'View frustum' diaporamas de présentation

Visibility Driven Out-of-Core HLOD Rendering

Visibility Driven Out-of-Core HLOD Rendering. Patrick Cozzi The University of Pennsylvania. 00000000 of 01010110. Project History. Procedurally generated model of Pompeii: ~1.4 billion polygons. Image from [Mueller06]. 00000001 of 01010110. Project History.

906 views • 90 slides

??? ??????????? tclu@mail.ncyu.tw web.ncyu.tw/~tclu

?????????????????????? A Fast Walkthrough System based on Distributed Visibility Culling Techniques. ??? ??????????? tclu@mail.ncyu.edu.tw http://web.ncyu.edu.tw/~tclu. Outline. Introduction Classification of Occlusion C ulling Instant Visibility Cell Arrangement Policy

1.04k views • 84 slides

776 views • 77 slides

From Vertices to Fragments

From Vertices to Fragments. Chapter 7. Part I Objectives. Introduce basic implementation strategies Clipping Scan conversion. Overview. At end of the geometric pipeline, vertices have been assembled into primitives Must clip out primitives that are outside the view frustum

818 views • 69 slides

Understanding of OpenGL

Understanding of OpenGL. Transformations and Projections. TA: Dong Hyun Jeong Instructor : Dr. Kalpathi Subramanian. Purpose. Short overview of OpenGL Understanding of basic knowledge about OpenGL Short discussion on how to use OpenGL including transformations and projections.

705 views • 51 slides

Frustum Culling in OpenGL

Frustum Culling in OpenGL. Ref: MarkMoley.com. Culling Techniques. Outline. Introduction View Frustum Plane Equation Frustum Plane Extraction Frustum/Point/Sphere Inclusion Tests. Definition (View Frustum). the volume of space that includes everything visible from a given viewpoint

773 views • 42 slides

Frustum Culling in OpenGL

Frustum Culling in OpenGL. Ref: MarkMoley.com. Culling Techniques. Outline. Introduction View Frustum Plane Equation Frustum Plane Extraction Frustum/Point/Sphere Inclusion Tests. Definition (View Frustum). the volume of space that includes everything visible from a given viewpoint

617 views • 42 slides

Intro to 3D Graphics

Intro to 3D Graphics. Revisiting the Display Pipeline. Object space World space Camera space Image space Screen space. Homogeneous Coordinates. 3D Vectors use a 4 th , homogeneous coordinate Usually 1, if not, divide through (4,3,2,1) = (8,6,4,2)

419 views • 41 slides

Culling Techniques

566 views • 40 slides

CAP4730: Computational Structures in Computer Graphics

403 views • 40 slides

Announcements

438 views • 36 slides

Computer Graphics

Lecture 4 View Projection Taku Komura. Computer Graphics. Measuring the BRDF. Measured using a device called gonioreflectometer Casting light from various directions to the object, and capturing the light reflected back. Problems with Measured BRDF. Includes a lot of error

307 views • 30 slides

Guard Band Clipping

Guard Band Clipping. Advanced D3D Programming Sim Dietrich SDietrich@nvidia.com. Guard Band Clipping. What is Guard Band Clipping? Why would you want to use it? Using Guard Band Clipping 2D Clip Testing and Guard Band 3D Culling and Guard Band How to Detect it.

1.08k views • 18 slides

Assignment 2 Phase 1

Assignment 2 Phase 1. Transformation Back-face culling View frustum culling. Outline. Implement the transformation. Modelview transformation Projection transformation Perspective division Viewport transformation Implement back-face culling. Bonus: Implement view frustum culling.

274 views • 16 slides

3D Game Design Chapter 4. Hierarchical Scene Representation ( 4.3 Rendering a Scene Graph )

3D Game Design Chapter 4. Hierarchical Scene Representation ( 4.3 Rendering a Scene Graph ). Networked Virtual Computing Lab. Yun-Seok Lee. Basic Concept. View frustum The portion of the world to be viewed The world bounding volume is used to determine whether the object is culled or not.

242 views • 8 slides