Mercurial > repos > blastem
view pico_pcm.h @ 2490:a0837ea61fda
Get static images working in GL mode
author | Michael Pavone <pavone@retrodev.com> |
---|---|
date | Wed, 17 Apr 2024 21:54:44 -0700 |
parents | e8eba0cd5444 |
children |
line wrap: on
line source
#ifndef PICO_PCM_H_ #define PICO_PCM_H_ #include <stdint.h> #include "render_audio.h" #include "oscilloscope.h" typedef struct { audio_source *audio; oscilloscope *scope; uint32_t clock_inc; uint32_t cycle; uint16_t ctrl; uint16_t counter; uint16_t rate; uint16_t samples; int16_t output; uint8_t fifo[0x40]; uint8_t fifo_read; uint8_t fifo_write; uint8_t adpcm_state; uint8_t nibble_store; uint8_t scope_channel; } pico_pcm; void pico_pcm_init(pico_pcm *pcm, uint32_t master_clock, uint32_t divider); void pico_pcm_free(pico_pcm *pcm); void pico_pcm_adjust_master_clock(pico_pcm *pcm, uint32_t master_clock); void pico_pcm_enable_scope(pico_pcm *pcm, oscilloscope *scope, uint32_t master_clock); void pico_pcm_run(pico_pcm *pcm, uint32_t cycle); void pico_pcm_ctrl_write(pico_pcm *pcm, uint16_t value); void pico_pcm_data_write(pico_pcm *pcm, uint16_t value); uint16_t pico_pcm_ctrl_read(pico_pcm *pcm); uint16_t pico_pcm_data_read(pico_pcm *pcm); uint32_t pico_pcm_next_int(pico_pcm *pcm); #endif //PICO_PCM_H_