X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Fsyntax.h;h=2c832c149e2467ba346867eb453cc8850b7a11a6;hb=ed3bfcde8987c646157f5450a24c2f5368b3ec9a;hp=e7c642ba4abe0c9f4b2d8b91b065a85e499f0362;hpb=9ec831710f64a62ad5f2e896a55ae82a3519f29e;p=libs%2Fgl.git

diff --git a/source/glsl/syntax.h b/source/glsl/syntax.h
index e7c642ba..2c832c14 100644
--- a/source/glsl/syntax.h
+++ b/source/glsl/syntax.h
@@ -7,7 +7,9 @@
 #include <string>
 #include <vector>
 #include <msp/core/refptr.h>
+#include <msp/core/variant.h>
 #include "features.h"
+#include "glsl_error.h"
 #include "sourcemap.h"
 
 #pragma push_macro("interface")
@@ -30,7 +32,8 @@ struct Operator
 	enum Associativity
 	{
 		LEFT_TO_RIGHT,
-		RIGHT_TO_LEFT
+		RIGHT_TO_LEFT,
+		ASSOCIATIVE
 	};
 
 	char token[4];
@@ -39,6 +42,8 @@ struct Operator
 	Associativity assoc;
 
 	static const Operator operators[];
+
+	static const Operator &get_operator(const std::string &, Type);
 };
 
 enum
@@ -51,9 +56,11 @@ struct NodeVisitor;
 
 struct Node
 {
-protected:
-	Node() { }
-	Node(const Node &) { }
+	int source;
+	unsigned line;
+
+	Node(): source(GENERATED_SOURCE), line(1) { }
+	Node(const Node &n): source(n.source), line(n.line) { }
 private:
 	Node &operator=(const Node &);
 public:
@@ -95,18 +102,13 @@ template<typename T>
 class NodeArray: public NodeContainer<std::vector<RefPtr<T> > >
 { };
 
-struct StructDeclaration;
+struct TypeDeclaration;
 struct VariableDeclaration;
 struct InterfaceBlock;
 struct FunctionDeclaration;
 
 struct Statement: Node
 {
-	int source;
-	unsigned line;
-
-	Statement();
-
 	virtual Statement *clone() const = 0;
 };
 
@@ -127,12 +129,20 @@ struct Block: Node
 
 struct Expression: Node
 {
+	const Operator *oper;
+
+	TypeDeclaration *type;
+	bool lvalue;
+
+	Expression();
+
 	virtual Expression *clone() const = 0;
 };
 
 struct Literal: Expression
 {
 	std::string token;
+	Variant value;
 
 	virtual Literal *clone() const { return new Literal(*this); }
 	virtual void visit(NodeVisitor &);
@@ -188,11 +198,7 @@ struct MemberAccess: Expression
 
 struct UnaryExpression: Expression
 {
-	std::string oper;
 	NodePtr<Expression> expression;
-	bool prefix;
-
-	UnaryExpression();
 
 	virtual UnaryExpression *clone() const { return new UnaryExpression(*this); }
 	virtual void visit(NodeVisitor &);
@@ -201,9 +207,7 @@ struct UnaryExpression: Expression
 struct BinaryExpression: Expression
 {
 	NodePtr<Expression> left;
-	std::string oper;
 	NodePtr<Expression> right;
-	std::string after;
 
 	virtual BinaryExpression *clone() const { return new BinaryExpression(*this); }
 	virtual void visit(NodeVisitor &);
@@ -286,9 +290,66 @@ struct InterfaceLayout: Statement
 	virtual void visit(NodeVisitor &);
 };
 
-struct StructDeclaration: Statement
+struct TypeDeclaration: Statement
 {
 	std::string name;
+
+	virtual TypeDeclaration *clone() const = 0;
+};
+
+struct BasicTypeDeclaration: TypeDeclaration
+{
+	enum Kind
+	{
+		ALIAS,
+		VOID,
+		BOOL,
+		INT,
+		FLOAT,
+		VECTOR,
+		MATRIX,
+		ARRAY
+	};
+
+	Kind kind;
+	unsigned size;
+	std::string base;
+
+	TypeDeclaration *base_type;
+
+	BasicTypeDeclaration();
+	BasicTypeDeclaration(const BasicTypeDeclaration &);
+
+	virtual BasicTypeDeclaration *clone() const { return new BasicTypeDeclaration(*this); }
+	virtual void visit(NodeVisitor &);
+};
+
+struct ImageTypeDeclaration: TypeDeclaration
+{
+	enum Dimensions
+	{
+		ONE = 1,
+		TWO,
+		THREE,
+		CUBE
+	};
+
+	Dimensions dimensions;
+	bool array;
+	bool sampled;
+	bool shadow;
+	std::string base;
+
+	TypeDeclaration *base_type;
+
+	ImageTypeDeclaration();
+
+	virtual ImageTypeDeclaration *clone() const { return new ImageTypeDeclaration(*this); }
+	virtual void visit(NodeVisitor &);
+};
+
+struct StructDeclaration: TypeDeclaration
+{
 	Block members;
 
 	StructDeclaration();
@@ -311,7 +372,7 @@ struct VariableDeclaration: Statement
 	NodePtr<Expression> array_size;
 	NodePtr<Expression> init_expression;
 
-	StructDeclaration *type_declaration;
+	TypeDeclaration *type_declaration;
 	VariableDeclaration *linked_declaration;
 
 	VariableDeclaration();
@@ -348,6 +409,7 @@ struct FunctionDeclaration: Statement
 	Block body;
 
 	FunctionDeclaration *definition;
+	TypeDeclaration *return_type_declaration;
 
 	FunctionDeclaration();
 	FunctionDeclaration(const FunctionDeclaration &);
@@ -368,7 +430,7 @@ struct Conditional: Statement
 
 struct Iteration: Statement
 {
-	NodePtr<Node> init_statement;
+	NodePtr<Statement> init_statement;
 	NodePtr<Expression> condition;
 	NodePtr<Expression> loop_expression;
 	Block body;
@@ -414,11 +476,12 @@ struct Stage
 	Type type;
 	Stage *previous;
 	Block content;
-	std::map<std::string, StructDeclaration *> types;
+	std::map<std::string, TypeDeclaration *> types;
 	std::map<std::string, InterfaceBlock *> interface_blocks;
 	std::map<std::string, FunctionDeclaration *> functions;
 	std::map<std::string, unsigned> locations;
 	Features required_features;
+	std::vector<Diagnostic> diagnostics;
 
 	Stage(Type);