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opengl - GLSL spotlight projection volume - Stack Overflow
attenuation | Learn OpenGL ES
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Custom fall-off - Unity Manual
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opengl - How do I add fading at the edges of my lighting? - Stack Overflow
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opengl - GLSL spotlight projection volume - Stack Overflow
Attenuation · LegacyOpenGL
Modern OpenGL 08 – Even More Lighting: Directional Lights, Spotlights, & Multiple Lights — Tom Dalling
Tutorial 21 - Spot Light
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oZone3D.Net Tutorials - Phong Lighting with GLSL - OpenGL Shading Language - Point Light - Spot Light - Attenuation
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Spotlight's attenuation - OpenGL Projects
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Tutorial 21 - Spot Light
Introduction to Computer Graphics, Section 7.2 -- Lighting and Material
Introduction to Computer Graphics, Section 7.2 -- Lighting and Material
Point light/spotlight attenuation in glsl 1.3+? - Stack Overflow
