X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=platform%2Fcommon%2Femu.c;h=44e15a64f1037b513dc5f15ba69a7a8140c67ba1;hb=c060a9ab9c428e1ed9c4159b56529a2a36031e44;hp=feb316764cada845b09f12ddd9107d704ffaf181;hpb=6fc5714482ecd4da20c3d5189b607afafc72b248;p=picodrive.git

diff --git a/platform/common/emu.c b/platform/common/emu.c
index feb3167..44e15a6 100644
--- a/platform/common/emu.c
+++ b/platform/common/emu.c
@@ -18,6 +18,7 @@
 
 #include <Pico/PicoInt.h>
 #include <Pico/Patch.h>
+#include <Pico/cd/cue.h>
 #include <zlib/zlib.h>
 
 #if   defined(__GP2X__)
@@ -42,6 +43,7 @@ int state_slot = 0;
 int config_slot = 0, config_slot_current = 0;
 char lastRomFile[512];
 int kb_combo_keys = 0, kb_combo_acts = 0;	// keys and actions which need button combos
+int pico_inp_mode = 0;
 
 unsigned char *movie_data = NULL;
 static int movie_size = 0;
@@ -163,9 +165,24 @@ int emu_cdCheck(int *pregion)
 {
 	unsigned char buf[32];
 	pm_file *cd_f;
-	int type = 0, region = 4; // 1: Japan, 4: US, 8: Europe
+	int region = 4; // 1: Japan, 4: US, 8: Europe
+	char ext[5], *fname = romFileName;
+	cue_track_type type = CT_UNKNOWN;
+	cue_data_t *cue_data = NULL;
+
+	get_ext(romFileName, ext);
+	if (strcasecmp(ext, ".cue") == 0) {
+		cue_data = cue_parse(romFileName);
+		if (cue_data != NULL) {
+			fname = cue_data->tracks[1].fname;
+			type  = cue_data->tracks[1].type;
+		}
+	}
+
+	cd_f = pm_open(fname);
+	if (cue_data != NULL)
+		cue_destroy(cue_data);
 
-	cd_f = pm_open(romFileName);
 	if (!cd_f) return 0; // let the upper level handle this
 
 	if (pm_read(buf, 32, cd_f) != 32) {
@@ -173,18 +190,27 @@ int emu_cdCheck(int *pregion)
 		return 0;
 	}
 
-	if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x00, 14)) type = 1;       // Sega CD (ISO)
-	if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x10, 14)) type = 2;       // Sega CD (BIN)
-	if (type == 0) {
+	if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x00, 14)) {
+		if (type && type != CT_ISO)
+			elprintf(EL_STATUS, ".cue has wrong type: %i", type);
+		type = CT_ISO;       // Sega CD (ISO)
+	}
+	if (!strncasecmp("SEGADISCSYSTEM", (char *)buf+0x10, 14)) {
+		if (type && type != CT_BIN)
+			elprintf(EL_STATUS, ".cue has wrong type: %i", type);
+		type = CT_BIN;       // Sega CD (BIN)
+	}
+
+	if (type == CT_UNKNOWN) {
 		pm_close(cd_f);
 		return 0;
 	}
 
-	pm_seek(cd_f, (type == 1) ? 0x100 : 0x110, SEEK_SET);
+	pm_seek(cd_f, (type == CT_ISO) ? 0x100 : 0x110, SEEK_SET);
 	pm_read(id_header, sizeof(id_header), cd_f);
 
 	/* it seems we have a CD image here. Try to detect region now.. */
-	pm_seek(cd_f, (type == 1) ? 0x100+0x10B : 0x110+0x10B, SEEK_SET);
+	pm_seek(cd_f, (type == CT_ISO) ? 0x100+0x10B : 0x110+0x10B, SEEK_SET);
 	pm_read(buf, 1, cd_f);
 	pm_close(cd_f);
 
@@ -192,14 +218,14 @@ int emu_cdCheck(int *pregion)
 	if (buf[0] == 0xa1) region = 1; // JAP
 
 	lprintf("detected %s Sega/Mega CD image with %s region\n",
-		type == 2 ? "BIN" : "ISO", region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");
+		type == CT_BIN ? "BIN" : "ISO", region != 4 ? (region == 8 ? "EU" : "JAP") : "USA");
 
 	if (pregion != NULL) *pregion = region;
 
 	return type;
 }
 
-static int extract_text(char *dest, unsigned char *src, int len, int swab)
+static int extract_text(char *dest, const unsigned char *src, int len, int swab)
 {
 	char *p = dest;
 	int i;
@@ -330,7 +356,7 @@ int emu_ReloadRom(void)
 
 	// check for MegaCD image
 	cd_state = emu_cdCheck(&cd_region);
-	if (cd_state > 0)
+	if (cd_state != CIT_NOT_CD)
 	{
 		PicoAHW |= PAHW_MCD;
 		// valid CD image, check for BIOS..
@@ -402,11 +428,9 @@ int emu_ReloadRom(void)
 		return 0;
 	}
 
-	Pico.m.frame_count = 0;
-
 	// insert CD if it was detected
-	if (cd_state > 0) {
-		ret = Insert_CD(romFileName, cd_state == 2);
+	if (cd_state != CIT_NOT_CD) {
+		ret = Insert_CD(romFileName, cd_state);
 		if (ret != 0) {
 			sprintf(menuErrorMsg, "Insert_CD() failed, invalid CD image?");
 			lprintf("%s\n", menuErrorMsg);
@@ -427,7 +451,7 @@ int emu_ReloadRom(void)
 		if(movie_data[0x14] == '6')
 		     PicoOpt |=  POPT_6BTN_PAD; // 6 button pad
 		else PicoOpt &= ~POPT_6BTN_PAD;
-		PicoOpt |= POPT_DIS_VDP_FIFO|POPT_ACC_TIMING; // accurate timing, no VDP fifo timing
+		PicoOpt |= POPT_DIS_VDP_FIFO; // no VDP fifo timing
 		if(movie_data[0xF] >= 'A') {
 			if(movie_data[0x16] & 0x80) {
 				PicoRegionOverride = 8;
@@ -948,3 +972,60 @@ int emu_SaveLoadGame(int load, int sram)
 	}
 }
 
+void emu_changeFastForward(int set_on)
+{
+	static void *set_PsndOut = NULL;
+	static int set_Frameskip, set_EmuOpt, is_on = 0;
+
+	if (set_on && !is_on) {
+		set_PsndOut = PsndOut;
+		set_Frameskip = currentConfig.Frameskip;
+		set_EmuOpt = currentConfig.EmuOpt;
+		PsndOut = NULL;
+		currentConfig.Frameskip = 8;
+		currentConfig.EmuOpt &= ~4;
+		currentConfig.EmuOpt |= 0x40000;
+		is_on = 1;
+		strcpy(noticeMsg, "FAST FORWARD   ");
+		emu_noticeMsgUpdated();
+	}
+	else if (!set_on && is_on) {
+		PsndOut = set_PsndOut;
+		currentConfig.Frameskip = set_Frameskip;
+		currentConfig.EmuOpt = set_EmuOpt;
+		PsndRerate(1);
+		is_on = 0;
+	}
+}
+
+void emu_RunEventsPico(unsigned int events)
+{
+	if (events & (1 << 3)) {
+		pico_inp_mode++;
+		if (pico_inp_mode > 2) pico_inp_mode = 0;
+		switch (pico_inp_mode) {
+			case 2: strcpy(noticeMsg, "Input: Pen on Pad      "); break;
+			case 1: strcpy(noticeMsg, "Input: Pen on Storyware"); break;
+			case 0: strcpy(noticeMsg, "Input: Joytick         ");
+				PicoPicohw.pen_pos[0] = PicoPicohw.pen_pos[1] = 0x8000;
+				break;
+		}
+		emu_noticeMsgUpdated();
+	}
+	if (events & (1 << 4)) {
+		PicoPicohw.page--;
+		if (PicoPicohw.page < 0) PicoPicohw.page = 0;
+		sprintf(noticeMsg, "Page %i                 ", PicoPicohw.page);
+		emu_noticeMsgUpdated();
+	}
+	if (events & (1 << 5)) {
+		PicoPicohw.page++;
+		if (PicoPicohw.page > 6) PicoPicohw.page = 6;
+		sprintf(noticeMsg, "Page %i                 ", PicoPicohw.page);
+		emu_noticeMsgUpdated();
+	}
+}
+
+
+
+