X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Fsyntax.h;h=3fb848d2ceb81a91fdc07ab19f0e072b0b71010c;hb=c0be4e4ae1a8b6ac31ff6b7080e2242c13d947ff;hp=a2630ef06b52111b407daa8dd8d1c73ea7583260;hpb=c1b0303f65ee966a973197cbdbf177c571478674;p=libs%2Fgl.git

diff --git a/source/glsl/syntax.h b/source/glsl/syntax.h
index a2630ef0..3fb848d2 100644
--- a/source/glsl/syntax.h
+++ b/source/glsl/syntax.h
@@ -6,8 +6,8 @@
 #include <string>
 #include <vector>
 #include <msp/core/refptr.h>
-#include "extension.h"
-#include "uniform.h"
+#include "features.h"
+#include "sourcemap.h"
 
 #pragma push_macro("interface")
 #undef interface
@@ -16,6 +16,30 @@ namespace Msp {
 namespace GL {
 namespace SL {
 
+struct Operator
+{
+	enum Type
+	{
+		NO_OPERATOR,
+		BINARY,
+		PREFIX,
+		POSTFIX
+	};
+
+	enum Associativity
+	{
+		LEFT_TO_RIGHT,
+		RIGHT_TO_LEFT
+	};
+
+	char token[4];
+	unsigned precedence;
+	Type type;
+	Associativity assoc;
+
+	static const Operator operators[];
+};
+
 struct NodeVisitor;
 
 struct Node
@@ -82,10 +106,13 @@ struct Block: Node
 {
 	NodeList<Statement> body;
 	bool use_braces;
+	bool anonymous;
 	std::map<std::string, StructDeclaration *> types;
 	std::map<std::string, VariableDeclaration *> variables;
+	Block *parent;
 
 	Block();
+	Block(const Block &);
 
 	virtual Block *clone() const { return new Block(*this); }
 	virtual void visit(NodeVisitor &);
@@ -118,6 +145,7 @@ struct VariableReference: Expression
 	VariableDeclaration *declaration;
 
 	VariableReference();
+	VariableReference(const VariableReference &);
 
 	virtual VariableReference *clone() const { return new VariableReference(*this); }
 	virtual void visit(NodeVisitor &);
@@ -129,6 +157,9 @@ struct MemberAccess: Expression
 	std::string member;
 	VariableDeclaration *declaration;
 
+	MemberAccess();
+	MemberAccess(const MemberAccess &);
+
 	virtual MemberAccess *clone() const { return new MemberAccess(*this); }
 	virtual void visit(NodeVisitor &);
 };
@@ -162,6 +193,7 @@ struct Assignment: BinaryExpression
 	VariableDeclaration *target_declaration;
 
 	Assignment();
+	Assignment(const Assignment &);
 
 	virtual Assignment *clone() const { return new Assignment(*this); }
 	virtual void visit(NodeVisitor &);
@@ -175,6 +207,7 @@ struct FunctionCall: Expression
 	NodeArray<Expression> arguments;
 
 	FunctionCall();
+	FunctionCall(const FunctionCall &);
 
 	virtual FunctionCall *clone() const { return new FunctionCall(*this); }
 	virtual void visit(NodeVisitor &);
@@ -257,6 +290,7 @@ struct VariableDeclaration: Statement
 	NodePtr<Layout> layout;
 
 	VariableDeclaration();
+	VariableDeclaration(const VariableDeclaration &);
 
 	virtual VariableDeclaration *clone() const { return new VariableDeclaration(*this); }
 	virtual void visit(NodeVisitor &);
@@ -336,80 +370,32 @@ struct Jump: Statement
 	virtual void visit(NodeVisitor &);
 };
 
-struct NodeVisitor
-{
-	virtual ~NodeVisitor() { }
-
-	virtual void visit(Block &) { }
-	virtual void visit(Literal &) { }
-	virtual void visit(ParenthesizedExpression &) { }
-	virtual void visit(VariableReference &) { }
-	virtual void visit(MemberAccess &) { }
-	virtual void visit(UnaryExpression &) { }
-	virtual void visit(BinaryExpression &) { }
-	virtual void visit(Assignment &);
-	virtual void visit(FunctionCall &) { }
-	virtual void visit(ExpressionStatement &) { }
-	virtual void visit(Import &) { }
-	virtual void visit(Precision &) { }
-	virtual void visit(Layout &) { }
-	virtual void visit(InterfaceLayout &) { }
-	virtual void visit(StructDeclaration &) { }
-	virtual void visit(VariableDeclaration &) { }
-	virtual void visit(InterfaceBlock &) { }
-	virtual void visit(FunctionDeclaration &) { }
-	virtual void visit(Conditional &) { }
-	virtual void visit(Iteration &) { }
-	virtual void visit(Passthrough &) { }
-	virtual void visit(Return &) { }
-	virtual void visit(Jump &) { }
-};
-
-struct TraversingVisitor: NodeVisitor
-{
-	using NodeVisitor::visit;
-	virtual void visit(Block &);
-	virtual void visit(ParenthesizedExpression &);
-	virtual void visit(MemberAccess &);
-	virtual void visit(UnaryExpression &);
-	virtual void visit(BinaryExpression &);
-	virtual void visit(FunctionCall &);
-	virtual void visit(ExpressionStatement &);
-	virtual void visit(InterfaceLayout &);
-	virtual void visit(StructDeclaration &);
-	virtual void visit(VariableDeclaration &);
-	virtual void visit(InterfaceBlock &);
-	virtual void visit(FunctionDeclaration &);
-	virtual void visit(Conditional &);
-	virtual void visit(Iteration &);
-	virtual void visit(Passthrough &);
-	virtual void visit(Return &);
-};
-
-enum StageType
-{
-	SHARED,
-	VERTEX,
-	GEOMETRY,
-	FRAGMENT
-};
-
 struct Stage
 {
-	StageType type;
+	enum Type
+	{
+		SHARED,
+		VERTEX,
+		GEOMETRY,
+		FRAGMENT
+	};
+
+	Type type;
 	Stage *previous;
 	Block content;
 	std::map<std::string, VariableDeclaration *> in_variables;
 	std::map<std::string, VariableDeclaration *> out_variables;
 	std::map<std::string, unsigned> locations;
-	Version required_version;
-	std::vector<const Extension *> required_extensions;
+	Features required_features;
+
+	Stage(Type);
 
-	Stage(StageType);
+	static const char *get_stage_name(Type);
 };
 
 struct Module
 {
+	SourceMap source_map;
 	Stage shared;
 	std::list<Stage> stages;