GLUT (pronounced like the glut in gluttony) is the OpenGL Utility Toolkit, available for C, C++, FORTRAN, and Ada. GLUT is a window system independent toolkit for OpenGL that implements a simple windowing API. Because of its ease of use, it is often used to learn how to write programs with OpenGL. ...

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Invalid coordinates returned by glutMouseFunc()

I am using GLUT's glutMouseFunc() function to retrieve the coordinates of mouse clicks. I want to move the object on that coordinate to another coordinate. But when I click on the object the ...
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OpenGL textures make very low fps

I loaded some textures just one time before I go to my mainloop(glutMainLoop). I am using SDL for the texture loading. However, when I compile, my game is running at 6-10 fps. When I don't load the ...
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Restart a 2D game - OpenGL, GLUT

I started learning OpenGL and GLUT by making a snake game. The problem I encountered is that when I press the "new game" in the menu, the window has to be resized so that the content of the window to ...
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FreeGLUT keyboard IO timing and synchronization

Using FreeGLut's keyboard callbacks, glutKeyboardFunc(); glutKeyboardUpFunc(); glutSpecialFunc(); glutSpecialUpFunc(); When in the glutMainLoop pipeline do these functions get called? In other ...
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Having trouble running OpenGL on MSVC

I'm using the OpenGL Programming Guide, 8th Edition with MSVC 2013 but I can't get the triangles.cpp file to run. These are the errors popping up: http://puu.sh/jAokn/c07420cf46.png