#include <metal_stdlib>

using namespace metal;
struct buf0 {
  /* 0x0000 */ float2 injectionSwitch;
};
struct main_out {
  float4 x_GLF_color_1;
};
struct tint_symbol_1 {
  float4 x_GLF_color_1 [[color(0)]];
};

void main_1(constant buf0& x_6, thread float4* const tint_symbol_3) {
  int j = 0;
  float x_41 = 0.0f;
  *(tint_symbol_3) = float4(1.0f, 0.0f, 0.0f, 1.0f);
  while (true) {
    float const x_32 = x_6.injectionSwitch.x;
    j = int(x_32);
    while (true) {
      int const x_8 = j;
      if ((x_8 < 2)) {
      } else {
        break;
      }
      return;
    }
    {
      x_41 = x_6.injectionSwitch.y;
      if ((0.0f > x_41)) {
      } else {
        break;
      }
    }
  }
  int const x_43 = int(x_41);
  return;
}

main_out tint_symbol_inner(constant buf0& x_6, thread float4* const tint_symbol_4) {
  main_1(x_6, tint_symbol_4);
  main_out const tint_symbol_2 = {.x_GLF_color_1=*(tint_symbol_4)};
  return tint_symbol_2;
}

fragment tint_symbol_1 tint_symbol(constant buf0& x_6 [[buffer(0)]]) {
  thread float4 tint_symbol_5 = 0.0f;
  main_out const inner_result = tint_symbol_inner(x_6, &(tint_symbol_5));
  tint_symbol_1 wrapper_result = {};
  wrapper_result.x_GLF_color_1 = inner_result.x_GLF_color_1;
  return wrapper_result;
}

