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add an plugin API to query generic-gui grid-layout

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This commit is contained in:
Robin Gareus 2016-07-08 18:18:34 +02:00
parent 77e50f56f9
commit db564a03c7
3 changed files with 60 additions and 0 deletions
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1
libs/ardour/ardour/lv2_plugin.h
View file

@ -79,6 +79,7 @@ class LIBARDOUR_API LV2Plugin : public ARDOUR::Plugin, public ARDOUR::Workee
std::string get_parameter_docs(uint32_t which) const;
int get_parameter_descriptor (uint32_t which, ParameterDescriptor&) const;
uint32_t nth_parameter (uint32_t port, bool& ok) const;
bool get_layout (uint32_t which, UILayoutHint&) const;
IOPortDescription describe_io_port (DataType dt, bool input, uint32_t id) const;

12
libs/ardour/ardour/plugin.h
View file

@ -88,6 +88,18 @@ class LIBARDOUR_API Plugin : public PBD::StatefulDestructible, public Latent
virtual std::string get_docs () const { return ""; }
virtual std::string get_parameter_docs (uint32_t /*which*/) const { return ""; }
struct UILayoutHint {
UILayoutHint ()
: x0(-1), x1(-1), y0(-1), y1(-1), knob(false) {}
int x0;
int x1;
int y0;
int y1;
bool knob;
};
virtual bool get_layout (uint32_t which, UILayoutHint&) const { return false; }
virtual int get_parameter_descriptor (uint32_t which, ParameterDescriptor&) const = 0;
virtual uint32_t nth_parameter (uint32_t which, bool& ok) const = 0;
virtual void activate () = 0;

47
libs/ardour/lv2_plugin.cc
View file

@ -1054,6 +1054,53 @@ LV2Plugin::get_parameter_docs(uint32_t which) const
return "";
}
bool
LV2Plugin::get_layout (uint32_t which, UILayoutHint& h) const
{
/// TODO lookup port-properties
if (unique_id () != "urn:ardour:a-eq") {
return false;
}
h.knob = true;
switch (which) {
case 0: h.x0 = 0; h.x1 = 1; h.y0 = 4; h.y1 = 5; break; // Shelf toggle L
case 1: h.x0 = 0; h.x1 = 1; h.y0 = 2; h.y1 = 3; break; // Frequency L
case 2: h.x0 = 0; h.x1 = 1; h.y0 = 0; h.y1 = 1; break; // Gain L
case 19: h.x0 = 0; h.x1 = 1; h.y0 = 5; h.y1 = 6; break; // enable L
case 3: h.x0 = 1; h.x1 = 3; h.y0 = 2; h.y1 = 3; break; // Frequency 1
case 4: h.x0 = 1; h.x1 = 3; h.y0 = 0; h.y1 = 1; break; // Gain 1
case 5: h.x0 = 2; h.x1 = 4; h.y0 = 1; h.y1 = 2; break; // Bandwidth 1
case 20: h.x0 = 1; h.x1 = 4; h.y0 = 5; h.y1 = 6; break; // enable 1
case 6: h.x0 = 4; h.x1 = 6; h.y0 = 2; h.y1 = 3; break; // Frequency 2
case 7: h.x0 = 4; h.x1 = 6; h.y0 = 0; h.y1 = 1; break; // Gain 2
case 8: h.x0 = 5; h.x1 = 7; h.y0 = 1; h.y1 = 2; break; // Bandwidth 2
case 21: h.x0 = 4; h.x1 = 7; h.y0 = 5; h.y1 = 6; break; // enable 2
case 9: h.x0 = 7; h.x1 = 9; h.y0 = 2; h.y1 = 3; break; // Frequency 3
case 10: h.x0 = 7; h.x1 = 9; h.y0 = 0; h.y1 = 1; break; // Gain 3
case 11: h.x0 = 8; h.x1 = 10; h.y0 = 1; h.y1 = 2; break; // Bandwidth 3
case 22: h.x0 = 7; h.x1 = 10; h.y0 = 5; h.y1 = 6; break; // enable 3
case 12: h.x0 = 10; h.x1 = 12; h.y0 = 2; h.y1 = 3; break; // Frequency 4
case 13: h.x0 = 10; h.x1 = 12; h.y0 = 0; h.y1 = 1; break; // Gain 4
case 14: h.x0 = 11; h.x1 = 13; h.y0 = 1; h.y1 = 2; break; // Bandwidth 4
case 23: h.x0 = 10; h.x1 = 13; h.y0 = 5; h.y1 = 6; break; // enable 4
case 15: h.x0 = 13; h.x1 = 14; h.y0 = 4; h.y1 = 5; break; // Shelf toggle H
case 16: h.x0 = 13; h.x1 = 14; h.y0 = 2; h.y1 = 3; break; // Frequency H
case 17: h.x0 = 13; h.x1 = 14; h.y0 = 0; h.y1 = 1; break; // Gain H
case 24: h.x0 = 13; h.x1 = 14; h.y0 = 5; h.y1 = 6; break; // enable H
case 18: h.x0 = 14; h.x1 = 15; h.y0 = 4; h.y1 = 6; break; // Master Gain
default:
return false;
}
return true;
}
uint32_t
LV2Plugin::nth_parameter(uint32_t n, bool& ok) const
{