HexPixelate
by Mewatools
Pixelates image using an hexagonal pattern. The size of the pixel is adjustable.
Likes: 1
Exernal Links
Script
// "HexPixelate" by Mewatools <hugo@mewatools.com> is licensed under CC BY 4.0
// Adapted from original shader : https://www.shadertoy.com/view/wsSyWR
function HexPixelate( nodegraph )
{
shaderSource = "
vec2 hexagon(vec2 uv)
{
uv *= vec2(0.577350278, 1.0); // hexagonal ratio
float z = clamp(abs(mod(uv.x+floor(uv.y), 2.0)-1.0)*3.141592653-1.047197551, 0.0, 1.0);
uv.y = floor(uv.y + z);
uv.x = (floor(uv.x*0.5 + mod(uv.y, 2.0)*0.5) - mod(uv.y, 2.0)*0.5 + 0.5)*3.464101665; // convert back from hexagonal ratio
return uv;
}
void mainImage(out vec4 fragColor, in vec2 texCoord)
{
vec4 tex = texture2D(iChannel0, hexagon(texCoord * pixelCount)/pixelCount);
fragColor = vec4(tex.rgb, 1.0);
}";
node = nodegraph.addShaderNode( shaderSource, "HexPixelate" );
// Brief: Pixelates using an hexagonal pattern
node.addShaderInput("iChannel0");
uiControl = node.addFloatControl("pixelCount", 120);
uiControl.setName("Pixels");
uiControl.setStep(0.1);
uiControl.setRange(3, 1024);
node.setReady();
}
File Details
- File Name: HexPixelate.mw
- Last Update: November 24th, 2020
- Extends: Nodegraph
