OpenGL is a graphics standard and API which targets the desktop and workstation markets. It is designed to be easy to accelerate with dedicated computer hardware, and hence most implementations give greatly improved performance over traditional software rendering. Currently, OpenGL is used for ...

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Opengl Obj with multiple textures. Jpg texture don't display

Hi i have problem with jpg textures. DDS is working good but jpg is not. This is my function to load JPG texture. In debuger i see that this works but i dont see anything. char * a =(char *) ...
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5answers
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OpenGL vs DirectX? [closed]

I saw the articles that were going on about OpenGL being better than DirectX and that Microsoft are really just trying to get everyone to use DirectX even though it's inferior so that gaming is almost ...
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1answer
276 views

Incorrect rotations using openGL GLM and shaders [closed]

The goal of my program is to display a simple colored triangle rotating on the Y axis without any translation. I'm using the GLM library. The problem is that the transformations of my triangle are not ...
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3answers
386 views

in the shadow of a sphere [duplicate]

(Related, but somewhat different, to my previous question) How can I determine in a fragment shader if a fragment is in the shadow of a sphere? That is, if it is occluded by the sphere and is past ...