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Results tagged with opengl
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user 18944
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 applications like CAD software and computer games. It is also cross-platform. The OpenGL standard is controlled by the Khronos group, which also controls OpenGL ES.
1
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Rotation matrix from OpenGL to DirectX
I believe, the only difference (besides row/column majorness) is that DirectX uses lefthanded coordinate system and openGL uses righthanded system. You simply need to flip one base vector. …
- 517
1
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OpenGL Lighting
Another option is to perform per-pixel lighting in your pixel shaders. If you calculate vector L to light (in screenspace) for each fragment (and supposing fragment normal N is (0,0,1) in screenspace …
- 517