add initial examples, replacing the 'Demos/Demos3'. Will make it work cross-platform, OpenGL3/OpenGL2 and add more examples to it.

examples/ThirdPartyLibs/Wavefront/tiny_obj_loader.h

@@ -0,0 +1,60 @@
+//
+// Copyright 2012-2013, Syoyo Fujita.
+//
+// Licensed under 2-clause BSD liecense.
+//
+#ifndef _TINY_OBJ_LOADER_H
+#define _TINY_OBJ_LOADER_H
+
+#include <string>
+#include <vector>
+#include <map>
+
+namespace tinyobj {
+
+typedef struct
+{
+    std::string name;
+
+    float ambient[3];
+    float diffuse[3];
+    float specular[3];
+    float transmittance[3];
+    float emission[3];
+    float shininess;
+
+    std::string ambient_texname;
+    std::string diffuse_texname;
+    std::string specular_texname;
+    std::string normal_texname;
+    std::map<std::string, std::string> unknown_parameter;
+} material_t;
+
+typedef struct
+{
+    std::vector<float>          positions;
+    std::vector<float>          normals;
+    std::vector<float>          texcoords;
+    std::vector<unsigned int>   indices;
+} mesh_t;
+
+typedef struct
+{
+    std::string  name;
+    material_t   material;
+    mesh_t       mesh;
+} shape_t;
+
+/// Loads .obj from a file.
+/// 'shapes' will be filled with parsed shape data
+/// The function returns error string.
+/// Returns empty string when loading .obj success.
+/// 'mtl_basepath' is optional, and used for base path for .mtl file.
+std::string LoadObj(
+    std::vector<shape_t>& shapes,   // [output]
+    const char* filename,
+    const char* mtl_basepath = NULL);
+
+};
+
+#endif  // _TINY_OBJ_LOADER_H