X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=platform%2Fgizmondo%2Femu.c;h=30c6651b7d6b83761d8f518f17dd9a51cce10e0d;hb=98a27142346e05a4cef4fe89469bc09d5560edc1;hp=9f08f06783eac0625b6f74a17fb556863e157317;hpb=efcba75f8a730340df6c1b679a207723f98d1ee6;p=picodrive.git

diff --git a/platform/gizmondo/emu.c b/platform/gizmondo/emu.c
index 9f08f06..30c6651 100644
--- a/platform/gizmondo/emu.c
+++ b/platform/gizmondo/emu.c
@@ -26,13 +26,7 @@
 
 // main 300K gfx-related buffer. Used by menu and renderers.
 unsigned char gfx_buffer[321*240*2*2];
-char romFileName[MAX_PATH];
-int engineState;
 
-unsigned char *PicoDraw2FB = gfx_buffer;  // temporary buffer for alt renderer ( (8+320)*(8+240+8) )
-int reset_timing = 0;
-
-static DWORD noticeMsgTime = 0;
 static short *snd_cbuff = NULL;
 static int snd_cbuf_samples = 0, snd_all_samples = 0;
 
@@ -40,12 +34,7 @@ static int snd_cbuf_samples = 0, snd_all_samples = 0;
 static void blit(const char *fps, const char *notice);
 static void clearArea(int full);
 
-void emu_noticeMsgUpdated(void)
-{
-	noticeMsgTime = GetTickCount();
-}
-
-int emu_getMainDir(char *dst, int len)
+int plat_get_root_dir(char *dst, int len)
 {
 	if (len > 0) *dst = 0;
 
@@ -58,7 +47,7 @@ static void emu_msg_cb(const char *msg)
 	giz_screen = fb_lock(1);
 
 	memset32((int *)((char *)giz_screen + 321*232*2), 0, 321*8*2/4);
-	emu_textOut16(4, 232, msg);
+	emu_text_out16(4, 232, msg);
 	noticeMsgTime = GetTickCount() - 2000;
 
 	/* assumption: emu_msg_cb gets called only when something slow is about to happen */
@@ -82,52 +71,10 @@ void emu_stateCb(const char *str)
 	Sleep(0); /* yield the CPU, the system may need it */
 }
 
-static void emu_msg_tray_open(void)
-{
-	strcpy(noticeMsg, "CD tray opened");
-	noticeMsgTime = GetTickCount();
-}
-
-
-void emu_Init(void)
-{
-	// make dirs for saves, cfgs, etc.
-	mkdir("mds", 0777);
-	mkdir("srm", 0777);
-	mkdir("brm", 0777);
-	mkdir("cfg", 0777);
-
-	PicoInit();
-	PicoMessage = emu_msg_cb;
-	PicoMCDopenTray = emu_msg_tray_open;
-	PicoMCDcloseTray = menu_loop_tray;
-}
-
-void emu_Deinit(void)
-{
-	// save SRAM
-	if ((currentConfig.EmuOpt & 1) && SRam.changed) {
-		emu_SaveLoadGame(0, 1);
-		SRam.changed = 0;
-	}
-
-	if (!(currentConfig.EmuOpt & 0x20))
-		config_writelrom(PicoConfigFile);
-
-	PicoExit();
-}
-
-void emu_prepareDefaultConfig(void)
+void pemu_prep_defconfig(void)
 {
-	memset(&defaultConfig, 0, sizeof(defaultConfig));
-	defaultConfig.EmuOpt    = 0x1d | 0x680; // | confirm_save, cd_leds, 16bit rend
-	defaultConfig.s_PicoOpt = 0x0f | POPT_EN_MCD_PCM|POPT_EN_MCD_CDDA|POPT_EN_SVP_DRC|POPT_ACC_SPRITES;
 	defaultConfig.s_PsndRate = 22050;
-	defaultConfig.s_PicoRegion = 0; // auto
-	defaultConfig.s_PicoAutoRgnOrder = 0x184; // US, EU, JP
 	defaultConfig.s_PicoCDBuffers = 0;
-	defaultConfig.Frameskip = -1; // auto
-	defaultConfig.volume = 50;
 	defaultConfig.KeyBinds[ 2] = 1<<0; // SACB RLDU
 	defaultConfig.KeyBinds[ 3] = 1<<1;
 	defaultConfig.KeyBinds[ 0] = 1<<2;
@@ -142,14 +89,12 @@ void emu_prepareDefaultConfig(void)
 	defaultConfig.KeyBinds[12] = 1<<29; // vol up
 	defaultConfig.KeyBinds[11] = 1<<30; // vol down
 	defaultConfig.scaling = 0;
-	defaultConfig.turbo_rate = 15;
 }
 
 
 static int EmuScanBegin16(unsigned int num)
 {
-	if (!(Pico.video.reg[1]&8)) num += 8;
-	DrawLineDest = (unsigned short *) giz_screen + 321 * num;
+	Pico.est.DrawLineDest = (unsigned short *) giz_screen + 321 * num;
 
 	if ((currentConfig.EmuOpt&0x4000) && (num&1) == 0) // (Pico.m.frame_count&1))
 		return 1; // skip next line
@@ -160,8 +105,7 @@ static int EmuScanBegin16(unsigned int num)
 static int EmuScanBegin8(unsigned int num)
 {
 	// draw like the fast renderer
-	if (!(Pico.video.reg[1]&8)) num += 8;
-	HighCol = gfx_buffer + 328 * num;
+	Pico.est.HighCol = gfx_buffer + 328 * num;
 
 	return 0;
 }
@@ -175,15 +119,8 @@ static void osd_text(int x, int y, const char *text)
 		p = (int *) ((int)p & ~3); // align
 		memset32(p, 0, len);
 	}
-	emu_textOut16(x, y, text);
-}
-
-/*
-void log1(void *p1, void *p2)
-{
-	lprintf("%p %p %p\n", p1, p2, DrawLineDest);
+	emu_text_out16(x, y, text);
 }
-*/
 
 static void cd_leds(void)
 {
@@ -217,12 +154,12 @@ static void blit(const char *fps, const char *notice)
 			vidConvCpyRGB565(localPal, Pico.cram, 0x40);
 		}
 		// a hack for VR
-		if (PicoRead16Hook == PicoSVPRead16)
-			memset32((int *)(PicoDraw2FB+328*8+328*223), 0xe0e0e0e0, 328);
+		if (PicoAHW & PAHW_SVP)
+			memset32((int *)(Pico.est.Draw2FB+328*8+328*223), 0xe0e0e0e0, 328);
 		if (!(Pico.video.reg[12]&1)) lines_flags|=0x10000;
 		if (currentConfig.EmuOpt&0x4000)
 			lines_flags|=0x40000; // (Pico.m.frame_count&1)?0x20000:0x40000;
-		vidCpy8to16((unsigned short *)giz_screen+321*8, PicoDraw2FB+328*8, localPal, lines_flags);
+		vidCpy8to16((unsigned short *)giz_screen+321*8, Pico.est.Draw2FB+328*8, localPal, lines_flags);
 	}
 	else if (!(emu_opt&0x80))
 	{
@@ -250,7 +187,7 @@ static void blit(const char *fps, const char *notice)
 		if (!(Pico.video.reg[12]&1)) lines_flags|=0x10000;
 		if (currentConfig.EmuOpt&0x4000)
 			lines_flags|=0x40000; // (Pico.m.frame_count&1)?0x20000:0x40000;
-		vidCpy8to16((unsigned short *)giz_screen+321*8, PicoDraw2FB+328*8, localPal, lines_flags);
+		vidCpy8to16((unsigned short *)giz_screen+321*8, Pico.est.Draw2FB+328*8, localPal, lines_flags);
 	}
 
 	if (notice || (emu_opt & 2)) {
@@ -285,11 +222,11 @@ static void vidResetMode(void)
 
 	if (PicoOpt&0x10) {
 	} else if (currentConfig.EmuOpt&0x80) {
-		PicoDrawSetColorFormat(1);
-		PicoScanBegin = EmuScanBegin16;
+		PicoDrawSetOutFormat(PDF_RGB555, 0);
+		PicoDrawSetCallbacks(EmuScanBegin16, NULL);
 	} else {
-		PicoDrawSetColorFormat(-1);
-		PicoScanBegin = EmuScanBegin8;
+		PicoDrawSetOutFormat(PDF_NONE, 0);
+		PicoDrawSetCallbacks(EmuScanBegin8, NULL);
 	}
 	if ((PicoOpt&0x10) || !(currentConfig.EmuOpt&0x80)) {
 		// setup pal for 8-bit modes
@@ -328,10 +265,8 @@ static void stdbg(const char *fmt, ...)
 
 static void updateSound(int len)
 {
-	if (PicoOpt&8) len<<=1;
-
-	snd_all_samples += len;
-	PsndOut += len;
+	snd_all_samples += len / 2;
+	PsndOut += len / 2;
 	if (PsndOut - snd_cbuff >= snd_cbuf_samples)
 	{
 		//if (PsndOut - snd_cbuff != snd_cbuf_samples)
@@ -349,20 +284,22 @@ static void SkipFrame(void)
 }
 
 /* forced frame to front buffer */
-void emu_forcedFrame(int opts)
+void pemu_forced_frame(int no_scale, int do_emu)
 {
 	int po_old = PicoOpt;
 	int eo_old = currentConfig.EmuOpt;
 
 	PicoOpt &= ~0x10;
-	PicoOpt |= opts|POPT_ACC_SPRITES;
+	PicoOpt |= POPT_ACC_SPRITES;
+	if (!no_scale)
+		PicoOpt |= POPT_EN_SOFTSCALE;
 	currentConfig.EmuOpt |= 0x80;
 
 	if (giz_screen == NULL)
 		giz_screen = fb_lock(1);
 
-	PicoDrawSetColorFormat(1);
-	PicoScanBegin = EmuScanBegin16;
+	PicoDrawSetOutFormat(PDF_RGB555, 0);
+	PicoDrawSetCallbacks(EmuScanBegin16, NULL);
 	Pico.m.dirtyPal = 1;
 	PicoFrameDrawOnly();
 
@@ -384,16 +321,16 @@ static void RunEvents(unsigned int which)
 			FrameworkAudio_SetPause(1);
 		if (giz_screen == NULL)
 			giz_screen = fb_lock(1);
-		if ( emu_checkSaveFile(state_slot) &&
+		if ( emu_check_save_file(state_slot) &&
 				(( (which & 0x1000) && (currentConfig.EmuOpt & 0x800)) || // load
 				 (!(which & 0x1000) && (currentConfig.EmuOpt & 0x200))) ) // save
 		{
 			int keys;
 			blit("", (which & 0x1000) ? "LOAD STATE? (PLAY=yes, STOP=no)" : "OVERWRITE SAVE? (PLAY=yes, STOP=no)");
-			while( !((keys = Framework_PollGetButtons()) & (BTN_PLAY|BTN_STOP)) )
+			while( !((keys = Framework_PollGetButtons()) & (PBTN_PLAY|PBTN_STOP)) )
 				Sleep(50);
-			if (keys & BTN_STOP) do_it = 0;
-			while(  ((keys = Framework_PollGetButtons()) & (BTN_PLAY|BTN_STOP)) ) // wait for release
+			if (keys & PBTN_STOP) do_it = 0;
+			while(  ((keys = Framework_PollGetButtons()) & (PBTN_PLAY|PBTN_STOP)) ) // wait for release
 				Sleep(50);
 			clearArea(0);
 		}
@@ -402,7 +339,7 @@ static void RunEvents(unsigned int which)
 		{
 			osd_text(4, 232, (which & 0x1000) ? "LOADING GAME" : "SAVING GAME");
 			PicoStateProgressCB = emu_stateCb;
-			emu_SaveLoadGame((which & 0x1000) >> 12, 0);
+			emu_save_load_game((which & 0x1000) >> 12, 0);
 			PicoStateProgressCB = NULL;
 			Sleep(0);
 		}
@@ -437,7 +374,7 @@ static void RunEvents(unsigned int which)
 			state_slot += 1;
 			if(state_slot > 9) state_slot = 0;
 		}
-		sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, emu_checkSaveFile(state_slot) ? "USED" : "FREE");
+		sprintf(noticeMsg, "SAVE SLOT %i [%s]", state_slot, emu_check_save_file(state_slot) ? "USED" : "FREE");
 		noticeMsgTime = GetTickCount();
 	}
 }
@@ -448,40 +385,13 @@ static void updateKeys(void)
 	static unsigned int prevEvents = 0;
 	int i;
 
+	/* FIXME: port to input fw, merge with emu.c:emu_update_input() */
 	keys = Framework_PollGetButtons();
-	if (keys & BTN_HOME)
+	if (keys & PBTN_HOME)
 		engineState = PGS_Menu;
 
 	keys &= CONFIGURABLE_KEYS;
 
-	for (i = 0; i < 32; i++)
-	{
-		if (keys & (1 << i))
-		{
-			int pl, acts = currentConfig.KeyBinds[i];
-			if (!acts) continue;
-			pl = (acts >> 16) & 1;
-			if (kb_combo_keys & (1 << i))
-			{
-				int u = i+1, acts_c = acts & kb_combo_acts;
-				// let's try to find the other one
-				if (acts_c) {
-					for (; u < 32; u++)
-						if ( (keys & (1 << u)) && (currentConfig.KeyBinds[u] & acts_c) ) {
-							allActions[pl] |= acts_c & currentConfig.KeyBinds[u];
-							keys &= ~((1 << i) | (1 << u));
-							break;
-						}
-				}
-				// add non-combo actions if combo ones were not found
-				if (!acts_c || u == 32)
-					allActions[pl] |= acts & ~kb_combo_acts;
-			} else {
-				allActions[pl] |= acts;
-			}
-		}
-	}
-
 	PicoPad[0] = allActions[0] & 0xfff;
 	PicoPad[1] = allActions[1] & 0xfff;
 
@@ -512,9 +422,8 @@ static void updateKeys(void)
 	prevEvents = (allActions[0] | allActions[1]) >> 16;
 }
 
-void emu_platformDebugCat(char *str)
+void plat_debug_cat(char *str)
 {
-	// nothing
 }
 
 static void simpleWait(DWORD until)
@@ -531,7 +440,7 @@ static void simpleWait(DWORD until)
 		spend_cycles(1024*2);
 }
 
-void emu_Loop(void)
+void pemu_loop(void)
 {
 	static int PsndRate_old = 0, PicoOpt_old = 0, pal_old = 0;
 	char fpsbuff[24]; // fps count c string
@@ -550,7 +459,6 @@ void emu_Loop(void)
 	else PicoOpt&=~0x4000;
 	Pico.m.dirtyPal = 1;
 	oldmodes = ((Pico.video.reg[12]&1)<<2) ^ 0xc;
-	emu_findKeyBindCombos();
 
 	// pal/ntsc might have changed, reset related stuff
 	target_fps = Pico.m.pal ? 50 : 60;
@@ -776,15 +684,8 @@ void emu_Loop(void)
 	// save SRAM
 	if ((currentConfig.EmuOpt & 1) && SRam.changed) {
 		emu_stateCb("Writing SRAM/BRAM..");
-		emu_SaveLoadGame(0, 1);
+		emu_save_load_game(0, 1);
 		SRam.changed = 0;
 	}
 }
 
-
-void emu_ResetGame(void)
-{
-	PicoReset();
-	reset_timing = 1;
-}
-