+static void update_variables(bool in_flight);
+bool retro_load_game(const struct retro_game_info *info)
+{
+ size_t i;
+ unsigned int cd_index = 0;
+ bool is_m3u = (strcasestr(info->path, ".m3u") != NULL);
+
+ struct retro_input_descriptor desc[] = {
+#define JOYP(port) \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_LEFT, "D-Pad Left" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_UP, "D-Pad Up" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_DOWN, "D-Pad Down" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_RIGHT, "D-Pad Right" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_B, "Cross" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_A, "Circle" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_X, "Triangle" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_Y, "Square" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L, "L1" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L2, "L2" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_L3, "L3" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R, "R1" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R2, "R2" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_R3, "R3" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_SELECT, "Select" }, \
+ { port, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_START, "Start" }, \
+ { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X, "Left Analog X" }, \
+ { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y, "Left Analog Y" }, \
+ { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X, "Right Analog X" }, \
+ { port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y, "Right Analog Y" },
+
+ JOYP(0)
+ JOYP(1)
+ JOYP(2)
+ JOYP(3)
+ JOYP(4)
+ JOYP(5)
+ JOYP(6)
+ JOYP(7)
+
+ { 0 },
+ };
+
+ frame_count = 0;
+
+ environ_cb(RETRO_ENVIRONMENT_SET_INPUT_DESCRIPTORS, desc);
+
+#ifdef FRONTEND_SUPPORTS_RGB565
+ enum retro_pixel_format fmt = RETRO_PIXEL_FORMAT_RGB565;
+ if (environ_cb(RETRO_ENVIRONMENT_SET_PIXEL_FORMAT, &fmt))
+ {
+ SysPrintf("RGB565 supported, using it\n");
+ }
+#endif
+
+ if (info == NULL || info->path == NULL)
+ {
+ SysPrintf("info->path required\n");
+ return false;
+ }
+
+ update_variables(false);
+
+ if (plugins_opened)
+ {
+ ClosePlugins();
+ plugins_opened = 0;
+ }
+
+ disk_init();
+
+ extract_directory(base_dir, info->path, sizeof(base_dir));
+
+ if (is_m3u)
+ {
+ if (!read_m3u(info->path))
+ {
+ log_cb(RETRO_LOG_INFO, "failed to read m3u file\n");
+ return false;
+ }
+ }
+ else
+ {
+ char disk_label[PATH_MAX];
+ disk_label[0] = '\0';
+
+ disk_count = 1;
+ disks[0].fname = strdup(info->path);
+
+ get_disk_label(disk_label, info->path, PATH_MAX);
+ disks[0].flabel = strdup(disk_label);
+ }
+
+ /* If this is an M3U file, attempt to set the
+ * initial disk image */
+ if (is_m3u && (disk_initial_index > 0) && (disk_initial_index < disk_count))
+ {
+ const char *fname = disks[disk_initial_index].fname;
+
+ if (fname && (*fname != '\0'))
+ if (strcmp(disk_initial_path, fname) == 0)
+ cd_index = disk_initial_index;
+ }
+
+ set_cd_image(disks[cd_index].fname);
+ disk_current_index = cd_index;
+
+ /* have to reload after set_cd_image for correct cdr plugin */
+ if (LoadPlugins() == -1)
+ {
+ log_cb(RETRO_LOG_INFO, "failed to load plugins\n");
+ return false;
+ }
+
+ plugins_opened = 1;
+ NetOpened = 0;
+
+ if (OpenPlugins() == -1)
+ {
+ log_cb(RETRO_LOG_INFO, "failed to open plugins\n");
+ return false;
+ }
+
+ /* Handle multi-disk images (i.e. PBP)
+ * > Cannot do this until after OpenPlugins() is
+ * called (since this sets the value of
+ * cdrIsoMultidiskCount) */
+ if (!is_m3u && (cdrIsoMultidiskCount > 1))
+ {
+ disk_count = cdrIsoMultidiskCount < 8 ? cdrIsoMultidiskCount : 8;
+
+ /* Small annoyance: We need to change the label
+ * of disk 0, so have to clear existing entries */
+ if (disks[0].fname != NULL)
+ free(disks[0].fname);
+ disks[0].fname = NULL;
+
+ if (disks[0].flabel != NULL)
+ free(disks[0].flabel);
+ disks[0].flabel = NULL;
+
+ for (i = 0; i < sizeof(disks) / sizeof(disks[0]) && i < cdrIsoMultidiskCount; i++)
+ {
+ char disk_name[PATH_MAX];
+ char disk_label[PATH_MAX];
+ disk_name[0] = '\0';
+ disk_label[0] = '\0';
+
+ disks[i].fname = strdup(info->path);
+
+ get_disk_label(disk_name, info->path, PATH_MAX);
+ snprintf(disk_label, sizeof(disk_label), "%s #%u", disk_name, (unsigned)i + 1);
+ disks[i].flabel = strdup(disk_label);
+
+ disks[i].internal_index = i;
+ }
+
+ /* This is not an M3U file, so initial disk
+ * image has not yet been set - attempt to
+ * do so now */
+ if ((disk_initial_index > 0) && (disk_initial_index < disk_count))
+ {
+ const char *fname = disks[disk_initial_index].fname;
+
+ if (fname && (*fname != '\0'))
+ if (strcmp(disk_initial_path, fname) == 0)
+ cd_index = disk_initial_index;
+ }
+
+ if (cd_index > 0)
+ {
+ CdromId[0] = '\0';
+ CdromLabel[0] = '\0';
+
+ cdrIsoMultidiskSelect = disks[cd_index].internal_index;
+ disk_current_index = cd_index;
+ set_cd_image(disks[cd_index].fname);
+
+ if (ReloadCdromPlugin() < 0)
+ {
+ log_cb(RETRO_LOG_INFO, "failed to reload cdr plugins\n");
+ return false;
+ }
+ if (CDR_open() < 0)
+ {
+ log_cb(RETRO_LOG_INFO, "failed to open cdr plugin\n");
+ return false;
+ }
+ }
+ }
+
+ plugin_call_rearmed_cbs();
+ dfinput_activate();
+
+ if (CheckCdrom() == -1)
+ {
+ log_cb(RETRO_LOG_INFO, "unsupported/invalid CD image: %s\n", info->path);
+ return false;
+ }
+
+ SysReset();
+
+ if (LoadCdrom() == -1)
+ {
+ log_cb(RETRO_LOG_INFO, "could not load CD\n");
+ return false;
+ }
+ emu_on_new_cd(0);
+
+ set_retro_memmap();
+
+ return true;
+}
+
+unsigned retro_get_region(void)
+{
+ return is_pal_mode ? RETRO_REGION_PAL : RETRO_REGION_NTSC;
+}
+
+void *retro_get_memory_data(unsigned id)
+{
+ if (id == RETRO_MEMORY_SAVE_RAM)
+ return Mcd1Data;
+ else if (id == RETRO_MEMORY_SYSTEM_RAM)
+ return psxM;
+ else
+ return NULL;
+}
+
+size_t retro_get_memory_size(unsigned id)
+{
+ if (id == RETRO_MEMORY_SAVE_RAM)
+ return MCD_SIZE;
+ else if (id == RETRO_MEMORY_SYSTEM_RAM)
+ return 0x200000;
+ else
+ return 0;
+}
+
+void retro_reset(void)
+{
+ //hack to prevent retroarch freezing when reseting in the menu but not while running with the hot key
+ rebootemu = 1;
+ //SysReset();
+}
+
+static const unsigned short retro_psx_map[] = {
+ [RETRO_DEVICE_ID_JOYPAD_B] = 1 << DKEY_CROSS,
+ [RETRO_DEVICE_ID_JOYPAD_Y] = 1 << DKEY_SQUARE,
+ [RETRO_DEVICE_ID_JOYPAD_SELECT] = 1 << DKEY_SELECT,
+ [RETRO_DEVICE_ID_JOYPAD_START] = 1 << DKEY_START,
+ [RETRO_DEVICE_ID_JOYPAD_UP] = 1 << DKEY_UP,
+ [RETRO_DEVICE_ID_JOYPAD_DOWN] = 1 << DKEY_DOWN,
+ [RETRO_DEVICE_ID_JOYPAD_LEFT] = 1 << DKEY_LEFT,
+ [RETRO_DEVICE_ID_JOYPAD_RIGHT] = 1 << DKEY_RIGHT,
+ [RETRO_DEVICE_ID_JOYPAD_A] = 1 << DKEY_CIRCLE,
+ [RETRO_DEVICE_ID_JOYPAD_X] = 1 << DKEY_TRIANGLE,
+ [RETRO_DEVICE_ID_JOYPAD_L] = 1 << DKEY_L1,
+ [RETRO_DEVICE_ID_JOYPAD_R] = 1 << DKEY_R1,
+ [RETRO_DEVICE_ID_JOYPAD_L2] = 1 << DKEY_L2,
+ [RETRO_DEVICE_ID_JOYPAD_R2] = 1 << DKEY_R2,
+ [RETRO_DEVICE_ID_JOYPAD_L3] = 1 << DKEY_L3,
+ [RETRO_DEVICE_ID_JOYPAD_R3] = 1 << DKEY_R3,
+};
+#define RETRO_PSX_MAP_LEN (sizeof(retro_psx_map) / sizeof(retro_psx_map[0]))
+
+//Percentage distance of screen to adjust
+static int GunconAdjustX = 0;
+static int GunconAdjustY = 0;
+
+//Used when out by a percentage
+static float GunconAdjustRatioX = 1;
+static float GunconAdjustRatioY = 1;
+
+static void update_variables(bool in_flight)
+{
+ struct retro_variable var;
+ int i;
+#ifdef GPU_PEOPS
+ int gpu_peops_fix = 0;
+#endif
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_frameskip";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ pl_rearmed_cbs.frameskip = atoi(var.value);
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_region";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ Config.PsxAuto = 0;
+ if (strcmp(var.value, "auto") == 0)
+ Config.PsxAuto = 1;
+ else if (strcmp(var.value, "NTSC") == 0)
+ Config.PsxType = 0;
+ else if (strcmp(var.value, "PAL") == 0)
+ Config.PsxType = 1;
+ }
+
+ for (i = 0; i < PORTS_NUMBER; i++)
+ update_controller_port_variable(i);
+
+ update_multitap();
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_negcon_deadzone";
+ negcon_deadzone = 0;
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ negcon_deadzone = (int)(atoi(var.value) * 0.01f * NEGCON_RANGE);
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_negcon_response";
+ negcon_linearity = 1;
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "quadratic") == 0)
+ {
+ negcon_linearity = 2;
+ }
+ else if (strcmp(var.value, "cubic") == 0)
+ {
+ negcon_linearity = 3;
+ }
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_analog_axis_modifier";
+ axis_bounds_modifier = true;
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "square") == 0)
+ {
+ axis_bounds_modifier = true;
+ }
+ else if (strcmp(var.value, "circle") == 0)
+ {
+ axis_bounds_modifier = false;
+ }
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_vibration";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ in_enable_vibration = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ in_enable_vibration = 1;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_dithering";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ {
+ pl_rearmed_cbs.gpu_peops.iUseDither = 0;
+ pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 0;
+ pl_rearmed_cbs.gpu_unai.dithering = 0;
+#ifdef __ARM_NEON__
+ pl_rearmed_cbs.gpu_neon.allow_dithering = 0;
+#endif
+ }
+ else if (strcmp(var.value, "enabled") == 0)
+ {
+ pl_rearmed_cbs.gpu_peops.iUseDither = 1;
+ pl_rearmed_cbs.gpu_peopsgl.bDrawDither = 1;
+ pl_rearmed_cbs.gpu_unai.dithering = 1;
+#ifdef __ARM_NEON__
+ pl_rearmed_cbs.gpu_neon.allow_dithering = 1;
+#endif
+ }
+ }
+
+#ifdef GPU_NEON
+ var.value = NULL;
+ var.key = "pcsx_rearmed_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 = "pcsx_rearmed_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 = "pcsx_rearmed_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
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_duping_enable";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ duping_enable = false;
+ else if (strcmp(var.value, "enabled") == 0)
+ duping_enable = true;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_display_internal_fps";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ display_internal_fps = false;
+ else if (strcmp(var.value, "enabled") == 0)
+ display_internal_fps = true;
+ }
+
+#if defined(LIGHTREC) || defined(NEW_DYNAREC)
+ var.value = NULL;
+ var.key = "pcsx_rearmed_drc";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ R3000Acpu *prev_cpu = psxCpu;
+#if defined(LIGHTREC)
+ bool can_use_dynarec = found_bios;
+#else
+ bool can_use_dynarec = 1;
+#endif
+
+#ifdef _3DS
+ if (!__ctr_svchax)
+ Config.Cpu = CPU_INTERPRETER;
+ else
+#endif
+ if (strcmp(var.value, "disabled") == 0 || !can_use_dynarec)
+ Config.Cpu = CPU_INTERPRETER;
+ else if (strcmp(var.value, "enabled") == 0)
+ Config.Cpu = CPU_DYNAREC;
+
+ psxCpu = (Config.Cpu == CPU_INTERPRETER) ? &psxInt : &psxRec;
+ if (psxCpu != prev_cpu)
+ {
+ prev_cpu->Shutdown();
+ psxCpu->Init();
+ psxCpu->Reset(); // not really a reset..
+ }
+ }
+#endif /* LIGHTREC || NEW_DYNAREC */
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_spu_reverb";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ spu_config.iUseReverb = false;
+ else if (strcmp(var.value, "enabled") == 0)
+ spu_config.iUseReverb = true;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_spu_interpolation";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "simple") == 0)
+ spu_config.iUseInterpolation = 1;
+ else if (strcmp(var.value, "gaussian") == 0)
+ spu_config.iUseInterpolation = 2;
+ else if (strcmp(var.value, "cubic") == 0)
+ spu_config.iUseInterpolation = 3;
+ else if (strcmp(var.value, "off") == 0)
+ spu_config.iUseInterpolation = 0;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_pe2_fix";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ Config.RCntFix = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ Config.RCntFix = 1;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_idiablofix";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ spu_config.idiablofix = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ spu_config.idiablofix = 1;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_inuyasha_fix";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ Config.VSyncWA = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ Config.VSyncWA = 1;
+ }
+
+#ifndef _WIN32
+ var.value = NULL;
+ var.key = "pcsx_rearmed_async_cd";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "async") == 0)
+ Config.AsyncCD = 1;
+ else
+ Config.AsyncCD = 0;
+ }
+#endif
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_noxadecoding";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ Config.Xa = 1;
+ else
+ Config.Xa = 0;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_nocdaudio";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ Config.Cdda = 1;
+ else
+ Config.Cdda = 0;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_spuirq";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ Config.SpuIrq = 0;
+ else
+ Config.SpuIrq = 1;
+ }
+
+#ifdef THREAD_RENDERING
+ var.key = "pcsx_rearmed_gpu_thread_rendering";
+ var.value = NULL;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_OFF;
+ else if (strcmp(var.value, "sync") == 0)
+ pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_SYNC;
+ else if (strcmp(var.value, "async") == 0)
+ pl_rearmed_cbs.thread_rendering = THREAD_RENDERING_ASYNC;
+ }
+#endif
+
+#ifdef GPU_PEOPS
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gpu_peops_odd_even_bit";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ gpu_peops_fix |= GPU_PEOPS_ODD_EVEN_BIT;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gpu_peops_expand_screen_width";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ gpu_peops_fix |= GPU_PEOPS_EXPAND_SCREEN_WIDTH;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gpu_peops_ignore_brightness";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ gpu_peops_fix |= GPU_PEOPS_IGNORE_BRIGHTNESS;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gpu_peops_disable_coord_check";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ gpu_peops_fix |= GPU_PEOPS_DISABLE_COORD_CHECK;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gpu_peops_lazy_screen_update";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ gpu_peops_fix |= GPU_PEOPS_LAZY_SCREEN_UPDATE;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gpu_peops_old_frame_skip";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ gpu_peops_fix |= GPU_PEOPS_OLD_FRAME_SKIP;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gpu_peops_repeated_triangles";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ gpu_peops_fix |= GPU_PEOPS_REPEATED_TRIANGLES;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gpu_peops_quads_with_triangles";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ gpu_peops_fix |= GPU_PEOPS_QUADS_WITH_TRIANGLES;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gpu_peops_fake_busy_state";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ gpu_peops_fix |= GPU_PEOPS_FAKE_BUSY_STATE;
+ }
+
+ if (pl_rearmed_cbs.gpu_peops.dwActFixes != gpu_peops_fix)
+ pl_rearmed_cbs.gpu_peops.dwActFixes = gpu_peops_fix;
+
+ /* Show/hide core options */
+
+ var.key = "pcsx_rearmed_show_gpu_peops_settings";
+ var.value = NULL;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ int show_advanced_gpu_peops_settings_prev = show_advanced_gpu_peops_settings;
+
+ show_advanced_gpu_peops_settings = 1;
+ if (strcmp(var.value, "disabled") == 0)
+ show_advanced_gpu_peops_settings = 0;
+
+ if (show_advanced_gpu_peops_settings != show_advanced_gpu_peops_settings_prev)
+ {
+ unsigned i;
+ struct retro_core_option_display option_display;
+ char gpu_peops_option[9][45] = {
+ "pcsx_rearmed_gpu_peops_odd_even_bit",
+ "pcsx_rearmed_gpu_peops_expand_screen_width",
+ "pcsx_rearmed_gpu_peops_ignore_brightness",
+ "pcsx_rearmed_gpu_peops_disable_coord_check",
+ "pcsx_rearmed_gpu_peops_lazy_screen_update",
+ "pcsx_rearmed_gpu_peops_old_frame_skip",
+ "pcsx_rearmed_gpu_peops_repeated_triangles",
+ "pcsx_rearmed_gpu_peops_quads_with_triangles",
+ "pcsx_rearmed_gpu_peops_fake_busy_state"
+ };
+
+ option_display.visible = show_advanced_gpu_peops_settings;
+
+ for (i = 0; i < 9; i++)
+ {
+ option_display.key = gpu_peops_option[i];
+ environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
+ }
+ }
+ }
+#endif
+
+#ifdef GPU_UNAI
+ var.key = "pcsx_rearmed_gpu_unai_ilace_force";
+ var.value = NULL;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ pl_rearmed_cbs.gpu_unai.ilace_force = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ pl_rearmed_cbs.gpu_unai.ilace_force = 1;
+ }
+
+ var.key = "pcsx_rearmed_gpu_unai_pixel_skip";
+ var.value = NULL;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ pl_rearmed_cbs.gpu_unai.pixel_skip = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ pl_rearmed_cbs.gpu_unai.pixel_skip = 1;
+ }
+
+ var.key = "pcsx_rearmed_gpu_unai_lighting";
+ var.value = NULL;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ pl_rearmed_cbs.gpu_unai.lighting = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ pl_rearmed_cbs.gpu_unai.lighting = 1;
+ }
+
+ var.key = "pcsx_rearmed_gpu_unai_fast_lighting";
+ var.value = NULL;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ pl_rearmed_cbs.gpu_unai.fast_lighting = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ pl_rearmed_cbs.gpu_unai.fast_lighting = 1;
+ }
+
+ var.key = "pcsx_rearmed_gpu_unai_blending";
+ var.value = NULL;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ pl_rearmed_cbs.gpu_unai.blending = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ pl_rearmed_cbs.gpu_unai.blending = 1;
+ }
+
+ var.key = "pcsx_rearmed_gpu_unai_scale_hires";
+ var.value = NULL;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "disabled") == 0)
+ pl_rearmed_cbs.gpu_unai.scale_hires = 0;
+ else if (strcmp(var.value, "enabled") == 0)
+ pl_rearmed_cbs.gpu_unai.scale_hires = 1;
+ }
+
+ var.key = "pcsx_rearmed_show_gpu_unai_settings";
+ var.value = NULL;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ int show_advanced_gpu_unai_settings_prev = show_advanced_gpu_unai_settings;
+
+ show_advanced_gpu_unai_settings = 1;
+ if (strcmp(var.value, "disabled") == 0)
+ show_advanced_gpu_unai_settings = 0;
+
+ if (show_advanced_gpu_unai_settings != show_advanced_gpu_unai_settings_prev)
+ {
+ unsigned i;
+ struct retro_core_option_display option_display;
+ char gpu_unai_option[6][40] = {
+ "pcsx_rearmed_gpu_unai_blending",
+ "pcsx_rearmed_gpu_unai_lighting",
+ "pcsx_rearmed_gpu_unai_fast_lighting",
+ "pcsx_rearmed_gpu_unai_ilace_force",
+ "pcsx_rearmed_gpu_unai_pixel_skip",
+ "pcsx_rearmed_gpu_unai_scale_hires",
+ };
+
+ option_display.visible = show_advanced_gpu_unai_settings;
+
+ for (i = 0; i < 6; i++)
+ {
+ option_display.key = gpu_unai_option[i];
+ environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
+ }
+ }
+ }
+#endif // GPU_UNAI
+
+ //This adjustment process gives the user the ability to manually align the mouse up better
+ //with where the shots are in the emulator.
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gunconadjustx";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ GunconAdjustX = atoi(var.value);
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gunconadjusty";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ GunconAdjustY = atoi(var.value);
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gunconadjustratiox";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ GunconAdjustRatioX = atof(var.value);
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gunconadjustratioy";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ GunconAdjustRatioY = atof(var.value);
+ }
+
+#ifdef NEW_DYNAREC
+ var.value = NULL;
+ var.key = "pcsx_rearmed_nosmccheck";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ new_dynarec_hacks |= NDHACK_NO_SMC_CHECK;
+ else
+ new_dynarec_hacks &= ~NDHACK_NO_SMC_CHECK;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_gteregsunneeded";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ new_dynarec_hacks |= NDHACK_GTE_UNNEEDED;
+ else
+ new_dynarec_hacks &= ~NDHACK_GTE_UNNEEDED;
+ }
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_nogteflags";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (strcmp(var.value, "enabled") == 0)
+ new_dynarec_hacks |= NDHACK_GTE_NO_FLAGS;
+ else
+ new_dynarec_hacks &= ~NDHACK_GTE_NO_FLAGS;
+ }
+
+ /* this probably is safe to change in real-time */
+ var.value = NULL;
+ var.key = "pcsx_rearmed_psxclock";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ int psxclock = atoi(var.value);
+ cycle_multiplier = 10000 / psxclock;
+ }
+#endif /* NEW_DYNAREC */
+
+ var.value = NULL;
+ var.key = "pcsx_rearmed_input_sensitivity";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ mouse_sensitivity = atof(var.value);
+ }
+
+ var.key = "pcsx_rearmed_show_other_input_settings";
+ var.value = NULL;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ int previous_settings = show_other_input_settings;
+
+ show_other_input_settings = 1;
+ if (strcmp(var.value, "disabled") == 0)
+ show_other_input_settings = 0;
+
+ if (show_other_input_settings != previous_settings)
+ {
+ unsigned i;
+ struct retro_core_option_display option_display;
+ char gpu_peops_option[][50] = {
+ "pcsx_rearmed_multitap1",
+ "pcsx_rearmed_multitap2",
+ "pcsx_rearmed_pad3type",
+ "pcsx_rearmed_pad4type",
+ "pcsx_rearmed_pad5type",
+ "pcsx_rearmed_pad6type",
+ "pcsx_rearmed_pad7type",
+ "pcsx_rearmed_pad8type",
+ "pcsx_rearmed_negcon_deadzone",
+ "pcsx_rearmed_negcon_response",
+ "pcsx_rearmed_analog_axis_modifier",
+ "pcsx_rearmed_gunconadjustx",
+ "pcsx_rearmed_gunconadjusty",
+ "pcsx_rearmed_gunconadjustratiox",
+ "pcsx_rearmed_gunconadjustratioy"
+ };
+ #define INPUT_LIST (sizeof(gpu_peops_option) / sizeof(gpu_peops_option[0]))
+
+ option_display.visible = show_other_input_settings;
+
+ for (i = 0; i < INPUT_LIST; i++)
+ {
+ option_display.key = gpu_peops_option[i];
+ environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
+ }
+ }
+ }
+
+ 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();
+ }
+ else
+ {
+ //not yet running
+
+ //bootlogo display hack
+ if (found_bios)
+ {
+ var.value = NULL;
+ var.key = "pcsx_rearmed_show_bios_bootlogo";
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ Config.SlowBoot = 0;
+ rebootemu = 0;
+ if (strcmp(var.value, "enabled") == 0)
+ {
+ Config.SlowBoot = 1;
+ rebootemu = 1;
+ }
+ }
+ }
+ }
+}
+
+// Taken from beetle-psx-libretro
+static uint16_t get_analog_button(int16_t ret, retro_input_state_t input_state_cb, int player_index, int id)
+{
+ // NOTE: Analog buttons were added Nov 2017. Not all front-ends support this
+ // feature (or pre-date it) so we need to handle this in a graceful way.
+
+ // First, try and get an analog value using the new libretro API constant
+ uint16_t button = input_state_cb(player_index,
+ RETRO_DEVICE_ANALOG,
+ RETRO_DEVICE_INDEX_ANALOG_BUTTON,
+ id);
+ button = MIN(button / 128, 255);
+
+ if (button == 0)
+ {
+ // If we got exactly zero, we're either not pressing the button, or the front-end
+ // is not reporting analog values. We need to do a second check using the classic
+ // digital API method, to at least get some response - better than nothing.
+
+ // NOTE: If we're really just not holding the button, we're still going to get zero.
+
+ button = (ret & (1 << id)) ? 255 : 0;
+ }
+
+ return button;
+}
+
+unsigned char axis_range_modifier(int16_t axis_value, bool is_square)
+{
+ float modifier_axis_range = 0;
+
+ if (is_square)
+ {
+ modifier_axis_range = round((axis_value >> 8) / 0.785) + 128;
+ if (modifier_axis_range < 0)
+ {
+ modifier_axis_range = 0;
+ }
+ else if (modifier_axis_range > 255)
+ {
+ modifier_axis_range = 255;
+ }
+ }
+ else
+ {
+ modifier_axis_range = MIN(((axis_value >> 8) + 128), 255);
+ }
+
+ return modifier_axis_range;
+}
+
+static void update_input_guncon(int port, int ret)
+{
+ //ToDo move across to:
+ //RETRO_DEVICE_ID_LIGHTGUN_SCREEN_X
+ //RETRO_DEVICE_ID_LIGHTGUN_SCREEN_Y
+ //RETRO_DEVICE_ID_LIGHTGUN_TRIGGER
+ //RETRO_DEVICE_ID_LIGHTGUN_RELOAD
+ //RETRO_DEVICE_ID_LIGHTGUN_AUX_A
+ //RETRO_DEVICE_ID_LIGHTGUN_AUX_B
+ //Though not sure these are hooked up properly on the Pi
+
+ //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
+
+ // Trigger
+ //The 1 is hardcoded instead of port to prevent the overlay mouse button libretro crash bug
+ if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
+ {
+ in_keystate[port] |= (1 << DKEY_CIRCLE);
+ }
+
+ // A
+ if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
+ {
+ in_keystate[port] |= (1 << DKEY_START);
+ }
+
+ // B
+ if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_MIDDLE))
+ {
+ in_keystate[port] |= (1 << DKEY_CROSS);
+ }
+
+ int gunx = input_state_cb(port, RETRO_DEVICE_POINTER, 0, RETRO_DEVICE_ID_POINTER_X);
+ int guny = input_state_cb(port, RETRO_DEVICE_POINTER, 0, RETRO_DEVICE_ID_POINTER_Y);
+
+ //Mouse range is -32767 -> 32767
+ //1% is about 655
+ //Use the left analog stick field to store the absolute coordinates
+ in_analog_left[port][0] = (gunx * GunconAdjustRatioX) + (GunconAdjustX * 655);
+ in_analog_left[port][1] = (guny * GunconAdjustRatioY) + (GunconAdjustY * 655);
+}
+
+static void update_input_negcon(int port, int ret)
+{
+ int lsx;
+ int rsy;
+ int negcon_i_rs;
+ int negcon_ii_rs;
+ float negcon_twist_amplitude;
+
+ // Query digital inputs
+ //
+ // > Pad-Up
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
+ in_keystate[port] |= (1 << DKEY_UP);
+ // > Pad-Right
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
+ in_keystate[port] |= (1 << DKEY_RIGHT);
+ // > Pad-Down
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
+ in_keystate[port] |= (1 << DKEY_DOWN);
+ // > Pad-Left
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
+ in_keystate[port] |= (1 << DKEY_LEFT);
+ // > Start
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
+ in_keystate[port] |= (1 << DKEY_START);
+ // > neGcon A
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
+ in_keystate[port] |= (1 << DKEY_CIRCLE);
+ // > neGcon B
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
+ in_keystate[port] |= (1 << DKEY_TRIANGLE);
+ // > neGcon R shoulder (digital)
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
+ in_keystate[port] |= (1 << DKEY_R1);
+ // Query analog inputs
+ //
+ // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
+ // >> pad->leftJoyX == in_analog_left[port][0] == NeGcon II
+ // >> pad->leftJoyY == in_analog_left[port][1] == NeGcon L
+ // >> pad->rightJoyX == in_analog_right[port][0] == NeGcon twist
+ // >> pad->rightJoyY == in_analog_right[port][1] == NeGcon I
+ // So we just have to map in_analog_left/right to more
+ // appropriate inputs...
+ //
+ // > NeGcon twist
+ // >> Get raw analog stick value and account for deadzone
+ lsx = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X);
+ if (lsx > negcon_deadzone)
+ lsx = lsx - negcon_deadzone;
+ else if (lsx < -negcon_deadzone)
+ lsx = lsx + negcon_deadzone;
+ else
+ lsx = 0;
+ // >> Convert to an 'amplitude' [-1.0,1.0] and adjust response
+ negcon_twist_amplitude = (float)lsx / (float)(NEGCON_RANGE - negcon_deadzone);
+ if (negcon_linearity == 2)
+ {
+ if (negcon_twist_amplitude < 0.0)
+ negcon_twist_amplitude = -(negcon_twist_amplitude * negcon_twist_amplitude);
+ else
+ negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude;
+ }
+ else if (negcon_linearity == 3)
+ negcon_twist_amplitude = negcon_twist_amplitude * negcon_twist_amplitude * negcon_twist_amplitude;
+ // >> Convert to final 'in_analog' integer value [0,255]
+ in_analog_right[port][0] = MAX(MIN((int)(negcon_twist_amplitude * 128.0f) + 128, 255), 0);
+ // > NeGcon I + II
+ // >> Handle right analog stick vertical axis mapping...
+ // - Up (-Y) == accelerate == neGcon I
+ // - Down (+Y) == brake == neGcon II
+ negcon_i_rs = 0;
+ negcon_ii_rs = 0;
+ rsy = input_state_cb(port, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y);
+ if (rsy >= 0)
+ {
+ // Account for deadzone
+ // (Note: have never encountered a gamepad with significant differences
+ // in deadzone between left/right analog sticks, so use the regular 'twist'
+ // deadzone here)
+ if (rsy > negcon_deadzone)
+ rsy = rsy - negcon_deadzone;
+ else
+ rsy = 0;
+ // Convert to 'in_analog' integer value [0,255]
+ negcon_ii_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
+ }
+ else
+ {
+ if (rsy < -negcon_deadzone)
+ rsy = -1 * (rsy + negcon_deadzone);
+ else
+ rsy = 0;
+ negcon_i_rs = MIN((int)(((float)rsy / (float)(NEGCON_RANGE - negcon_deadzone)) * 255.0f), 255);
+ }
+ // >> NeGcon I
+ in_analog_right[port][1] = MAX(
+ MAX(
+ get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_R2),
+ get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_B)),
+ negcon_i_rs);
+ // >> NeGcon II
+ in_analog_left[port][0] = MAX(
+ MAX(
+ get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L2),
+ get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_Y)),
+ negcon_ii_rs);
+ // > NeGcon L
+ in_analog_left[port][1] = get_analog_button(ret, input_state_cb, port, RETRO_DEVICE_ID_JOYPAD_L);
+}
+
+static void update_input_mouse(int port, int ret)
+{
+ float raw_x = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_X);
+ float raw_y = input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_Y);
+
+ int x = (int)roundf(raw_x * mouse_sensitivity);
+ int y = (int)roundf(raw_y * mouse_sensitivity);
+
+ if (x > 127) x = 127;
+ else if (x < -128) x = -128;
+
+ if (y > 127) y = 127;
+ else if (y < -128) y = -128;
+
+ in_mouse[port][0] = x; /* -128..+128 left/right movement, 0 = no movement */
+ in_mouse[port][1] = y; /* -128..+128 down/up movement, 0 = no movement */
+
+ /* left mouse button state */
+ if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT))
+ in_keystate[port] |= 1 << 11;
+
+ /* right mouse button state */
+ if (input_state_cb(port, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT))
+ in_keystate[port] |= 1 << 10;
+}
+
+static void update_input(void)
+{
+ // reset all keystate, query libretro for keystate
+ int i;
+ int j;
+
+ for (i = 0; i < PORTS_NUMBER; i++)
+ {
+ int16_t ret = 0;
+ int type = in_type[i];
+
+ in_keystate[i] = 0;
+
+ if (type == PSE_PAD_TYPE_NONE)
+ continue;
+
+ if (libretro_supports_bitmasks)
+ ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
+ else
+ {
+ for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3 + 1); j++)
+ {
+ if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
+ ret |= (1 << j);
+ }
+ }
+
+ switch (type)
+ {
+ case PSE_PAD_TYPE_GUNCON:
+ update_input_guncon(i, ret);
+ break;
+ case PSE_PAD_TYPE_NEGCON:
+ update_input_negcon(i, ret);
+ break;
+ case PSE_PAD_TYPE_MOUSE:
+ update_input_mouse(i, ret);
+ break;
+ default:
+ // Query digital inputs
+ for (j = 0; j < RETRO_PSX_MAP_LEN; j++)
+ if (ret & (1 << j))
+ in_keystate[i] |= retro_psx_map[j];
+
+ // Query analog inputs
+ if (type == PSE_PAD_TYPE_ANALOGJOY || type == PSE_PAD_TYPE_ANALOGPAD)
+ {
+ in_analog_left[i][0] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X), axis_bounds_modifier);
+ in_analog_left[i][1] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y), axis_bounds_modifier);
+ in_analog_right[i][0] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X), axis_bounds_modifier);
+ in_analog_right[i][1] = axis_range_modifier(input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y), axis_bounds_modifier);
+ }
+ }
+ }
+}
+
+static void print_internal_fps(void)
+{
+ if (display_internal_fps)
+ {
+ frame_count++;
+
+ if (frame_count % INTERNAL_FPS_SAMPLE_PERIOD == 0)
+ {
+ unsigned internal_fps = pl_rearmed_cbs.flip_cnt * (is_pal_mode ? 50 : 60) / INTERNAL_FPS_SAMPLE_PERIOD;
+ char str[64];
+ const char *strc = (const char *)str;
+
+ str[0] = '\0';
+
+ snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
+
+ pl_rearmed_cbs.flip_cnt = 0;
+
+ if (msg_interface_version >= 1)
+ {
+ struct retro_message_ext msg = {
+ strc,
+ 3000,
+ 1,
+ RETRO_LOG_INFO,
+ RETRO_MESSAGE_TARGET_OSD,
+ RETRO_MESSAGE_TYPE_STATUS,
+ -1
+ };
+ environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
+ }
+ else
+ {
+ struct retro_message msg = {
+ strc,
+ 180
+ };
+ environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
+ }
+ }
+ }
+ else
+ frame_count = 0;
+}
+
+void retro_run(void)
+{
+ //SysReset must be run while core is running,Not in menu (Locks up Retroarch)
+ if (rebootemu != 0)
+ {
+ rebootemu = 0;
+ SysReset();
+ if (!Config.HLE && !Config.SlowBoot)
+ {
+ // skip BIOS logos
+ psxRegs.pc = psxRegs.GPR.n.ra;
+ }
+ }
+
+ print_internal_fps();
+
+ input_poll_cb();
+
+ update_input();
+
+ bool updated = false;
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
+ update_variables(true);
+
+ stop = 0;
+ psxCpu->Execute();
+
+ video_cb((vout_fb_dirty || !vout_can_dupe || !duping_enable) ? vout_buf_ptr : NULL,
+ vout_width, vout_height, vout_width * 2);
+ vout_fb_dirty = 0;
+
+ set_vout_fb();
+}
+
+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;
+}
+
+#ifndef VITA
+#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) && (strncasecmp(ent->d_name, "psx", 3) != 0))
+ continue;
+
+ snprintf(path, path_size, "%s%c%s", dirpath, SLASH, ent->d_name);
+ ret = try_use_bios(path);
+ if (ret)
+ break;
+ }
+ closedir(dir);
+ return ret;
+}
+#else
+#define find_any_bios(...) false
+#endif
+
+static void check_system_specs(void)
+{
+ unsigned level = 6;
+ environ_cb(RETRO_ENVIRONMENT_SET_PERFORMANCE_LEVEL, &level);
+}
+
+static int init_memcards(void)
+{
+ int ret = 0;
+ const char *dir;
+ struct retro_variable var = { .key = "pcsx_rearmed_memcard2", .value = NULL };
+ static const char CARD2_FILE[] = "pcsx-card2.mcd";
+
+ // Memcard2 will be handled and is re-enabled if needed using core
+ // operations.
+ // Memcard1 is handled by libretro, doing this will set core to
+ // skip file io operations for memcard1 like SaveMcd
+ snprintf(Config.Mcd1, sizeof(Config.Mcd1), "none");
+ snprintf(Config.Mcd2, sizeof(Config.Mcd2), "none");
+ init_memcard(Mcd1Data);
+ // Memcard 2 is managed by the emulator on the filesystem,
+ // There is no need to initialize Mcd2Data like Mcd1Data.
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ SysPrintf("Memcard 2: %s\n", var.value);
+ if (memcmp(var.value, "enabled", 7) == 0)
+ {
+ if (environ_cb(RETRO_ENVIRONMENT_GET_SAVE_DIRECTORY, &dir) && dir)
+ {
+ if (strlen(dir) + strlen(CARD2_FILE) + 2 > sizeof(Config.Mcd2))
+ {
+ SysPrintf("Path '%s' is too long. Cannot use memcard 2. Use a shorter path.\n", dir);
+ ret = -1;
+ }
+ else
+ {
+ McdDisable[1] = 0;
+ snprintf(Config.Mcd2, sizeof(Config.Mcd2), "%s/%s", dir, CARD2_FILE);
+ SysPrintf("Use memcard 2: %s\n", Config.Mcd2);
+ }
+ }
+ else
+ {
+ SysPrintf("Could not get save directory! Could not create memcard 2.");
+ ret = -1;
+ }
+ }
+ }
+ return ret;
+}
+
+static void loadPSXBios(void)
+{
+ const char *dir;
+ char path[PATH_MAX];
+ unsigned useHLE = 0;
+
+ const char *bios[] = {
+ "PSXONPSP660", "psxonpsp660",
+ "SCPH101", "scph101",
+ "SCPH5501", "scph5501",
+ "SCPH7001", "scph7001",
+ "SCPH1001", "scph1001"
+ };
+
+ struct retro_variable var = {
+ .key = "pcsx_rearmed_bios",
+ .value = NULL
+ };
+
+ found_bios = 0;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) && var.value)
+ {
+ if (!strcmp(var.value, "HLE"))
+ useHLE = 1;
+ }
+
+ if (!useHLE)
+ {
+ if (environ_cb(RETRO_ENVIRONMENT_GET_SYSTEM_DIRECTORY, &dir) && dir)
+ {
+ unsigned i;
+ snprintf(Config.BiosDir, sizeof(Config.BiosDir), "%s", dir);
+
+ for (i = 0; i < sizeof(bios) / sizeof(bios[0]); i++)
+ {
+ snprintf(path, sizeof(path), "%s%c%s.bin", dir, SLASH, 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 (found_bios)
+ {
+ SysPrintf("found BIOS file: %s\n", Config.Bios);
+ }
+ }
+
+ if (useHLE || !found_bios)
+ {
+ const char *msg_str = "No PlayStation BIOS file found - add for better compatibility";
+
+ SysPrintf("no BIOS files found.\n");
+
+ if (msg_interface_version >= 1)
+ {
+ struct retro_message_ext msg = {
+ msg_str,
+ 3000,
+ 3,
+ RETRO_LOG_WARN,
+ RETRO_MESSAGE_TARGET_ALL,
+ RETRO_MESSAGE_TYPE_NOTIFICATION,
+ -1
+ };
+ environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE_EXT, &msg);
+ }
+ else
+ {
+ struct retro_message msg = {
+ msg_str,
+ 180
+ };
+ environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
+ }
+ }
+}
+
+void retro_init(void)
+{
+ unsigned dci_version = 0;
+ struct retro_rumble_interface rumble;
+ int ret;
+
+ msg_interface_version = 0;
+ environ_cb(RETRO_ENVIRONMENT_GET_MESSAGE_INTERFACE_VERSION, &msg_interface_version);
+
+#ifdef __MACH__
+ // magic sauce to make the dynarec work on iOS
+ syscall(SYS_ptrace, 0 /*PTRACE_TRACEME*/, 0, 0, 0);
+#endif
+
+#ifdef _3DS
+ psxMapHook = pl_3ds_mmap;
+ psxUnmapHook = pl_3ds_munmap;
+#endif
+#ifdef VITA
+ if (init_vita_mmap() < 0)
+ abort();
+ psxMapHook = pl_vita_mmap;
+ psxUnmapHook = pl_vita_munmap;
+#endif
+ ret = emu_core_preinit();
+#ifdef _3DS
+ /* emu_core_preinit sets the cpu to dynarec */
+ if (!__ctr_svchax)
+ Config.Cpu = CPU_INTERPRETER;
+#endif
+ ret |= init_memcards();
+
+ ret |= emu_core_init();
+ if (ret != 0)
+ {
+ SysPrintf("PCSX init failed.\n");
+ exit(1);
+ }
+
+#ifdef _3DS
+ vout_buf = linearMemAlign(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2, 0x80);
+#elif defined(_POSIX_C_SOURCE) && (_POSIX_C_SOURCE >= 200112L) && !defined(VITA) && !defined(__SWITCH__)
+ posix_memalign(&vout_buf, 16, VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
+#else
+ vout_buf = malloc(VOUT_MAX_WIDTH * VOUT_MAX_HEIGHT * 2);
+#endif
+
+ vout_buf_ptr = vout_buf;
+
+ loadPSXBios();
+
+ environ_cb(RETRO_ENVIRONMENT_GET_CAN_DUPE, &vout_can_dupe);
+
+ disk_initial_index = 0;
+ disk_initial_path[0] = '\0';
+ if (environ_cb(RETRO_ENVIRONMENT_GET_DISK_CONTROL_INTERFACE_VERSION, &dci_version) && (dci_version >= 1))
+ environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_EXT_INTERFACE, &disk_control_ext);
+ else
+ environ_cb(RETRO_ENVIRONMENT_SET_DISK_CONTROL_INTERFACE, &disk_control);
+
+ rumble_cb = NULL;
+ if (environ_cb(RETRO_ENVIRONMENT_GET_RUMBLE_INTERFACE, &rumble))
+ rumble_cb = rumble.set_rumble_state;
+
+ /* Set how much slower PSX CPU runs * 100 (so that 200 is 2 times)
+ * we have to do this because cache misses and some IO penalties
+ * are not emulated. Warning: changing this may break compatibility. */
+ cycle_multiplier = 175;
+#if defined(HAVE_PRE_ARMV7) && !defined(_3DS)
+ cycle_multiplier = 200;
+#endif
+ pl_rearmed_cbs.gpu_peops.iUseDither = 1;
+ pl_rearmed_cbs.gpu_peops.dwActFixes = GPU_PEOPS_OLD_FRAME_SKIP;
+ spu_config.iUseFixedUpdates = 1;
+
+ SaveFuncs.open = save_open;
+ SaveFuncs.read = save_read;
+ SaveFuncs.write = save_write;
+ SaveFuncs.seek = save_seek;
+ SaveFuncs.close = save_close;
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_INPUT_BITMASKS, NULL))
+ libretro_supports_bitmasks = true;
+
+ check_system_specs();
+}
+
+void retro_deinit(void)
+{
+ if (plugins_opened)
+ {
+ ClosePlugins();
+ plugins_opened = 0;
+ }
+ SysClose();
+#ifdef _3DS
+ linearFree(vout_buf);
+#else
+ free(vout_buf);
+#endif
+ vout_buf = NULL;
+
+#ifdef VITA
+ deinit_vita_mmap();
+#endif
+ libretro_supports_bitmasks = false;
+
+ /* Have to reset disks struct, otherwise
+ * fnames/flabels will leak memory */
+ disk_init();
+}
+
+#ifdef VITA
+#include <psp2/kernel/threadmgr.h>
+int usleep(unsigned long us)
+{
+ sceKernelDelayThread(us);
+}
+#endif
+
+void SysPrintf(const char *fmt, ...)
+{
+ va_list list;
+ char msg[512];
+
+ va_start(list, fmt);
+ vsprintf(msg, fmt, list);
+ va_end(list);
+
+ if (log_cb)
+ log_cb(RETRO_LOG_INFO, "%s", msg);
+}
+
+/* Prints debug-level logs */
+void SysDLog(const char *fmt, ...)
+{
+ va_list list;
+ char msg[512];
+
+ va_start(list, fmt);
+ vsprintf(msg, fmt, list);
+ va_end(list);
+
+ if (log_cb)
+ log_cb(RETRO_LOG_DEBUG, "%s", msg);
+}