1 files changed, 64 insertions, 0 deletions
diff --git a/materialsystem/stdshaders/sky_vs20.fxc b/materialsystem/stdshaders/sky_vs20.fxc
new file mode 100644
index 0000000..1bc2a3e
--- /dev/null
+++ b/materialsystem/stdshaders/sky_vs20.fxc
@@ -0,0 +1,64 @@
+#include "common_vs_fxc.h"
+
+const float4 g_vTextureSizeInfo : register( SHADER_SPECIFIC_CONST_0 );
+const float4 g_mBaseTexCoordTransform[2] : register( SHADER_SPECIFIC_CONST_1 );
+												   //SHADER_SPECIFIC_CONST_2
+
+#define TEXEL_XINCR (g_vTextureSizeInfo.x)
+#define TEXEL_YINCR (g_vTextureSizeInfo.y)
+#define U_TO_PIXEL_COORD_SCALE (g_vTextureSizeInfo.z)
+#define V_TO_PIXEL_COORD_SCALE (g_vTextureSizeInfo.w)
+
+struct VS_INPUT
+{
+	float4 vPos			: POSITION;
+	float2 vTexCoord0	: TEXCOORD0;
+};
+
+struct VS_OUTPUT
+{
+    float4 projPos					: POSITION;
+    
+//#if defined( _X360 )
+//	float2 baseTexCoord		: TEXCOORD0;
+//#else
+	float2 baseTexCoord00 : TEXCOORD0;
+	float2 baseTexCoord01 : TEXCOORD1;
+	float2 baseTexCoord10 : TEXCOORD2;
+	float2 baseTexCoord11 : TEXCOORD3;
+	float2 baseTexCoord_In_Pixels: TEXCOORD4;
+//#endif
+};
+
+VS_OUTPUT main( const VS_INPUT v )
+{
+	VS_OUTPUT o = ( VS_OUTPUT )0;
+
+	o.projPos = mul( v.vPos, cModelViewProj );
+
+	float4 vTexCoordInput = { v.vTexCoord0.x, v.vTexCoord0.y, 0.0f, 1.0f };
+	float2 vTexCoord;
+	vTexCoord.x = dot( vTexCoordInput.xyzw, g_mBaseTexCoordTransform[0] );
+	vTexCoord.y = dot( vTexCoordInput.xyzw, g_mBaseTexCoordTransform[1] );
+
+//#if defined( _X360 )
+//	o.baseTexCoord.xy = vTexCoord.xy;
+//#else
+	// Compute quantities needed for pixel shader texture lerping
+	o.baseTexCoord00.x = vTexCoord.x - TEXEL_XINCR;
+	o.baseTexCoord00.y = vTexCoord.y - TEXEL_YINCR;
+	o.baseTexCoord10.x = vTexCoord.x + TEXEL_XINCR;
+	o.baseTexCoord10.y = vTexCoord.y - TEXEL_YINCR;
+
+	o.baseTexCoord01.x = vTexCoord.x - TEXEL_XINCR;
+	o.baseTexCoord01.y = vTexCoord.y + TEXEL_YINCR;
+	o.baseTexCoord11.x = vTexCoord.x + TEXEL_XINCR;
+	o.baseTexCoord11.y = vTexCoord.y + TEXEL_YINCR;
+
+	o.baseTexCoord_In_Pixels.xy = o.baseTexCoord00.xy;
+	o.baseTexCoord_In_Pixels.x *= U_TO_PIXEL_COORD_SCALE;
+	o.baseTexCoord_In_Pixels.y *= V_TO_PIXEL_COORD_SCALE;
+//#endif
+
+	return o;
+}