2017-06-22 23:51:57 +02:00
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#define EMU8K_MEM_ADDRESS_MASK 0xFFFFFF
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#define EMU8K_RAM_MEM_START 0x200000
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#define EMU8K_ROM_MEM_1MB_END 0x80000
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2016-06-26 00:34:39 +02:00
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typedef struct emu8k_t
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{
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struct
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{
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uint32_t cpf;
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uint32_t ptrx;
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uint32_t cvcf;
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uint32_t vtft;
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uint32_t psst;
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uint32_t csl;
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uint32_t ccca;
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uint16_t init1, init2, init3, init4;
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uint16_t envvol;
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uint16_t dcysusv;
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uint16_t envval;
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uint16_t dcysus;
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uint16_t atkhldv;
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uint16_t lfo1val, lfo2val;
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uint16_t atkhld;
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uint16_t ip;
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uint16_t ifatn;
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uint16_t pefe;
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uint16_t fmmod;
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uint16_t tremfrq;
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uint16_t fm2frq2;
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int voice_on;
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uint64_t addr;
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uint64_t loop_start, loop_end;
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uint16_t pitch;
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int attenuation;
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int env_state, env_vol;
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int env_attack, env_decay, env_sustain, env_release;
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int menv_state, menv_vol;
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int menv_attack, menv_decay, menv_sustain, menv_release;
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int lfo1_count, lfo2_count;
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int8_t lfo1_fmmod, lfo2_fmmod;
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int8_t lfo1_trem;
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int vol_l, vol_r;
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int8_t fe_height;
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int64_t vlp, vbp, vhp;
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int32_t q;
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int filter_offset;
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/* float vlp, vbp, vhp;
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float q;*/
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int cutoff;
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} voice[32];
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uint32_t hwcf1, hwcf2, hwcf3;
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uint32_t hwcf4, hwcf5, hwcf6;
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uint32_t smalr, smarr, smalw, smarw;
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uint16_t smld_buffer, smrd_buffer;
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uint16_t wc;
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uint16_t c02_read;
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uint16_t id;
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int16_t *ram, *rom;
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uint32_t ram_end_addr;
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int cur_reg, cur_voice;
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int timer_count;
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int16_t out_l, out_r;
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int pos;
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int32_t buffer[SOUNDBUFLEN * 2];
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} emu8k_t;
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void emu8k_init(emu8k_t *emu8k, int onboard_ram);
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void emu8k_close(emu8k_t *emu8k);
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void emu8k_update(emu8k_t *emu8k);
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