//go:build ignore

//kage:unit pixels

package main

var Time float

func Fragment(dstPos vec4, srcPos vec2, color vec4) vec4 {
	flashState := step(0.25, mod(Time, 0.5))
	strobe := flashState * 0.5 + 0.5
	original := imageSrc3UnsafeAt(srcPos)
	silver := vec4(0.75, 0.75, 0.80, 1.0)
	sheen := pow(strobe, 0.5) * 0.6 + 0.4
	masked := mix(original, silver, sheen)
	output := mix(original, masked, original.a * (0.8 + 0.2 * sin(Time * 10.0 + srcPos.x * 5.0 + srcPos.y * 5.0)))
	return output
}