+// (c) Copyright 2006 notaz, All rights reserved.\r
+// Free for non-commercial use.\r
+\r
+// For commercial use, separate licencing terms must be obtained.\r
+\r
+#include <stdio.h>\r
+#include <string.h>\r
+#include <stdlib.h>\r
+#include <stdarg.h>\r
+#include <unistd.h>\r
+#include <dirent.h>\r
+\r
+#include "gp2x.h"\r
+#include "emu.h"\r
+#include "menu.h"\r
+#include "usbjoy.h"\r
+#include "version.h"\r
+\r
+#include "Pico/PicoInt.h"\r
+\r
+#ifndef _DIRENT_HAVE_D_TYPE\r
+#error "need d_type for file browser\r
+#endif\r
+\r
+extern char *actionNames[];\r
+extern char romFileName[PATH_MAX];\r
+extern char *rom_data;\r
+extern int mmuhack_status;\r
+extern int state_slot;\r
+\r
+static char *gp2xKeyNames[] = {\r
+ "UP", "???", "LEFT", "???", "DOWN", "???", "RIGHT", "???",\r
+ "START", "SELECT", "L", "R", "A", "B", "X", "Y",\r
+ "???", "???", "???", "???", "???", "???", "VOL DOWN", "VOL UP",\r
+ "???", "???", "???", "PUSH", "???", "???", "???", "???"\r
+};\r
+\r
+char menuErrorMsg[40] = {0, };\r
+\r
+\r
+static unsigned char fontdata8x8[] =\r
+{\r
+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,\r
+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,\r
+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,\r
+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,\r
+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,\r
+ 0x3C,0x42,0x99,0xBD,0xBD,0x99,0x42,0x3C,0x3C,0x42,0x81,0x81,0x81,0x81,0x42,0x3C,\r
+ 0xFE,0x82,0x8A,0xD2,0xA2,0x82,0xFE,0x00,0xFE,0x82,0x82,0x82,0x82,0x82,0xFE,0x00,\r
+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x38,0x64,0x74,0x7C,0x38,0x00,0x00,\r
+ 0x80,0xC0,0xF0,0xFC,0xF0,0xC0,0x80,0x00,0x01,0x03,0x0F,0x3F,0x0F,0x03,0x01,0x00,\r
+ 0x18,0x3C,0x7E,0x18,0x7E,0x3C,0x18,0x00,0xEE,0xEE,0xEE,0xCC,0x00,0xCC,0xCC,0x00,\r
+ 0x00,0x00,0x30,0x68,0x78,0x30,0x00,0x00,0x00,0x38,0x64,0x74,0x7C,0x38,0x00,0x00,\r
+ 0x3C,0x66,0x7A,0x7A,0x7E,0x7E,0x3C,0x00,0x0E,0x3E,0x3A,0x22,0x26,0x6E,0xE4,0x40,\r
+ 0x18,0x3C,0x7E,0x3C,0x3C,0x3C,0x3C,0x00,0x3C,0x3C,0x3C,0x3C,0x7E,0x3C,0x18,0x00,\r
+ 0x08,0x7C,0x7E,0x7E,0x7C,0x08,0x00,0x00,0x10,0x3E,0x7E,0x7E,0x3E,0x10,0x00,0x00,\r
+ 0x58,0x2A,0xDC,0xC8,0xDC,0x2A,0x58,0x00,0x24,0x66,0xFF,0xFF,0x66,0x24,0x00,0x00,\r
+ 0x00,0x10,0x10,0x38,0x38,0x7C,0xFE,0x00,0xFE,0x7C,0x38,0x38,0x10,0x10,0x00,0x00,\r
+ 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x1C,0x1C,0x1C,0x18,0x00,0x18,0x18,0x00,\r
+ 0x6C,0x6C,0x24,0x00,0x00,0x00,0x00,0x00,0x00,0x28,0x7C,0x28,0x7C,0x28,0x00,0x00,\r
+ 0x10,0x38,0x60,0x38,0x0C,0x78,0x10,0x00,0x40,0xA4,0x48,0x10,0x24,0x4A,0x04,0x00,\r
+ 0x18,0x34,0x18,0x3A,0x6C,0x66,0x3A,0x00,0x18,0x18,0x20,0x00,0x00,0x00,0x00,0x00,\r
+ 0x30,0x60,0x60,0x60,0x60,0x60,0x30,0x00,0x0C,0x06,0x06,0x06,0x06,0x06,0x0C,0x00,\r
+ 0x10,0x54,0x38,0x7C,0x38,0x54,0x10,0x00,0x00,0x18,0x18,0x7E,0x18,0x18,0x00,0x00,\r
+ 0x00,0x00,0x00,0x00,0x18,0x18,0x30,0x00,0x00,0x00,0x00,0x00,0x3E,0x00,0x00,0x00,\r
+ 0x00,0x00,0x00,0x00,0x18,0x18,0x00,0x00,0x00,0x04,0x08,0x10,0x20,0x40,0x00,0x00,\r
+ 0x38,0x4C,0xC6,0xC6,0xC6,0x64,0x38,0x00,0x18,0x38,0x18,0x18,0x18,0x18,0x7E,0x00,\r
+ 0x7C,0xC6,0x0E,0x3C,0x78,0xE0,0xFE,0x00,0x7E,0x0C,0x18,0x3C,0x06,0xC6,0x7C,0x00,\r
+ 0x1C,0x3C,0x6C,0xCC,0xFE,0x0C,0x0C,0x00,0xFC,0xC0,0xFC,0x06,0x06,0xC6,0x7C,0x00,\r
+ 0x3C,0x60,0xC0,0xFC,0xC6,0xC6,0x7C,0x00,0xFE,0xC6,0x0C,0x18,0x30,0x30,0x30,0x00,\r
+ 0x78,0xC4,0xE4,0x78,0x86,0x86,0x7C,0x00,0x7C,0xC6,0xC6,0x7E,0x06,0x0C,0x78,0x00,\r
+ 0x00,0x00,0x18,0x00,0x00,0x18,0x00,0x00,0x00,0x00,0x18,0x00,0x00,0x18,0x18,0x30,\r
+ 0x1C,0x38,0x70,0xE0,0x70,0x38,0x1C,0x00,0x00,0x7C,0x00,0x00,0x7C,0x00,0x00,0x00,\r
+ 0x70,0x38,0x1C,0x0E,0x1C,0x38,0x70,0x00,0x7C,0xC6,0xC6,0x1C,0x18,0x00,0x18,0x00,\r
+ 0x3C,0x42,0x99,0xA1,0xA5,0x99,0x42,0x3C,0x38,0x6C,0xC6,0xC6,0xFE,0xC6,0xC6,0x00,\r
+ 0xFC,0xC6,0xC6,0xFC,0xC6,0xC6,0xFC,0x00,0x3C,0x66,0xC0,0xC0,0xC0,0x66,0x3C,0x00,\r
+ 0xF8,0xCC,0xC6,0xC6,0xC6,0xCC,0xF8,0x00,0xFE,0xC0,0xC0,0xFC,0xC0,0xC0,0xFE,0x00,\r
+ 0xFE,0xC0,0xC0,0xFC,0xC0,0xC0,0xC0,0x00,0x3E,0x60,0xC0,0xCE,0xC6,0x66,0x3E,0x00,\r
+ 0xC6,0xC6,0xC6,0xFE,0xC6,0xC6,0xC6,0x00,0x7E,0x18,0x18,0x18,0x18,0x18,0x7E,0x00,\r
+ 0x06,0x06,0x06,0x06,0xC6,0xC6,0x7C,0x00,0xC6,0xCC,0xD8,0xF0,0xF8,0xDC,0xCE,0x00,\r
+ 0x60,0x60,0x60,0x60,0x60,0x60,0x7E,0x00,0xC6,0xEE,0xFE,0xFE,0xD6,0xC6,0xC6,0x00,\r
+ 0xC6,0xE6,0xF6,0xFE,0xDE,0xCE,0xC6,0x00,0x7C,0xC6,0xC6,0xC6,0xC6,0xC6,0x7C,0x00,\r
+ 0xFC,0xC6,0xC6,0xC6,0xFC,0xC0,0xC0,0x00,0x7C,0xC6,0xC6,0xC6,0xDE,0xCC,0x7A,0x00,\r
+ 0xFC,0xC6,0xC6,0xCE,0xF8,0xDC,0xCE,0x00,0x78,0xCC,0xC0,0x7C,0x06,0xC6,0x7C,0x00,\r
+ 0x7E,0x18,0x18,0x18,0x18,0x18,0x18,0x00,0xC6,0xC6,0xC6,0xC6,0xC6,0xC6,0x7C,0x00,\r
+ 0xC6,0xC6,0xC6,0xEE,0x7C,0x38,0x10,0x00,0xC6,0xC6,0xD6,0xFE,0xFE,0xEE,0xC6,0x00,\r
+ 0xC6,0xEE,0x3C,0x38,0x7C,0xEE,0xC6,0x00,0x66,0x66,0x66,0x3C,0x18,0x18,0x18,0x00,\r
+ 0xFE,0x0E,0x1C,0x38,0x70,0xE0,0xFE,0x00,0x3C,0x30,0x30,0x30,0x30,0x30,0x3C,0x00,\r
+ 0x60,0x60,0x30,0x18,0x0C,0x06,0x06,0x00,0x3C,0x0C,0x0C,0x0C,0x0C,0x0C,0x3C,0x00,\r
+ 0x18,0x3C,0x66,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0xFF,\r
+ 0x30,0x30,0x18,0x00,0x00,0x00,0x00,0x00,0x00,0x3C,0x06,0x3E,0x66,0x66,0x3C,0x00,\r
+ 0x60,0x7C,0x66,0x66,0x66,0x66,0x7C,0x00,0x00,0x3C,0x66,0x60,0x60,0x66,0x3C,0x00,\r
+ 0x06,0x3E,0x66,0x66,0x66,0x66,0x3E,0x00,0x00,0x3C,0x66,0x66,0x7E,0x60,0x3C,0x00,\r
+ 0x1C,0x30,0x78,0x30,0x30,0x30,0x30,0x00,0x00,0x3E,0x66,0x66,0x66,0x3E,0x06,0x3C,\r
+ 0x60,0x7C,0x76,0x66,0x66,0x66,0x66,0x00,0x18,0x00,0x38,0x18,0x18,0x18,0x18,0x00,\r
+ 0x0C,0x00,0x1C,0x0C,0x0C,0x0C,0x0C,0x38,0x60,0x60,0x66,0x6C,0x78,0x6C,0x66,0x00,\r
+ 0x38,0x18,0x18,0x18,0x18,0x18,0x18,0x00,0x00,0xEC,0xFE,0xFE,0xFE,0xD6,0xC6,0x00,\r
+ 0x00,0x7C,0x76,0x66,0x66,0x66,0x66,0x00,0x00,0x3C,0x66,0x66,0x66,0x66,0x3C,0x00,\r
+ 0x00,0x7C,0x66,0x66,0x66,0x7C,0x60,0x60,0x00,0x3E,0x66,0x66,0x66,0x3E,0x06,0x06,\r
+ 0x00,0x7E,0x70,0x60,0x60,0x60,0x60,0x00,0x00,0x3C,0x60,0x3C,0x06,0x66,0x3C,0x00,\r
+ 0x30,0x78,0x30,0x30,0x30,0x30,0x1C,0x00,0x00,0x66,0x66,0x66,0x66,0x6E,0x3E,0x00,\r
+ 0x00,0x66,0x66,0x66,0x66,0x3C,0x18,0x00,0x00,0xC6,0xD6,0xFE,0xFE,0x7C,0x6C,0x00,\r
+ 0x00,0x66,0x3C,0x18,0x3C,0x66,0x66,0x00,0x00,0x66,0x66,0x66,0x66,0x3E,0x06,0x3C,\r
+ 0x00,0x7E,0x0C,0x18,0x30,0x60,0x7E,0x00,0x0E,0x18,0x0C,0x38,0x0C,0x18,0x0E,0x00,\r
+ 0x18,0x18,0x18,0x00,0x18,0x18,0x18,0x00,0x70,0x18,0x30,0x1C,0x30,0x18,0x70,0x00,\r
+ 0x00,0x00,0x76,0xDC,0x00,0x00,0x00,0x00,0x10,0x28,0x10,0x54,0xAA,0x44,0x00,0x00,\r
+};\r
+\r
+static void gp2x_text(unsigned char *screen, int x, int y, char *text, int color)\r
+{\r
+ int i,l;\r
+\r
+ screen = screen + x + y*320;\r
+\r
+ for (i = 0; i < strlen(text); i++)\r
+ {\r
+ for (l=0;l<8;l++)\r
+ {\r
+ if(fontdata8x8[((text[i])*8)+l]&0x80) screen[l*320+0]=color;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x40) screen[l*320+1]=color;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x20) screen[l*320+2]=color;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x10) screen[l*320+3]=color;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x08) screen[l*320+4]=color;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x04) screen[l*320+5]=color;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x02) screen[l*320+6]=color;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x01) screen[l*320+7]=color;\r
+ }\r
+ screen += 8;\r
+ }\r
+}\r
+\r
+// draws white text to current bbp15 screen\r
+void gp2x_text_out15(int x, int y, char *text)\r
+{\r
+ int i,l;\r
+ unsigned short *screen = gp2x_screen;\r
+\r
+ screen = screen + x + y*320;\r
+\r
+ for (i = 0; i < strlen(text); i++)\r
+ {\r
+ for (l=0;l<8;l++)\r
+ {\r
+ if(fontdata8x8[((text[i])*8)+l]&0x80) screen[l*320+0]=0xffff;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x40) screen[l*320+1]=0xffff;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x20) screen[l*320+2]=0xffff;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x10) screen[l*320+3]=0xffff;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x08) screen[l*320+4]=0xffff;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x04) screen[l*320+5]=0xffff;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x02) screen[l*320+6]=0xffff;\r
+ if(fontdata8x8[((text[i])*8)+l]&0x01) screen[l*320+7]=0xffff;\r
+ }\r
+ screen += 8;\r
+ }\r
+}\r
+\r
+\r
+void gp2x_text_out8(int x, int y, char *texto, ...)\r
+{\r
+ va_list args;\r
+ char buffer[512];\r
+\r
+ va_start(args,texto);\r
+ vsprintf(buffer,texto,args);\r
+ va_end(args);\r
+\r
+ gp2x_text(gp2x_screen,x,y,buffer,1);\r
+}\r
+\r
+\r
+void gp2x_text_out8_2(int x, int y, char *texto, int color)\r
+{\r
+ gp2x_text(gp2x_screen, x, y, texto, color);\r
+}\r
+\r
+void gp2x_text_out8_lim(int x, int y, char *texto, int max)\r
+{\r
+ char buffer[320/8+1];\r
+\r
+ strncpy(buffer, texto, 320/8);\r
+ if (max > 320/8) max = 320/8;\r
+ if (max < 0) max = 0;\r
+ buffer[max] = 0;\r
+\r
+ gp2x_text(gp2x_screen,x,y,buffer,1);\r
+}\r
+\r
+\r
+static unsigned long inp_prev = 0;\r
+static int inp_prevjoy = 0;\r
+\r
+static unsigned long wait_for_input(unsigned long interesting)\r
+{\r
+ unsigned long ret;\r
+ static int repeats = 0, wait = 300*1000;\r
+ int release = 0, i;\r
+\r
+ if (repeats == 5 || repeats == 15 || repeats == 30) wait /= 2;\r
+\r
+ for (i = 0; i < 6 && inp_prev == gp2x_joystick_read(1); i++) {\r
+ if(i == 0) repeats++;\r
+ usleep(wait/6);\r
+ }\r
+\r
+ while ( !((ret = gp2x_joystick_read(1)) & interesting) ) {\r
+ usleep(50000);\r
+ release = 1;\r
+ }\r
+\r
+ if (release || ret != inp_prev) {\r
+ repeats = 0;\r
+ wait = 300*1000;\r
+ }\r
+ inp_prev = ret;\r
+ inp_prevjoy = 0;\r
+\r
+ // we don't need diagonals in menus\r
+ if ((ret&GP2X_UP) && (ret&GP2X_LEFT)) ret &= ~GP2X_LEFT;\r
+ if ((ret&GP2X_UP) && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
+ if ((ret&GP2X_DOWN) && (ret&GP2X_LEFT)) ret &= ~GP2X_LEFT;\r
+ if ((ret&GP2X_DOWN) && (ret&GP2X_RIGHT)) ret &= ~GP2X_RIGHT;\r
+\r
+ return ret;\r
+}\r
+\r
+static unsigned long input2_read(unsigned long interesting, int *joy)\r
+{\r
+ unsigned long ret;\r
+ int i;\r
+\r
+ do\r
+ {\r
+ *joy = 0;\r
+ if ((ret = gp2x_joystick_read(0) & interesting)) break;\r
+ gp2x_usbjoy_update();\r
+ for (i = 0; i < num_of_joys; i++) {\r
+ ret = gp2x_usbjoy_check2(i);\r
+ if (ret) { *joy = i + 1; break; }\r
+ }\r
+ if (ret) break;\r
+ }\r
+ while(0);\r
+\r
+ return ret;\r
+}\r
+\r
+// similar to wait_for_input(), but returns joy num\r
+static unsigned long wait_for_input_usbjoy(unsigned long interesting, int *joy)\r
+{\r
+ unsigned long ret;\r
+ const int wait = 300*1000;\r
+ int i;\r
+\r
+ if (inp_prevjoy == 0) inp_prev &= interesting;\r
+ for (i = 0; i < 6; i++) {\r
+ ret = input2_read(interesting, joy);\r
+ if (*joy != inp_prevjoy || ret != inp_prev) break;\r
+ usleep(wait/6);\r
+ }\r
+\r
+ while ( !(ret = input2_read(interesting, joy)) ) {\r
+ usleep(50000);\r
+ }\r
+\r
+ inp_prev = ret;\r
+ inp_prevjoy = *joy;\r
+\r
+ return ret;\r
+}\r
+\r
+\r
+\r
+// -------------- ROM selector --------------\r
+\r
+static void draw_dirlist(char *curdir, struct dirent **namelist, int n, int sel)\r
+{\r
+ int start, i, pos;\r
+\r
+ start = 12 - sel;\r
+ n--; // exclude current dir (".")\r
+\r
+ memset(gp2x_screen, 0, 320*240);\r
+\r
+ if(start - 2 >= 0)\r
+ gp2x_text_out8_lim(14, (start - 2)*10, curdir, 38);\r
+ for (i = 0; i < n; i++) {\r
+ pos = start + i;\r
+ if (pos < 0) continue;\r
+ if (pos > 23) break;\r
+ if (namelist[i+1]->d_type == DT_DIR) {\r
+ gp2x_text_out8_lim(14, pos*10, "/", 1);\r
+ gp2x_text_out8_lim(14+8, pos*10, namelist[i+1]->d_name, 37);\r
+ } else {\r
+ gp2x_text_out8_lim(14, pos*10, namelist[i+1]->d_name, 38);\r
+ }\r
+ }\r
+ gp2x_text_out8(5, 120, ">");\r
+ gp2x_video_flip();\r
+}\r
+\r
+static int scandir_cmp(const void *p1, const void *p2)\r
+{\r
+ struct dirent **d1 = (struct dirent **)p1, **d2 = (struct dirent **)p2;\r
+ if ((*d1)->d_type == (*d2)->d_type) return alphasort(d1, d2);\r
+ if ((*d1)->d_type == DT_DIR) return -1; // put before\r
+ if ((*d2)->d_type == DT_DIR) return 1;\r
+ return alphasort(d1, d2);\r
+}\r
+\r
+\r
+static char *romsel_loop(char *curr_path)\r
+{\r
+ struct dirent **namelist;\r
+ DIR *dir;\r
+ int n, sel = 0;\r
+ unsigned long inp = 0;\r
+ char *ret = NULL, *fname = NULL;\r
+\r
+ // is this a dir or a full path?\r
+ if ((dir = opendir(curr_path))) {\r
+ closedir(dir);\r
+ } else {\r
+ char *p;\r
+ for (p = curr_path + strlen(curr_path) - 1; p > curr_path && *p != '/'; p--);\r
+ *p = 0;\r
+ fname = p+1;\r
+ }\r
+\r
+ n = scandir(curr_path, &namelist, 0, scandir_cmp);\r
+ if (n < 0) {\r
+ // try root\r
+ n = scandir(curr_path, &namelist, 0, scandir_cmp);\r
+ if (n < 0) {\r
+ // oops, we failed\r
+ printf("dir: "); printf(curr_path); printf("\n");\r
+ perror("scandir");\r
+ return NULL;\r
+ }\r
+ }\r
+\r
+ // try to find sel\r
+ if (fname != NULL) {\r
+ int i;\r
+ for (i = 1; i < n; i++) {\r
+ if (strcmp(namelist[i]->d_name, fname) == 0) {\r
+ sel = i - 1;\r
+ break;\r
+ }\r
+ }\r
+ }\r
+\r
+ for (;;)\r
+ {\r
+ draw_dirlist(curr_path, namelist, n, sel);\r
+ inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X);\r
+ if(inp & GP2X_UP ) { sel--; if (sel < 0) sel = n-2; }\r
+ if(inp & GP2X_DOWN) { sel++; if (sel > n-2) sel = 0; }\r
+ if(inp & GP2X_LEFT) { sel-=10; if (sel < 0) sel = 0; }\r
+ if(inp & GP2X_RIGHT) { sel+=10; if (sel > n-2) sel = n-2; }\r
+ if(inp & GP2X_B) { // enter dir/select\r
+ again:\r
+ if (namelist[sel+1]->d_type == DT_REG) {\r
+ strcpy(romFileName, curr_path);\r
+ strcat(romFileName, "/");\r
+ strcat(romFileName, namelist[sel+1]->d_name);\r
+ ret = romFileName;\r
+ break;\r
+ } else if (namelist[sel+1]->d_type == DT_DIR) {\r
+ int newlen = strlen(curr_path) + strlen(namelist[sel+1]->d_name) + 2;\r
+ char *p, *newdir = malloc(newlen);\r
+ if (strcmp(namelist[sel+1]->d_name, "..") == 0) {\r
+ char *start = curr_path;\r
+ p = start + strlen(start) - 1;\r
+ while (*p == '/' && p > start) p--;\r
+ while (*p != '/' && p > start) p--;\r
+ if (p <= start) strcpy(newdir, "/");\r
+ else { strncpy(newdir, start, p-start); newdir[p-start] = 0; }\r
+ } else {\r
+ strcpy(newdir, curr_path);\r
+ p = newdir + strlen(newdir) - 1;\r
+ while (*p == '/' && p >= newdir) *p-- = 0;\r
+ strcat(newdir, "/");\r
+ strcat(newdir, namelist[sel+1]->d_name);\r
+ }\r
+ ret = romsel_loop(newdir);\r
+ free(newdir);\r
+ break;\r
+ } else {\r
+ // unknown file type, happens on NTFS mounts. Try to guess.\r
+ FILE *tstf; int tmp;\r
+ strcpy(romFileName, curr_path);\r
+ strcat(romFileName, "/");\r
+ strcat(romFileName, namelist[sel+1]->d_name);\r
+ tstf = fopen(romFileName, "rb");\r
+ if (tstf != NULL)\r
+ {\r
+ if (fread(&tmp, 1, 1, tstf) > 0 || ferror(tstf) == 0)\r
+ namelist[sel+1]->d_type = DT_REG;\r
+ else namelist[sel+1]->d_type = DT_DIR;\r
+ fclose(tstf);\r
+ goto again;\r
+ }\r
+ }\r
+ }\r
+ if(inp & GP2X_X) break; // cancel\r
+ }\r
+\r
+ if (n > 0) {\r
+ while(n--) free(namelist[n]);\r
+ free(namelist);\r
+ }\r
+\r
+ return ret;\r
+}\r
+\r
+// -------------- key config --------------\r
+\r
+static char *usb_joy_key_name(int joy, int num)\r
+{\r
+ static char name[16];\r
+ switch (num)\r
+ {\r
+ case 0: sprintf(name, "Joy%i UP", joy); break;\r
+ case 1: sprintf(name, "Joy%i DOWN", joy); break;\r
+ case 2: sprintf(name, "Joy%i LEFT", joy); break;\r
+ case 3: sprintf(name, "Joy%i RIGHT", joy); break;\r
+ default:sprintf(name, "Joy%i b%i", joy, num-3); break;\r
+ }\r
+ return name;\r
+}\r
+\r
+static void draw_key_config(int curr_act, int is_p2)\r
+{\r
+ char strkeys[32*5];\r
+ int joy, i;\r
+\r
+ strkeys[0] = 0;\r
+ for (i = 0; i < 32; i++)\r
+ {\r
+ if (currentConfig.KeyBinds[i] & (1 << curr_act))\r
+ {\r
+ if (curr_act < 16 && (currentConfig.KeyBinds[i] & (1 << 16)) != (is_p2 << 16)) continue;\r
+ if (strkeys[0]) { strcat(strkeys, " + "); strcat(strkeys, gp2xKeyNames[i]); break; }\r
+ else strcpy(strkeys, gp2xKeyNames[i]);\r
+ }\r
+ }\r
+ for (joy = 0; joy < num_of_joys; joy++)\r
+ {\r
+ for (i = 0; i < 32; i++)\r
+ {\r
+ if (currentConfig.JoyBinds[joy][i] & (1 << curr_act))\r
+ {\r
+ if (curr_act < 16 && (currentConfig.JoyBinds[joy][i] & (1 << 16)) != (is_p2 << 16)) continue;\r
+ if (strkeys[0]) {\r
+ strcat(strkeys, ", "); strcat(strkeys, usb_joy_key_name(joy + 1, i));\r
+ break;\r
+ }\r
+ else strcpy(strkeys, usb_joy_key_name(joy + 1, i));\r
+ }\r
+ }\r
+ }\r
+\r
+ memset(gp2x_screen, 0, 320*240);\r
+ gp2x_text_out8(60, 40, "Action: %s", actionNames[curr_act]);\r
+ gp2x_text_out8(60, 60, "Keys: %s", strkeys);\r
+\r
+ gp2x_text_out8(30, 180, "Use SELECT to change action");\r
+ 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
+}\r
+\r
+static void key_config_loop(int is_p2)\r
+{\r
+ int curr_act = 0, joy = 0, i;\r
+ unsigned long inp = 0;\r
+\r
+ for (;;)\r
+ {\r
+ draw_key_config(curr_act, is_p2);\r
+ inp = wait_for_input_usbjoy(CONFIGURABLE_KEYS, &joy);\r
+ // printf("got %08lX from joy %i\n", inp, joy);\r
+ if (joy == 0) {\r
+ if (inp & GP2X_SELECT) {\r
+ curr_act++;\r
+ while (!actionNames[curr_act] && curr_act < 32) curr_act++;\r
+ if (curr_act > 31) curr_act = 0;\r
+ }\r
+ inp &= CONFIGURABLE_KEYS;\r
+ inp &= ~GP2X_SELECT;\r
+ }\r
+ if (curr_act == 31 && inp) break;\r
+ if (joy == 0) {\r
+ for (i = 0; i < 32; i++)\r
+ if (inp & (1 << i)) {\r
+ currentConfig.KeyBinds[i] ^= (1 << curr_act);\r
+ if (is_p2) currentConfig.KeyBinds[i] |= (1 << 16); // player 2 flag\r
+ else currentConfig.KeyBinds[i] &= ~(1 << 16);\r
+ }\r
+ } else {\r
+ for (i = 0; i < 32; i++)\r
+ if (inp & (1 << i)) {\r
+ currentConfig.JoyBinds[joy-1][i] ^= (1 << curr_act);\r
+ if (is_p2) currentConfig.JoyBinds[joy-1][i] |= (1 << 16);\r
+ else currentConfig.JoyBinds[joy-1][i] &= ~(1 << 16);\r
+ }\r
+ }\r
+ }\r
+}\r
+\r
+static void draw_kc_sel(int menu_sel)\r
+{\r
+ int tl_x = 25+40, tl_y = 60, y, i;\r
+ char joyname[36];\r
+\r
+ y = tl_y;\r
+ memset(gp2x_screen, 0, 320*240);\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
+\r
+ // draw cursor\r
+ gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
+\r
+ tl_x = 25;\r
+ gp2x_text_out8(tl_x, (y=110), "USB joys detected:");\r
+ if (num_of_joys > 0) {\r
+ for (i = 0; i < num_of_joys; i++) {\r
+ strncpy(joyname, joy_name(joys[i]), 33); joyname[33] = 0;\r
+ gp2x_text_out8(tl_x, (y+=10), "%i: %s", i+1, joyname);\r
+ }\r
+ } else {\r
+ gp2x_text_out8(tl_x, (y+=10), "none");\r
+ }\r
+\r
+\r
+ gp2x_video_flip();\r
+}\r
+\r
+static void kc_sel_loop(void)\r
+{\r
+ int menu_sel = 2, menu_sel_max = 2;\r
+ unsigned long inp = 0;\r
+\r
+ for(;;)\r
+ {\r
+ draw_kc_sel(menu_sel);\r
+ inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
+ if(inp & GP2X_UP ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
+ if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0; }\r
+ if(inp & GP2X_B) {\r
+ switch (menu_sel) {\r
+ case 0: key_config_loop(0); return;\r
+ case 1: key_config_loop(1); return;\r
+ default: return;\r
+ }\r
+ }\r
+ if(inp & GP2X_X) return;\r
+ }\r
+}\r
+\r
+\r
+\r
+\r
+// --------- advanced options ----------\r
+\r
+// order must match that of currentConfig_t\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
+static void draw_amenu_options(int menu_sel)\r
+{\r
+ int tl_x = 25, tl_y = 60, y;\r
+ 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
+ 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), "Done");\r
+\r
+ // draw cursor\r
+ gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
+\r
+ gp2x_video_flip();\r
+}\r
+\r
+static void amenu_loop_options(void)\r
+{\r
+ int menu_sel = 0, menu_sel_max = 11;\r
+ unsigned long inp = 0;\r
+\r
+ for(;;)\r
+ {\r
+ draw_amenu_options(menu_sel);\r
+ inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
+ if(inp & GP2X_UP ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
+ 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 10: return;\r
+ }\r
+ }\r
+ if(inp & (GP2X_X|GP2X_A)) return;\r
+ if(inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
+ 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
+ draw_amenu_options(menu_sel);\r
+ usleep(18*1000);\r
+ }\r
+ break;\r
+ }\r
+ }\r
+ }\r
+}\r
+\r
+// -------------- options --------------\r
+\r
+static 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
+}\r
+\r
+static void draw_menu_options(int menu_sel)\r
+{\r
+ 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(strframeskip, "Auto");\r
+ else sprintf(strframeskip, "%i", tmp_opts.Frameskip);\r
+ if (tmp_opts.PicoOpt&0x10) {\r
+ strrend = " 8bit fast";\r
+ } else if (tmp_opts.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
+ 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), "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 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), "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), "[advanced options]");\r
+ gp2x_text_out8(tl_x, (y+=10), "Save cfg as default");\r
+ if (rom_data)\r
+ gp2x_text_out8(tl_x, (y+=10), "Save cfg for current game only");\r
+\r
+ // draw cursor\r
+ gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
+\r
+ gp2x_video_flip();\r
+}\r
+\r
+static int sndrate_prevnext(int rate, int dir)\r
+{\r
+ int i, rates[] = { 8000, 11025, 16000, 22050, 44100 };\r
+\r
+ for (i = 0; i < 5; i++)\r
+ if (rates[i] == rate) break;\r
+\r
+ i += dir ? 1 : -1;\r
+ if (i > 4) return dir ? 44100 : 22050;\r
+ if (i < 0) return dir ? 11025 : 8000;\r
+ return rates[i];\r
+}\r
+\r
+static void menu_options_save(void)\r
+{\r
+ memcpy(¤tConfig.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
+ if (PicoOpt & 0x20) {\r
+ actionNames[ 8] = "Z"; actionNames[ 9] = "Y";\r
+ actionNames[10] = "X"; actionNames[11] = "MODE";\r
+ } else {\r
+ actionNames[8] = actionNames[9] = actionNames[10] = actionNames[11] = 0;\r
+ }\r
+}\r
+\r
+static void menu_loop_options(void)\r
+{\r
+ int menu_sel = 0, menu_sel_max = 15;\r
+ unsigned long inp = 0;\r
+\r
+ if (rom_data) menu_sel_max++;\r
+ memcpy(&tmp_opts.EmuOpt, ¤tConfig.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
+\r
+ for(;;)\r
+ {\r
+ draw_menu_options(menu_sel);\r
+ inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_LEFT|GP2X_RIGHT|GP2X_B|GP2X_X|GP2X_A);\r
+ if(inp & GP2X_UP ) { menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max; }\r
+ 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 14: amenu_loop_options(); break;\r
+ case 15: // done (save)\r
+ menu_options_save();\r
+ emu_WriteConfig(0);\r
+ return;\r
+ case 16: // done (save for current game)\r
+ menu_options_save();\r
+ emu_WriteConfig(1);\r
+ return;\r
+ }\r
+ }\r
+ if(inp & GP2X_X) return; // done (no save)\r
+ if(inp & GP2X_A) {\r
+ menu_options_save();\r
+ return; // done (save)\r
+ }\r
+ if(inp & (GP2X_LEFT|GP2X_RIGHT)) { // multi choise\r
+ 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
+ } 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
+ }\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
+ 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
+ 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
+ break;\r
+ case 12:\r
+ if (inp & GP2X_RIGHT) {\r
+ state_slot++; if (state_slot > 9) state_slot = 0;\r
+ } else {state_slot--; if (state_slot < 0) state_slot = 9;\r
+ }\r
+ 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
+ draw_menu_options(menu_sel);\r
+ usleep(50*1000);\r
+ }\r
+ break;\r
+ }\r
+ }\r
+ }\r
+}\r
+\r
+// -------------- credits --------------\r
+\r
+static void draw_menu_credits(void)\r
+{\r
+ int tl_x = 15, tl_y = 70, y;\r
+ memset(gp2x_screen, 0, 320*240);\r
+\r
+ gp2x_text_out8(tl_x, 20, "PicoDrive v" VERSION " (c) notaz, 2006");\r
+ y = tl_y;\r
+ gp2x_text_out8(tl_x, y, "Credits:");\r
+ gp2x_text_out8(tl_x, (y+=10), "Dave: Cyclone 68000 core,");\r
+ gp2x_text_out8(tl_x, (y+=10), " base code of PicoDrive");\r
+ gp2x_text_out8(tl_x, (y+=10), "Reesy & FluBBa: DrZ80 core");\r
+ gp2x_text_out8(tl_x, (y+=10), "MAME devs: YM2612 and SN76496 cores");\r
+ gp2x_text_out8(tl_x, (y+=10), "Charles MacDonald: Genesis hw docs");\r
+ gp2x_text_out8(tl_x, (y+=10), "Stephane Dallongeville:");\r
+ gp2x_text_out8(tl_x, (y+=10), " opensource Gens");\r
+ gp2x_text_out8(tl_x, (y+=10), "Haze: Genesis hw info");\r
+ gp2x_text_out8(tl_x, (y+=10), "rlyeh and others: minimal SDK");\r
+ gp2x_text_out8(tl_x, (y+=10), "Squidge: squidgehack");\r
+ gp2x_text_out8(tl_x, (y+=10), "Dzz: ARM940 sample");\r
+ 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
+}\r
+\r
+\r
+// -------------- root menu --------------\r
+\r
+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
+\r
+ gp2x_text_out8(tl_x, 20, "PicoDrive v" VERSION);\r
+\r
+ y = tl_y;\r
+ if (rom_data) {\r
+ gp2x_text_out8(tl_x, y, "Resume game");\r
+ gp2x_text_out8(tl_x, (y+=10), "Save State");\r
+ gp2x_text_out8(tl_x, (y+=10), "Load State");\r
+ gp2x_text_out8(tl_x, (y+=10), "Reset game");\r
+ } else {\r
+ y += 30;\r
+ }\r
+ gp2x_text_out8(tl_x, (y+=10), "Load new ROM");\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
+ gp2x_text_out8(tl_x, (y+=10), "Exit");\r
+\r
+ // draw cursor\r
+ 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
+}\r
+\r
+\r
+static void menu_loop_root(void)\r
+{\r
+ int menu_sel = 4, menu_sel_max = 8, menu_sel_min = 4;\r
+ unsigned long inp = 0;\r
+ char curr_path[PATH_MAX], *selfname;\r
+ FILE *tstf;\r
+\r
+ if ( (tstf = fopen(currentConfig.lastRomFile, "rb")) )\r
+ {\r
+ fclose(tstf);\r
+ strcpy(curr_path, currentConfig.lastRomFile);\r
+ }\r
+ else\r
+ {\r
+ getcwd(curr_path, PATH_MAX);\r
+ }\r
+\r
+ if (rom_data) menu_sel = menu_sel_min = 0;\r
+\r
+ for(;;)\r
+ {\r
+ draw_menu_root(menu_sel);\r
+ inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X|GP2X_SELECT);\r
+ if(inp & GP2X_UP ) { menu_sel--; if (menu_sel < menu_sel_min) menu_sel = menu_sel_max; }\r
+ if(inp & GP2X_DOWN) { menu_sel++; if (menu_sel > menu_sel_max) menu_sel = menu_sel_min; }\r
+ if(inp &(GP2X_SELECT|GP2X_X)){\r
+ if (rom_data) {\r
+ while (gp2x_joystick_read(1) & (GP2X_SELECT|GP2X_X)) usleep(50*1000); // wait until select is released\r
+ engineState = PGS_Running;\r
+ break;\r
+ }\r
+ }\r
+ if(inp & GP2X_B ) {\r
+ switch (menu_sel) {\r
+ case 0: // resume game\r
+ if (rom_data) { engineState = PGS_Running; return; }\r
+ break;\r
+ case 1: // save state\r
+ if (rom_data) {\r
+ if(emu_SaveLoadGame(0, 0)) {\r
+ strcpy(menuErrorMsg, "save failed");\r
+ continue;\r
+ }\r
+ engineState = PGS_Running;\r
+ return;\r
+ }\r
+ break;\r
+ case 2: // load state\r
+ if (rom_data) {\r
+ if(emu_SaveLoadGame(1, 0)) {\r
+ strcpy(menuErrorMsg, "load failed");\r
+ continue;\r
+ }\r
+ engineState = PGS_Running;\r
+ return;\r
+ }\r
+ break;\r
+ case 3: // reset game\r
+ if (rom_data) {\r
+ emu_ResetGame();\r
+ engineState = PGS_Running;\r
+ return;\r
+ }\r
+ break;\r
+ case 4: // select rom\r
+ selfname = romsel_loop(curr_path);\r
+ if (selfname) {\r
+ printf("selected file: %s\n", selfname);\r
+ strncpy(currentConfig.lastRomFile, selfname, sizeof(currentConfig.lastRomFile)-1);\r
+ currentConfig.lastRomFile[sizeof(currentConfig.lastRomFile)-1] = 0;\r
+ engineState = PGS_ReloadRom;\r
+ }\r
+ return;\r
+ case 5: // options\r
+ menu_loop_options();\r
+ break;\r
+ case 6: // controls\r
+ kc_sel_loop();\r
+ break;\r
+ case 7: // credits\r
+ draw_menu_credits();\r
+ usleep(500*1000);\r
+ inp = wait_for_input(GP2X_B|GP2X_X);\r
+ break;\r
+ case 8: // exit\r
+ engineState = PGS_Quit;\r
+ return;\r
+ }\r
+ }\r
+ menuErrorMsg[0] = 0; // clear error msg\r
+ }\r
+}\r
+\r
+\r
+void menu_loop(void)\r
+{\r
+ int pal[2];\r
+\r
+ // switch to 8bpp\r
+ gp2x_video_changemode(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
+\r
+ menu_loop_root();\r
+\r
+ menuErrorMsg[0] = 0;\r
+}\r