CSci 120 - Lecture 21

Multimedia Design

© Morris Firebaugh

 


I. Introduction

A. Introduce Chapter 11: The Internet and WWW

B. Survey of Ray Tracing Programs

C. Features of RayDream Designer

D. Realistic Renderings of POVRay

 


II. Introduce Chapter 11: The Internet and WWW

Review the History of the Internet

 


Profile of the Internet/WWW


Browsers are our "window" to the WWW

http://www.uwp.edu/academic/computer.science/Faculty/firebaugh.www/firebaugh.html
Protocol  ISP address (domain)  Path (directory, sub-directories, file name



III. Survey of Ray Tracing Programs

Recall that the ultimate in visual realism was achieved by the three techniques


IV. Features of Ray Dream Designer

Basic Tools available in RayDream Designer

 

 

 

 

 

 

Example 1: Use the design tools to build -->

 

Example 2: Consider the original spaceship design

 


V. Realistic Renderings of POVRay

Example 1: Sphere on a table

// Persistence of Vision RayTracer version 2.0 Scene description file
// File: Example1.POV
// Description: Simple sphere on a floor
//

// ---- Standard POV-Ray Includes ----
#include "shapes.inc"   // Standard POV Shape definitions
#include "colors.inc"     // Standard Color definitions
#include "textures.inc" // Standard Texture definitions


// ---- Camera ----
camera
{
  location  < 2, 1,-2>
  right     < 1, 0, 0>
  look_at   < 0, 1, 0>
}


// ---- Light ----
light_source
{
  <-3, 6, -10>  // initial position, at origin
  color White   // light color
}

// ---- Sky ----
background { color LightSteelBlue }

// ---- Floor ----
plane
{
  y, 0.0
  texture { pigment { color Gray90 } }
}

// ---- Ball ----
sphere
{
  <0,1,0>, 1
  texture
  {
    pigment { agate }
    finish { ambient 0.2 specular 0.5 }
  }
}

Non-PowerPC version (~ 1 hour)

PowerPC version (~ 2 minutes)

 

Example 2 of image by POVRay program

 

Example 3 of image by POVRay program

 

Here are some highlights of POVRay's features

 


V. Gallery of POVRay Images

espHyper.Pict



Dragons

 

It really doesn't get much more photo-realistic than this!

POV Ray Home Page


 


VI. Laboratory Assignment #11

Click here

 



 

Updated November 12, 2000