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Welcome to Alpha 0.45 of GRAFICA Obscura, my evolving computer
graphics notebook. This is a compilation of technical notes, pictures and
essays that I've accumulated over the years. For maximum enjoyment, check
the viewing notes
provided.
Contents
- A Paper
Folding Project
- Here are step by step instructions on how to make a folded
paper sculpture.
- Japanese
English Advertising Slogans
- Beautiful and poetic word combinations from Japan.
- The Impressionist
- If you have a JAVA enabled browser, try The Impressionist.
This is a paint program that lets you create a painted representation of
a photograph.
- Portfolio
- A collection of digital pictures. This includes photographic
and synthetic images.
- Synthetic
Lighting for Photography
- Modifying photographic lighting as a post process.
- The SGI
C Source Compliance Drawing
- Isn't style as important as (f)utility? Should you indent 4
or 8? Here's the SGI way to write fashionable C code.
- A Note
on Shadows
- A quote from Carlos Castaneda about shadows.
- Dynadraw
- A paint program that uses dynamics to filter mouse positions.
- The
SGI Typeface Collection
- Here's a booklet showing various typefaces designed at SGI
over the last few years.
- Futurist
Programming Overview
- Background on the Futurist Programming movement. For open minds
only.
- A Multifocus
Method for Controlling Depth of Field
- This technical note describes a technique for combining several
images to increase or control depth of field in photography.
- Properties
of Light
- A note on the properties of various kinds of light. This describes
lighting in terms of fall off, diffusion and wrap.
- Image
Merging
- Creating an accurate panorama from a series of independent
images is hard, but not impossible using a projective warp.
- Image
Interpolation and Extrapolation
- Linear interpolation can be used to implement many image processing
operations efficiently. Here we show how to control contrast, color saturation,
and image sharpness.
- Matrix
Operations for Image Processing
- The same four by four matrices that are commonly used to transform
3D points may also be used to transform RGB colors.
- Texture
Mapping Applications
- Many unusual uses for texture mapping are surveyed in this
technical paper.
- Image
Production for the Web
- Tools and hints for creating images for HTML documents.
- GRAFICA
Obscura in Print
- Information on the portable version of GRAFICA Obscura.
Future Additions
This material
will be presented here in the future. In the mean time, please explore.
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