X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fglsl%2Ffinalize.cpp;h=f005d87dcbf82749e33eb1ba8c55fdbece642b76;hb=d03f6d46d0646c53ec3dcd00ddfd6c718ad18720;hp=e444974ae9fbe26cc4e0168e063cd4b8177f8416;hpb=e6077f9f25b794c174e1017c2c0763e77a6fddda;p=libs%2Fgl.git

diff --git a/source/glsl/finalize.cpp b/source/glsl/finalize.cpp
index e444974a..f005d87d 100644
--- a/source/glsl/finalize.cpp
+++ b/source/glsl/finalize.cpp
@@ -12,10 +12,6 @@ namespace Msp {
 namespace GL {
 namespace SL {
 
-StructOrganizer::StructOrganizer():
-	offset(-1)
-{ }
-
 void StructOrganizer::visit(StructDeclaration &strct)
 {
 	SetForScope<int> set_offset(offset, 0);
@@ -238,10 +234,6 @@ void LocationAllocator::visit(InterfaceBlock &iface)
 }
 
 
-PrecisionConverter::PrecisionConverter():
-	stage(0)
-{ }
-
 void PrecisionConverter::apply(Stage &s)
 {
 	stage = &s;
@@ -308,10 +300,6 @@ void PrecisionConverter::visit(VariableDeclaration &var)
 }
 
 
-LegacyConverter::LegacyConverter():
-	frag_out(0)
-{ }
-
 void LegacyConverter::apply(Stage &s, const Features &feat)
 {
 	stage = &s;
@@ -348,6 +336,15 @@ void LegacyConverter::visit(Block &block)
 	}
 }
 
+void LegacyConverter::visit(RefPtr<Expression> &expr)
+{
+	r_replaced_reference = 0;
+	expr->visit(*this);
+	if(r_replaced_reference)
+		expr = r_replaced_reference;
+	r_replaced_reference = 0;
+}
+
 bool LegacyConverter::check_version(const Version &feature_version) const
 {
 	if(features.glsl_version<feature_version)
@@ -398,6 +395,23 @@ void LegacyConverter::visit(VariableReference &var)
 	}
 }
 
+void LegacyConverter::visit(InterfaceBlockReference &iface)
+{
+	r_flattened_interface = nodes_to_remove.count(iface.declaration);
+}
+
+void LegacyConverter::visit(MemberAccess &memacc)
+{
+	r_flattened_interface = false;
+	visit(memacc.left);
+	if(r_flattened_interface)
+	{
+		VariableReference *var = new VariableReference;
+		var->name = memacc.member;
+		r_replaced_reference = var;
+	}
+}
+
 void LegacyConverter::visit(Assignment &assign)
 {
 	TraversingVisitor::visit(assign);
@@ -586,6 +600,10 @@ void LegacyConverter::visit(VariableDeclaration &var)
 		}
 	}
 
+	if(var.name=="gl_ClipDistance")
+		if(const Literal *literal_size = dynamic_cast<const Literal *>(var.array_size.get()))
+			stage->n_clip_distances = literal_size->value.value<int>();
+
 	TraversingVisitor::visit(var);
 }
 
@@ -643,6 +661,9 @@ void LegacyConverter::visit(InterfaceBlock &iface)
 			unsupported("ARB_uniform_buffer_object required for interface block instances");
 		else if(iface.struct_declaration)
 		{
+			for(const RefPtr<Statement> &s: iface.struct_declaration->members.body)
+				if(VariableDeclaration *var = dynamic_cast<VariableDeclaration *>(s.get()))
+					var->interface = iface.interface;
 			stage->content.body.splice(uniform_insert_point, iface.struct_declaration->members.body);
 			nodes_to_remove.insert(&iface);
 			nodes_to_remove.insert(iface.struct_declaration);