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Add an event bus depending on ACCEPTS_MIDI

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This commit is contained in:
Robbert van der Helm 2022-02-04 01:26:36 +01:00
parent aee3775c10
commit 51dace591d
1 changed files with 35 additions and 6 deletions
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41
src/wrapper/vst3.rs
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@ -352,11 +352,17 @@ impl<P: Plugin> IComponent for Wrapper<'_, P> {
unsafe fn get_bus_count(
&self,
type_: vst3_sys::vst::MediaType,
_dir: vst3_sys::vst::BusDirection,
dir: vst3_sys::vst::BusDirection,
) -> i32 {
// All plugins currently only have a single input and a single output bus
match type_ {
x if x == vst3_sys::vst::MediaTypes::kAudio as i32 => 1,
x if x == vst3_sys::vst::MediaTypes::kEvent as i32
&& dir == vst3_sys::vst::BusDirections::kInput as i32
&& P::ACCEPTS_MIDI =>
{
1
}
_ => 0,
}
}
@ -370,8 +376,8 @@ impl<P: Plugin> IComponent for Wrapper<'_, P> {
) -> tresult {
check_null_ptr!(info);
match type_ {
t if t == vst3_sys::vst::MediaTypes::kAudio as i32 => {
match (type_, dir, index) {
(t, _, _) if t == vst3_sys::vst::MediaTypes::kAudio as i32 => {
*info = mem::zeroed();
let info = &mut *info;
@ -398,6 +404,22 @@ impl<P: Plugin> IComponent for Wrapper<'_, P> {
_ => kInvalidArgument,
}
}
(t, d, 0)
if t == vst3_sys::vst::MediaTypes::kEvent as i32
&& d == vst3_sys::vst::BusDirections::kInput as i32
&& P::ACCEPTS_MIDI =>
{
*info = mem::zeroed();
let info = &mut *info;
info.media_type = vst3_sys::vst::MediaTypes::kEvent as i32;
info.direction = vst3_sys::vst::BusDirections::kInput as i32;
info.channel_count = 16;
u16strlcpy(&mut info.name, "MIDI");
info.bus_type = vst3_sys::vst::BusTypes::kMain as i32;
info.flags = vst3_sys::vst::BusFlags::kDefaultActive as u32;
kResultOk
}
_ => kInvalidArgument,
}
}
@ -428,13 +450,20 @@ impl<P: Plugin> IComponent for Wrapper<'_, P> {
unsafe fn activate_bus(
&self,
type_: vst3_sys::vst::MediaType,
_dir: vst3_sys::vst::BusDirection,
dir: vst3_sys::vst::BusDirection,
index: i32,
_state: vst3_sys::base::TBool,
) -> tresult {
// We don't need any special handling here
match (type_, index) {
(t, 0) if t == vst3_sys::vst::MediaTypes::kAudio as i32 => kResultOk,
match (type_, dir, index) {
(t, _, 0) if t == vst3_sys::vst::MediaTypes::kAudio as i32 => kResultOk,
(t, d, 0)
if t == vst3_sys::vst::MediaTypes::kEvent as i32
&& d == vst3_sys::vst::BusDirections::kInput as i32
&& P::ACCEPTS_MIDI =>
{
kResultOk
}
_ => kInvalidArgument,
}
}