1 files changed, 97 insertions, 0 deletions
diff --git a/materialsystem/stdshaders/portal_vs20.fxc b/materialsystem/stdshaders/portal_vs20.fxc
new file mode 100644
index 0000000..dd3f7e5
--- /dev/null
+++ b/materialsystem/stdshaders/portal_vs20.fxc
@@ -0,0 +1,97 @@
+// STATIC: "HASALPHAMASK"		"0..1"
+// STATIC: "HASSTATICTEXTURE"	"0..1"
+// STATIC: "USEALTERNATEVIEW"	"0..1"
+
+// DYNAMIC: "SKINNING"			"0..1"
+// DYNAMIC: "ADDSTATIC"			"0..1" 
+
+#define USESTATICTEXTURE (((ADDSTATIC == 1) && (HASSTATICTEXTURE == 1))?(1):(0))
+
+#include "common_vs_fxc.h"
+
+static const bool g_bSkinning = SKINNING ? true : false;
+
+#if ( USEALTERNATEVIEW == 1 )
+const float4x4 g_CustomViewProj	: register( SHADER_SPECIFIC_CONST_0 );
+#endif
+
+struct VS_INPUT
+{
+	float4 vPos							: POSITION;
+
+	float4 vBoneWeights					: BLENDWEIGHT;
+	float4 vBoneIndices					: BLENDINDICES;
+	float2 vMappingTexCoord				: TEXCOORD0;
+};
+
+
+struct VS_OUTPUT
+{
+	float4 vProjPos					: POSITION;
+	float3 vPortalTexCoord			: TEXCOORD0;
+
+#	if( (HASALPHAMASK == 1) || (USESTATICTEXTURE == 1) )
+		float2 vSecondaryTexCoord		: TEXCOORD1;
+#		if( (HASALPHAMASK == 1) && (USESTATICTEXTURE == 1) )
+			float2 vTertiaryTexCoord		: TEXCOORD2;
+#		endif
+#	endif
+
+#	if !defined( _X360  )
+		float vFog						: FOG;
+#	endif
+
+	float4 worldPos_projPosZ		: TEXCOORD7;		// Necessary for pixel fog
+};
+
+
+VS_OUTPUT main( const VS_INPUT v )
+{
+	VS_OUTPUT o = ( VS_OUTPUT )0;
+	
+	float3 worldPos;
+	
+	SkinPosition( 
+			g_bSkinning, 
+			v.vPos,
+			v.vBoneWeights, v.vBoneIndices,
+			worldPos );
+			
+	float4 vTextureProjectedPos;
+			
+	o.vProjPos = mul( float4( worldPos, 1 ), cViewProj );
+	
+#if ( USEALTERNATEVIEW == 1 )
+	vTextureProjectedPos = mul( float4( worldPos, 1 ), g_CustomViewProj );	
+#else	
+	vTextureProjectedPos = o.vProjPos;
+#endif
+	
+#if !defined( _X360 )
+	o.vFog = CalcFog( worldPos, o.vProjPos.xyz, FOGTYPE_RANGE );
+#endif
+	o.worldPos_projPosZ = float4( worldPos.xyz, o.vProjPos.z );
+	
+	//Screen coordinates mapped back to texture coordinates for the portal texture
+	o.vPortalTexCoord.x = vTextureProjectedPos.x;
+	o.vPortalTexCoord.y = -vTextureProjectedPos.y; // invert Y
+	o.vPortalTexCoord.xy = (o.vPortalTexCoord.xy + vTextureProjectedPos.w) * 0.5f;
+	o.vPortalTexCoord.z = vTextureProjectedPos.w;
+	
+#if ( USEALTERNATEVIEW == 1 )
+	o.vPortalTexCoord.xy = saturate( o.vPortalTexCoord.xy / vTextureProjectedPos.w ) * vTextureProjectedPos.w; //stretch instead of clipping.
+#endif
+	
+#	if( (HASALPHAMASK == 1) || (USESTATICTEXTURE == 1) )
+	{
+		o.vSecondaryTexCoord = v.vMappingTexCoord.xy;
+#		if( (HASALPHAMASK == 1) && (USESTATICTEXTURE == 1) )
+			o.vTertiaryTexCoord = v.vMappingTexCoord.xy;
+#		endif
+	}
+#	endif
+
+	return o;
+}
+
+	
+\ No newline at end of file