* See the COPYING file in the top-level directory.
*/
+#define _GNU_SOURCE 1 // strcasestr
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
+#include <strings.h>
#include "../libpcsxcore/misc.h"
#include "../libpcsxcore/psxcounters.h"
#include "../libpcsxcore/cdriso.h"
#include "../libpcsxcore/cheat.h"
#include "../plugins/dfsound/out.h"
+#include "../plugins/dfinput/externals.h"
#include "cspace.h"
#include "main.h"
#include "plugin.h"
int in_keystate;
int in_enable_vibration;
+/* PSX max resolution is 640x512, but with enhancement it's 1024x512 */
+#define VOUT_MAX_WIDTH 1024
+#define VOUT_MAX_HEIGHT 512
+
static void init_memcard(char *mcd_data)
{
unsigned off = 0;
}
/* 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" },
+ { "region", "Region; Auto|NTSC|PAL" },
+ { "pad1type", "Pad 1 Type; standard|analog" },
+#ifdef __ARM_NEON__
+ { "neon_interlace_enable", "Enable interlacing mode(s); disabled|enabled" },
+ { "neon_enhancement_enable", "Enhanced resolution (slow); disabled|enabled" },
+ { "neon_enhancement_no_main", "Enhanced resolution speed hack; 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; }
{
memset(info, 0, sizeof(*info));
info->library_name = "PCSX-ReARMed";
- info->library_version = REV;
- info->valid_extensions = "bin|cue|img|mdf|pbp|cbn";
+ info->library_version = "r19";
+ info->valid_extensions = "bin|cue|img|mdf|pbp|toc|cbn|m3u";
info->need_fullpath = true;
}
info->timing.sample_rate = 44100;
info->geometry.base_width = 320;
info->geometry.base_height = 240;
- info->geometry.max_width = 640;
- info->geometry.max_height = 512;
+ info->geometry.max_width = VOUT_MAX_WIDTH;
+ info->geometry.max_height = VOUT_MAX_HEIGHT;
info->geometry.aspect_ratio = 4.0 / 3.0;
}
/* 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;
}
.add_image_index = disk_add_image_index,
};
+// just in case, maybe a win-rt port in the future?
+#ifdef _WIN32
+#define SLASH '\\'
+#else
+#define SLASH '/'
+#endif
+
+static char base_dir[PATH_MAX];
+
+static bool read_m3u(const char *file)
+{
+ char line[PATH_MAX];
+ char name[PATH_MAX];
+ FILE *f = fopen(file, "r");
+ if (!f)
+ return false;
+
+ while (fgets(line, sizeof(line), f) && disk_count < sizeof(disks) / sizeof(disks[0])) {
+ if (line[0] == '#')
+ continue;
+ char *carrige_return = strchr(line, '\r');
+ if (carrige_return)
+ *carrige_return = '\0';
+ char *newline = strchr(line, '\n');
+ if (newline)
+ *newline = '\0';
+
+ if (line[0] != '\0')
+ {
+ snprintf(name, sizeof(name), "%s%c%s", base_dir, SLASH, line);
+ disks[disk_count++].fname = strdup(name);
+ }
+ }
+
+ fclose(f);
+ return (disk_count != 0);
+}
+
+static void extract_directory(char *buf, const char *path, size_t size)
+{
+ char *base;
+ strncpy(buf, path, size - 1);
+ buf[size - 1] = '\0';
+
+ base = strrchr(buf, '/');
+ if (!base)
+ base = strrchr(buf, '\\');
+
+ if (base)
+ *base = '\0';
+ else
+ {
+ buf[0] = '.';
+ buf[1] = '\0';
+ }
+}
+
+#ifdef __QNX__
+/* Blackberry QNX doesn't have strcasestr */
+
+/*
+ * Find the first occurrence of find in s, ignore case.
+ */
+char *
+strcasestr(const char *s, const char*find)
+{
+ char c, sc;
+ size_t len;
+
+ if ((c = *find++) != 0) {
+ c = tolower((unsigned char)c);
+ len = strlen(find);
+ do {
+ do {
+ if ((sc = *s++) == 0)
+ return (NULL);
+ } while ((char)tolower((unsigned char)sc) != c);
+ } while (strncasecmp(s, find, len) != 0);
+ s--;
+ }
+ return ((char *)s);
+}
+#endif
+
bool retro_load_game(const struct retro_game_info *info)
{
size_t i;
+ bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
+
#ifdef FRONTEND_SUPPORTS_RGB565
enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt)) {
}
disk_current_index = 0;
- disks[0].fname = strdup(info->path);
+ extract_directory(base_dir, info->path, sizeof(base_dir));
+
+ if (is_m3u) {
+ if (!read_m3u(info->path)) {
+ SysPrintf("failed to read m3u file\n");
+ return false;
+ }
+ } else {
+ disk_count = 1;
+ disks[0].fname = strdup(info->path);
+ }
set_cd_image(disks[0].fname);
}
plugin_call_rearmed_cbs();
+ dfinput_activate();
Config.PsxAuto = 1;
if (CheckCdrom() == -1) {
emu_on_new_cd(0);
// multidisk images
- for (i = 1; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++) {
- disks[i].fname = strdup(info->path);
- disks[i].internal_index = i;
+ 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;
+ }
}
return true;
void *retro_get_memory_data(unsigned id)
{
- return Mcd1Data;
+ if (id == RETRO_MEMORY_SAVE_RAM)
+ return Mcd1Data;
+ else
+ return NULL;
}
size_t retro_get_memory_size(unsigned id)
{
- return MCD_SIZE;
+ if (id == RETRO_MEMORY_SAVE_RAM)
+ return MCD_SIZE;
+ else
+ return 0;
}
void retro_reset(void)
};
#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
+static void update_variables(bool in_flight)
+{
+ 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);
+
+ var.value = NULL;
+ var.key = "region";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+ {
+ Config.PsxAuto = 0;
+ if (strcmp(var.value, "Automatic") == 0)
+ Config.PsxAuto = 1;
+ else if (strcmp(var.value, "NTSC") == 0)
+ Config.PsxType = 0;
+ else if (strcmp(var.value, "PAL") == 0)
+ Config.PsxType = 1;
+ }
+
+ var.value = NULL;
+ var.key = "pad1type";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+ {
+ in_type1 = PSE_PAD_TYPE_STANDARD;
+ if (strcmp(var.value, "analog") == 0)
+ in_type1 = PSE_PAD_TYPE_ANALOGPAD;
+ }
+
+#ifdef __ARM_NEON__
+ var.value = "NULL";
+ var.key = "neon_interlace_enable";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ pl_rearmed_cbs.gpu_neon.allow_interlace = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ pl_rearmed_cbs.gpu_neon.allow_interlace = 1;
+ }
+
+ 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;
+ }
+
+ var.value = NULL;
+ var.key = "neon_enhancement_no_main";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ pl_rearmed_cbs.gpu_neon.enhancement_no_main = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ pl_rearmed_cbs.gpu_neon.enhancement_no_main = 1;
+ }
+#endif
+
+ if (in_flight) {
+ // inform core things about possible config changes
+ plugin_call_rearmed_cbs();
+
+ if (GPU_open != NULL && GPU_close != NULL) {
+ GPU_close();
+ GPU_open(&gpuDisp, "PCSX", NULL);
+ }
+
+ dfinput_activate();
+ }
+}
+
void retro_run(void)
{
int i;
input_poll_cb();
+
+ bool updated = false;
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
+ update_variables(true);
+
in_keystate = 0;
for (i = 0; i < RETRO_PSX_MAP_LEN; i++)
if (input_state_cb(1, RETRO_DEVICE_JOYPAD, 0, i))
if (input_state_cb(0, RETRO_DEVICE_JOYPAD, 0, i))
in_keystate |= retro_psx_map[i];
+ if (in_type1 == PSE_PAD_TYPE_ANALOGPAD)
+ {
+ in_a1[0] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
+ in_a1[1] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
+ in_a2[0] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 256) + 128;
+ in_a2[1] = (input_state_cb(0, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 256) + 128;
+ }
+
stop = 0;
psxCpu->Execute();
vout_fb_dirty = 0;
}
+static bool try_use_bios(const char *path)
+{
+ FILE *f;
+ long size;
+ const char *name;
+
+ f = fopen(path, "rb");
+ if (f == NULL)
+ return false;
+
+ fseek(f, 0, SEEK_END);
+ size = ftell(f);
+ fclose(f);
+
+ if (size != 512 * 1024)
+ return false;
+
+ name = strrchr(path, SLASH);
+ if (name++ == NULL)
+ name = path;
+ snprintf(Config.Bios, sizeof(Config.Bios), "%s", name);
+ return true;
+}
+
+#if 1
+#include <sys/types.h>
+#include <dirent.h>
+
+static bool find_any_bios(const char *dirpath, char *path, size_t path_size)
+{
+ DIR *dir;
+ struct dirent *ent;
+ bool ret = false;
+
+ dir = opendir(dirpath);
+ if (dir == NULL)
+ return false;
+
+ while ((ent = readdir(dir))) {
+ if (strncasecmp(ent->d_name, "scph", 4) != 0)
+ continue;
+
+ snprintf(path, path_size, "%s/%s", dirpath, ent->d_name);
+ ret = try_use_bios(path);
+ if (ret)
+ break;
+ }
+ closedir(dir);
+ return ret;
+}
+#else
+#define find_any_bios(...) false
+#endif
+
void retro_init(void)
{
const char *bios[] = { "scph1001", "scph5501", "scph7001" };
const char *dir;
char path[256];
- FILE *f = NULL;
int i, ret, level;
+ bool found_bios = false;
ret = emu_core_preinit();
ret |= emu_core_init();
exit(1);
}
- vout_buf = malloc(640 * 512 * 2);
+ vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
{
for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++) {
snprintf(path, sizeof(path), "%s/%s.bin", dir, bios[i]);
- f = fopen(path, "r");
- if (f != NULL) {
- snprintf(Config.Bios, sizeof(Config.Bios), "%s.bin", bios[i]);
+ found_bios = try_use_bios(path);
+ if (found_bios)
break;
- }
}
+
+ if (!found_bios)
+ found_bios = find_any_bios(dir, path, sizeof(path));
}
- if (f != NULL) {
+ if (found_bios) {
SysPrintf("found BIOS file: %s\n", Config.Bios);
- fclose(f);
}
else
+ {
SysPrintf("no BIOS files found.\n");
+ struct retro_message msg =
+ {
+ "no BIOS found, expect bugs!",
+ 180
+ };
+ environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
+ }
level = 1;
environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
SaveFuncs.write = save_write;
SaveFuncs.seek = save_seek;
SaveFuncs.close = save_close;
+
+ update_variables(false);
}
void retro_deinit(void)