public marks

PUBLIC MARKS with tag collision

2012

2011

The life of a Games Programmer: Collision detection...

by sylvainulg (via)
Lemmings never did full sprite to background collision checking, in fact all it did was test a pixel at the feet of a lemming, into the mask. And you could do that directly in GML if you wanted to! In fact, Lemmings had a "1600x160" play area, and you could easily convert this to a 200x160 "BIT" per-pixel mask.

2010

Geometry Algorithm Archive

by nachilau
Contain a list and C++ implementation some geometry algorithm. Very useful

2009

2D Rotated Rectangle Collision

by nachilau & 1 other
Good and simple article to explain how to detect 2D OOB's collision using Separating Axis Theorem

2008

N Tutorials - Broad-Phase Collision

by sylvainulg
tutorials on object-tile collisions, with ideas out of "game programming gems"

2007

GMAN-GAMES: Programming M.C. Kids

by sylvainulg
How collisions where handled in MC Kids platformer. Featuring "hot points", "hill tiles" and the like ...

2006

Intersection point of two lines

by nachilau
Good explanination on how to find the intersection point or determine whether two lines is intersects with each other

OPCODE

by nachilau
OPCODE collision detection library

Point And Triangle

by nachilau
Describe the use of the line equation to determine whether the point is on, or in left, or right side of the line.

GOVERNOR UNLICENSED TO RIDE

by zboog
Governor Arnold Schwarzengger does not have a motorcycle endorsement on his driver license, though an exemption for side cars means he didn't break any laws Sunday when he was involved in a collision on Mandeville Canyon Road

2005

MD5 Collision Source Code Released

by jackysee (via)
之前發現 MD5 有炒車的可能,現在有 source code 去示範如何炒車

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