OpenGL ES Advanced Advanced: color blending
For example, we have two colors, one is pure blue ARGB(255, 0, 0, 255), and the other is pure green ARGB(255, 0, 255, 0). When...
Read More
Tag: OpenGL
OpenGL black screen and render not common reasons summary
January 23, 2024
by Karen Wallace
No Comments
Hello, I'm Kenney, a programmer, and today I'm going to analyze the common reasons why OpenGL has black screens and doesn't render. Do OpenGL development...
Read More
One month quick start openGL, you are willing to learn my free teaching
January 23, 2024
by 熊雅萍
No Comments
11 days for starting OpenGL programming on OSX and 32 days for starting OpenGL programming on Windows
Read More
OpenGL ES(6) Use GLSL to load images
January 23, 2024
by Madeline Brooks
No Comments
Indicates whether the contents of a drawing surface are retained after it is displayed. There are only two values: YES and NO. NO by default....
Read More
OpenGL–iOS off-screen rendering
January 23, 2024
by 袁惠如
No Comments
Normal rendering is to throw data into the frame buffer and display it on the screen. This process is based on the principle of disposable,...
Read More
OpenGL Simple Image Drawing (with fixed shader)
January 23, 2024
by Onkar Gour
No Comments
OpenGL is a cross-platform specification that does not provide an implementation of display Windows for operating systems. It only gives the lowest level of specification,...
Read More
OpenGL ES Short Video Development (Preview)
January 23, 2024
by James Klein
No Comments
This project is based on OpenGL ES to complete the recording of short videos, add beauty, stickers, enlarge eyes, realize fast and slow playback, add...
Read More
OpenGL case – tunnel
January 23, 2024
by Suzanne Patel
No Comments
In the last article we introduced the texture API in OpenGL. This article will use a tunnel example to apply the texture in detail. The...
Read More
Windows 10 configuration of openGL freeglut, Glew and other libraries, using openGL
January 23, 2024
by Anne Anderson
No Comments
Win10 environment configuration openGL freeGlut, Glew and other libraries, using openGL author environment Visual Studio 2019 a. The freeGlut installation tutorials are mostly project configuration,...
Read More
IOS -OpenGL-ES Introductory Tutorial (2) the simplest texture Demo
January 23, 2024
by Spencer Pham
No Comments
Last time we looked at drawing The Hello World of OpenGL ES which is a triangle. Now let's take a look at another foundation of...
Read More
MediaCodec, OpenGL, OpenSL/AudioTrack to achieve a simple video player
January 23, 2024
by Mr. Robert Padilla
No Comments
You can also add an onDecodeError() interface if needed. And rendering texture process is similar, the difference is the need to convert YUV data to...
Read More
OpenGL ES2.0 drawing image texture
January 23, 2024
by John Taylor
No Comments
OpenGL ES is a subset of OpenGL, which is partially simplified for mobile terminal or embedded system. However, Android system integrates OpenGL ES, which facilitates...
Read More
OpenGL optimization terms of the surface of the elimination and attention points
January 23, 2024
by Bradley Jackson
No Comments
No matter how we rotate the cube, if we look at it from any direction, we can only see three faces at most. So for...
Read More
IOS Vision (15) – Grayscale filter, Mosaic filter
January 23, 2024
by Nayantara Deshpande
No Comments
From the previous chapter, we learned that the realization of filters is based on shader processing, gray filter as the name implies is to transform...
Read More
OpenGL(2) – Image rip and video drop frame
January 23, 2024
by Martin Lane
No Comments
We have a computer display a picture as an example, first decoded to memory by CPU, and then decoded data from memory copy to video...
Read More
Use OpenGL in iOS to enhance functionality
January 23, 2024
by Jayesh Lalla
No Comments
Function analysis features: Render an incoming picture -> manually select the edit area -> by slider to edit the area to increase or shorten the...
Read More
OpenGL ES: GLSL image inversion after loading solution
January 23, 2024
by Alexander Miller
No Comments
First of all, we know that the iOS device coordinate system (0,0) represents the upper left corner, while in the texture coordinate system (0,0) represents...
Read More
OpenGL ES image loading and texture flipping
January 23, 2024
by Elliot Chadwick-Jones
No Comments
Draw surface: The surface used to draw primitives, which specifies the type of cache required for rendering. Examples are color cache, depth cache, template cache....
Read More
OpenGL learning – 14. Particle effects
January 23, 2024
by Sarah Carter
No Comments
14. Particle Effects This attempt to achieve some simple iOS particle effects. The texture is passed in as an array and the index of the...
Read More
OpenGL ES 3.0 Texture Mapping – Draw a picture
January 23, 2024
by Wendy Haynes
No Comments
This blog takes a look at 2D textures and completes a Renderer that draws and displays an image. 2D texture is the most basic and...
Read More
The colors of the OpenGL (10)
January 23, 2024
by Tiffany Anderson
No Comments
There are countless colors in the real world, and every object has its own color. We need to use finite values to simulate the infinite...
Read More
Android implements 3D rollover of dialog
January 23, 2024
by Matthew Harrison
No Comments
The author | Kevin_Android address statement | | http://www.jianshu.com/p/65f50b6ecaca this is Kevin_Android original, has been authorized to release, without author permission please do not reprint
Read More
Understanding OpenGL: Basic concepts and environment preparation
January 23, 2024
by Sean Smith
No Comments
OpenGL NTH entry... Record the learning process and learned content, while learning while writing may be all nonsense, welcome supervision welcome urge more welcome instruction.
Read More
OpenGL ES case: Filter effect (grayscale + Reverse + Mosaic)
January 23, 2024
by 李懿
No Comments
First, let's take a look at the effect of the case. This case is based on the OpenGLES case: Filter split effect. The view controller...
Read More
Android OpenGL ES series serial :(22) PBO
January 23, 2024
by Hazel Kapoor
No Comments
OpenGL PBO (Pixel Buffer Object), known as Pixel Buffer Object, is mainly used for asynchronous Pixel transfer operations. PBO is only used to perform pixel...
Read More
OpenGL Android Course 2: Ambient and Diffuse Light
January 23, 2024
by Joanne Jackson
No Comments
Each lesson in this series builds on previous lessons. Before we begin, take a look at lesson 1, because this course will introduce you to...
Read More
OpenGL Tour (2) Simply create a window
January 23, 2024
by Ben Dale
No Comments
The first two parameters of the glViewPort function control the position of the lower left corner of the window. The third and fourth parameters control...
Read More
OpenGL Filter principle (gray + Reverse + Mosaic filter)
January 23, 2024
by Tammy Hood
No Comments
The display of a picture is determined by three color channels (RGB), so the picture is also called a three-channel map. Three-channel map: each pixel...
Read More
Android video decoding and rendering
January 23, 2024
by Jeffery Pineda
No Comments
Hello everyone, I'm Kenney, a programmer. Today, I'm going to tell you how to do video decoding and rendering on Android. Video decoding has a...
Read More
Android uses OpenGL to achieve Gaussian blur
January 23, 2024
by Kara Fuentes
No Comments
Of these, OpengL is far and away the most efficient, Java is the worst, and the NDK and RenderScript are about the same. So I'm...
Read More