[OpenCV image implementation: Use Python to generate image special effects, error ValueError: too many values to unpack (expected 3)]

Article directory summary Read in image Change a single channel black and white special effects color inversion Split the image into four sub-parts Summary Python is a powerful programming language and one of the commonly used tools in the field of image processing. By using Python’s image processing libraries (such as Pillow, OpenCV, etc.), developers […]

[High-intensity focused ultrasound simulator] Simulate high-intensity focused ultrasound beams and heating effects in layered media (Matlab code)

Welcome to this blog Advantages of bloggers:Blog content should be as thoughtful and logical as possible for the convenience of readers. Motto:He who travels a hundred miles is half as good as ninety. The directory of this article is as follows: Table of Contents 1 Overview 2 Operation results 3 References 4 Matlab code, data, […]

[Microservice Protection] Sentinel Flow Control Rules – In-depth exploration of Sentinel’s flow control mode, flow control effects, and flow limiting of hotspot parameters

Article directory Preface 1. Quickly master the use of Sentinel 1.1 What is a cluster point link? 1.2 Simple usage example of Sentinel 2. Sentinel flow control mode 2.1 Direct mode 2.2 Association mode 2.3 Link mode 3. Flow control effect 3.1 Fail fast 3.2 Preheating mode 3.3 Waiting in line 4. Flow control of […]

Creating Dynamic Glowing Text Effects: A Pure CSS Implementation Guide

Article directory Preface Show results Code explanation 1. Set basic styles and variables 2. Set text style 3. Set animation style Complete code css content end Foreword In the progressive digital age, the visual design and interactive experience of web pages have become increasingly important. For a website, in addition to the quality of the […]

Dynamic graphics effects implemented by WebGL2 Shader

Article directory Preface renderings Create canvas and WebGL context Set page title and style Define device pixel ratio and window resizing functions Write source code for vertex shader and fragment shader Compile shader functions and create programs Initialize vertex data and buffers Define mouse event handling objects and functions Complete code Summarize Foreword This article […]

[Various special effects that front-end must know] 01. Number selector code implementation of sliding display effect

Foreword This article will introduce a sliding display effect, implemented through HTML and CSS. This effect can display a set of numbers in a web page and create an interactive effect when the mouse is hovered or focused. We will use an unordered list (ul) to hold the numbers and create a list item (li) […]

OSG particle system special effects—–rain, snow, explosion, smoke

1. Smoke effect Plane crash Meteorite falling Source code: // CMyOSGParticle.cpp: This file contains the “main” function. Program execution will start and end here. // #include <iostream> #include <windows.h> #include <osgViewer/Viewer> #include <osg/Node> #include <osg/Geode> #include <osg/Geometry> #include <osg/Group> #include <osg/Billboard> #include <osg/Texture2D> #include <osg/Image> #include <osg/Vec3> #include <osg/Vec2> #include <osg/PositionAttitudeTransform> #include <osg/MatrixTransform> #include <osgDB/ReadFile> […]