etc/furnace
0
0
Fork 0
mirror of https://github.com/tildearrow/furnace.git synced 2024-11-30 00:13:03 +00:00
Code Issues Projects Releases Packages Wiki Activity

more emulator outlines

Browse source
This commit is contained in:
LTVA1 2024-07-30 11:30:39 +03:00
parent 511799a488
commit cdc83f3a39
1 changed files with 34 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

35
src/engine/platform/sound/sid3.h
View file

@ -15,7 +15,10 @@ extern "C" {
#define SID3_NUM_REGISTERS 256
#define SID3_MAX_VOL 255
#define SID3_WAVETABLE_LENGTH 512
#define SID3_WAVETABLE_LENGTH 256
#define SID3_NUM_SINE_WAVES 8
#define SID3_SINE_WAVE_LENGTH 4096
typedef struct
{
@ -30,19 +33,45 @@ typedef struct
// Cutoff frequency, resonance.
float w0, w0_ceil_1;
float _1024_div_Q;
uint16_t cutoff;
uint8_t resonance;
} sid3_filter;
typedef struct
{
sid3_filter filt[SID3_NUM_FILTERS];
uint32_t connection_matrix;
uint8_t distortion_level;
} sid3_filters_block;
typedef struct
{
uint8_t a, d, s, sr, r, vol;
} sid3_channel_adsr;
typedef struct
{
uint32_t accumulator;
uint32_t frequency;
uint32_t noise_accumulator;
uint32_t noise_frequency;
uint32_t lfsr, lfsr_taps;
uint16_t waveform;
uint16_t pw;
uint8_t mix_mode;
sid3_channel_adsr adsr;
uint16_t flags;
uint8_t ring_mod_src;
uint8_t hard_sync_src;
uint8_t phase_mod_source;
sid3_filters_block filt;
uint8_t panning;
@ -56,6 +85,8 @@ typedef struct
uint16_t streamed_sample;
uint8_t wavetable[SID3_WAVETABLE_LENGTH];
sid3_channel_adsr adsr;
sid3_filters_block filt;
uint8_t panning;
@ -63,6 +94,8 @@ typedef struct
typedef struct
{
uint16_t sine_waves[SID3_NUM_SINE_WAVES][SID3_SINE_WAVE_LENGTH];
sid3_channel chan[SID3_NUM_CHANNELS - 1];
sid3_wavetable_chan wave_chan;