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generator: Use PFN_ types for struct members instead of repeating sig (#438)

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Following the fixes in #437 this actually puts those function pointer
typedefs to use, slimming down the code by a large margin at the same
time.
This commit is contained in:
Marijn Suijten 2021-05-24 00:39:07 +02:00 committed by GitHub
parent 82ca24663f
commit 9d6bf63b4e
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3 changed files with 525 additions and 2522 deletions
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1880
ash/src/vk/extensions.rs
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1152
ash/src/vk/features.rs
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15
generator/src/lib.rs
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@ -933,13 +933,16 @@ fn generate_function_pointers<'a>(
struct CommandToMember<'a>(&'a Command); struct CommandToMember<'a>(&'a Command);
impl<'a> quote::ToTokens for CommandToMember<'a> { impl<'a> quote::ToTokens for CommandToMember<'a> {
fn to_tokens(&self, tokens: &mut TokenStream) { fn to_tokens(&self, tokens: &mut TokenStream) {
let type_name = &self.0.type_name;
let type_name = if self.0.type_needs_defining {
// Type is defined in local scope
quote!(#type_name)
} else {
// Type is usually defined in another module
quote!(crate::vk::#type_name)
};
let function_name_rust = &self.0.function_name_rust; let function_name_rust = &self.0.function_name_rust;
let parameters = &self.0.parameters; quote!(pub #function_name_rust: #type_name).to_tokens(tokens)
let returns = &self.0.returns;
quote!(
pub #function_name_rust: unsafe extern "system" fn(#parameters) #returns
)
.to_tokens(tokens)
} }
} }