X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Fcompatibility.h;h=59e21c35a3644a78451f85b1100bc47b107a9547;hb=73bef37da97b6da0b99227f63235cb52c4e56c44;hp=f33768767b0b0909614e9c8181cf26a32cf66487;hpb=696a97bd7411d69953c1a9e4b5f3dfb4c1d848f1;p=libs%2Fgl.git

diff --git a/source/glsl/compatibility.h b/source/glsl/compatibility.h
index f3376876..59e21c35 100644
--- a/source/glsl/compatibility.h
+++ b/source/glsl/compatibility.h
@@ -8,32 +8,40 @@ namespace Msp {
 namespace GL {
 namespace SL {
 
-class DefaultPrecisionGenerator: public BlockModifier
+class DefaultPrecisionGenerator: private BlockModifier
 {
 private:
+	Stage::Type stage_type;
 	bool toplevel;
 	std::set<std::string> have_default;
 
 public:
 	DefaultPrecisionGenerator();
 
-	using StageVisitor::visit;
+	void apply(Stage &);
+
+private:
 	virtual void visit(Block &);
 	virtual void visit(Precision &);
 	virtual void visit(VariableDeclaration &);
+	using BlockModifier::visit;
 };
 
-class PrecisionRemover: public BlockModifier
+class PrecisionRemover: private BlockModifier
 {
 public:
-	using StageVisitor::visit;
+	void apply(Stage &s) { visit(s.content); }
+
+private:
 	virtual void visit(Precision &);
 	virtual void visit(VariableDeclaration &);
+	using BlockModifier::visit;
 };
 
-class LegacyConverter: public BlockModifier
+class LegacyConverter: private BlockModifier
 {
 private:
+	Stage *stage;
 	GLApi target_api;
 	Version target_version;
 	std::string type;
@@ -41,12 +49,12 @@ private:
 
 public:
 	LegacyConverter();
-	LegacyConverter(const Version &);
+
+	virtual void apply(Stage &);
 
 private:
 	bool check_version(const Version &) const;
 	bool check_extension(const Extension &) const;
-	using StageVisitor::visit;
 	bool supports_unified_interface_syntax() const;
 	virtual void visit(VariableReference &);
 	virtual void visit(Assignment &);
@@ -58,6 +66,7 @@ private:
 	virtual void visit(VariableDeclaration &);
 	bool supports_interface_blocks(const std::string &) const;
 	virtual void visit(InterfaceBlock &);
+	using BlockModifier::visit;
 };
 
 } // namespace SL