Quadratic surfaces - PowerPoint PPT Presentation

2IV60 Computer graphics set 11: Hidden Surfaces

2IV60 Computer graphics set 11: Hidden Surfaces. Jack van Wijk TU/e. Visible-Surface Detection 1. Problem: Given a scene and a projection, what can we see?. Visible-Surface Detection 2. Terminology: Visible-surface detection vs. hidden-surface removal

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Cylinders and Quadratic Surfaces

Cylinders and Quadratic Surfaces. A cylinder is the continuation of a 2-D curve into 3-D. No longer just a soda can. Ex. Sketch the surface z = x 2. Ex. Sketch the surface y 2 + z 2 = 1. A quadratic surface has a second-degree equation. The general equation is:

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VECTORS AND THE GEOMETRY OF SPACE

VECTORS AND THE GEOMETRY OF SPACE. Cylinders and Quadratic Surfaces. Quadric Surfaces. A quadric surface is the graph of a second degree equation in three variables x , y , and z . The most general equation is: Ax 2 + By 2 + Cz 2 + Dxy + Eyz + Fxz + Gx + Hy + Iz + J = 0

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