Store functions definitions in Stage

[libs/gl.git] / source / glsl / visitor.h

diff --git a/source/glsl/visitor.h b/source/glsl/visitor.h
index a26e785c741e3b97e643d78f6353742feca04dd2..83b310f62ebadbcef621a9b8d1aa65eb571e59c1 100644 (file)
--- a/source/glsl/visitor.h
+++ b/source/glsl/visitor.h
@@ -9,6 +9,7 @@ namespace Msp {
 namespace GL {
 namespace SL {
 
+/** Base class for all node visitors. */
 class NodeVisitor
 {
 protected:
@@ -42,6 +43,7 @@ public:
        virtual void visit(Jump &) { }
 };
 
+/** An intermediate base visitor class which traverses the syntax tree. */
 class TraversingVisitor: public NodeVisitor
 {
 protected:
@@ -69,6 +71,7 @@ public:
        virtual void visit(Return &);
 };
 
+/** Gathers nodes of a particular type from the syntax tree. */
 template<typename T>
 class NodeGatherer: private TraversingVisitor
 {
@@ -82,6 +85,7 @@ private:
        virtual void visit(T &n) { nodes.push_back(&n); }
 };
 
+/** Removes a set of nodes from the syntax tree. */
 class NodeRemover: private TraversingVisitor
 {
 private:
@@ -102,6 +106,7 @@ private:
        virtual void visit(StructDeclaration &);
        virtual void visit(VariableDeclaration &);
        virtual void visit(InterfaceBlock &);
+       virtual void visit(FunctionDeclaration &);
        virtual void visit(Iteration &);
 };