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Arrangement 1 for presentation of three-dimensional graphics comprises means of defining one or more polygons from an object being presented; a means 2, 3, 4 for mapping the relief, comprising a means 6 for storing the relief map and a means 5 for fetching the relief map from the means 6 for storing of the relief map; and means of defining the normal directional vectors of the relief map at each vertex of the polygon; and means 13, 14, 17, 18, 19 for producing a raster pattern of the images on a screen. The arrangement 1 further comprises a means 7 for forming an angle value, which angle value is used for rotation of the directional vector of the relief map. <IMAGE>
FI973682A1997-09-121997-09-12A 3D graphics arrangement
FI108679B
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