struct VertexOutput {
  float4 pos;
  float prevent_dce;
};

struct vertex_main_outputs {
  nointerpolation float VertexOutput_prevent_dce : TEXCOORD0;
  float4 VertexOutput_pos : SV_Position;
};


RWByteAddressBuffer prevent_dce : register(u0);
Texture2D arg_0 : register(t0, space1);
float textureLoad_8ccbe3() {
  uint3 v = (0u).xxx;
  arg_0.GetDimensions(0u, v.x, v.y, v.z);
  uint3 v_1 = (0u).xxx;
  arg_0.GetDimensions(uint(min(1u, (v.z - 1u))), v_1.x, v_1.y, v_1.z);
  uint2 v_2 = (v_1.xy - (1u).xx);
  int2 v_3 = int2(min(uint2((int(1)).xx), v_2));
  float res = arg_0.Load(int3(v_3, int(min(1u, (v.z - 1u))))).x;
  return res;
}

void fragment_main() {
  prevent_dce.Store(0u, asuint(textureLoad_8ccbe3()));
}

[numthreads(1, 1, 1)]
void compute_main() {
  prevent_dce.Store(0u, asuint(textureLoad_8ccbe3()));
}

VertexOutput vertex_main_inner() {
  VertexOutput tint_symbol = (VertexOutput)0;
  tint_symbol.pos = (0.0f).xxxx;
  tint_symbol.prevent_dce = textureLoad_8ccbe3();
  VertexOutput v_4 = tint_symbol;
  return v_4;
}

vertex_main_outputs vertex_main() {
  VertexOutput v_5 = vertex_main_inner();
  vertex_main_outputs v_6 = {v_5.prevent_dce, v_5.pos};
  return v_6;
}

