Rename "adldata.hh" into "oplinst.h"

1 files changed, 121 insertions, 0 deletions

diff --git a/src/oplinst.h b/src/oplinst.h
new file mode 100644
index 0000000..a78c6f3
--- /dev/null
+++ b/src/oplinst.h
@@ -0,0 +1,121 @@
+/*
+ * libADLMIDI is a free Software MIDI synthesizer library with OPL3 emulation
+ *
+ * Original ADLMIDI code: Copyright (c) 2010-2014 Joel Yliluoma <bisqwit@iki.fi>
+ * ADLMIDI Library API:   Copyright (c) 2015-2020 Vitaly Novichkov <admin@wohlnet.ru>
+ *
+ * Library is based on the ADLMIDI, a MIDI player for Linux and Windows with OPL3 emulation:
+ * http://iki.fi/bisqwit/source/adlmidi.html
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * any later version.
+ *
+ * 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef OPLINST_H
+#define OPLINST_H
+
+#include <string.h>
+#include <stdint.h>
+#include <cstring>
+
+#pragma pack(push, 1)
+#define OPLINST_BYTE_COMPARABLE(T)                      \
+    inline bool operator==(const T &a, const T &b)      \
+    { return !memcmp(&a, &b, sizeof(T)); }              \
+    inline bool operator!=(const T &a, const T &b)      \
+    { return !operator==(a, b); }
+
+/**
+ * @brief OPL3 Operator data for single tumbre
+ */
+struct OplTimbre
+{
+    //! WaveForm, Sustain/Release, AttackDecay, and AM/VIB/EG/KSR/F-Mult settings
+    uint32_t    modulator_E862, carrier_E862;
+    //! KSL/attenuation settings
+    uint8_t     modulator_40, carrier_40;
+    //! Feedback/connection bits for the channel
+    uint8_t     feedconn;
+    //! Semi-tone offset
+    int8_t      noteOffset;
+};
+OPLINST_BYTE_COMPARABLE(struct OplTimbre)
+
+
+enum { OPLNoteOnMaxTime = 40000 };
+
+
+/**
+ * @brief Instrument data with operators included
+ */
+struct OplInstMeta
+{
+    enum
+    {
+        Flag_Pseudo4op = 0x01,
+        Flag_NoSound = 0x02,
+        Flag_Real4op = 0x04
+    };
+
+    enum
+    {
+        Flag_RM_BassDrum  = 0x08,
+        Flag_RM_Snare = 0x10,
+        Flag_RM_TomTom = 0x18,
+        Flag_RM_Cymbal = 0x20,
+        Flag_RM_HiHat = 0x28,
+        Mask_RhythmMode = 0x38
+    };
+
+    //! Operator data
+    OplTimbre    op[2];
+    //! Fixed note for drum instruments
+    uint8_t         drumTone;
+    //! Instrument flags
+    uint8_t         flags;
+    //! Number of milliseconds it produces sound while key on
+    uint16_t        soundKeyOnMs;
+    //! Number of milliseconds it produces sound while releasing after key off
+    uint16_t        soundKeyOffMs;
+    //! MIDI velocity offset
+    int8_t          midiVelocityOffset;
+    //! Second voice detune
+    double          voice2_fine_tune;
+};
+OPLINST_BYTE_COMPARABLE(struct OplInstMeta)
+
+#undef OPLINST_BYTE_COMPARABLE
+#pragma pack(pop)
+
+/**
+ * @brief Bank global setup
+ */
+struct OplBankSetup
+{
+    int     volumeModel;
+    bool    deepTremolo;
+    bool    deepVibrato;
+    bool    scaleModulators;
+};
+
+/**
+ * @brief Convert external instrument to internal instrument
+ */
+void cvt_ADLI_to_FMIns(OplInstMeta &dst, const struct ADL_Instrument &src);
+
+/**
+ * @brief Convert internal instrument to external instrument
+ */
+void cvt_FMIns_to_ADLI(struct ADL_Instrument &dst, const OplInstMeta &src);
+
+#endif // OPLINST_H