Graphics Pipeline

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Polygon Surfaces (1) set of surface polygons enclose object interior = Boundary Representation (“B (B-Rep Rep”) example: machine part surface represented by triangles Werner Purgathofer 10 Polygon Surfaces (2) polygon tables (B-Rep lists) geometric and attribute tables vertex, edge, polygon tables consistency, completeness checks Werner Purgathofer 11 6
Polygon Surfaces: Data Structure V 1 2 3 V 2 E 1 E E 6 S 3 1 S 2 E 2 V 3 V 5 E 4 E 5 V 4 Werner Purgathofer 12 Lists for B-Reps surface list S 1 S 2 S 1 S 2 E 1 V 1 E 3 E 6 V E 2 V 3 E 4 2 V 5 V E5 4 edge list E 1 E 2 E 3 E 4 E 5 E 6 vertex list xyz V 1 xyz V 2 Werner Purgathofer 13 xyz V 3 xyz V 4 xyz V 5 7
Page 1 and 2: Einführung in Visual Computing 186
Page 3 and 4: Reminder: Graphs and Trees root 1 2
Page 5: Object Repres. in the Rendering Pip
Page 9 and 10: Polygon Surfaces: Plane Equation Ax
Page 11 and 12: Constructive Solid Geometry Constru
Page 13 and 14: Rendering of CSG Trees transform in
Page 15 and 16: Ray-Casting Methods for CSG (2) det
Page 17 and 18: Quadtrees area with 2 n by 2 n pixe
Page 19 and 20: Octree = extension to 3D regular sp
Page 21 and 22: Properties of Octrees advantages co
Page 23 and 24: Scene Graph Example sun world … d
Page 25 and 26: Scene Graph Example Werner Purgatho

Graphics Pipeline

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