#include "version.h"\r
\r
#include "Pico/PicoInt.h"\r
+#include "zlib/zlib.h"\r
\r
#ifndef _DIRENT_HAVE_D_TYPE\r
#error "need d_type for file browser\r
return ret;\r
}\r
\r
+// ------------ savestate loader ------------\r
+\r
+static void menu_prepare_bg(void);\r
+\r
+static int state_slot_flags = 0;\r
+\r
+static void state_check_slots(void)\r
+{\r
+ int slot;\r
+\r
+ state_slot_flags = 0;\r
+\r
+ for (slot = 0; slot < 10; slot++)\r
+ {\r
+ if (emu_check_save_file(slot))\r
+ {\r
+ state_slot_flags |= 1 << slot;\r
+ }\r
+ }\r
+}\r
+\r
+static void draw_savestate_bg(int slot)\r
+{\r
+ struct PicoVideo tmp_pv;\r
+ unsigned short tmp_cram[0x40];\r
+ unsigned short tmp_vsram[0x40];\r
+ void *tmp_vram, *file;\r
+ char *fname;\r
+\r
+ fname = emu_GetSaveFName(1, 0, slot);\r
+ if (!fname) return;\r
+\r
+ tmp_vram = malloc(sizeof(Pico.vram));\r
+ if (tmp_vram == NULL) return;\r
+\r
+ memcpy(tmp_vram, Pico.vram, sizeof(Pico.vram));\r
+ memcpy(tmp_cram, Pico.cram, sizeof(Pico.cram));\r
+ memcpy(tmp_vsram, Pico.vsram, sizeof(Pico.vsram));\r
+ memcpy(&tmp_pv, &Pico.video, sizeof(Pico.video));\r
+\r
+ if (strcmp(fname + strlen(fname) - 3, ".gz") == 0) {\r
+ file = gzopen(fname, "rb");\r
+ emu_set_save_cbs(1);\r
+ } else {\r
+ file = fopen(fname, "rb");\r
+ emu_set_save_cbs(0);\r
+ }\r
+\r
+ if (file) {\r
+ if (PicoMCD & 1) {\r
+ PicoCdLoadStateGfx(file);\r
+ } else {\r
+ areaSeek(file, 0x10020, SEEK_SET); // skip header and RAM in state file\r
+ areaRead(Pico.vram, 1, sizeof(Pico.vram), file);\r
+ areaSeek(file, 0x2000, SEEK_CUR);\r
+ areaRead(Pico.cram, 1, sizeof(Pico.cram), file);\r
+ areaRead(Pico.vsram, 1, sizeof(Pico.vsram), file);\r
+ areaSeek(file, 0x221a0, SEEK_SET);\r
+ areaRead(&Pico.video, 1, sizeof(Pico.video), file);\r
+ }\r
+ areaClose(file);\r
+ }\r
+\r
+ emu_forced_frame();\r
+ gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r
+ menu_prepare_bg();\r
+\r
+ memcpy(Pico.vram, tmp_vram, sizeof(Pico.vram));\r
+ memcpy(Pico.cram, tmp_cram, sizeof(Pico.cram));\r
+ memcpy(Pico.vsram, tmp_vsram, sizeof(Pico.vsram));\r
+ memcpy(&Pico.video, &tmp_pv, sizeof(Pico.video));\r
+ free(tmp_vram);\r
+}\r
+\r
+static void draw_savestate_menu(int menu_sel, int is_loading)\r
+{\r
+ int tl_x = 25, tl_y = 60, y, i;\r
+\r
+ if (state_slot_flags & (1 << menu_sel))\r
+ draw_savestate_bg(menu_sel);\r
+ gp2x_pd_clone_buffer2();\r
+\r
+ gp2x_text_out8(tl_x, 30, is_loading ? "Load state" : "Save state");\r
+\r
+ /* draw all 10 slots */\r
+ y = tl_y;\r
+ for (i = 0; i < 10; i++, y+=10)\r
+ {\r
+ gp2x_text_out8(tl_x, y, "SLOT %i (%s)", i, (state_slot_flags & (1 << i)) ? "USED" : "free");\r
+ }\r
+ gp2x_text_out8(tl_x, y, "back");\r
+\r
+ // draw cursor\r
+ gp2x_text_out8(tl_x - 16, tl_y + menu_sel*10, ">");\r
+\r
+ gp2x_video_flip2();\r
+}\r
+\r
+static int savestate_menu_loop(int is_loading)\r
+{\r
+ int menu_sel = 10, menu_sel_max = 10;\r
+ unsigned long inp = 0;\r
+\r
+ state_check_slots();\r
+\r
+ for(;;)\r
+ {\r
+ draw_savestate_menu(menu_sel, is_loading);\r
+ inp = wait_for_input(GP2X_UP|GP2X_DOWN|GP2X_B|GP2X_X);\r
+ if(inp & GP2X_UP ) {\r
+ do {\r
+ menu_sel--; if (menu_sel < 0) menu_sel = menu_sel_max;\r
+ } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
+ }\r
+ if(inp & GP2X_DOWN) {\r
+ do {\r
+ menu_sel++; if (menu_sel > menu_sel_max) menu_sel = 0;\r
+ } while (!(state_slot_flags & (1 << menu_sel)) && menu_sel != menu_sel_max && is_loading);\r
+ }\r
+ if(inp & GP2X_B) { // save/load\r
+ if (menu_sel < 10) {\r
+ state_slot = menu_sel;\r
+ if (emu_SaveLoadGame(is_loading, 0)) {\r
+ strcpy(menuErrorMsg, is_loading ? "Load failed" : "Save failed");\r
+ return 1;\r
+ }\r
+ return 0;\r
+ } else return 1;\r
+ }\r
+ if(inp & GP2X_X) return 1;\r
+ }\r
+}\r
+\r
// -------------- key config --------------\r
\r
static char *usb_joy_key_name(int joy, int num)\r
break;\r
case 1: // save state\r
if (rom_data) {\r
- if(emu_SaveLoadGame(0, 0)) {\r
- strcpy(menuErrorMsg, "save failed");\r
+ if(savestate_menu_loop(0))\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
+ if(savestate_menu_loop(1))\r
continue;\r
- }\r
engineState = PGS_Running;\r
return;\r
}\r
}\r
\r
\r
-static void menu_gfx_prepare(void)\r
+static void menu_prepare_bg(void)\r
{\r
extern int localPal[0x100];\r
- int i;\r
+ int c, 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
+ for (i = 0x100-1; i >= 0; i--) {\r
+ c = localPal[i];\r
+ localPal[i] = ((c >> 1) & 0x007f7f7f) - ((c >> 3) & 0x001f1f1f);\r
+ }\r
localPal[0xe0] = 0x00000000; // reserved pixels for OSD\r
localPal[0xf0] = 0x00ffffff;\r
\r
+ gp2x_video_setpalette(localPal, 0x100);\r
+}\r
+\r
+static void menu_gfx_prepare(void)\r
+{\r
+ menu_prepare_bg();\r
+\r
// switch to 8bpp\r
gp2x_video_changemode2(8);\r
gp2x_video_RGB_setscaling(320, 240);\r
- gp2x_video_setpalette(localPal, 0x100);\r
gp2x_video_flip2();\r
}\r
\r
notaz.gp2x.de / libpicofe.git / blobdiff