feat: load/save state from number hotkeys

This commit is contained in:
2025-11-14 11:02:21 +01:00
parent f04fe1f5c1
commit 4ddb5241b4
11 changed files with 265 additions and 199 deletions
+239 -181
View File
@@ -12,6 +12,232 @@
#include "state.h"
#include "tempo.h"
static void safe_midi_write(const MidiDevice *midi, unsigned int code,
unsigned char value) {
if (code != UNSET_MIDI_CODE) {
midi_write(midi, code, value);
}
}
static void update_page(const SharedContext *context,
const StateConfig *state_config,
const MidiDevice *midi) {
unsigned int page_item_min;
unsigned int page_item_max;
// SHOW PAGE
for (unsigned int i = 0; i < state_config->select_page_codes.length; i++) {
safe_midi_write(midi, state_config->select_page_codes.values[i],
i == context->page ? MIDI_MAX : 0);
}
// SHOW PAGE ITEM
page_item_min = state_config->select_item_codes.length * context->page;
page_item_max = page_item_min + state_config->select_item_codes.length;
if (context->state.values[context->selected] >= page_item_min &&
context->state.values[context->selected] < page_item_max) {
for (unsigned int i = 0; i < state_config->select_item_codes.length; i++) {
safe_midi_write(midi, state_config->select_item_codes.values[i],
i == context->state.values[context->selected] -
page_item_min
? MIDI_MAX
: 0);
}
} else {
for (unsigned int i = 0; i < state_config->select_item_codes.length; i++) {
safe_midi_write(midi, state_config->select_item_codes.values[i], 0);
}
}
}
static void update_active(const SharedContext *context,
const StateConfig *state_config,
const MidiDevice *midi) {
unsigned int k;
for (unsigned int i = 0; i < state_config->midi_active_counts.length; i++) {
for (unsigned int j = 0; j < state_config->midi_active_counts.values[i];
j++) {
k = state_config->midi_active_offsets.values[i] + j;
safe_midi_write(midi, state_config->midi_active_codes.values[k],
context->active[i] == j ? MIDI_MAX : 0);
}
}
}
static void update_values(const SharedContext *context,
const StateConfig *state_config,
const MidiDevice *midi) {
unsigned int j;
unsigned int k;
unsigned int part;
for (unsigned int i = 0; i < state_config->midi_codes.length; i++) {
j = i / 3;
part = arr_uint_remap_index(state_config->midi_offsets, &j);
k = state_config->values_offsets.values[part] +
context->active[part] * state_config->midi_counts.values[part] + j;
safe_midi_write(midi, state_config->midi_codes.values[i],
context->values[k][i % 3] * MIDI_MAX);
}
}
static void reset(SharedContext *context) {
memset(context->values, 0, sizeof(context->values));
memset(context->state.values, 0, sizeof(context->state.values));
}
static void randomize(SharedContext *context, const StateConfig *state_config) {
unsigned int j;
unsigned int l;
unsigned int part;
for (unsigned int i = 0; i < state_config->midi_codes.length; i++) {
j = i / 3;
part = arr_uint_remap_index(state_config->midi_offsets, &j);
for (unsigned int k = 0; k < state_config->midi_active_counts.values[part];
k++) {
l = state_config->values_offsets.values[part] +
k * state_config->midi_counts.values[part] + j;
if (arr_uint_index_of(state_config->fader_codes,
state_config->midi_codes.values[i]) !=
ARRAY_NOT_FOUND) {
context->values[l][i % 3] = (float)rand_uint(MIDI_MAX + 1) / MIDI_MAX;
} else {
context->values[l][i % 3] = rand_uint(2) == 1 ? 1 : 0;
}
}
}
for (unsigned int i = 0; i < context->state.length; i++) {
context->state.values[i] = rand_uint(state_config->state_max);
}
}
static void load_from_file(SharedContext *context,
const StateConfig *state_config, char *state_file) {
ConfigFile saved_state;
char key[STR_LEN];
config_file_read(&saved_state, state_file);
if (saved_state.error) {
return;
}
tempo_set(&context->tempo,
config_file_get_int(&saved_state, "tempo", context->tempo.tempo));
context->page = config_file_get_int(&saved_state, "page", 0);
context->selected = config_file_get_int(&saved_state, "selected", 0);
for (unsigned int i = 0; i < context->state.length; i++) {
snprintf(key, STR_LEN, "seed_%d", i);
context->seeds[i] =
config_file_get_int(&saved_state, key, context->seeds[i]);
snprintf(key, STR_LEN, "state_%d", i);
context->state.values[i] = config_file_get_int(&saved_state, key, 0);
}
for (unsigned int i = 0; i < state_config->midi_active_counts.length; i++) {
snprintf(key, STR_LEN, "active_%d", i);
context->active[i] = config_file_get_int(&saved_state, key, 0);
}
for (unsigned int i = 0; i < state_config->value_count; i++) {
snprintf(key, STR_LEN, "value_%d_x", i);
context->values[i][0] =
(float)config_file_get_int(&saved_state, key, 0) / MIDI_MAX;
snprintf(key, STR_LEN, "value_%d_y", i);
context->values[i][1] =
(float)config_file_get_int(&saved_state, key, 0) / MIDI_MAX;
snprintf(key, STR_LEN, "value_%d_z", i);
context->values[i][2] =
(float)config_file_get_int(&saved_state, key, 0) / MIDI_MAX;
}
config_file_free(&saved_state);
}
static void load_from_default_file(SharedContext *context,
const StateConfig *state_config) {
char state_file[STR_LEN];
snprintf(state_file, STR_LEN, "%s.txt", state_config->save_file_prefix);
load_from_file(context, state_config, state_file);
}
static void load_from_index_file(SharedContext *context,
const StateConfig *state_config,
unsigned int index) {
char state_file[STR_LEN];
snprintf(state_file, STR_LEN, "%s.%d.txt", state_config->save_file_prefix,
index);
load_from_file(context, state_config, state_file);
}
static void save_to_file(const SharedContext *context,
const StateConfig *state_config,
const char *state_file) {
StringArray lines;
log_info("Saving state to '%s'...", state_file);
lines.length = 0;
snprintf(lines.values[lines.length++], STR_LEN, "tempo=%d",
(unsigned int)context->tempo.tempo);
snprintf(lines.values[lines.length++], STR_LEN, "page=%d", context->page);
snprintf(lines.values[lines.length++], STR_LEN, "selected=%d",
context->selected);
for (unsigned int i = 0; i < context->state.length; i++) {
snprintf(lines.values[lines.length++], STR_LEN, "seed_%d=%d", i,
context->seeds[i]);
snprintf(lines.values[lines.length++], STR_LEN, "state_%d=%d", i,
context->state.values[i]);
}
for (unsigned int i = 0; i < state_config->midi_active_counts.length; i++) {
snprintf(lines.values[lines.length++], STR_LEN, "active_%d=%d", i,
context->active[i]);
}
for (unsigned int i = 0; i < state_config->value_count; i++) {
snprintf(lines.values[lines.length++], STR_LEN, "value_%d_x=%d", i,
(unsigned int)(context->values[i][0] * MIDI_MAX));
snprintf(lines.values[lines.length++], STR_LEN, "value_%d_y=%d", i,
(unsigned int)(context->values[i][1] * MIDI_MAX));
snprintf(lines.values[lines.length++], STR_LEN, "value_%d_z=%d", i,
(unsigned int)(context->values[i][2] * MIDI_MAX));
}
file_write(state_file, &lines);
}
static void save_to_default_file(const SharedContext *context,
const StateConfig *state_config) {
char state_file[STR_LEN];
snprintf(state_file, STR_LEN, "%s.txt", state_config->save_file_prefix);
save_to_file(context, state_config, state_file);
}
static void save_to_index_file(const SharedContext *context,
const StateConfig *state_config,
unsigned int index) {
char state_file[STR_LEN];
snprintf(state_file, STR_LEN, "%s.%d.txt", state_config->save_file_prefix,
index);
save_to_file(context, state_config, state_file);
}
void state_parse_config(StateConfig *state_config, const ConfigFile *config) {
unsigned int offset;
unsigned int count;
@@ -118,76 +344,10 @@ void state_parse_config(StateConfig *state_config, const ConfigFile *config) {
state_config->tap_tempo_code =
config_file_get_int(config, "TAP_TEMPO", UNSET_MIDI_CODE);
}
static void safe_midi_write(const MidiDevice *midi, unsigned int code,
unsigned char value) {
if (code != UNSET_MIDI_CODE) {
midi_write(midi, code, value);
}
}
static void update_page(const SharedContext *context,
const StateConfig *state_config,
const MidiDevice *midi) {
unsigned int page_item_min;
unsigned int page_item_max;
// SHOW PAGE
for (unsigned int i = 0; i < state_config->select_page_codes.length; i++) {
safe_midi_write(midi, state_config->select_page_codes.values[i],
i == context->page ? MIDI_MAX : 0);
}
// SHOW PAGE ITEM
page_item_min = state_config->select_item_codes.length * context->page;
page_item_max = page_item_min + state_config->select_item_codes.length;
if (context->state.values[context->selected] >= page_item_min &&
context->state.values[context->selected] < page_item_max) {
for (unsigned int i = 0; i < state_config->select_item_codes.length; i++) {
safe_midi_write(midi, state_config->select_item_codes.values[i],
i == context->state.values[context->selected] -
page_item_min
? MIDI_MAX
: 0);
}
} else {
for (unsigned int i = 0; i < state_config->select_item_codes.length; i++) {
safe_midi_write(midi, state_config->select_item_codes.values[i], 0);
}
}
}
static void update_active(const SharedContext *context,
const StateConfig *state_config,
const MidiDevice *midi) {
unsigned int k;
for (unsigned int i = 0; i < state_config->midi_active_counts.length; i++) {
for (unsigned int j = 0; j < state_config->midi_active_counts.values[i];
j++) {
k = state_config->midi_active_offsets.values[i] + j;
safe_midi_write(midi, state_config->midi_active_codes.values[k],
context->active[i] == j ? MIDI_MAX : 0);
}
}
}
static void update_values(const SharedContext *context,
const StateConfig *state_config,
const MidiDevice *midi) {
unsigned int j;
unsigned int k;
unsigned int part;
for (unsigned int i = 0; i < state_config->midi_codes.length; i++) {
j = i / 3;
part = arr_uint_remap_index(state_config->midi_offsets, &j);
k = state_config->values_offsets.values[part] +
context->active[part] * state_config->midi_counts.values[part] + j;
safe_midi_write(midi, state_config->midi_codes.values[i],
context->values[k][i % 3] * MIDI_MAX);
}
strlcpy(state_config->save_file_prefix,
config_file_get_str(config, "SAVE_FILE_PREFIX", "forge_save"),
STR_LEN);
}
void state_midi_event(SharedContext *context, const StateConfig *state_config,
@@ -281,39 +441,6 @@ void state_midi_event(SharedContext *context, const StateConfig *state_config,
}
}
static void reset(SharedContext *context) {
memset(context->values, 0, sizeof(context->values));
memset(context->state.values, 0, sizeof(context->state.values));
}
static void randomize(SharedContext *context, const StateConfig *state_config) {
unsigned int j;
unsigned int l;
unsigned int part;
for (unsigned int i = 0; i < state_config->midi_codes.length; i++) {
j = i / 3;
part = arr_uint_remap_index(state_config->midi_offsets, &j);
for (unsigned int k = 0; k < state_config->midi_active_counts.values[part];
k++) {
l = state_config->values_offsets.values[part] +
k * state_config->midi_counts.values[part] + j;
if (arr_uint_index_of(state_config->fader_codes,
state_config->midi_codes.values[i]) !=
ARRAY_NOT_FOUND) {
context->values[l][i % 3] = (float)rand_uint(MIDI_MAX + 1) / MIDI_MAX;
} else {
context->values[l][i % 3] = rand_uint(2) == 1 ? 1 : 0;
}
}
}
for (unsigned int i = 0; i < context->state.length; i++) {
context->state.values[i] = rand_uint(state_config->state_max);
}
}
void state_key_event(SharedContext *context, const StateConfig *state_config,
unsigned int code, const MidiDevice *midi) {
if (code == 82) {
@@ -354,6 +481,12 @@ void state_key_event(SharedContext *context, const StateConfig *state_config,
tempo_set(&context->tempo, context->tempo.tempo - 1);
}
log_info("[DOWN] Tempo: %f", context->tempo);
} else if (code >= 48 && code <= 57) {
log_info("[%d] Loading state %d", code - 48, code - 48);
load_from_index_file(context, state_config, code - 48);
} else if (code >= 1048 && code <= 1057) {
log_info("[%d] Saving state %d", code - 1048, code - 1048);
save_to_index_file(context, state_config, code - 1048);
} else {
log_info("[%d] No hotkey defined", code);
}
@@ -414,50 +547,9 @@ bool state_background_write(SharedContext *context,
return false;
}
static void state_load(SharedContext *context, const StateConfig *state_config,
const char *state_file) {
ConfigFile saved_state;
char key[STR_LEN];
config_file_read(&saved_state, state_file);
tempo_set(&context->tempo,
config_file_get_int(&saved_state, "tempo", context->tempo.tempo));
context->page = config_file_get_int(&saved_state, "page", 0);
context->selected = config_file_get_int(&saved_state, "selected", 0);
for (unsigned int i = 0; i < context->state.length; i++) {
snprintf(key, STR_LEN, "seed_%d", i);
context->seeds[i] =
config_file_get_int(&saved_state, key, context->seeds[i]);
snprintf(key, STR_LEN, "state_%d", i);
context->state.values[i] = config_file_get_int(&saved_state, key, 0);
}
for (unsigned int i = 0; i < state_config->midi_active_counts.length; i++) {
snprintf(key, STR_LEN, "active_%d", i);
context->active[i] = config_file_get_int(&saved_state, key, 0);
}
for (unsigned int i = 0; i < state_config->value_count; i++) {
snprintf(key, STR_LEN, "value_%d_x", i);
context->values[i][0] =
(float)config_file_get_int(&saved_state, key, 0) / MIDI_MAX;
snprintf(key, STR_LEN, "value_%d_y", i);
context->values[i][1] =
(float)config_file_get_int(&saved_state, key, 0) / MIDI_MAX;
snprintf(key, STR_LEN, "value_%d_z", i);
context->values[i][2] =
(float)config_file_get_int(&saved_state, key, 0) / MIDI_MAX;
}
config_file_free(&saved_state);
}
void state_init(SharedContext *context, const StateConfig *state_config,
bool demo, bool auto_random, unsigned int auto_random_cycles,
unsigned int base_tempo, const char *state_file,
bool load_state) {
unsigned int base_tempo, bool load_state) {
tempo_init(&context->tempo);
tempo_set(&context->tempo, base_tempo);
context->demo = demo;
@@ -484,44 +576,10 @@ void state_init(SharedContext *context, const StateConfig *state_config,
}
if (load_state) {
state_load(context, state_config, state_file);
load_from_default_file(context, state_config);
}
}
void state_save(const SharedContext *context, const StateConfig *state_config,
const char *state_file) {
StringArray lines;
log_info("Saving state to '%s'...", state_file);
lines.length = 0;
snprintf(lines.values[lines.length++], STR_LEN, "tempo=%d",
(unsigned int)context->tempo.tempo);
snprintf(lines.values[lines.length++], STR_LEN, "page=%d", context->page);
snprintf(lines.values[lines.length++], STR_LEN, "selected=%d",
context->selected);
for (unsigned int i = 0; i < context->state.length; i++) {
snprintf(lines.values[lines.length++], STR_LEN, "seed_%d=%d", i,
context->seeds[i]);
snprintf(lines.values[lines.length++], STR_LEN, "state_%d=%d", i,
context->state.values[i]);
}
for (unsigned int i = 0; i < state_config->midi_active_counts.length; i++) {
snprintf(lines.values[lines.length++], STR_LEN, "active_%d=%d", i,
context->active[i]);
}
for (unsigned int i = 0; i < state_config->value_count; i++) {
snprintf(lines.values[lines.length++], STR_LEN, "value_%d_x=%d", i,
(unsigned int)(context->values[i][0] * MIDI_MAX));
snprintf(lines.values[lines.length++], STR_LEN, "value_%d_y=%d", i,
(unsigned int)(context->values[i][1] * MIDI_MAX));
snprintf(lines.values[lines.length++], STR_LEN, "value_%d_z=%d", i,
(unsigned int)(context->values[i][2] * MIDI_MAX));
}
file_write(state_file, &lines);
void state_save(const SharedContext *context, const StateConfig *state_config) {
save_to_default_file(context, state_config);
}