csgo/cstrike15_src/materialsystem/stdshaders/sfm_screenspace_vs30.fxc

#include "common_vs_fxc.h"

struct VS_INPUT
{
	float3 vPos						: POSITION;
};

struct VS_OUTPUT
{
    float4 projPos					: POSITION;	
};

VS_OUTPUT main( const VS_INPUT v )
{
	VS_OUTPUT o = ( VS_OUTPUT )0;
	o.projPos = float4( v.vPos, 1.0f );
	return o;
}