Hack to work around an issue with the flat interpolation qualifier

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

diff --git a/source/glsl/finalize.h b/source/glsl/finalize.h
index 6e96c65eaecb46c0b7d04aaae3027cb063d7bbdf..4fc2e1b00c42806768e0aca28b9166eb2284939b 100644 (file)
--- 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:
@@ -61,10 +65,20 @@ 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 &);
 };