X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fglsl%2Ffinalize.h;h=6e96c65eaecb46c0b7d04aaae3027cb063d7bbdf;hp=79ba54b81b027c8b16743e0f1281b3e961611319;hb=HEAD;hpb=03b2ea5c9c611cfa5f02afb49ed7e05743e691b4

diff --git a/source/glsl/finalize.h b/source/glsl/finalize.h
index 79ba54b8..4fc2e1b0 100644
--- a/source/glsl/finalize.h
+++ b/source/glsl/finalize.h
@@ -43,6 +43,10 @@ private:
 	std::vector<VariableDeclaration *> unbound_textures;
 	std::vector<VariableDeclaration *> unbound_blocks;
 
+	/* Dirty hack to work around an issue where vertex attributes prevent the
+	flat qualifier from working on the same location. */
+	std::set<unsigned> used_vertex_attribs;
+
 public:
 	void apply(Module &, const Features &, bool = true);
 private:
@@ -56,6 +60,28 @@ private:
 	virtual void visit(FunctionDeclaration &) { }
 };
 
+/**
+Converts the output depth range to match expectations of the target API.
+*/
+class DepthRangeConverter: private TraversingVisitor
+{
+private:
+	bool assignment_target = false;
+	bool r_gl_pervertex = false;
+	bool r_gl_position = false;
+	bool r_position_z_assigned = false;
+
+public:
+	void apply(Stage &, const Features &);
+
+private:
+	virtual void visit(VariableReference &);
+	virtual void visit(MemberAccess &);
+	virtual void visit(Swizzle &);
+	virtual void visit(Assignment &);
+	virtual void visit(FunctionDeclaration &);
+};
+
 /** Generates default precision declarations or removes precision declarations
 according to the requirements of the target API. */
 class PrecisionConverter: private TraversingVisitor