X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=gp2x%2Femu.c;h=56c83ff7111605801400561cbd6413c31cbe20b6;hb=01939b3b9c8c6e4cd8aa5a2fb6b5092a1fde7a47;hp=633a78079d7fc81a78bc0c21eee647637c361a16;hpb=98c9d8d9e79355a54e59123cf10bac1da78c1c6b;p=libpicofe.git

diff --git a/gp2x/emu.c b/gp2x/emu.c
index 633a780..56c83ff 100644
--- a/gp2x/emu.c
+++ b/gp2x/emu.c
@@ -48,6 +48,7 @@ unsigned char *rom_data = NULL;
 
 extern int crashed_940;
 
+static short sndBuffer[2*44100/50];
 static char noticeMsg[64];					// notice msg to draw
 static struct timeval noticeMsgTime = { 0, 0 };	// when started showing
 static int reset_timing, osd_fps_x;
@@ -276,6 +277,7 @@ int emu_ReloadRom(void)
 		// bios_help() ?
 		return 0;
 	} else {
+		if (PicoMCD & 1) PicoExitMCD();
 		PicoMCD &= ~1;
 	}
 
@@ -374,7 +376,7 @@ int emu_ReloadRom(void)
 		}
 	}
 	gettimeofday(&noticeMsgTime, 0);
-printf("PicoMCD: %x\n", PicoMCD);
+
 	// load SRAM for this ROM
 	if(currentConfig.EmuOpt & 1)
 		emu_SaveLoadGame(1, 1);
@@ -452,9 +454,9 @@ int emu_ReadConfig(int game)
 		// set default config
 		memset(&currentConfig, 0, sizeof(currentConfig));
 		currentConfig.lastRomFile[0] = 0;
-		currentConfig.EmuOpt  = 0x1f | 0xc00; // | cd_leds | cd_cdda
-		currentConfig.PicoOpt = 0x0f | 0x200; // | use_940
-		currentConfig.PsndRate = 44100;
+		currentConfig.EmuOpt  = 0x1f | 0x400; // | cd_leds
+		currentConfig.PicoOpt = 0x0f | 0xe00; // | use_940 | cd_pcm | cd_cdda
+		currentConfig.PsndRate = 22050; // 44100;
 		currentConfig.PicoRegion = 0; // auto
 		currentConfig.PicoAutoRgnOrder = 0x184; // US, EU, JP
 		currentConfig.Frameskip = -1; // auto
@@ -562,7 +564,7 @@ void emu_Deinit(void)
 }
 
 
-void osd_text(int x, int y, char *text)
+void osd_text(int x, int y, const char *text)
 {
 	int len = strlen(text)*8;
 
@@ -599,20 +601,20 @@ static void cd_leds(void)
 		// 8-bit modes
 		unsigned int col_g = (old_reg & 2) ? 0xc0c0c0c0 : 0xe0e0e0e0;
 		unsigned int col_r = (old_reg & 1) ? 0xd0d0d0d0 : 0xe0e0e0e0;
-		*(unsigned int *)((char *)gp2x_screen + 320*2+306) =
-		*(unsigned int *)((char *)gp2x_screen + 320*3+306) =
-		*(unsigned int *)((char *)gp2x_screen + 320*4+306) = col_g;
-		*(unsigned int *)((char *)gp2x_screen + 320*2+312) =
-		*(unsigned int *)((char *)gp2x_screen + 320*3+312) =
-		*(unsigned int *)((char *)gp2x_screen + 320*4+312) = col_r;
+		*(unsigned int *)((char *)gp2x_screen + 320*2+ 4) =
+		*(unsigned int *)((char *)gp2x_screen + 320*3+ 4) =
+		*(unsigned int *)((char *)gp2x_screen + 320*4+ 4) = col_g;
+		*(unsigned int *)((char *)gp2x_screen + 320*2+12) =
+		*(unsigned int *)((char *)gp2x_screen + 320*3+12) =
+		*(unsigned int *)((char *)gp2x_screen + 320*4+12) = col_r;
 	} else {
 		// 16-bit modes
-		unsigned int *p = (unsigned int *)((short *)gp2x_screen + 320*2+306);
+		unsigned int *p = (unsigned int *)((short *)gp2x_screen + 320*2+4);
 		unsigned int col_g = (old_reg & 2) ? 0x06000600 : 0;
 		unsigned int col_r = (old_reg & 1) ? 0xc000c000 : 0;
-		*p++ = col_g; *p++ = col_g; p++; *p++ = col_r; *p++ = col_r; p += 320/2 - 10/2;
-		*p++ = col_g; *p++ = col_g; p++; *p++ = col_r; *p++ = col_r; p += 320/2 - 10/2;
-		*p++ = col_g; *p++ = col_g; p++; *p++ = col_r; *p++ = col_r; p += 320/2 - 10/2;
+		*p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 320/2 - 12/2;
+		*p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 320/2 - 12/2;
+		*p++ = col_g; *p++ = col_g; p+=2; *p++ = col_r; *p++ = col_r; p += 320/2 - 12/2;
 	}
 }
 
@@ -632,10 +634,10 @@ static int EmuScan8(unsigned int num, void *sdata)
 	return 0;
 }
 
-static int localPal[0x100];
+int localPal[0x100];
 static void (*vidCpyM2)(void *dest, void *src) = NULL;
 
-static void blit(char *fps, char *notice)
+static void blit(const char *fps, const char *notice)
 {
 	int emu_opt = currentConfig.EmuOpt;
 
@@ -775,8 +777,8 @@ static void RunEvents(unsigned int which)
 			clearArea(0);
 		}
 		if (do_it) {
-			blit("", (which & 0x1000) ? "LOADING GAME" : "SAVING GAME");
-			emu_SaveLoadGame(which & 0x1000, 0);
+			osd_text(4, 232, (which & 0x1000) ? "LOADING GAME" : "SAVING GAME");
+			emu_SaveLoadGame((which & 0x1000) >> 12, 0);
 		}
 
 		reset_timing = 1;
@@ -926,24 +928,10 @@ static void updateKeys(void)
 	prevEvents = (allActions[0] | allActions[1]) >> 16;
 }
 
-static int snd_excess_add = 0, snd_excess_cnt = 0; // hack
 
-static void updateSound(void)
+static void updateSound(int len)
 {
-	int len = (PicoOpt&8)?PsndLen*2:PsndLen;
-
-	snd_excess_cnt += snd_excess_add;
-	if (snd_excess_cnt >= 0x10000) {
-		snd_excess_cnt -= 0x10000;
-		if (PicoOpt&8) {
-			PsndOut[len]   = PsndOut[len-2];
-			PsndOut[len+1] = PsndOut[len-1];
-			len+=2;
-		} else {
-			PsndOut[len]   = PsndOut[len-1];
-			len++;
-		}
-	}
+	if (PicoOpt&8) len<<=1;
 
 	gp2x_sound_write(PsndOut, len<<1);
 }
@@ -1013,6 +1001,7 @@ void emu_Loop(void)
 
 	// make sure we are in correct mode
 	vidResetMode();
+	Pico.m.dirtyPal = 1;
 	oldmodes = ((Pico.video.reg[12]&1)<<2) ^ 0xc;
 	find_combos();
 
@@ -1023,22 +1012,23 @@ void emu_Loop(void)
 
 	// prepare sound stuff
 	if(currentConfig.EmuOpt & 4) {
+		int snd_excess_add;
 		if(PsndRate != PsndRate_old || (PicoOpt&0x20b) != (PicoOpt_old&0x20b) || Pico.m.pal != pal_old || crashed_940) {
 			/* if 940 is turned off, we need it to be put back to sleep */
 			if (!(PicoOpt&0x200) && ((PicoOpt^PicoOpt_old)&0x200)) {
 				Reset940(1, 2);
 				Pause940(1);
 			}
-			sound_rerate();
+			sound_rerate(1);
 		}
 		//excess_samples = PsndRate - PsndLen*target_fps;
-		snd_excess_cnt = 0;
 		snd_excess_add = ((PsndRate - PsndLen*target_fps)<<16) / target_fps;
 		printf("starting audio: %i len: %i (ex: %04x) stereo: %i, pal: %i\n", PsndRate, PsndLen, snd_excess_add, (PicoOpt&8)>>3, Pico.m.pal);
 		gp2x_start_sound(PsndRate, 16, (PicoOpt&8)>>3);
 		gp2x_sound_volume(currentConfig.volume, currentConfig.volume);
 		PicoWriteSound = updateSound;
-		PsndOut = calloc((PicoOpt&8) ? (PsndLen*4+4) : (PsndLen*2+2), 1);
+		memset(sndBuffer, 0, sizeof(sndBuffer));
+		PsndOut = sndBuffer;
 		PsndRate_old = PsndRate;
 		PsndLen_real = PsndLen;
 		PicoOpt_old  = PicoOpt;
@@ -1234,15 +1224,23 @@ if (Pico.m.frame_count == 31563) {
 
 	// save SRAM
 	if((currentConfig.EmuOpt & 1) && SRam.changed) {
-		blit("", "Writing SRAM/BRAM..");
+		osd_text(4, 232, "Writing SRAM/BRAM..");
 		emu_SaveLoadGame(0, 1);
 		SRam.changed = 0;
 	}
 
-	if (PsndOut != 0) {
-		free(PsndOut);
-		PsndOut = 0;
+	// if in 16bit mode, generate 8it image for menu background
+	if (!(PicoOpt&0x10) && (currentConfig.EmuOpt&0x80)) {
+		PicoOpt |= 0x10;
+		PicoFrameFull();
+		vidCpyM2((unsigned char *)gp2x_screen+320*8, framebuff+328*8);
+		vidConvCpyRGB32(localPal, Pico.cram, 0x40);
+		gp2x_video_setpalette(localPal, 0x40);
+		PicoOpt &= ~0x10;
 	}
+
+	// for menu bg
+	gp2x_memcpy_all_buffers(gp2x_screen, 0, 320*240*2);
 }
 
 
@@ -1265,11 +1263,20 @@ size_t gzWrite2(void *p, size_t _size, size_t _n, void *file)
 }
 
 
+static void emu_state_cb(const char *str)
+{
+	clearArea(0);
+	blit("", str);
+}
+
 int emu_SaveLoadGame(int load, int sram)
 {
 	int ret = 0;
 	char saveFname[512];
 
+	PicoStateProgressCB = emu_state_cb;
+	gp2x_memcpy_all_buffers(gp2x_screen, 0, 320*240*2);
+
 	// make save filename
 	romfname_ext(saveFname, "");
 	if(sram) strcat(saveFname, (PicoMCD&1) ? ".brm" : ".srm");