#include <metal_stdlib>

using namespace metal;
struct main_out {
  float4 x_GLF_color_1;
};
struct tint_symbol_1 {
  float4 x_GLF_color_1 [[color(0)]];
};

void main_1(thread float4* const tint_symbol_4) {
  int GLF_live9r = 0;
  float g = 0.0f;
  while (true) {
    if (true) {
    } else {
      break;
    }
    if (true) {
      break;
    }
    int const x_31 = GLF_live9r;
    int const x_32 = clamp(x_31, 0, 1);
  }
  g = 3.0f;
  float const x_33 = g;
  *(tint_symbol_4) = float4(smoothstep(0.0f, 1.0f, x_33), 0.0f, 0.0f, 1.0f);
  return;
}

fragment tint_symbol_1 tint_symbol() {
  thread float4 tint_symbol_5 = 0.0f;
  main_1(&(tint_symbol_5));
  main_out const tint_symbol_2 = {.x_GLF_color_1=tint_symbol_5};
  tint_symbol_1 const tint_symbol_3 = {.x_GLF_color_1=tint_symbol_2.x_GLF_color_1};
  return tint_symbol_3;
}

