From 2dabcb881cff02d082f09096ddbd5ee4342a68b8 Mon Sep 17 00:00:00 2001
From: nodchip <nodchip@gmail.com>
Date: Sat, 6 Mar 2010 10:07:37 +0000
Subject: [PATCH] Fixed the crazy code in r5161.

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@5163 8ced0084-cf51-0410-be5f-012b33b47a6e
---
 Source/Core/VideoCommon/Src/VertexLoader.h    | 20 +++++++++++--------
 .../VideoCommon/Src/VertexLoaderManager.cpp   | 12 ++++++++---
 2 files changed, 21 insertions(+), 11 deletions(-)

diff --git a/Source/Core/VideoCommon/Src/VertexLoader.h b/Source/Core/VideoCommon/Src/VertexLoader.h
index 8980c4e498..993e6ac88e 100644
--- a/Source/Core/VideoCommon/Src/VertexLoader.h
+++ b/Source/Core/VideoCommon/Src/VertexLoader.h
@@ -35,7 +35,7 @@
 class VertexLoaderUID
 {
 	u32 vid[5];
-	size_t hashValue;
+	size_t hash;
 public:
 	VertexLoaderUID() {}
 	void InitFromCurrentState(int vtx_attr_group) {
@@ -44,7 +44,7 @@ public:
 		vid[2] = g_VtxAttr[vtx_attr_group].g0.Hex & ~VAT_0_FRACBITS;
 		vid[3] = g_VtxAttr[vtx_attr_group].g1.Hex & ~VAT_1_FRACBITS;
 		vid[4] = g_VtxAttr[vtx_attr_group].g2.Hex & ~VAT_2_FRACBITS;
-		hashValue = hash(*this);
+		hash = CalculateHash();
 	}
 	bool operator < (const VertexLoaderUID &other) const {
 		// This is complex because of speed.
@@ -60,16 +60,20 @@ public:
 		}
 		return false;
 	}
-	static size_t hash(const VertexLoaderUID& rh) {
+	bool operator == (const VertexLoaderUID& rh) const {
+		return hash == rh.hash && std::equal(vid, vid + sizeof(vid) / sizeof(vid[0]), rh.vid);
+	}
+	size_t GetHash() const {
+		return hash;
+	}
+private:
+	size_t CalculateHash() {
 		size_t h = -1;
-		for (int i = 0; i < sizeof(rh.vid) / sizeof(rh.vid[0]); ++i) {
-			h = h * 137 + rh.vid[i];
+		for (int i = 0; i < sizeof(vid) / sizeof(vid[0]); ++i) {
+			h = h * 137 + vid[i];
 		}
 		return h;
 	}
-	operator size_t() const {
-		return hashValue;
-	}
 };
 
 class VertexLoader : public Gen::XCodeBlock
diff --git a/Source/Core/VideoCommon/Src/VertexLoaderManager.cpp b/Source/Core/VideoCommon/Src/VertexLoaderManager.cpp
index cdb4aa42a5..176e9ad0c7 100644
--- a/Source/Core/VideoCommon/Src/VertexLoaderManager.cpp
+++ b/Source/Core/VideoCommon/Src/VertexLoaderManager.cpp
@@ -37,11 +37,17 @@ static int s_attr_dirty;  // bitfield
 
 static VertexLoader *g_VertexLoaders[8];
 
-#ifndef _MSC_VER
+#ifdef _MSC_VER
+namespace stdext {
+	inline size_t hash_value(const VertexLoaderUID& uid) {
+		return uid.GetHash();
+	}
+}
+#else
 namespace __gnu_cxx {
 	template<> struct hash<VertexLoaderUID> {
-		size_t operator()(const VertexLoaderUID& __x) const {
-			return __x;
+		size_t operator()(const VertexLoaderUID& uid) const {
+			return uid.GetHash();
 		}
 	};
 }