From 2219632c9e065444d2cf3ac3ec7d488d4e624d5e Mon Sep 17 00:00:00 2001
From: grinvader <>
Date: Thu, 23 Mar 2006 13:01:24 +0000
Subject: [PATCH] Ok, this should be the last round of buffer refresh fixes.
 Switching fullscreen with filters on should now work correctly for the SDL
 port.

---
 zsnes/src/gui/guikeys.inc  | 13 +++++++------
 zsnes/src/gui/guimouse.inc |  1 +
 zsnes/src/linux/gl_draw.c  |  2 +-
 3 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/zsnes/src/gui/guikeys.inc b/zsnes/src/gui/guikeys.inc
index ef362e05..db7f7e53 100644
--- a/zsnes/src/gui/guikeys.inc
+++ b/zsnes/src/gui/guikeys.inc
@@ -1185,27 +1185,28 @@ GUIVideoKeys:
   je near .nosuper2xsai
   cmp dh,'X'
   jne .no2xsai
-  GUIkeystoggleoptn byte[En2xSaI],1
+  mov eax,1
   jmp .yesfilter
 .no2xsai
   cmp dh,'E'
   jne .nosupereagle
-  GUIkeystoggleoptn byte[En2xSaI],2
+  mov eax,2
   jmp .yesfilter
 .nosupereagle
   cmp dh,'S'
   jne .nosuper2xsai
-  GUIkeystoggleoptn byte[En2xSaI],3
+  mov eax,3
 .yesfilter
+  pushad
+  call Clear2xSaIBuffer
+  popad
   mov byte[hqFilter],0
   mov byte[scanlines],0
   mov byte[cfgscanline],0
   mov byte[antienab],0
   mov byte[cfginterp],0
   mov byte[NTSCFilter],0
-  pushad
-  call Clear2xSaIBuffer
-  popad
+  GUIkeystoggleoptn byte[En2xSaI],al
 .nosuper2xsai
   cmp dh,'I'
   jne .nointerpolation
diff --git a/zsnes/src/gui/guimouse.inc b/zsnes/src/gui/guimouse.inc
index 5fab84a0..0ea238e9 100644
--- a/zsnes/src/gui/guimouse.inc
+++ b/zsnes/src/gui/guimouse.inc
@@ -893,6 +893,7 @@ SECTION .text
 
 NEWSYM SwitchFullScreen
   pushad
+  call Clear2xSaIBuffer
   xor eax,eax
   mov al,[cvidmode]
   cmp byte[GUIWFVID+eax],0
diff --git a/zsnes/src/linux/gl_draw.c b/zsnes/src/linux/gl_draw.c
index 7e7431ca..b24b4f0f 100644
--- a/zsnes/src/linux/gl_draw.c
+++ b/zsnes/src/linux/gl_draw.c
@@ -265,7 +265,7 @@ void gl_drawwin()
 				// (see ProcessTransparencies in newgfx16.asm
 				//  for ZSNES' current transparency code)
 	UpdateVFrame();
-	if (curblank != 0)
+	if (curblank || cvidmode<6)
 		return;
 
 	if (BilinearFilter)