Adding Light to Your Scene in XNA 3.0
Lighting a scene sounds very easy: set the positions of the objects in your 3D world, define the positions of your lights, and—bingo!—you expect your 3D scene to be lit correctly. Although it seems trivial to have your graphics card do this for you, it definitely is not.
KeywordsGraphic Card Light Direction Point Light Lighting Calculation Lighting Contribution
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