'Bsp tree' diaporamas de présentation

Visibility

Visibility. Aaron Bloomfield CS 445: Introduction to Graphics Fall 2006 (Slide set originally by David Luebke). Overview. Analytic Visibility Algorithms BSPs Warnock's Algorithm Z-Buffer Algorithm Visibility Culling Cells and Portals Occlusion Culling Hierarchical Z-Buffer

1.2k views • 86 slides

Hidden Surfaces

Hidden Surfaces. Dr. Scott Schaefer. Hidden Surfaces. Hidden Surfaces. Hidden Surfaces. Backface Culling. Backface Culling. view direction. Backface Culling. view direction. Backface Culling. , draw polygon. view direction. Backface Culling. , cull polygon. view direction.

780 views • 68 slides

Visible Surface Determination

Visible Surface Determination. CS32310 H Holstein Oct 2012. Visible Surface Determination. Hidden surface removal Why? Occlusion from view point General approach Depth sort. Sorting can be carried out in

778 views • 59 slides

UBI 516 Advanced Computer Graphics

561 views • 44 slides

Computer Graphics - Rasterization -

Computer Graphics - Rasterization -. Hanyang University Jong-Il Park. Objectives. Introduce basic rasterization strategies Clipping Scan conversion Introduce clipping algorithms for polygons Survey hidden-surface algorithms. Overview.

567 views • 43 slides

Advanced Computer Graphics Lecture 4: Faster Ray Tracing

Advanced Computer Graphics Lecture 4: Faster Ray Tracing. David Luebke cs551dl@cs.virginia.edu http://www.cs.virginia.edu/~cs551dl. Administrivia. Read Chapter 9 Verify collection of Exercise 1. Recap. Ray tracing is too slow Chapter 9: Different methods to speed it up

519 views • 39 slides

Spatial Data Structures

Spatial Data Structures. Jason Goffeney, 4/26/2006 from Real Time Rendering. Material Recipes. As previously mentioned there are several different components used in the creation of a material for an object Ambient Diffuse Specular Shininess Emissive. Material Recipes.

573 views • 32 slides

Spatial Data Structure: Quadtree, Octree,and BSP tree

Spatial Data Structure: Quadtree, Octree,and BSP tree. Mengxia Zhu Fall 2007. Hierarchical structure. Data usually contains coherent regions of cells with similar properties hierarchical spatial enumeration encode the coherence in the volume data.

696 views • 32 slides

Game Programming (Indoors Rendering)

Game Programming (Indoors Rendering). 2005. Spring. General Analysis. How any good 3D pipeline clipping view frustum ?? ??? ????? ? back face culling ??? ?? ??? ?? ????? ? occluding ?? ??? ?? ???? ?? ?? ?????? indoors rendering ?? ?? computing level of detail ?? ?? ??? ??? ?? ?

413 views • 31 slides

Ray Tracing with the VLF (VLF-RT)

Research funded by:. GR/R13685/01. Ray Tracing with the VLF (VLF-RT). Jesper Mortensen j.mortensen@cs.ucl.ac.uk. VLF-RT. Aims of the Virtual Light Field. Efficient data structure for storing directionally dependent radiance Fast generation (propagation of radiance)

443 views • 27 slides

Advanced Scene Management

324 views • 25 slides

a lion in the desert

a lion in the desert. How do you find a lion in the desert? How about when you have a predicate that tells you if the lion is in front or behind a separating plane?. a lion in the desert. Cut the desert in two and ask in which part is the lion.

527 views • 24 slides

Raytracing and Global Illumination

Raytracing and Global Illumination. Intro. to Computer Graphics, CS180, Fall 2008 UC Santa Barbara. Rasterization vs. Raytracing. project. cast. Rasterize: - Project polygons onto picture plane - Efficient hardware. OpenGL, DirectX. Raytrace:

474 views • 24 slides

Computer Graphics

355 views • 24 slides

Graphics Pipeline Hidden Surfaces

342 views • 22 slides

BSP Trees, Quadtrees & Octrees

BSP Trees, Quadtrees & Octrees. Glenn G. Chappell CHAPPELLG@member.ams.org U. of Alaska Fairbanks CS 481/681 Lecture Notes Wednesday, January 28, 2004. Review: Data Structures for Scenes. We are covering four types of trees for holding scenes: Scene Graphs

397 views • 21 slides

GURKHA ARMY (A 3D Indoor Game)

GURKHA ARMY (A 3D Indoor Game). Kiran Timsina (064/BCT/515) Krishna Pd. Panthi (064/BCT/516) Suraj Niroula (064/BCT/546). Introduction. About FPS(First Person Shooter) The screen displays only the arm carried in the hand of first person(i.e. end user). About Game Scenario

330 views • 20 slides

Advanced Scene Management

279 views • 16 slides

Binary Space Partition Trees

255 views • 14 slides

CISC440 --- Final Review

CISC440 --- Final Review. ---Miao Tang. Time, location, notes. Monday May 24 7:00PM-9:00PM KRB205 You can bring a A4 size note with you, both sides. Any difference between midterm and final? . Much more emphasized on the materials covered after midterm (>80%) 4 questions in total:

201 views • 10 slides