X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=blobdiff_plain;f=source%2Fglsl%2Freflect.h;h=7c4d26c47fe6714321d2d50588e877053c3bcb5b;hp=6c00bca8de3d7f5f8dc3372dfd45cc8937b0568f;hb=76cc18518fc8b0b4fa11fda153e7d9b3899ed112;hpb=3f245515062d10e4d527827e5126fe412de06ce0

diff --git a/source/glsl/reflect.h b/source/glsl/reflect.h
index 6c00bca8..7c4d26c4 100644
--- a/source/glsl/reflect.h
+++ b/source/glsl/reflect.h
@@ -16,16 +16,14 @@ bool can_convert(const BasicTypeDeclaration &, const BasicTypeDeclaration &);
 class TypeComparer: private NodeVisitor
 {
 private:
-	Node *first;
-	Node *second;
-	unsigned first_tag;
-	bool r_result;
+	Node *first = 0;
+	Node *second = 0;
+	unsigned first_tag = 0;
+	bool r_result = false;
 
 	static unsigned next_tag;
 
 public:
-	TypeComparer();
-
 	bool apply(TypeDeclaration &t1, TypeDeclaration &t2) { compare(t1, t2); return r_result; }
 
 private:
@@ -47,11 +45,9 @@ private:
 class LocationCounter: private NodeVisitor
 {
 private:
-	unsigned r_count;
+	unsigned r_count = 0;
 
 public:
-	LocationCounter();
-
 	unsigned apply(VariableDeclaration &v) { v.visit(*this); return r_count; }
 
 private:
@@ -74,9 +70,9 @@ public:
 		Result(unsigned s, unsigned a): size(s), alignment(a), stride(s+a-1-(s+a-1)%a) { }
 	};
 private:
-	unsigned r_size;
-	unsigned r_alignment;
-	int r_offset;
+	unsigned r_size = 0;
+	unsigned r_alignment = 1;
+	int r_offset = -1;
 
 public:
 	Result apply(VariableDeclaration &v) { v.visit(*this); return Result(r_size, r_alignment); }
@@ -108,6 +104,23 @@ private:
 	virtual void visit(FunctionDeclaration &);
 };
 
+class AssignmentCollector: private TraversingVisitor
+{
+private:
+	bool assignment_target = false;
+	std::set<Node *> assigned_variables;
+
+public:
+	std::set<Node *> apply(Node &);
+
+private:
+	virtual void visit(VariableReference &);
+	virtual void visit(InterfaceBlockReference &);
+	virtual void visit(UnaryExpression &);
+	virtual void visit(BinaryExpression &);
+	virtual void visit(Assignment &);
+};
+
 } // namespace SL
 } // namespace GL
 } // namespace Msp