X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fprogramcompiler.h;h=8ae22901e89dcbfb19bf08fc2a25929aaddf9188;hb=74bd3813b9744550c9ac5980588e561835b616d9;hp=8681d3638a032cabd389879922fe7378c4a45a76;hpb=f1c6ef565577ac322693255d764eea1f2cab9e77;p=libs%2Fgl.git

diff --git a/source/programcompiler.h b/source/programcompiler.h
index 8681d363..8ae22901 100644
--- a/source/programcompiler.h
+++ b/source/programcompiler.h
@@ -38,6 +38,7 @@ private:
 
 		Formatter();
 
+		virtual void apply(ProgramSyntax::Stage &);
 		const std::string &get_result() const { return formatted; }
 		virtual void visit(ProgramSyntax::Block &);
 		virtual void visit(ProgramSyntax::Literal &);
@@ -116,14 +117,24 @@ private:
 		virtual void visit(ProgramSyntax::FunctionDeclaration &);
 	};
 
-	struct InterfaceGenerator: Visitor
+	struct BlockModifier: Visitor
+	{
+		bool remove_node;
+		std::list<ProgramSyntax::Node *> insert_nodes;
+
+		BlockModifier();
+
+		void flatten_block(ProgramSyntax::Block &);
+		void apply_and_increment(ProgramSyntax::Block &, std::list<ProgramSyntax::NodePtr<ProgramSyntax::Node> >::iterator &);
+		virtual void visit(ProgramSyntax::Block &);
+	};
+
+	struct InterfaceGenerator: BlockModifier
 	{
 		std::string in_prefix;
 		std::string out_prefix;
 		unsigned scope_level;
 		std::map<std::string, ProgramSyntax::VariableDeclaration *> iface_declarations;
-		bool remove_node;
-		std::list<ProgramSyntax::Node *> insert_nodes;
 
 		InterfaceGenerator();
 
@@ -161,12 +172,10 @@ private:
 		virtual void visit(ProgramSyntax::BinaryExpression &);
 	};
 
-	struct ConstantConditionEliminator: Visitor
+	struct ConstantConditionEliminator: BlockModifier
 	{
 		unsigned scope_level;
 		ExpressionEvaluator::ValueMap variable_values;
-		bool remove_node;
-		ProgramSyntax::Block *replacement_block;
 
 		ConstantConditionEliminator();
 
@@ -238,6 +247,22 @@ private:
 		virtual void visit(ProgramSyntax::VariableDeclaration &);
 	};
 
+	struct LegacyConverter: BlockModifier
+	{
+		Version target_version;
+		std::string type;
+		std::string frag_out_name;
+
+		LegacyConverter();
+		LegacyConverter(const Version &);
+
+		bool check_version(const Version &);
+		virtual void visit(ProgramSyntax::VariableReference &);
+		virtual void visit(ProgramSyntax::FunctionCall &);
+		virtual void visit(ProgramSyntax::VariableDeclaration &);
+		virtual void visit(ProgramSyntax::InterfaceBlock &);
+	};
+
 	Resources *resources;
 	ProgramParser parser;
 	ProgramSyntax::Module *module;