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-rw-r--r--ingen/DataAccess.hpp61
-rw-r--r--ingen/InstanceAccess.hpp49
-rw-r--r--ingen/Node.hpp4
3 files changed, 114 insertions, 0 deletions
diff --git a/ingen/DataAccess.hpp b/ingen/DataAccess.hpp
new file mode 100644
index 00000000..149daec9
--- /dev/null
+++ b/ingen/DataAccess.hpp
@@ -0,0 +1,61 @@
+/*
+ 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/>.
+*/
+
+#ifndef INGEN_ENGINE_DATAACCESS_HPP
+#define INGEN_ENGINE_DATAACCESS_HPP
+
+#include "ingen/LV2Features.hpp"
+#include "ingen/Store.hpp"
+#include "ingen/World.hpp"
+
+#include "lv2/lv2plug.in/ns/ext/data-access/data-access.h"
+
+namespace Ingen {
+
+struct DataAccess : public Ingen::LV2Features::Feature
+{
+ static void delete_feature(LV2_Feature* feature) {
+ free(feature->data);
+ delete feature;
+ }
+
+ const char* uri() const { return "http://lv2plug.in/ns/ext/data-access"; }
+
+ SPtr<LV2_Feature> feature(World* world, Node* node) {
+ Node* store_node = world->store()->get(node->path());
+ if (!store_node) {
+ return SPtr<LV2_Feature>();
+ }
+
+ LilvInstance* inst = store_node->instance();
+ if (!inst) {
+ return SPtr<LV2_Feature>();
+ }
+
+ const LV2_Descriptor* desc = lilv_instance_get_descriptor(inst);
+ LV2_Extension_Data_Feature* data = (LV2_Extension_Data_Feature*)
+ malloc(sizeof(LV2_Extension_Data_Feature));
+
+ data->data_access = desc->extension_data;
+
+ return SPtr<LV2_Feature>(
+ new LV2_Feature{ "http://lv2plug.in/ns/ext/data-access", data });
+ }
+};
+
+} // namespace Ingen
+
+#endif // INGEN_ENGINE_DATAACCESS_HPP
diff --git a/ingen/InstanceAccess.hpp b/ingen/InstanceAccess.hpp
new file mode 100644
index 00000000..443f5f55
--- /dev/null
+++ b/ingen/InstanceAccess.hpp
@@ -0,0 +1,49 @@
+/*
+ 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/>.
+*/
+
+#ifndef INGEN_ENGINE_INSTANCEACCESS_HPP
+#define INGEN_ENGINE_INSTANCEACCESS_HPP
+
+#include "ingen/LV2Features.hpp"
+#include "ingen/Store.hpp"
+#include "ingen/World.hpp"
+
+namespace Ingen {
+
+struct InstanceAccess : public Ingen::LV2Features::Feature
+{
+ const char* uri() const { return "http://lv2plug.in/ns/ext/instance-access"; }
+
+ SPtr<LV2_Feature> feature(World* world, Node* node) {
+ Node* store_node = world->store()->get(node->path());
+ if (!store_node) {
+ return SPtr<LV2_Feature>();
+ }
+
+ LilvInstance* instance = store_node->instance();
+ if (!instance) {
+ return SPtr<LV2_Feature>();
+ }
+
+ return SPtr<LV2_Feature>(
+ new LV2_Feature{ "http://lv2plug.in/ns/ext/instance-access",
+ lilv_instance_get_handle(instance) });
+ }
+};
+
+} // namespace Ingen
+
+#endif // INGEN_ENGINE_INSTANCEACCESS_HPP
diff --git a/ingen/Node.hpp b/ingen/Node.hpp
index 4c7c453a..fd001897 100644
--- a/ingen/Node.hpp
+++ b/ingen/Node.hpp
@@ -20,6 +20,7 @@
#include "ingen/Resource.hpp"
#include "ingen/ingen.h"
#include "ingen/types.hpp"
+#include "lilv/lilv.h"
#include "raul/Path.hpp"
namespace Raul {
@@ -66,6 +67,9 @@ public:
virtual Node* port(uint32_t index) const { return NULL; }
virtual const Resource* plugin() const { return NULL; }
+ // Plugin blocks only
+ virtual LilvInstance* instance() { return NULL; }
+
// All objects
virtual GraphType graph_type() const = 0;
virtual const Raul::Path& path() const = 0;