Update Convolver/LuaConvolver

[ardour.git] / libs / ardour / ardour / convolver.h

diff --git a/libs/ardour/ardour/convolver.h b/libs/ardour/ardour/convolver.h
index 9d858a1e630e7c32f63428fe2730bbc0493ef939..a5b52cd32dda8d6ea96571ed98fcddbb04e1911e 100644 (file)
--- a/libs/ardour/ardour/convolver.h
+++ b/libs/ardour/ardour/convolver.h
@@ -37,7 +37,38 @@ public:
                Stereo,       ///< 2 in, 2 out, stereo IR  L -> L, R -> R || 4 chan IR  L -> L, L -> R, R -> R, R -> L
        };
 
-       Convolver (Session&, std::string const&, IRChannelConfig irc = Mono, uint32_t pre_delay = 0);
+       struct IRSettings {
+               IRSettings () {
+                       gain  = 1.0;
+                       pre_delay = 0.0;
+                       channel_gain[0] = channel_gain[1] = channel_gain[2] = channel_gain[3] = 1.0;
+                       channel_delay[0] = channel_delay[1] = channel_delay[2] = channel_delay[3] = 0;
+               };
+
+               float    gain;
+               uint32_t pre_delay;
+               float    channel_gain[4];
+               uint32_t channel_delay[4];
+
+               /* convenient array accessors for Lua bindings */
+               float get_channel_gain (unsigned i) const {
+                       if (i < 4) { return channel_gain[i]; }
+                       return 0;
+               }
+               void set_channel_gain (unsigned i, float g) {
+                       if (i < 4) { channel_gain[i] = g; }
+               }
+               uint32_t get_channel_delay (unsigned i) const {
+                       if (i < 4) { return channel_delay[i]; }
+                       return 0;
+               }
+               void set_channel_delay (unsigned i, uint32_t d) {
+                       if (i < 4) { channel_delay[i] = d; }
+               }
+       };
+
+
+       Convolver (Session&, std::string const&, IRChannelConfig irc = Mono, IRSettings irs = IRSettings ());
 
        void run (float*, uint32_t);
        void run_stereo (float* L, float* R, uint32_t);
@@ -55,7 +86,7 @@ private:
        ArdourZita::Convproc _convproc;
 
        IRChannelConfig _irc;
-       uint32_t _initial_delay;
+       IRSettings      _ir_settings;
 
        uint32_t _n_samples;
        uint32_t _max_size;