From e72b321d293461f698a765c0fbff2c7b8e6dbb3c Mon Sep 17 00:00:00 2001
From: zeromus <zeromus@users.sf.net>
Date: Sun, 18 Apr 2010 23:10:53 +0000
Subject: [PATCH] rasterizer: fix an occasional crash during loadstate

---
 desmume/src/rasterize.cpp | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/desmume/src/rasterize.cpp b/desmume/src/rasterize.cpp
index a874d1a66..8b2211206 100644
--- a/desmume/src/rasterize.cpp
+++ b/desmume/src/rasterize.cpp
@@ -925,6 +925,7 @@ public:
 		u32 lastTextureFormat = 0, lastTexturePalette = 0;
 
 		//iterate over polys
+		bool first=true;
 		for(int i=0;i<engine->clippedPolyCounter;i++)
 		{
 			if(!RENDERER) _debug_thisPoly = (i==engine->_debug_drawClippedUserPoly);
@@ -935,7 +936,7 @@ public:
 			POLY *poly = clippedPoly.poly;
 			int type = clippedPoly.type;
 
-			if(i == 0 || lastPolyAttr != poly->polyAttr)
+			if(first || lastPolyAttr != poly->polyAttr)
 			{
 				polyAttr.setup(poly->polyAttr);
 				polyAttr.translucent = poly->isTranslucent();
@@ -943,13 +944,15 @@ public:
 			}
 
 
-			if(i == 0 || lastTextureFormat != poly->texParam || lastTexturePalette != poly->texPalette)
+			if(first || lastTextureFormat != poly->texParam || lastTexturePalette != poly->texPalette)
 			{
 				sampler.setup(poly->texParam);
 				lastTextureFormat = poly->texParam;
 				lastTexturePalette = poly->texPalette;
 			}
 
+			first = false;
+
 			lastTexKey = engine->polyTexKeys[i];
 
 			//hmm... shader gets setup every time because it depends on sampler which may have just changed