1 files changed, 117 insertions, 0 deletions
diff --git a/sp/src/materialsystem/stdshaders/Water_vs20.fxc b/sp/src/materialsystem/stdshaders/Water_vs20.fxc
new file mode 100644
index 00000000..8f3a7a81
--- /dev/null
+++ b/sp/src/materialsystem/stdshaders/Water_vs20.fxc
@@ -0,0 +1,117 @@
+// STATIC: "BASETEXTURE"				"0..1"
+// STATIC: "MULTITEXTURE"				"0..1"
+
+// SKIP: $MULTITEXTURE && $BASETEXTURE
+
+#include "common_vs_fxc.h"
+
+const float4 cBumpTexCoordTransform[2]	:  register( SHADER_SPECIFIC_CONST_1 );
+const float4 TexOffsets	:  register( SHADER_SPECIFIC_CONST_3 );
+
+struct VS_INPUT
+{
+	float4 vPos							: POSITION;
+	float4 vNormal						: NORMAL;
+	float4 vBaseTexCoord				: TEXCOORD0;
+	float2 vLightmapTexCoord			: TEXCOORD1;
+	float2 vLightmapTexCoordOffset		: TEXCOORD2;
+	float3 vTangentS					: TANGENT;
+	float3 vTangentT					: BINORMAL0;
+};
+
+struct VS_OUTPUT
+{
+    float4 vProjPos_POSITION		: POSITION;
+#if !defined( _X360 )
+	float  vFog						: FOG;
+#endif
+	float2 vBumpTexCoord			: TEXCOORD0;
+	float3 vTangentEyeVect			: TEXCOORD1;
+	float4 vReflectXY_vRefractYX	: TEXCOORD2;
+	float  W						: TEXCOORD3;
+	float4 vProjPos					: TEXCOORD4;
+	float  screenCoord				: TEXCOORD5;
+#if MULTITEXTURE
+	float4 vExtraBumpTexCoord       : TEXCOORD6;
+#endif
+#if BASETEXTURE
+	HALF4 lightmapTexCoord1And2		: TEXCOORD6;
+	HALF4 lightmapTexCoord3			: TEXCOORD7;
+#endif
+	float4 fogFactorW				: COLOR1;
+};
+
+VS_OUTPUT main( const VS_INPUT v )
+{
+	VS_OUTPUT o = ( VS_OUTPUT )0;
+
+	float3 vObjNormal;
+	DecompressVertex_Normal( v.vNormal, vObjNormal );
+
+	// Projected position
+	float4 vProjPos = mul( v.vPos, cModelViewProj );
+	o.vProjPos = o.vProjPos_POSITION = vProjPos;
+
+	// Project tangent basis
+	float2 vProjTangentS = mul( v.vTangentS, cViewProj );
+	float2 vProjTangentT = mul( v.vTangentT, cViewProj );
+
+	// Map projected position to the reflection texture
+	float2 vReflectPos;
+	vReflectPos = (vProjPos.xy + vProjPos.w) * 0.5f;
+
+	// Map projected position to the refraction texture
+	float2 vRefractPos;
+	vRefractPos.x = vProjPos.x;
+	vRefractPos.y = -vProjPos.y; // invert Y
+	vRefractPos = (vRefractPos + vProjPos.w) * 0.5f;
+
+	// Reflection transform
+	o.vReflectXY_vRefractYX = float4( vReflectPos.x, vReflectPos.y, vRefractPos.y, vRefractPos.x );
+	o.W = vProjPos.w;
+	
+	o.screenCoord = vProjPos.x;
+
+	// Compute fog based on the position
+	float3 vWorldPos = mul( v.vPos, cModel[0] );
+	o.fogFactorW = CalcFog( vWorldPos, vProjPos, FOGTYPE_RANGE );
+#if !defined( _X360 )
+	o.vFog = o.fogFactorW;
+#endif
+
+	// Eye vector
+	float3 vWorldEyeVect = cEyePos - vWorldPos;
+	// Transform to the tangent space
+	o.vTangentEyeVect.x = dot( vWorldEyeVect, v.vTangentS );
+	o.vTangentEyeVect.y = dot( vWorldEyeVect, v.vTangentT );
+	o.vTangentEyeVect.z = dot( vWorldEyeVect, vObjNormal );
+
+	// Tranform bump coordinates
+	o.vBumpTexCoord.x = dot( v.vBaseTexCoord, cBumpTexCoordTransform[0] );
+	o.vBumpTexCoord.y = dot( v.vBaseTexCoord, cBumpTexCoordTransform[1] );
+	float f45x=v.vBaseTexCoord.x+v.vBaseTexCoord.y;
+	float f45y=v.vBaseTexCoord.y-v.vBaseTexCoord.x;
+#if MULTITEXTURE
+	o.vExtraBumpTexCoord.x=f45x*0.1+TexOffsets.x;
+	o.vExtraBumpTexCoord.y=f45y*0.1+TexOffsets.y;
+	o.vExtraBumpTexCoord.z=v.vBaseTexCoord.y*0.45+TexOffsets.z;
+	o.vExtraBumpTexCoord.w=v.vBaseTexCoord.x*0.45+TexOffsets.w;
+#endif
+
+#if BASETEXTURE
+	o.lightmapTexCoord1And2.xy = v.vLightmapTexCoord + v.vLightmapTexCoordOffset;
+
+	float2 lightmapTexCoord2 = o.lightmapTexCoord1And2.xy + v.vLightmapTexCoordOffset;
+	float2 lightmapTexCoord3 = lightmapTexCoord2 + v.vLightmapTexCoordOffset;
+
+	// reversed component order
+	o.lightmapTexCoord1And2.w = lightmapTexCoord2.x;
+	o.lightmapTexCoord1And2.z = lightmapTexCoord2.y;
+
+	o.lightmapTexCoord3.xy = lightmapTexCoord3;
+#endif
+
+	return o;
+}
+
+