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Tag: compression

June 15, 2010

Region Quadtrees in C++

(Original image by GoAwayStupidAI). Below are four C++ implementations of the region quadtree (the kind used for image compression, for example). The different implementations…

May 12, 2010

Catching Common Image Processing Programming Errors with Generic Unit Tests

When implementing image algorithms, I am prone to make these mistakes: swapping x and y; working on the wrong channel; making off-by-one errors, especially…

November 15, 2008

Quadtrees

The code below implements some quadtree extensions, as discussed in another Dev.Mag tutorial about quadtrees (see Issue 27). The tutorial covers the following topics:…

October 29, 2008

Force Field Editor v1.0

Vector fields are used in certain AI and simulation techniques. The tool below allows you to paint a vector field. These files can be…

October 6, 2008

Quadtrees

The quadtree is an important 2D data structure and forms the core of many spatial algorithms, including compression, collision detection, and stitching algorithms. Below…

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C++ compression quadtree procedural texture Mathematics Python random number generation discrete calculus spatial partitioning quadtrees response curve algorithm AI Game Development editor white noise Game Maker filtering distribution function Dev.Mag artificial intelligence level editor Simulation computer graphics maintainability difference equation sampling probability random distribution Image Processing blending Perlin noise game tools tiles functional equation vector field functional equations sum z-transform Special Numbers Library optimisation image partitioning grids 2D random

Categories

  • Algorithms (25)
  • C++ (3)
  • Downloads (13)
  • Game Development (18)
  • Games (1)
  • Image Processing (11)
  • Java (2)
  • Mathematics (11)
  • Python (6)
  • Simulation (5)
  • Snippet (8)
  • Tools (4)
  • Tutorial (9)
  • Web Development (1)

Blogroll

  • Dev.Mag

Tag cloud

tiles Image Processing random number generation 2D sum distribution function response curve functional equation artificial intelligence AI Python probability filtering difference equation Simulation computer graphics Dev.Mag vector field level editor discrete calculus Special Numbers Library z-transform Mathematics C++ grids procedural texture sampling quadtree Game Maker maintainability quadtrees compression random Game Development editor game tools functional equations spatial partitioning optimisation random distribution white noise Perlin noise blending image partitioning algorithm
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