draw()
function *draw() {
while (true) {
camera(function () {
regl.clear({color: [0, 0, 0, 1]})
drawBunny()
})
yield regl.container
}
}
createCamera = require('https://bundle.run/regl-camera@2.1.1')
bunny = require('https://bundle.run/bunny@1.0.1')
normals = require('https://bundle.run/angle-normals@1.0.0')
drawBunny = regl({
frag: `
precision mediump float;
varying vec3 vnormal;
void main () {
gl_FragColor = vec4(abs(vnormal), 1.0);
}`,
vert: `
precision mediump float;
uniform mat4 projection, view;
attribute vec3 position, normal;
varying vec3 vnormal;
void main () {
vnormal = normal;
gl_Position = projection * view * vec4(position, 1.0);
}`,
attributes: {
position: bunny.positions,
normal: normals(bunny.cells, bunny.positions)
},
elements: bunny.cells
})
camera = createCamera(regl, {
center: [0, 3.5, 0],
theta: 3.0 * Math.PI/4.0,
phi: Math.PI/6.0,
distance: 20.0,
damping: 0,
noScroll: true,
renderOnDirty: true
})
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