mirrors/alsa-tools
1
0
Fork 0
mirror of https://github.com/alsa-project/alsa-tools.git synced 2025-10-29 05:40:25 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

Karsten Wiese <annabellesgarden@yahoo.de>:

Browse source 
This has more features:
- PCM-Volume adjusted to MasteVolumeSlider setting at device start.
- Direct Monitoring Functions adjustable directly on the US428
- Alsa Sequencer Output port for applications to receive the US428 sliders
etc.
This commit is contained in:
Takashi Iwai 2003-10-24 14:01:45 +00:00
parent 08f4ff3ade
commit 4e978a5a7e
10 changed files with 369 additions and 52 deletions
Download patch file Download diff file Expand all files Collapse all files

133
us428control/Cus428State.cc
View file

@ -20,12 +20,14 @@
#include <stdio.h>
#include <string.h>
#include "Cus428State.h"
#include <alsa/asoundlib.h>
#include "Cus428Midi.h"
extern int verbose;
void
us428_lights::init_us428_lights()
void us428_lights::init_us428_lights()
{
int i = 0;
memset(this, 0, sizeof(*this));
@ -33,8 +35,14 @@ us428_lights::init_us428_lights()
Light[ i].Offset = i + 0x19;
}
int
Cus428State::LightSend()
void Cus428State::InitDevice(void)
{
SliderChangedTo(eFaderM, ((unsigned char*)(us428ctls_sharedmem->CtlSnapShot + us428ctls_sharedmem->CtlSnapShotLast))[eFaderM]);
}
int Cus428State::LightSend()
{
int Next = us428ctls_sharedmem->p4outLast + 1;
if(Next < 0 || Next >= N_us428_p4out_BUFS)
@ -44,14 +52,8 @@ Cus428State::LightSend()
return us428ctls_sharedmem->p4outLast = Next;
}
void
Cus428State::SliderChangedTo(int S, unsigned char New)
void Cus428State::SendVolume(usX2Y_volume &V)
{
if ((S >= eFader4 || S < 0) && S != eFaderM)
return;
usX2Y_volume V;
V.SetTo(S, New);
int Next = us428ctls_sharedmem->p4outLast + 1;
if (Next < 0 || Next >= N_us428_p4out_BUFS)
Next = 0;
@ -60,24 +62,107 @@ Cus428State::SliderChangedTo(int S, unsigned char New)
us428ctls_sharedmem->p4outLast = Next;
}
void
Cus428State::KnobChangedTo(eKnobs K, bool V)
void Cus428State::SliderChangedTo(int S, unsigned char New)
{
switch (K) {
case eK_InputMonitor:
if (verbose > 1)
printf("Knob InputMonitor now %i", V);
if (StateInputMonitor() && S <= eFader3
|| S == eFaderM) {
usX2Y_volume &V = Volume[S >= eFader4 ? eFader4 : S];
V.SetTo(S, New);
if (S == eFaderM || !LightIs(eL_Mute0 + S))
SendVolume(V);
} else
Midi.SendMidiControl(0x40 + S, ((unsigned char*)us428_ctls)[S] / 2);
}
void Cus428State::KnobChangedTo(eKnobs K, bool V)
{
switch (K & ~(StateInputMonitor() ? 3 : -1)) {
case eK_Select0:
if (V) {
LightSet(eL_InputMonitor, ! LightIs(eL_InputMonitor));
int S = eL_Select0 + (K & 7);
Light[eL_Select0 / 8].Value = 0;
LightSet(S, !LightIs(S));
LightSend();
}
if (verbose > 1)
printf(" Light is %i\n", LightIs(eL_InputMonitor));
break;
case eK_Mute0:
if (V) {
int M = eL_Mute0 + (K & 7);
LightSet(M, !LightIs(M));
LightSend();
if (StateInputMonitor()) {
usX2Y_volume V = Volume[M - eL_Mute0];
if (LightIs(M))
V.LH = V.LL = V.RL = V.RH = 0;
SendVolume(V);
}
}
break;
default:
if (verbose > 1)
printf("Knob %i now %i\n", K, V);
switch (K) {
case eK_InputMonitor:
if (verbose > 1)
printf("Knob InputMonitor now %i", V);
if (V) {
if (StateInputMonitor()) {
SelectInputMonitor = Light[0].Value;
MuteInputMonitor = Light[2].Value;
} else {
Select = Light[0].Value;
Mute = Light[2].Value;
}
LightSet(eL_InputMonitor, ! StateInputMonitor());
Light[0].Value = StateInputMonitor() ? SelectInputMonitor : Select;
Light[2].Value = StateInputMonitor() ? MuteInputMonitor : Mute;
LightSend();
}
if (verbose > 1)
printf(" Light is %i\n", LightIs(eL_InputMonitor));
break;
default:
if (verbose > 1)
printf("Knob %i now %i\n", K, V);
Midi.SendMidiControl(K, V);
}
}
}
void Cus428State::WheelChangedTo(E_In84 W, char Diff)
{
char Param;
switch (W) {
case eWheelPan:
if (StateInputMonitor() && Light[0].Value) {
int index = 0;
while( index < 4 && (1 << index) != Light[0].Value)
index++;
if (index >= 4)
return;
Volume[index].PanTo(Diff, us428_ctls->Knob(eK_SET));
if (!LightIs(eL_Mute0 + index))
SendVolume(Volume[index]);
return;
}
Param = 0x4D;
break;
case eWheelGain:
Param = 0x48;
break;
case eWheelFreq:
Param = 0x49;
break;
case eWheelQ:
Param = 0x4A;
break;
case eWheel:
Param = 0x60;
break;
}
Midi.SendMidiControl(Param, ((unsigned char*)us428_ctls)[W]);
}