Initial content commit

2016-06-12 18:08:57 -04:00 · 2016-06-12 18:08:57 -04:00 · 629f5ebab6
commit 629f5ebab6
parent 083800bfb6
8 changed files with 3328 additions and 0 deletions
--- a/mustang_midi.cpp
+++ b/mustang_midi.cpp
@ -0,0 +1,117 @@
+#include <iostream>
+#include <cstdlib>
+#include <RtMidi.h>
+#include <cerrno>
+
+#include "mustang.h"
+
+static Mustang amp;
+
+static amp_settings amp_parms;
+static fx_pedal_settings pedal_parms;
+static char name[32];
+static char names[100][32];
+
+static int channel;
+
+void message_action( double deltatime, std::vector< unsigned char > *message, void *userData ) {
+#if 1
+  unsigned int nBytes = message->size();
+  if ( nBytes > 0 ) {
+    for ( unsigned int i=0; i<nBytes; i++ )
+      std::cout << "Byte " << i << " = " << (int)message->at(i) << ", ";
+    std::cout << "stamp = " << deltatime << std::endl << std::flush;
+  }
+#endif
+
+  // Is this for us?
+  int msg_channel = (*message)[0] & 0x0f;
+  if ( msg_channel != channel ) return;
+
+  int rc;
+  int msg_type = (*message)[0] & 0xf0;
+  switch ( msg_type ) {
+  case 0xc0: {
+    // Program change
+    int bank = (int)(*message)[1];
+    rc = amp.load_memory_bank( bank, name, &amp_parms, &pedal_parms );
+    if ( rc ) {
+      std::cout << "Error: load_memory_bank " << bank << " failed. rc = " << rc << "\n";
+    }
+  }
+  break;
+    
+  case 0xb0: {
+    // Control change
+    if ( (*message)[1] >= 23 && (*message)[1] <= 26 ) {
+      int category = (*message)[1] - 23;
+      int value = (*message)[2];
+      int state;
+      if      ( value >= 0 && value <= 63 )  state = 1;
+      else if ( value > 63 && value <= 127 ) state = 0;
+      rc = amp.effect_toggle( category, state );
+      if ( rc ) {
+        std::cout << "Error: effect_toggle " << category << " failed. rc = " << rc << "\n";
+      }
+    }
+  }
+  break;
+
+  default:
+    break;
+  }
+}
+
+// void errorcallback( RtError::Type type, const std::string & detail, void *userData ) {
+//   std::cout << "Error: Code = " << type << ", Msg: " << detail << "\n";
+// }
+
+void usage() {
+    std::cerr << "Usage: prog usb_port midi_channel\n";
+    exit( 1 );
+}
+
+int main( int argc, const char **argv ) {
+  if ( argc != 3 ) usage();
+
+  char *endptr;
+  errno = 0;
+  int port = (int) strtol( argv[1], &endptr, 10 ) - 1;
+  if ( endptr == argv[0] ) usage();
+  if ( port < 0 ) usage();
+
+  channel = (int) strtol( argv[2], &endptr, 10 ) - 1;
+  if ( endptr == argv[0] ) usage();
+  if ( channel < 0 || channel > 15 ) usage();
+
+  int rc = amp.start_amp( names, name, &amp_parms, &pedal_parms );
+  if (rc) {
+    std::cout << "Fender USB initialization failed: " << rc << "\n";
+    return 8;
+  }
+
+  RtMidiIn *input_handler = new RtMidiIn();
+
+  // See if we have any ports
+  unsigned int num_ports = input_handler->getPortCount();
+  if ( num_ports == 0 ) {
+    std::cout << "Cannot find a MIDI port\n";
+    delete input_handler;
+    return 8;
+  }
+
+  // n.b. Midi port rank on the host system is 1..n, but this method
+  // is normal to 0.
+  input_handler->openPort( port );
+  input_handler->setCallback( &message_action );
+
+  // Don't want sysex, timing, active sense
+  input_handler->ignoreTypes( true, true, true );
+
+  std::cout << "\nTranslating MIDI input - press <enter> to quit.\n";
+  char input;
+  std::cin.get(input);
+
+  delete input_handler;
+  return 0;
+}