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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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Phaser Coding Tips 8 "Sprite Motion Paths Tutorial" Revisited, Part 5
Customer Path Follower, Revised! Further to the previous where I developed my own version of the Path Follower object which relies on...
cedarcantab
Apr 5, 20222 min read
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Phaser Coding Tips 8 "Sprite Motion Paths Tutorial" Revisited, Part 4
In the previous three posts, we looked at the various interpolation methods Phaser 3 offers, followed by a look at the...
cedarcantab
Mar 31, 20223 min read
56 views
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Phaser Coding Tips 8 "Sprite Motion Paths Tutorial" Revisited, Part 3
Continuing on from the previous post about my exploration of Phaser 3's capabilities to generate splines and motion paths, and using...
cedarcantab
Mar 30, 20225 min read
97 views
1 comment
Phaser Coding Tips 8 "Sprite Motion Paths Tutorial" Revisited, Part 2
Continuing on from the previous post about my exploration of Phaser 3's capabilities to generate splines and motion paths, this post is...
cedarcantab
Mar 29, 20227 min read
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Phaser Coding Tips 8 "Sprite Motion Paths Tutorial" Revisited, Part 1
When creating shoot-em-ups, you want to have enemies flying in different patterns. You can certainly get sophisticated patterns by using...
cedarcantab
Mar 28, 202212 min read
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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
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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...
cedarcantab
Mar 25, 20222 min read
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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
23 views
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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
17 views
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Understanding 2D Physics Engines with Phaser 3, Part 8: Triangle Collisions
Triangle vs Triangle Collision Detection with Rotation In a prior post I took a quick look at GetRectagleToRectangle method of Phaser's...
cedarcantab
Mar 14, 20223 min read
21 views
0 comments
Understanding 2D Physics Engines with Phaser 3, Part 7: Rotation
Rotation in a plane So far we have dealt with circles and axis-aligned boxes. Collision detection, resolution and response becomes...
cedarcantab
Mar 10, 20224 min read
8 views
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Understanding 2D Physics Engines with Phaser 3, Part 6: Rectangle Collision Detection & Resolution
Axis Aligned Rectangle Collision Detection and Resolution Having worked through the logic of collision detection between circles and...
cedarcantab
Mar 7, 20229 min read
21 views
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Understanding 2D Physics Engines with Phaser 3, Part 5: Circle vs Line Collisions
Handling collisions between Circle and Line We covered the topic of colliding circles against axis aligned lines. In this post we cover...
cedarcantab
Feb 28, 20226 min read
39 views
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Understanding 2D Physics Engines with Phaser 3, Part 4: Circle Collision Response with Mass
Collision Response in Circle2Circle with mass In the previous post I developed the crudest form of collision response; that of two...
cedarcantab
Feb 22, 20225 min read
6 views
0 comments
Physics Simulation in Javascript: Circle2Circle Collision Response (Bounce)
Circle vs Circle Collision Response In the previous post I covered: detecting collisions (strictly speaking, overlap) between two...
cedarcantab
Feb 15, 20225 min read
30 views
0 comments
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
16 views
0 comments
Physics Simulation in Javascript: Circle to Circle Collision Detection
Collision Detection and Collision Resolution between 2 Circles One of the core functions of a physics engine is of course to detect when...
cedarcantab
Feb 7, 20223 min read
29 views
0 comments
Phaser Coding Tips 7 Revisited: Creating a Shoot-em-up Tutorial
For those new to the art of creating shoot-em-up games using Javascript/Phaser framework like me, there is a fantastic tutorial here by...
cedarcantab
Feb 4, 20227 min read
91 views
0 comments
Understanding 2D Physics Engines with Phaser 3, Part 1.6: Affine Transformation Matrix
Phaser 3 TransformMatrix In the previous post we looked at how a point can be rotated about the origin through multiplying the position...
cedarcantab
Feb 1, 20224 min read
5 views
0 comments
Understanding 2D Physics Engines with Phaser 3, Part 1.5: Rotation Matrix
There is one special type of matrix that will come up time and time again, particularly we start to deal with rotating bodies; that is...
cedarcantab
Jan 31, 20224 min read
4 views
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