Shader: Implement const if and const values

2021-07-07 21:38:23 +02:00
parent d679eccb43
commit 1f6937ab1b
28 changed files with 315 additions and 60 deletions
--- a/src/Nazara/Shader/Ast/AstOptimizer.cpp
+++ b/src/Nazara/Shader/Ast/AstOptimizer.cpp
@@ -844,7 +844,10 @@ namespace Nz::ShaderAst
 		if (!m_options.constantQueryCallback)
 			return AstCloner::Clone(node);

-		return ShaderBuilder::Constant(m_options.constantQueryCallback(node.constantId));
+		auto constant = ShaderBuilder::Constant(m_options.constantQueryCallback(node.constantId));
+		constant->cachedExpressionType = GetExpressionType(constant->value);
+
+		return constant;
 	}

 	ExpressionPtr AstOptimizer::Clone(UnaryExpression& node)