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COZY COZY WORLD
I am an ordinary Japanese salaryman in his 50's.
The posts are mostly about my attempts at programming which I have taken up recently to maintain logical thinking.
And a bit about my travels around the country.
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cedarcantab
Apr 16, 20244 min read
Extending Box2D-Lite in Javascript: Support Point based SAT
Separating Axis Theorem utilising Support Points In my various implementations of the separating axis theorem for detecting collision...
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cedarcantab
Aug 30, 20221 min read
Box2D-Lite Walkthrough in Javascript: Generating Contact Points
Contact Points using Clipping Method All my Box2D-Lite posts have been transferred to my new blog site: Introduction Different Spaces and...
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cedarcantab
Aug 23, 20221 min read
Box2D-Lite Walkthrough in Javascript: Collision Detection
All my Box2D-Lite posts have been transferred to my new blog site: Introduction Different Spaces and Drawing Boxes Unconstrained Dynamics...
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cedarcantab
Jun 30, 20226 min read
Understanding 2D Physics Engines with Phaser 3, Part 18: Collision Response with Rotation
Rectange to Rectangle Collision Response with Rotation In a prior post we looked at how to identify the contact point of two colliding...
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cedarcantab
May 15, 20222 min read
Understanding 2D Physics Engines with Phaser 3, Part 15: SAT - Line vs Circle vs Polygon vs Capsule
In previous posts I have dealt with checking for collisions of the following combinations: polygon vs polygon polygon vs line segment...
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cedarcantab
May 8, 20223 min read
Understanding 2D Physics Engines with Phaser 3, Part 14: SAT - Capsule vs Capsule
We saw in the previous post that we can use the separating axis theorem to detect collisions between a polygon and circle, the point...
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cedarcantab
Apr 30, 20224 min read
Understanding 2D Physics Engines with Phaser 3, Part 13: SAT - Circle Collision Detection
Circle collision detection using Separating Axis Theorem Where is the projection axis for a circle? As we saw in the previous post, the...
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cedarcantab
Mar 26, 20221 min read
Understanding 2D Physics Engines with Phaser 3, Part 12: SAT - Polygon vs Line Collision Detection
This post will be short. It is about using the separating axis theorem (SAT) to detect collision between polygon and line segments. Just...
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cedarcantab
Mar 25, 20222 min read
Understanding 2D Physics Engines with Phaser 3, Part 11.3: SAT - Containment
In the prior post I talked about how to generate a minimum translation vector, which allowed us to push objects around by forcing...
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cedarcantab
Mar 23, 20226 min read
Understanding 2D Physics Engines with Phaser 3, Part 11.1: SAT - Convex Polygon Collision Detection
Collision Detection between Polygons with Separating Axis Theorem Phaser provides methods to detect overlap / collision between triangles...
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