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Refactored ESFM timers; removed 16-bit clipping from ESFMu

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Co-authored-by: OBattler <oubattler@gmail.com>
This commit is contained in:
Kagamiin~
2024-03-22 11:56:01 -03:00
parent 937537f78e
commit d46e2ef7c8
3 changed files with 40 additions and 65 deletions
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15
src/sound/esfmu/esfm.c
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@@ -1741,6 +1741,10 @@ ESFM_slot_generate_emu(esfm_slot *slot)
}
/* ------------------------------------------------------------------------- */
#pragma GCC diagnostic ignored "-Wunused-variable"
#pragma GCC diagnostic ignored "-Wunknown-pragmas"
#pragma clang diagnostic ignored "-Wunused-variable"
#pragma clang diagnostic ignored "-Wunknown-pragmas"
static void
ESFM_process_feedback(esfm_chip *chip)
{
@@ -2226,7 +2230,7 @@ ESFM_update_write_buffer(esfm_chip *chip)
/* ------------------------------------------------------------------------- */
void
ESFM_generate(esfm_chip *chip, int16_t *buf)
ESFM_generate(esfm_chip *chip, int32_t *buf)
{
int channel_idx;
@@ -2259,8 +2263,8 @@ ESFM_generate(esfm_chip *chip, int16_t *buf)
chip->output_accm[1] += channel->output[1];
}
buf[0] = ESFM_clip_sample(chip->output_accm[0]);
buf[1] = ESFM_clip_sample(chip->output_accm[1]);
buf[0] = chip->output_accm[0];
buf[1] = chip->output_accm[1];
ESFM_update_timers(chip);
ESFM_update_write_buffer(chip);
@@ -2308,10 +2312,13 @@ void
ESFM_generate_stream(esfm_chip *chip, int16_t *sndptr, uint32_t num_samples)
{
uint32_t i;
int32_t buf[2] = { 0 };
for (i = 0; i < num_samples; i++)
{
ESFM_generate(chip, sndptr);
ESFM_generate(chip, buf);
sndptr[0] = ESFM_clip_sample(buf[0]);
sndptr[1] = ESFM_clip_sample(buf[1]);
sndptr += 2;
}
}

2
src/sound/esfmu/esfm.h
View File

@@ -67,7 +67,7 @@ void ESFM_write_reg_buffered_fast (esfm_chip *chip, uint16_t address, uint8_t da
void ESFM_write_port (esfm_chip *chip, uint8_t offset, uint8_t data);
uint8_t ESFM_readback_reg (esfm_chip *chip, uint16_t address);
uint8_t ESFM_read_port (esfm_chip *chip, uint8_t offset);
void ESFM_generate(esfm_chip *chip, int16_t *buf);
void ESFM_generate(esfm_chip *chip, int32_t *buf);
void ESFM_generate_stream(esfm_chip *chip, int16_t *sndptr, uint32_t num_samples);
int16_t ESFM_get_channel_output_native(esfm_chip *chip, int channel_idx);