#include "shaders/common/hlslStructs.h"
uniform float4x4 WorldITXf : WorldInverseTranspose;
uniform float4x4 WvpXf : WorldViewProjection;
uniform float4x4 WorldXf : World;
uniform float4x4 ViewIXf : ViewInverse;


struct VS_OUTPUT {
    float3 Position	: POSITION;
    float4 UV		: TEXCOORD0;
    float4 Normal	: NORMAL;
    float4 Tangent	: TANGENT0;
    float4 Binormal	: BINORMAL0;
};

VS_OUTPUT std_VS(VertexIn_PNT IN) {
    VS_OUTPUT OUT = (VS_OUTPUT)0;
    OUT.WorldNormal = mul(IN.Normal,WorldITXf).xyz;
    OUT.WorldTangent = mul(IN.Tangent,WorldITXf).xyz;
    OUT.WorldBinormal = mul(IN.Binormal,WorldITXf).xyz;
    float4 Po = float4(IN.Position.xyz,1);
    float3 Pw = mul(Po,WorldXf).xyz;
    OUT.LightVec = (Lamp0Pos - Pw);
#ifdef FLIP_TEXTURE_Y
    OUT.UV = float2(IN.UV.x,(1.0-IN.UV.y));
#else /* !FLIP_TEXTURE_Y */
    OUT.UV = IN.UV.xy;
#endif /* !FLIP_TEXTURE_Y */
    OUT.WorldView = normalize(ViewIXf[3].xyz - Pw);
    OUT.HPosition = mul(Po,WvpXf);
    return OUT;
}