#version 450

layout(location = 0) in vec2 tex_coords;
layout(location = 0) out vec4 output_color;

layout(set = 1, binding = 0) uniform vec4 input_color;

void main() {
  float dist = distance(tex_coords, vec2(0.5)) * 2.0;
  output_color = vec4(input_color.rgb, pow(0.01, dist) - 0.01);
}