36 lines
1.2 KiB
Rust
36 lines
1.2 KiB
Rust
use crate::back::targets::GLSL;
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use crate::back::{CompileShader, CompilerBackend, FromCompilation};
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use crate::error::ShaderReflectError;
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use crate::front::SpirvCompilation;
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use crate::reflect::cross::{CompiledProgram, SpirvCross};
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use crate::reflect::ReflectShader;
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/// The GLSL version to target.
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pub use spirv_cross::glsl::Version as GlslVersion;
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use crate::reflect::cross::glsl::GlslReflect;
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/// The context for a GLSL compilation via spirv-cross.
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pub struct CrossGlslContext {
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/// A map of bindings of sampler names to binding locations.
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pub sampler_bindings: Vec<(String, u32)>,
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/// The compiled program artifact after compilation.
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pub artifact: CompiledProgram<spirv_cross::glsl::Target>,
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}
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impl FromCompilation<SpirvCompilation, SpirvCross> for GLSL {
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type Target = GLSL;
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type Options = GlslVersion;
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type Context = CrossGlslContext;
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type Output = impl CompileShader<Self::Target, Options = GlslVersion, Context = Self::Context>
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+ ReflectShader;
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fn from_compilation(
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compile: SpirvCompilation,
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) -> Result<CompilerBackend<Self::Output>, ShaderReflectError> {
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Ok(CompilerBackend {
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backend: GlslReflect::try_from(&compile)?,
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})
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}
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}
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