, in-memory format. It supports more than __40 file formats__ for import and a growing selection of file formats for export.
 

code/AssetLib/LWO/LWOAnimation.cpp

@@ -162,8 +162,11 @@ void AnimResolver::UpdateAnimRangeSetup() {
         const double my_last = (*it).keys.back().time;
 
         const double delta = my_last - my_first;
-        const size_t old_size = (*it).keys.size();
+        if (delta == 0.0) {
+            continue;
+        }
         
+        const size_t old_size = (*it).keys.size();
         const float value_delta = (*it).keys.back().value - (*it).keys.front().value;
 
         // NOTE: We won't handle reset, linear and constant here.
@@ -176,8 +179,7 @@ void AnimResolver::UpdateAnimRangeSetup() {
         case LWO::PrePostBehaviour_Oscillate: {
             const double start_time = delta - std::fmod(my_first - first, delta);
             std::vector<LWO::Key>::iterator n = std::find_if((*it).keys.begin(), (*it).keys.end(),
-                                                    [start_time](double t) { return start_time > t; }),
-                                            m;
+                                                    [start_time](double t) { return start_time > t; }), m;
 
             size_t ofs = 0;
             if (n != (*it).keys.end()) {

include/assimp/scene.h

@@ -433,7 +433,7 @@ struct aiScene
         for (unsigned int i = 0; i < mNumTextures; i++) {
             const char* shortTextureFilename = GetShortFilename(mTextures[i]->mFilename.C_Str());
             if (strcmp(shortTextureFilename, shortFilename) == 0) {
-                return std::make_pair(mTextures[i], i);
+                return std::make_pair(mTextures[i], static_cast<int>(i));
             }
         }
         return std::make_pair(nullptr, -1);