fix one copy op

devshgraphicsprogramming · devshgraphicsprogramming · commit 5be57c26e72f · 2026-05-01T13:56:01.000+02:00
diff --git a/include/nbl/asset/material_compiler3/CFrontendIR.h b/include/nbl/asset/material_compiler3/CFrontendIR.h
@@ -262,7 +262,11 @@ class CFrontendIR final : public CNodePool
 				}
 				inline CSpectralVariable(const CSpectralVariable& other)
 				{
-					std::uninitialized_copy_n(other.pWonky(),other.getKnotCount(),pWonky());
+					const auto* const src = other.pWonky();
+					auto* const dst = pWonky();
+					std::uninitialized_copy_n(src,1,dst);
+					const size_t count = other.getKnotCount();
+					std::uninitialized_copy_n(src->knots.params+1,count-1,dst->knots.params+1);
 				}
 
 				// encapsulation due to padding abuse

Original file line number	Diff line number	Diff line change
`@@ -262,7 +262,11 @@ class CFrontendIR final : public CNodePool`
`262`	`262`	`}`
`263`	`263`	`inline CSpectralVariable(const CSpectralVariable& other)`
`264`	`264`	`{`
`265`		`- std::uninitialized_copy_n(other.pWonky(),other.getKnotCount(),pWonky());`
	`265`	`+ const auto* const src = other.pWonky();`
	`266`	`+ auto* const dst = pWonky();`
	`267`	`+ std::uninitialized_copy_n(src,1,dst);`
	`268`	`+ const size_t count = other.getKnotCount();`
	`269`	`+ std::uninitialized_copy_n(src->knots.params+1,count-1,dst->knots.params+1);`
`266`	`270`	`}`
`267`	`271`
`268`	`272`	`// encapsulation due to padding abuse`