+ 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;
+ }
+
+#ifndef DRC_DISABLE
+ var.value = NULL;
+ var.key = "pcsx_rearmed_drc";
+
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE, &var) || var.value)
+ {
+ R3000Acpu *prev_cpu = psxCpu;
+
+#ifdef _3DS
+ if(!__ctr_svchax)
+ Config.Cpu = CPU_INTERPRETER;
+ else
+#endif
+ if (strcmp(var.value, "disabled") == 0)
+ 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
+
+ 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;
+ }
+
+ 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;
+ }
+
+#ifndef DRC_DISABLE
+ 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;
+ }
+#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_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[5][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",
+ };
+
+ option_display.visible = show_advanced_gpu_unai_settings;
+
+ for (i = 0; i < 5; i++)
+ {
+ option_display.key = gpu_unai_option[i];
+ environ_cb(RETRO_ENVIRONMENT_SET_CORE_OPTIONS_DISPLAY, &option_display);
+ }
+ }
+ }
+#endif // GPU_UNAI
+
+ 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;
+ }
+ }
+ }
+#ifndef DRC_DISABLE
+ 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
+ }
+}
+
+// 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;
+}
+
+void retro_run(void)
+{
+ int i;
+ //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;
+ }
+ }
+
+ 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;
+ struct retro_message msg =
+ {
+ strc,
+ 180
+ };
+
+ str[0] = '\0';
+
+ snprintf(str, sizeof(str), "Internal FPS: %2d", internal_fps);
+
+ pl_rearmed_cbs.flip_cnt = 0;
+
+ environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, &msg);
+ }
+ }
+ else
+ frame_count = 0;
+
+ input_poll_cb();
+
+ bool updated = false;
+ if (environ_cb(RETRO_ENVIRONMENT_GET_VARIABLE_UPDATE, &updated) && updated)
+ update_variables(true);
+
+ // reset all keystate, query libretro for keystate
+ int j;
+ int lsx;
+ int rsy;
+ float negcon_twist_amplitude;
+ int negcon_i_rs;
+ int negcon_ii_rs;
+ for(i = 0; i < PORTS_NUMBER; i++)
+ {
+ int16_t ret = 0;
+ in_keystate[i] = 0;
+
+ if (in_type[i] == PSE_PAD_TYPE_NONE)
+ continue;
+
+ if (libretro_supports_bitmasks)
+ ret = input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, RETRO_DEVICE_ID_JOYPAD_MASK);
+ else
+ {
+ unsigned j;
+ for (j = 0; j < (RETRO_DEVICE_ID_JOYPAD_R3+1); j++)
+ {
+ if (input_state_cb(i, RETRO_DEVICE_JOYPAD, 0, j))
+ ret |= (1 << j);
+ }
+ }
+
+ if (in_type[i] == PSE_PAD_TYPE_GUNCON)
+ {
+ //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
+
+ //ToDo
+ //Put the controller index back to i instead of hardcoding to 1 when the libretro overlay crash bug is fixed
+ //This is required for 2 player
+
+ //GUNCON has 3 controls, Trigger,A,B which equal Circle,Start,Cross
+
+ // Trigger
+ //The 1 is hardcoded instead of i to prevent the overlay mouse button libretro crash bug
+ if (input_state_cb(1, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_LEFT)){
+ in_keystate[i] |= (1 << DKEY_CIRCLE);
+ }
+
+ // A
+ if (input_state_cb(1, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_RIGHT)){
+ in_keystate[i] |= (1 << DKEY_START);
+ }
+
+ // B
+ if (input_state_cb(1, RETRO_DEVICE_MOUSE, 0, RETRO_DEVICE_ID_MOUSE_MIDDLE)){
+ in_keystate[i] |= (1 << DKEY_CROSS);
+ }
+
+ //The 1 is hardcoded instead of i to prevent the overlay mouse button libretro crash bug
+ int gunx = input_state_cb(1, RETRO_DEVICE_POINTER, 0, RETRO_DEVICE_ID_POINTER_X);
+ int guny = input_state_cb(1, RETRO_DEVICE_POINTER, 0, RETRO_DEVICE_ID_POINTER_Y);
+
+ //This adjustment process gives the user the ability to manually align the mouse up better
+ //with where the shots are in the emulator.
+
+ //Percentage distance of screen to adjust
+ int GunconAdjustX = 0;
+ int GunconAdjustY = 0;
+
+ //Used when out by a percentage
+ float GunconAdjustRatioX = 1;
+ float GunconAdjustRatioY = 1;
+
+ struct retro_variable var;
+ 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);
+ }
+
+ //Mouse range is -32767 -> 32767
+ //1% is about 655
+ //Use the left analog stick field to store the absolute coordinates
+ in_analog_left[0][0] = (gunx*GunconAdjustRatioX) + (GunconAdjustX * 655);
+ in_analog_left[0][1] = (guny*GunconAdjustRatioY) + (GunconAdjustY * 655);
+
+
+ }
+ if (in_type[i] == PSE_PAD_TYPE_NEGCON)
+ {
+ // Query digital inputs
+ //
+ // > Pad-Up
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_UP))
+ in_keystate[i] |= (1 << DKEY_UP);
+ // > Pad-Right
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_RIGHT))
+ in_keystate[i] |= (1 << DKEY_RIGHT);
+ // > Pad-Down
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_DOWN))
+ in_keystate[i] |= (1 << DKEY_DOWN);
+ // > Pad-Left
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_LEFT))
+ in_keystate[i] |= (1 << DKEY_LEFT);
+ // > Start
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_START))
+ in_keystate[i] |= (1 << DKEY_START);
+ // > neGcon A
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_A))
+ in_keystate[i] |= (1 << DKEY_CIRCLE);
+ // > neGcon B
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_X))
+ in_keystate[i] |= (1 << DKEY_TRIANGLE);
+ // > neGcon R shoulder (digital)
+ if (ret & (1 << RETRO_DEVICE_ID_JOYPAD_R))
+ in_keystate[i] |= (1 << DKEY_R1);
+ // Query analog inputs
+ //
+ // From studying 'libpcsxcore/plugins.c' and 'frontend/plugin.c':
+ // >> pad->leftJoyX == in_analog_left[i][0] == NeGcon II
+ // >> pad->leftJoyY == in_analog_left[i][1] == NeGcon L
+ // >> pad->rightJoyX == in_analog_right[i][0] == NeGcon twist
+ // >> pad->rightJoyY == in_analog_right[i][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(i, 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[i][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(i, 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[i][1] = MAX(
+ MAX(
+ get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_R2),
+ get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_B)
+ ),
+ negcon_i_rs
+ );
+ // >> NeGcon II
+ in_analog_left[i][0] = MAX(
+ MAX(
+ get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L2),
+ get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_Y)
+ ),
+ negcon_ii_rs
+ );
+ // > NeGcon L
+ in_analog_left[i][1] = get_analog_button(ret, input_state_cb, i, RETRO_DEVICE_ID_JOYPAD_L);
+ }
+ if (in_type[i] != PSE_PAD_TYPE_NEGCON && in_type[i] != PSE_PAD_TYPE_GUNCON)
+ {
+ // 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 (in_type[i] == PSE_PAD_TYPE_ANALOGJOY || in_type[i] == PSE_PAD_TYPE_ANALOGPAD)
+ {
+ in_analog_left[i][0] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
+ in_analog_left[i][1] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_LEFT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
+ in_analog_right[i][0] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_X) / 255) + 128, 255);
+ in_analog_right[i][1] = MIN((input_state_cb(i, RETRO_DEVICE_ANALOG, RETRO_DEVICE_INDEX_ANALOG_RIGHT, RETRO_DEVICE_ID_ANALOG_Y) / 255) + 128, 255);
+ }
+ }
+ }
+
+ 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)
+ {
+ SysPrintf("no BIOS files found.\n");
+ struct retro_message msg =
+ {
+ "No PlayStation BIOS file found - add for better compatibility",
+ 180
+ };
+ environ_cb(RETRO_ENVIRONMENT_SET_MESSAGE, (void*)&msg);
+ }
+}
+
+void retro_init(void)
+{
+ struct retro_rumble_interface rumble;
+ int ret;
+
+#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);
+ 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;
+#ifdef HAVE_PRE_ARMV7
+ 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;