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reflect: always link and trim unused inouts

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chyyran 2024-02-18 16:10:32 -05:00 committed by Ronny Chan
parent 22aa59b598
commit e8eee02bfb
1 changed files with 15 additions and 2 deletions
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17
librashader-reflect/src/front/glslang.rs
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@ -1,7 +1,10 @@
use crate::error::ShaderCompileError;
use glslang::{CompilerOptions, ShaderInput};
use librashader_preprocess::ShaderSource;
use rspirv::binary::Assemble;
use rspirv::dr::Builder;
use crate::front::spirv_passes::{link_input_outputs, load_module};
use crate::front::{ShaderInputCompiler, SpirvCompilation};
/// glslang compiler
@ -32,8 +35,18 @@ pub(crate) fn compile_spirv(source: &ShaderSource) -> Result<SpirvCompilation, S
let fragment = ShaderInput::new(&fragment, glslang::ShaderStage::Fragment, &options, None)?;
let fragment = compiler.create_shader(fragment)?;
let vertex = Vec::from(vertex.compile()?);
let fragment = Vec::from(fragment.compile()?);
let vertex = vertex.compile()?;
let fragment = fragment.compile()?;
let vertex = load_module(&vertex);
let fragment = load_module(&fragment);
let mut fragment = Builder::new_from_module(fragment);
let mut pass = link_input_outputs::LinkInputs::new(&vertex, &mut fragment);
pass.do_pass();
let vertex = vertex.assemble();
let fragment = fragment.module().assemble();
Ok(SpirvCompilation { vertex, fragment })
}