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[msl] fix Select on vectors

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This commit is contained in:
Dzmitry Malyshau 2021-03-26 01:02:07 -04:00 committed by Dzmitry Malyshau
parent a090afa3f5
commit 00f4c07609
1 changed files with 28 additions and 10 deletions
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38
src/back/msl/writer.rs
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@ -522,19 +522,37 @@ impl<W: Write> Writer<W> {
condition,
accept,
reject,
} => {
if !is_scoped {
write!(self.out, "(")?;
} => match *context.resolve_type(condition) {
crate::TypeInner::Scalar {
kind: crate::ScalarKind::Bool,
..
} => {
if !is_scoped {
write!(self.out, "(")?;
}
self.put_expression(condition, context, false)?;
write!(self.out, " ? ")?;
self.put_expression(accept, context, false)?;
write!(self.out, " : ")?;
self.put_expression(reject, context, false)?;
if !is_scoped {
write!(self.out, ")")?;
}
}
self.put_expression(condition, context, false)?;
write!(self.out, " ? ")?;
self.put_expression(accept, context, false)?;
write!(self.out, " : ")?;
self.put_expression(reject, context, false)?;
if !is_scoped {
crate::TypeInner::Vector {
kind: crate::ScalarKind::Bool,
..
} => {
write!(self.out, "{}::select(", NAMESPACE)?;
self.put_expression(accept, context, true)?;
write!(self.out, ", ")?;
self.put_expression(reject, context, true)?;
write!(self.out, ", ")?;
self.put_expression(condition, context, true)?;
write!(self.out, ")")?;
}
}
_ => return Err(Error::Validation),
},
crate::Expression::Derivative { axis, expr } => {
let op = match axis {
crate::DerivativeAxis::X => "dfdx",