X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fglsl%2Fvisitor.h;h=622a4834910d9d1f1a1f8e74db8c06af6c29a506;hp=6fe1868ca8221a4619fc30cb889524b68f7b9f9e;hb=38712d8ecc57d043a2419ffbaeeb57f7a6586f14;hpb=4c805f55d89919d6971d600102ab4d6d65d56dc3

diff --git a/source/glsl/visitor.h b/source/glsl/visitor.h
index 6fe1868c..622a4834 100644
--- a/source/glsl/visitor.h
+++ b/source/glsl/visitor.h
@@ -13,19 +13,20 @@ namespace SL {
 class NodeVisitor
 {
 protected:
-	NodeVisitor() { }
+	NodeVisitor() = default;
 public:
-	virtual ~NodeVisitor() { }
+	virtual ~NodeVisitor() = default;
 
 	virtual void visit(Block &) { }
 	virtual void visit(Literal &) { }
-	virtual void visit(ParenthesizedExpression &) { }
 	virtual void visit(VariableReference &) { }
 	virtual void visit(InterfaceBlockReference &) { }
 	virtual void visit(MemberAccess &) { }
+	virtual void visit(Swizzle &) { }
 	virtual void visit(UnaryExpression &) { }
 	virtual void visit(BinaryExpression &) { }
 	virtual void visit(Assignment &) { }
+	virtual void visit(TernaryExpression &) { }
 	virtual void visit(FunctionCall &) { }
 	virtual void visit(ExpressionStatement &) { }
 	virtual void visit(Import &) { }
@@ -49,18 +50,20 @@ public:
 class TraversingVisitor: public NodeVisitor
 {
 protected:
-	Block *current_block;
+	Block *current_block = 0;
 
-	TraversingVisitor(): current_block(0) { }
+	TraversingVisitor() = default;
 
 public:
 	virtual void enter(Block &) { }
 	virtual void visit(Block &);
-	virtual void visit(ParenthesizedExpression &);
+	virtual void visit(RefPtr<Expression> &);
 	virtual void visit(MemberAccess &);
+	virtual void visit(Swizzle &);
 	virtual void visit(UnaryExpression &);
 	virtual void visit(BinaryExpression &);
 	virtual void visit(Assignment &);
+	virtual void visit(TernaryExpression &);
 	virtual void visit(FunctionCall &);
 	virtual void visit(ExpressionStatement &);
 	virtual void visit(InterfaceLayout &);
@@ -74,31 +77,15 @@ public:
 	virtual void visit(Return &);
 };
 
-/** Gathers nodes of a particular type from the syntax tree. */
-template<typename T>
-class NodeGatherer: private TraversingVisitor
-{
-private:
-	std::vector<T *> nodes;
-
-public:
-	const std::vector<T *> &apply(Stage &s) { s.content.visit(*this); return nodes; }
-
-private:
-	virtual void visit(T &n) { nodes.push_back(&n); }
-};
-
 /** Removes a set of nodes from the syntax tree. */
 class NodeRemover: private TraversingVisitor
 {
 private:
-	Stage *stage;
-	const std::set<Node *> *to_remove;
-	bool recursive_remove;
+	Stage *stage = 0;
+	const std::set<Node *> *to_remove = 0;
+	bool recursive_remove = false;
 
 public:
-	NodeRemover();
-
 	void apply(Stage &, const std::set<Node *> &);
 
 private:
@@ -121,12 +108,10 @@ on the same hierarchly level as the target node are reordered. */
 class NodeReorderer: private TraversingVisitor
 {
 private:
-	Node *reorder_before;
-	const std::set<Node *> *to_reorder;
+	Node *reorder_before = 0;
+	const std::set<Node *> *to_reorder = 0;
 
 public:
-	NodeReorderer();
-
 	void apply(Stage &, Node &, const std::set<Node *> &);
 
 private: