metaforce/Runtime/GuiSys/CGuiLight.cpp

#include "CGuiLight.hpp"
#include "CGuiFrame.hpp"

namespace urde
{

CGuiLight::CGuiLight(const CGuiWidgetParms& parms, const CLight& light)
: CGuiWidget(parms),
  xf8_type(light.x1c_type),
  xfc_spotCutoff(light.x20_spotCutoff),
  x100_distC(light.x24_distC),
  x104_distL(light.x28_distL),
  x108_distQ(light.x2c_distQ),
  x10c_angleC(light.x30_angleC),
  x110_angleL(light.x34_angleL),
  x114_angleQ(light.x38_angleQ),
  x118_loadedIdx(light.x40_loadedIdx)
{}

CGuiLight::~CGuiLight()
{
    xb0_frame->RemoveLight(this);
}

CLight CGuiLight::BuildLight() const
{
    CLight ret = CLight::BuildLocalAmbient(zeus::CVector3f::skZero, zeus::CColor::skBlack);

    switch (xf8_type)
    {
    case ELightType::Spot:
        ret = CLight::BuildSpot(GetWorldPosition(), x34_worldXF.basis[1], xa4_color, xfc_spotCutoff);
        break;
    case ELightType::Point:
        ret = CLight::BuildPoint(GetWorldPosition(), xa4_color);
        break;
    case ELightType::Directional:
        ret = CLight::BuildDirectional(x34_worldXF.basis[1], xa4_color);
        break;
    default: break;
    }

    ret.SetAttenuation(x100_distC, x104_distL, x108_distQ);
    ret.SetAngleAttenuation(x10c_angleC, x110_angleL, x114_angleQ);
    return ret;
}

void CGuiLight::SetIsVisible(bool vis)
{
    if (vis)
        xb0_frame->AddLight(this);
    else
        xb0_frame->RemoveLight(this);
    CGuiWidget::SetIsVisible(vis);
}

CGuiLight* CGuiLight::Create(CGuiFrame* frame, CInputStream& in, bool flag)
{
    CGuiWidgetParms parms = ReadWidgetHeader(frame, in, flag);

    ELightType tp = ELightType(in.readUint32Big());
    float distC = in.readFloatBig();
    float distL = in.readFloatBig();
    float distQ = in.readFloatBig();
    float angC = in.readFloatBig();
    float angL = in.readFloatBig();
    float angQ = in.readFloatBig();
    u32 loadedIdx = in.readUint32Big();

    CGuiLight* ret = nullptr;
    switch (tp)
    {
    case ELightType::Spot:
    {
        float cutoff = in.readFloatBig();
        CLight lt = CLight::BuildSpot(zeus::CVector3f::skZero, zeus::CVector3f::skZero,
                                      parms.x10_color, cutoff);
        lt.SetAttenuation(distC, distL, distQ);
        lt.SetAngleAttenuation(angC, angL, angQ);
        lt.x40_loadedIdx = loadedIdx;
        ret = new CGuiLight(parms, lt);
        break;
    }
    case ELightType::Point:
    {
        CLight lt = CLight::BuildPoint(zeus::CVector3f::skZero, parms.x10_color);
        lt.SetAttenuation(distC, distL, distQ);
        lt.x40_loadedIdx = loadedIdx;
        ret = new CGuiLight(parms, lt);
        break;
    }
    case ELightType::Directional:
    {
        CLight lt = CLight::BuildDirectional(zeus::CVector3f::skZero, parms.x10_color);
        lt.x40_loadedIdx = loadedIdx;
        ret = new CGuiLight(parms, lt);
        break;
    }
    default: break;
    }

    ret->ParseBaseInfo(frame, in, parms);
    frame->AddLight(ret);
    return ret;
}

}