Add Phong lighting (WIP)

include/Nazara/Shader/Ast/Enums.hpp

@@ -103,7 +103,9 @@ namespace Nz
 			Length = 3,
 			Max = 4,
 			Min = 5,
+			Normalize = 9,
 			Pow = 6,
+			Reflect = 8,
 			SampleTexture = 2,
 		};
 

include/Nazara/Shader/Ast/SanitizeVisitor.hpp

@@ -40,6 +40,7 @@ namespace Nz::ShaderAst
 				std::unordered_set<std::string> reservedIdentifiers;
 				std::unordered_map<std::size_t, ConstantValue> optionValues;
 				bool makeVariableNameUnique = false;
+				bool removeConstDeclaration = false;
 				bool reduceLoopsToWhile = false;
 				bool removeCompoundAssignments = false;
 				bool removeOptionDeclaration = false;