init

TEMPLATE/src/YOURPLUGIN.cpp

@@ -0,0 +1,145 @@
+#include <cstddef>
+#include <lv2.h>
+
+class YOURPLUGIN
+{
+private:
+
+    // PORTS
+    float* audio_in_l_ptr;
+    float* audio_in_r_ptr;
+    float* audio_out_l_ptr;
+    float* audio_out_r_ptr;
+    float* example_ptr;
+
+
+    double samplerate;
+
+public:
+    explicit YOURPLUGIN(double samplerate);
+    ~YOURPLUGIN();
+
+    void connectPort(const uint32_t port, void* data_location);
+    void activate();
+    void run(const uint32_t sample_count);
+    void deactivate();
+};
+
+
+YOURPLUGIN::YOURPLUGIN(double samplerate_):
+audio_in_l_ptr(nullptr),
+audio_in_r_ptr(nullptr),
+audio_out_l_ptr(nullptr),
+audio_out_r_ptr(nullptr),
+example_ptr(nullptr),
+samplerate(samplerate_)
+{
+}
+
+YOURPLUGIN::~YOURPLUGIN()
+{
+
+}
+
+void YOURPLUGIN::connectPort(const uint32_t port, void* data_location)
+{
+    switch(port)
+    {
+        case 0:
+            audio_in_l_ptr = (float*) data_location;
+            break;
+
+        case 1:
+            audio_in_r_ptr = (float*) data_location;
+            break;
+
+        case 2:
+            audio_out_l_ptr = (float*) data_location;
+            break;
+
+        case 3:
+            audio_out_r_ptr = (float*) data_location;
+            break;
+
+        case 4:
+            example_ptr = (float*) data_location;
+            break;
+
+        default:
+            break;
+    }
+}
+
+void YOURPLUGIN::activate()
+{
+}
+
+void YOURPLUGIN::deactivate()
+{
+}
+
+void YOURPLUGIN::run(const uint32_t sample_count)
+{
+}
+
+/* internal core methods */
+static LV2_Handle instantiate (const struct LV2_Descriptor *descriptor, double sample_rate, const char *bundle_path, const LV2_Feature *const *features)
+{
+    YOURPLUGIN* m = new YOURPLUGIN(sample_rate);
+    return m;
+}
+
+static void connect_port (LV2_Handle instance, uint32_t port, void *data_location)
+{
+    YOURPLUGIN* m = (YOURPLUGIN*) instance;
+    if (m)  m->connectPort(port, data_location);
+}
+
+static void activate (LV2_Handle instance)
+{
+    YOURPLUGIN* m = (YOURPLUGIN*) instance;
+    if (m) m->activate();
+}
+
+static void run (LV2_Handle instance, uint32_t sample_count)
+{
+    YOURPLUGIN* m = (YOURPLUGIN*) instance;
+    if (m) m->run(sample_count);
+}
+
+static void deactivate (LV2_Handle instance)
+{
+    YOURPLUGIN* m = (YOURPLUGIN*) instance;
+    if (m) m->deactivate();
+}
+
+static void cleanup (LV2_Handle instance)
+{
+    YOURPLUGIN* m = (YOURPLUGIN*) instance;
+    if (m) delete m;
+}
+
+static const void* extension_data (const char *uri)
+{
+    return NULL;
+}
+
+/* descriptor */
+static LV2_Descriptor const descriptor =
+{
+    "YOURURL",
+    instantiate,
+    connect_port,
+    activate /* or NULL */,
+    run,
+    deactivate /* or NULL */,
+    cleanup,
+    extension_data /* or NULL */
+};
+
+/* interface */
+LV2_SYMBOL_EXPORT const LV2_Descriptor* lv2_descriptor (uint32_t index)
+{
+    if (index == 0) return &descriptor;
+    else return NULL;
+}