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add helper to make lv2 command structs

This commit is contained in:
Luna 2020-05-31 16:55:50 -03:00
parent f9c1851734
commit 94c9695110
2 changed files with 101 additions and 41 deletions
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91
src/lang.zig
View File

@ -57,6 +57,23 @@ pub const NewCommandType = enum {
lv2_command,
};
fn LV2Command(
comptime tag: NewCommand.Tag,
comptime lv2_url: []const u8,
comptime LV2Parameters: type,
) type {
return struct {
pub const base_tag = tag;
pub const command_type = NewCommandType.lv2_command;
pub const lv2_url = lv2_url;
base: NewCommand,
split: usize,
index: usize,
parameters: LV2Parameters,
};
}
pub const NewCommand = struct {
tag: Tag,
@ -112,6 +129,33 @@ pub const NewCommand = struct {
.amp => Amp,
.rflanger => RFlanger,
.eq => Eq,
.phaser => Phaser,
// .mbeq => Mbeq,
// .chorus => Chorus,
// .pitchscaler => Pitchscaler,
// .reverb => Reverb,
// .highpass => Highpass,
// .delay => Delay,
// .vinyl => Vinyl,
// .revdelay => Revdelay,
// .gate => Gate,
// .detune => Detune,
// .overdrive => Overdrive,
// .degrade => Degrade,
// .repsycho => Repsycho,
// .talkbox => Talkbox,
// .dyncomp => Dyncomp,
// .thruzero => Thruzero,
// .foverdrive => Foverdrive,
// .gverb => Gverb,
// .invert => Invert,
// .tapedelay => Tapedelay,
// .moddelay => Moddelay,
// .multichorus => Multichorus,
// .saturator => Saturator,
// .vintagedelay => Vintagedelay,
else => @panic("TODO"),
};
}
@ -149,28 +193,37 @@ pub const NewCommand = struct {
base: NewCommand,
};
pub const Amp = struct {
pub const base_tag = Tag.amp;
pub const command_type = NewCommandType.lv2_command;
pub const lv2_url = "http://lv2plug.in/plugins/eg-amp";
pub const Amp = LV2Command(
.amp,
"http://lv2plug.in/plugins/eg-amp",
struct {
gain: f32
},
);
base: NewCommand,
split: usize,
index: usize,
gain: f32
};
pub const RFlanger = LV2Command(
.rflanger,
"http://plugin.org.uk/swh-plugins/retroFlange",
struct {
delay_depth_avg: f32, law_freq: f32
},
);
pub const RFlanger = struct {
pub const base_tag = Tag.rflanger;
pub const command_type = NewCommandType.lv2_command;
pub const lv2_url = "http://plugin.org.uk/swh-plugins/retroFlange";
pub const Eq = LV2Command(
.rflanger,
"http://plugin.org.uk/swh-plugins/dj_eq_mono",
struct {
lo: f32, mid: f32, hi: f32
},
);
base: NewCommand,
split: usize,
index: usize,
delay_depth_avg: f32,
law_freq: f32,
};
pub const Phaser = LV2Command(
.rflanger,
"http://plugin.org.uk/swh-plugins/lfoPhaser",
struct {
lfo_rate: f32, lfo_depth: f32, fb: f32, spread: f32
},
);
};
pub const Command = struct {

51
src/runner.zig
View File

@ -439,6 +439,35 @@ pub const Runner = struct {
try self.quicksaveCmd();
},
.amp => try self.newRunCommandSingle(cmd, .amp),
.rflanger => try self.newRunCommandSingle(cmd, .rflanger),
.eq => try self.newRunCommandSingle(cmd, .eq),
.phaser => try self.newRunCommandSingle(cmd, .phaser),
// .mbeq => try self.newRunCommandSingle(cmd, .mbeq),
// .chorus => try self.newRunCommandSingle(cmd, .chorus),
// .pitchscaler => try self.newRunCommandSingle(cmd, .pitchscaler),
// .reverb => try self.newRunCommandSingle(cmd, .reverb),
// .highpass => try self.newRunCommandSingle(cmd, .highpass),
// .delay => try self.newRunCommandSingle(cmd, .delay),
// .vinyl => try self.newRunCommandSingle(cmd, .vinyl),
// .revdelay => try self.newRunCommandSingle(cmd, .revdelay),
// .gate => try self.newRunCommandSingle(cmd, .gate),
// .detune => try self.newRunCommandSingle(cmd, .detune),
// .overdrive => try self.newRunCommandSingle(cmd, .overdrive),
// .degrade => try self.newRunCommandSingle(cmd, .degrade),
// .repsycho => try self.newRunCommandSingle(cmd, .repsycho),
// .talkbox => try self.newRunCommandSingle(cmd, .talkbox),
// .dyncomp => try self.newRunCommandSingle(cmd, .dyncomp),
// .thruzero => try self.newRunCommandSingle(cmd, .thruzero),
// .foverdrive => try self.newRunCommandSingle(cmd, .foverdrive),
// .gverb => try self.newRunCommandSingle(cmd, .gverb),
// .invert => try self.newRunCommandSingle(cmd, .invert),
// .tapedelay => try self.newRunCommandSingle(cmd, .tapedelay),
// .moddelay => try self.newRunCommandSingle(cmd, .moddelay),
// .multichorus => try self.newRunCommandSingle(cmd, .multichorus),
// .saturator => try self.newRunCommandSingle(cmd, .saturator),
// .vintagedelay => try self.newRunCommandSingle(cmd, .vintagedelay),
else => {
std.debug.warn("TODO support {}\n", .{@tagName(cmd.tag)});
@panic("TODO support tag");
@ -465,28 +494,6 @@ pub const Runner = struct {
.Quicksave => try self.quicksaveCmd(),
.RunQS => try self.runQSCmd(cmd.args.items[0]),
.Amp => blk: {
const pos = try cmd.consumePosition();
try cmd.appendParam(&params, "gain");
try self.ampCmd(pos, params);
},
.RFlanger => blk: {
const pos = try cmd.consumePosition();
try cmd.appendParam(&params, "delay_depth_avg");
try cmd.appendParam(&params, "law_freq");
try self.rFlangerCmd(pos, params);
},
.Eq => blk: {
const pos = try cmd.consumePosition();
try cmd.appendParam(&params, "lo");
try cmd.appendParam(&params, "mid");
try cmd.appendParam(&params, "hi");
try self.eqCmd(pos, params);
},
.Phaser => blk: {
const pos = try cmd.consumePosition();