X-Git-Url: https://notaz.gp2x.de/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=platform%2Fgp2x%2Fplat.c;h=aa60412328872e237b8da70d6418d306cd9e8b51;hb=7c34867ab6109c47ad099e903a57af6d2699074f;hp=568d3632de3a701dbe9a86f4ec753f6a7c5d8f61;hpb=2275c67607418566594fa451b8503af1df82e903;p=picodrive.git

diff --git a/platform/gp2x/plat.c b/platform/gp2x/plat.c
index 568d363..aa60412 100644
--- a/platform/gp2x/plat.c
+++ b/platform/gp2x/plat.c
@@ -78,17 +78,28 @@ void plat_video_menu_enter(int is_rom_loaded)
 	}
 	else
 	{
+		char buff[256];
+
 		// should really only happen once, on startup..
-		readpng(g_screen_ptr, "skin/background.png", READPNG_BG);
+		emu_make_path(buff, "skin/background.png", sizeof(buff));
+		if (readpng(g_screen_ptr, buff, READPNG_BG) < 0)
+			memset(g_screen_ptr, 0, 320*240*2);
 	}
 
-	// copy to buffer2
+	// copy to buffer2, switch to black
 	gp2x_memcpy_buffers((1<<2), g_screen_ptr, 0, 320*240*2);
 
+	/* try to switch nicely avoiding tearing on Wiz */
+	gp2x_video_wait_vsync();
+	memset(gp2x_screens[0], 0, 320*240*2);
+	memset(gp2x_screens[1], 0, 320*240*2);
+	gp2x_video_flip2();
+	gp2x_video_wait_vsync();
+	gp2x_video_wait_vsync();
+
 	// switch to 16bpp
 	gp2x_video_changemode_ll(16);
 	gp2x_video_RGB_setscaling(0, 320, 240);
-	gp2x_video_flip2();
 }
 
 void plat_video_menu_begin(void)
@@ -110,6 +121,8 @@ void plat_validate_config(void)
 	soc = soc_detect();
 	if (soc != SOCID_MMSP2)
 		PicoOpt &= ~POPT_EXT_FM;
+	if (soc != SOCID_POLLUX)
+		currentConfig.EmuOpt &= ~EOPT_WIZ_TEAR_FIX;
 
 	if (currentConfig.gamma < 10 || currentConfig.gamma > 300)
 		currentConfig.gamma = 100;