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Modern OpenGL c++ obj loader

So i made a obj loader in c++.I used blender to export my files. I tried to draw 2 squares(one perpendicular to the other) and when im looking at them from above some weird black triangles apear, ...
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Assimp - Error loading .obj files

I'm trying to load .obj files in my little game. I decided to use assimp as tool to import those models. But it seems that assimp does not import them correctly. I looked for a simple cube mesh ...
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How i can sign and/or group a specific set of vertices in a 3D file container like OBJ ? - in Blender

I would like to export a 3D model with each part having a name or a label if you will. For example i would like to export a model of an human body and name each part in specifics vertex groups like: ...
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Specify Vertex Quality in OBJ File

I've got a program that prints OBJ files in the format # x y z r g b format opens with MeshLab only (http://meshlab.sourceforge.net/) v xVal yVal zVal rVal gVal bVal v xVal yVal zVal rVal gVal bVal ...
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C++ Optimizing .obj Parser

I am wanting to make an OBJ parser as efficient as possible but am having some difficulties. I have played around with different ways to read my .obj files and have found reading them in binary is the ...