From f52b4de3b29ee27213b7d60fb620a0d5d50b49f9 Mon Sep 17 00:00:00 2001 From: Yong He Date: Tue, 29 Nov 2022 18:17:33 -0800 Subject: Allow `no_diff` modifier on parameters (#2538) --- source/slang/slang-check-expr.cpp | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'source/slang/slang-check-expr.cpp') diff --git a/source/slang/slang-check-expr.cpp b/source/slang/slang-check-expr.cpp index 1f0e1a2dc..4b2d490b7 100644 --- a/source/slang/slang-check-expr.cpp +++ b/source/slang/slang-check-expr.cpp @@ -2051,6 +2051,12 @@ namespace Slang Type* SemanticsVisitor::getDifferentialPairType(Type* primalType) { + if (auto modifiedType = as(primalType)) + { + if (modifiedType->findModifier()) + return modifiedType->base; + } + // Get a reference to the builtin 'IDifferentiable' interface auto differentiableInterface = m_astBuilder->getDifferentiableInterface(); @@ -3386,6 +3392,10 @@ namespace Slang // TODO: validate that `type` is either `float` or a vector of `float`s return m_astBuilder->getSNormModifierVal(); } + else if (auto noDiffModifier = as(modifier)) + { + return m_astBuilder->getNoDiffModifierVal(); + } else { // TODO: more complete error message here -- cgit v1.2.3