cbuffer cbuffer_x_6 : register(b0, space0) {
  uint4 x_6[3];
};
static float4 x_GLF_color = float4(0.0f, 0.0f, 0.0f, 0.0f);

void main_1() {
  int c = 0;
  int i = 0;
  const int x_27 = asint(x_6[2].x);
  c = x_27;
  const int x_29 = asint(x_6[2].x);
  i = x_29;
  while (true) {
    const int x_34 = i;
    const uint scalar_offset = ((16u * uint(0))) / 4;
    const int x_36 = asint(x_6[scalar_offset / 4][scalar_offset % 4]);
    if ((x_34 < x_36)) {
    } else {
      break;
    }
    c = ~(i);
    c = clamp(c, 0, 3);
    {
      i = (i + 1);
    }
  }
  const int x_46 = asint(x_6[1].x);
  const float x_47 = float(x_46);
  x_GLF_color = float4(x_47, x_47, x_47, x_47);
  const int x_49 = c;
  const int x_51 = asint(x_6[1].x);
  if ((x_49 == x_51)) {
    const int x_56 = asint(x_6[2].x);
    const int x_59 = asint(x_6[1].x);
    const int x_62 = asint(x_6[1].x);
    const int x_65 = asint(x_6[2].x);
    x_GLF_color = float4(float(x_56), float(x_59), float(x_62), float(x_65));
  }
  return;
}

struct main_out {
  float4 x_GLF_color_1;
};
struct tint_symbol {
  float4 x_GLF_color_1 : SV_Target0;
};

tint_symbol main() {
  main_1();
  const main_out tint_symbol_1 = {x_GLF_color};
  const tint_symbol tint_symbol_3 = {tint_symbol_1.x_GLF_color_1};
  return tint_symbol_3;
}
