|  | ; | 
|  | ; vertex_main | 
|  | ; | 
|  | ; SPIR-V | 
|  | ; Version: 1.3 | 
|  | ; Generator: Google Tint Compiler; 1 | 
|  | ; Bound: 52 | 
|  | ; Schema: 0 | 
|  | OpCapability Shader | 
|  | OpCapability ImageQuery | 
|  | %25 = OpExtInstImport "GLSL.std.450" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Vertex %vertex_main "vertex_main" %vertex_main_position_Output %vertex_main___point_size_Output | 
|  | OpName %arg_0 "arg_0" | 
|  | OpName %vertex_main_position_Output "vertex_main_position_Output" | 
|  | OpName %vertex_main___point_size_Output "vertex_main___point_size_Output" | 
|  | OpName %textureLoad2d "textureLoad2d" | 
|  | OpName %texture "texture" | 
|  | OpName %coords "coords" | 
|  | OpName %level "level" | 
|  | OpName %doTextureLoad "doTextureLoad" | 
|  | OpName %res "res" | 
|  | OpName %vertex_main_inner "vertex_main_inner" | 
|  | OpName %vertex_main "vertex_main" | 
|  | OpDecorate %arg_0 DescriptorSet 1 | 
|  | OpDecorate %arg_0 Binding 0 | 
|  | OpDecorate %vertex_main_position_Output BuiltIn Position | 
|  | OpDecorate %vertex_main___point_size_Output BuiltIn PointSize | 
|  | %int = OpTypeInt 32 1 | 
|  | %3 = OpTypeImage %int 2D 0 0 0 1 Unknown | 
|  | %_ptr_UniformConstant_3 = OpTypePointer UniformConstant %3 | 
|  | %arg_0 = OpVariable %_ptr_UniformConstant_3 UniformConstant | 
|  | %float = OpTypeFloat 32 | 
|  | %v4float = OpTypeVector %float 4 | 
|  | %_ptr_Output_v4float = OpTypePointer Output %v4float | 
|  | %vertex_main_position_Output = OpVariable %_ptr_Output_v4float Output | 
|  | %_ptr_Output_float = OpTypePointer Output %float | 
|  | %vertex_main___point_size_Output = OpVariable %_ptr_Output_float Output | 
|  | %v4int = OpTypeVector %int 4 | 
|  | %v2int = OpTypeVector %int 2 | 
|  | %17 = OpTypeFunction %v4int %3 %v2int %int | 
|  | %uint = OpTypeInt 32 0 | 
|  | %uint_1 = OpConstant %uint 1 | 
|  | %v2uint = OpTypeVector %uint 2 | 
|  | %29 = OpConstantComposite %v2uint %uint_1 %uint_1 | 
|  | %void = OpTypeVoid | 
|  | %35 = OpTypeFunction %void | 
|  | %39 = OpConstantNull %v2int | 
|  | %int_0 = OpConstant %int 0 | 
|  | %_ptr_Function_v4int = OpTypePointer Function %v4int | 
|  | %44 = OpTypeFunction %v4float | 
|  | %47 = OpConstantNull %v4float | 
|  | %float_1 = OpConstant %float 1 | 
|  | %textureLoad2d = OpFunction %v4int None %17 | 
|  | %texture = OpFunctionParameter %3 | 
|  | %coords = OpFunctionParameter %v2int | 
|  | %level = OpFunctionParameter %int | 
|  | %18 = OpLabel | 
|  | %19 = OpImageQueryLevels %uint %texture | 
|  | %21 = OpISub %uint %19 %uint_1 | 
|  | %23 = OpBitcast %uint %level | 
|  | %24 = OpExtInst %uint %25 UMin %23 %21 | 
|  | %26 = OpImageQuerySizeLod %v2uint %texture %24 | 
|  | %28 = OpISub %v2uint %26 %29 | 
|  | %30 = OpBitcast %v2uint %coords | 
|  | %31 = OpExtInst %v2uint %25 UMin %30 %28 | 
|  | %32 = OpImageFetch %v4int %texture %31 Lod %24 | 
|  | OpReturnValue %32 | 
|  | OpFunctionEnd | 
|  | %doTextureLoad = OpFunction %void None %35 | 
|  | %36 = OpLabel | 
|  | %res = OpVariable %_ptr_Function_v4int Function | 
|  | %37 = OpLoad %3 %arg_0 None | 
|  | %38 = OpFunctionCall %v4int %textureLoad2d %37 %39 %int_0 | 
|  | OpStore %res %38 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | %vertex_main_inner = OpFunction %v4float None %44 | 
|  | %45 = OpLabel | 
|  | %46 = OpFunctionCall %void %doTextureLoad | 
|  | OpReturnValue %47 | 
|  | OpFunctionEnd | 
|  | %vertex_main = OpFunction %void None %35 | 
|  | %49 = OpLabel | 
|  | %50 = OpFunctionCall %v4float %vertex_main_inner | 
|  | OpStore %vertex_main_position_Output %50 None | 
|  | OpStore %vertex_main___point_size_Output %float_1 None | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | ; | 
|  | ; fragment_main | 
|  | ; | 
|  | ; SPIR-V | 
|  | ; Version: 1.3 | 
|  | ; Generator: Google Tint Compiler; 1 | 
|  | ; Bound: 40 | 
|  | ; Schema: 0 | 
|  | OpCapability Shader | 
|  | OpCapability ImageQuery | 
|  | %19 = OpExtInstImport "GLSL.std.450" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint Fragment %fragment_main "fragment_main" | 
|  | OpExecutionMode %fragment_main OriginUpperLeft | 
|  | OpName %arg_0 "arg_0" | 
|  | OpName %textureLoad2d "textureLoad2d" | 
|  | OpName %texture "texture" | 
|  | OpName %coords "coords" | 
|  | OpName %level "level" | 
|  | OpName %doTextureLoad "doTextureLoad" | 
|  | OpName %res "res" | 
|  | OpName %fragment_main "fragment_main" | 
|  | OpDecorate %arg_0 DescriptorSet 1 | 
|  | OpDecorate %arg_0 Binding 0 | 
|  | %int = OpTypeInt 32 1 | 
|  | %3 = OpTypeImage %int 2D 0 0 0 1 Unknown | 
|  | %_ptr_UniformConstant_3 = OpTypePointer UniformConstant %3 | 
|  | %arg_0 = OpVariable %_ptr_UniformConstant_3 UniformConstant | 
|  | %v4int = OpTypeVector %int 4 | 
|  | %v2int = OpTypeVector %int 2 | 
|  | %11 = OpTypeFunction %v4int %3 %v2int %int | 
|  | %uint = OpTypeInt 32 0 | 
|  | %uint_1 = OpConstant %uint 1 | 
|  | %v2uint = OpTypeVector %uint 2 | 
|  | %23 = OpConstantComposite %v2uint %uint_1 %uint_1 | 
|  | %void = OpTypeVoid | 
|  | %29 = OpTypeFunction %void | 
|  | %33 = OpConstantNull %v2int | 
|  | %int_0 = OpConstant %int 0 | 
|  | %_ptr_Function_v4int = OpTypePointer Function %v4int | 
|  | %textureLoad2d = OpFunction %v4int None %11 | 
|  | %texture = OpFunctionParameter %3 | 
|  | %coords = OpFunctionParameter %v2int | 
|  | %level = OpFunctionParameter %int | 
|  | %12 = OpLabel | 
|  | %13 = OpImageQueryLevels %uint %texture | 
|  | %15 = OpISub %uint %13 %uint_1 | 
|  | %17 = OpBitcast %uint %level | 
|  | %18 = OpExtInst %uint %19 UMin %17 %15 | 
|  | %20 = OpImageQuerySizeLod %v2uint %texture %18 | 
|  | %22 = OpISub %v2uint %20 %23 | 
|  | %24 = OpBitcast %v2uint %coords | 
|  | %25 = OpExtInst %v2uint %19 UMin %24 %22 | 
|  | %26 = OpImageFetch %v4int %texture %25 Lod %18 | 
|  | OpReturnValue %26 | 
|  | OpFunctionEnd | 
|  | %doTextureLoad = OpFunction %void None %29 | 
|  | %30 = OpLabel | 
|  | %res = OpVariable %_ptr_Function_v4int Function | 
|  | %31 = OpLoad %3 %arg_0 None | 
|  | %32 = OpFunctionCall %v4int %textureLoad2d %31 %33 %int_0 | 
|  | OpStore %res %32 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | %fragment_main = OpFunction %void None %29 | 
|  | %38 = OpLabel | 
|  | %39 = OpFunctionCall %void %doTextureLoad | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | ; | 
|  | ; compute_main | 
|  | ; | 
|  | ; SPIR-V | 
|  | ; Version: 1.3 | 
|  | ; Generator: Google Tint Compiler; 1 | 
|  | ; Bound: 40 | 
|  | ; Schema: 0 | 
|  | OpCapability Shader | 
|  | OpCapability ImageQuery | 
|  | %19 = OpExtInstImport "GLSL.std.450" | 
|  | OpMemoryModel Logical GLSL450 | 
|  | OpEntryPoint GLCompute %compute_main "compute_main" | 
|  | OpExecutionMode %compute_main LocalSize 1 1 1 | 
|  | OpName %arg_0 "arg_0" | 
|  | OpName %textureLoad2d "textureLoad2d" | 
|  | OpName %texture "texture" | 
|  | OpName %coords "coords" | 
|  | OpName %level "level" | 
|  | OpName %doTextureLoad "doTextureLoad" | 
|  | OpName %res "res" | 
|  | OpName %compute_main "compute_main" | 
|  | OpDecorate %arg_0 DescriptorSet 1 | 
|  | OpDecorate %arg_0 Binding 0 | 
|  | %int = OpTypeInt 32 1 | 
|  | %3 = OpTypeImage %int 2D 0 0 0 1 Unknown | 
|  | %_ptr_UniformConstant_3 = OpTypePointer UniformConstant %3 | 
|  | %arg_0 = OpVariable %_ptr_UniformConstant_3 UniformConstant | 
|  | %v4int = OpTypeVector %int 4 | 
|  | %v2int = OpTypeVector %int 2 | 
|  | %11 = OpTypeFunction %v4int %3 %v2int %int | 
|  | %uint = OpTypeInt 32 0 | 
|  | %uint_1 = OpConstant %uint 1 | 
|  | %v2uint = OpTypeVector %uint 2 | 
|  | %23 = OpConstantComposite %v2uint %uint_1 %uint_1 | 
|  | %void = OpTypeVoid | 
|  | %29 = OpTypeFunction %void | 
|  | %33 = OpConstantNull %v2int | 
|  | %int_0 = OpConstant %int 0 | 
|  | %_ptr_Function_v4int = OpTypePointer Function %v4int | 
|  | %textureLoad2d = OpFunction %v4int None %11 | 
|  | %texture = OpFunctionParameter %3 | 
|  | %coords = OpFunctionParameter %v2int | 
|  | %level = OpFunctionParameter %int | 
|  | %12 = OpLabel | 
|  | %13 = OpImageQueryLevels %uint %texture | 
|  | %15 = OpISub %uint %13 %uint_1 | 
|  | %17 = OpBitcast %uint %level | 
|  | %18 = OpExtInst %uint %19 UMin %17 %15 | 
|  | %20 = OpImageQuerySizeLod %v2uint %texture %18 | 
|  | %22 = OpISub %v2uint %20 %23 | 
|  | %24 = OpBitcast %v2uint %coords | 
|  | %25 = OpExtInst %v2uint %19 UMin %24 %22 | 
|  | %26 = OpImageFetch %v4int %texture %25 Lod %18 | 
|  | OpReturnValue %26 | 
|  | OpFunctionEnd | 
|  | %doTextureLoad = OpFunction %void None %29 | 
|  | %30 = OpLabel | 
|  | %res = OpVariable %_ptr_Function_v4int Function | 
|  | %31 = OpLoad %3 %arg_0 None | 
|  | %32 = OpFunctionCall %v4int %textureLoad2d %31 %33 %int_0 | 
|  | OpStore %res %32 | 
|  | OpReturn | 
|  | OpFunctionEnd | 
|  | %compute_main = OpFunction %void None %29 | 
|  | %38 = OpLabel | 
|  | %39 = OpFunctionCall %void %doTextureLoad | 
|  | OpReturn | 
|  | OpFunctionEnd |