Port of Duke Nukem 3D

This ports Fabien Sanglard's Chocolate Duke to run on a version of SDL
for Rockbox.

Change-Id: I8f2c4c78af19de10c1633ed7bb7a997b43256dd9

apps/plugins/sdl/SDL_mixer/timidity/playmidi.h

@@ -0,0 +1,160 @@
+/*
+    TiMidity -- Experimental MIDI to WAVE converter
+    Copyright (C) 1995 Tuukka Toivonen <toivonen@clinet.fi>
+
+    This program is free software; you can redistribute it and/or modify
+    it under the terms of the Perl Artistic License, available in COPYING.
+ */
+
+typedef struct {
+  int32 time;
+  uint8 channel, type, a, b;
+} MidiEvent;
+
+/* Midi events */
+#define ME_NONE 	0
+#define ME_NOTEON	1
+#define ME_NOTEOFF	2
+#define ME_KEYPRESSURE	3
+#define ME_MAINVOLUME	4
+#define ME_PAN		5
+#define ME_SUSTAIN	6
+#define ME_EXPRESSION	7
+#define ME_PITCHWHEEL	8
+#define ME_PROGRAM	9
+#define ME_TEMPO	10
+#define ME_PITCH_SENS	11
+
+#define ME_ALL_SOUNDS_OFF	12
+#define ME_RESET_CONTROLLERS	13
+#define ME_ALL_NOTES_OFF	14
+#define ME_TONE_BANK	15
+
+#define ME_LYRIC	16
+#define ME_TONE_KIT	17
+#define ME_MASTERVOLUME	18
+#define ME_CHANNEL_PRESSURE 19
+
+#define ME_HARMONICCONTENT	71
+#define ME_RELEASETIME		72
+#define ME_ATTACKTIME		73
+#define ME_BRIGHTNESS		74
+
+#define ME_REVERBERATION	91
+#define ME_CHORUSDEPTH		93
+
+#define ME_EOT		99
+
+
+#define SFX_BANKTYPE	64
+
+typedef struct {
+  int
+    bank, program, volume, sustain, panning, pitchbend, expression, 
+    mono, /* one note only on this channel -- not implemented yet */
+    /* new stuff */
+    variationbank, reverberation, chorusdepth, harmoniccontent,
+    releasetime, attacktime, brightness, kit, sfx,
+    /* end new */
+    pitchsens;
+  FLOAT_T
+    pitchfactor; /* precomputed pitch bend factor to save some fdiv's */
+  char transpose;
+  char *name;
+} Channel;
+
+/* Causes the instrument's default panning to be used. */
+#define NO_PANNING -1
+/* envelope points */
+#define MAXPOINT 7
+
+typedef struct {
+  uint8
+    status, channel, note, velocity, clone_type;
+  Sample *sample;
+  Sample *left_sample;
+  Sample *right_sample;
+  int32 clone_voice;
+  int32
+    orig_frequency, frequency,
+    sample_offset, loop_start, loop_end;
+  int32
+    envelope_volume, modulation_volume;
+  int32
+    envelope_target, modulation_target;
+  int32
+    tremolo_sweep, tremolo_sweep_position, tremolo_phase,
+    lfo_sweep, lfo_sweep_position, lfo_phase,
+    vibrato_sweep, vibrato_sweep_position, vibrato_depth, vibrato_delay,
+    starttime, echo_delay_count;
+  int32
+    echo_delay,
+    sample_increment,
+    envelope_increment,
+    modulation_increment,
+    tremolo_phase_increment,
+    lfo_phase_increment;
+  
+  final_volume_t left_mix, right_mix, lr_mix, rr_mix, ce_mix, lfe_mix;
+
+  FLOAT_T
+    left_amp, right_amp, lr_amp, rr_amp, ce_amp, lfe_amp,
+    volume, tremolo_volume, lfo_volume;
+  int32
+    vibrato_sample_increment[VIBRATO_SAMPLE_INCREMENTS];
+  int32
+    envelope_rate[MAXPOINT], envelope_offset[MAXPOINT];
+  int32
+    vibrato_phase, vibrato_control_ratio, vibrato_control_counter,
+    envelope_stage, modulation_stage, control_counter,
+    modulation_delay, modulation_counter, panning, panned;
+} Voice;
+
+/* Voice status options: */
+#define VOICE_FREE 0
+#define VOICE_ON 1
+#define VOICE_SUSTAINED 2
+#define VOICE_OFF 3
+#define VOICE_DIE 4
+
+/* Voice panned options: */
+#define PANNED_MYSTERY 0
+#define PANNED_LEFT 1
+#define PANNED_RIGHT 2
+#define PANNED_CENTER 3
+/* Anything but PANNED_MYSTERY only uses the left volume */
+
+/* Envelope stages: */
+#define ATTACK 0
+#define HOLD 1
+#define DECAY 2
+#define RELEASE 3
+#define RELEASEB 4
+#define RELEASEC 5
+#define DELAY 6
+
+extern Channel channel[16];
+extern Voice voice[MAX_VOICES];
+extern signed char drumvolume[MAXCHAN][MAXNOTE];
+extern signed char drumpanpot[MAXCHAN][MAXNOTE];
+extern signed char drumreverberation[MAXCHAN][MAXNOTE];
+extern signed char drumchorusdepth[MAXCHAN][MAXNOTE];
+
+extern int32 control_ratio, amp_with_poly, amplification;
+extern int32 drumchannels;
+extern int adjust_panning_immediately;
+extern int voices;
+
+#define ISDRUMCHANNEL(c) ((drumchannels & (1<<(c))))
+
+extern int GM_System_On;
+extern int XG_System_On;
+extern int GS_System_On;
+
+extern int XG_System_reverb_type;
+extern int XG_System_chorus_type;
+extern int XG_System_variation_type;
+
+extern int play_midi(MidiEvent *el, int32 events, int32 samples);
+extern int play_midi_file(const char *fn);
+extern void dumb_pass_playing_list(int number_of_files, char *list_of_files[]);