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diff --git a/materialsystem/stdshaders/example_model_vs20.fxc b/materialsystem/stdshaders/example_model_vs20.fxc
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+++ b/materialsystem/stdshaders/example_model_vs20.fxc
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+//===================== Copyright (c) Valve Corporation. All Rights Reserved. ======================
+//
+// Example vertex shader that can be applied to models
+//
+//==================================================================================================
+
+//  DYNAMIC: "COMPRESSED_VERTS"			"0..1"
+//	DYNAMIC: "DOWATERFOG"				"0..1"
+//	DYNAMIC: "SKINNING"					"0..1"
+//  DYNAMIC: "LIGHTING_PREVIEW"			"0..1"
+//  DYNAMIC: "NUM_LIGHTS"				"0..4"
+
+#include "common_vs_fxc.h"
+
+static const bool g_bSkinning		= SKINNING ? true : false;
+static const int g_FogType			= DOWATERFOG;
+
+const float4 cBaseTexCoordTransform[2]		: register( SHADER_SPECIFIC_CONST_0 );
+
+//-----------------------------------------------------------------------------
+// Input vertex format
+//-----------------------------------------------------------------------------
+struct VS_INPUT
+{
+	// This is all of the stuff that we ever use.
+	float4 vPos			: POSITION;
+	float4 vBoneWeights	: BLENDWEIGHT;
+	float4 vBoneIndices	: BLENDINDICES;
+	float4 vNormal		: NORMAL;
+	float2 vTexCoord0	: TEXCOORD0;
+};
+
+struct VS_OUTPUT
+{
+	// Stuff that isn't seen by the pixel shader
+	float4 projPosSetup	: POSITION;	
+	float  fog			: FOG;
+	// Stuff that is seen by the pixel shader
+	float2 baseTexCoord	: TEXCOORD0;
+	float4 lightAtten	: TEXCOORD1;
+	float3 worldNormal	: TEXCOORD2;
+	float3 worldPos		: TEXCOORD3;
+	float3 projPos		: TEXCOORD4;
+};
+
+//-----------------------------------------------------------------------------
+// Main shader entry point
+//-----------------------------------------------------------------------------
+VS_OUTPUT main( const VS_INPUT v )
+{
+	VS_OUTPUT o = ( VS_OUTPUT )0;
+
+	float3 vNormal;
+	DecompressVertex_Normal( v.vNormal, vNormal );
+
+	float3 worldNormal, worldPos;
+	SkinPositionAndNormal( g_bSkinning, v.vPos, vNormal, v.vBoneWeights, v.vBoneIndices, worldPos, worldNormal );
+
+	// Transform into projection space
+	float4 vProjPos = mul( float4( worldPos, 1 ), cViewProj );
+	o.projPosSetup = vProjPos;
+	vProjPos.z = dot( float4( worldPos, 1  ), cViewProjZ );
+
+	o.projPos = vProjPos.xyz;
+	o.fog = CalcFog( worldPos, vProjPos.xyz, g_FogType );
+
+	// Needed for water fog alpha and diffuse lighting 
+	o.worldPos = worldPos;
+	o.worldNormal = normalize( worldNormal );
+
+	// Scalar attenuations for four lights
+	o.lightAtten.xyz = float4(0,0,0,0);
+	#if ( NUM_LIGHTS > 0 )
+		o.lightAtten.x = GetVertexAttenForLight( worldPos, 0, false );
+	#endif
+	#if ( NUM_LIGHTS > 1 )
+		o.lightAtten.y = GetVertexAttenForLight( worldPos, 1, false );
+	#endif
+	#if ( NUM_LIGHTS > 2 )
+		o.lightAtten.z = GetVertexAttenForLight( worldPos, 2, false );
+	#endif
+	#if ( NUM_LIGHTS > 3 )
+		o.lightAtten.w = GetVertexAttenForLight( worldPos, 3, false );
+	#endif
+
+	// Base texture coordinate transform
+	o.baseTexCoord.x = dot( v.vTexCoord0, cBaseTexCoordTransform[0] );
+	o.baseTexCoord.y = dot( v.vTexCoord0, cBaseTexCoordTransform[1] );
+
+	return o;
+}