librashader/librashader-reflect/src/back/hlsl.rs

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use crate::back::targets::HLSL;
use crate::back::{CompileShader, CompilerBackend, FromCompilation};
use crate::error::ShaderReflectError;
use crate::front::SpirvCompilation;
use crate::reflect::cross::hlsl::HlslReflect;
use crate::reflect::cross::{CompiledProgram, SpirvCross};
use crate::reflect::ReflectShader;
use spirv_cross::hlsl::ShaderModel as HlslShaderModel;
/// The context for a HLSL compilation via spirv-cross.
pub struct CrossHlslContext {
/// The compiled HLSL program.
pub artifact: CompiledProgram<spirv_cross::hlsl::Target>,
}
impl FromCompilation<SpirvCompilation, SpirvCross> for HLSL {
type Target = HLSL;
type Options = Option<HlslShaderModel>;
type Context = CrossHlslContext;
type Output = impl CompileShader<Self::Target, Options = Self::Options, Context = Self::Context>
+ ReflectShader;
fn from_compilation(
compile: SpirvCompilation,
) -> Result<CompilerBackend<Self::Output>, ShaderReflectError> {
Ok(CompilerBackend {
backend: HlslReflect::try_from(&compile)?,
})
}
}