[Experimental] Added support for emulation core switching in real time!

Due to clunky playback on updated Nuked OPL3 emulator v 1.8, I kept the Nuked OPL3 1.7.4 work in parallel and be a separated switchable emulator.

1 files changed, 25 insertions, 0 deletions

diff --git a/src/chips/opl_chip_base.h b/src/chips/opl_chip_base.h
new file mode 100644
index 0000000..aa6934b
--- /dev/null
+++ b/src/chips/opl_chip_base.h
@@ -0,0 +1,25 @@
+#ifndef ONP_CHIP_BASE_H
+#define ONP_CHIP_BASE_H
+
+#include <stdint.h>
+#include <stddef.h>
+
+class OPLChipBase
+{
+protected:
+    uint32_t m_rate;
+public:
+    OPLChipBase();
+    OPLChipBase(const OPLChipBase &c);
+    virtual ~OPLChipBase();
+
+    virtual void setRate(uint32_t rate);
+    virtual void reset() = 0;
+    virtual void reset(uint32_t rate);
+    virtual void writeReg(uint16_t addr, uint8_t data) = 0;
+    virtual int generate(int16_t *output, size_t frames) = 0;
+    virtual int generateAndMix(int16_t *output, size_t frames) = 0;
+    virtual const char* emulatorName() = 0;
+};
+
+#endif // ONP_CHIP_BASE_H