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authorMichael Pavone <pavone@retrodev.com>2018-03-30 00:37:08 -0700
committerMichael Pavone <pavone@retrodev.com>2018-03-30 00:37:08 -0700
commit6409b9654c78328d03c4ced4f4b651a303497873 (patch)
tree205d01d6118297ffa1570f3cacb4306b7ee7cdf8 /psg.h
parent431054f4686cd2a9fffa6f64751f81cdf0b39a89 (diff)
More audio refactoring in preparation for allowing proper sync to video with dynamic audio rate control
Diffstat (limited to 'psg.h')
-rw-r--r--psg.h11
1 files changed, 1 insertions, 10 deletions
diff --git a/psg.h b/psg.h
index 4e77f20..c4648e8 100644
--- a/psg.h
+++ b/psg.h
@@ -11,21 +11,12 @@
#include "render.h"
typedef struct {
- int16_t *audio_buffer;
audio_source *audio;
- uint64_t buffer_fraction;
- uint64_t buffer_inc;
- uint32_t buffer_pos;
uint32_t clock_inc;
uint32_t cycles;
- uint32_t sample_rate;
- uint32_t samples_frame;
- int32_t lowpass_alpha;
uint16_t lsfr;
uint16_t counter_load[4];
uint16_t counters[4];
- int16_t accum;
- int16_t last_sample;
uint8_t volume[4];
uint8_t output_state[4];
uint8_t noise_out;
@@ -35,7 +26,7 @@ typedef struct {
} psg_context;
-void psg_init(psg_context * context, uint32_t sample_rate, uint32_t master_clock, uint32_t clock_div, uint32_t samples_frame, uint32_t lowpass_cutoff);
+void psg_init(psg_context * context, uint32_t master_clock, uint32_t clock_div);
void psg_free(psg_context *context);
void psg_adjust_master_clock(psg_context * context, uint32_t master_clock);
void psg_write(psg_context * context, uint8_t value);