How To Draw Circles In Webgl
Webgl realizes circle drawing
tags: webgl Draw a circle Circumvolve algorithm
First of all, here to become familiar with the model matrix, delight refer to
Hither is a demo
<!DOCTYPE html> <html> <head lang="en"> <meta charset="UTF-8"> <championship></title> <style> body{ margin: 0; padding: 0; } </way> </head> <body> <sail id="cvs" width="800" height="800"></canvas> <div></div> <script id="vertex" type="text/five-shader"> precision highp float; attribute vec3 position; uniform mat4 mat; varying vec4 color; void main(){ gl_Position=mat*vec4(position,ane.0); color=vec4(gl_Position.x,gl_Position.y,gl_Position.z,0.viii);} </script> <script id="fragment" blazon="text/f-shader"> #ifdef GL_ES precision mediump float;
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