github/wgpu
1
1
Fork 0
mirror of https://github.com/gfx-rs/wgpu.git synced 2026-04-22 03:02:01 -04:00
Code Issues Packages Projects Releases Wiki Activity

Add support for initialization of local variables to glsl backend (#129)

Browse Source 
* Add support for initialization of local variables to glsl backend

* Cleanup
This commit is contained in:
Lachlan Sneff
2020-08-15 01:46:10 -04:00
committed by GitHub
parent 7f780e8efc
commit fccefaccde
1 changed files with 16 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

25
src/back/glsl.rs
View File

@@ -170,15 +170,6 @@ pub fn write(module: &Module, out: &mut impl Write) -> Result<(), Error> {
.map(|(handle, local)| (handle, namer(local.name.as_ref())))
.collect();
for (handle, name) in locals.iter() {
writeln!(
out,
"{} {};",
write_type(func.local_variables[*handle].ty, &module.types, &structs)?,
name
)?;
}
let mut builder = StatementBuilder {
functions: &functions,
globals: &globals_lookup,
@@ -194,6 +185,22 @@ pub fn write(module: &Module, out: &mut impl Write) -> Result<(), Error> {
locals: &func.local_variables,
};
for (handle, name) in locals.iter() {
let ty = write_type(func.local_variables[*handle].ty, &module.types, &structs)?;
let init = func.local_variables[*handle].init;
if let Some(init) = init {
writeln!(
out,
"{} {} = {init};",
ty,
name,
init = write_expression(&func.expressions[init], &module, &mut builder)?.0,
)?;
} else {
writeln!(out, "{} {};", ty, name,)?;
}
}
for sta in func.body.iter() {
writeln!(out, "{}", write_statement(sta, module, &mut builder)?)?;
}