add Pokémon Mini (partially)

src/engine/platform/pokemini.h

@@ -0,0 +1,69 @@
+/**
+ * Furnace Tracker - multi-system chiptune tracker
+ * Copyright (C) 2021-2022 tildearrow and contributors
+ *
+ * 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 2 of the License, or
+ * (at your option) 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, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#ifndef _POKEMINI_H
+#define _POKEMINI_H
+
+#include "../dispatch.h"
+#include "../macroInt.h"
+
+class DivPlatformPokeMini: public DivDispatch {
+  struct Channel: public SharedChannel<signed char> {
+    unsigned char duty;
+    Channel():
+      SharedChannel<signed char>(2),
+      duty(128) {}
+  };
+  Channel chan[1];
+  DivDispatchOscBuffer* oscBuf;
+  bool isMuted[1];
+  bool on;
+  int pos;
+  unsigned char timerScale, vol;
+  unsigned short preset, pivot;
+  unsigned char regPool[2];
+  unsigned short elapsedMain;
+
+  friend void putDispatchChip(void*,int);
+  friend void putDispatchChan(void*,int,int);
+
+  public:
+    void acquire(short* bufL, short* bufR, size_t start, size_t len);
+    int dispatch(DivCommand c);
+    void* getChanState(int chan);
+    DivMacroInt* getChanMacroInt(int ch);
+    DivDispatchOscBuffer* getOscBuffer(int chan);
+    unsigned char* getRegisterPool();
+    int getRegisterPoolSize();
+    void reset();
+    void forceIns();
+    void tick(bool sysTick=true);
+    void muteChannel(int ch, bool mute);
+    bool keyOffAffectsArp(int ch);
+    void setFlags(const DivConfig& flags);
+    void notifyInsDeletion(void* ins);
+    void poke(unsigned int addr, unsigned short val);
+    void poke(std::vector<DivRegWrite>& wlist);
+    const char** getRegisterSheet();
+    int init(DivEngine* parent, int channels, int sugRate, const DivConfig& flags);
+    void quit();
+    ~DivPlatformPokeMini();
+};
+
+#endif