UI adjustments, nub support
[libpicofe.git] / psp / menu.c
index 1f3c6ea..ccb472b 100644 (file)
@@ -6,7 +6,6 @@
 // don't like to use loads of #ifdefs, so duplicating GP2X code
 // horribly instead
 
-//#include <stdio.h>
 #include <string.h>
 #include <stdlib.h>
 #include <wchar.h>
@@ -16,6 +15,7 @@
 #include <pspdisplay.h>
 #include <pspgu.h>
 #include <pspiofilemgr.h>
+#include <psputils.h>
 
 #include "psp.h"
 #include "emu.h"
 
 #define pspKeyUnkn "???"
 static const char * const pspKeyNames[] = {
-       "SELECT",   pspKeyUnkn, pspKeyUnkn, "START",    "UP",       "RIGHT",    "DOWN",     "LEFT",
-       "L",        "R",        pspKeyUnkn, pspKeyUnkn, "TRIANGLE", "CIRCLE",   "X",        "SQUARE",
-       "HOME",     "HOLD",     "WLAN_UP",  "REMOTE",   "VOLUP",    "VOLDOWN",  "SCREEN",   "NOTE",
-       pspKeyUnkn, pspKeyUnkn, pspKeyUnkn, pspKeyUnkn, pspKeyUnkn, pspKeyUnkn, pspKeyUnkn, pspKeyUnkn
+       "SELECT",   pspKeyUnkn, pspKeyUnkn, "START",    "UP",       "RIGHT",     "DOWN",     "LEFT",
+       "L",        "R",        pspKeyUnkn, pspKeyUnkn, "TRIANGLE", "CIRCLE",    "X",        "SQUARE",
+       "HOME",     "HOLD",     "WLAN_UP",  "REMOTE",   "VOLUP",    "VOLDOWN",   "SCREEN",   "NOTE",
+       pspKeyUnkn, pspKeyUnkn, pspKeyUnkn, pspKeyUnkn, "NUB UP",   "NUB RIGHT", "NUB DOWN", "NUB LEFT" // fake
 };
 
-static unsigned char bg_buffer[480*272*2] __attribute__((aligned(16))); // TODO: move to vram?
+static unsigned short bg_buffer[480*272] __attribute__((aligned(16)));
 #define menu_screen psp_screen
 
 static void menu_darken_bg(void *dst, const void *src, int pixels, int darker);
-static void menu_prepare_bg(int use_game_bg);
+static void menu_prepare_bg(int use_game_bg, int use_fg);
 
 
 static unsigned int inp_prev = 0;
 
-static unsigned long wait_for_input(unsigned int interesting)
+static unsigned long wait_for_input(unsigned int interesting, int is_key_config)
 {
        unsigned int ret;
        static int repeats = 0, wait = 50;
-       int release = 0, i;
+       int release = 0, count, i;
+
+       if (!is_key_config)
+               interesting |= (interesting & 0xf0) << 24; // also use analog
 
        if (repeats == 2 || repeats == 4) wait /= 2;
        if (repeats == 6) wait = 15;
@@ -62,7 +65,7 @@ static unsigned long wait_for_input(unsigned int interesting)
                psp_msleep(wait);
        }
 
-       while ( !((ret = psp_pad_read(1)) & interesting) ) {
+       for (count = 0; !((ret = psp_pad_read(1)) & interesting) && count < 100; count++) {
                psp_msleep(50);
                release = 1;
        }
@@ -73,6 +76,9 @@ static unsigned long wait_for_input(unsigned int interesting)
        }
        inp_prev = ret;
 
+       if (!is_key_config)
+               ret |= (ret & 0xf0000000) >> 24; // use analog as d-pad
+
        // we don't need diagonals in menus
        if ((ret&BTN_UP)   && (ret&BTN_LEFT))  ret &= ~BTN_LEFT;
        if ((ret&BTN_UP)   && (ret&BTN_RIGHT)) ret &= ~BTN_RIGHT;
@@ -190,10 +196,10 @@ static void draw_dirlist(char *curdir, struct my_dirent **namelist, int n, int s
                if (pos > 26) break;
                if (namelist[i+1]->d_type & DT_DIR) {
                        smalltext_out16_lim(14,   pos*10, "/", 0xd7ff, 1);
-                       smalltext_out16_lim(14+6, pos*10, namelist[i+1]->d_name, 0xd7ff, 53-3);
+                       smalltext_out16_lim(14+6, pos*10, namelist[i+1]->d_name, 0xd7ff, 80-3);
                } else {
                        unsigned short color = file2color(namelist[i+1]->d_name);
-                       smalltext_out16_lim(14,   pos*10, namelist[i+1]->d_name, color, 53-2);
+                       smalltext_out16_lim(14,   pos*10, namelist[i+1]->d_name, color, 80-2);
                }
        }
        text_out16(5, 130, ">");
@@ -350,14 +356,14 @@ static char *romsel_loop(char *curr_path)
        for (;;)
        {
                draw_dirlist(curr_path, namelist, n, sel);
-               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_L|BTN_R|BTN_X|BTN_CIRCLE);
+               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_L|BTN_R|BTN_X|BTN_CIRCLE, 0);
                if(inp & BTN_UP  )  { sel--;   if (sel < 0)   sel = n-2; }
                if(inp & BTN_DOWN)  { sel++;   if (sel > n-2) sel = 0; }
                if(inp & BTN_LEFT)  { sel-=10; if (sel < 0)   sel = 0; }
                if(inp & BTN_L)     { sel-=24; if (sel < 0)   sel = 0; }
                if(inp & BTN_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }
                if(inp & BTN_R)     { sel+=24; if (sel > n-2) sel = n-2; }
-               if(inp & BTN_X)     { // enter dir/select
+               if(inp & BTN_CIRCLE) { // enter dir/select
                        if (namelist[sel+1]->d_type & DT_REG) {
                                strcpy(romFileName, curr_path);
                                strcat(romFileName, "/");
@@ -386,7 +392,7 @@ static char *romsel_loop(char *curr_path)
                                break;
                        }
                }
-               if(inp & BTN_CIRCLE) break; // cancel
+               if(inp & BTN_X) break; // cancel
        }
 
        if (n > 0) {
@@ -424,7 +430,7 @@ static void draw_debug(void)
 static void debug_menu_loop(void)
 {
        draw_debug();
-       wait_for_input(BTN_X|BTN_CIRCLE);
+       wait_for_input(BTN_X|BTN_CIRCLE, 0);
 }
 
 // ------------ patch/gg menu ------------
@@ -461,17 +467,17 @@ static void patches_menu_loop(void)
        for(;;)
        {
                draw_patchlist(menu_sel);
-               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_L|BTN_R|BTN_X|BTN_CIRCLE);
+               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_L|BTN_R|BTN_X|BTN_CIRCLE, 0);
                if(inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = PicoPatchCount; }
                if(inp & BTN_DOWN) { menu_sel++; if (menu_sel > PicoPatchCount) menu_sel = 0; }
                if(inp &(BTN_LEFT|BTN_L))  { menu_sel-=10; if (menu_sel < 0) menu_sel = 0; }
                if(inp &(BTN_RIGHT|BTN_R)) { menu_sel+=10; if (menu_sel > PicoPatchCount) menu_sel = PicoPatchCount; }
-               if(inp & BTN_X) { // action
+               if(inp & BTN_CIRCLE) { // action
                        if (menu_sel < PicoPatchCount)
                                PicoPatches[menu_sel].active = !PicoPatches[menu_sel].active;
                        else    return;
                }
-               if(inp & BTN_CIRCLE) return;
+               if(inp & BTN_X) return;
        }
 
 }
@@ -495,24 +501,38 @@ static void state_check_slots(void)
        }
 }
 
+static void *get_oldstate_for_preview(void)
+{
+       unsigned char *ptr = malloc(sizeof(Pico.vram) + sizeof(Pico.cram) + sizeof(Pico.vsram) + sizeof(Pico.video));
+       if (ptr == NULL) return NULL;
+
+       memcpy(ptr, Pico.vram, sizeof(Pico.vram));
+       memcpy(ptr + sizeof(Pico.vram), Pico.cram, sizeof(Pico.cram));
+       memcpy(ptr + sizeof(Pico.vram) + sizeof(Pico.cram), Pico.vsram, sizeof(Pico.vsram));
+       memcpy(ptr + sizeof(Pico.vram) + sizeof(Pico.cram) + sizeof(Pico.vsram), &Pico.video, sizeof(Pico.video));
+       return ptr;
+}
+
+static void restore_oldstate(void *ptrx)
+{
+       unsigned char *ptr = ptrx;
+       memcpy(Pico.vram,  ptr,  sizeof(Pico.vram));
+       memcpy(Pico.cram,  ptr + sizeof(Pico.vram), sizeof(Pico.cram));
+       memcpy(Pico.vsram, ptr + sizeof(Pico.vram) + sizeof(Pico.cram), sizeof(Pico.vsram));
+       memcpy(&Pico.video,ptr + sizeof(Pico.vram) + sizeof(Pico.cram) + sizeof(Pico.vsram), sizeof(Pico.video));
+       free(ptrx);
+}
+
 static void draw_savestate_bg(int slot)
 {
-       struct PicoVideo tmp_pv;
-       unsigned short tmp_cram[0x40];
-       unsigned short tmp_vsram[0x40];
-       void *tmp_vram, *file;
+       void *file, *oldstate;
        char *fname;
 
        fname = emu_GetSaveFName(1, 0, slot);
        if (!fname) return;
 
-       tmp_vram = malloc(sizeof(Pico.vram));
-       if (tmp_vram == NULL) return;
-
-       memcpy(tmp_vram, Pico.vram, sizeof(Pico.vram));
-       memcpy(tmp_cram, Pico.cram, sizeof(Pico.cram));
-       memcpy(tmp_vsram, Pico.vsram, sizeof(Pico.vsram));
-       memcpy(&tmp_pv, &Pico.video, sizeof(Pico.video));
+       oldstate = get_oldstate_for_preview();
+       if (oldstate == NULL) return;
 
        if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {
                file = gzopen(fname, "rb");
@@ -538,13 +558,9 @@ static void draw_savestate_bg(int slot)
        }
 
        emu_forcedFrame();
-       menu_prepare_bg(1);
+       menu_prepare_bg(1, 0);
 
-       memcpy(Pico.vram, tmp_vram, sizeof(Pico.vram));
-       memcpy(Pico.cram, tmp_cram, sizeof(Pico.cram));
-       memcpy(Pico.vsram, tmp_vsram, sizeof(Pico.vsram));
-       memcpy(&Pico.video, &tmp_pv,  sizeof(Pico.video));
-       free(tmp_vram);
+       restore_oldstate(oldstate);
 }
 
 static void draw_savestate_menu(int menu_sel, int is_loading)
@@ -581,7 +597,7 @@ static int savestate_menu_loop(int is_loading)
        for(;;)
        {
                draw_savestate_menu(menu_sel, is_loading);
-               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE);
+               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE, 0);
                if(inp & BTN_UP  ) {
                        do {
                                menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;
@@ -592,10 +608,10 @@ static int savestate_menu_loop(int is_loading)
                                menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;
                        } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);
                }
-               if(inp & BTN_X) { // save/load
+               if(inp & BTN_CIRCLE) { // save/load
                        if (menu_sel < 10) {
                                state_slot = menu_sel;
-                               PicoStateProgressCB = emu_stateCb; /* also suitable for menu */
+                               PicoStateProgressCB = emu_msg_cb; /* also suitable for menu */
                                if (emu_SaveLoadGame(is_loading, 0)) {
                                        strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");
                                        return 1;
@@ -603,7 +619,7 @@ static int savestate_menu_loop(int is_loading)
                                return 0;
                        } else  return 1;
                }
-               if(inp & BTN_CIRCLE) return 1;
+               if(inp & BTN_X) return 1;
        }
 }
 
@@ -620,7 +636,11 @@ static char *action_binds(int player_idx, int action_mask)
                if (currentConfig.KeyBinds[i] & action_mask)
                {
                        if (player_idx >= 0 && ((currentConfig.KeyBinds[i] >> 16) & 3) != player_idx) continue;
-                       if (strkeys[0]) { strcat(strkeys, " + "); strcat(strkeys, pspKeyNames[i]); break; }
+                       if (strkeys[0]) {
+                               strcat(strkeys, i >= 28 ? ", " : " + "); // nub "buttons" don't create combos
+                               strcat(strkeys, pspKeyNames[i]);
+                               break;
+                       }
                        else strcpy(strkeys, pspKeyNames[i]);
                }
        }
@@ -673,14 +693,14 @@ static void draw_key_config(const bind_action_t *opts, int opt_cnt, int player_i
        text_out16(x, y, "Done");
 
        if (sel < opt_cnt) {
-               text_out16(80+30, 180, "Press a button to bind/unbind");
-               text_out16(80+30, 190, "Use SELECT to clear");
-               text_out16(80+30, 200, "To bind UP/DOWN, hold SELECT");
-               text_out16(80+30, 210, "Select \"Done\" to exit");
+               text_out16(80+30, 220, "Press a button to bind/unbind");
+               text_out16(80+30, 230, "Use SELECT to clear");
+               text_out16(80+30, 240, "To bind UP/DOWN, hold SELECT");
+               text_out16(80+30, 250, "Select \"Done\" to exit");
        } else {
-               text_out16(80+30, 190, "Use Options -> Save cfg");
-               text_out16(80+30, 200, "to save controls");
-               text_out16(80+30, 210, "Press X or O to exit");
+               text_out16(80+30, 230, "Use Options -> Save cfg");
+               text_out16(80+30, 240, "to save controls");
+               text_out16(80+30, 250, "Press X or O to exit");
        }
        menu_draw_end();
 }
@@ -693,7 +713,7 @@ static void key_config_loop(const bind_action_t *opts, int opt_cnt, int player_i
        for (;;)
        {
                draw_key_config(opts, opt_cnt, player_idx, sel);
-               inp = wait_for_input(CONFIGURABLE_KEYS|BTN_SELECT);
+               inp = wait_for_input(CONFIGURABLE_KEYS|BTN_SELECT, 1);
                if (!(inp & BTN_SELECT)) {
                        prev_select = 0;
                        if(inp & BTN_UP  ) { sel--; if (sel < 0) sel = menu_sel_max; continue; }
@@ -766,8 +786,6 @@ static bind_action_t emuctrl_actions[] =
        { "Prev Save Slot ", 1<<25 },
        { "Next Save Slot ", 1<<24 },
        { "Switch Renderer", 1<<26 },
-       { "Volume Down    ", 1<<30 },
-       { "Volume Up      ", 1<<29 },
 };
 
 static void kc_sel_loop(void)
@@ -779,10 +797,10 @@ static void kc_sel_loop(void)
        while (1)
        {
                draw_kc_sel(menu_sel);
-               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE);
+               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE, 0);
                if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
                if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
-               if (inp & BTN_X) {
+               if (inp & BTN_CIRCLE) {
                        switch (menu_sel) {
                                case 0: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 0); return;
                                case 1: key_config_loop(ctrl_actions, is_6button ? 12 : 8, 1); return;
@@ -792,7 +810,7 @@ static void kc_sel_loop(void)
                                default: return;
                        }
                }
-               if (inp & BTN_CIRCLE) return;
+               if (inp & BTN_X) return;
        }
 }
 
@@ -860,7 +878,7 @@ static void draw_cd_menu_options(int menu_sel, struct bios_names_t *bios_names)
        if ((selected_id == MA_CDOPT_TESTBIOS_USA && strcmp(bios_names->us, "NOT FOUND")) ||
                (selected_id == MA_CDOPT_TESTBIOS_EUR && strcmp(bios_names->eu, "NOT FOUND")) ||
                (selected_id == MA_CDOPT_TESTBIOS_JAP && strcmp(bios_names->jp, "NOT FOUND")))
-                       text_out16(tl_x, 210, "Press start to test selected BIOS");
+                       text_out16(tl_x, 250, "Press start to test selected BIOS");
 
        menu_draw_end();
 }
@@ -892,7 +910,7 @@ static void cd_menu_loop_options(void)
        for(;;)
        {
                draw_cd_menu_options(menu_sel, &bios_names);
-               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE);
+               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE, 0);
                if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
                if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
                selected_id = me_index2id(cdopt_entries, CDOPT_ENTRY_COUNT, menu_sel);
@@ -909,7 +927,7 @@ static void cd_menu_loop_options(void)
                                }
                        }
                }
-               if (inp & BTN_X) { // toggleable options
+               if (inp & BTN_CIRCLE) { // toggleable options
                        if (!me_process(cdopt_entries, CDOPT_ENTRY_COUNT, selected_id, 1) &&
                            selected_id == MA_CDOPT_DONE) {
                                return;
@@ -940,7 +958,165 @@ static void cd_menu_loop_options(void)
                                        break;
                        }
                }
-               if (inp & BTN_CIRCLE) return;
+               if (inp & BTN_X) return;
+       }
+}
+
+// --------- display options ----------
+
+menu_entry opt3_entries[] =
+{
+       { NULL,                        MB_NONE,  MA_OPT3_SCALE,         NULL, 0, 0, 0, 1 },
+       { NULL,                        MB_NONE,  MA_OPT3_HSCALE32,      NULL, 0, 0, 0, 1 },
+       { NULL,                        MB_NONE,  MA_OPT3_HSCALE40,      NULL, 0, 0, 0, 1 },
+       { NULL,                        MB_ONOFF, MA_OPT3_FILTERING,     &currentConfig.scaling, 1, 0, 0, 1 },
+       { NULL,                        MB_NONE,  MA_OPT3_VSYNC,         NULL, 0, 0, 0, 1 },
+       { "Set to unscaled centered",  MB_NONE,  MA_OPT3_PRES_NOSCALE,  NULL, 0, 0, 0, 1 },
+       { "Set to fullscreen",         MB_NONE,  MA_OPT3_PRES_FULLSCR,  NULL, 0, 0, 0, 1 },
+       { "done",                      MB_NONE,  MA_OPT3_DONE,          NULL, 0, 0, 0, 1 },
+};
+
+#define OPT3_ENTRY_COUNT (sizeof(opt3_entries) / sizeof(opt3_entries[0]))
+
+
+static void menu_opt3_cust_draw(const menu_entry *entry, int x, int y, void *param)
+{
+       switch (entry->id)
+       {
+               case MA_OPT3_SCALE:
+                       text_out16(x, y, "Scale factor:                      %.2f", currentConfig.scale);
+                       break;
+               case MA_OPT3_HSCALE32:
+                       text_out16(x, y, "Hor. scale (for low res. games):   %.2f", currentConfig.hscale32);
+                       break;
+               case MA_OPT3_HSCALE40:
+                       text_out16(x, y, "Hor. scale (for hi res. games):    %.2f", currentConfig.hscale40);
+                       break;
+               case MA_OPT3_FILTERING:
+                       text_out16(x, y, "Bilinear filtering                 %s", currentConfig.scaling?"ON":"OFF");
+                       break;
+               case MA_OPT3_VSYNC: {
+                       char *val = "    never";
+                       if (currentConfig.EmuOpt & 0x2000)
+                               val = (currentConfig.EmuOpt & 0x10000) ? "sometimes" : "   always";
+                       text_out16(x, y, "Wait for vsync (slow)         %s", val);
+                       break;
+               }
+               default: break;
+       }
+}
+
+static void menu_opt3_preview(int is_32col)
+{
+       void *oldstate = NULL;
+
+       if (rom_data == NULL || ((Pico.video.reg[12]&1)^1) != is_32col)
+       {
+               extern char bgdatac32_start[], bgdatac40_start[];
+               extern int bgdatac32_size, bgdatac40_size;
+               void *bgdata = is_32col ? bgdatac32_start : bgdatac40_start;
+               unsigned long insize = is_32col ? bgdatac32_size : bgdatac40_size, outsize = 65856;
+               int ret;
+               ret = uncompress((Bytef *)bg_buffer, &outsize, bgdata, insize);
+               if (ret == 0)
+               {
+                       if (rom_data != NULL) oldstate = get_oldstate_for_preview();
+                       memcpy(Pico.vram,  bg_buffer, sizeof(Pico.vram));
+                       memcpy(Pico.cram,  (char *)bg_buffer + 0x10000, 0x40*2);
+                       memcpy(Pico.vsram, (char *)bg_buffer + 0x10080, 0x40*2);
+                       memcpy(&Pico.video,(char *)bg_buffer + 0x10100, 0x40);
+               }
+               else
+                       lprintf("uncompress returned %i\n", ret);
+       }
+
+       memset32(psp_screen, 0, 512*272*2/4);
+       emu_forcedFrame();
+       menu_prepare_bg(1, 0);
+
+       if (oldstate) restore_oldstate(oldstate);
+}
+
+static void draw_dispmenu_options(int menu_sel)
+{
+       int tl_x = 80, tl_y = 16+50;
+
+       menu_draw_begin();
+
+       menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 316);
+
+       me_draw(opt3_entries, OPT3_ENTRY_COUNT, tl_x, tl_y, menu_opt3_cust_draw, NULL);
+
+       menu_draw_end();
+}
+
+static void dispmenu_loop_options(void)
+{
+       static int menu_sel = 0;
+       int menu_sel_max, is_32col = (Pico.video.reg[12]&1)^1;
+       unsigned long inp = 0;
+       menu_id selected_id;
+
+       menu_sel_max = me_count_enabled(opt3_entries, OPT3_ENTRY_COUNT) - 1;
+
+       for (;;)
+       {
+               draw_dispmenu_options(menu_sel);
+               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE, 0);
+               if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
+               if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
+               selected_id = me_index2id(opt3_entries, OPT3_ENTRY_COUNT, menu_sel);
+               if (selected_id == MA_OPT3_HSCALE40 &&  is_32col) { is_32col = 0; menu_opt3_preview(is_32col); }
+               if (selected_id == MA_OPT3_HSCALE32 && !is_32col) { is_32col = 1; menu_opt3_preview(is_32col); }
+
+               if (inp & (BTN_LEFT|BTN_RIGHT)) // multi choise
+               {
+                       float *setting = NULL;
+                       int tmp;
+                       me_process(opt3_entries, OPT3_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0);
+                       switch (selected_id) {
+                               case MA_OPT3_SCALE:    setting = &currentConfig.scale; break;
+                               case MA_OPT3_HSCALE40: setting = &currentConfig.hscale40; is_32col = 0; break;
+                               case MA_OPT3_HSCALE32: setting = &currentConfig.hscale32; is_32col = 1; break;
+                               case MA_OPT3_FILTERING:menu_opt3_preview(is_32col); break;
+                               case MA_OPT3_VSYNC:    tmp = ((currentConfig.EmuOpt>>13)&1) | ((currentConfig.EmuOpt>>15)&2);
+                                       tmp = (inp & BTN_LEFT) ? (tmp>>1) : ((tmp<<1)|1);
+                                       if (tmp > 3) tmp = 3;
+                                       currentConfig.EmuOpt &= ~0x12000;
+                                       currentConfig.EmuOpt |= ((tmp&2)<<15) | ((tmp&1)<<13);
+                                       break;
+                               default: break;
+                       }
+                       if (setting != NULL) {
+                               while ((inp = psp_pad_read(0)) & (BTN_LEFT|BTN_RIGHT)) {
+                                       *setting += (inp & BTN_LEFT) ? -0.01 : 0.01;
+                                       menu_opt3_preview(is_32col);
+                                       draw_dispmenu_options(menu_sel); // will wait vsync
+                               }
+                       }
+               }
+               if (inp & BTN_CIRCLE) { // toggleable options
+                       me_process(opt3_entries, OPT3_ENTRY_COUNT, selected_id, 1);
+                       switch (selected_id) {
+                               case MA_OPT3_DONE:
+                                       return;
+                               case MA_OPT3_PRES_NOSCALE:
+                                       currentConfig.scale = currentConfig.hscale40 = currentConfig.hscale32 = 1.0;
+                                       menu_opt3_preview(is_32col);
+                                       break;
+                               case MA_OPT3_PRES_FULLSCR:
+                                       currentConfig.scale = 1.20;
+                                       currentConfig.hscale40 = 1.25;
+                                       currentConfig.hscale32 = 1.56;
+                                       menu_opt3_preview(is_32col);
+                                       break;
+                               case MA_OPT3_FILTERING:
+                                       menu_opt3_preview(is_32col);
+                                       break;
+                               default: break;
+                       }
+               }
+               if (inp & BTN_X) return;
        }
 }
 
@@ -949,13 +1125,12 @@ static void cd_menu_loop_options(void)
 
 menu_entry opt2_entries[] =
 {
-       { "Emulate Z80",               MB_ONOFF, MA_OPT2_ENABLE_Z80,    &currentConfig.PicoOpt,0x0004, 0, 0, 1 },
-       { "Emulate YM2612 (FM)",       MB_ONOFF, MA_OPT2_ENABLE_YM2612, &currentConfig.PicoOpt,0x0001, 0, 0, 1 },
-       { "Emulate SN76496 (PSG)",     MB_ONOFF, MA_OPT2_ENABLE_SN76496,&currentConfig.PicoOpt,0x0002, 0, 0, 1 },
-//     { "Double buffering",          MB_ONOFF, MA_OPT2_DBLBUFF,       &currentConfig.EmuOpt, 0x8000, 0, 0, 1 },
-//     { "Wait for V-sync (slow)",    MB_ONOFF, MA_OPT2_VSYNC,         &currentConfig.EmuOpt, 0x2000, 0, 0, 1 },
-       { "gzip savestates",           MB_ONOFF, MA_OPT2_GZIP_STATES,   &currentConfig.EmuOpt, 0x0008, 0, 0, 1 },
-       { "Don't save last used ROM",  MB_ONOFF, MA_OPT2_NO_LAST_ROM,   &currentConfig.EmuOpt, 0x0020, 0, 0, 1 },
+       { "Emulate Z80",               MB_ONOFF, MA_OPT2_ENABLE_Z80,    &currentConfig.PicoOpt,0x00004, 0, 0, 1 },
+       { "Emulate YM2612 (FM)",       MB_ONOFF, MA_OPT2_ENABLE_YM2612, &currentConfig.PicoOpt,0x00001, 0, 0, 1 },
+       { "Emulate SN76496 (PSG)",     MB_ONOFF, MA_OPT2_ENABLE_SN76496,&currentConfig.PicoOpt,0x00002, 0, 0, 1 },
+       { "gzip savestates",           MB_ONOFF, MA_OPT2_GZIP_STATES,   &currentConfig.EmuOpt, 0x00008, 0, 0, 1 },
+       { "Don't save last used ROM",  MB_ONOFF, MA_OPT2_NO_LAST_ROM,   &currentConfig.EmuOpt, 0x00020, 0, 0, 1 },
+       { "Status line in main menu",  MB_ONOFF, MA_OPT2_STATUS_LINE,   &currentConfig.EmuOpt, 0x20000, 0, 0, 1 },
        { "done",                      MB_NONE,  MA_OPT2_DONE,          NULL, 0, 0, 0, 1 },
 };
 
@@ -987,29 +1162,23 @@ static void amenu_loop_options(void)
        for(;;)
        {
                draw_amenu_options(menu_sel);
-               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE);
+               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE, 0);
                if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
                if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
                selected_id = me_index2id(opt2_entries, OPT2_ENTRY_COUNT, menu_sel);
                if (inp & (BTN_LEFT|BTN_RIGHT)) { // multi choise
                        if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0) &&
                            selected_id == MA_OPT2_GAMMA) {
-                               while ((inp = psp_pad_read(1)) & (BTN_LEFT|BTN_RIGHT)) {
-                                       currentConfig.gamma += (inp & BTN_LEFT) ? -1 : 1;
-                                       if (currentConfig.gamma <   1) currentConfig.gamma =   1;
-                                       if (currentConfig.gamma > 300) currentConfig.gamma = 300;
-                                       draw_amenu_options(menu_sel);
-                                       psp_msleep(18);
-                               }
+                               // TODO?
                        }
                }
-               if (inp & BTN_X) { // toggleable options
+               if (inp & BTN_CIRCLE) { // toggleable options
                        if (!me_process(opt2_entries, OPT2_ENTRY_COUNT, selected_id, 1) &&
                            selected_id == MA_OPT2_DONE) {
                                return;
                        }
                }
-               if (inp & BTN_CIRCLE) return;
+               if (inp & BTN_X) return;
        }
 }
 
@@ -1019,7 +1188,6 @@ static void amenu_loop_options(void)
 menu_entry opt_entries[] =
 {
        { NULL,                        MB_NONE,  MA_OPT_RENDERER,      NULL, 0, 0, 0, 1 },
-       { "Scale low res mode",        MB_ONOFF, MA_OPT_SCALING,       &currentConfig.scaling, 0x0001, 0, 3, 1 },
        { "Accurate timing (slower)",  MB_ONOFF, MA_OPT_ACC_TIMING,    &currentConfig.PicoOpt, 0x0040, 0, 0, 1 },
        { "Accurate sprites (slower)", MB_ONOFF, MA_OPT_ACC_SPRITES,   &currentConfig.PicoOpt, 0x0080, 0, 0, 1 },
        { "Show FPS",                  MB_ONOFF, MA_OPT_SHOW_FPS,      &currentConfig.EmuOpt,  0x0002, 0, 0, 1 },
@@ -1032,8 +1200,9 @@ menu_entry opt_entries[] =
        { NULL,                        MB_NONE,  MA_OPT_CONFIRM_STATES,NULL, 0, 0, 0, 1 },
        { "Save slot",                 MB_RANGE, MA_OPT_SAVE_SLOT,     &state_slot, 0, 0, 9, 1 },
        { NULL,                        MB_NONE,  MA_OPT_CPU_CLOCKS,    NULL, 0, 0, 0, 1 },
+       { "[Display options]",         MB_NONE,  MA_OPT_DISP_OPTS,     NULL, 0, 0, 0, 1 },
        { "[Sega/Mega CD options]",    MB_NONE,  MA_OPT_SCD_OPTS,      NULL, 0, 0, 0, 1 },
-       { "[advanced options]",        MB_NONE,  MA_OPT_ADV_OPTS,      NULL, 0, 0, 0, 1 },
+       { "[Advanced options]",        MB_NONE,  MA_OPT_ADV_OPTS,      NULL, 0, 0, 0, 1 },
        { NULL,                        MB_NONE,  MA_OPT_SAVECFG,       NULL, 0, 0, 0, 1 },
        { "Save cfg for current game only",MB_NONE,MA_OPT_SAVECFG_GAME,NULL, 0, 0, 0, 1 },
        { NULL,                        MB_NONE,  MA_OPT_LOADCFG,       NULL, 0, 0, 0, 1 },
@@ -1073,12 +1242,12 @@ static void menu_opt_cust_draw(const menu_entry *entry, int x, int y, void *para
        {
                case MA_OPT_RENDERER:
                        if (currentConfig.PicoOpt&0x10)
-                               str = " 8bit fast";
+                               str = "fast";
                        else if (currentConfig.EmuOpt&0x80)
-                               str = "16bit accurate";
+                               str = "accurate";
                        else
-                               str = " 8bit accurate";
-                       text_out16(x, y, "Renderer:            %s", str);
+                               str = " 8bit accurate"; // n/a
+                       text_out16(x, y, "Renderer:                  %s", str);
                        break;
                case MA_OPT_FRAMESKIP:
                        if (currentConfig.Frameskip < 0)
@@ -1120,7 +1289,6 @@ static void menu_opt_cust_draw(const menu_entry *entry, int x, int y, void *para
 }
 
 
-
 static void draw_menu_options(int menu_sel)
 {
        int tl_x = 80+25, tl_y = 16+24;
@@ -1201,7 +1369,7 @@ static int menu_loop_options(void)
        while (1)
        {
                draw_menu_options(menu_sel);
-               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE);
+               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_LEFT|BTN_RIGHT|BTN_X|BTN_CIRCLE, 0);
                if (inp & BTN_UP  ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
                if (inp & BTN_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
                selected_id = me_index2id(opt_entries, OPT_ENTRY_COUNT, menu_sel);
@@ -1209,31 +1377,16 @@ static int menu_loop_options(void)
                        if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, (inp&BTN_RIGHT) ? 1 : 0)) {
                                switch (selected_id) {
                                        case MA_OPT_RENDERER:
-                                               if (inp & BTN_LEFT) {
-                                                       if ((currentConfig.PicoOpt&0x10) || !(currentConfig.EmuOpt &0x80)) {
-                                                               currentConfig.PicoOpt&= ~0x10;
-                                                               currentConfig.EmuOpt |=  0x80;
-                                                       }
+                                               if ((currentConfig.PicoOpt&0x10) || !(currentConfig.EmuOpt &0x80)) {
+                                                       currentConfig.PicoOpt&= ~0x10;
+                                                       currentConfig.EmuOpt |=  0x80;
                                                } else {
-                                                       if (!(currentConfig.PicoOpt&0x10) || (currentConfig.EmuOpt &0x80)) {
-                                                               currentConfig.PicoOpt|=  0x10;
-                                                               currentConfig.EmuOpt &= ~0x80;
-                                                       }
+                                                       currentConfig.PicoOpt|=  0x10;
+                                                       currentConfig.EmuOpt &= ~0x80;
                                                }
                                                break;
                                        case MA_OPT_SOUND_QUALITY:
-                                               if ((inp & BTN_RIGHT) && currentConfig.PsndRate == 44100 &&
-                                                               !(currentConfig.PicoOpt&0x08))
-                                               {
-                                                       currentConfig.PsndRate =  11025;
-                                                       currentConfig.PicoOpt |=  8;
-                                               } else if ((inp & BTN_LEFT) && currentConfig.PsndRate == 11025 &&
-                                                               (currentConfig.PicoOpt&0x08) && !(PicoMCD&1))
-                                               {
-                                                       currentConfig.PsndRate =  44100;
-                                                       currentConfig.PicoOpt &= ~8;
-                                               } else
-                                                       currentConfig.PsndRate = sndrate_prevnext(currentConfig.PsndRate, inp & BTN_RIGHT);
+                                               currentConfig.PsndRate = sndrate_prevnext(currentConfig.PsndRate, inp & BTN_RIGHT);
                                                break;
                                        case MA_OPT_REGION:
                                                region_prevnext(inp & BTN_RIGHT);
@@ -1277,11 +1430,14 @@ static int menu_loop_options(void)
                                }
                        }
                }
-               if (inp & BTN_X) {
+               if (inp & BTN_CIRCLE) {
                        if (!me_process(opt_entries, OPT_ENTRY_COUNT, selected_id, 1))
                        {
                                switch (selected_id)
                                {
+                                       case MA_OPT_DISP_OPTS:
+                                               dispmenu_loop_options();
+                                               break;
                                        case MA_OPT_SCD_OPTS:
                                                cd_menu_loop_options();
                                                if (engineState == PGS_ReloadRom)
@@ -1312,7 +1468,7 @@ static int menu_loop_options(void)
                                }
                        }
                }
-               if(inp & BTN_CIRCLE) {
+               if(inp & BTN_X) {
                        menu_options_save();
                        return 0;  // done (update, no write)
                }
@@ -1330,12 +1486,15 @@ static void draw_menu_credits(void)
 
        y = tl_y;
        text_out16(tl_x, y, "Credits:");
-       text_out16(tl_x, (y+=10), "Dave: base code of PicoDrive");
+       text_out16(tl_x, (y+=10), "fDave: base code of PicoDrive");
+       text_out16(tl_x, (y+=10), "Chui: Fame/C");
+       text_out16(tl_x, (y+=10), "NJ: CZ80");
        text_out16(tl_x, (y+=10), "MAME devs: YM2612 and SN76496 cores");
-       text_out16(tl_x, (y+=10), "Charles MacDonald: Genesis hw docs");
        text_out16(tl_x, (y+=10), "Stephane Dallongeville:");
-       text_out16(tl_x, (y+=10), "      opensource Gens");
+       text_out16(tl_x, (y+=10), "    Gens code, base of Fame/C, CZ80");
+       text_out16(tl_x, (y+=10), "Charles MacDonald: Genesis hw docs");
        text_out16(tl_x, (y+=10), "Haze: Genesis hw info");
+       text_out16(tl_x, (y+=10), "ps2dev.org people: PSP SDK/code");
        text_out16(tl_x, (y+=10), "ketchupgun: skin design");
 
        menu_draw_end();
@@ -1362,21 +1521,23 @@ menu_entry main_entries[] =
 
 static void draw_menu_root(int menu_sel)
 {
-       const int tl_x = 80+70, tl_y = 16+70;
+       const int tl_x = 86+70, tl_y = 16+70;
+       char *stat = NULL;
 
        menu_draw_begin();
 
-       text_out16(tl_x, 16+20, "PicoDrive v" VERSION);
+       if ((currentConfig.EmuOpt&0x20000) && (stat = psp_get_status_line()))
+               text_out16(287, 12, "%s", stat);
+
+       text_out16(tl_x, 48, "PicoDrive v" VERSION);
 
        menu_draw_selection(tl_x - 16, tl_y + menu_sel*10, 146);
 
        me_draw(main_entries, MAIN_ENTRY_COUNT, tl_x, tl_y, NULL, NULL);
 
        // error
-       if (menuErrorMsg[0]) {
-               // memset((char *)menu_screen + 321*224*2, 0, 321*16*2);
-               text_out16(5, 258, menuErrorMsg);
-       }
+       if (menuErrorMsg[0])
+               text_out16(10, 252, menuErrorMsg);
        menu_draw_end();
 }
 
@@ -1404,23 +1565,23 @@ static void menu_loop_root(void)
        for (;;)
        {
                draw_menu_root(menu_sel);
-               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE|BTN_SELECT|BTN_L|BTN_R);
+               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X|BTN_CIRCLE|BTN_SELECT|BTN_L|BTN_R, 0);
                if(inp & BTN_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
                if(inp & BTN_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
                if((inp & (BTN_L|BTN_R)) == (BTN_L|BTN_R)) debug_menu_loop();
-               if( inp & (BTN_SELECT|BTN_CIRCLE)) {
+               if( inp & (BTN_SELECT|BTN_X)) {
                        if (rom_data) {
-                               while (psp_pad_read(1) & (BTN_SELECT|BTN_CIRCLE)) psp_msleep(50); // wait until released
+                               while (psp_pad_read(1) & (BTN_SELECT|BTN_X)) psp_msleep(50); // wait until released
                                engineState = PGS_Running;
                                break;
                        }
                }
-               if(inp & BTN_X)  {
+               if(inp & BTN_CIRCLE)  {
                        switch (me_index2id(main_entries, MAIN_ENTRY_COUNT, menu_sel))
                        {
                                case MA_MAIN_RESUME_GAME:
                                        if (rom_data) {
-                                               while (psp_pad_read(1) & BTN_X) psp_msleep(50);
+                                               while (psp_pad_read(1) & BTN_CIRCLE) psp_msleep(50);
                                                engineState = PGS_Running;
                                                return;
                                        }
@@ -1479,7 +1640,9 @@ static void menu_loop_root(void)
                                case MA_MAIN_CREDITS:
                                        draw_menu_credits();
                                        psp_msleep(500);
-                                       inp = wait_for_input(BTN_X|BTN_CIRCLE);
+                                       inp = 0;
+                                       while (!(inp & (BTN_X|BTN_CIRCLE)))
+                                               inp = wait_for_input(BTN_X|BTN_CIRCLE, 0);
                                        break;
                                case MA_MAIN_EXIT:
                                        engineState = PGS_Quit;
@@ -1525,29 +1688,30 @@ static void menu_darken_bg(void *dst, const void *src, int pixels, int darker)
        }
 }
 
-static void menu_prepare_bg(int use_game_bg)
+static void menu_prepare_bg(int use_game_bg, int use_fg)
 {
-       memset(bg_buffer, 0, sizeof(bg_buffer));
-
        if (use_game_bg)
        {
                // darken the active framebuffer
-               /*
-               memset(bg_buffer, 0, 321*8*2);
-               menu_darken_bg(bg_buffer + 321*8*2, (char *)giz_screen + 321*8*2, 321*224, 1);
-               memset(bg_buffer + 321*232*2, 0, 321*8*2);
-               */
+               unsigned short *dst = bg_buffer;
+               unsigned short *src = use_fg ? psp_video_get_active_fb() : psp_screen;
+               int i;
+               for (i = 272; i > 0; i--, dst += 480, src += 512)
+                       menu_darken_bg(dst, src, 480, 1);
+               //memset32((int *)(bg_buffer + 480*264), 0, 480*8*2/4);
        }
        else
        {
                // should really only happen once, on startup..
+               memset32((int *)(void *)bg_buffer, 0, sizeof(bg_buffer)/4);
                readpng(bg_buffer, "skin/background.png", READPNG_BG);
        }
+       sceKernelDcacheWritebackAll();
 }
 
 static void menu_gfx_prepare(void)
 {
-       menu_prepare_bg(rom_data != NULL);
+       menu_prepare_bg(rom_data != NULL, 1);
 
        menu_draw_begin();
        menu_draw_end();
@@ -1608,15 +1772,15 @@ int menu_loop_tray(void)
 
        /* make sure action buttons are not pressed on entering menu */
        draw_menu_tray(menu_sel);
-       while (psp_pad_read(1) & BTN_X) psp_msleep(50);
+       while (psp_pad_read(1) & BTN_CIRCLE) psp_msleep(50);
 
        for (;;)
        {
                draw_menu_tray(menu_sel);
-               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X);
+               inp = wait_for_input(BTN_UP|BTN_DOWN|BTN_X, 0);
                if(inp & BTN_UP  )  { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }
                if(inp & BTN_DOWN)  { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }
-               if(inp & BTN_X   )  {
+               if(inp & BTN_CIRCLE)  {
                        switch (menu_sel) {
                                case 0: // select image
                                        selfname = romsel_loop(curr_path);