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3D graphics (3D vs 2D (3D is not always better than 2D, 2d and 3d play…
3D graphics
3D vs 2D
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2d deals with categorical, discrete varaibles. Used to discovers patterns, trends, clusters etc.
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3d deals with continuous variables, dense sampling of the real world - for vision impression
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2d vs 3d, people have their own preferences. FIFA game
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Rendering
Rendering is the process of softening the edges of the object formed by wireframing - especially round objects
Process = 1:wireframing, 2:Flat shading, 3: gourad shading, 4: phong shading
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3d rendering is the 3d computer graphics process of automatically convertin 3d wire frame models into 2s images on a computer
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VR
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Examples - Oculus Rift, HTC Vive, Playstation VR
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MR
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E.g - MS Hololens, models of virtual buildings, bodies and vehicles designers walking arouned etc.
3Ds merit/ drawbacks
Faithful to reality, natualistic looking, familiar to user, easy feeling
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Sometimes hard to operate, might get dizzy
Evaluations
Are subjective, user satisfaction is different to everyone
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AR
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Pokemon Go is an example. Seeing pokemon through a device -tablet, smartphone etc.
Wireframe
Wireframe models include points and lines. 3d ones include points, lines, arcs, circles etc (forming a skeletal real-world object).
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