Merge branch 'master' of https://github.com/nothings/stb

docs/other_libs.md

@@ -56,6 +56,7 @@ files & filenames |  [TinyDir](https://github.com/cxong/tinydir)
 geometry file     |  [tk_objfile](https://github.com/joeld42/tk_objfile)                  | MIT                  |C/C++|**1**| OBJ file loader
 geometry file     |  [tinyply](https://github.com/ddiakopoulos/tinyply)                   | **public domain**    | C++ |  2  | PLY mesh file loader
 geometry file     |  [tinyobjloader](https://github.com/syoyo/tinyobjloader)              | BSD                  | C++ |**1**| wavefront OBJ file loader
+geometry file     |  [yocto_obj.h](https://github.com/xelatihy/yocto-gl)                  | MIT                  |C/C++|**1**| wavefront OBJ file loader
 geometry math     |**[nv_voronoi.h](http://www.icculus.org/~mordred/nvlib/)**             | **public domain**    |C/C++|**1**| find voronoi regions on lattice w/ integer inputs
 geometry math     |**[sobol.h](https://github.com/Marc-B-Reynolds/Stand-alone-junk/)**    | **public domain**    |C/C++|**1**| sobol & stratified sampling sequences
 geometry math     |  [sdf.h](https://github.com/memononen/SDF)                            | MIT                  |C/C++|**1**| compute signed-distance field from antialiased image
@@ -67,6 +68,9 @@ geometry math     |  [Tomas Akenine-Moller snippets](http://tinyurl.com/ht79ndj)
 geometry math     |  [Clipper](http://www.angusj.com/delphi/clipper.php)                  | Boost                | C++ |  2  | line & polygon clipping & offsetting
 geometry math     |  [PolyPartition](https://github.com/ivanfratric/polypartition)        | MIT                  | C++ |  2  | polygon triangulation, partitioning
 geometry math     |  [Voxelizer](https://github.com/karimnaaji/voxelizer)                 | MIT                  |C/C++|**1**| convert triangle mesh to voxel triangle mesh
+geometry math     |  [yocto_bvh.h](https://github.com/xelatihy/yocto-gl)                  | MIT                  |C/C++|**1**| ray-casting of bounding-volume hierarchy
+geometry math     |  [yocto_shape.h](https://github.com/xelatihy/yocto-gl)                | MIT                  |C/C++|**1**| shape generation, tesselation, normals, etc.
+geometry math     |  [yocto_trace.h](https://github.com/xelatihy/yocto-gl)                | MIT                  |C/C++|**1**| physically-based unidirectional path tracer w/ MIS for direct lights
 graphics (2d)     |  [blendish](https://bitbucket.org/duangle/oui-blendish/src)           | MIT                  |C/C++|**1**| blender-style widget rendering
 graphics (2d)     |  [tigr](https://bitbucket.org/rmitton/tigr/src)                       | **public domain**    |C/C++|  2  | quick-n-dirty window text/graphics for Windows
 graphics (2d)     |  [noc_turtle](https://github.com/guillaumechereau/noc)                | MIT                  |C/C++|  2  | procedural graphics generator