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Diffstat (limited to 'src/chips/nuked/nukedopl3.h')
-rw-r--r--src/chips/nuked/nukedopl3.h232
1 files changed, 121 insertions, 111 deletions
diff --git a/src/chips/nuked/nukedopl3.h b/src/chips/nuked/nukedopl3.h
index 9849569..fa32e77 100644
--- a/src/chips/nuked/nukedopl3.h
+++ b/src/chips/nuked/nukedopl3.h
@@ -1,20 +1,21 @@
-/*
- * Copyright (C) 2013-2018 Alexey Khokholov (Nuke.YKT)
+/* Nuked OPL3
+ * Copyright (C) 2013-2020 Nuke.YKT
*
- * This library 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.
+ * This file is part of Nuked OPL3.
*
- * This library 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.
+ * Nuked OPL3 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.
*
- * You should have received a copy of the GNU Lesser General Public
- * License along with this library; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+ * Nuked OPL3 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.
*
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with Nuked OPL3. If not, see <https://www.gnu.org/licenses/>.
+
* Nuked OPL3 emulator.
* Thanks:
* MAME Development Team(Jarek Burczynski, Tatsuyuki Satoh):
@@ -32,28 +33,22 @@
#ifndef OPL_OPL3_H
#define OPL_OPL3_H
-#include <inttypes.h>
-#include <stdint.h>
-
#ifdef __cplusplus
extern "C" {
#endif
+#include <inttypes.h>
+
+#ifndef OPL_ENABLE_STEREOEXT
+#define OPL_ENABLE_STEREOEXT 0
+#endif
+
+#ifndef OPL_FAST_WAVEGEN
+#define OPL_FAST_WAVEGEN 1 /* optimized waveform generation */
+#endif
#define OPL_WRITEBUF_SIZE 1024
#define OPL_WRITEBUF_DELAY 2
-#define OPL_FAST_WAVEGEN 1 /* optimized waveform generation */
-
-typedef uintptr_t Bitu;
-typedef intptr_t Bits;
-typedef uint64_t Bit64u;
-typedef int64_t Bit64s;
-typedef uint32_t Bit32u;
-typedef int32_t Bit32s;
-typedef uint16_t Bit16u;
-typedef int16_t Bit16s;
-typedef uint8_t Bit8u;
-typedef int8_t Bit8s;
typedef struct _opl3_slot opl3_slot;
typedef struct _opl3_channel opl3_channel;
@@ -62,38 +57,38 @@ typedef struct _opl3_chip opl3_chip;
struct _opl3_slot {
opl3_channel *channel;
opl3_chip *chip;
- Bit16s out;
- Bit16s fbmod;
- Bit16s *mod;
- Bit16s prout;
- Bit16s eg_rout;
- Bit16s eg_out;
- Bit8u eg_inc;
- Bit8u eg_gen;
- Bit8u eg_rate;
- Bit8u eg_ksl;
- Bit8u *trem;
- Bit8u reg_vib;
- Bit8u reg_type;
- Bit8u reg_ksr;
- Bit8u reg_mult;
- Bit8u reg_ksl;
- Bit8u reg_tl;
- Bit8u reg_ar;
- Bit8u reg_dr;
- Bit8u reg_sl;
- Bit8u reg_rr;
- Bit8u reg_wf;
- Bit8u key;
- Bit32u pg_reset;
- Bit32u pg_phase;
- Bit16u pg_phase_out;
- Bit8u slot_num;
+ int16_t out;
+ int16_t fbmod;
+ int16_t *mod;
+ int16_t prout;
+ uint16_t eg_rout;
+ uint16_t eg_out;
+ uint8_t eg_inc;
+ uint8_t eg_gen;
+ uint8_t eg_rate;
+ uint8_t eg_ksl;
+ uint8_t *trem;
+ uint8_t reg_vib;
+ uint8_t reg_type;
+ uint8_t reg_ksr;
+ uint8_t reg_mult;
+ uint8_t reg_ksl;
+ uint8_t reg_tl;
+ uint8_t reg_ar;
+ uint8_t reg_dr;
+ uint8_t reg_sl;
+ uint8_t reg_rr;
+ uint8_t reg_wf;
+ uint8_t key;
+ uint32_t pg_reset;
+ uint32_t pg_phase;
+ uint16_t pg_phase_out;
+ uint8_t slot_num;
#if OPL_FAST_WAVEGEN
- Bit16u maskzero;
- Bit8u signpos;
- Bit8u phaseshift;
+ uint16_t maskzero;
+ uint8_t signpos;
+ uint8_t phaseshift;
#endif
};
@@ -101,71 +96,86 @@ struct _opl3_channel {
opl3_slot *slotz[2];/*Don't use "slots" keyword to avoid conflict with Qt applications*/
opl3_channel *pair;
opl3_chip *chip;
- Bit16s *out[4];
- Bit8u chtype;
- Bit16u f_num;
- Bit8u block;
- Bit8u fb;
- Bit8u con;
- Bit8u alg;
- Bit8u ksv;
- Bit16u cha, chb;
- Bit16u chl, chr;
- Bit8u ch_num;
+ int16_t *out[4];
+
+#if OPL_ENABLE_STEREOEXT
+ int32_t leftpan;
+ int32_t rightpan;
+#endif
+
+ uint8_t chtype;
+ uint16_t f_num;
+ uint8_t block;
+ uint8_t fb;
+ uint8_t con;
+ uint8_t alg;
+ uint8_t ksv;
+ uint16_t cha, chb;
+ uint16_t chc, chd;
+ uint16_t chl, chr;
+ uint8_t ch_num;
};
typedef struct _opl3_writebuf {
- Bit64u time;
- Bit16u reg;
- Bit8u data;
+ uint64_t time;
+ uint16_t reg;
+ uint8_t data;
} opl3_writebuf;
struct _opl3_chip {
opl3_channel channel[18];
opl3_slot slot[36];
- Bit16u timer;
- Bit64u eg_timer;
- Bit8u eg_timerrem;
- Bit8u eg_state;
- Bit8u eg_add;
- Bit8u newm;
- Bit8u nts;
- Bit8u rhy;
- Bit8u vibpos;
- Bit8u vibshift;
- Bit8u tremolo;
- Bit8u tremolopos;
- Bit8u tremoloshift;
- Bit32u noise;
- Bit16s zeromod;
- Bit32s mixbuff[2];
- Bit8u rm_hh_bit2;
- Bit8u rm_hh_bit3;
- Bit8u rm_hh_bit7;
- Bit8u rm_hh_bit8;
- Bit8u rm_tc_bit3;
- Bit8u rm_tc_bit5;
+ uint16_t timer;
+ uint64_t eg_timer;
+ uint8_t eg_timerrem;
+ uint8_t eg_state;
+ uint8_t eg_add;
+ uint8_t newm;
+ uint8_t nts;
+ uint8_t rhy;
+ uint8_t vibpos;
+ uint8_t vibshift;
+ uint8_t tremolo;
+ uint8_t tremolopos;
+ uint8_t tremoloshift;
+ uint32_t noise;
+ int16_t zeromod;
+ int32_t mixbuff[4];
+ uint8_t rm_hh_bit2;
+ uint8_t rm_hh_bit3;
+ uint8_t rm_hh_bit7;
+ uint8_t rm_hh_bit8;
+ uint8_t rm_tc_bit3;
+ uint8_t rm_tc_bit5;
+
+#if OPL_ENABLE_STEREOEXT
+ uint8_t stereoext;
+#endif
+
/* OPL3L */
- Bit32s rateratio;
- Bit32s samplecnt;
- Bit16s oldsamples[2];
- Bit16s samples[2];
-
- Bit64u writebuf_samplecnt;
- Bit32u writebuf_cur;
- Bit32u writebuf_last;
- Bit64u writebuf_lasttime;
+ int32_t rateratio;
+ int32_t samplecnt;
+ int16_t oldsamples[4];
+ int16_t samples[4];
+
+ uint64_t writebuf_samplecnt;
+ uint32_t writebuf_cur;
+ uint32_t writebuf_last;
+ uint64_t writebuf_lasttime;
opl3_writebuf writebuf[OPL_WRITEBUF_SIZE];
};
-void OPL3_Generate(opl3_chip *chip, Bit16s *buf);
-void OPL3_GenerateResampled(opl3_chip *chip, Bit16s *buf);
-void OPL3_Reset(opl3_chip *chip, Bit32u samplerate);
-void OPL3_WriteReg(opl3_chip *chip, Bit16u reg, Bit8u v);
-void OPL3_WriteRegBuffered(opl3_chip *chip, Bit16u reg, Bit8u v);
-void OPL3_WritePan(opl3_chip *chip, Bit16u reg, Bit8u v);
-void OPL3_GenerateStream(opl3_chip *chip, Bit16s *sndptr, Bit32u numsamples);
-void OPL3_GenerateStreamMix(opl3_chip *chip, Bit16s *sndptr, Bit32u numsamples);
+void OPL3_Generate(opl3_chip *chip, int16_t *buf);
+void OPL3_GenerateResampled(opl3_chip *chip, int16_t *buf);
+void OPL3_Reset(opl3_chip *chip, uint32_t samplerate);
+void OPL3_WriteReg(opl3_chip *chip, uint16_t reg, uint8_t v);
+void OPL3_WriteRegBuffered(opl3_chip *chip, uint16_t reg, uint8_t v);
+void OPL3_WritePan(opl3_chip *chip, uint16_t reg, uint8_t v);
+void OPL3_GenerateStream(opl3_chip *chip, int16_t *sndptr, uint32_t numsamples);
+
+void OPL3_Generate4Ch(opl3_chip *chip, int16_t *buf4);
+void OPL3_Generate4ChResampled(opl3_chip *chip, int16_t *buf4);
+void OPL3_Generate4ChStream(opl3_chip *chip, int16_t *sndptr1, int16_t *sndptr2, uint32_t numsamples);
#ifdef __cplusplus
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-07-12 07:36:15 +0000