X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fprogramcompiler.h;h=8c4f54537c7bc0da9f70ce9a744acf154157bb5d;hp=daf2a5db7904988f9e782e300b25e88ebcc47835;hb=8468279a03d906f79fb6158162c7970d4d7fff60;hpb=a5772e203cc30ce3b449614d03a293fd5b5985ad

diff --git a/source/programcompiler.h b/source/programcompiler.h
index daf2a5db..8c4f5453 100644
--- a/source/programcompiler.h
+++ b/source/programcompiler.h
@@ -26,6 +26,19 @@ private:
 		void get_result() const { }
 	};
 
+	struct BlockModifier: Visitor
+	{
+		bool remove_node;
+		std::vector<RefPtr<ProgramSyntax::Statement> > insert_nodes;
+
+		BlockModifier();
+
+		void flatten_block(ProgramSyntax::Block &);
+		void apply_and_increment(ProgramSyntax::Block &, ProgramSyntax::NodeList<ProgramSyntax::Statement>::iterator &);
+		using Visitor::visit;
+		virtual void visit(ProgramSyntax::Block &);
+	};
+
 	struct Formatter: Visitor
 	{
 		typedef std::string ResultType;
@@ -68,21 +81,20 @@ private:
 	template<typename T>
 	struct NodeGatherer: Visitor
 	{
-		typedef std::list<T *> ResultType;
+		typedef std::vector<T *> ResultType;
 
-		std::list<T *> nodes;
+		std::vector<T *> nodes;
 
 		const ResultType &get_result() const { return nodes; }
 		using Visitor::visit;
 		virtual void visit(T &n) { nodes.push_back(&n); }
 	};
 
-	struct DeclarationCombiner: Visitor
+	struct DeclarationCombiner: BlockModifier
 	{
 		bool toplevel;
 		std::map<std::string, std::vector<ProgramSyntax::FunctionDeclaration *> > functions;
 		std::map<std::string, ProgramSyntax::VariableDeclaration *> variables;
-		bool remove_node;
 
 		DeclarationCombiner();
 
@@ -125,19 +137,6 @@ private:
 		virtual void visit(ProgramSyntax::FunctionDeclaration &);
 	};
 
-	struct BlockModifier: Visitor
-	{
-		bool remove_node;
-		std::list<RefPtr<ProgramSyntax::Node> > insert_nodes;
-
-		BlockModifier();
-
-		void flatten_block(ProgramSyntax::Block &);
-		void apply_and_increment(ProgramSyntax::Block &, std::list<RefPtr<ProgramSyntax::Node> >::iterator &);
-		using Visitor::visit;
-		virtual void visit(ProgramSyntax::Block &);
-	};
-
 	struct InterfaceGenerator: BlockModifier
 	{
 		std::string in_prefix;
@@ -159,13 +158,6 @@ private:
 		virtual void visit(ProgramSyntax::Passthrough &);
 	};
 
-	struct VariableRenamer: Visitor
-	{
-		using Visitor::visit;
-		virtual void visit(ProgramSyntax::VariableReference &);
-		virtual void visit(ProgramSyntax::VariableDeclaration &);
-	};
-
 	struct DeclarationReorderer: Visitor
 	{
 		enum DeclarationKind
@@ -177,17 +169,21 @@ private:
 			FUNCTION
 		};
 
+		unsigned scope_level;
 		DeclarationKind kind;
+		std::set<ProgramSyntax::Node *> ordered_funcs;
+		std::set<ProgramSyntax::Node *> needed_funcs;
 
 		DeclarationReorderer();
 
 		using Visitor::visit;
 		virtual void visit(ProgramSyntax::Block &);
+		virtual void visit(ProgramSyntax::FunctionCall &);
 		virtual void visit(ProgramSyntax::InterfaceLayout &) { kind = LAYOUT; }
 		virtual void visit(ProgramSyntax::StructDeclaration &) { kind = STRUCT; }
-		virtual void visit(ProgramSyntax::VariableDeclaration &) { kind = VARIABLE; }
+		virtual void visit(ProgramSyntax::VariableDeclaration &);
 		virtual void visit(ProgramSyntax::InterfaceBlock &) { kind = VARIABLE; }
-		virtual void visit(ProgramSyntax::FunctionDeclaration &) { kind = FUNCTION; }
+		virtual void visit(ProgramSyntax::FunctionDeclaration &);
 	};
 
 	struct InlineableFunctionLocator: Visitor
@@ -220,7 +216,9 @@ private:
 		virtual void visit(ProgramSyntax::Block &);
 		virtual void visit(ProgramSyntax::UnaryExpression &);
 		virtual void visit(ProgramSyntax::BinaryExpression &);
+		virtual void visit(ProgramSyntax::MemberAccess &);
 		virtual void visit(ProgramSyntax::FunctionCall &);
+		virtual void visit(ProgramSyntax::VariableDeclaration &);
 		virtual void visit(ProgramSyntax::Return &);
 	};
 
@@ -246,12 +244,14 @@ private:
 	struct ConstantConditionEliminator: BlockModifier
 	{
 		unsigned scope_level;
+		bool record_only;
 		ExpressionEvaluator::ValueMap variable_values;
 
 		ConstantConditionEliminator();
 
 		using Visitor::visit;
 		virtual void visit(ProgramSyntax::Block &);
+		virtual void visit(ProgramSyntax::UnaryExpression &);
 		virtual void visit(ProgramSyntax::Assignment &);
 		virtual void visit(ProgramSyntax::VariableDeclaration &);
 		virtual void visit(ProgramSyntax::Conditional &);
@@ -279,6 +279,7 @@ private:
 		std::vector<BlockVariableMap> variables;
 		ProgramSyntax::Assignment *assignment;
 		bool assignment_target;
+		bool assign_to_subscript;
 		bool global_scope;
 
 		UnusedVariableLocator();
@@ -325,6 +326,7 @@ private:
 		using Visitor::visit;
 		virtual void visit(ProgramSyntax::Block &);
 		virtual void visit(ProgramSyntax::VariableDeclaration &);
+		virtual void visit(ProgramSyntax::Iteration &);
 	};
 
 	struct PrecisionRemover: BlockModifier
@@ -358,6 +360,7 @@ private:
 		LegacyConverter(const Version &);
 
 		bool check_version(const Version &) const;
+		bool check_extension(const Extension &) const;
 		using Visitor::visit;
 		bool supports_unified_interface_syntax() const;
 		virtual void visit(ProgramSyntax::VariableReference &);
@@ -365,26 +368,32 @@ private:
 		bool supports_unified_sampling_functions() const;
 		virtual void visit(ProgramSyntax::FunctionCall &);
 		bool supports_interface_layouts() const;
+		bool supports_centroid_sampling() const;
+		bool supports_sample_sampling() const;
 		virtual void visit(ProgramSyntax::VariableDeclaration &);
 		bool supports_interface_blocks(const std::string &) const;
 		virtual void visit(ProgramSyntax::InterfaceBlock &);
 	};
 
 	Resources *resources;
-	ProgramParser parser;
 	ProgramSyntax::Module *module;
+	std::set<std::string> imported_names;
 
 public:
 	ProgramCompiler();
+	~ProgramCompiler();
 
-	void compile(const std::string &);
-	void compile(IO::Base &, Resources * = 0);
+	void compile(const std::string &, const std::string & = "<string>");
+	void compile(IO::Base &, Resources * = 0, const std::string & = "<file>");
+	void compile(IO::Base &, const std::string &);
 	void add_shaders(Program &);
 
 private:
 	static ProgramSyntax::Module *create_builtins_module();
 	static ProgramSyntax::Module &get_builtins_module();
 	static ProgramSyntax::Stage *get_builtins(ProgramSyntax::StageType);
+	void append_module(ProgramSyntax::Module &);
+	void append_stage(ProgramSyntax::Stage &);
 	void process();
 	void import(const std::string &);
 	void generate(ProgramSyntax::Stage &);