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[GTK3] Implement rewind, turbo and slow-motion

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This commit is contained in:
Maximilian Mader 2019-10-14 18:25:40 +02:00
parent 9224b3f2ac
commit a1b464bd23
Signed by: Max
GPG Key ID: F71D56A3151C4FB3
1 changed files with 35 additions and 1 deletions
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36
gtk3/main.c
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@ -860,6 +860,27 @@ static gboolean on_key_press(GtkWidget *w, GdkEventKey *event, gpointer data) {
case GDK_KEY_k: mask = BUTTON_MASK_B; break;
case GDK_KEY_l: mask = BUTTON_MASK_A; break;
case GDK_KEY_Tab: {
rewind_down = event->type == GDK_KEY_PRESS;
GB_set_turbo_mode(&gb, turbo_down, turbo_down && rewind_down);
if (event->type == GDK_KEY_RELEASE) {
rewind_paused = false;
}
break; }
case GDK_KEY_space: {
turbo_down = event->type == GDK_KEY_PRESS;
SDL_ClearQueuedAudio(device_id);
GB_set_turbo_mode(&gb, turbo_down, turbo_down && rewind_down);
break; }
case GDK_KEY_dead_acute: // fall through
case GDK_KEY_acute: // fall through
case GDK_KEY_apostrophe:
underclock_down = event->type == GDK_KEY_PRESS;
break;
case GDK_KEY_F11: {
if (event->type == GDK_KEY_RELEASE) {
if (is_fullscreen) {
@ -869,7 +890,7 @@ static gboolean on_key_press(GtkWidget *w, GdkEventKey *event, gpointer data) {
gtk_window_fullscreen(GTK_WINDOW(main_window));
}
}
}
break; }
}
if (event->type == GDK_KEY_PRESS) {
@ -1405,6 +1426,7 @@ G_MODULE_EXPORT void on_keep_aspect_ratio_changed(GtkWidget *w, gpointer user_da
G_MODULE_EXPORT void on_rewind_duration_changed(GtkWidget *w, gpointer user_data_gptr) {
GtkComboBox *box = GTK_COMBO_BOX(w);
config.rewind_duration = g_ascii_strtoll(gtk_combo_box_get_active_id(box), NULL, 10);
GB_set_rewind_length(&gb, config.rewind_duration);
}
G_MODULE_EXPORT void on_sample_rate_changed(GtkWidget *w, gpointer user_data_gptr) {
@ -1823,6 +1845,17 @@ static void vblank(GB_gameboy_t *gb) {
GB_set_pixels_output(gb, get_pixels());
g_idle_add((GSourceFunc) on_vblank, NULL);
if (underclock_down && clock_mutliplier > 0.5) {
clock_mutliplier -= 1.0/16;
GB_set_clock_multiplier(gb, clock_mutliplier);
}
else if (!underclock_down && clock_mutliplier < 1.0) {
clock_mutliplier += 1.0/16;
GB_set_clock_multiplier(gb, clock_mutliplier);
}
do_rewind = rewind_down;
}
static void run(GuiData *gui_data) {
@ -2004,6 +2037,7 @@ static void start(GuiData *gui_data) {
while (running) {
if (rewind_paused) {
handle_events(&gb);
g_usleep(G_USEC_PER_SEC / 8);
}
else {
if (do_rewind) {