From 9efc102f1c8f6e2ebc5412f1b2c45a0c77acad48 Mon Sep 17 00:00:00 2001
From: notaz <notasas@gmail.com>
Date: Sat, 12 Sep 2009 21:54:46 +0000
Subject: [PATCH] 32x: packed pixel mode (works over 68k)

git-svn-id: file:///home/notaz/opt/svn/PicoDrive/platform@773 be3aeb3a-fb24-0410-a615-afba39da0efa
---
 common/emu.c   | 52 +++++++++++++++++++++++++++++++++-----------------
 common/menu.c  |  2 +-
 common/plat.h  |  2 +-
 gp2x/Makefile  |  2 ++
 gp2x/emu.c     |  8 ++++++--
 linux/Makefile |  2 +-
 6 files changed, 46 insertions(+), 22 deletions(-)

diff --git a/common/emu.c b/common/emu.c
index 6fc25b4..627c3be 100644
--- a/common/emu.c
+++ b/common/emu.c
@@ -409,6 +409,32 @@ static void shutdown_MCD(void)
 	PicoAHW &= ~PAHW_MCD;
 }
 
+static void system_announce(void)
+{
+	const char *sys_name, *tv_standard;
+	int fps;
+
+	if (PicoAHW & PAHW_SMS) {
+		sys_name = "Master System";
+	} else if (PicoAHW & PAHW_PICO) {
+		sys_name = "Pico";
+	} else if (PicoAHW & PAHW_MCD) {
+		sys_name = "Mega CD";
+		if ((Pico.m.hardware & 0xc0) == 0x80)
+			sys_name = "Sega CD";
+	} else if (PicoAHW & PAHW_32X) {
+		sys_name = "32X";
+	} else {
+		sys_name = "MegaDrive";
+		if ((Pico.m.hardware & 0xc0) == 0x80)
+			sys_name = "Genesis";
+	}
+	tv_standard = Pico.m.pal ? "PAL" : "NTSC";
+	fps = Pico.m.pal ? 50 : 60;
+
+	emu_status_msg("%s %s / %dFPS", tv_standard, sys_name, fps);
+}
+
 // note: this function might mangle rom_fname
 // XXX: portions of this code should move to pico/
 int emu_reload_rom(char *rom_fname)
@@ -612,21 +638,7 @@ int emu_reload_rom(char *rom_fname)
 	}
 	else
 	{
-		const char *sys_name, *tv_standard;
-		int fps;
-
-		if (PicoAHW & PAHW_SMS) {
-			sys_name = "Master System";
-		} else {
-			sys_name = "MegaDrive";
-			if ((Pico.m.hardware&0xc0) == 0x80)
-				sys_name = "Genesis";
-		}
-		tv_standard = Pico.m.pal ? "PAL" : "NTSC";
-		fps = Pico.m.pal ? 50 : 60;
-
- 		emu_status_msg("%s %s / %dFPS", tv_standard, sys_name, fps);
-
+		system_announce();
 		PicoOpt &= ~POPT_DIS_VDP_FIFO;
 	}
 
@@ -1073,6 +1085,12 @@ static void emu_tray_close(void)
 	emu_status_msg("CD tray closed.");
 }
 
+void emu_32x_startup(void)
+{
+	plat_video_toggle_renderer(0, 1, 0);
+	system_announce();
+}
+
 void emu_reset_game(void)
 {
 	PicoReset();
@@ -1200,9 +1218,9 @@ static void run_events_ui(unsigned int which)
 			PicoStateProgressCB = NULL;
 		}
 	}
-	if (which & PEV_SWITCH_RND)
+	if ((which & PEV_SWITCH_RND) && !(PicoAHW & PAHW_32X))
 	{
-		plat_video_toggle_renderer(1, 0);
+		plat_video_toggle_renderer(1, 0, 0);
 	}
 	if (which & (PEV_SSLOT_PREV|PEV_SSLOT_NEXT))
 	{
diff --git a/common/menu.c b/common/menu.c
index e651694..adfacef 100644
--- a/common/menu.c
+++ b/common/menu.c
@@ -1452,7 +1452,7 @@ static int menu_loop_adv_options(menu_id id, int keys)
 
 static int mh_opt_render(menu_id id, int keys)
 {
-	plat_video_toggle_renderer((keys & PBTN_RIGHT) ? 1 : 0, 1);
+	plat_video_toggle_renderer((keys & PBTN_RIGHT) ? 1 : 0, 0, 1);
 	return 0;
 }
 
diff --git a/common/plat.h b/common/plat.h
index ca847c6..e1fc29b 100644
--- a/common/plat.h
+++ b/common/plat.h
@@ -36,7 +36,7 @@ void plat_video_menu_begin(void);
 void plat_video_menu_end(void);
 
 void plat_video_wait_vsync(void);
-void plat_video_toggle_renderer(int is_next, int is_menu);
+void plat_video_toggle_renderer(int is_next, int force_16bpp, int is_menu);
 void plat_validate_config(void);
 void plat_update_volume(int has_changed, int is_up);
 
diff --git a/gp2x/Makefile b/gp2x/Makefile
index 817237a..8ccea30 100644
--- a/gp2x/Makefile
+++ b/gp2x/Makefile
@@ -72,6 +72,8 @@ OBJS += pico/cd/pico.o pico/cd/memory.o pico/cd/sek.o pico/cd/LC89510.o \
 		pico/cd/cd_sys.o pico/cd/cd_file.o pico/cd/cue.o pico/cd/gfx_cd.o \
 		pico/cd/area.o pico/cd/misc.o pico/cd/pcm.o pico/cd/buffering.o
 endif
+# Pico - 32X
+OBJS += pico/32x/32x.o pico/32x/memory.o pico/32x/draw.o
 # Pico - Pico
 OBJS += pico/pico/pico.o pico/pico/memory.o pico/pico/xpcm.o
 # Pico - carthw
diff --git a/gp2x/emu.c b/gp2x/emu.c
index 97b28b6..757bea6 100644
--- a/gp2x/emu.c
+++ b/gp2x/emu.c
@@ -498,10 +498,14 @@ static void vidResetMode(void)
 	make_local_pal = (PicoAHW & PAHW_SMS) ? make_local_pal_sms : make_local_pal_md;
 }
 
-void plat_video_toggle_renderer(int is_next, int is_menu)
+void plat_video_toggle_renderer(int is_next, int force_16bpp, int is_menu)
 {
+	if (force_16bpp) {
+		PicoOpt &= ~POPT_ALT_RENDERER;
+		currentConfig.EmuOpt |= EOPT_16BPP;
+	}
 	/* alt, 16bpp, 8bpp */
-	if (PicoOpt & POPT_ALT_RENDERER) {
+	else if (PicoOpt & POPT_ALT_RENDERER) {
 		PicoOpt &= ~POPT_ALT_RENDERER;
 		if (is_next)
 			currentConfig.EmuOpt |= EOPT_16BPP;
diff --git a/linux/Makefile b/linux/Makefile
index e6a94a2..32fa3c5 100644
--- a/linux/Makefile
+++ b/linux/Makefile
@@ -40,7 +40,7 @@ OBJS += pico/cd/pico.o pico/cd/memory.o pico/cd/sek.o pico/cd/LC89510.o \
 	pico/cd/cd_sys.o pico/cd/cd_file.o pico/cd/cue.o pico/cd/gfx_cd.o \
 	pico/cd/area.o pico/cd/misc.o pico/cd/pcm.o pico/cd/buffering.o
 # Pico - 32X
-OBJS += pico/32x/32x.o pico/32x/memory.o
+OBJS += pico/32x/32x.o pico/32x/memory.o pico/32x/draw.o
 # Pico - Pico
 OBJS += pico/pico/pico.o pico/pico/memory.o pico/pico/xpcm.o
 # Pico - sound
-- 
2.39.5