minicast/libswirl/hw/aica/sgc_if.h at main · skmp/minicast

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This file is part of libswirl

#include "license/bsd"

#pragma once

#include "aica.h"

struct dsp_context_t;

struct AudioStream;

union fp_22_10

{

struct

{

u32 fp:10;

u32 ip:22;

};

u32 full;

};

union fp_s_22_10

{

struct

{

u32 fp:10;

s32 ip:22;

};

s32 full;

};

union fp_20_12

{

struct

{

u32 fp:12;

u32 ip:20;

};

u32 full;

};

struct DSP_OUT_VOL_REG

{

//-- EFSDL[3:0] -- EFPAN[4:0]

u32 EFPAN:5;

u32 res_1:3;

u32 EFSDL:4;

u32 res_2:4;

u32 pad:16;

};

//#define SAMPLE_TYPE_SHIFT (8)

typedef s32 SampleType;

#define clip(x,min,max) if ((x)<(min)) (x)=(min); if ((x)>(max)) (x)=(max);

#define clip16(x) clip(x,-32768,32767)

struct SGC {

virtual void AICA_Sample() = 0;

virtual void AICA_Sample32() = 0;

virtual void WriteChannelReg8(u32 channel, u32 reg) = 0;

static SGC* Create(AudioStream* audio_stream, u8* aica_reg, dsp_context_t* dsp, u8* aica_ram, u32 aram_size);

;

virtual void ReadCommonReg(u32 reg,bool byte) = 0;

virtual void WriteCommonReg8(u32 reg,u32 data) = 0;

virtual bool channel_serialize(void **data, unsigned int *total_size) = 0;

virtual bool channel_unserialize(void **data, unsigned int *total_size) = 0;

virtual ~SGC() { }

};

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