1 files changed, 83 insertions, 0 deletions
diff --git a/src/LV2Features.cpp b/src/LV2Features.cpp
new file mode 100644
index 00000000..356df42c
--- /dev/null
+++ b/src/LV2Features.cpp
@@ -0,0 +1,83 @@
+/*
+  This file is part of Ingen.
+  Copyright 2007-2015 David Robillard <http://drobilla.net/>
+
+  Ingen is free software: you can redistribute it and/or modify it under the
+  terms of the GNU Affero General Public License as published by the Free
+  Software Foundation, either version 3 of the License, or any later version.
+
+  Ingen is distributed in the hope that it will be useful, but WITHOUT ANY
+  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
+  A PARTICULAR PURPOSE.  See the GNU Affero General Public License for details.
+
+  You should have received a copy of the GNU Affero General Public License
+  along with Ingen.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include <cstdlib>
+
+#include "ingen/LV2Features.hpp"
+
+namespace Ingen {
+
+void
+LV2Features::Feature::free_feature(LV2_Feature* feature)
+{
+	free(feature->data);
+	free(feature);
+}
+
+LV2Features::LV2Features()
+{
+}
+
+void
+LV2Features::add_feature(SPtr<Feature> feature)
+{
+	_features.push_back(feature);
+}
+
+LV2Features::FeatureArray::FeatureArray(FeatureVector& features)
+	: _features(features)
+{
+	_array = (LV2_Feature**)malloc(sizeof(LV2_Feature*) * (features.size() + 1));
+	_array[features.size()] = nullptr;
+	for (size_t i = 0; i < features.size(); ++i) {
+		_array[i] = features[i].get();
+	}
+}
+
+LV2Features::FeatureArray::~FeatureArray()
+{
+	free(_array);
+}
+
+bool
+LV2Features::is_supported(const std::string& uri) const
+{
+	if (uri == "http://lv2plug.in/ns/lv2core#isLive") {
+		return true;
+	}
+
+	for (const auto& f : _features) {
+		if (f->uri() == uri) {
+			return true;
+		}
+	}
+	return false;
+}
+
+SPtr<LV2Features::FeatureArray>
+LV2Features::lv2_features(World* world, Node* node) const
+{
+	FeatureArray::FeatureVector vec;
+	for (const auto& f : _features) {
+		SPtr<LV2_Feature> fptr = f->feature(world, node);
+		if (fptr) {
+			vec.push_back(fptr);
+		}
+	}
+	return SPtr<FeatureArray>(new FeatureArray(vec));
+}
+
+} // namespace Ingen