From 7bc9a680a24582b2cb3a82cbdaf383b2330c3b21 Mon Sep 17 00:00:00 2001
From: notaz <notasas@gmail.com>
Date: Wed, 5 Aug 2009 19:22:23 +0000
Subject: [PATCH] do full frame before menu for proper bg

git-svn-id: file:///home/notaz/opt/svn/PicoDrive/platform@734 be3aeb3a-fb24-0410-a615-afba39da0efa
---
 common/emu.c | 11 +++++------
 gp2x/emu.c   | 16 ++++++++++++++++
 2 files changed, 21 insertions(+), 6 deletions(-)

diff --git a/common/emu.c b/common/emu.c
index 7de2aa9..becc0c2 100644
--- a/common/emu.c
+++ b/common/emu.c
@@ -1429,9 +1429,6 @@ void emu_loop(void)
 
 	emu_set_fastforward(0);
 
-	if (PicoAHW & PAHW_MCD)
-		PicoCDBufferFree();
-
 	// save SRAM
 	if ((currentConfig.EmuOpt & EOPT_EN_SRAM) && SRam.changed) {
 		plat_status_msg_busy_first("Writing SRAM/BRAM...");
@@ -1439,9 +1436,11 @@ void emu_loop(void)
 		SRam.changed = 0;
 	}
 
-	// do menu background to be sure it's right
-	pemu_forced_frame(POPT_EN_SOFTSCALE);
-
 	pemu_loop_end();
+
+	// pemu_loop_end() might want to do 1 frame for bg image,
+	// so free CD buffer here
+	if (PicoAHW & PAHW_MCD)
+		PicoCDBufferFree();
 }
 
diff --git a/gp2x/emu.c b/gp2x/emu.c
index 82f1c1d..7e60c2b 100644
--- a/gp2x/emu.c
+++ b/gp2x/emu.c
@@ -788,6 +788,22 @@ void pemu_loop_prep(void)
 
 void pemu_loop_end(void)
 {
+	int po_old = PicoOpt;
+	int eo_old = currentConfig.EmuOpt;
+
+	/* do one more frame for menu bg */
+	PicoOpt &= ~POPT_ALT_RENDERER;
+	PicoOpt |= POPT_EN_SOFTSCALE|POPT_ACC_SPRITES;
+	currentConfig.EmuOpt |= EOPT_16BPP;
+
+	PicoScanBegin = EmuScanBegin16;
+	PicoScanEnd = NULL;
+	PicoDrawSetColorFormat(1);
+	Pico.m.dirtyPal = 1;
+	PicoFrame();
+
+	PicoOpt = po_old;
+	currentConfig.EmuOpt = eo_old;
 }
 
 const char *plat_get_credits(void)
-- 
2.39.2