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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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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...
cedarcantab
Aug 30, 20221 min read
Understanding 2D Physics Engines with Phaser 3, Part 19: Clipping Method
Finding Contact Points of overlapping Convex Polygons using the Clipping Method The separating axis theorem can tell us whether a polygon...
cedarcantab
Jul 1, 202210 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...
cedarcantab
Jun 30, 20226 min read
Understanding 2D Physics Engines with Phaser 3, Part 17.1: Collision Response with Rotation
Capsule to Capsule Collision response with Rotation Having dealt with the concepts of center of mass and mass moment of inertia, we...
cedarcantab
Jun 19, 20223 min read
2D Raycasting using Phaser 3, Part 4
Exploring the Geom.Intersects.GetLineToPolygon method In my exploration of 2D raycasting using Phaser 3, I created simple 2D raycasters...
cedarcantab
Jun 12, 20226 min read
Sloped Tile Collision Detection in Phaser 3
Making Characters Climb Sloped Tiles After a long and tortuous journey I finally managed to get CozyPhysics engine to work with partial...
cedarcantab
May 28, 20228 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...
cedarcantab
May 15, 20222 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...
cedarcantab
May 8, 20223 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...
cedarcantab
Mar 26, 20221 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...
cedarcantab
Mar 23, 20226 min read
Understanding 2D Physics Engines with Phaser 3, Part 9: Capsule to Capsule Collision and Resolution
Capsules Phaser 3's default arcade physics engine handles physics bodies as either rectangles (AABB only) or circles. It appears that in...
cedarcantab
Mar 21, 20225 min read
Physics Simulation in Javascript: Circle to Circle Collision Resolution
Resolution of collisions between two circles In the previous post we discussed how to assess whether two circles are colliding, or...
cedarcantab
Feb 9, 20224 min read
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