menu bg, pc linux build
[libpicofe.git] / gp2x / menu.c
index 1232e87..5d807e8 100644 (file)
@@ -164,7 +164,7 @@ void gp2x_text_out8(int x, int y, char *texto, ...)
        vsprintf(buffer,texto,args);\r
        va_end(args);\r
 \r
-       gp2x_text(gp2x_screen,x,y,buffer,1);\r
+       gp2x_text(gp2x_screen,x,y,buffer,0xf0);\r
 }\r
 \r
 \r
@@ -182,7 +182,7 @@ void gp2x_text_out8_lim(int x, int y, char *texto, int max)
        if (max < 0) max = 0;\r
        buffer[max] = 0;\r
 \r
-       gp2x_text(gp2x_screen,x,y,buffer,1);\r
+       gp2x_text(gp2x_screen,x,y,buffer,0xf0);\r
 }\r
 \r
 \r
@@ -279,7 +279,8 @@ static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)
        start = 12 - sel;\r
        n--; // exclude current dir (".")\r
 \r
-       memset(gp2x_screen, 0, 320*240);\r
+       //memset(gp2x_screen, 0, 320*240);\r
+       gp2x_pd_clone_buffer2();\r
 \r
        if(start - 2 >= 0)\r
                gp2x_text_out8_lim(14, (start - 2)*10, curdir, 38);\r
@@ -295,7 +296,7 @@ static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)
                }\r
        }\r
        gp2x_text_out8(5, 120, ">");\r
-       gp2x_video_flip();\r
+       gp2x_video_flip2();\r
 }\r
 \r
 static int scandir_cmp(const void *p1, const void *p2)\r
@@ -460,7 +461,8 @@ static void draw_key_config(int curr_act, int is_p2)
                }\r
        }\r
 \r
-       memset(gp2x_screen, 0, 320*240);\r
+       //memset(gp2x_screen, 0, 320*240);\r
+       gp2x_pd_clone_buffer2();\r
        gp2x_text_out8(60, 40, "Action: %s", actionNames[curr_act]);\r
        gp2x_text_out8(60, 60, "Keys: %s", strkeys);\r
 \r
@@ -468,7 +470,7 @@ static void draw_key_config(int curr_act, int is_p2)
        gp2x_text_out8(30, 190, "Press a key to bind/unbind");\r
        gp2x_text_out8(30, 200, "Select \"Done\" action and");\r
        gp2x_text_out8(30, 210, "  press any key to finish");\r
-       gp2x_video_flip();\r
+       gp2x_video_flip2();\r
 }\r
 \r
 static void key_config_loop(int is_p2)\r
@@ -515,7 +517,8 @@ static void draw_kc_sel(int menu_sel)
        char joyname[36];\r
 \r
        y = tl_y;\r
-       memset(gp2x_screen, 0, 320*240);\r
+       //memset(gp2x_screen, 0, 320*240);\r
+       gp2x_pd_clone_buffer2();\r
        gp2x_text_out8(tl_x, y,       "Player 1");\r
        gp2x_text_out8(tl_x, (y+=10), "Player 2");\r
        gp2x_text_out8(tl_x, (y+=10), "Done");\r
@@ -535,7 +538,7 @@ static void draw_kc_sel(int menu_sel)
        }\r
 \r
 \r
-       gp2x_video_flip();\r
+       gp2x_video_flip2();\r
 }\r
 \r
 static void kc_sel_loop(void)\r
@@ -562,18 +565,6 @@ static void kc_sel_loop(void)
 \r
 \r
 \r
-// order must match that of currentConfig_t\r
-\r
-struct {\r
-       int EmuOpt;\r
-       int PicoOpt;\r
-       int PsndRate;\r
-       int PicoRegion;\r
-       int Frameskip;\r
-       int CPUclock;\r
-} tmp_opts;\r
-int tmp_gamma;\r
-\r
 // --------- sega/mega cd options ----------\r
 \r
 static void draw_cd_menu_options(int menu_sel, char *b_us, char *b_eu, char *b_jp)\r
@@ -581,12 +572,15 @@ static void draw_cd_menu_options(int menu_sel, char *b_us, char *b_eu, char *b_j
        int tl_x = 25, tl_y = 60, y;\r
 \r
        y = tl_y;\r
-       memset(gp2x_screen, 0, 320*240);\r
+       //memset(gp2x_screen, 0, 320*240);\r
+       gp2x_pd_clone_buffer2();\r
+\r
        gp2x_text_out8(tl_x, y,       "USA BIOS:     %s", b_us); // 0\r
        gp2x_text_out8(tl_x, (y+=10), "EUR BIOS:     %s", b_eu); // 1\r
        gp2x_text_out8(tl_x, (y+=10), "JAP BIOS:     %s", b_jp); // 2\r
-       gp2x_text_out8(tl_x, (y+=10), "CD LEDs                    %s", (tmp_opts.EmuOpt &0x400)?"ON":"OFF"); // 3\r
-       gp2x_text_out8(tl_x, (y+=10), "CDDA audio (using mp3s)    %s", (tmp_opts.EmuOpt &0x800)?"ON":"OFF"); // 4\r
+       gp2x_text_out8(tl_x, (y+=10), "CD LEDs                    %s", (currentConfig.EmuOpt &0x400)?"ON":"OFF"); // 3\r
+       gp2x_text_out8(tl_x, (y+=10), "CDDA audio (using mp3s)    %s", (currentConfig.PicoOpt&0x800)?"ON":"OFF"); // 4\r
+       gp2x_text_out8(tl_x, (y+=10), "PCM audio                  %s", (currentConfig.PicoOpt&0x400)?"ON":"OFF"); // 5\r
        gp2x_text_out8(tl_x, (y+=10), "Done");\r
 \r
        // draw cursor\r
@@ -597,12 +591,12 @@ static void draw_cd_menu_options(int menu_sel, char *b_us, char *b_eu, char *b_j
                (menu_sel == 2 && strcmp(b_jp, "NOT FOUND")))\r
                        gp2x_text_out8(tl_x, 220, "Press start to test selected BIOS");\r
 \r
-       gp2x_video_flip();\r
+       gp2x_video_flip2();\r
 }\r
 \r
 static void cd_menu_loop_options(void)\r
 {\r
-       int menu_sel = 0, menu_sel_max = 5;\r
+       int menu_sel = 0, menu_sel_max = 6;\r
        unsigned long inp = 0;\r
        char bios_us[32], bios_eu[32], bios_jp[32], *bios, *p;\r
 \r
@@ -629,8 +623,10 @@ static void cd_menu_loop_options(void)
                if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
                if((inp& GP2X_B)||(inp&GP2X_LEFT)||(inp&GP2X_RIGHT)) { // toggleable options\r
                        switch (menu_sel) {\r
-                               case  3: tmp_opts.EmuOpt ^=0x400; break;\r
-                               case  4: return;\r
+                               case  3: currentConfig.EmuOpt ^=0x400; break;\r
+                               case  4: currentConfig.PicoOpt^=0x800; break;\r
+                               case  5: currentConfig.PicoOpt^=0x400; break;\r
+                               case  6: return;\r
                        }\r
                }\r
                if(inp & (GP2X_X|GP2X_A)) return;\r
@@ -668,23 +664,25 @@ static void draw_amenu_options(int menu_sel)
        char *mms = mmuhack_status ? "active)  " : "inactive)";\r
 \r
        y = tl_y;\r
-       memset(gp2x_screen, 0, 320*240);\r
-       gp2x_text_out8(tl_x, y,       "Scale 32 column mode       %s", (tmp_opts.PicoOpt&0x100)?"ON":"OFF"); // 0\r
-       gp2x_text_out8(tl_x, (y+=10), "Gamma correction           %i.%02i", tmp_gamma / 100, tmp_gamma%100); // 1\r
-       gp2x_text_out8(tl_x, (y+=10), "Emulate Z80                %s", (tmp_opts.PicoOpt&0x004)?"ON":"OFF"); // 2\r
-       gp2x_text_out8(tl_x, (y+=10), "Emulate YM2612 (FM)        %s", (tmp_opts.PicoOpt&0x001)?"ON":"OFF"); // 3\r
-       gp2x_text_out8(tl_x, (y+=10), "Emulate SN76496 (PSG)      %s", (tmp_opts.PicoOpt&0x002)?"ON":"OFF"); // 4\r
-       gp2x_text_out8(tl_x, (y+=10), "gzip savestates            %s", (tmp_opts.EmuOpt &0x008)?"ON":"OFF"); // 5\r
-       gp2x_text_out8(tl_x, (y+=10), "Don't save config on exit  %s", (tmp_opts.EmuOpt &0x020)?"ON":"OFF"); // 6\r
+       //memset(gp2x_screen, 0, 320*240);\r
+       gp2x_pd_clone_buffer2();\r
+\r
+       gp2x_text_out8(tl_x, y,       "Scale 32 column mode       %s", (currentConfig.PicoOpt&0x100)?"ON":"OFF"); // 0\r
+       gp2x_text_out8(tl_x, (y+=10), "Gamma correction           %i.%02i", currentConfig.gamma / 100, currentConfig.gamma%100); // 1\r
+       gp2x_text_out8(tl_x, (y+=10), "Emulate Z80                %s", (currentConfig.PicoOpt&0x004)?"ON":"OFF"); // 2\r
+       gp2x_text_out8(tl_x, (y+=10), "Emulate YM2612 (FM)        %s", (currentConfig.PicoOpt&0x001)?"ON":"OFF"); // 3\r
+       gp2x_text_out8(tl_x, (y+=10), "Emulate SN76496 (PSG)      %s", (currentConfig.PicoOpt&0x002)?"ON":"OFF"); // 4\r
+       gp2x_text_out8(tl_x, (y+=10), "gzip savestates            %s", (currentConfig.EmuOpt &0x008)?"ON":"OFF"); // 5\r
+       gp2x_text_out8(tl_x, (y+=10), "Don't save config on exit  %s", (currentConfig.EmuOpt &0x020)?"ON":"OFF"); // 6\r
        gp2x_text_out8(tl_x, (y+=10), "needs restart:");\r
-       gp2x_text_out8(tl_x, (y+=10), "craigix's RAM timings      %s", (tmp_opts.EmuOpt &0x100)?"ON":"OFF"); // 8\r
-       gp2x_text_out8(tl_x, (y+=10), "squidgehack (now %s %s",   mms, (tmp_opts.EmuOpt &0x010)?"ON":"OFF"); // 9\r
+       gp2x_text_out8(tl_x, (y+=10), "craigix's RAM timings      %s", (currentConfig.EmuOpt &0x100)?"ON":"OFF"); // 8\r
+       gp2x_text_out8(tl_x, (y+=10), "squidgehack (now %s %s",   mms, (currentConfig.EmuOpt &0x010)?"ON":"OFF"); // 9\r
        gp2x_text_out8(tl_x, (y+=10), "Done");\r
 \r
        // draw cursor\r
        gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
 \r
-       gp2x_video_flip();\r
+       gp2x_video_flip2();\r
 }\r
 \r
 static void amenu_loop_options(void)\r
@@ -700,14 +698,14 @@ static void amenu_loop_options(void)
                if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
                if((inp& GP2X_B)||(inp&GP2X_LEFT)||(inp&GP2X_RIGHT)) { // toggleable options\r
                        switch (menu_sel) {\r
-                               case  0: tmp_opts.PicoOpt^=0x100; break;\r
-                               case  2: tmp_opts.PicoOpt^=0x004; break;\r
-                               case  3: tmp_opts.PicoOpt^=0x001; break;\r
-                               case  4: tmp_opts.PicoOpt^=0x002; break;\r
-                               case  5: tmp_opts.EmuOpt ^=0x008; break;\r
-                               case  6: tmp_opts.EmuOpt ^=0x020; break;\r
-                               case  8: tmp_opts.EmuOpt ^=0x100; break;\r
-                               case  9: tmp_opts.EmuOpt ^=0x010; break;\r
+                               case  0: currentConfig.PicoOpt^=0x100; break;\r
+                               case  2: currentConfig.PicoOpt^=0x004; break;\r
+                               case  3: currentConfig.PicoOpt^=0x001; break;\r
+                               case  4: currentConfig.PicoOpt^=0x002; break;\r
+                               case  5: currentConfig.EmuOpt ^=0x008; break;\r
+                               case  6: currentConfig.EmuOpt ^=0x020; break;\r
+                               case  8: currentConfig.EmuOpt ^=0x100; break;\r
+                               case  9: currentConfig.EmuOpt ^=0x010; break;\r
                                case 10: return;\r
                        }\r
                }\r
@@ -716,9 +714,9 @@ static void amenu_loop_options(void)
                        switch (menu_sel) {\r
                                case 1:\r
                                        while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
-                                               tmp_gamma += (inp & GP2X_LEFT) ? -1 : 1;\r
-                                               if (tmp_gamma <   1) tmp_gamma =   1;\r
-                                               if (tmp_gamma > 300) tmp_gamma = 300;\r
+                                               currentConfig.gamma += (inp & GP2X_LEFT) ? -1 : 1;\r
+                                               if (currentConfig.gamma <   1) currentConfig.gamma =   1;\r
+                                               if (currentConfig.gamma > 300) currentConfig.gamma = 300;\r
                                                draw_amenu_options(menu_sel);\r
                                                usleep(18*1000);\r
                                        }\r
@@ -730,14 +728,26 @@ static void amenu_loop_options(void)
 \r
 // -------------- options --------------\r
 \r
-static char *region_name(unsigned int code)\r
+static const char *region_name(unsigned int code)\r
 {\r
-       char *names[] = { "Auto", "Japan NTSC", "Japan PAL", "USA", "Europe" };\r
-       int i = 0;\r
-       code <<= 1;\r
-       while((code >>=1)) i++;\r
-       if (i > 4) return "unknown";\r
-       return names[i];\r
+       static const char *names[] = { "Auto", "      Japan NTSC", "      Japan PAL", "      USA", "      Europe" };\r
+       static const char *names_short[] = { "", " JP", " JP", " US", " EU" };\r
+       int u, i = 0;\r
+       if (code) {\r
+               code <<= 1;\r
+               while((code >>= 1)) i++;\r
+               if (i > 4) return "unknown";\r
+               return names[i];\r
+       } else {\r
+               static char name[24];\r
+               strcpy(name, "Auto:");\r
+               for (u = 0; u < 3; u++) {\r
+                       i = 0; code = ((PicoAutoRgnOrder >> u*4) & 0xf) << 1;\r
+                       while((code >>= 1)) i++;\r
+                       strcat(name, names_short[i]);\r
+               }\r
+               return name;\r
+       }\r
 }\r
 \r
 static void draw_menu_options(int menu_sel)\r
@@ -745,34 +755,36 @@ static void draw_menu_options(int menu_sel)
        int tl_x = 25, tl_y = 40, y;\r
        char monostereo[8], strframeskip[8], *strrend;\r
 \r
-       strcpy(monostereo, (tmp_opts.PicoOpt&0x08)?"stereo":"mono");\r
-       if (tmp_opts.Frameskip < 0)\r
+       strcpy(monostereo, (currentConfig.PicoOpt&0x08)?"stereo":"mono");\r
+       if (currentConfig.Frameskip < 0)\r
                 strcpy(strframeskip, "Auto");\r
-       else sprintf(strframeskip, "%i", tmp_opts.Frameskip);\r
-       if (tmp_opts.PicoOpt&0x10) {\r
+       else sprintf(strframeskip, "%i", currentConfig.Frameskip);\r
+       if (currentConfig.PicoOpt&0x10) {\r
                strrend = " 8bit fast";\r
-       } else if (tmp_opts.EmuOpt&0x80) {\r
+       } else if (currentConfig.EmuOpt&0x80) {\r
                strrend = "16bit accurate";\r
        } else {\r
                strrend = " 8bit accurate";\r
        }\r
 \r
        y = tl_y;\r
-       memset(gp2x_screen, 0, 320*240);\r
+       //memset(gp2x_screen, 0, 320*240);\r
+       gp2x_pd_clone_buffer2();\r
+\r
        gp2x_text_out8(tl_x, y,       "Renderer:            %s", strrend); // 0\r
-       gp2x_text_out8(tl_x, (y+=10), "Accurate timing (slower)   %s", (tmp_opts.PicoOpt&0x040)?"ON":"OFF"); // 1\r
-       gp2x_text_out8(tl_x, (y+=10), "Accurate sprites (slower)  %s", (tmp_opts.PicoOpt&0x080)?"ON":"OFF"); // 2\r
-       gp2x_text_out8(tl_x, (y+=10), "Show FPS                   %s", (tmp_opts.EmuOpt &0x002)?"ON":"OFF"); // 3\r
+       gp2x_text_out8(tl_x, (y+=10), "Accurate timing (slower)   %s", (currentConfig.PicoOpt&0x040)?"ON":"OFF"); // 1\r
+       gp2x_text_out8(tl_x, (y+=10), "Accurate sprites (slower)  %s", (currentConfig.PicoOpt&0x080)?"ON":"OFF"); // 2\r
+       gp2x_text_out8(tl_x, (y+=10), "Show FPS                   %s", (currentConfig.EmuOpt &0x002)?"ON":"OFF"); // 3\r
        gp2x_text_out8(tl_x, (y+=10), "Frameskip                  %s", strframeskip);\r
-       gp2x_text_out8(tl_x, (y+=10), "Enable sound               %s", (tmp_opts.EmuOpt &0x004)?"ON":"OFF"); // 5\r
-       gp2x_text_out8(tl_x, (y+=10), "Sound Quality:     %5iHz %s", tmp_opts.PsndRate, monostereo);\r
-       gp2x_text_out8(tl_x, (y+=10), "Use ARM940 core for sound  %s", (tmp_opts.PicoOpt&0x200)?"ON":"OFF"); // 7\r
-       gp2x_text_out8(tl_x, (y+=10), "6 button pad               %s", (tmp_opts.PicoOpt&0x020)?"ON":"OFF"); // 8\r
-       gp2x_text_out8(tl_x, (y+=10), "Genesis Region:            %s", region_name(tmp_opts.PicoRegion));\r
-       gp2x_text_out8(tl_x, (y+=10), "Use SRAM/BRAM savestates   %s", (tmp_opts.EmuOpt &0x001)?"ON":"OFF"); // 10\r
-       gp2x_text_out8(tl_x, (y+=10), "Confirm save overwrites    %s", (tmp_opts.EmuOpt &0x200)?"ON":"OFF"); // 11\r
+       gp2x_text_out8(tl_x, (y+=10), "Enable sound               %s", (currentConfig.EmuOpt &0x004)?"ON":"OFF"); // 5\r
+       gp2x_text_out8(tl_x, (y+=10), "Sound Quality:     %5iHz %s",   currentConfig.PsndRate, monostereo);\r
+       gp2x_text_out8(tl_x, (y+=10), "Use ARM940 core for sound  %s", (currentConfig.PicoOpt&0x200)?"ON":"OFF"); // 7\r
+       gp2x_text_out8(tl_x, (y+=10), "6 button pad               %s", (currentConfig.PicoOpt&0x020)?"ON":"OFF"); // 8\r
+       gp2x_text_out8(tl_x, (y+=10), "Genesis Region:      %s",       region_name(currentConfig.PicoRegion));\r
+       gp2x_text_out8(tl_x, (y+=10), "Use SRAM/BRAM savestates   %s", (currentConfig.EmuOpt &0x001)?"ON":"OFF"); // 10\r
+       gp2x_text_out8(tl_x, (y+=10), "Confirm save overwrites    %s", (currentConfig.EmuOpt &0x200)?"ON":"OFF"); // 11\r
        gp2x_text_out8(tl_x, (y+=10), "Save slot                  %i", state_slot); // 12\r
-       gp2x_text_out8(tl_x, (y+=10), "GP2X CPU clocks            %iMhz", tmp_opts.CPUclock);\r
+       gp2x_text_out8(tl_x, (y+=10), "GP2X CPU clocks            %iMhz", currentConfig.CPUclock);\r
        gp2x_text_out8(tl_x, (y+=10), "[Sega/Mega CD options]");\r
        gp2x_text_out8(tl_x, (y+=10), "[advanced options]");            // 15\r
        gp2x_text_out8(tl_x, (y+=10), "Save cfg as default");\r
@@ -782,7 +794,7 @@ static void draw_menu_options(int menu_sel)
        // draw cursor\r
        gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
 \r
-       gp2x_video_flip();\r
+       gp2x_video_flip2();\r
 }\r
 \r
 static int sndrate_prevnext(int rate, int dir)\r
@@ -798,10 +810,32 @@ static int sndrate_prevnext(int rate, int dir)
        return rates[i];\r
 }\r
 \r
+static void region_prevnext(int right)\r
+{\r
+       // jp_ntsc=1, jp_pal=2, usa=4, eu=8\r
+       static int rgn_orders[] = { 0x148, 0x184, 0x814, 0x418, 0x841, 0x481 };\r
+       int i;\r
+       if (right) {\r
+               if (!currentConfig.PicoRegion) {\r
+                       for (i = 0; i < 6; i++)\r
+                               if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
+                       if (i < 5) PicoAutoRgnOrder = rgn_orders[i+1];\r
+                       else currentConfig.PicoRegion=1;\r
+               }\r
+               else currentConfig.PicoRegion<<=1;\r
+               if (currentConfig.PicoRegion > 8) currentConfig.PicoRegion = 8;\r
+       } else {\r
+               if (!currentConfig.PicoRegion) {\r
+                       for (i = 0; i < 6; i++)\r
+                               if (rgn_orders[i] == PicoAutoRgnOrder) break;\r
+                       if (i > 0) PicoAutoRgnOrder = rgn_orders[i-1];\r
+               }\r
+               else currentConfig.PicoRegion>>=1;\r
+       }\r
+}\r
+\r
 static void menu_options_save(void)\r
 {\r
-       memcpy(&currentConfig.EmuOpt, &tmp_opts.EmuOpt, sizeof(tmp_opts));\r
-       currentConfig.gamma = tmp_gamma;\r
        PicoOpt = currentConfig.PicoOpt;\r
        PsndRate = currentConfig.PsndRate;\r
        PicoRegionOverride = currentConfig.PicoRegion;\r
@@ -819,11 +853,9 @@ static int menu_loop_options(void)
        unsigned long inp = 0;\r
 \r
        if (rom_data) menu_sel_max++;\r
-       memcpy(&tmp_opts.EmuOpt, &currentConfig.EmuOpt, sizeof(tmp_opts));\r
-       tmp_gamma = currentConfig.gamma;\r
-       tmp_opts.PicoOpt = PicoOpt;\r
-       tmp_opts.PsndRate = PsndRate;\r
-       tmp_opts.PicoRegion = PicoRegionOverride;\r
+       currentConfig.PicoOpt = PicoOpt;\r
+       currentConfig.PsndRate = PsndRate;\r
+       currentConfig.PicoRegion = PicoRegionOverride;\r
 \r
        for(;;)\r
        {\r
@@ -833,14 +865,14 @@ static int menu_loop_options(void)
                if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
                if((inp& GP2X_B)||(inp&GP2X_LEFT)||(inp&GP2X_RIGHT)) { // toggleable options\r
                        switch (menu_sel) {\r
-                               case  1: tmp_opts.PicoOpt^=0x040; break;\r
-                               case  2: tmp_opts.PicoOpt^=0x080; break;\r
-                               case  3: tmp_opts.EmuOpt ^=0x002; break;\r
-                               case  5: tmp_opts.EmuOpt ^=0x004; break;\r
-                               case  7: tmp_opts.PicoOpt^=0x200; break;\r
-                               case  8: tmp_opts.PicoOpt^=0x020; break;\r
-                               case 10: tmp_opts.EmuOpt ^=0x001; break;\r
-                               case 11: tmp_opts.EmuOpt ^=0x200; break;\r
+                               case  1: currentConfig.PicoOpt^=0x040; break;\r
+                               case  2: currentConfig.PicoOpt^=0x080; break;\r
+                               case  3: currentConfig.EmuOpt ^=0x002; break;\r
+                               case  5: currentConfig.EmuOpt ^=0x004; break;\r
+                               case  7: currentConfig.PicoOpt^=0x200; break;\r
+                               case  8: currentConfig.PicoOpt^=0x020; break;\r
+                               case 10: currentConfig.EmuOpt ^=0x001; break;\r
+                               case 11: currentConfig.EmuOpt ^=0x200; break;\r
                                case 14: cd_menu_loop_options();\r
                                        if (engineState == PGS_ReloadRom)\r
                                                return 0; // test BIOS\r
@@ -858,8 +890,7 @@ static int menu_loop_options(void)
                                        return 1;\r
                        }\r
                }\r
-               if(inp & GP2X_X) return 0;  // done (no update or write)\r
-               if(inp & GP2X_A) {\r
+               if(inp & (GP2X_X|GP2X_A)) {\r
                        menu_options_save();\r
                        return 0;  // done (update, no write)\r
                }\r
@@ -867,32 +898,29 @@ static int menu_loop_options(void)
                        switch (menu_sel) {\r
                                case  0:\r
                                        if (inp & GP2X_LEFT) {\r
-                                               if      (  tmp_opts.PicoOpt&0x10) tmp_opts.PicoOpt&= ~0x10;\r
-                                               else if (!(tmp_opts.EmuOpt &0x80))tmp_opts.EmuOpt |=  0x80;\r
-                                               else if (  tmp_opts.EmuOpt &0x80) break;\r
+                                               if      (  currentConfig.PicoOpt&0x10) currentConfig.PicoOpt&= ~0x10;\r
+                                               else if (!(currentConfig.EmuOpt &0x80))currentConfig.EmuOpt |=  0x80;\r
+                                               else if (  currentConfig.EmuOpt &0x80) break;\r
                                        } else {\r
-                                               if      (  tmp_opts.PicoOpt&0x10) break;\r
-                                               else if (!(tmp_opts.EmuOpt &0x80))tmp_opts.PicoOpt|=  0x10;\r
-                                               else if (  tmp_opts.EmuOpt &0x80) tmp_opts.EmuOpt &= ~0x80;\r
+                                               if      (  currentConfig.PicoOpt&0x10) break;\r
+                                               else if (!(currentConfig.EmuOpt &0x80))currentConfig.PicoOpt|=  0x10;\r
+                                               else if (  currentConfig.EmuOpt &0x80) currentConfig.EmuOpt &= ~0x80;\r
                                        }\r
                                        break;\r
                                case  4:\r
-                                       tmp_opts.Frameskip += (inp & GP2X_LEFT) ? -1 : 1;\r
-                                       if (tmp_opts.Frameskip < 0)  tmp_opts.Frameskip = -1;\r
-                                       if (tmp_opts.Frameskip > 32) tmp_opts.Frameskip = 32;\r
+                                       currentConfig.Frameskip += (inp & GP2X_LEFT) ? -1 : 1;\r
+                                       if (currentConfig.Frameskip < 0)  currentConfig.Frameskip = -1;\r
+                                       if (currentConfig.Frameskip > 32) currentConfig.Frameskip = 32;\r
                                        break;\r
                                case  6:\r
-                                       if ((inp & GP2X_RIGHT) && tmp_opts.PsndRate == 44100 && !(tmp_opts.PicoOpt&0x08)) {\r
-                                               tmp_opts.PsndRate = 8000;  tmp_opts.PicoOpt|= 0x08;\r
-                                       } else if ((inp & GP2X_LEFT) && tmp_opts.PsndRate == 8000 && (tmp_opts.PicoOpt&0x08)) {\r
-                                               tmp_opts.PsndRate = 44100; tmp_opts.PicoOpt&=~0x08;\r
-                                       } else tmp_opts.PsndRate = sndrate_prevnext(tmp_opts.PsndRate, inp & GP2X_RIGHT);\r
+                                       if ((inp & GP2X_RIGHT) && currentConfig.PsndRate == 44100 && !(currentConfig.PicoOpt&0x08)) {\r
+                                               currentConfig.PsndRate = 8000;  currentConfig.PicoOpt|= 0x08;\r
+                                       } else if ((inp & GP2X_LEFT) && currentConfig.PsndRate == 8000 && (currentConfig.PicoOpt&0x08)) {\r
+                                               currentConfig.PsndRate = 44100; currentConfig.PicoOpt&=~0x08;\r
+                                       } else currentConfig.PsndRate = sndrate_prevnext(currentConfig.PsndRate, inp & GP2X_RIGHT);\r
                                        break;\r
                                case  9:\r
-                                       if (inp & GP2X_RIGHT) {\r
-                                               if (tmp_opts.PicoRegion) tmp_opts.PicoRegion<<=1; else tmp_opts.PicoRegion=1;\r
-                                               if (tmp_opts.PicoRegion > 8) tmp_opts.PicoRegion = 8;\r
-                                       } else  tmp_opts.PicoRegion>>=1;\r
+                                       region_prevnext(inp & GP2X_RIGHT);\r
                                        break;\r
                                case 12:\r
                                        if (inp & GP2X_RIGHT) {\r
@@ -902,8 +930,8 @@ static int menu_loop_options(void)
                                        break;\r
                                case 13:\r
                                        while ((inp = gp2x_joystick_read(1)) & (GP2X_LEFT|GP2X_RIGHT)) {\r
-                                               tmp_opts.CPUclock += (inp & GP2X_LEFT) ? -1 : 1;\r
-                                               if (tmp_opts.CPUclock < 1) tmp_opts.CPUclock = 1;\r
+                                               currentConfig.CPUclock += (inp & GP2X_LEFT) ? -1 : 1;\r
+                                               if (currentConfig.CPUclock < 1) currentConfig.CPUclock = 1;\r
                                                draw_menu_options(menu_sel);\r
                                                usleep(50*1000);\r
                                        }\r
@@ -918,7 +946,8 @@ static int menu_loop_options(void)
 static void draw_menu_credits(void)\r
 {\r
        int tl_x = 15, tl_y = 70, y;\r
-       memset(gp2x_screen, 0, 320*240);\r
+       //memset(gp2x_screen, 0, 320*240);\r
+       gp2x_pd_clone_buffer2();\r
 \r
        gp2x_text_out8(tl_x, 20, "PicoDrive v" VERSION " (c) notaz, 2006,2007");\r
        y = tl_y;\r
@@ -937,7 +966,7 @@ static void draw_menu_credits(void)
        gp2x_text_out8(tl_x, (y+=10), "GnoStiC / Puck2099: USB joystick");\r
        gp2x_text_out8(tl_x, (y+=10), "craigix: GP2X hardware");\r
 \r
-       gp2x_video_flip();\r
+       gp2x_video_flip2();\r
 }\r
 \r
 \r
@@ -946,7 +975,8 @@ static void draw_menu_credits(void)
 static void draw_menu_root(int menu_sel)\r
 {\r
        int tl_x = 70, tl_y = 70, y;\r
-       memset(gp2x_screen, 0, 320*240);\r
+       //memset(gp2x_screen, 0, 320*240);\r
+       gp2x_pd_clone_buffer2();\r
 \r
        gp2x_text_out8(tl_x, 20, "PicoDrive v" VERSION);\r
 \r
@@ -959,7 +989,7 @@ static void draw_menu_root(int menu_sel)
        } else {\r
                y += 30;\r
        }\r
-       gp2x_text_out8(tl_x, (y+=10), "Load new ROM");\r
+       gp2x_text_out8(tl_x, (y+=10), "Load new ROM/ISO");\r
        gp2x_text_out8(tl_x, (y+=10), "Change options");\r
        gp2x_text_out8(tl_x, (y+=10), "Configure controls");\r
        gp2x_text_out8(tl_x, (y+=10), "Credits");\r
@@ -969,7 +999,7 @@ static void draw_menu_root(int menu_sel)
        gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
        // error\r
        if (menuErrorMsg[0]) gp2x_text_out8(5, 226, menuErrorMsg);\r
-       gp2x_video_flip();\r
+       gp2x_video_flip2();\r
 }\r
 \r
 \r
@@ -1068,17 +1098,28 @@ static void menu_loop_root(void)
 }\r
 \r
 \r
-void menu_loop(void)\r
+static void menu_gfx_prepare(void)\r
 {\r
-       int pal[2];\r
+       extern int localPal[0x100];\r
+       int i;\r
+\r
+       // don't clear old palette just for fun (but make it dark)\r
+       for (i = 0x100-1; i >= 0; i--)\r
+               localPal[i] = (localPal[i] >> 2) & 0x003f3f3f;\r
+       localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r
+       localPal[0xf0] = 0x00ffffff;\r
 \r
        // switch to 8bpp\r
-       gp2x_video_changemode(8);\r
+       gp2x_video_changemode2(8);\r
        gp2x_video_RGB_setscaling(320, 240);\r
-       // set pal\r
-       pal[0] = 0;\r
-       pal[1] = 0x00ffffff;\r
-       gp2x_video_setpalette(pal, 2);\r
+       gp2x_video_setpalette(localPal, 0x100);\r
+       gp2x_video_flip2();\r
+}\r
+\r
+\r
+void menu_loop(void)\r
+{\r
+       menu_gfx_prepare();\r
 \r
        menu_loop_root();\r
 \r