import { glCanvas } from "@thi.ng/webgl";
import { shaderToy } from "@thi.ng/webgl-shadertoy";
import { assign, div, mul, ret, vec4 } from "@thi.ng/shader-ast";

const canvas = glCanvas({
    width: 600,
    height: 600,
    parent: document.body,
    version: 2
});

const toy = shaderToy({
    canvas: canvas.canvas
    gl: canvas.gl,
    main: (gl, unis) => [
        assign(unis.mouse, div(unis.mouse, unis.res)),
        ret(vec4(mul(mouse, div(gl.gl_FragCoord, res)), 0, 1))
    ]
});

toy.start();