spirq-reflect is a CLI tool to generate reflection JSON from SPIR-V shader binaries. You can install spirq-reflect with:
bash
cargo install spirq-reflect
To reflect a shader:
bash
spirq-reflect --in-path assets/spirv-spec.frag.spv
You will get the following output:
{
"EntryPoint": "main",
"ExecutionModel": "Fragment",
"Variables": {
"Inputs": [
{
"Name": "_42",
"Location": 2,
"Component": 0,
"Type": "vec4<f32>"
},
{
"Name": "_57",
"Location": 1,
"Component": 0,
"Type": "vec4<f32>"
},
{
"Name": "_33",
"Location": 0,
"Component": 0,
"Type": "vec4<f32>"
}
],
"Outputs": [
{
"Name": "_31",
"Location": 0,
"Component": 0,
"Type": "vec4<f32>"
}
],
"Descriptors": [
{
"Name": "_20",
"Set": 0,
"Binding": 0,
"DescriptorType": "UniformBuffer",
"Type": {
"Kind": "Struct",
"Members": [
{
"Name": "_18_0",
"Offset": 0,
"MemberType": {
"Kind": "Struct",
"Members": [
{
"Name": "_17_0",
"Offset": 0,
"MemberType": "u32"
},
{
"Name": "_17_1",
"Offset": 16,
"MemberType": {
"Kind": "Array",
"ElementType": "vec4<f32>",
"Count": 5,
"Stride": 16
}
},
{
"Name": "_17_2",
"Offset": 96,
"MemberType": "i32"
}
]
}
},
{
"Name": "_18_1",
"Offset": 112,
"MemberType": "u32"
}
]
},
"Count": 1
}
],
"PushConstants": [],
"SpecConstants": []
}
}