1 files changed, 92 insertions, 48 deletions
diff --git a/audio/softsynth/mt32/mt32emu.h b/audio/softsynth/mt32/mt32emu.h
index 6eedf04bc0..a8685a30e6 100644
--- a/audio/softsynth/mt32/mt32emu.h
+++ b/audio/softsynth/mt32/mt32emu.h
@@ -1,37 +1,70 @@
-/* Copyright (c) 2003-2005 Various contributors
+/* Copyright (C) 2003, 2004, 2005, 2006, 2008, 2009 Dean Beeler, Jerome Fisher
+ * Copyright (C) 2011 Dean Beeler, Jerome Fisher, Sergey V. Mikayev
  *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to
- * deal in the Software without restriction, including without limitation the
- * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
- * sell copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Lesser General Public License as published by
+ *  the Free Software Foundation, either version 2.1 of the License, or
+ *  (at your option) any later version.
  *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Lesser General Public License for more details.
  *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
- * IN THE SOFTWARE.
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 #ifndef MT32EMU_MT32EMU_H
 #define MT32EMU_MT32EMU_H
 
 // Debugging
-// Show the instruments played
-#define MT32EMU_MONITOR_INSTRUMENTS 1
-// Shows number of partials MT-32 is playing, and on which parts
+
+// 0: Standard debug output is not stamped with the rendered sample count
+// 1: Standard debug output is stamped with the rendered sample count
+// NOTE: The "samplestamp" corresponds to the end of the last completed rendering run.
+//       This is important to bear in mind for debug output that occurs during a run.
+#define MT32EMU_DEBUG_SAMPLESTAMPS 0
+
+// 0: No debug output for initialisation progress
+// 1: Debug output for initialisation progress
+#define MT32EMU_MONITOR_INIT 0
+
+// 0: No debug output for MIDI events
+// 1: Debug output for weird MIDI events
+#define MT32EMU_MONITOR_MIDI 0
+
+// 0: No debug output for note on/off
+// 1: Basic debug output for note on/off
+// 2: Comprehensive debug output for note on/off
+#define MT32EMU_MONITOR_INSTRUMENTS 0
+
+// 0: No debug output for partial allocations
+// 1: Show partial stats when an allocation fails
+// 2: Show partial stats with every new poly
+// 3: Show individual partial allocations/deactivations
 #define MT32EMU_MONITOR_PARTIALS 0
-// Determines how the waveform cache file is handled (must be regenerated after sampling rate change)
-#define MT32EMU_WAVECACHEMODE 0 // Load existing cache if possible, otherwise generate and save cache
-//#define MT32EMU_WAVECACHEMODE 1 // Load existing cache if possible, otherwise generate but don't save cache
-//#define MT32EMU_WAVECACHEMODE 2 // Ignore existing cache, generate and save cache
-//#define MT32EMU_WAVECACHEMODE 3 // Ignore existing cache, generate but don't save cache
+
+// 0: No debug output for sysex
+// 1: Basic debug output for sysex
+#define MT32EMU_MONITOR_SYSEX 0
+
+// 0: No debug output for sysex writes to the timbre areas
+// 1: Debug output with the name and location of newly-written timbres
+// 2: Complete dump of timbre parameters for newly-written timbres
+#define MT32EMU_MONITOR_TIMBRES 0
+
+// 0: No TVA/TVF-related debug output.
+// 1: Shows changes to TVA/TVF target, increment and phase.
+#define MT32EMU_MONITOR_TVA 0
+#define MT32EMU_MONITOR_TVF 0
+
+
+// 0: Use LUTs to speedup WG
+// 1: Use precise float math
+#define MT32EMU_ACCURATE_WG 1
+
+#define MT32EMU_USE_EXTINT 0
 
 // Configuration
 // The maximum number of partials playing simultaneously
@@ -39,32 +72,43 @@
 // The maximum number of notes playing simultaneously per part.
 // No point making it more than MT32EMU_MAX_PARTIALS, since each note needs at least one partial.
 #define MT32EMU_MAX_POLY 32
-// This calculates the exact frequencies of notes as they are played, instead of offsetting from pre-cached semitones. Potentially very slow.
-#define MT32EMU_ACCURATENOTES 0
-
-#if (defined (_MSC_VER) && defined(_M_IX86))
-#define MT32EMU_HAVE_X86
-#elif  defined(__GNUC__)
-#if __GNUC__ >= 3 && defined(__i386__)
-#define MT32EMU_HAVE_X86
-#endif
-#endif
 
-#ifdef MT32EMU_HAVE_X86
-#define MT32EMU_USE_MMX 1
-#else
-#define MT32EMU_USE_MMX 0
-#endif
+// If non-zero, deletes reverb buffers that are not in use to save memory.
+// If zero, keeps reverb buffers for all modes around all the time to avoid allocating/freeing in the critical path.
+#define MT32EMU_REDUCE_REVERB_MEMORY 1
+
+// 0: Use standard Freeverb
+// 1: Use AReverb (currently not properly tuned)
+#define MT32EMU_USE_AREVERBMODEL 0
+
+namespace MT32Emu
+{
+// The higher this number, the more memory will be used, but the more samples can be processed in one run -
+// various parts of sample generation can be processed more efficiently in a single run.
+// A run's maximum length is that given to Synth::render(), so giving a value here higher than render() is ever
+// called with will give no gain (but simply waste the memory).
+// Note that this value does *not* in any way impose limitations on the length given to render(), and has no effect
+// on the generated audio.
+// This value must be >= 1.
+const unsigned int MAX_SAMPLES_PER_RUN = 4096;
 
-#include "freeverb.h"
+// This determines the amount of memory available for simulating delays.
+// If set too low, partials aborted to allow other partials to play will not end gracefully, but will terminate
+// abruptly and potentially cause a pop/crackle in the audio output.
+// This value must be >= 1.
+const unsigned int MAX_PRERENDER_SAMPLES = 1024;
+}
 
-#include "structures.h"
-#include "i386.h"
-#include "mt32_file.h"
-#include "tables.h"
-#include "partial.h"
-#include "partialManager.h"
-#include "part.h"
-#include "synth.h"
+#include "Structures.h"
+#include "common/file.h"
+#include "Tables.h"
+#include "Poly.h"
+#include "LA32Ramp.h"
+#include "TVA.h"
+#include "TVP.h"
+#include "TVF.h"
+#include "Partial.h"
+#include "Part.h"
+#include "Synth.h"
 
 #endif