X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Fvalidate.h;h=e5b8ed4ebfa9397bea0220540b6f3719acf6a0b0;hb=041ba4b1acd55337239c5ce24cc310118c621206;hp=f784ea45e9c4d05413f5d59aa34b6ed8155e7b0b;hpb=1f09306906fbf57c05dccb27189264706cc64cfa;p=libs%2Fgl.git

diff --git a/source/glsl/validate.h b/source/glsl/validate.h
index f784ea45..e5b8ed4e 100644
--- a/source/glsl/validate.h
+++ b/source/glsl/validate.h
@@ -17,8 +17,25 @@ protected:
 
 	Validator();
 
-	void diagnose(Statement *, Diagnostic::Severity, const std::string &);
-	void error(Statement *s, const std::string &m) { diagnose(s, Diagnostic::ERR, m); }
+	void diagnose(Node &, Diagnostic::Severity, const std::string &);
+	void error(Node &n, const std::string &m) { diagnose(n, Diagnostic::ERR, m); }
+};
+
+class TypeValidator: private Validator
+{
+private:
+	bool in_struct;
+
+public:
+	TypeValidator();
+
+	void apply(Stage &s) { stage = &s; s.content.visit(*this); }
+
+private:
+	virtual void visit(BasicTypeDeclaration &);
+	virtual void visit(ImageTypeDeclaration &);
+	virtual void visit(StructDeclaration &);
+	virtual void visit(VariableDeclaration &);
 };
 
 class DeclarationValidator: private Validator
@@ -27,6 +44,7 @@ private:
 	typedef std::map<std::string, Statement *> BlockDeclarationMap;
 
 	std::map<Block *, BlockDeclarationMap> declarations;
+	std::map<std::string, InterfaceBlock *> interface_blocks;
 	bool anonymous_block;
 
 public:
@@ -35,14 +53,47 @@ public:
 	void apply(Stage &s) { stage = &s; s.content.visit(*this); }
 
 private:
+	void multiple_definition(const std::string &, Statement &, Statement &);
 	Statement *find_definition(const std::string &);
 	void check_definition(const std::string &, Statement &);
+	void record_definition(const std::string &, Statement &);
 
+	virtual void visit(TypeDeclaration &);
+	virtual void visit(BasicTypeDeclaration &t) { visit(static_cast<TypeDeclaration &>(t)); }
+	virtual void visit(ImageTypeDeclaration &t) { visit(static_cast<TypeDeclaration &>(t)); }
+	virtual void visit(StructDeclaration &);
 	virtual void visit(VariableDeclaration &);
 	virtual void visit(InterfaceBlock &);
 	virtual void visit(FunctionDeclaration &);
 };
 
+class ReferenceValidator: private Validator
+{
+public:
+	void apply(Stage &s) { stage = &s; s.content.visit(*this); }
+
+private:
+	virtual void visit(BasicTypeDeclaration &);
+	virtual void visit(ImageTypeDeclaration &);
+	virtual void visit(VariableReference &);
+	virtual void visit(InterfaceBlockReference &);
+	virtual void visit(VariableDeclaration &);
+	virtual void visit(InterfaceBlock &);
+	virtual void visit(FunctionDeclaration &);
+};
+
+class ExpressionValidator: private Validator
+{
+public:
+	void apply(Stage &s) { stage = &s; s.content.visit(*this); }
+
+private:
+	virtual void visit(UnaryExpression &);
+	virtual void visit(BinaryExpression &);
+	virtual void visit(Assignment &);
+	virtual void visit(VariableDeclaration &);
+};
+
 } // namespace SL
 } // namespace GL
 } // namespace Msp