}
/* libretro */
-void retro_set_environment(retro_environment_t cb) { environ_cb = cb; }
+void retro_set_environment(retro_environment_t cb)
+{
+ static const struct retro_variable vars[] = {
+ { "frameskip", "Frameskip; 0|1|2|3" },
+#ifdef __ARM_NEON__
+ { "neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
+#endif
+ { NULL, NULL },
+ };
+
+ environ_cb = cb;
+
+ cb(RETRO_ENVIRONMENT_SET_VARIABLES, (void*)vars);
+}
+
void retro_set_video_refresh(retro_video_refresh_t cb) { video_cb = cb; }
void retro_set_audio_sample(retro_audio_sample_t cb) { (void)cb; }
void retro_set_audio_sample_batch(retro_audio_sample_batch_t cb) { audio_batch_cb = cb; }
/* multidisk support */
static bool disk_ejected;
static unsigned int disk_current_index;
+static unsigned int disk_count;
static struct disks_state {
char *fname;
int internal_index; // for multidisk eboots
static unsigned int disk_get_num_images(void)
{
- unsigned int count = 0;
- size_t i;
-
- for (i = 0; i < sizeof(disks) / sizeof(disks[0]); i++)
- if (disks[i].fname != NULL)
- count++;
-
- return count;
+ return disk_count;
}
static bool disk_replace_image_index(unsigned index,
static bool disk_add_image_index(void)
{
- // TODO??
+ if (disk_count >= 8)
+ return false;
+
+ disk_count++;
return true;
}
{
char line[PATH_MAX];
char name[PATH_MAX];
- size_t i = 0;
FILE *f = fopen(file, "r");
if (!f)
return false;
- while (fgets(line, sizeof(line), f) && i < sizeof(disks) / sizeof(disks[0])) {
+ while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
if (line[0] == '#')
continue;
char *carrige_return = strchr(line, '\r');
if (line[0] != '\0')
{
snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
- disks[i++].fname = strdup(name);
+ disks[disk_count++].fname = strdup(name);
}
}
fclose(f);
- return (i != 0);
+ return (disk_count != 0);
}
static void extract_directory(char *buf, const char *path, size_t size)
SysPrintf("failed to read m3u file\n");
return false;
}
- }
- else
+ } else {
+ disk_count = 1;
disks[0].fname = strdup(info->path);
+ }
set_cd_image(disks[0].fname);
// multidisk images
if (!is_m3u) {
+ disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
disks[i].fname = strdup(info->path);
disks[i].internal_index = i;
};
#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
+static void update_variables(void)
+{
+ struct retro_variable var;
+
+ var.value = NULL;
+ var.key = "frameskip";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+ pl_rearmed_cbs.frameskip = atoi(var.value);
+#ifdef __ARM_NEON__
+ var.value = NULL;
+ var.key = "neon_enhancement_enable";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ pl_rearmed_cbs.gpu_neon.enhancement_enable = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ pl_rearmed_cbs.gpu_neon.enhancement_enable = 1;
+ }
+#endif
+}
+
void retro_run(void)
{
int i;
input_poll_cb();
+
+ bool updated = false;
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
+ update_variables();
+
in_keystate = 0;
for (i = 0; i < RETRO_PSX_MAP_LEN; i++)
if (input_state_cb(1, RETRO_DEVICE_JOYPAD, 0, i))
SaveFuncs.write = save_write;
SaveFuncs.seek = save_seek;
SaveFuncs.close = save_close;
+
+ update_variables();
}
void retro_deinit(void)