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FluorescentCIAAfricanAmerican
2020-04-22 12:56:21 -04:00
commit 3bf9df6b27
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public/mathlib/bumpvects.h
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//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
// $Workfile: $
// $Date: $
// $NoKeywords: $
//=============================================================================//
#ifndef BUMPVECTS_H
#define BUMPVECTS_H
#ifdef _WIN32
#pragma once
#endif
#include "mathlib/mathlib.h"
#define OO_SQRT_2 0.70710676908493042f
#define OO_SQRT_3 0.57735025882720947f
#define OO_SQRT_6 0.40824821591377258f
// sqrt( 2 / 3 )
#define OO_SQRT_2_OVER_3 0.81649661064147949f
#define NUM_BUMP_VECTS 3
const TableVector g_localBumpBasis[NUM_BUMP_VECTS] =
{
{ OO_SQRT_2_OVER_3, 0.0f, OO_SQRT_3 },
{ -OO_SQRT_6, OO_SQRT_2, OO_SQRT_3 },
{ -OO_SQRT_6, -OO_SQRT_2, OO_SQRT_3 }
};
void GetBumpNormals( const Vector& sVect, const Vector& tVect, const Vector& flatNormal,
const Vector& phongNormal, Vector bumpNormals[NUM_BUMP_VECTS] );
#endif // BUMPVECTS_H