//========= Copyright Valve Corporation, All rights reserved. ============//
//
// Purpose:
//
//===========================================================================//

#ifndef DEFORMATIONS_H
#define DEFORMATIONS_H

#ifdef _WIN32
#pragma once
#endif

#include "../tier0/platform.h"

// nonlinear transformations which may be applied to model vertices when
// rendering. must be powers of two
enum DeformationType_t {
    DEFORMATION_CLAMP_TO_BOX_IN_WORLDSPACE =
        1,  // minxyz.minsoftness / maxxyz.maxsoftness
};

struct DeformationBase_t  // base class. don't use this
{
    DeformationType_t m_eType;
};

struct BoxDeformation_t : DeformationBase_t {
    // don't change the layout without changing code in shaderapidx8!!!!
    Vector m_SourceMins;  // cube to clamp within
    float m_flPad0;
    Vector m_SourceMaxes;
    float m_flPad1;

    Vector m_ClampMins;
    float m_flPad2;
    Vector m_ClampMaxes;
    float m_flPad3;

    FORCEINLINE BoxDeformation_t(void) {
        m_eType = DEFORMATION_CLAMP_TO_BOX_IN_WORLDSPACE;
        // invalid cube
        m_SourceMins.Init(0, 0, 0);
        m_SourceMaxes.Init(-1, -1, -1);

        // no clamp
        m_ClampMins.Init(-FLT_MAX, -FLT_MAX, -FLT_MAX);
        m_ClampMaxes.Init(FLT_MAX, FLT_MAX, FLT_MAX);
    }
};

#endif