; SPIR-V
; Version: 1.0
; Generator: Khronos Glslang Reference Front End; 6
; Bound: 30
; Schema: 0
               OpCapability Shader
          %1 = OpExtInstImport "GLSL.std.450"
               OpMemoryModel Logical GLSL450
               OpEntryPoint Fragment %main "main" %gl_FragDepth %vtx_uv %oC
               OpExecutionMode %main OriginUpperLeft
               OpExecutionMode %main DepthReplacing
               OpSource GLSL 450
               OpName %main "main"
               OpName %gl_FragDepth "gl_FragDepth"
               OpName %src_texture "src_texture"
               OpName %vtx_uv "vtx_uv"
               OpName %oC "oC"
               OpDecorate %gl_FragDepth BuiltIn FragDepth
               OpDecorate %src_texture DescriptorSet 0
               OpDecorate %src_texture Binding 0
               OpDecorate %vtx_uv Location 0
               OpDecorate %oC Location 0
       %void = OpTypeVoid
          %3 = OpTypeFunction %void
      %float = OpTypeFloat 32
%_ptr_Output_float = OpTypePointer Output %float
%gl_FragDepth = OpVariable %_ptr_Output_float Output
          %9 = OpTypeImage %float 2D 0 0 0 1 Unknown
         %10 = OpTypeSampledImage %9
%_ptr_UniformConstant_10 = OpTypePointer UniformConstant %10
%src_texture = OpVariable %_ptr_UniformConstant_10 UniformConstant
    %v2float = OpTypeVector %float 2
%_ptr_Input_v2float = OpTypePointer Input %v2float
     %vtx_uv = OpVariable %_ptr_Input_v2float Input
    %v4float = OpTypeVector %float 4
%_ptr_Output_v4float = OpTypePointer Output %v4float
         %oC = OpVariable %_ptr_Output_v4float Output
       %main = OpFunction %void None %3
          %5 = OpLabel
         %13 = OpLoad %10 %src_texture
         %17 = OpLoad %v2float %vtx_uv
         %19 = OpImageSampleImplicitLod %v4float %13 %17
         %22 = OpCompositeExtract %float %19 0
               OpStore %gl_FragDepth %22
               OpReturn
               OpFunctionEnd