Understanding Three.js Core Concepts: Coordinate Systems and Lighting
3D Coordinate System Visualization
Visualizing Coordinate Axes
THREE.AxesHelper() accepts a parameter that determines the length of the coordinate axis lines. You can adjust this value based on your scene requirements.
// AxesHelper: Visual reference for 3D axes
const axisIndicator = new THREE.AxesHelper(200);
scene.add(axisIndicator);
Imple ...
Posted on Wed, 13 May 2026 20:13:09 +0000 by VanHagar
Building a Seamless Infinite Scroll Component with jQuery
Component Structure
To implement an auto-scrolling carousel, the markup requires a container wrapper that hides content exceeding its boundaries and an internal list element to hold the moving items.
<div class="scroll-container">
<ul>
<li>Item 1</li>
<li>Item 2</li>
< ...
Posted on Tue, 12 May 2026 23:09:58 +0000 by ksteuber
Animating Game Objects with Universal Tween Engine in libgdx
While libgdx's UI system provides basic animation capabilities, game developers often need more flexible solutions. Universal Tween Engine is a pure Java animation library that can animate any object representable as float values. It integrates seamlessly with libgdx, Android, Swing, and other Java-based frameworks.
Project homepage: http://cod ...
Posted on Sat, 09 May 2026 14:24:32 +0000 by LonelyPixel
Unity 2D Character Movement Implementation Guide
Overview
This guide demonstrates how to implement a robust 2D character movement system in Unity using a state machine architecture. We'll cover animation setup, physics configuration, input handling, and directional flipping to create responsive character controls suitable for platformer games.
Animation System Setup
Preparing the Sprite Asset ...
Posted on Sat, 09 May 2026 03:13:04 +0000 by bsamson
Implementing a Meizu-style Banner View with ViewPager
Creating a Meizu-style Banner with ViewPager
Banner advertising positions are critical in mobile applications due to their revenue generation potential. High-traffic applications can generate substantial daily income from well-designed banners. This guide demonstrates how to implement a banner view similar to Meizu's implementation, which displ ...
Posted on Fri, 08 May 2026 07:14:35 +0000 by pojr
Implementing Continuous Rotation Animation for Android Views
Defining the Visual Element
To create the visual representation of the circle, define a drawable resource file named res/drawable/round_shape.xml. This creates a solid oval shape.
<?xml version="1.0" encoding="utf-8"?>
<shape xmlns:android="http://schemas.android.com/apk/res/android"
android:shape="oval">
<solid android:c ...
Posted on Thu, 07 May 2026 10:36:12 +0000 by Volte6