technologyarts

## index.html
<!DOCTYPE html>
<html><head>
<meta http-equiv="content-type" content="text/html; charset=windows-1252">
<title>reaction diffusion space ship (a/v synth)</title>
<script id="shader-vs" type="x-shader/x-vertex">
  attribute vec3 aPos;
  attribute vec2 aTexCoord;
  varying   vec2 pixel;
void main(void) {
   gl_Position = vec4(aPos, 1.);

## sdf.glslify.notes.md

      
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                technologyarts
                / sdf.glslify.notes.md
            
            
              Created
              January 29, 2022 17:05
                — forked from charlieroberts/sdf.glslify.notes.md
            
          
    Ray marching, glslify, and signed-distance functions

Show examples


ray marched bug
First basic red sphere
Final repeated, warped sphere

How does ray marching work?


for every pixel, start a ray from an origin, through the camera view plane, until it hits something
draw?
	<!DOCTYPE html>
	<html><head>
	<meta http-equiv="content-type" content="text/html; charset=windows-1252">
	<title>reaction diffusion space ship (a/v synth)</title>
	<script id="shader-vs" type="x-shader/x-vertex">
	attribute vec3 aPos;
	attribute vec2 aTexCoord;
	varying vec2 pixel;
	void main(void) {
	gl_Position = vec4(aPos, 1.);