// taking an address of fread or fwrite causes "application could't be started" error\r
// on startup randomly depending on binary layout of executable file.\r
\r
-arearw *areaRead = (arearw *) 0; // fread; // read and write function pointers for\r
-arearw *areaWrite = (arearw *) 0; // fwrite; // gzip save state ability\r
-areaeof *areaEof = (areaeof *) 0;\r
-areaseek *areaSeek = (areaseek *) 0;\r
+arearw *areaRead = (arearw *) 0; // fread; // read and write function pointers for\r
+arearw *areaWrite = (arearw *) 0; // fwrite; // gzip save state ability\r
+areaeof *areaEof = (areaeof *) 0;\r
+areaseek *areaSeek = (areaseek *) 0;\r
+areaclose *areaClose = (areaclose *) 0;\r
\r
\r
// Scan one variable and callback\r
typedef size_t (arearw)(void *p, size_t _size, size_t _n, void *file);\r
typedef size_t (areaeof)(void *file);\r
typedef int (areaseek)(void *file, long offset, int whence);\r
+typedef int (areaclose)(void *file);\r
// Save or load the state from PmovFile:\r
int PmovState(int PmovAction, void *PmovFile); // &1=for reading &2=for writing &4=volatile &8=non-volatile\r
extern arearw *areaRead; // external read and write function pointers for\r
extern arearw *areaWrite; // gzip save state ability\r
extern areaeof *areaEof;\r
extern areaseek *areaSeek;\r
+extern areaclose *areaClose;\r
extern void (*PicoStateProgressCB)(const char *str);\r
\r
// Cart.c\r
// cd/Area.c\r
int PicoCdSaveState(void *file);\r
int PicoCdLoadState(void *file);\r
+int PicoCdLoadStateGfx(void *file);\r
\r
// Draw.c\r
int PicoLine(int scan);\r
return 0;
}
+
+int PicoCdLoadStateGfx(void *file)
+{
+ int ver, len, found = 0;
+ char buff[8];
+
+ g_read_offs = 0;
+ CHECKED_READ(8, buff);
+ if (strncmp(buff, "PicoSMCD", 8)) R_ERROR_RETURN("bad header");
+ CHECKED_READ(4, &ver);
+
+ while (!areaEof(file) && found < 4)
+ {
+ CHECKED_READ(1, buff);
+ CHECKED_READ(4, &len);
+ if (len < 0 || len > 1024*512) R_ERROR_RETURN("bad length");
+ if (buff[0] > CHUNK_FM && !(PicoMCD & 1)) R_ERROR_RETURN("cd chunk in non CD state?");
+
+ switch (buff[0])
+ {
+ case CHUNK_VRAM: CHECKED_READ_BUFF(Pico.vram); found++; break;
+ case CHUNK_CRAM: CHECKED_READ_BUFF(Pico.cram); found++; break;
+ case CHUNK_VSRAM: CHECKED_READ_BUFF(Pico.vsram); found++; break;
+ case CHUNK_VIDEO: CHECKED_READ_BUFF(Pico.video); found++; break;
+ default:
+ areaSeek(file, len, SEEK_CUR);
+ break;
+ }
+ }
+
+ return 0;
+}
+
+
#include <stdio.h>\r
#include <stdlib.h>\r
#include <sys/time.h>\r
+#include <sys/stat.h>\r
+#include <sys/types.h>\r
#include <linux/limits.h>\r
#include <ctype.h>\r
#include <unistd.h>\r
printf("framebuff == 0\n");\r
}\r
\r
+ // make dirs for saves, cfgs, etc.\r
+ mkdir("mds", 0777);\r
+ mkdir("srm", 0777);\r
+ mkdir("brm", 0777);\r
+ mkdir("cfg", 0777);\r
+\r
PicoInit();\r
\r
// logf = fopen("log.txt", "w");\r
}\r
\r
\r
-static void romfname_ext(char *dst, char *ext)\r
+static void romfname_ext(char *dst, const char *prefix, const char *ext)\r
{\r
char *p;\r
+ int prefix_len = 0;\r
\r
// make save filename\r
for (p = romFileName+strlen(romFileName)-1; p >= romFileName && *p != '/'; p--); p++;\r
- strncpy(dst, p, 511);\r
+ *dst = 0;\r
+ if (prefix) {\r
+ strcpy(dst, prefix);\r
+ prefix_len = strlen(prefix);\r
+ }\r
+ strncpy(dst + prefix_len, p, 511-prefix_len);\r
dst[511-8] = 0;\r
- if(dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0;\r
- strcat(dst, ext);\r
+ if (dst[strlen(dst)-4] == '.') dst[strlen(dst)-4] = 0;\r
+ if (ext) strcat(dst, ext);\r
+\r
+ printf("romfname_ext: %s\n", dst);\r
}\r
\r
\r
strncpy(cfg, PicoConfigFile, 511);\r
cfg[511] = 0;\r
} else {\r
- romfname_ext(cfg, ".pbcfg");\r
+ romfname_ext(cfg, "cfg/", ".pbcfg");\r
+ f = fopen(cfg, "rb");\r
+ if (!f) romfname_ext(cfg, NULL, ".pbcfg");\r
+ else fclose(f);\r
}\r
\r
printf("emu_ReadConfig: %s ", cfg);\r
strncpy(cfg, PicoConfigFile, 511);\r
cfg[511] = 0;\r
} else {\r
- romfname_ext(cfg, ".pbcfg");\r
+ romfname_ext(cfg, "cfg", ".pbcfg");\r
}\r
\r
printf("emu_WriteConfig: %s ", cfg);\r
}\r
\r
\r
-static int check_save_file(void)\r
-{\r
- char saveFname[512];\r
- char ext[16];\r
- FILE *f;\r
-\r
- ext[0] = 0;\r
- if(state_slot > 0 && state_slot < 10) sprintf(ext, ".%i", state_slot);\r
- strcat(ext, ".mds");\r
- if(currentConfig.EmuOpt & 8) strcat(ext, ".gz");\r
-\r
- romfname_ext(saveFname, ext);\r
- if ((f = fopen(saveFname, "rb"))) {\r
- fclose(f);\r
- return 1;\r
- }\r
- return 0;\r
-}\r
-\r
static void emu_state_cb(const char *str)\r
{\r
clearArea(0);\r
{\r
if(which & 0x1800) { // save or load (but not both)\r
int do_it = 1;\r
- if (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200) && check_save_file()) {\r
+ if (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200) && emu_check_save_file(state_slot)) {\r
unsigned long keys;\r
blit("", "OVERWRITE SAVE? (Y=yes, X=no)");\r
while( !((keys = gp2x_joystick_read(1)) & (GP2X_X|GP2X_Y)) )\r
state_slot += 1;\r
if(state_slot > 9) state_slot = 0;\r
}\r
- sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, check_save_file() ? "USED" : "FREE");\r
+ sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, emu_check_save_file(state_slot) ? "USED" : "FREE");\r
gettimeofday(¬iceMsgTime, 0);\r
}\r
if(which & 0x0080) {\r
}\r
\r
\r
+void emu_forced_frame(void)\r
+{\r
+ int po_old = PicoOpt;\r
+\r
+ PicoOpt |= 0x10;\r
+ PicoFrameFull();\r
+ PicoOpt = po_old;\r
+\r
+ if (!(Pico.video.reg[12]&1)) {\r
+ vidCpyM2 = vidCpyM2_40col;\r
+ clearArea(1);\r
+ } else vidCpyM2 = vidCpyM2_32col;\r
+\r
+ vidCpyM2((unsigned char *)gp2x_screen+320*8, framebuff+328*8);\r
+ vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r
+ gp2x_video_setpalette(localPal, 0x40);\r
+}\r
+\r
static void simpleWait(int thissec, int lim_time)\r
{\r
struct timeval tval;\r
}\r
\r
// if in 16bit mode, generate 8it image for menu background\r
- if (!(PicoOpt&0x10) && (currentConfig.EmuOpt&0x80)) {\r
- PicoOpt |= 0x10;\r
- if (!(Pico.video.reg[12]&1)) clearArea(1);\r
- PicoFrameFull();\r
- vidCpyM2((unsigned char *)gp2x_screen+320*8, framebuff+328*8);\r
- vidConvCpyRGB32(localPal, Pico.cram, 0x40);\r
- gp2x_video_setpalette(localPal, 0x40);\r
- PicoOpt &= ~0x10;\r
- }\r
+ if (!(PicoOpt&0x10) && (currentConfig.EmuOpt&0x80))\r
+ emu_forced_frame();\r
\r
// for menu bg\r
- gp2x_memcpy_all_buffers(gp2x_screen, 0, 320*240*2);\r
+ gp2x_memcpy_buffers((1<<2), gp2x_screen, 0, 320*240*2);\r
}\r
\r
\r
return gzwrite(file, p, _n);\r
}\r
\r
+static int try_ropen_file(const char *fname)\r
+{\r
+ FILE *f;\r
+\r
+ f = fopen(fname, "rb");\r
+ if (f) {\r
+ fclose(f);\r
+ return 1;\r
+ }\r
+ return 0;\r
+}\r
+\r
+char *emu_GetSaveFName(int load, int is_sram, int slot)\r
+{\r
+ static char saveFname[512];\r
+ char ext[16];\r
+\r
+ if (is_sram)\r
+ {\r
+ romfname_ext(saveFname, (PicoMCD&1) ? "brm/" : "srm/", (PicoMCD&1) ? ".brm" : ".srm");\r
+ if (load) {\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ // try in current dir..\r
+ romfname_ext(saveFname, NULL, (PicoMCD&1) ? ".brm" : ".srm");\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ return NULL; // give up\r
+ }\r
+ }\r
+ else\r
+ {\r
+ ext[0] = 0;\r
+ if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r
+ strcat(ext, (currentConfig.EmuOpt & 8) ? ".mds.gz" : ".mds");\r
+\r
+ romfname_ext(saveFname, "mds/", ext);\r
+ if (load) {\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ romfname_ext(saveFname, NULL, ext);\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ if (currentConfig.EmuOpt & 8) {\r
+ ext[0] = 0;\r
+ if(slot > 0 && slot < 10) sprintf(ext, ".%i", slot);\r
+ strcat(ext, ".mds");\r
+\r
+ romfname_ext(saveFname, "mds/", ext);\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ romfname_ext(saveFname, NULL, ext);\r
+ if (try_ropen_file(saveFname)) return saveFname;\r
+ }\r
+ return NULL;\r
+ }\r
+ }\r
+\r
+ return saveFname;\r
+}\r
+\r
+int emu_check_save_file(int slot)\r
+{\r
+ return emu_GetSaveFName(1, 0, slot) ? 1 : 0;\r
+}\r
+\r
+void emu_set_save_cbs(int gz)\r
+{\r
+ if (gz) {\r
+ areaRead = gzRead2;\r
+ areaWrite = gzWrite2;\r
+ areaEof = (areaeof *) gzeof;\r
+ areaSeek = (areaseek *) gzseek;\r
+ areaClose = (areaclose *) gzclose;\r
+ } else {\r
+ areaRead = (arearw *) fread;\r
+ areaWrite = (arearw *) fwrite;\r
+ areaEof = (areaeof *) feof;\r
+ areaSeek = (areaseek *) fseek;\r
+ areaClose = (areaclose *) fclose;\r
+ }\r
+}\r
\r
int emu_SaveLoadGame(int load, int sram)\r
{\r
int ret = 0;\r
- char saveFname[512];\r
+ char *saveFname;\r
\r
// make save filename\r
- romfname_ext(saveFname, "");\r
- if(sram) strcat(saveFname, (PicoMCD&1) ? ".brm" : ".srm");\r
- else {\r
- if(state_slot > 0 && state_slot < 10) sprintf(saveFname, "%s.%i", saveFname, state_slot);\r
- strcat(saveFname, ".mds");\r
+ saveFname = emu_GetSaveFName(load, sram, state_slot);\r
+ if (saveFname == NULL) {\r
+ strcpy(noticeMsg, load ? "LOAD FAILED (missing file)" : "SAVE FAILED ");\r
+ gettimeofday(¬iceMsgTime, 0);\r
+ return -1;\r
}\r
\r
printf("saveLoad (%i, %i): %s\n", load, sram, saveFname);\r
else\r
{\r
void *PmovFile = NULL;\r
- // try gzip first\r
- if(currentConfig.EmuOpt & 8) {\r
- strcat(saveFname, ".gz");\r
+ if (strcmp(saveFname + strlen(saveFname) - 3, ".gz") == 0) {\r
if( (PmovFile = gzopen(saveFname, load ? "rb" : "wb")) ) {\r
- areaRead = gzRead2;\r
- areaWrite = gzWrite2;\r
- areaEof = (areaeof *) gzeof;\r
- areaSeek = (areaseek *) gzseek;\r
+ emu_set_save_cbs(1);\r
if(!load) gzsetparams(PmovFile, 9, Z_DEFAULT_STRATEGY);\r
- } else\r
- saveFname[strlen(saveFname)-3] = 0;\r
+ }\r
}\r
- if(!PmovFile) { // gzip failed or was disabled\r
+ else\r
+ {\r
if( (PmovFile = fopen(saveFname, load ? "rb" : "wb")) ) {\r
- areaRead = (arearw *) fread;\r
- areaWrite = (arearw *) fwrite;\r
- areaEof = (areaeof *) feof;\r
- areaSeek = (areaseek *) fseek;\r
+ emu_set_save_cbs(0);\r
}\r
}\r
if(PmovFile) {\r
ret = PmovState(load ? 6 : 5, PmovFile);\r
- if(areaRead == gzRead2)\r
- gzclose(PmovFile);\r
- else fclose ((FILE *) PmovFile);\r
+ areaClose(PmovFile);\r
PmovFile = 0;\r
if (!load) sync();\r
else Pico.m.dirtyPal=1;\r
void emu_ResetGame(void);\r
int emu_ReadConfig(int game);\r
int emu_WriteConfig(int game);\r
+char *emu_GetSaveFName(int load, int is_sram, int slot);\r
+int emu_check_save_file(int slot);\r
+void emu_set_save_cbs(int gz);\r
+void emu_forced_frame(void);\r
int find_bios(int region, char **bios_file);\r
\r
}\r
\r
\r
+void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len)\r
+{\r
+ if (buffers & (1<<0)) memcpy((char *)gp2x_screens[0] + offset, data, len);\r
+ if (buffers & (1<<1)) memcpy((char *)gp2x_screens[1] + offset, data, len);\r
+ if (buffers & (1<<2)) memcpy((char *)gp2x_screens[2] + offset, data, len);\r
+ if (buffers & (1<<3)) memcpy((char *)gp2x_screens[3] + offset, data, len);\r
+}\r
+\r
+\r
void gp2x_memcpy_all_buffers(void *data, int offset, int len)\r
{\r
- memcpy((char *)gp2x_screens[0] + offset, data, len);\r
- memcpy((char *)gp2x_screens[1] + offset, data, len);\r
- memcpy((char *)gp2x_screens[2] + offset, data, len);\r
- memcpy((char *)gp2x_screens[3] + offset, data, len);\r
+ gp2x_memcpy_buffers(0xf, data, offset, len);\r
}\r
\r
\r
void gp2x_video_setpalette(int *pal, int len);\r
void gp2x_video_RGB_setscaling(int W, int H);\r
void gp2x_video_wait_vsync(void);\r
+void gp2x_memcpy_buffers(int buffers, void *data, int offset, int len);\r
void gp2x_memcpy_all_buffers(void *data, int offset, int len);\r
void gp2x_memset_all_buffers(int offset, int byte, int len);\r
void gp2x_pd_clone_buffer2(void);\r
#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 / picodrive.git / commitdiff