// ---------------------------------------------------------------------------
// Return key event.
// ---------------------------------------------------------------------------
//
EXPORT_C const TKeyEvent& TAlfEvent::KeyEvent() const
{
__ASSERT_ALWAYS( IsKeyEvent(), USER_INVARIANT() );
return iKeyEvent;
}
// The CALLER of this method must ensure that the status byte's MIDI Command matches!!!
bool CAAUMIDIMap::MIDI_Matches (UInt8 inChannel, UInt8 inData1, UInt8 inData2, Float32 &outLinear) const
{
// see if the channels match first
SInt8 chan = Channel();
// channel matches (if chan is less than zero, "Any Channel" flag is set)
if (chan >= 0 && chan != inChannel)
return false;
// match the special cases first
if (IsKeyEvent()) {
// we're using this key event as an on/off type switch
if (IsBipolar()) {
if (IsKeyPressure()){
if (IsBipolar_OnValue()) {
if (inData2 > 63) {
outLinear = 1;
return true;
}
} else {
if (inData2 < 64) {
outLinear = 0;
return true;
}
}
return false;
}
else {
if (IsBipolar_OnValue()) {
if (inData1 > 63) {
outLinear = 1;
return true;
}
} else {
if (inData1 < 64) {
outLinear = 0;
return true;
}
}
return false;
}
}
if (IsAnyNote()) {
// not quite sure how to interpret this...
if (IsKeyPressure())
outLinear = inData2 / 127.0;
else
outLinear = inData1 / 127.0;
return true;
}
if (mData1 == inData1) {
if (IsKeyPressure())
outLinear = inData2 / 127.0;
else
outLinear = 1;
return true;
}
return false;
}
else if (IsControlChange()) {
// controller ID matches
if (mData1 == inData1) {
if (IsBipolar()) {
if (IsBipolar_OnValue()) {
if (inData2 > 63) {
outLinear = 1;
return true;
}
} else {
if (inData2 < 64) {
outLinear = 0;
return true;
}
}
return false;
}
//printf("this in midi matches %X with ", this);
outLinear = inData2 / 127.;
return true;
}
return false;
}
// this just matches on the patch change value itself...
if (IsPatchChange()) {
if (mData1 == inData1) {
outLinear = 1;
return true;
}
return false;
}
// finally, for the other two, just check the bi-polar matching conditions
// pitch bend and after touch
if (IsBipolar()) {
if (IsBipolar_OnValue()) {
if (inData1 > 63) {
outLinear = 1;
return true;
}
} else {
if (inData1 < 64) {
outLinear = 0;
return true;
}
}
return false;
}
if (IsPitchBend()) {
UInt16 value = (inData2 << 7) | inData1;
outLinear = value / 16383.;
}
else if (IsChannelPressure()) {
outLinear = inData1 / 127.0;
}
return true;
}
// ---------------------------------------------------------------------------
// Return key event code.
// ---------------------------------------------------------------------------
//
EXPORT_C const TEventCode& TAlfEvent::Code() const
{
__ASSERT_ALWAYS( IsKeyEvent(), USER_INVARIANT() );
return iCode;
}
