OpenGL Shaders Intro
Simple way to calculate normal vectors in OpenGL | C++ | GLUT - YouTube
vector - How can I calculate a vertex normal for a hard edge? - Game Development Stack Exchange
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opengl - How to calculate vertex normals of a cylinder? - Stack Overflow
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LearnOpenGL - normal mapping
014.) Normals and Diffuse Lighting - OpenGL 4 - Tutorials - Megabyte Softworks
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Shading Normals Using Opengl Graphics Programming | LearnCAx
LearnOpenGL - normal mapping
Normal Mapping without Precomputed Tangent Space Vectors | Geeks3D
Unity - Manual: Computing a Normal/Perpendicular vector
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OpenGL @ Lighthouse 3D - Terrain Tutorial
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opengl - GLSL calculating normal on a sphere mesh in vertex shader using noise function by sampling is producing strange graphical errors - Stack Overflow
Maths - Normals - Martin Baker
