LOD - Bedrich Benes 1 Level of Detail Also called LOD Idea:...

Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Bedrich Benes 1 Level of Detail Also called LOD Idea: use simpler representation when the object contribute less to the image typically distance is used as the criterion smaller object can be simpler we cannot see all details Bedrich Benes 2 Level of Detail LOD techniques have three parts 1. LOD generation different representations are modeled 2. LOD selection choosing the model to be displayed 3. LOD switching process of transition between levels Bedrich Benes 3 LOD generation LOD generation can be: automatic or manual Mostly polygonal models The idea is to simplify features The simplification can be view dependent or independent Manual generation is always better Bedrich Benes 4 LOD generation Top-down (simplification) start with the complex model collapse edges Bottom-up (refinement) start with a coarse representation and add features Nothing new In terrains we try to do it in real-time here, we do it off-line Bedrich Benes 5 Stan Melax LOD generation Bedrich Benes 6 LOD generation Bedrich Benes 7 Level of Detail LOD techniques have three parts 1. LOD generation different representations are modeled 2. LOD selection choosing the model to be displayed 3. LOD switching process of transition between levels Bedrich Benes...
View Full Document

This note was uploaded on 02/19/2012 for the course CGT 411 taught by Professor Staff during the Spring '08 term at Purdue University-West Lafayette.

Page1 / 7

LOD - Bedrich Benes 1 Level of Detail Also called LOD Idea:...

This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online