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Add RETRO_ENVIRONMENT_SET_FRAME_TIME_CALLBACK

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This commit is contained in:
sergystepanov 2026-07-06 17:27:08 +03:00
parent 095a0e81cf
commit 93ed9b2f3b
3 changed files with 18 additions and 0 deletions
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2
pkg/worker/caged/libretro/frontend.go
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@ -337,6 +337,8 @@ func (f *Frontend) Start() {
case <-f.done:
return
default:
f.nano.NotifyFrameTime(targetFrameTimeNs / 1000)
f.Tick()
now := os.Nanotime()

11
pkg/worker/caged/libretro/nanoarch/nanoarch.go
View file

@ -40,6 +40,7 @@ type Nanoarch struct {
retropad InputState
keyboardCb *C.struct_retro_keyboard_callback
frameTimeCb *C.struct_retro_frame_time_callback
LastFrameTime time.Time
LibCo bool
meta Metadata
@ -427,6 +428,12 @@ func (n *Nanoarch) Run() {
}
}
func (n *Nanoarch) NotifyFrameTime(usec int64) {
if n.frameTimeCb != nil {
C.call_frame_time_cb(n.frameTimeCb, C.retro_usec_t(usec))
}
}
func (n *Nanoarch) IsSupported() error { return graphics.RGFWTryInit() }
func (n *Nanoarch) IsGL() bool { return n.Video.gl.enabled }
func (n *Nanoarch) IsStopped() bool { return n.Stopped.Load() }
@ -876,6 +883,10 @@ func coreEnvironment(cmd C.unsigned, data unsafe.Pointer) C.bool {
latency := *(*C.unsigned)(data)
Nan0.log.Info().Uint("latency_ms", uint(latency)).Msg("audio latency requested")
return true
case C.RETRO_ENVIRONMENT_SET_FRAME_TIME_CALLBACK:
Nan0.frameTimeCb = (*C.struct_retro_frame_time_callback)(data)
Nan0.log.Info().Msg("Frame time callback registered")
return true
}
return false
}

5
pkg/worker/caged/libretro/nanoarch/nanoarch.h
View file

@ -41,4 +41,9 @@ static inline void call_audio_buffer_status(
if (cb && cb->callback) cb->callback(active, occupancy, underrun);
}
static inline void call_frame_time_cb(
struct retro_frame_time_callback *cb, retro_usec_t usec) {
if (cb && cb->callback) cb->callback(usec);
}
#endif